TW541409B - Coupler - Google Patents

Abstract

A coupler includes a first joint member (12), a holder (16), a second joint member (14), a sleeve (20), and a valve (28). The holder (16) is attached to an outer circumference of the first joint member (12). The second joint member (14) is detachably attached to the holder (16). The sleeve (20) covers an outer circumferential surface of the holder (16) and is displaceable by a first spring member (18). The valve (28) is attached into the first joint member (12) and changes the communication in the first joint member (12).

Description

541409 V. Description of the invention (1) [Technical field to which the invention belongs] The present invention relates to a connection m 'which can be used to open / close a flow channel. It is accomplished by connecting or separating a socket and a plug. A coupling device with an indication function is used to indicate the installation relationship between a plug and a socket. [Prior art] Generally, the coupler is used to automatically open / close its flow channel when the plug is connected to or disconnected from the socket. A valve plug is automatically opened / closed by a coupler, so when the plug is separated from the socket, the flow channel is closed and prevents the fluid from leaking. In the conventional coupler, the operator observes the coupler to confirm whether the d-plug base is reliably installed on the socket. However, if the safety relationship is only confirmed by visual observation, I will It is very difficult to judge whether the installation of the 2 plug and the socket is incomplete. Therefore, if the plug is not completely installed in the socket, the fluid will no longer flow from the conduit connected to the socket to the socket. Catheter connected to the plug. — The operator can arbitrarily decide to directly contact the socket and the plug t of each coupler, a tolerance of its installation status, however, when I use multiple couplers, by directly contacting the coupler method It will be complicated to confirm, and the maintenance steps are also complicated. [Summary of the invention] The general purpose of the present invention is to check whether the exposed retaining member in the coupler has been installed. A coupler has been installed to provide a coupler, and only needs to look at the outer surface of the surface. Can be easily confirmed or separated, wherein the second joint member is

541409 V. Description of the invention (2) Assume that it is connected to the holder. The foregoing and other objects, features, and advantages of the present invention will be made clearer by the following description and the accompanying drawings, which are examples shown in the preferred embodiments of the present invention. [Embodiment] In FIGS. 1 to 3, the coupler according to the embodiment of the present invention indicated by the reference numeral 10 is explained by FIG. 3, and relates to the first joint member 12 and a second joint member. 1 4 Description of the state of being mounted to each other in an integrated manner. The coupler 10 includes a first joint member 1 2 (arranged on one side of the shaft item) made of a metal material, and a second joint member 1 4 (corresponding to the first The joint member 12 is configured), the holder member 16 connected to the second joint member 14 at a position, the position is biased from the center of the first joint member toward the second joint member, and surrounds the retainer member 1 The sleeve 20 on the outer circumferential surface is displaceably arranged in the axial direction by the elastic force of the first elastic member 18, and the first elastic member 18 is inserted between the holder 16 and the sleeve. between. The coupler 10 has fixing members 2 2 a, 2 2 b (described later) inserted into the engaging holes 5 0 a, 50 b of the holding member 16, and is mounted on the holding of the first engaging member 12. Member 24, and a valve that is pressed against the first engaging member 12 by the elastic force of the second elastic member 26 inserted in the holding member 16. As shown in Figs. 2 and 3, the first joint member 12 has a first joint member 30 formed at one end of the first joint member 12 for connecting with components such as a pipe member (not shown). A hexagonal columnar first tight connection member 3 2 located adjacent to the first joint member 30 and a second end of the first joint member 12 formed at the other end of the hexagonal column and compared with the first tight joint member 32 Small diameter first

314036.ptd Page 6 541409 V. Description of the invention (3) The guide member 34 is extended in the axial direction. The first joint member 12 has a first interface 36. Compared with the first interface 38, it is formed at the first tight connection, and should be a step of the first step member 38. The first step member 38 has a first peripheral surface mounted on an annular groove to maintain The airtight joint between the pieces 24. Determine the length first. The first 36 formed in the first joint member 30 has a first step member 32 with a wider diameter, and the retaining member 24 has a relatively outer peripheral surface, which is mounted on the male and the seal 4 0 is on the outer circle of the holding member 24 to maintain the diameter of the first ~ engaging member 12 and the diameter 36 of the conical wide gate seat 42 is formed near the first connection

Near the second = the sliding part 66 (the description later: the surface of the round dagger and the sliding part: the inner diameter of the V-direction member 34. The U door surface 6 and 6 have substantially the same direction and are closer to each other. In the shape of 4 6, the outer connector forming the surface 3 4 is close to the first sleeve. The sleeve is inserted into the first guide by the diameter above the circumferential surface of the holding strain formed by the material. _The bottom end of the holding member 16 adjacent to the bottom surface is formed with the first ladder member 44 on the xi 彳 笨 # ^ -joining member 12; In addition, the third stepped piece is smaller than the outer circumferential surface holding piece 16 of the second stepped piece 16—Shanghai, which is small, and has a tapered inclined portion 4 7 and the opening 48 is formed in the same direction as the companion 1 Outer expanded outer circumference ... within the holder 16. With-basic arc

541409 V. Description of the invention (4) '^-A pair of meshing holes 50a, 50b of the cross section of the specimen is formed between the third stepped member "and the opening 48 (see Fig. 1). The meshing The holes 50a, 5 Ob are symmetrically positioned with respect to the axis of the holding member 16. The pair of fixing members 22a, 22b are respectively installed in the engaging holes 50a, 50b. Each fixing member 22a, 221) has a corresponding cross-section in the circumferential direction. An arc shape is formed outside each of the engaging holes 50a, 50b, and the cross section of the basin is octagonal. Only π As shown in FIG. 3, a fourth stepped member 54 is formed on the holding member u in = =, The fourth stepped member 54 has a smaller diameter on the peripheral surface than the first guide member 34, and the fifth stepped member 56 on the peripheral surface has- A smaller diameter. The shaft 5 ΓΓ ring-shaped protruding portion 60 is in harmony with the fourth step member 54. The section 'the collar member 58 can be identified along the ring, and the companion holder step member 54 is displaced, ❿ In order to easily color U6, the circumferential surface can be painted, for example, red has a indicating mechanism 61 formed on the first guide and the first elastic member 18 The sleeve 20 is sleeved on: the outer circumference of the upper 4, and the outer surface of the holder 16 is covered by displacement. The inner circumference of the outer circle: Πΐΐ The same outer diameter is the same as that of the sleeve 20. 62 is associated with the third step # 46, the / 62, the protruding portion, the protruding portion 62 and the second step member 41, 18, are sandwiched between "and separated from the holding member 16 The direction elastic elastic member 18 is outside the circumferential surface and the third step member 46.

Page 8 541409 V. Description of the invention (5) Diameter. The protruding portion 62 is moved along the second. A valve 28 includes a guide 64 provided at one end of the valve plug M, which is circular and a plurality of guide members 34 on its inner circumferential surface. The valve plug 64 and the sliding portion 68 are connected to the valve plug 64. A second seal 70 is attached to the valve in an annular groove at a predetermined angle in the circumferential direction, and the second elastic member 26 of the second seal is elastically sealed to the door seat 42. A plurality of communication holes 72 are formed on the end surface. When the valve 28 is opened, the second interface 8 6 (described later) of the first piece 14 is sandwiched between the sliding bottom surfaces through the third sealing piece 7 4. When the valve 28 moves, the collar member 58 moves together. The second joint member 14 includes a second tight joint member 76 which is in contact with the second pipe member 7 8 which is adjacent to the second guide member 80 and which is in comparison with the second tight member 76. And extending a predetermined length, the engaging groove on the outer circumferential surface of the fixing member guide 80 is smaller than the second guide member 80 and the outer circumferential surface of the straight step member 46 is slid in an engaging member 12 The other one of the valve plug is a sliding part 66 that can be inserted into the first sliding part, and a flange part 68 of the double part 66, and the flanges (see FIG. 1) are separated from each other. The plug 64 is mounted on the outer circumferential surface 70 of the flange portion 68 of the tapered valve sliding portion 66 of the tapered valve sliding portion 66 which is pressed to the holder 24 by mounting on the sliding portion 66 and will be engaged with the second The communication holes 72 communicate with each other. The bottom surface of the mouth portion 66 is connected to the collar member 58 and the third sealing member 74 is also connected with a joint member 12 and other elements arranged coaxially. The hexagonal columnar portion of the second joint member 76 is connected. The first branch connecting member 7 8 is smaller and straight, and 2 2 a, 2 2 b are engaged with the first groove 8 2 ′. The third guide member 8 4 has a diameter and extends a predetermined length of

541409 V. Description of the invention (6) There is a protruding portion 85 between the engaging groove 8 2 and the third guide member 84. The shape of the engaging groove 82 corresponds to the shape of the fixing members 22a, 22b so as to engage with each other. The outer diameter of the second guide member 80 is substantially the same as the inner diameter of the opening 48, and the outer diameter of the third guide member 84 is substantially the same as the inner diameter of the collar member 58. The collar member 5 8 is adjacent to the outer peripheral surface of the third guide member 84. The tapered end of the third guide member 8 4 corresponds to the tapered shape of the inner circumferential surface of the sliding portion 66. The second interface 8 6 is a second portion formed on one end of the second engaging member 1 4.接 件 7 6。 Joining member 7 6. A through hole is formed at the other end of the second joint member 14 to communicate with the second interface 86. The structure of the coupler according to the embodiment of the present invention is basically as described above, and then its operation, function, and effect will be described. The description will be from the second joint member shown in FIG. 2 that has not been installed. The initial state begins. As shown in Figure 2, in the initial state of the coupler 10, 20 is through the first elastic member] s evening disc a person Lu ^ β volume 9n 8 5 early strength and the retention The component 16 is spring-pressed in the direction of separation, and the inclined surfaces of the sleeve 20 protruding from Qiu β 9aa々々 22a and 22b are adjacent; the two surfaces are connected to the through holes 50a and 50b of the fixing member. The set of 20 = *, pieces 22a, 221) is substantially the same as the retaining member, the β-axis two / circumferential surface of the axial length combination piece 1 4 is not the same as the first joint piece j 2, Therefore, in the state where the entire outer circumferential surface of the second connector ⑽ is J, the hold can be directly identified. Μ is restored, and it is not easy to see the valve 28 by the elastic force of the second green member 26 to the holding member.

314036.ptd 541409 Connected to the valve first connection unconnected 3 0 connected. The sealing of the third protrusion Pei on this side will be separated by '22b of'. The parts are connected to the third guide, and the protruding part 7 4 is pressed against the 58th position. One is guided. 5. Description of the invention (7) 2 4 Press in the direction of separation. The mounting is adjacent to the valve seat 42. Therefore, even if the second joint member 14 or the other pipe member or the first joint member body is used to prevent leakage, when the valve plug 6 4 is connected, one end of the sliding portion 6 6 is connected. The opening 48 will be pressed tightly, and the end faces of the ring shape will abut. The fixing members 22a and 22b are held by the outer circumferential surfaces of the fixing members 22a and 22b, and the fixing members 22a and the outer members 58 are held by the outer circumferential surfaces of the fixing members 22a and 22b and will not continue from the engagement holes 50a and 50b. When the opening 48 of the holding member 16 is connected with a tube (not shown), the conical inner circumferential surface of the 'moon shifting section 6 6 is read through the door 28. The surfaces of the second joint member 14 are in close contact with each other and as the third seal is closed, as a result, the valve 28 is opposed to the first joint member 12. The collar member has a ring-shaped projection 60 with a tooth joint of 54 ° and the first section. When the second plug 70 of the valve plug 64, the second seal 7 0, and the port 3 6 of the valve plug 64 are hermetically sealed, in this case, the flow piece 7 provided by a component not shown is connected with The valve seat 4 2 is tightly sealed with the sealing member 7 4 and the collar member 5 8 6 0 and the fourth stepped member 5 4 is fitted with the fitting holes 5 0 a and 5 0 b, and is within the sleeve 20 The inner circumferential surface of the circumference table will insert the second engaging member 14 into the facing member 8 through the shaft 'the fixing members 22a, 22b, and the tapered end as shown in FIG. 3 will be pressed against the 8 5 The end of the sliding part 66 is connected to the end of the collar member 58. The elastic pressure displacement of the two elastic members 26 is adjusted by abutting on the end face of the fourth stepped member # 3 4 and the seal 70 is separated from the valve seat 4 2

3l40〇36.ptd Page 11 541409 5. In the description of the invention (8), the first interface 36 is connected to the second interface 86 through the communication hole 7 2 of the valve 28. The fixing members 2 2 a, 2 2 b held by the outer circumferential surface of the collar member 5 8 can be released by moving the collar member 5 8 from the second engaging member 14. The fixing members 2 2 a and 2 2 b move inwardly and are inserted into the engaging grooves 8 2 of the second guide member 80. As a result, the protruding portion 62 of the sleeve 20 fixed by the fixing members 22a and 22b is loosened in the initial state. The protruding portion 6 2 of the sleeve 20 is moved above the fixing members 2 2 a and 2 2 b by the elastic force of the first elastic member 18 to make the fixing members 2 2 a and 2 2 b is displaced toward the second engaging member. The protruding portion 62 is adjacent to the inclined portion 47 formed on the outer circumference of the opening 48. As described above, in the embodiment of the present invention, when the sleeve 20 covering the outer circumferential surface of the holding member 16 is displaced toward the second engaging member 14, one end of the holding member 16 A part of the outer circumferential surface will be exposed (see part A in FIG. 3). Therefore, when the second joint member 14 is installed or separated, this mounted / detached state can be easily visually viewed from the outside. Identified. As a result, it is not necessary to perform any complicated steps to confirm whether the second joint member 14 is installed. Furthermore, it will likely make maintenance procedures easier to perform. The fixing members 22a, 22b are mounted on the engaging groove 82, so that the second engaging member 14 can be prevented from being separated in the axial direction. When the outer peripheral surface of the holder 16 is painted with color, the effect of visual recognition may be further improved. Next, Figs. 4 and 5 show a coupler 1 0 0 of another embodiment.

314036.ptd Page 12 541409 V. Description of the invention (9) The same elements in the embodiment of the present invention are denoted by the same code, and detailed descriptions are omitted here. The difference between the coupler 100 of this another embodiment and the coupler 10 of the foregoing embodiment of the present invention lies in that when the second joint member 14 is separated, the retaining member 10 2 (see section 4) One end of the figure B) is exposed, and the other end of the retaining member 102 (see part C of FIG. 5) is also exposed when the second joint member 14 is installed. As shown in FIG. 4, when the second engaging member 14 is separated from the holding member 102, one end of the holding member 102 having an opening 48 (see part B in FIG. 4) is exposed. The predetermined length, therefore, the separated state of the second engaging member 14 can be easily visually recognized from the outside thereof. In this case, because the other end portion of the holder 102 is covered by the sleeve 20, the outer circumferential surface of the other end cannot be seen from the outside. As shown in FIG. 5, the coupling 100 is formed near the end face of the sleeve 20 of the second joint member 14, and when the second joint member 14 is installed, the opening 4 8 The end surface is aligned with a substantially the same plane, and the other end of the retaining member 102 is exposed from the sleeve 20 by a predetermined length, as in the same manner as in the embodiment of the present invention, so the state of its connection will be easy. Ground is visually identified from the outside. As mentioned above, in other embodiments, the exposed portion of the outer peripheral surface of the holder 102 can be changed from one end of the holder 102 (see part B in FIG. 4) to the other end (see Part C of FIG. 5) depends on whether the second joint member 14 is installed or separated. Therefore, the state of installation or separation of the second joint member 14 can be easily identified by visual recognition.

314036.ptd Page 13 541409

314036.ptd Page 14 541409 Brief description of diagrams [Simplified illustration of diagrams] Fig. 1 is an exploded perspective view of a coupler according to an embodiment of the present invention; Fig. 2 is an axial longitudinal view illustrating a second joint member The state separated from the coupler; FIG. 3 is an axial longitudinal view, describing a state where the second joint member is installed in the coupler; FIG. 4 is an axial longitudinal view, describing according to another embodiment The state where the second joint member is separated from the coupler; and FIG. 5 is a longitudinal view in the axial direction, and illustrates a state where the second joint member is mounted on the coupler according to another embodiment. 1 0, 1 0 0 Coupler 1 4, 7 6 Second engaging member 18 First elastic member 22a, 22b Fixing member 28 Valve 34 First guide member 38 First step member 4 2 Tapered valve seat 46 Third step Piece 48 opening 54 fourth step piece 5 8 collar piece 61 indicating mechanism 1 2, 3 0 first engaging piece 1 6, 2 4, 1 0 2 holder 20 sleeve 26 second elastic piece 3 2 first tight connection 36 First connection 40 First seal 44 Second step member 4 7 Tapered inclined portion 50a, 50b σ tooth engagement hole 56 Fifth step member 60, 62, 85 Projection 64 Valve plug

314036.ptd Page 15 541409

Brief description of the drawing 66 Sliding part 68 Flange part 70 Second seal 72 Communication hole 74 Second seal 78 Second two close 80 Second guide 82 Engage groove 84 Third guide 86 Second second connection V ill314314.ptd page 16

Claims (1)

541409 VI. Scope of patent application 1 · A light connector, including: a first joint member (1 2); a retaining member (丨 6) connected to the first joint member (1 2); The second engaging member (1 4) installed on the holding member (丨 6), and _ = not mechanism (61), is provided on the holding member (16) to indicate whether the first piece (14) is installed on the The retaining member (16) or separated from it, circle = the indicating mechanism (61) is provided with a sleeve (20) covering the outer peripheral surface of the retaining member (16), and when the second engaging member When the holder ⑽ or separated from it, the sleeve ⑵) is two: Ξ: Sight: r The outer part of the outer surface of the holder (16) may be-2 2. As the coupler of the scope of application for patent , Its repacking—the engaging holes (5 () a, fixed pieces (22a, 22b)) mounted on the holder (16); and (50a, 50b) the fixed clamps are set on the sleeve (20) The first warrior between the holding part (6 n sex part (1 8), order 1 dry U b), and when the second engaging part (1 4) is installed at the prisoner ’s place, the guard With the fixing piece (2.99 h, a μ holding piece (16 open), and the sleeve (20) 俜 from ^ 2 ^ Μ officer (2 〇) will be loosened Moving axially, the outer part of the full moon f outside the holder (16) is exposed. ^ <3 of the outer 0-peripheral surface, the consumer of item 2 of the scope of patent application, wherein when (1 4) and the first joining member are engaged with 4 pieces (12V knife off, the sleeve (2 〇) Immediate 541409 ——------------ 6. Scope of patent application —-The outer peripheral surface of the holder (1 6). 4 · As for the coupler of the scope of patent application, when the (1 4) is loosened, the fixing piece (2 2 a, 2 2 b) is transmitted by the $ jb piece;: rr (i6) Collar mounting on the circumferential surface: Two ^ two joints (⑷ = two: r, 22b) and the second joint two: groove r (14) when connected to the retaining member (16) = connected to Make the first joint piece (12) and the second connection "5. As in the coupler of the scope of the patent application, the wide door plug (2 8) of the piece, the door%. Two placed on the = moving and can be on the second joint (⑷ 分) =): The second joint (26) can be pushed to contact the first joint (1 second contact, ^ 心 冈 门 座 (4 2) Among them, when the second joint member (1 4) is mounted on the holding member J, the valve plug (28) is connected by the second joint member (1: p) 6 assembly ⑴): " ―Joining piece (12) and the second connection 6. As the coupling of item 2 of the scope of the patent application, the 7 holding members (the outer circumferential surface is painted; ^ in color. ❹ exposes the protection • —kind of coupling The connector includes: a first engaging member (1 2); a holding member connected to the first engaging member (1 2) Shu 6); detachably mounted to the holding member (16) a second engagement member (I4) 541409 ~ Chinese patent scope; and No.-(=), (61), which can be used for the holder (16) to indicate this # — 接 '牛 (14) is installed on the holder (16), and 蛊^: The holding part (1 6) is separated, and the security is guaranteed. The display mechanism (61) is provided with a sleeve (20) covering the holding part MR and the outer circumferential surface, and the part (16) (Ι6) ί :: ί: (2 °) is axially movable, so that a portion of the surface that the holder accesses ^^ can be visually identified by holding the outer circumference t on the first (16) ( ) 'And the holder is connected to the a piece (丨 4: the other part of the surface can be visually recognized that the first piece σ (14) is separated from the holder (16). Shen = f 利 礼 围The coupler of item 7, which further includes: Piece "I Installation: (16) Fixing piece of the coupling hole (5 ° a, 5 ° b) ^ 7) in the delta sleeve (20) The first spring day between the holder and the holder (16) ± Where, when the second engaging member (1 4) is installed on the holder (丨 6) Γ and two; the fixing member (22 心 22b) fixed sleeve The tube (20) will be loosened and the axis i (20) will be axially driven by the elastic force of the first elastic member (18). A part of the outer circumferential surface of the holding member (1 6) is exposed to the connector of item 8 of the patent, wherein when the second engaging member 4) 舁 the first engaging member (12) is separated, the The sleeve (20) is an end that exposes the outer circumferential surface of the holding member (16), 541409 Where the 'the end of the casing (20) will be one end of the outer circumferential surface by the other 10 · If the patent application range (1 4) is loosened, the &quot; 6), when the second engaging piece fixing piece (22a, 22b) is engaged with the fixing piece (22a, groove (8 2)), the I piece (1 4) is connected to each other /, ... Piece (] αλ is movable, and the retaining member η ^ ^; Ding 卞 卞 U b) is covered by the outer sleeve (20), and one end of the retaining member (1 6) is The coupler of 8 items, among them, the small joint of Dingtian 忒 罘 two joints (22a, 22b) is ± + 糸 is held by the collar member (58) mounted on the circumferential surface (14) When mounted on the retaining member (16), the fixing is released by the movement of the collar member (58), 2 2 b) will be engaged with the second engaging member (5 8) so that The first joint piece (1 2) and the second joint 1. The coupler of item 7 in the scope of the patent application, further comprising a valve plug (2 8) inserted in the holder (1 6) , The valve plug (2 8) is a shaft When the second joint member (14) is separated and moved, it can contact the valve seat (4 2) of the first joint member (12) J ^ by the pressing of the second elastic member (26). Wherein, when the second joint member (4) is mounted on the holder (1 6), the valve plug (28) is connected to the valve seat by the pressure of the second joint member (1 4). (4 2) Separation, # 西 楚 一 娘 apiece (12) is in communication with the second joint piece U4). 12. The connector according to item 8 of the scope of patent application, wherein the outer peripheral surface of the holding member (16) is painted in color.