Hydraulic motor convenient to assemble

Abstract

The utility model discloses a hydraulic motor convenient to assemble, which belongs to the technical field of hydraulic motors and comprises a motor body, a pipe head is embedded at the top of the motor body, a fixing component is mounted on the side surface of the pipe head, and a self-locking component is sleeved on the surface of the pipe head. Then a screw rod is rotated, under the meshing connection between the screw rod and a support, a sleeve seat limits a rotating block, the screw rod can drive the sleeve to move downwards through the lifting block, the lifting block presses the sleeve, and a pipe head can be tightly attached to an annular plate; therefore, the connection sealing performance between the sleeve and the pipe head is higher; according to the utility model, through the arrangement of the self-locking assembly, under the elastic acting force of the spring I in the side seat, the clamping block is engaged with the gear ring to orient the pipe head, so that the assembly connection between the pipe head and the motor body is more stable and firmer, and the clamping block can be separated from the gear ring by moving the control block.

Description

Technical Field

[0001] The utility model belongs to the technical field of hydraulic motors, and in particular relates to a hydraulic motor which is easy to assemble. Background Art

[0002] The hydraulic motor is an actuator of the hydraulic system. It converts the liquid pressure energy provided by the hydraulic pump into the mechanical energy of its output shaft. The liquid is the medium for transmitting force and motion. The hydraulic motor, also known as the oil motor, is mainly used in injection molding machinery, ships, hoists, engineering machinery, construction machinery, coal mining machinery, mining machinery, metallurgical machinery, ship machinery, petrochemical industry, port machinery, etc.

[0003] Chinese patent application No. 202222115915.X discloses a hydraulic motor that is easy to assemble, including a motor body, a second threaded hole is provided on the top of the motor body, a pipe head is sleeved in the second threaded hole, the pipe head is connected to the motor body, a sleeve is installed on the pipe head, and the sleeve includes two grooves, two springs, two blocks, two slots and a sleeve; the sleeve is sleeved on the top of the pipe head, the two slots are respectively provided on the inside of the two sides of the sleeve, the two grooves are respectively provided on the inner walls of the two sides of the pipe head, a spring is installed in each of the grooves, and the two blocks are respectively installed on the springs. When the sleeve of the device is sleeved on the pipe head, the block contacts the inner wall of the sleeve, then the block enters the groove to squeeze the spring, otherwise the block is reset and stuck in the slot by the elasticity of the spring, which facilitates the assembly connection between the sleeve and the pipe head, thereby facilitating the assembly of the hydraulic motor and the hydraulic oil pipe.

[0004] In the above-mentioned public patent, after the sleeve and the tube head are sleeved, the installation and fixation are completed by engaging the elastic block with the slot and then locking the bolt. The operation is cumbersome and the elastic block cannot be disassembled after being engaged with the slot. The use effect is not good. The tube head and the motor body are connected by threaded engagement and cannot be self-locking. During the process of disassembling and assembling the sleeve, it is easy to cause looseness between the tube head and the motor body. The structural stability is low and leakage is easy to occur. Utility Model Content

[0005] In order to solve the problems raised in the above background technology, the utility model provides a hydraulic motor which is easy to assemble and has the characteristics of convenient disassembly and assembly and stable structure.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a hydraulic motor that is easy to assemble, comprising a motor body, a pipe head embedded in the top of the motor body, a sealing gasket arranged at the bottom of the pipe head, a fixing component installed on the side of the pipe head, a self-locking component sleeved on the surface of the pipe head, a sleeve arranged above the pipe head, a hose connected to the top of the sleeve, and an annular plate embedded inside the sleeve.

[0007] Preferably, the fixing component includes a connecting groove, an auxiliary component, a connecting block, a lifting block, a rotating block, a sleeve, a bracket and a screw, wherein a bracket is installed on the side of the tube head, a screw is embedded in the inside of the bracket, a rotating block is sleeved on the bottom end of the screw, a sleeve is sleeved on the outside of the rotating block, a lifting block is connected to the bottom of the sleeve, a connecting block is arranged inside the lifting block, an auxiliary component is provided inside the lifting block, and a connecting groove is provided on the surface of the sleeve.

[0008] Preferably, the connecting block is in a semicircular ring structure, the connecting groove is in a circular ring structure, and the surface of the connecting block fits tightly with the inner wall of the connecting groove.

[0009] Preferably, the auxiliary component includes a through hole, a limit rod and a spring 2, wherein a through hole is opened inside the lifting block, a limit rod is embedded inside the through hole, a spring 2 is connected between the limit rod and the lifting block, the surface of the limit rod is in contact with the inner wall of the connecting groove, and the limit rod is in an L-shaped structure.

[0010] Preferably, the self-locking assembly includes a gear ring, a block, a spring 1 and a side seat, wherein the surface of the tube head is sleeved with a gear ring, the side of the tube head is installed with a side seat, the interior of the side seat is embedded with a spring 1, and the side end of the spring 1 is connected to the block.

[0011] Preferably, the side end of the clamping block is in a toothed structure, the side end of the clamping block is tightly meshed with the gear ring, and the top of the clamping block is connected to a control block.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The utility model sets a fixing component to make the connection groove on the surface of the sleeve dock with the connection block on the surface of the lifting block, and then rotates the screw rod under the meshing connection between the screw rod and the bracket. The sleeve seat limits the rotating block, and the screw rod can drive the sleeve to move downward through the lifting block. The lifting block presses the sleeve to make the pipe head and the annular plate fit tightly, thereby making the connection between the sleeve and the pipe head more sealed.

[0014] 2. The utility model provides a self-locking component. Under the elastic force of the spring inside the side seat, the engagement of the clamping block and the toothed ring can orient the pipe head, making the assembly connection between the pipe head and the motor body more stable and firm. The clamping block can be separated from the toothed ring by moving the control block. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is the front view of the utility model;

[0016] Figure 2 This is the front view of the fixing component of the utility model;

[0017] Figure 3 It is the front view of the self-locking component of the utility model.

[0018] In the figure: 1. motor body; 2. self-locking component; 21. gear ring; 22. clamping block; 23. control block; 24. spring one; 25. side seat; 3. pipe head; 4. fixing component; 41. connecting groove; 42. auxiliary component; 421. through hole; 422. limit rod; 423. spring two; 43. connecting block; 44. lifting block; 45. rotating block; 46. sleeve; 47. bracket; 48. screw; 5. sleeve; 6. hose; 7. ring plate; 8. sealing gasket. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] Example 1

[0021] See also Figure 1-3 The utility model provides the following technical solutions: a hydraulic motor that is easy to assemble, including a motor body 1, a pipe head 3 is embedded on the top of the motor body 1, a sealing gasket 8 is arranged at the bottom of the pipe head 3, a fixing component 4 is installed on the side of the pipe head 3, a self-locking component 2 is sleeved on the surface of the pipe head 3, a sleeve 5 is arranged above the pipe head 3, a hose 6 is connected to the top of the sleeve 5, and an annular plate 7 is embedded inside the sleeve 5.

[0022] Specifically, the fixing component 4 includes a connecting groove 41, an auxiliary component 42, a connecting block 43, a lifting block 44, a rotating block 45, a sleeve 46, a bracket 47 and a screw 48. The bracket 47 is installed on the side of the pipe head 3, and the screw 48 is embedded in the bracket 47. The bottom end of the screw 48 is sleeved with a rotating block 45, and the outer side of the rotating block 45 is sleeved with a sleeve 46. The bottom of the sleeve 46 is connected to the lifting block 44, the lifting block 44 is provided with a connecting block 43, the lifting block 44 is provided with an auxiliary component 42, and the surface of the sleeve 5 is provided with a connecting groove 41.

[0023] By adopting the above technical solution, the connecting groove 41 on the surface of the sleeve 5 is docked with the connecting block 43 on the surface of the lifting block 44, and then the screw 48 is rotated. Under the meshing connection between the screw 48 and the bracket 47, the sleeve 46 limits the rotating block 45, and the screw 48 can drive the sleeve 5 to move downward through the lifting block 44. The lifting block 44 presses the sleeve 5 to make the tube head 3 and the annular plate 7 fit tightly, thereby making the connection between the sleeve 5 and the tube head 3 more sealed.

[0024] Specifically, the connecting block 43 is in a semicircular ring structure, the connecting groove 41 is in a circular ring structure, and the surface of the connecting block 43 is tightly fitted to the inner wall of the connecting groove 41 .

[0025] By adopting the above technical solution, the surface of the connecting block 43 is tightly fitted with the inner wall of the connecting groove 41, so that the lifting block 44 can drive the sleeve 5 to move up and down more smoothly and achieve a better control effect.

[0026] Specifically, the auxiliary component 42 includes a through hole 421, a limiting rod 422 and a spring 423. The lifting block 44 is provided with a through hole 421, a limiting rod 422 is embedded in the through hole 421, a spring 423 is connected between the limiting rod 422 and the lifting block 44, the surface of the limiting rod 422 is in contact with the inner wall of the connecting groove 41, and the limiting rod 422 is in an L-shaped structure.

[0027] By adopting the above technical solution, the limit rod 422 slides in the through hole 421 under the pulling force of the spring 2 423, and the limit rod 422 is engaged with the connecting groove 41 to make the connection and assembly between the sleeve 5 and the lifting block 44 firm, thereby making the structural stability of the device higher.

[0028] When this embodiment is used, there is a threaded engagement connection structure between the tube head 3 and the motor body 1, and the sealing gasket 8 plays a role in preventing leakage between the tube head 3 and the motor body 1, so that the connection groove 41 on the surface of the sleeve 5 is connected with the connection block 43 on the surface of the lifting block 44, and then the screw 48 is rotated. Under the meshing connection between the screw 48 and the bracket 47, the sleeve 46 limits the rotating block 45, and the screw 48 can drive the sleeve 5 to move downward through the lifting block 44. The lifting block 44 presses the sleeve 5 to make the tube head 3 and the annular plate 7 fit tightly, thereby making the connection between the sleeve 5 and the tube head 3 more sealed. Under the pulling force of the spring 2 423, the limit rod 422 slides in the through hole 421, and the limit rod 422 is engaged with the connection groove 41 to make the connection and assembly between the sleeve 5 and the lifting block 44 firm, thereby making the structural stability of the device higher.

[0029] Example 2

[0030] The present embodiment is different from the embodiment 1 in that the self-locking assembly 2 includes a toothed ring 21, a block 22, a spring 24 and a side seat 25; the toothed ring 21 is sleeved on the surface of the tube head 3; the side seat 25 is installed on the side of the tube head 3; the spring 24 is embedded in the inside of the side seat 25; and the side end of the spring 24 is connected to the block 22.

[0031] Specifically, the side end of the clamping block 22 is in a tooth-shaped structure, the side end of the clamping block 22 is tightly meshed with the gear ring 21 , and the top of the clamping block 22 is connected to the control block 23 .

[0032] By adopting the above technical solution, under the elastic force of the spring 24 inside the side seat 25, the engagement of the block 22 and the gear ring 21 can orient the tube head 3, so that the assembly connection between the tube head 3 and the motor body 1 can be more stable and firm, and the moving control block 23 can separate the block 22 from the gear ring 21.

[0033] When this embodiment is used, under the elastic force of the spring 24 inside the side seat 25, the engagement of the block 22 and the toothed ring 21 can orient the tube head 3, so that the assembly connection between the tube head 3 and the motor body 1 can be more stable and firm, and the moving control block 23 can separate the block 22 from the toothed ring 21.

[0034] The structure and use principle of the motor body 1, pipe head 3, sleeve 5, pipe head 3, annular plate 7 and sealing gasket 8 in the utility model have been disclosed in Chinese patent application No. 202222115915.X which discloses a hydraulic motor that is easy to assemble. Its working principle is that the pipe head 3 and the motor body 1 are connected by a threaded engagement connection structure, and the sealing gasket 8 plays an anti-seepage role between the pipe head 3 and the motor body 1. The sleeve 5 is connected and assembled by means of an internal elastic block and a slot on the surface of the pipe head 3 and then locking two bolts. The annular plate 7 inside the sleeve 5 can make the connection tighter.

[0035] Working principle and use process of the utility model: When the utility model is used, the pipe head 3 and the motor body 1 are connected by a threaded meshing structure, and the sealing gasket 8 plays a role in preventing leakage between the pipe head 3 and the motor body 1. Under the elastic force of the spring 24 inside the side seat 25, the clamping block 22 and the toothed ring 21 are engaged to orient the pipe head 3, so that the assembly connection between the pipe head 3 and the motor body 1 is more stable and firm. The moving control block 23 can separate the clamping block 22 from the toothed ring 21, so that the connection groove 41 on the surface of the sleeve 5 is connected to the connection block 43 on the surface of the lifting block 44, and then When the rotating screw 48 is meshed with the bracket 47, the sleeve 46 limits the rotating block 45. The screw 48 can drive the sleeve 5 to move downward through the lifting block 44. The lifting block 44 presses the sleeve 5 to make the tube head 3 and the annular plate 7 fit tightly, thereby making the connection between the sleeve 5 and the tube head 3 more sealed. Under the pulling force of the spring 2 423, the limit rod 422 slides in the through hole 421. The limit rod 422 is engaged with the connecting groove 41 to make the connection and assembly between the sleeve 5 and the lifting block 44 firm, thereby making the structural stability of the device higher.

[0036] 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 hydraulic motor that is easy to assemble, comprising a motor body, characterized in that: A pipe head is embedded in the top of the motor body, a sealing gasket is arranged at the bottom of the pipe head, a fixing component is installed on the side of the pipe head, a self-locking component is sleeved on the surface of the pipe head, a sleeve is arranged above the pipe head, a hose is connected to the top of the sleeve, and an annular plate is embedded inside the sleeve.

2. A hydraulic motor that is easy to assemble according to claim 1, characterized in that: The fixing component includes a connecting groove, an auxiliary component, a connecting block, a lifting block, a rotating block, a sleeve, a bracket and a screw, wherein a bracket is installed on the side of the pipe head, a screw is embedded in the inside of the bracket, a rotating block is sleeved on the bottom end of the screw, a sleeve is sleeved on the outside of the rotating block, a lifting block is connected to the bottom of the sleeve, a connecting block is arranged inside the lifting block, an auxiliary component is provided inside the lifting block, and a connecting groove is provided on the surface of the sleeve.

3. A hydraulic motor that is easy to assemble according to claim 2, characterized in that: The connecting block is in a semicircular ring structure, the connecting groove is in a circular ring structure, and the surface of the connecting block is tightly fitted to the inner wall of the connecting groove.

4. A hydraulic motor that is easy to assemble according to claim 2, characterized in that: The auxiliary component includes a through hole, a limit rod and two springs, wherein a through hole is opened inside the lifting block, a limit rod is embedded inside the through hole, and two springs are connected between the limit rod and the lifting block. The surface of the limit rod is in contact with the inner wall of the connecting groove, and the limit rod is in an L-shaped structure.

5. The hydraulic motor that is easy to assemble according to claim 1 is characterized in that: The self-locking component includes a gear ring, a clamping block, a spring 1 and a side seat, wherein the surface of the tube head is sleeved with a gear ring, the side of the tube head is installed with a side seat, the interior of the side seat is embedded with a spring 1, and the side end of the spring 1 is connected with a clamping block.

6. A hydraulic motor that is easy to assemble according to claim 5, characterized in that: The side end of the clamping block is in a toothed structure, the side end of the clamping block is tightly meshed with the gear ring, and the top of the clamping block is connected with a control block.

Images