JPH0752985Y2 - Anti-vibration member for set base - Google Patents

Description

[Detailed Description of the Invention] [Industrial field of application] The present invention relates to a vibration isolating member of a set table equipped in a power sprayer or the like. The present invention relates to a vibration member.

[Conventional technology]

12 to 16 show various structures of a conventional vibration damping member used for a set base of a power sprayer or the like.

The vibration damping member 50 shown in FIG. 12 has a cylindrical sleeve shape, is fitted to a pipe forming a frame, and is fixed to the pipe by elastic force. In this case, the fitting of the vibration damping member 50 to the pipe is
This is done before the frame is manufactured by connecting the pipes to each other.

In FIG. 13, the vibration isolator 52 is applied to the lower surface of the pipe 28,
The bolt 54 is inserted through the vibration isolator 52, the pipe 28 and the washer 56, and then the nut 58 is screwed on the bolt 54 to connect the vibration isolator 52 to the pipe.
Fix at 28.

In FIG. 14, the vibration isolating member 60 has a notch 62 at one location in the circumferential direction, and the notch 62 is openable by the elasticity of the vibration isolating member 60. The pipe forming the frame is fitted into the vibration-proof member 60 through the elastically expanded notch 62 and fitted by the restoring force.

In FIG. 15, the vibration-proof member 64 has a butted portion 66, which is fitted into the pipe 28 from the end portion of the pipe 28, and then the pipe 28 is tightened by screwing a bolt 54 and a nut 58 at the butted portion 66. Be fitted to.

In FIG. 16, the anti-vibration member 68 has a narrow portion 70 that can be elastically expanded at the upper part, and a pipe is inserted through the expanded narrow portion 70 and fitted to the pipe.

[Problems to be solved by the device]

 The problems of each conventional technique are as follows.

In the vibration damping member 50 of FIG. 12, before the pipe is assembled, the vibration damping member 50 is fitted from the end of the pipe and bonded, and then the pipe is assembled, welded, and painted. Is likely to be improperly painted (painting is likely to peel off in the future), and
An adhesive is required for fixing the vibration damping member 50 in the axial direction of the pipe.

In the vibration damping members 52 and 64 of FIGS. 13 and 15, the bolts 54 and the nuts 58 are used to fix the vibration damping members 52 and 64 to the pipe 28.
And the like, and it is necessary to form an insertion hole for inserting the bolt 54 in the pipe 28 and the abutting portion 66.

In FIGS. 14 and 16, the fixing force of the vibration isolating members 60, 68 to the pipe 28 is weak, and the vibration isolating members 60, 68 move in the axial direction of the pipe or easily come off the pipe 28. Adhesion by an adhesive is required to avoid it.

An object of the present invention is to provide a vibration isolating member for a set base that can be fitted after the frame is manufactured, and the adhesive does not require bolts or the like for fixing.

[Means for Solving the Problems]

The invention will be described using the reference numerals of the drawings corresponding to the embodiments.

In the set base (26) which is a premise of the vibration isolator (10, 40, 42, 46) of the present invention, the frame (30) is formed by the rod-shaped member (28), and the vibration isolator (10, 40, 42, 46) is attached to the lower bar member (28). And the vibration-proof member (10,40,42,46) of this invention is arranged in the direction of the insertion hole (16) through which the rod-shaped member (28) is inserted, and the rod-shaped member (28) in the insertion hole (16). It has a plurality of sandwiching parts (12a, 12b) for sandwiching. Further, the sandwiching portions (12a, 12b) in the adjoining relationship have openable notches (18a, 18b) at positions substantially opposite to the circumferential direction of the insertion hole (16).

[Action]

When the vibration isolator (10, 40, 42, 46) is fitted to the rod-shaped member (28) of the frame (30), each sandwiching portion (12a, 12a, 12b), the notches (18a, 18b) are expanded, and the bar-shaped member (2) is inserted through the expanded notches (18a, 18b).
Insert 8) into the insertion hole (16). The notches (18a, 18b) are
After inserting the rod-shaped member (28) into the insertion hole (16),
a, 12b) is elastically contracted, and the sandwiching part (12a, 1b)
2b) holds the rod member (28) in the insertion hole (16).
Since the sandwiching portions (12a, 12b) in the adjoining relationship have notches (18a, 18b) at positions substantially opposite to the circumferential direction of the insertion hole (16), they should be covered with each other from the opposite sides. The rod-shaped member (28) is sandwiched between.

〔Example〕

The invention will be described below with reference to the embodiments shown in FIGS.

FIG. 1, FIG. 2, FIG. 3 and FIG.
10 is a perspective view, a plan view, a front view and a side view, and FIG. 5 is a front view of the vibration damping member 10 in which the sandwiching portions 12a and 12b are in an upright state. The anti-vibration member 10 is made of an integrally molded product made of an elastically deformable material such as rubber and has two sandwiched portions 12a and 12b. The sandwiching portions 12a, 12b are separated from each other by a slit 14 in the upper half portion, are coupled to each other in the lower half portion, and have an insertion hole 16 penetrating in the arrangement direction. The sandwiched portions 12a, 12b have notches 18a, 18b at positions substantially opposite to the circumferential direction of the insertion hole 16, respectively. By pulling up the sandwiching portions 12a and 12b in the directions A and B of FIG. 1, respectively, the notches 18a and 18b are expanded, and the sandwiching portions 12a and 12b can be brought to the standing state as shown in FIG. it can.

FIG. 6, FIG. 7 and FIG. 8 are a plan view, a front view and a side view of the power sprayer 24, which is schematically shown by omitting fine parts. This power sprayer 24 is used for spraying chemicals, cleaning, etc., and the set table 26 includes a frame 30 formed by coupling a plurality of pipes 28 and a plurality of sets mounted at appropriate places on the lower pipe 28. And a vibration damping member (10). The set table 26 includes an engine 32 and a pump driven by the engine 32.
34 etc. will be installed internally.

The attachment of the vibration damping member 10 to the pipe 28 will be described.

When fitting the vibration isolating member 10 to the pipe 28 of the frame 30, in the nipping portions 12a and 12b of the vibration isolating member 10, the nipping portions 12a and 12b resist the elastic force thereof in the A and B directions (first 1) to open the cutouts 18a, 18b to expand the cutouts 18a, 18b as shown in FIG. 5, and to insert the pipe 28 into the insertion hole 16 through the expanded cutouts 18a, 18b. insert. The notches 18a and 18b are contracted and closed after the pipe 28 is inserted into the insertion hole 16, and the pinching portions 12a and 12b are inserted into the insertion hole 1
Hold the pipe 28 inside 6. The sandwiched portions 12a and 12b have insertion holes 16
Since the notches 18a and 18b are provided at positions substantially opposite to each other in the circumferential direction, the pipe 28 is sandwiched so as to cover from the opposite sides.

FIG. 9 is a plan view of another vibration isolator 40. In the vibration-proof member 40, the slit 14 is formed obliquely so that the notch (not shown) side of the sandwiching portions 12a and 12b becomes shorter. As a result, the length of the sandwiching portions 12a, 12b on the base end side increases, so that the restoring force of the sandwiching portions 12a, 12b against the expansion of the notch increases,
The holding force of the holding portions 12a, 12b is increased.

FIG. 10 is a front view of still another vibration damping member 42. In the vibration-proof member 42, the curved leaf spring 44 is embedded in the sandwiching portions 12a, 12b, and the sandwiching portions 12a, 12b are arranged in the direction of contracting and closing the notches 18a, 18b.
Energize. As a result, the clamping force of the clamping portions 12a, 12b is
Since the biasing force of the curved leaf spring 44 is applied in addition to the restoring force of the sandwiching portions 12a, 12b themselves, the sandwiching force of the sandwiching portions 12a, 12b increases.

FIG. 11 is a perspective view of a modified example of the vibration isolator 10 of FIG.
In the vibration-proof member 46, the sandwiching portions 12a and 12b are alternately arranged, and the sandwiching portions 12a are present on both sides of the sandwiching portion 12b. Each
The pipe 28 inserted into the insertion hole 16 through the notches 18a and 18b that expand by pulling up the sandwiching portions 12a and 12b in the A and B directions.
Is sandwiched by being sandwiched by being sandwiched by the sandwiching portion 12b at the center and the sandwiching portions 12a at both ends, so that the fixing force of the vibration isolating member 46 on the pipe 28 in the axial direction and the circumferential direction increases. ,
The pipe 28 is further prevented from coming off through the notches 18a and 18b.

[Effect of device]

In the vibration-proof member of the present invention, the sandwiching portions of adjacent comrades cover each other from the opposite sides to sandwich the bar-shaped member of the frame, so that the clamping force is increased and the vibration-proof member is firmly fixed to the bar-shaped member. become.

In this invention, when attaching the anti-vibration member to the rod-shaped member of the frame, adhesive and bolts are omitted, and the work efficiency and aesthetics are improved, and the anti-vibration member is attached to the frame after the frame is assembled and painted. It can be attached to a rod-shaped member and the frame is properly painted.

[Brief description of drawings]

1 to 11 relate to an embodiment of the present invention, and FIGS. 1, 2, 3 and 4 are perspective views of a vibration isolator, respectively.
A plan view, a front view and a side view, FIG. 5 is a front view of a vibration-proof member in which a sandwiching portion is in an upright state, and FIGS. 6, 7, and 8 are schematic views omitting fine parts. Fig. 9 is a plan view, a front view and a side view of the power sprayer shown in Fig. 9, Fig. 9 is a plan view of another vibration isolating member, Fig. 10 is a front view of yet another vibration isolating member, and Fig. 11 is a diagram of Fig. 1 FIG. 12 is a perspective view of a modified example of the vibration isolator, and FIGS. 12 to 16 are views showing various structures of a conventional vibration isolator used for a setting table of a power sprayer or the like. 10,40,42,46 …… Vibration isolator, 12a, 12b …… Clamping part, 16 ……
Insertion hole, 18a, 18b …… Notch, 26 …… Set stand, 28 ……
Pipe (bar-shaped member), 30 ... frame.

Claims (1)

[Scope of utility model registration request] 1. A set table (26) in which a frame (30) is formed of a rod-shaped member (28) and a vibration-proof member (10, 40, 42, 46) is attached to the lower rod-shaped member (28). In the above, the vibration-proof members (10, 40, 42, 46) are arranged in the direction of the insertion hole (16) through which the rod-shaped member (28) is inserted, and the rod-shaped member (28) inside the insertion hole (16). ) Has a plurality of sandwiching portions (12a, 12b) sandwiching, and sandwiching portions (12a, 12b) in an adjoining relationship
Is a vibration isolating member for a set table, which has notches (18a, 18b) that can be opened at positions substantially opposite to the circumferential direction of the insertion hole (16).