Special-shaped quick connection hydraulic joint

Abstract

The utility model discloses a special-shaped quick connection hydraulic joint which comprises a special-shaped pipe used for connection, a connecting pipe arranged at one end of the special-shaped pipe and a ring sleeve arranged on the outer surface of the connecting pipe in a sleeved mode, a cavity is formed in the special-shaped pipe, and connecting rods are fixedly arranged at the positions, close to the top and the bottom, of one end of the special-shaped pipe. A cavity is formed in the position, close to one end, in the connecting rod, a supporting rod is fixedly arranged in the position, close to the middle, in the connecting rod, and movable rods are movably arranged at the positions, close to one side, of the top and the bottom of the supporting rod through hinge blocks. According to the special-shaped quick-connection hydraulic joint, by arranging the connecting rod, the ring sleeve, the limiting bayonet lock and the supporting spring, when the special-shaped quick-connection hydraulic joint is used, the mounting structure is simplified, the mounting and locking steps can be completed when a special-shaped pipe and a connecting pipe are in butt joint, the mounting efficiency of a user is improved, convenience is brought to the user, the practicability of the special-shaped quick-connection hydraulic joint is improved, and the special-shaped quick-connection hydraulic joint is worthy of popularization and application. And the use requirements of users are met.

Description

Technical Field

[0001] The utility model relates to the technical field of hydraulic joints, in particular to a special-shaped quick-connect hydraulic joint. Background Art

[0002] Hydraulic joints are joint components of pipelines in hydraulic systems, which are used to connect two or more groups of pipes. The firmness of the hydraulic joint connection directly affects whether the hydraulic pipeline can operate stably, so hydraulic joints play an important role in hydraulic systems.

[0003] The comparative document "A special-shaped quick-connect hydraulic connector", patent number (CN220102422U), is provided with a slot, a connecting pipe, a first connecting head, a spring piece, a slot, a connecting slot, a block and a second connecting head. When connecting the pipelines, the connecting slots opened on one side of the two groups of connecting pipes are respectively sleeved on the outside of the first connecting head and the second connecting head, and the connecting pipe is pushed to drive the spring piece to be inserted into the inside of the slot, and finally the block is engaged with the slot, so that the connecting pipe is positioned by the spring piece, and at the same time the first connecting head and the second connecting head are fully inserted into the inside of the connecting slot to complete the connection, thereby achieving a quick connection.

[0004] However, when the hydraulic joint is used, the structure is complicated and the function of plug-in installation cannot be achieved, which brings inconvenience to the user and can no longer meet the user's use needs. Utility Model Content

[0005] The purpose of the utility model is to provide a special-shaped quick-connect hydraulic connector to solve the problem that the hydraulic connector proposed in the above background technology has a complicated structure when in use, cannot achieve the function of plug-in installation, brings inconvenience to users, and can no longer meet the needs of users.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a special-shaped quick-connect hydraulic connector, comprising a special-shaped tube for connection, a connecting tube arranged at one end of the special-shaped tube, and a ring sleeve arranged on the outer surface of the connecting tube, the special-shaped tube is provided with a cavity inside, connecting rods are fixedly provided at the top and bottom positions of one end of the special-shaped tube, a cavity is provided in the connecting rod near one end, a support rod is fixedly provided at the middle position in the connecting rod, movable rods are movably provided at the top and bottom of the support rod near one side through a hinge block, guide grooves are provided at the top and bottom of the connecting rod near one side, and limit pins are movably provided on the opposite sides of the upper and lower movable rods through a hinge block.

[0007] Furthermore, one end of the connecting pipe passes through the special-shaped pipe and extends into the interior of the special-shaped pipe, and the connecting pipe is communicated with the special-shaped pipe.

[0008] Furthermore, the ring sleeve is fixedly connected to the connecting pipe.

[0009] Furthermore, one end of the special-shaped tube extends to the inside of the ring sleeve.

[0010] Furthermore, one end of the connecting rod passes through the ring sleeve and extends to the outside thereof, and the connecting rod and the ring sleeve are movably connected.

[0011] Furthermore, the guide groove and the connecting rod are integrated into one design.

[0012] Furthermore, the opposite sides of the two limit pins penetrate the guide groove and extend to the outside thereof, the limit pin is slidably connected to the guide groove, one side of the limit pin is in contact with the ring sleeve, and the limit pin is clamped with the ring sleeve.

[0013] Furthermore, support springs are fixedly provided on opposite sides of the upper and lower movable rods, and opposite sides of the two support springs are fixedly connected to the support rods.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The special-shaped quick-connect hydraulic connector simplifies the installation structure when the device is in use by providing a connecting rod, a ring sleeve, a limit pin and a supporting spring, so that the installation and locking steps can be completed when the special-shaped pipe and the connecting pipe are connected, thereby improving the installation efficiency of the user, bringing convenience to the user, improving the practicality of the device, and meeting the user's usage needs. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 This is a cross-sectional view of the structure of the utility model;

[0018] Figure 3 for Figure 2 A is a partial enlarged schematic diagram;

[0019] Figure 4 It is a schematic diagram of the guide groove of the utility model.

[0020] In the figure: 1. special-shaped tube; 2. connecting tube; 3. ring sleeve; 4. connecting rod; 5. support rod; 6. movable rod; 7. guide groove; 8. limit pin; 9. support spring. DETAILED DESCRIPTION

[0021] The utility model is further described in detail below with reference to the accompanying drawings and through specific embodiments. The following embodiments are merely illustrative and not limiting of the protection scope of the utility model.

[0022] See also Figure 1-4The utility model provides a technical solution: a special-shaped quick-connect hydraulic connector, comprising a special-shaped tube 1 for connection, the special-shaped tube 1 is used to connect the corresponding valve tube, a connecting tube 2 arranged at one end of the special-shaped tube 1, the connecting tube 2 is used to connect with the special-shaped tube 1, a ring sleeve 3 is sleeved on the outer surface of the connecting tube 2, the ring sleeve 3 is used to set the corresponding components, the special-shaped tube 1 has a cavity inside, and a connecting rod 4 is fixedly arranged at the top and bottom positions of one end of the special-shaped tube 1, the connecting rod 4 is used to be plugged with the ring sleeve 3, and the inside of the connecting rod 4 is provided with a cavity. A cavity is provided near one end, and a support rod 5 is fixedly provided near the middle position of the connecting rod 4. The support rod 5 is used to set the corresponding components. A movable rod 6 is movably provided at one side of the top and bottom of the support rod 5 through a hinge block. The movable rod 6 is used to set a limit pin 8. A guide groove 7 is provided near one side of the top and bottom of the connecting rod 4. The guide groove 7 facilitates the movement of the limit pin 8. The opposite sides of the upper and lower movable rods 6 are movably provided with a limit pin 8 through a hinge block, and the limit pin 8 can play a limiting role.

[0023] Furthermore, one end of the connecting pipe 2 passes through the special-shaped pipe 1 and extends into the interior thereof, and the connecting pipe 2 is connected to the special-shaped pipe 1 . This design enables the two to communicate with each other.

[0024] Furthermore, the ring sleeve 3 is fixedly connected to the connecting pipe 2, wherein the ring sleeve 3 is used to arrange corresponding components.

[0025] Furthermore, one end of the special-shaped tube 1 extends to the inside of the ring sleeve 3, wherein, through this design, the two are connected together and play a sealing role.

[0026] Furthermore, one end of the connecting rod 4 passes through the ring sleeve 3 and extends to the outside thereof, and the connecting rod 4 and the ring sleeve 3 are movably connected, wherein the connecting rod 4 can be plugged into the ring sleeve 3.

[0027] Furthermore, the guide groove 7 and the connecting rod 4 are integrated into one design, wherein the guide groove 7 facilitates the movement of the limiting latch 8 .

[0028] Furthermore, the opposite sides of the two limit pins 8 pass through the guide groove 7 and extend to the outside thereof, the limit pins 8 are slidingly connected to the guide groove 7, one side of the limit pins 8 is in contact with the ring sleeve 3, and the limit pins 8 are clamped with the ring sleeve 3, wherein the limit pins 8 play a role of limiting.

[0029] Furthermore, support springs 9 are fixedly provided on opposite sides of the upper and lower movable rods 6 , and opposite sides of the two support springs 9 are fixedly connected to the support rod 5 , wherein the support springs 9 can support the movable rod 6 .

[0030] Working principle: When installing the device, the user first presses the limit pin 8 to move and retract it, so that the limit pin 8 retracts into the connecting rod 4, and then the user quickly docks the special-shaped tube 1 with the connecting tube 2, so that the connecting tube 2 is inserted into the special-shaped tube 1. When the connecting rod 4 is inserted out of the ring sleeve 3, the limit pin 8 will be reset under the drive of the support spring 9, thereby being stuck with the ring sleeve 3, and the installation of the device is completed.

[0031] According to the above working process, we can know:

[0032] The special-shaped quick-connect hydraulic connector simplifies the installation structure when the device is in use by providing a connecting rod 4, a ring sleeve 3, a limit pin 8 and a support spring 9, so that the installation and locking steps can be completed when the special-shaped pipe 1 and the connecting pipe 2 are connected, thereby improving the installation efficiency of the user, bringing convenience to the user, improving the practicality of the device, and meeting the user's usage needs.

[0033] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A special-shaped quick-connect hydraulic connector, comprising a special-shaped tube (1) for connection, a connecting tube (2) arranged at one end of the special-shaped tube (1), and a ring (3) sleeved on the outer surface of the connecting tube (2), characterized in that: The interior of the special-shaped tube (1) is provided with a cavity, a connecting rod (4) is fixedly provided at the top and bottom positions of one end of the special-shaped tube (1), a cavity is provided in the connecting rod (4) at one end position, a support rod (5) is fixedly provided in the middle position of the connecting rod (4), a movable rod (6) is movably provided at the top and bottom of the support rod (5) at one side position through a hinge block, a guide groove (7) is provided at the top and bottom of the connecting rod (4) at one side position, and a limit pin (8) is movably provided at the opposite side of the upper and lower movable rods (6) through a hinge block.

2. A special-shaped quick-connect hydraulic connector according to claim 1, characterized in that: One end of the connecting pipe (2) passes through the special-shaped pipe (1) and extends into the interior thereof, and the connecting pipe (2) is in communication with the special-shaped pipe (1).

3. The special-shaped quick-connect hydraulic connector according to claim 1, characterized in that: The annular sleeve (3) is fixedly connected to the connecting pipe (2).

4. The special-shaped quick-connect hydraulic connector according to claim 1, characterized in that: One end of the special-shaped tube (1) extends to the interior of the ring sleeve (3).

5. The special-shaped quick-connect hydraulic connector according to claim 1, characterized in that: One end of the connecting rod (4) passes through the ring sleeve (3) and extends to the outside thereof, and the connecting rod (4) and the ring sleeve (3) are movably connected.

6. The special-shaped quick-connect hydraulic connector according to claim 1, characterized in that: The guide groove (7) and the connecting rod (4) are of integrated design.

7. The special-shaped quick-connect hydraulic connector according to claim 1, characterized in that: The two opposing sides of the two limit pins (8) penetrate the guide groove (7) and extend to the outside thereof, the limit pins (8) are slidably connected to the guide groove (7), one side of the limit pins (8) contacts the ring sleeve (3), and the limit pins (8) are clamped to the ring sleeve (3).

8. The special-shaped quick-connect hydraulic connector according to claim 1, characterized in that: A support spring (9) is fixedly arranged on one side opposite to the upper and lower movable rods (6), and the two support springs (9) are fixedly connected to the support rod (5) on one side opposite to the upper and lower movable rods (6).

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