CN114704542B

CN114704542B - Plastic piece quick assembly disassembly connection structure

Info

Publication number: CN114704542B
Application number: CN202210350119.6A
Authority: CN
Inventors: 权洁
Original assignee: Changzhou Vocational Institute of Textile and Garment
Current assignee: Changzhou Vocational Institute of Textile and Garment
Priority date: 2022-04-02
Filing date: 2022-04-02
Publication date: 2023-05-26
Anticipated expiration: 2042-04-02
Also published as: CN114704542A

Abstract

The invention discloses a plastic part quick assembly disassembly connection structure, and belongs to the technical field of quick connection parts. The device mainly comprises an inserting piece and a clamping piece which can be clamped with or separated from the inserting piece, wherein the inserting piece comprises a body, an inserting sleeve positioned at the front end of the body, two positioning piles clamped between the body and the inserting sleeve and a supporting block positioned between the two positioning piles, the front end of the body is provided with the inserting block, the front end of the inserting block is provided with a supporting groove for storing the supporting block, two sides of the supporting groove are respectively provided with two positioning arms, the positioning piles are respectively arranged between the two positioning arms on one side in a sliding mode, fixing arms for clamping the inserting block are respectively arranged on two sides of one end of the inserting sleeve, and two inner walls on one side opposite to the fixing arms correspond to two side walls of the inserting block, on which the positioning arms are not arranged. The connecting structure can omit the use of a connecting rod when the plastic piece is hinged.

Description

Plastic piece quick assembly disassembly connection structure

Technical Field

The invention relates to the technical field of plastic products, in particular to a plastic part quick assembly disassembly connecting structure.

Background

The common method for hinging the plastic parts comprises the steps of inserting a connecting block of one plastic connecting part into a connecting groove of another plastic connecting part, then penetrating the connecting block through the inner wall of the connecting groove by using a connecting rod, and fixing the connecting rod with the connecting block or the connecting groove to finish hinging.

Because one of the plastic connecting pieces needs to be fixedly connected with the connecting rod, interference fit is usually adopted, if the elasticity of the plastic piece is insufficient, after the connecting rod is inserted, the connecting part of the plastic piece is easy to crack, if the elasticity of the plastic piece is sufficient, in the use process, the connecting rod is easy to be driven to rotate by torque generated during rotation between the connecting pieces, and because of the softer material of the plastic piece, the connecting rod is extremely easy to wear with the connecting rod, the connecting rod is easy to loosen after long-term use, and finally the connecting rod falls off.

It is necessary to provide a quick-release connection structure for plastic members to solve the above-mentioned problems.

Disclosure of Invention

Based on the above-mentioned problems existing in the prior art, an object of an embodiment of the present invention is to: the utility model provides a working of plastics quick assembly disassembly connection structure is applicable to the quick assembly disassembly connection of working of plastics.

The technical scheme adopted for solving the technical problems is as follows: the utility model provides a working of plastics quick assembly disassembly connection structure, includes the plug-in components and can with the joint spare of plug-in components mutual block or separation, the plug-in components include the body, be located the insertion bush of body front end, the centre gripping in the body with two locating piles and the supporting shoe that is located between the locating pile, the body front end is provided with the plug-in components, the plug-in components front end is provided with and is used for depositing the supporting slot of supporting shoe, the supporting slot both sides are provided with two positioning arms respectively, the locating pile slides respectively and sets up two between the positioning arm of one side, insertion bush one end both sides are provided with respectively and are used for the centre gripping the fixed arm of plug-in components, two the inner wall of one side that the fixed arm is relative with the plug-in components does not set up the both sides wall of positioning arm corresponds, the insertion bush other end be provided with the equipment hole that the supporting shoe corresponds, the equipment hole communicates to two between the fixed arm, the joint spare front end is provided with and is used for the centre gripping the supporting shoe with the supporting shoe respectively between the positioning arm, the clamping hole is provided with the centre gripping hole with the inboard.

Further, guide grooves are formed in the inner walls of the opposite sides of the two clamping arms, and the top ends of the clamping arms are communicated with the positioning holes through the guide grooves.

Further, a positioning pile inclined plane is arranged on one side of the top end of the positioning pile, which faces the insertion sleeve.

Further, two opposite ends of the positioning piles are provided with sliding blocks, and two sides of each sliding block correspond to the inner walls of one opposite sides of the two fixing arms.

Further, one side of the sliding block, which is close to the assembly hole, is provided with a sliding block inclined plane, and two sides of one end of the supporting block, which faces the supporting groove, are provided with supporting block inclined planes.

Further, a limiting block is fixedly arranged between the two positioning arms on one side, and a limiting groove corresponding to the limiting block is formed in the side wall, away from one side of the inclined plane of the positioning pile, of the positioning pile.

Further, the support grooves are not provided with support plates on two sides of the positioning arms.

Furthermore, two auxiliary positioning arms are arranged on two sides of one end of the insertion sleeve, which is not provided with the fixing arm.

Further, the side wall of the supporting block is provided with a protruding block, the inner wall of the assembly hole is provided with grooves corresponding to the protruding block, and the number of the protruding block and the number of the grooves are not less than one.

Further, a gripping groove is formed in one end of the support block, which is far away from the insert.

The beneficial effects of the invention are as follows: according to the quick dismounting connection structure for the plastic part, the insert and the clamping piece are separated before installation, the quick dismounting connection structure is convenient to carry, the plug pin is not needed to carry, the insert block and the insert sleeve form a whole during installation, the insert block and the insert sleeve are pushed into the insert groove, at the moment, the inclined surface of the positioning pile can help the positioning pile to retract into the insert block and the insert sleeve through the first positioning groove and the second positioning groove, the insert block and the insert sleeve can enter the insert groove, meanwhile, the part, which is not retracted, of the positioning pile is clamped into the guide groove, the insertion direction is helped to be controlled in the assembly process until the positioning pile is aligned with the positioning hole, after the positioning pile extends out, the positioning pile is connected with the positioning hole in a sliding mode, at the moment, the insert piece and the clamping piece are hinged, and the insert piece can rotate around the positioning pile to achieve the connection effect.

Drawings

The invention is further described below with reference to the drawings and examples.

In the figure:

FIG. 1 is a schematic view of a quick detachable connection structure for plastic parts according to the present invention;

FIG. 2 is a cross-sectional view of the quick release connection of the plastic part of FIG. 1;

FIG. 3 is a partially exploded view of the quick release attachment of the plastic part of FIG. 1;

FIG. 4 is an exploded view of the insert of the quick release coupling of plastic parts of FIG. 3;

FIG. 5 is a partial cross-sectional view of the insert of FIG. 4;

wherein, each reference sign in the figure:

1. an insert; 11. a body; 111. an insert block; 112. a support groove; 113. a positioning arm;

114. a limiting block; 115. a support plate; 12. an insertion sleeve; 121. a fixed arm; 122. an assembly hole;

123. an auxiliary positioning arm; 124. a groove; 13. positioning piles; 131. positioning pile inclined plane; 132. a slide block; 133. a limit groove; 134. a slide block inclined plane; 14. a support block; 141. a supporting block inclined plane; 142. a bump; 143. a grabbing groove;

2. a clamping piece; 21. a clamping arm; 211. positioning holes; 212. a guide groove.

Detailed Description

The present invention will now be described in detail with reference to the accompanying drawings. The figure is a simplified schematic diagram illustrating the basic structure of the invention only by way of illustration, and therefore it shows only the constitution related to the invention.

As shown in fig. 1 to 5, the present invention provides a quick-detachable connection structure for plastic parts, which comprises an insert 1 and a clamping member 2 capable of being mutually clamped or separated with the insert 1.

The insert 1 comprises a body 11, an insert sleeve 12 positioned at the front end of the body 11, two positioning piles 13 clamped between the body 11 and the insert sleeve 12 and a supporting block 14 positioned between the two positioning piles 13, wherein the front end of the body 11 is provided with an insert block 111, the front end of the insert block 111 is provided with a supporting groove 112 for storing the supporting block 14, two sides of the supporting groove 112 are respectively provided with two positioning arms 113, the positioning piles 13 are respectively arranged between the two positioning arms 113 on one side in a sliding manner, two sides of one end of the insert sleeve 12 are respectively provided with a fixing arm 121 for clamping the insert block 111, the inner wall of one side opposite to the two fixing arms 121 corresponds to the two side walls of the insert block 111, which are not provided with the positioning arms 113, the other end of the insert sleeve 12 is provided with an assembly hole 122 corresponding to the supporting block 14, the assembly hole 122 is communicated between the two fixing arms 121, the front end of the clamping piece 2 is provided with a clamping arm 21 for clamping the insert block 111 and the supporting block 14, and the inner side of the clamping arm 21 is provided with a positioning hole 211 corresponding to the positioning pile 13. In this embodiment, when the insert 1 is assembled, the positioning pile 13 is placed between two positioning arms 113 on one side respectively, then the insertion block 111 is inserted between the positioning arms 113, after the insertion block 111 is inserted into the limiting position, the body 11 and the insertion sleeve 12 are fixed, at this time, the supporting groove 112 cooperates with the positioning arms 113, the fixing arms 121 and the insertion sleeve 12 to form a groove, the gap between the positioning arms 113 and the assembling hole 122 are both communicated with the groove, when the insert 1 and the clamping piece 2 are assembled, the insert 1 in the above state is directly inserted between the clamping arms 21, since the positioning pile 13 is slidably arranged between the positioning arms 113, the positioning pile 13 can be retracted into the supporting groove 112, at this time, the insertion block 111 and the insertion sleeve 12 can be inserted into the clamping arm 21 without obstruction, after the positioning pile 13 is aligned with the positioning hole 211, the insert 1 or the clamping piece 2 is rotated by a certain angle, as shown in fig. 1, the assembling hole 122 is exposed, the supporting block 14 is inserted into the supporting groove 112 through the assembling hole 122, the supporting pile 13 is ejected out of the supporting groove 112 by the supporting block 14, and the positioning pile 13 is extended into the supporting hole 14, and the clamping piece 14 is not easily connected with the positioning pile 1 or the clamping piece 2 in a loose manner, and the problem that the connection between the positioning pile and the insert 1 and the positioning pile is not easily avoided is not easily connected is solved, and the problem that the positioning pile is easily is not easily connected by the sliding and the clamping piece is not easy to be connected with the positioning pile 1 and the positioning pile 13 by the clamping piece and the positioning pile is easily and the clamping piece.

As shown in fig. 1 and 3, in some of the embodiments, guide grooves 212 are provided on inner walls of opposite sides of the two clamp arms 21, and the guide grooves 212 communicate the top ends of the clamp arms 21 with the positioning holes 211. In this embodiment, when the insert 1 and the engaging member 2 are assembled, the part of the positioning pile 13 that is not retracted is clamped into the guide groove 212, at this time, in the process of assembly, the positioning pile 13 can drive the insertion block 111 and the insertion sleeve 12 to complete insertion along the direction of the guide groove 212 until the positioning pile 13 enters the positioning hole 211, and the insertion is completed after the positioning pile 13 is blocked by the inner wall of the positioning hole 211 and cannot move continuously, thereby achieving the effect of assisting the quick connection.

As shown in fig. 1-5, in some of these embodiments, the top end of the spud 13 is provided with a spud slope 131 towards the side of the insert sleeve 12. In this embodiment, when the positioning pile 13 is clamped into the guide slot 212, if the part of the positioning pile 13 which is not retracted is too long, the positioning pile inclined surface 131 can be matched with the inner wall of the entrance of the guide slot 212 to push the too long part of the positioning pile 13 into the supporting slot 112, thereby further simplifying the hinge connection between the insert 1 and the clamping member 2.

As shown in fig. 3 and 5, in some embodiments, two opposite ends of the positioning piles 13 are provided with a slider 132, and two sides of the slider 132 correspond to inner walls of opposite sides of the two fixing arms 121. In this embodiment, when the insert block 111 and the insert sleeve 12 are assembled, the slider 132 is located between the positioning arms 113, after the insert block 111 and the insert sleeve 12 are assembled, the slider 132 is slidably connected inside the groove formed by the support groove 112 and the insert sleeve 12, on one hand, the positioning pile 13 is prevented from being completely separated from the support groove 112, so that the insert 1 and the clamping piece 2 are not completely connected, on the other hand, in the use process of the insert 1 and the clamping piece 2, the positioning pile 13 is prevented from being clamped by matching with the insert sleeve 12, the positioning pile 13 is prevented from rotating relative to the body 11, the positioning pile inclined surface 131 is prevented from aligning with the guide groove 212, the positioning pile is easy to separate when the stress is overlarge, and meanwhile, the positioning pile 13 and the body 11 are fixed by matching with the support block 14, so that the positioning pile is not easy to shake, and the rotation stability after the hinging is ensured.

As shown in fig. 2-4, in some embodiments, a limiting block 114 is fixedly disposed between two positioning arms 113 on one side, and a limiting groove 133 corresponding to the limiting block 114 is disposed on a side wall of the positioning pile 13 away from the positioning pile inclined plane 131. In this embodiment, when the insertion block 111 and the insertion sleeve 12 are mounted, the stopper 114 and the stopper groove 133 can temporarily fix the positioning pile 13 and the insertion block 111, so that the positioning pile 13 is prevented from being dislocated or falling off during mounting, the mounting is facilitated, the positioning pile 13 is prevented from being completely retracted into the supporting groove 112, the positioning pile 13 is difficult to take out, and at the same time, when the positioning pile 13 is ensured to be retracted, part of the positioning pile 13 can be exposed for guiding when the insertion member 1 and the engaging member 2 are assembled in cooperation with the guiding groove 212.

As shown in fig. 4, in some embodiments, a slider inclined surface 134 is provided on a side of the slider 132 adjacent to the assembly hole 122, and support block inclined surfaces 141 are provided on both sides of an end of the support block 14 facing the support groove 112. In this embodiment, when the supporting block 14 is inserted into the supporting groove 112, due to the limitation of the limiting block 114 and the limiting groove 133 to the position of the positioning pile 13, one end of the supporting block inclined plane 141 can be ensured to be automatically inserted between the two sliding blocks 132, and then the supporting block 14 can automatically squeeze the sliding blocks 132 to two sides through the interaction of the sliding block inclined plane 134 and the supporting block inclined plane 141, so that the installation process is simplified.

As shown in fig. 4 and 5, in some of the embodiments, the support grooves 112 are provided with support plates 115 on both sides where the positioning arms 113 are not provided. In this embodiment, when the insertion block 111 and the insertion sleeve 12 are mounted, the support plate 115 may cooperate with the stopper and the stopper groove 133 to further fix the positioning pile 13, and cooperate with the fixing arm 121 to limit the moving direction of the slider 132 after the insertion block 111 and the insertion sleeve 12 are assembled, so as to avoid the inclined dislocation of the positioning pile 13 when the slider 132 is inserted.

As shown in fig. 2-5, in some embodiments, two auxiliary positioning arms 123 are provided on either side of the insertion sleeve 12 where the fixing arms 121 are not provided at one end. In this embodiment, after the insertion block 111 and the insertion sleeve 12 are assembled, the two positioning arms 113 and the auxiliary positioning arm 123 on the same side are combined into a hole corresponding to the positioning pile 13, so that the insertion piece 1 and the clamping piece 2 can be prevented from being further fixed to the positioning pile 13 by matching with the sliding block 132 in the use process, and the positioning pile 13 is prevented from being inclined in the use process.

As shown in fig. 2 and 5, in some embodiments, the side wall of the supporting block 14 is provided with a protrusion 142, the inner wall of the assembly hole 122 is provided with a groove 124 corresponding to the protrusion 142, and the number of the protrusion 142 and the groove 124 is not less than one. In this embodiment, the number of the protrusions 142 and the grooves 124 is two, and since the protrusions 142 and the grooves 124 are smaller, the protrusions 142 only need a small deformation to enable the supporting blocks 14 to enter the assembly holes 122, so that the supporting blocks are not limited by elasticity of plastic parts, and when the supporting blocks 14 are inserted into the corresponding positions, the protrusions 142 can be clamped into the grooves 124 to fix the supporting blocks 14, but only a small force is needed to enable the protrusions 142 and the grooves 124 to be separated slightly, and in the use process, when the insert 1 and the clamping piece 2 relatively rotate, the supporting blocks 14 are subjected to a rotation force, and the protrusions 142 and the grooves 124 are not separated, so that the effect of temporarily fixing the whole insert 1 and being easy to assemble and disassemble is achieved.

As shown in fig. 1-5, in some of these embodiments, the end of the support block 14 remote from the insert 1 is provided with a gripping slot 143. In this embodiment, the user can conveniently grasp the supporting block 14 through the grasping groove 143, and the disassembly is convenient.

While the foregoing is directed to the preferred embodiment of the present invention, other and further embodiments of the invention may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow. The technical scope of the present invention is not limited to the description, but must be determined according to the scope of claims.

Claims

1. A working of plastics quick assembly disassembly connection structure, its characterized in that: including the inserts and can with the mutual block of inserts or the block piece of separation, the inserts include the body, be located insert the cover of body front end, the centre gripping in the body with insert two spud between the cover and be located two between the spud, the body front end is provided with the inserts, the inserts front end is provided with and is used for depositing the supporting slot of supporting shoe, the supporting slot both sides are provided with two positioning arms respectively, the spud slides respectively and sets up two between the positioning arm of one side, insert cover one end both sides be provided with respectively and be used for the centre gripping the fixed arm of inserts, two the inner wall of one side opposite to the fixed arm with the insert the both sides wall that the positioning arm was not set up to the insert the cover other end be provided with the equipment hole that corresponds to the supporting shoe, the equipment hole communicates to two between the fixed arm, the block front end is provided with and is used for the centre gripping the insert with the centre gripping piece with the inboard arm of supporting shoe, the centre gripping arm is provided with the locating hole that corresponds to the centre gripping arm.

2. The plastic part quick-dismantling connection structure according to claim 1, characterized in that: the inner walls of two opposite sides of the clamping arms are provided with guide grooves, and the top ends of the clamping arms are communicated with the positioning holes through the guide grooves.

3. The plastic part quick-dismantling connection structure according to claim 1, characterized in that: and a positioning pile inclined plane is arranged on one side of the top end of the positioning pile, which faces the insertion sleeve.

4. The plastic part quick-dismantling connection structure according to claim 1, characterized in that: the opposite ends of the two positioning piles are provided with sliding blocks, and two sides of each sliding block correspond to the inner walls of one side of the two opposite fixing arms.

5. The plastic part quick assembly disassembly connection structure according to claim 4, wherein: the slider is close to one side of the equipment hole is provided with the slider inclined plane, the supporting shoe orientation supporting slot one end both sides are provided with the supporting shoe inclined plane.

6. The plastic part quick-dismantling connection structure according to claim 1, characterized in that: a limiting block is fixedly arranged between the two positioning arms on one side, and a limiting groove corresponding to the limiting block is formed in the side wall, away from one side of the inclined plane of the positioning pile, of the positioning pile.

7. The plastic part quick-dismantling connection structure according to claim 1, characterized in that: the support grooves are not provided with support plates on two sides of the positioning arms.

8. The plastic part quick-dismantling connection structure according to claim 1, characterized in that: two auxiliary positioning arms are arranged on two sides of one end of the insertion sleeve, which is not provided with the fixing arm.

9. The plastic part quick-dismantling connection structure according to claim 1, characterized in that: the side wall of the supporting block is provided with a protruding block, the inner wall of the assembly hole is provided with grooves corresponding to the protruding block, and the number of the protruding block and the number of the grooves are not less than one.

10. The plastic part quick-dismantling connection structure according to claim 1, characterized in that: the support block is provided with a grabbing groove at one end far away from the insert.