CN219345834U

CN219345834U - Pipeline quick-insertion combined joint for hydraulic lifting pipeline system

Info

Publication number: CN219345834U
Application number: CN202320578038.1U
Authority: CN
Inventors: 王辉; 赵树理; 谢慧娟; 赵建明; 赵艳
Original assignee: Hebei Chinaust Automotive Plastics Co Ltd
Current assignee: Hebei Chinaust Automotive Plastics Co Ltd
Priority date: 2023-03-22
Filing date: 2023-03-22
Publication date: 2023-07-14
Anticipated expiration: 2033-03-22

Abstract

The utility model discloses a pipeline quick-plugging combined joint for a hydraulic lifting pipeline system, and belongs to the technical field of pipeline joints; including the pipeline joint, the shape that the pipeline connects is F shape setting, pipeline connects transverse tip and is provided with coupling nut, pipeline connects vertically and is provided with two sets of quick interfaces, quick interface's inside is inserted and is equipped with connecting plug, connecting plug's bottom is provided with connecting socket, connecting socket is connected with external pipeline. According to the utility model, the interfaces with different shapes can be installed on one device, meanwhile, the number of assemblies and leakage points are reduced, under the condition that the existing valve body interfaces are not changed, the other interfaces all use the quick-connection interface mode, so that the use of an assembly tool is avoided, and the assembly efficiency is improved.

Description

Pipeline quick-insertion combined joint for hydraulic lifting pipeline system

Technical Field

The utility model relates to the technical field of pipeline connectors, in particular to a pipeline quick-plugging combined connector for a hydraulic lifting pipeline system.

Background

At present, the hydraulic lifting pipeline system joints of large trucks such as a trailer and a dump truck are mostly in threaded connection, and are limited by an assembly tool and an operation space, and the hydraulic lifting pipeline system joints can be assembled after being combined by using joints with different shapes so as to achieve the purpose of conforming to the pipeline arrangement of the whole truck.

Most of the existing pipeline connectors are T-shaped three-way valves and are in threaded connection. Specifically, one end of the T-shaped three-way valve in the horizontal direction is provided with an internal thread and is connected with the external thread of the valve body, the other end of the T-shaped three-way valve in the horizontal direction is provided with an external thread and is connected with the right-angle joint, the vertical direction is provided with an external thread and is connected with the straight-through joint, the right-angle joint is L-shaped, one end of the T-shaped three-way valve is provided with an internal thread and is connected with the three-way external thread, the other end of the T-shaped three-way valve is connected with the pipeline assembly, and the other end of the T-shaped three-way valve is provided with an I-shaped straight-through joint.

In this way, the T-shaped three-way valve has more parts, such as right-angle joint, external thread joint, etc., so that the assembly process is complex, and the assembly is often limited by the assembly tool and the working space, which is inconvenient to operate, and the number of the joints between the fittings is increased, thus the leakage points are also increased. Therefore, we propose a quick-connect coupling for piping to solve the above-mentioned problems.

Disclosure of Invention

The utility model aims to solve the defects of the prior art in the background art, and provides a pipeline quick-plugging combined joint for a hydraulic lifting pipeline system.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the pipeline quick-plugging combined connector for the hydraulic lifting pipeline system comprises a pipeline connector, wherein the pipeline connector is F-shaped, a connecting nut is arranged at the transverse end part of the pipeline connector, two groups of quick-plugging connectors are longitudinally arranged on the pipeline connector, a connecting plug is plugged into the quick-plugging connectors, a connecting socket is arranged at the bottom end of the connecting plug, and the connecting socket is connected with an external pipeline;

the connector can concentrate parts of different shapes on one joint, can reduce the quantity and the leakage point of connection, can all accomplish the assembly with connecting socket direct insertion to the inside of inserting the interface soon simultaneously, need not to use other assembly tools for the assembly is comparatively convenient, has improved work efficiency.

Preferably, the connecting plug is in a truncated cone shape, a limiting groove is formed in the middle of the connecting plug, a limiting ring is arranged on the inner wall of the quick-inserting interface, and the limiting ring is mutually matched with the limiting groove;

can make connecting plug better embedding to the inside of inserting the interface soon, make the spacing ring card in the inside of spacing groove afterwards, accomplish spacing to connecting plug, avoid connecting plug to take place the condition that breaks away from, can cup joint sealed rubber ring in connecting plug's outside simultaneously, can accomplish sealedly, avoid the condition that gas takes place to leak.

Preferably, the bottom end of the inner wall of the limiting ring is obliquely arranged, and the diameter of the outer wall of the limiting groove is larger than that of the inner wall of the limiting ring;

the inclined plane that can make connecting plug and spacing ring's inclined plane take place contact extrusion to make connecting plug better imbed the inside of inserting the interface soon, spacing groove card is accomplished spacing fixedly in spacing ring's outside afterwards.

Preferably, the limiting ring is a ring formed by two semicircles, and a convex block and a groove are arranged between the end parts of the two semicircles, so that the limiting ring can be spliced for use;

the limiting ring can be detached and replaced, and then the limiting ring can be detached to the outside along with the connecting plug, so that detachment and disassembly of the connecting plug are completed.

Preferably, positioning blocks are arranged on two sides of the limiting ring, grooves are formed on two sides of the inner wall of the quick-inserting interface, and the inner width of each groove is matched with the width formed by the two groups of positioning blocks;

the two groups of limiting rings can be combined and embedded into the groove through the positioning blocks to complete limiting of the limiting rings, so that the connecting plug can complete the embedded limiting process, and the use is convenient.

Preferably, a threaded extrusion rod is inserted outside the quick connector, the threaded extrusion rod is in threaded connection with the quick connector, and the end part of the threaded extrusion rod extends to the inside of the slot;

after the positioning block is embedded into the groove, the threaded extrusion rod is rotated, so that the threaded extrusion rod extends to the lower part of the positioning block, the positioning block is limited, and the situation that the limiting ring is separated is avoided.

Preferably, the end part of the positioning block is obliquely arranged, and the end part of the threaded extrusion rod and the inclined surface of the positioning block are mutually extruded;

the screw extrusion rod can extrude the inclined plane of the positioning block, so that the positioning block moves upwards along the inclined plane, the top end of the positioning block and the top end of the grooved inner wall are extruded, the sealing effect between the positioning block and the grooved is better when the sealing point is matched, and the leakage of gas is avoided.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the interfaces with different shapes can be arranged on one device, meanwhile, the number of assemblies and leakage points are reduced, the space occupied by the whole joint and the space required by assembly are greatly reduced, and the integration of small volume is facilitated;

according to the utility model, the existing three-way joint, right-angle joint and straight joint are combined together, one F-shaped quick-connection joint is directly used for replacing the existing three-way joint, and other interfaces all use the form of the quick-connection joint under the condition that the existing valve body interface is not changed, so that an assembly tool is not used, and the assembly efficiency is improved;

according to the quick-connection type pipeline connector, the connecting socket can be connected with other pipelines, and when the quick-connection type pipeline connector needs to be assembled, the connecting plug can be directly inserted into the quick-connection type pipeline connector to complete assembly, so that the assembly is more convenient, meanwhile, the situation that the connecting plug is separated can be avoided through the limiting ring, and the safety of a system is improved.

4. The pipeline quick-plugging combined connector for the hydraulic lifting pipeline system provided by the utility model can be used for realizing a detachable schematic diagram by using a special tool, and can realize the functions of easy assembly and difficult disassembly by matching with a male connector used at a quick-plugging end.

Drawings

Fig. 1 is a schematic perspective view of a quick-connect coupling for hydraulic lifting pipeline system according to the present utility model;

FIG. 2 is a schematic cross-sectional elevation view of FIG. 1;

FIG. 3 is a schematic view of the separation structure of the connecting plug and the stop collar of FIG. 2;

FIG. 4 is an enlarged schematic view of FIG. 2A;

fig. 5 is a schematic diagram of a hydraulic lifting pipeline system according to the present utility model, wherein the pipeline quick-connect assembly joint uses a special tool.

In the figure: 1. a pipe joint; 2. a connecting nut; 3. a quick plug interface; 4. a connection socket; 5. a connection plug; 6. a limiting ring; 7. a limit groove; 8. a positioning block; 9. slotting; 10. a threaded extrusion rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-4, a quick-connect coupling for a hydraulic lifting line system is shown, the coupling 1 having an F-shaped configuration. The pipeline joint 1 is provided with a connecting nut 2 at the transverse end, two groups of quick connectors 3 are arranged at the end parts of two groups of longitudinal pipelines of the pipeline joint 1, then a connecting plug 5 is inserted into the quick connectors 3, a connecting socket 4 is arranged at the bottom end of the connecting plug 5, and the connecting socket 4 is connected with an external pipeline.

The shape of this connecting plug 5 is round platform shape setting, can conveniently imbed the inside of coupling nut 2, and the intermediate position department of connecting plug 5 has seted up spacing groove 7, is provided with spacing ring 6 simultaneously at the inner wall of quick connector 3, and this spacing ring 6 and spacing groove 7 looks adaptation each other can make spacing ring 6 card carry out spacingly in the inside of spacing groove 7, and the inner wall bottom of this spacing ring 6 sets up for the slope simultaneously for the outer wall diameter of spacing groove 7 is greater than the inner wall diameter of spacing ring 6.

To describe the limiting ring 6 in this embodiment specifically, please refer to fig. 3 and 4, the limiting ring 6 is a ring formed by two semicircles, and a bump and a groove are disposed between the ends of the two semicircles, so that the limiting ring can be inserted and used, then the two sides of the limiting ring 6 are both provided with positioning blocks 8, meanwhile, two sides of the inner wall of the quick connector 3 are both provided with grooves 9, the inner width of the grooves 9 is mutually adapted to the width formed by two groups of positioning blocks 8, so that a threaded extrusion rod 10 is inserted into the outer portion of the quick connector 3, the threaded extrusion rod 10 is in threaded connection with the quick connector 3, then the end of the threaded extrusion rod 10 extends to the inside of the grooves 9, meanwhile, the end of the positioning blocks 8 is inclined, and then the end of the threaded extrusion rod 10 and the inclined surfaces of the positioning blocks 8 are mutually extruded.

Working principle: when the quick-connection pipe connecting device is used, the connecting nut 2 can be connected with the main valve body, the connecting socket 4 can be taken out at any time, so that the connecting socket 4 is connected with a pipeline, then the connecting plug 5 is inserted into the quick-connection port 3, the connecting plug 5 is contacted with the inclined surface of the limiting ring 6, so that the limiting ring 6 is embedded into the limiting groove 7, the limiting of the connecting socket 4 is completed, and the connection of the pipeline is completed.

Fig. 5 is a schematic diagram of a pipe quick-plugging combined joint for a hydraulic lifting pipe system according to the present utility model, wherein the special tool can be used for the pipe quick-plugging combined joint, and the male joint used in cooperation with the quick-plugging end can realize the functions of easy assembly and difficult disassembly.

As shown in fig. 5, when the connection plug 5 needs to be disassembled, the threaded extrusion rod 10 can be rotated, so that the threaded extrusion rod 10 is far away from the inside of the slot 9, and then the connection socket 4 is pulled, so that the connection socket 4 drives the limiting ring 6 to move, and the limiting ring 6 drives the positioning block 8 to be separated from the inside of the slot 9, after the limiting ring 6 is separated from the inside of the quick-connection port 3, the limiting rings 6 can be separated, and then the two groups of limiting rings 6 are combined again, so that the positioning block 8 is embedded into the inside of the slot 9, at this time, the threaded extrusion rod 10 is rotated, so that the inclined surface of the positioning block 8 is extruded by the threaded extrusion rod 10, so that the positioning block 8 is extruded with the top end of the inner wall of the slot 9, and the limiting ring 6 is limited, so that the subsequent quick-connection is convenient.

The utility model discloses a pipeline quick-connect coupling for hydraulic lifting pipeline system has solved the function that the combination of multiple different shape joints just can be realized, only uses the mode that a joint can solve to reduced spare part quantity many, the interface is many, the leakage point is many, the assembly is complicated, the inefficiency problem, can effectively reduce the cost of assembly customer end simultaneously.

In the utility model, the installation mode, the connection mode or the setting mode of all the components are common mechanical modes, and the specific structure, the model and the coefficient index of all the components are self-contained technologies, so long as the beneficial effects can be achieved, the implementation can be carried out, and redundant description is omitted.

The above examples are preferred embodiments of the present utility model, but the embodiments of the present utility model are not limited to the above examples, and any other changes, modifications, substitutions, combinations, and simplifications that do not depart from the spirit and principle of the present utility model should be made in the equivalent manner, and the embodiments are included in the protection scope of the present utility model.

In the present utility model, unless otherwise indicated, the terms "about" and "front and back," inner and outer, and vertical levels, "etc., used herein are merely intended to refer to the orientation of the term in conventional use, or are colloquially known to those skilled in the art, and should not be construed as limiting the term, while the terms" first, "second," and "third," etc., do not denote a particular number or order, but are merely intended to be used in distinguishing between the terms, and the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements, but also include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Claims

1. The utility model provides a combination connects is inserted soon to pipeline for hydraulic pressure lifts pipe-line system, includes pipeline joint (1), its characterized in that, the shape that pipeline joint (1) is F shape setting, pipeline joint (1) horizontal tip is provided with coupling nut (2), pipeline joint (1) vertically is provided with two sets of quick interfaces (3), the inside of quick interfaces (3) is inserted and is equipped with connecting plug (5), the bottom of connecting plug (5) is provided with connecting socket (4), connecting socket (4) are connected with external pipeline.

2. The pipeline quick-plugging combined joint for the hydraulic lifting pipeline system according to claim 1, wherein the connecting plug (5) is in a round table shape, a limiting groove (7) is formed in the middle position of the connecting plug (5), a limiting ring (6) is arranged on the inner wall of the quick-plugging connector (3), and the limiting ring (6) and the limiting groove (7) are mutually matched.

3. The quick-connect coupling for pipelines of hydraulic lifting pipeline systems according to claim 2, wherein the bottom end of the inner wall of the limiting ring (6) is obliquely arranged, and the diameter of the outer wall of the limiting groove (7) is larger than that of the inner wall of the limiting ring (6).

4. The quick-connect coupling for a hydraulic lifting pipeline system according to claim 2, wherein the limiting ring (6) is a ring formed by two semicircles, and a protruding block and a groove are arranged between the ends of the two semicircles, so that the quick-connect coupling can be used for connection.

5. The quick-connect coupling for pipelines of hydraulic lifting pipeline systems according to claim 2, wherein positioning blocks (8) are arranged on two sides of the limiting ring (6), grooves (9) are formed on two sides of the inner wall of the quick-connect coupling (3), and the inner width of the grooves (9) is mutually matched with the width formed by the two groups of positioning blocks (8).

6. A pipe quick connector assembly for a hydraulic lifting pipe system according to claim 5, wherein a threaded extrusion rod (10) is inserted outside the quick connector (3), the threaded extrusion rod (10) is in threaded connection with the quick connector (3), and the end of the threaded extrusion rod (10) extends into the slot (9).

7. The quick-connect coupling for hydraulic lifting pipeline system according to claim 6, wherein the end of the positioning block (8) is inclined, and the end of the threaded extrusion rod (10) and the inclined surface of the positioning block (8) are mutually extruded.