High-precision anti-loose dust-blocking pipe fitting joint

Abstract

The utility model discloses a high-precision anti-loose dust-blocking pipe fitting joint, which relates to the technical field of pipe fitting joints and comprises a joint body, connecting grooves are formed in the middle parts of two sides of the joint body, a connecting pipe penetrates through the middle part of the joint body, a contact surface is arranged on the inner wall of one side of each connecting groove, and the contact surface is of a conical structure. The connecting grooves are formed in the two sides of the connector body, the connecting pipe is arranged in the middle of the connector body, the connecting pipe can be connected with the pipe fitting body through threads, and the contact faces of the inclined structures are arranged on the inner walls of the connecting grooves. The design of the inclined structure enables the outer side wall of the pipe fitting body to be extruded in the process of connecting the pipe fitting body with the connecting pipe so as to improve the anti-loosening effect after the pipe fitting body is connected with the connecting pipe, the sealing ring is arranged on the outer side of the connector body, and in the process of connecting the pipe fitting body with the connecting pipe, the sealing ring is tightly attached to the outer side wall of the pipe fitting body so as to achieve the dustproof effect.

Description

TECHNICAL FIELD

[0001] The utility model relates to pipe fitting joint technical field, especially a kind of high-precision anti-loose dust-resisting pipe fitting joint. BACKGROUND

[0002] Pipe fitting union is also called by ren or by ren, it is a kind of commonly used pipe fitting that can be conveniently installed and disassembled, mainly nut, cloud head, flat joint three parts are composed of.Pipe fitting union has equal diameter and different diameter.

[0003] Such as the utility model discloses a pipe fitting union, including the flat joint section and nut of the shape of hollow circular tube, nut is sleeved on the outside of flat joint section and can rotate around the rotation axis of flat joint section.This scheme can be used, first, the flat joint section of pipe fitting union is aligned with other pipe sections, then the nut is moved to the connecting place of flat joint section and other pipe sections, finally the nut is rotated to be connected with the outer thread of other pipe sections, at this time, the connection between a pipe fitting and union is completed.Through the above-mentioned setting, the nut is sleeved on the flat joint section, so that the separation of the two or the waste of time due to searching for the matching nut can be avoided, and the nut connection mode is more closely connected and easy to operate, so that the working efficiency is improved.

[0004] The above technical scheme has some problems in actual application, and the stability of the connection between the joint and the pipe fitting cannot be guaranteed during use, and dust can easily enter the connecting part of the joint and the pipe fitting, causing the connection to be loose.

[0005] Therefore, it is necessary to invent a high-precision anti-loose dust-resisting pipe fitting joint to solve the above problems. UTILITY MODEL CONTENTS

[0006] The utility model aims at providing a high-precision anti-loose dust-resisting pipe fitting joint to solve the problems raised in the background.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a high-precision anti-loose dust-resisting pipe fitting joint, including joint body, connecting groove is set in the middle part of both sides of joint body, connecting pipe is set through the middle part of joint body, pipe body is set in one end of connecting pipe in screw thread, contact surface is set on the inner wall of one side of connecting groove, and the contact surface is set as a tapered structure, mounting groove is set on the outer wall of joint body, and the mounting groove is set as an annular structure, sealing ring is set in the inside of mounting groove in plug-in connection, and the sealing ring is set as a basin structure, extension ring is fixedly set on the inner wall of sealing ring, and the cross section of extension ring is set as a semicircular structure, plug-in groove is set on the inner wall bottom end of connecting groove, and sealing block is set in the inside of plug-in groove in plug-in connection.

[0008] Preferably, the outer side wall of the sealing block is provided with an inclined surface, and the inclined surface is in close contact with the inner side wall of the pipe body.

[0009] Preferably, the outer side wall of the inclined surface is fixedly provided with a plurality of annular pads, and the plurality of annular pads are arranged at equal intervals.

[0010] Preferably, the cross section of the annular pad is provided with a triangular structure, and the side of the annular pad close to the connecting groove is provided with an inclined surface.

[0011] Preferably, the inner wall of one side of the insertion slot is provided with a close surface, and the close surface is provided with an inclined structure.

[0012] Preferably, the connector body is provided with a hexagonal structure.

[0013] The technical effects and advantages of the utility model are as follows:

[0014] 1. The utility model discloses a connecting groove is set up in the both sides of connector body, and the connecting pipe is set up in the middle part of connector body, and the connecting pipe can be connected with the pipe body through the thread, and the contact surface of inclined structure is set up on the inner wall of connecting groove, and the design of inclined structure makes the outer side wall of pipe body be extruded in the process of being connected with connecting pipe, so as to improve the anti-loose effect after being connected, and the sealing ring is set up on the outer side of connector body, and the outer side wall of pipe body is closely attached with the sealing ring in the process of being connected with connecting pipe, so as to achieve the effect of dust prevention, and avoid that dust influences the use of device.

[0015] 2. The utility model discloses that the insertion slot is set up in the groove bottom of connecting groove, and the sealing block is arranged in the insertion slot, and the outer side of sealing block is provided with an inclined surface, and the sealing block can be inserted into the inside of pipe body through the inclined surface in the process of being connected with connecting pipe, so as to improve the sealing performance between pipe body and connecting pipe and avoid loosening, and improve the anti-loose performance of device. DRAWINGS

[0016] Figure 1 It is the whole structure schematic view of the utility model.

[0017] Figure 2 It is the whole structure cross section schematic view of the utility model.

[0018] Figure 3 It is the connector body structure cross section schematic view of the utility model.

[0019] Figure 4 It is the connector body structure cross section schematic view of the utility model. Figure 3 It is the structure enlarged schematic view of the utility model.

[0020] In the figure: 1, joint body; 2, connecting groove; 3, connecting pipe; 4, pipe body; 5, contact surface; 6, mounting groove; 7, sealing ring; 8, extension ring; 9, insertion slot; 10, sealing block; 11, inclined surface; 12, annular pad; 13, fitting surface. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly 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, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0022] The utility model provides a kind of high-precision anti-loose dust prevention pipe fitting joint as shown in Figures 1-4 It includes joint body 1, connecting groove 2 is set in the middle part of both sides of joint body 1, connecting pipe 3 is set through the middle part of joint body 1, pipe body 4 is set in the one end of connecting pipe 3 by screw thread, contact surface 5 is set in the inner wall of one side of connecting groove 2, and contact surface 5 is set as tapered structure, mounting groove 6 is set in the outer side wall of joint body 1, and mounting groove 6 is set as annular structure, sealing ring 7 is inserted and connected in the inside of mounting groove 6, and sealing ring 7 is set as basin structure, extension ring 8 is fixedly set in the inner side wall of sealing ring 7, and the section of extension ring 8 is set as semicircular structure, the design of semicircular structure makes that extension ring 8 can be deformed after being extruded by pipe body 4, to improve its sealing effect to pipe body 4;

[0023] Specifically, insertion slot 9 is set in the inner side wall bottom end of connecting groove 2, sealing block 10 is inserted and connected in the inside of insertion slot 9, inclined surface 11 is set in the outer side wall of sealing block 10, and inclined surface 11 is fitted with the inner side wall of pipe body 4, a plurality of annular pads 12 are fixedly set in the outer side wall of inclined surface 11, and a plurality of annular pads 12 are set at equal intervals, the section of annular pad 12 is set as triangular structure, and the side of annular pad 12 close to connecting groove 2 is set as inclined surface, the design of triangular structure can reduce the deformation range of annular pad 12 after being extruded by pipe body 4, so that the sealing effect to pipe body 4 can be improved;

[0024] More specifically, fitting surface 13 is set in the inner wall of one side of insertion slot 9, and fitting surface 13 is set as inclined structure, the design of inclined structure can improve the contact area between sealing block 10 and insertion slot 9, to avoid that sealing block 10 rotates with pipe body 4;

[0025] And, joint body 1 is set as hexagonal structure, the design of hexagonal structure facilitates the clamping and fixing of joint body 1.

[0026] The utility model discloses a working principle:

[0027] The utility model discloses a through setting up the connecting groove 2 on the both sides of the joint body 1, setting up the connecting pipe 3 in the middle part of joint body 1, the connecting pipe 3 can be connected with the pipe fitting body 4 through the screw thread, through setting up the contact surface 5 of inclined structure on the inner wall of connecting groove 2, the design of inclined structure makes the outer lateral wall of pipe fitting body 4 be extruded in the connecting process with connecting pipe 3, to promote its anti -loose effect after connecting, through setting up the sealing washer 7 on the outside of joint body 1, the outer lateral wall of pipe fitting body 4 is closely combined with sealing washer 7 in the process of being connected with connecting pipe 3, to reach the effect of dustproof, to avoid dust to influence the use of device, through setting up the slot 9 in the groove bottom of connecting groove 2, the inside of slot 9 is provided with sealing block 10, the outside of sealing block 10 is provided with inclined plane 11, and the sealing block 10 can be inserted into the inside of pipe fitting body 4 through its inclined plane 11 in the process of being connected with connecting pipe 3, can avoid its loosening while improving the sealing performance between pipe fitting body 4 and connecting pipe 3, to promote the anti -loose performance of device.

[0028] Finally, it should be noted that: the above-mentioned only for the preferred embodiment of the utility model has, and does not limit the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of technical features, any modification, equivalent replacement, improvement etc. that is made in the spirit and principles of the utility model, should be included in the protection scope of the utility model.

Claims

1. A high-precision anti-loosening and dust-blocking pipe fitting joint, comprising a joint body (1), characterized in that: The middle of both sides of the joint body (1) are provided with a connecting groove (2), the middle of the joint body (1) is provided with a connecting pipe (3), one end of the connecting pipe (3) is provided with a pipe body (4) in a threaded manner, the inner wall of one side of the connecting groove (2) is provided with a contact surface (5), and the contact surface (5) is set as a conical structure, the outer wall of the joint body (1) is provided with a mounting groove (6), and the mounting groove (6) is set as an annular structure, the interior of the mounting groove (6) is provided with a sealing ring (7), and the sealing ring (7) is set as a pot structure, the inner wall of the sealing ring (7) is fixedly provided with an extension ring (8), and the cross section of the extension ring (8) is set as a semicircular structure, the bottom end of the inner wall of the connecting groove (2) is provided with a slot (9), and the interior of the slot (9) is provided with a sealing block (10).

2. A high-precision anti-loosening and dust-blocking pipe joint according to claim 1, characterized in that: The outer side wall of the sealing block (10) is provided with an inclined surface (11), and the inclined surface (11) is in contact with the inner side wall of the pipe body (4).

3. The high-precision anti-loosening and dust-blocking pipe joint according to claim 2 is characterized by: A plurality of annular pads (12) are fixedly arranged on the outer side wall of the inclined surface (11), and the plurality of annular pads (12) are arranged at equal intervals.

4. The high-precision anti-loosening and dust-blocking pipe joint according to claim 3 is characterized by: The cross section of the annular pad (12) is configured as a triangular structure, and the side of the annular pad (12) close to the connecting groove (2) is configured as an inclined surface.

5. The high-precision anti-loosening and dust-blocking pipe joint according to claim 4 is characterized in that: A fitting surface (13) is provided on one inner wall of the slot (9), and the fitting surface (13) is configured as an inclined structure.

6. The high-precision anti-loosening and dust-blocking pipe joint according to claim 5, characterized in that: The joint body (1) is configured as a hexagonal structure.

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