JPH0840453A - Spray - Google Patents

Abstract

PURPOSE:To prevent a nozzle cover from being carelessly opened or closed and secure the safety by pivoting the base part of a nozzle cover coating a nozzle opening so as to freely open/close it and providing a nozzle cover support retaining the opened posture or the closed posture of nozzle opening respectively. CONSTITUTION:A reversed triangular spray nozzle 21 is provided at the front end of a spray and a nozzle cylinder 212 is projected in a recessed part 211 at the front face thereof. The nozzle cylinder 212 is coated so as to be freely opened or closed with a nozzle cover 24 pivoted at the base end 241, in the bearing 22 formed in the spray nozzle 21. In this case, a fitting end 245 detachable to the notch 23 formed at the lower part of the front end of the spray nozzle 21, is formed at the front end of the nozzle cover 24. And a hook 261 freely detachable to fitting recess 262 formed at the rear part of the upper face of the spray nozzle 21 is formed at the outer face of the fitting end 245 to serve as nozzle cover supports 25, 26.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sprayer equipped with a nozzle cover at the tip of a spray nozzle.

[0002]

2. Description of the Related Art The applicant of the present invention has previously proposed, as a sprayer of this kind, a spray nozzle having a nozzle opening at the center of the front face, which is provided with a nozzle cover for covering the nozzle opening. Of the spray nozzle that is openably and closably attached to the top of the tip of the spray nozzle, and the nozzle cover is provided with a support means by a locking small hole and a locking protrusion for locking and maintaining the closed hole state of the nozzle opening. (Japanese Patent Application No. 6-27754). According to this, it is possible to close the nozzle opening when not in use, and it is possible to accurately maintain the closed hole posture by the support means.

[0003]

However, with this alone, during the spraying operation, the opened nozzle cover suddenly turns into the closed hole state to not only hinder the spraying, but also the spraying which collides with the nozzle cover. The particles scatter in unexpected directions and adhere to the user's face, limbs, etc.
It penetrates into the internal organs of the human body through the eyes, ears, nose and mouth.
Therefore, it is extremely dangerous when used as an insecticide. The present invention intends to solve the above-mentioned problems by making it possible to maintain the nozzle cover not only in the closed position of the nozzle opening but also in the open position thereof.

[0004]

In order to achieve the above object, the invention of claim 1 has a nozzle cover for covering the nozzle opening 213 at the tip of a spray nozzle 21 having a nozzle opening 213 in the center of the front surface.
24, the base end portion 241 of the nozzle cover 24 is pivotally attached to the tip end of the spray nozzle 21 so as to be openable and closable, and the nozzle cover 24 has a closed hole position and an open hole. Nozzle cover support means 25 and 26 for maintaining the posture are provided.

According to the second aspect of the invention, the nozzle port 21 is provided at the center of the front surface.
A pair of left and right bearings 22 is formed at the top of the spray nozzle 21 having 3 and a notch 23 is formed at the bottom thereof, and a nozzle cover 24 covering the nozzle opening 213 is arranged in front of the nozzle opening 213. The base end 241 of the nozzle cover 24 is pivotally attached to the bearing 22 of the spray nozzle 21 so as to be openable and closable, and a thin hinge 244 is formed on the nozzle cover 24 so that it can be bent in place. An engaging end 245 that is detachably engaged with the notch 23, and an engaging protrusion 251 that detachably engages between the engaging end 245 and the notch 23.
And the engaging small hole 252 constitutes one nozzle cover supporting means 25, and a hook 261 is provided on the outer surface of the engaging end portion 245 thereof, and the hook is provided on the rear portion of the upper surface of the spray nozzle 21 corresponding to the hook 261. Engagement recess 262 that removably engages 261
Is provided, and the engaging recess 262 and its hook 261 constitute the other nozzle cover supporting means 26.

According to the third aspect of the invention, the nozzle port 21 is provided at the center of the front surface.
A pair of left and right bearings 22 is formed at the top of the spray nozzle 21 having 3 and a notch 23 is formed at the bottom thereof, and a nozzle cover 24 covering the nozzle opening 213 is arranged in front of the nozzle opening 213. The base end 241 of the nozzle cover 24 is openably and closably attached to the bearing 22 of the spray nozzle 21, and the nozzle cover 24 has an engaging end for detachably engaging the notch 23 at the tip. The portion 245 is provided, and the engaging end portion 245 and the notch are provided.
One of the nozzle cover supporting means 25 is constituted by an engaging protrusion 251 and an engaging small hole 252 which are detachably engaged with each other, and is opened on the outer surface of the base end 241 of the nozzle cover 24. It is characterized in that a ride-over engaging projection 263 is provided for overcoming and engaging with a proper position of the tip of the spray nozzle 21 as the hole is rotated, and the other ride-over engaging projection 263 constitutes the other nozzle cover supporting means 26. And

According to the invention of claim 4, the nozzle port 21 is provided at the center of the front surface.
A pair of left and right bearings 22 is formed at the top of the spray nozzle 21 having 3 and a notch 23 is formed at the bottom thereof, and a nozzle cover 24 covering the nozzle opening 213 is arranged in front of the nozzle opening 213. The base end 241 of the nozzle cover 24 is openably and closably attached to the bearing 22 of the spray nozzle 21, and the nozzle cover 24 has an engaging end for detachably engaging the notch 23 at the tip. The portion 245 is provided, and the engaging end portion 245 and the notch are provided.
One of the nozzle cover supporting means 25 is constituted by an engaging protrusion 251 and an engaging small hole 252 which are detachably engaged with each other, and the base end portion 241 of the nozzle cover 24 and a proper place on the side surface. The engaging protrusion 264 and the engaging small hole which are engaged with each other are provided at appropriate positions on the inner surface of the bearing portion 22 corresponding to the above, and the other engaging member 264 and the engaging small hole constitute the other nozzle cover supporting means 26. It is characterized by having done.

According to the fifth aspect of the invention, the nozzle opening 21 is provided at the center of the front surface.
A pair of left and right bearings 22 is formed at the top of the spray nozzle 21 having 3 and a notch 23 is formed at the bottom thereof, and a nozzle cover 24 covering the nozzle opening 213 is arranged in front of the nozzle opening 213. The base end 241 of the nozzle cover 24 is openably and closably attached to the bearing 22 of the spray nozzle 21, and the nozzle cover 24 has an engaging end for detachably engaging the notch 23 at the tip. The portion 245 is provided, and the engaging end portion 245 and the notch are provided.
One of the nozzle cover supporting means 25 is constituted by an engaging protrusion 251 and an engaging small hole 252 which are detachably engaged with each other, and the nozzle cover 24 has stepped portions 266 on both sides of the intermediate portion.
Is formed, and the stepped portion 266 is placed on the upper surface of the bearing portion 22 in a state where the stepped portion 266 is opened and rotated and tilted backward, and the other portion of the nozzle cover supporting means 26 is configured by the structure. Characterize.

Further, according to the invention of claim 6, at the tip of the spray nozzle 21 having a nozzle opening 213 at the center of the front surface, a pair of left and right bearing portions 22 are formed in the upper portion and a notch 23 is formed in the lower portion, and the nozzle is formed. A nozzle cover 24 that covers the nozzle opening 213 is arranged in front of the opening 213, and a base end portion 241 of the nozzle cover 24 is provided.
Is rotatably and axially rotatably mounted on the bearing portion 22 of the spray nozzle 21, and the nozzle cover 24 is provided with an engaging end portion 245 for detachably engaging the notch 23 at the tip thereof. One of the nozzle cover supporting means 25 is constituted by the engaging protrusion 251 and the engaging small hole 252 which are detachably engaged with each other between the 245 and the notch 23, and the rear side of the bearing portion 22 is deeply formed. A feature is that the nozzle cover 24 is made to be recessed, and the nozzle cover 24 is opened and rotated, and is inserted into the deep recess in the tilted state, and the other nozzle cover support means 26 is configured by the structure.

[0010]

With the above-described structure, in any of the inventions, the nozzle cover 24 has the nozzle opening 21 when not spraying.
One of the nozzle cover supporting means 25 is actuated in the closed hole posture of 3, and the other nozzle cover supporting means 26 is actuated in the open posture of the nozzle opening 213 at the time of spraying so as to change the closed hole posture or the open posture. Keep it up.

[0011]

【Example】

Part 1. FIGS. 1 to 5 show an embodiment of a sprayer according to the invention of claim 1 and claim 2. In FIG. 1, 1
Is a liquid container, and 2 is a trigger type sprayer main body that is detachably screwed to the mouth and neck of the liquid container, and both are made of synthetic resin. As shown in FIGS. 1 to 5, the sprayer main body 2 has a spray nozzle 21 whose outer peripheral shape is substantially an inverted triangle when viewed from the front, and a recessed portion 211 is formed in the front middle portion of the spray nozzle, as shown in FIGS. Then, the nozzle cylinder 212 is provided at the center of the recessed portion.
And a nozzle nozzle 213 for spraying having a spin groove provided in the center of the nozzle cylinder. The spray nozzle 21 is further provided with a pair of bearing portions 22 formed on both sides by widely notching the upper end of the tip 23, and shaft holes 221 each having a fitting groove 222 from the front are provided on opposing surfaces of both bearing portions. In addition, a notch 23 is formed in the lower part of the tip. Therefore,
A nozzle cover 24 that covers the nozzle opening 213 is installed in the recessed portion 211 of the spray nozzle 21 so that the nozzle cover 213 can freely move in and out, and a pair of cantilever shafts 242 are provided on both sides of the base end portion 241 of the nozzle cover to project the By rotatably fitting the holding shaft into the shaft hole 221 through the fitting groove 222, the base end 241 of the holding shaft is rotatably attached to the bearing 22. A closed hole protrusion 243 is provided to close the nozzle opening 213, and
A fitting projection piece 246 which is detachably fitted to the nozzle cylinder 212 is projected around the closed hole projection, and a bendable thin hinge 244 is formed in the vicinity of the base end 241, and a tip end is formed. An engaging end portion 245 that is detachably engaged with the notch 23,
Between the engaging end portion and the notch 23, one nozzle cover supporting means 25 for maintaining the closed hole posture of the nozzle opening 213 is constituted, and the one nozzle cover supporting means is the notch 23.
A pair of locking small holes 252 are provided on the inner surface of the pair of engaging projections, and a pair of engaging projections 251 are projectingly provided on both sides of the engaging end portion 245 so as to correspond to the locking small holes, and the both are detachably engaged. Combining Further, a hook 261 is provided on the outer surface of the engaging end portion 245, and a locking concave portion 262 is provided at the rear portion of the upper surface of the spray nozzle 21 corresponding to the hook so that the hook can be detachably engaged. And the hook thereof constitute the other nozzle cover supporting means 26 for maintaining the opening posture of the nozzle opening 213. With such a configuration, normally, as shown in FIG. 2, the nozzle cover 24 is closed and one of the nozzle cover supporting means 25 keeps the state as shown in FIG. In this case, as shown in FIG. 3, the engaging projection 251 is disengaged from the locking small hole 252 to open one nozzle cover supporting means 25, and the nozzle cover 23 is further moved upward and rearward. By rotating and engaging the hook 261 with the locking recess 262, the other nozzle cover supporting means 26 is activated to maintain the closed position of the nozzle opening 213. After the spraying is finished, it can be returned by the reverse operation.

No. 2. FIGS. 6 to 8 show an embodiment of a sprayer according to the inventions of claims 1 and 3. In this case, the nozzle cover 24 does not have a bendable thin hinge 244 and the other nozzle cover support means 26 has a different structure from that of the previous example. The other nozzle cover supporting means 26 in this case is, as shown in FIGS. 6 to 8, provided on the outer edge of the base end 241 of the nozzle cover 24 along the upper edge of the nozzle cylinder 212 of the spray nozzle 21 with the rotation of the opening. A crossover engagement protrusion 263 is provided for crossover engagement. With such a structure, when spraying is required, the nozzle cover 24 is rotated upward so that the ride-over engaging projection 263 is provided on the nozzle cylinder 212.
The upper edge of the nozzle cover 213 is passed over to engage the other nozzle cover support means 26 to maintain the closed position of the nozzle opening 213. After the spraying is finished, it can be returned by the reverse operation. Others are the same as in the previous example and will not be described again.

3. FIG. 9 to FIG. 11 show an embodiment of the sprayer according to the invention of claims 1 and 4. Also in this case, as in the previous example, in the first example,
The nozzle cover 24 does not have a bendable thin hinge 244, and the other nozzle cover support means 26 has a different configuration. The other nozzle cover support means 26 in this case
Is provided with a pair of engaging protrusions 264 on both side surfaces of the base end portion 241 of the nozzle cover 24, and locking small holes 265 are provided at appropriate positions on the inner surfaces of the bearing portions 22 on both sides corresponding to the engaging protrusions. And both are detachably engaged. With such a configuration, when spraying is required, the nozzle cover 24 is pivoted upward to rotate the engagement protrusion 264 into the engagement small hole 265, thereby keeping the nozzle opening 213 closed. Keep it up. After the spraying is finished, it can be returned by the reverse operation. Others are the same as those in Example 1 and will be omitted.

No. 4. FIGS. 12 to 14 show an embodiment of the atomizer according to the inventions of claims 1 and 5. Also in this case, the nozzle cover in Example 1
24 does not have a bendable thin hinge 244, and
The structure of the other nozzle cover supporting means 26 is different.
In this case, the other nozzle cover supporting means 26 forms a pair of step portions 266 on both sides of the intermediate portion of the nozzle cover 24, and the step portions 266 of the bearing portions 22 on both sides are opened and pivoted backward and tilted backward. The structure is placed on the top surface. With such a configuration,
When spraying is required, the nozzle cover 24 is pivoted upward and the two step portions 266 are placed on the upper surfaces of the bearing portions 22 on both sides in a rearwardly tilted state to close the nozzle opening 213. To maintain. After the spraying is finished, it can be returned by the reverse operation. Others are the same as those in Example 1 and will be omitted.

No. 5. FIGS. 15 to 17 show an embodiment of the atomizer according to the inventions of claims 1 and 6. Also in this case, the nozzle cover in Example 1
24 does not have a bendable thin hinge 244, and
The structure of the other nozzle cover supporting means 26 is different.
In this case, the other nozzle cover supporting means 26 is a double bearing unit.
The structure is configured such that the rear of 22 is deeply recessed, both sides of the nozzle cover 24 are cut off, and the nozzle cover is opened and rotated, and is inserted into the deep recess in a backward tilted state. With this configuration, when spraying is required, the nozzle cover 24 is pivoted upward and tilted deeply rearward to maintain the closed position of the nozzle opening 213. After the spraying is finished, it can be returned by the reverse operation. Others are the same as those in Example 1 and will be omitted.

[0016]

As described above, in any of the above configurations, not only the nozzle cover 24 can operate the one nozzle cover supporting means 25 with the closed position of the nozzle opening 213, Even when the nozzle opening 213 is in the open position, the other nozzle cover supporting means 26 can be operated, and therefore, during spraying operation, the opened nozzle cover 24 suddenly rotates to the closed hole state to hinder spraying. In addition, the spray particles that collide with the nozzle cover 24 may be scattered in an unexpected direction and adhere to the user's face, limbs, etc. from the user's eyes, ears, nose, mouth, etc. to internal organs of the human body. It does not go into the air and does not pose any danger when used as an insecticide.

Further, according to the invention of claims 2 to 6, as one nozzle cover supporting means 25, the engaging end portion 245 provided at the tip of the nozzle cover 24 and the engaging end portion are fitted to each other. Therefore, an engaging protrusion 251 and an engaging small hole 252 which are detachably engaged with each other are provided between the notch 23 provided at the lower end of the spray nozzle 21 and the nozzle cover by the engagement of both. The closed position of the nozzle port 213 can be accurately maintained at 24.

Further, according to the invention of claim 2, a bendable thin hinge 244 is formed at an appropriate position of the nozzle cover 24, and a hook 261 is provided on an outer surface of the engaging end portion 245 at the tip, and the hook 261 is provided.
261 corresponding to the hook 261 at the rear of the upper surface of the spray nozzle 21.
The engaging recess 262 for detachably engaging with the engaging recess 262 and the hook 261 constitute the other nozzle cover supporting means 26, so that the engaging recess 262 is formed in the nozzle cover 24. And hook 261 securely engage the nozzle opening 21
It is possible to maintain the open-hole posture of 3, and the nozzle hinge 24 can be bent by the thin hinge 244, so that the operation and handling can be easily performed.

According to the invention of claim 3, the nozzle cover 24
An overpass engaging projection 263 that engages over the outer end surface of the base end portion 241 of the spray nozzle 21 at an appropriate position with the rotation of the opening.
Since the other nozzle cover supporting means 26 is constituted by the overriding engagement protrusion 263, the nozzle cover 24 is opened by the overriding engagement of the overriding engagement protrusion 263. The posture can be maintained accurately, and the other nozzle cover supporting means 26 can be easily formed only by providing the overcoming engagement protrusion 263 on the nozzle cover 24, and the manufacturing cost can be reduced.

According to the invention of claim 4, the nozzle cover 24
An engaging protrusion 264 and an engaging small hole 265 that engage with each other are provided at a proper position on the side surface of the base end portion 241 of the base and a corresponding position on the inner surface of the bearing portion 22 of the spray nozzle 21 corresponding thereto. Since the other nozzle cover supporting means 26 is constituted by the small hole 265,
The nozzle cover 24 can surely maintain the opening position of the nozzle opening 213 by the engagement of the engaging protrusion 264 and the locking small hole 265, and moreover, the mold can be manufactured even for the synthetic resin molding. Easy and cheap to manufacture.

According to the invention of claim 5, the nozzle cover 24
A step portion 266 is formed on both sides of the intermediate portion of the nozzle, and the step portion 266 is placed on the upper surface of the bearing portion 22 with the nozzle cover 24 opened and rotated and tilted backward. Since the cover supporting means 26 is constituted, the nozzle port 213 can be accurately opened by a simple operation of opening and rotating the nozzle cover 24 largely.
The open porosity can be maintained, and the mold can be easily manufactured for synthetic resin molding, and can be manufactured at low cost.

According to the invention of claim 6, the bearing portion
22 is deeply recessed, and the nozzle cover 24 is opened and rotated so that the nozzle cover 24 is inserted in the deep recess in the backward tilted state.
Since the other nozzle cover support means 26 is configured with this structure, the opening state of the nozzle port 213 can be accurately maintained by a simple operation of simply opening and rotating the nozzle cover 24 largely, In addition, the mold can be easily manufactured for synthetic resin molding and can be manufactured at low cost.

[Brief description of drawings]

FIG. 1 is a partially cutaway side view showing an embodiment of a sprayer according to the invention of claim 1 and claim 2 of the present invention.

FIG. 2 is a perspective view of a main part of the same example in a closed position.

FIG. 3 is a perspective view of the main part of the same example in the open position.

FIG. 4 is an exploded perspective view of a main part of the example.

FIG. 5 is a cross-sectional view of a main part of the same example.

FIG. 6 is a perspective view of an essential part of the sprayer according to the first and third aspects of the present invention in a closed-hole state.

FIG. 7 is an exploded perspective view of a main part of the example.

FIG. 8 is a cross-sectional view of a main part of the same example.

FIG. 9 is a perspective view of a main part of the sprayer according to the first and fourth aspects of the present invention in a closed-hole state.

FIG. 10 is a perspective view of the main part of the same example in the open position.

FIG. 11 is an exploded perspective view of a main part of the example.

FIG. 12 is a perspective view of a main part of the sprayer according to the first and fifth aspects of the present invention in a closed hole state.

FIG. 13 is a perspective view of the main part of the same example in the open position.

FIG. 14 is a perspective view of a main part member of the same example.

FIG. 15 is a perspective view of a main part of the sprayer according to the first and sixth aspects of the present invention in a closed-hole state.

FIG. 16 is a perspective view of the main part of the same example in the open position.

FIG. 17 is a perspective view of a main part member of the same example.

[Explanation of symbols]

 1 ... Liquid container 2 ... Sprayer main body 21 ... Spray nozzle 211 ... Recessed portion 212 ... Nozzle tube 213 ... Nozzle mouth 22 ... Bearing portion 221 ... Shaft hole 222 ... Fitting groove 23 ... Notch 24 ... Nozzle cover 241 ... Base end portion 242 ... cantilever shaft 243 ... closed hole projection 244 ... thin hinge 245 ... engaging end 246 ... mating projection 25 ... one nozzle cover supporting means 26 251 ... engaging projection 252 ... locking small hole 26 ... other Nozzle cover support means 261 ... Hook 262 ... Locking recess 263 ... Overcoming engagement projection 264 ... Engagement protrusion 265 ... Locking small hole 266 ... Step

Claims (6)

[Claims] 1. A nozzle cover 24 covering the nozzle opening 213 at the tip of a spray nozzle 21 having a nozzle opening 213 in the center of the front surface.
Is arranged so that the base end portion 241 of the nozzle cover 24 is pivotally attached to the tip end of the spray nozzle 21 in an openable and closable manner, and the nozzle cover 24 is provided with a closing position and an opening position of the nozzle opening 213. A sprayer characterized by having nozzle cover support means 25, 26 for maintaining the above. 2. A pair of left and right bearing portions 22 are provided above the tip of a spray nozzle 21 having a nozzle opening 213 in the center of the front surface.
In addition, a notch 23 is formed in the lower portion, and a nozzle cover 24 that covers the nozzle opening 213 is arranged in front of the nozzle opening 213,
A base end portion 241 of the nozzle cover 24 is rotatably and axially attached to the bearing portion 22 of the spray nozzle 21, and a thin hinge 244 which can be bent at a proper position is formed on the nozzle cover 24 and the tip end thereof is Engagement end for detachably engaging the notch 23
245 is provided, and the engaging protrusion 251 and the locking small hole 252 for detachably engaging the engaging end portion 245 and the notch 23 with each other.
The one nozzle cover supporting means 25 by
A hook 261 is provided on the outer surface of the engaging end portion 245, and the hook 261 is provided.
261 corresponding to the hook 26 at the rear of the upper surface of the spray nozzle 21.
An atomizer characterized in that a locking recess 262 for removably engaging one is provided, and the locking recess 262 and its hook 261 constitute the other nozzle cover supporting means 26. 3. A pair of left and right bearing portions 22 is provided at the top of the tip of the spray nozzle 21 having a nozzle opening 213 at the center of the front surface.
In addition, a notch 23 is formed in the lower portion, and a nozzle cover 24 that covers the nozzle opening 213 is arranged in front of the nozzle opening 213,
An engaging end portion 245 for releasably engaging the base end portion 241 of the nozzle cover 24 with the bearing portion 22 of the spray nozzle 21 and detachably engaging the notch 23 at the tip end of the nozzle cover 24.
Is provided, and one of the nozzle cover supporting means 25 is constituted by the engaging protrusion 251 and the engaging small hole 252 which are detachably engaged with each other between the engaging end portion 245 and the notch 23, and On the outer surface of the base end portion 241 of the nozzle cover 24, there is provided a ride-over engaging projection 263 that rides over and engages with the tip proper position of the spray nozzle 21 in accordance with the rotation of the opening. A sprayer characterized by comprising the other nozzle cover support means (26). 4. A pair of left and right bearing portions 22 are provided above the tip of a spray nozzle 21 having a nozzle opening 213 at the center of the front surface.
In addition, a notch 23 is formed in the lower portion, and a nozzle cover 24 that covers the nozzle opening 213 is arranged in front of the nozzle opening 213,
An engaging end portion 245 for releasably engaging the base end portion 241 of the nozzle cover 24 with the bearing portion 22 of the spray nozzle 21 and detachably engaging the notch 23 at the tip end of the nozzle cover 24.
Is provided, and one of the nozzle cover supporting means 25 is constituted by the engaging protrusion 251 and the engaging small hole 252 which are detachably engaged with each other between the engaging end portion 245 and the notch 23, and An engaging protrusion 264 and an engaging small hole 265 which engage with each other at a proper position on the side surface of the base end 241 of the nozzle cover 24 and at a proper position on the inner surface of the bearing portion 22 corresponding thereto. A sprayer characterized in that the other nozzle cover support means (26) is constituted by the locking small hole (265). 5. A pair of left and right bearing portions 22 is provided at the top of the tip of the spray nozzle 21 having a nozzle opening 213 in the center of the front surface.
In addition, a notch 23 is formed in the lower portion, and a nozzle cover 24 that covers the nozzle opening 213 is arranged in front of the nozzle opening 213,
An engaging end portion 245 for releasably engaging the base end portion 241 of the nozzle cover 24 with the bearing portion 22 of the spray nozzle 21 and detachably engaging the notch 23 at the tip end of the nozzle cover 24.
Is provided, and one of the nozzle cover supporting means 25 is constituted by the engaging protrusion 251 and the engaging small hole 252 which are detachably engaged with each other between the engaging end portion 245 and the notch 23, and The nozzle cover 24 has a stepped portion 266 formed on both sides of the intermediate portion, and the stepped portion 266 is mounted on the upper surface of the bearing portion 22 in a state where the nozzle cover 24 is opened and rotated and is tilted backward. The sprayer characterized in that the other nozzle cover supporting means 26 is constituted. 6. A pair of left and right bearing portions 22 is provided above the tip of a spray nozzle 21 having a nozzle opening 213 in the center of the front surface.
In addition, a notch 23 is formed in the lower portion, and a nozzle cover 24 that covers the nozzle opening 213 is arranged in front of the nozzle opening 213,
An engaging end portion 245 for releasably engaging the base end portion 241 of the nozzle cover 24 with the bearing portion 22 of the spray nozzle 21 and detachably engaging the notch 23 at the tip end of the nozzle cover 24.
Is provided, and one of the nozzle cover supporting means 25 is constituted by the engaging protrusion 251 and the engaging small hole 252 which are detachably engaged with each other between the engaging end portion 245 and the notch 23, and , The rear of the bearing 22 is deeply depressed, and the nozzle cover
A sprayer characterized by having a structure in which 24 is opened and rotated and is inserted into the deep recess in a tilted state, and the other nozzle cover supporting means 26 is configured with the structure.