Connecting mechanism and PVC pipe thereof

Abstract

The connecting mechanism comprises a fixing cylinder, the fixing cylinder is connected with a threaded cylinder in a threaded and penetrating mode, the fixing cylinder is provided with an auxiliary mechanism used for locking the installation position of the fixing cylinder, the auxiliary mechanism comprises a bearing cylinder and a positioning cylinder, and the bearing cylinder and the positioning cylinder are both located on the side portion of the fixing cylinder. The positioning cylinder is used for positioning the installation of the fixing cylinder, the bearing cylinder is used for supporting the position of the fixing cylinder, the supporting cylinder is located outside the bearing cylinder, the locking cylinder is located outside the supporting cylinder, and the supporting cylinder and the locking cylinder are used for locking the installation position of the bearing cylinder. The bearing cylinder, the positioning cylinder, the supporting cylinder, the locking cylinder, the assembling cylinder and the fixing cylinder are matched with one another, the fixing cylinder drives the bearing cylinder and the positioning cylinder to be inserted into one PVC pipe body, the locking cylinder extrudes the assembling cylinder, the fixing cylinder and the PVC pipe body can be conveniently mounted and dismounted, and the fixing cylinder can be conveniently taken down and replaced.

Description

TECHNICAL FIELD

[0001] The utility model relates to PVC pipe connecting mechanism field, especially in a kind of connecting mechanism and its PVC pipe. BACKGROUND

[0002] PVC pipe is a kind of commonly used synthetic material pipe body, the use of PVC pipe is more extensive, PVC pipe can usually be used for drainage or irrigation, PVC pipe can usually be used in the way of splicing, and then two PVC pipes need to be connected, and then PVC pipe connecting mechanism is used.

[0003] The PVC pipe connecting mechanism of prior art usually includes fixed cylinder, positioning ring and threaded cylinder, the fixed cylinder is connected with one of PVC pipes, the threaded cylinder is sleeved on the outside of the other PVC pipe, then the other PVC pipe is inserted into the inside of the fixed cylinder, the positioning ring is attached to one of PVC pipes, then the threaded cylinder is screwed with the fixed cylinder, and the positioning ring is extruded by the threaded cylinder and the fixed cylinder, to realize the connection of two PVC pipes.

[0004] But fixed cylinder and PVC pipe usually adopt integrated hot melt connection, and then the inner cavity of fixed cylinder is only suitable for one kind of PVC pipe to cooperate with insertion, but this way will exist the wear of fixed cylinder after multiple connections, leading to unstable connection of threaded cylinder and fixed cylinder, inconvenient to replace fixed cylinder according to demand, and there is certain limitation. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of connecting mechanism and its PVC pipe to solve the problems raised in the above background.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of connecting mechanism, comprising:

[0007] Fixed cylinder, the outside of the fixed cylinder is connected with threaded cylinder by threaded insertion;

[0008] The side of the fixed cylinder is provided with auxiliary mechanism for locking the installation position of fixed cylinder, and the auxiliary mechanism comprises:

[0009] Bearing cylinder and positioning cylinder, the bearing cylinder and positioning cylinder are located at the side of fixed cylinder, the positioning cylinder is used to position the installation of fixed cylinder, and the bearing cylinder is used to support the position of fixed cylinder;

[0010] Supporting cylinder and locking cylinder, the supporting cylinder is located at the outside of bearing cylinder, and the locking cylinder is located at the outside of supporting cylinder, and the supporting cylinder and locking cylinder are used to lock the installation position of bearing cylinder.

[0011] Preferably, the side of the fixing cylinder is fixedly connected with the bearing cylinder, the side of the bearing cylinder is fixedly connected with the positioning cylinder, and the inner cavities of the bearing cylinder, the positioning cylinder and the fixing cylinder are communicated with each other.

[0012] Preferably, the side of the support cylinder is provided with a first through groove, the bearing cylinder is fixedly and penetratingly connected with the inner cavity of the first through groove, the support cylinder is threadedly and penetratingly connected with the inner cavity of the locking cylinder, and the side of the locking cylinder is provided with a second through groove.

[0013] Preferably, the inside of the support cylinder is provided with an assembling cylinder, the side of the assembling cylinder is extruded with the inner wall of the locking cylinder, the outer wall of the assembling cylinder is fixedly and penetratingly connected with a sealing ring, and the outer wall of the sealing ring is attached to the inner wall of the support cylinder.

[0014] Preferably, the outside of the locking cylinder is fixedly connected with a connecting frame, the top end of the connecting frame is slidingly and penetratingly connected with a limiting rod for locking the mounting position of the locking cylinder, the outside of the locking cylinder is provided with a third through groove, the outside of the support cylinder is provided with a limiting groove, and the limiting rod is slidingly and penetratingly connected with the inner cavities of the third through groove and the limiting groove.

[0015] Preferably, the top end of the limiting rod is fixedly connected with a sliding frame, the side of the sliding frame is provided with a fourth through groove, the inner cavity of the fourth through groove is provided with a clamping plate for locking the position of the sliding frame, the side of the connecting frame is provided with a clamping groove matched with the clamping plate, the side of the clamping plate is fixedly connected with a sliding plate, the side of the sliding frame is provided with a circular groove, the side of the sliding plate is fixedly connected with an elastic rope, and one end of the elastic rope is fixedly connected with the inner wall of the circular groove.

[0016] Another purpose of the utility model provides a PVC pipe, the PVC pipe includes above -mentioned connecting mechanism.

[0017] The utility model discloses a technical effect and advantage:

[0018] The utility model discloses a bearing cylinder, positioning cylinder, support cylinder, locking cylinder, assembling cylinder and the mutual cooperation of fixing cylinder, and fixing cylinder drives bearing cylinder and positioning cylinder and with one of PVC pipe body inside penetrating, locking cylinder and support cylinder are threadedly connected, and locking cylinder is extruded to assembling cylinder, and then it is favorable to make fixing cylinder with PVC pipe body install and dismantle, and it is convenient to take down and replace fixing cylinder, convenient operation. ACCURACY OF DRAWINGS

[0019] Figure 1 It is whole structure schematic diagram of the utility model.

[0020] Figure 2 It is the front cross section structure schematic diagram of bearing cylinder of the utility model.

[0021] Figure 3 The utility model discloses Figure 2 The enlarged structure schematic diagram of middle A place.

[0022] In the figure: 1, fixed cylinder, 2, thread cylinder, 3, auxiliary mechanism, 31, bearing cylinder, 32, positioning cylinder, 33, support cylinder, 34, locking cylinder, 35, assembly cylinder, 36, connecting frame, 37, sliding frame, 371, clamping plate, 372, sliding plate, 373, elastic rope, 38, limiting rod. DETAILED DESCRIPTION

[0023] The technical scheme in the embodiments of the utility model will be apparently and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skill in the art without creative labor belong to the protection scope of the utility model.

[0024] The utility model provides a kind of connecting mechanism as Figures 1-3 As shown in a kind of connecting mechanism, including fixed cylinder 1, fixed cylinder 1 is connected with one of PVC pipe, the outside thread of fixed cylinder 1 is connected with thread cylinder 2, thread cylinder 2 is set on the outside of another PVC pipe.

[0025] Specifically, the side of fixed cylinder 1 is provided with auxiliary mechanism 3 for locking the installation position of fixed cylinder 1, auxiliary mechanism 3 includes bearing cylinder 31 and positioning cylinder 32, bearing cylinder 31 is conducive to supporting fixed cylinder 1, in turn is conducive to the installation of fixed cylinder 1, the side of bearing cylinder 31 is attached with one of PVC pipe, positioning cylinder 32 is conducive to sliding insertion with the inner cavity of one of PVC pipe, in turn is conducive to the positioning installation of fixed cylinder 1, bearing cylinder 31 and positioning cylinder 32 are located at the side of fixed cylinder 1, positioning cylinder 32 is used for positioning the installation of fixed cylinder 1, bearing cylinder 31 is used for supporting the position of fixed cylinder 1, the side of fixed cylinder 1 is fixedly connected with bearing cylinder 31, the side of bearing cylinder 31 is fixedly connected with positioning cylinder 32, the inner cavity of bearing cylinder 31, positioning cylinder 32 and fixed cylinder 1 is interconnected, support cylinder 33 and locking cylinder 34, support cylinder 33 is conducive to being connected with locking cylinder 34, in turn is conducive to the installation and fixation of bearing cylinder 31, locking cylinder 34 is conducive to the extrusion of assembly cylinder 35 and support cylinder 33, in turn is conducive to the close attachment of bearing cylinder 31 and one of PVC pipe, is convenient for the installation of fixed cylinder 1, is convenient for the replacement of fixed cylinder 1 according to demand, support cylinder 33 is located at the outside of bearing cylinder 31, locking cylinder 34 is located at the outside of support cylinder 33, support cylinder 33 and locking cylinder 34 are used for locking the installation position of bearing cylinder 31.

[0026] Specifically, the side of the supporting barrel 33 is provided with a first through slot, the inner cavity of the first through slot is fixedly connected with the bearing barrel 31, the inner cavity of the supporting barrel 33 is threadedly connected with the locking barrel 34, the side of the locking barrel 34 is provided with a second through slot, which is beneficial to cooperate with the outside of one of the PVC pipes, so that the locking barrel 34 rotates and slides, the inside of the supporting barrel 33 is provided with an assembly barrel 35, which is beneficial to penetrate the inside of the supporting barrel 33, and then is beneficial to extrude the supporting barrel 33, so as to extrude and connect the one of the PVC pipes with the bearing barrel 31, the side of the assembly barrel 35 extrudes the inner wall of the locking barrel 34, and the outer wall of the assembly barrel 35 is fixedly connected with a sealing ring, which is beneficial to increase the sealing property, and the outer wall of the sealing ring is attached to the inner wall of the supporting barrel 33.

[0027] Specifically, the outer part of the locking barrel 34 is fixedly connected with a connecting frame 36, which is beneficial to make the limiting rod 38 slide thereon, so as to slide and support the limiting rod 38, the top end of the connecting frame 36 is slidably connected with a limiting rod 38 for locking the installation position of the locking barrel 34, which is beneficial to limit the relative position of the locking barrel 34 and the supporting barrel 33, and then is beneficial to limit the rotating position of the locking barrel 34, so as to avoid the random rotation of the locking barrel 34, the outer part of the locking barrel 34 is provided with a third through slot, the outer part of the supporting barrel 33 is provided with a limiting slot, the inner cavities of the third through slot and the limiting slot are slidably connected with the limiting rod 38, the top end of the limiting rod 38 is fixedly connected with a sliding frame 37, the sliding frame 37 is L-shaped, the sliding frame 37 is beneficial to pull the limiting rod 38 to move, so as to traction the limiting rod 38, the side of the sliding frame 37 is provided with a fourth through slot, the inner cavity of the fourth through slot is provided with a clamping plate 371 for locking the position of the sliding frame 37, which is beneficial to limit the relative position of the sliding frame 37 and the connecting frame 36, so as to avoid the random sliding of the sliding frame 37, the side of the connecting frame 36 is provided with a clamping groove matched with the clamping plate 371, the side of the clamping plate 371 is fixedly connected with a sliding plate 372, which is beneficial to pull the clamping plate 371 to move, so as to traction the clamping plate 371, the side of the sliding frame 37 is provided with a circular groove, the side of the sliding plate 372 is fixedly connected with an elastic rope 373, the tension of the elastic rope 373 is beneficial to pull the sliding plate 372 to move, so as to make the sliding plate 372 and the clamping plate 371 return to the original position after moving, so as to repeatedly operate the clamping plate 371, and one end of the elastic rope 373 is fixedly connected with the inner wall of the circular groove.

[0028] The embodiment provides a PVC pipe.

[0029] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application has been described in detail, for the skilled in the art, it still can be modified, or for part of the technical features of the equivalent replacement, the spirit and principles of the present application, made any modification, equivalent replacement, improvement, etc., should be included within the scope of the present application.

Claims

1. A connecting mechanism, comprising: A fixed cylinder (1) is externally threaded and connected to a threaded cylinder (2); The feature is that an auxiliary mechanism (3) for locking the installation position of the fixed cylinder (1) is provided on the side of the fixed cylinder (1), and the auxiliary mechanism (3) includes: The support cylinder (31) and the positioning cylinder (32) are both located on the side of the fixed cylinder (1). The positioning cylinder (32) is used to position the installation of the fixed cylinder (1), and the support cylinder (31) is used to support the position of the fixed cylinder (1). The support cylinder (33) and the locking cylinder (34) are located outside the bearing cylinder (31) and outside the support cylinder (33). The support cylinder (33) and the locking cylinder (34) are used to lock the installation position of the bearing cylinder (31).

2. The connecting mechanism according to claim 1, characterized in that, The side of the fixed cylinder (1) is fixedly connected to the bearing cylinder (31), and the side of the bearing cylinder (31) is fixedly connected to the positioning cylinder (32). The inner cavities of the bearing cylinder (31), the positioning cylinder (32) and the fixed cylinder (1) are interconnected.

3. The connecting mechanism according to claim 1, characterized in that, The support cylinder (33) has a first through groove on its side, the bearing cylinder (31) is fixedly inserted into the inner cavity of the first through groove, the support cylinder (33) is threadedly inserted into the inner cavity of the locking cylinder (34), and the locking cylinder (34) has a second through groove on its side.

4. The connecting mechanism according to claim 1, characterized in that, The support cylinder (33) is provided with an assembly cylinder (35) inside. The side of the assembly cylinder (35) is pressed against the inner wall of the locking cylinder (34). A sealing ring is fixedly inserted and connected to the outer wall of the assembly cylinder (35). The outer wall of the sealing ring is in contact with the inner wall of the support cylinder (33).

5. A connecting mechanism according to claim 1, characterized in that, The locking cylinder (34) is fixedly connected to a connecting frame (36). The top of the connecting frame (36) is slidably connected to a limiting rod (38) for locking the installation position of the locking cylinder (34). The locking cylinder (34) has a third through groove on its outside. The supporting cylinder (33) has a limiting groove on its outside. The limiting rod (38) is slidably connected to the inner cavity of the third through groove and the limiting groove.

6. A connecting mechanism according to claim 5, characterized in that, The top of the limiting rod (38) is fixedly connected to a sliding frame (37). The side of the sliding frame (37) is provided with a fourth through groove. The inner cavity of the fourth through groove is provided with a locking plate (371) for locking the position of the sliding frame (37). The side of the connecting frame (36) is provided with a slot that cooperates with the locking plate (371). The side of the locking plate (371) is fixedly connected to a sliding plate (372). The side of the sliding frame (37) is provided with a circular groove. The side of the sliding plate (372) is fixedly connected to an elastic rope (373). One end of the elastic rope (373) is fixedly connected to the inner wall of the circular groove.

7. A PVC pipe, characterized in that, The PVC pipe includes the connection mechanism as described in any one of claims 1-6.

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