Hydraulic servo-motor facilitating replacement of sealing ring
By setting a disassembly assembly between the mounting seat of the oil motor and the sealing cover, the user can quickly remove the sealing cover and replace the sealing ring, solving the problem of inefficient sealing ring replacement in the prior art, and achieving convenience and efficiency of replacement.
Patent Information
- Application Number
- CN202421984065.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-16
- Publication Date
- 2025-06-03
- Estimated Expiration
- 2034-08-16
AI Technical Summary
During the use of the existing oil motor, due to the long rotation of the output shaft, the temperature of the sealing cover increases, resulting in the need to be replaced regularly. However, in the prior art, the bolts need to be removed one by one, which is time-consuming and labor-intensive and inefficient.
An oil motive is designed to facilitate the replacement of the seal ring. By setting a disassembly assembly between the mounting seat and the sealing cover, including a connecting ring, a positioning groove, a moving groove and a handheld block, the user can quickly remove the sealing cover by pulling the handheld block to move the positioning block and the connecting ring along a specific channel, thereby quickly removing the sealing cover to realize the replacement of the sealing ring.
Through this design, users can quickly and conveniently replace the seal ring, improve replacement efficiency, reduce operating time and labor, and improve the efficiency and convenience of seal ring replacement.
Smart Images
Figure CN222940625U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of oil motors, in particular to an oil motor which is convenient for replacing a sealing ring. Background Art
[0002] An oil motor, also known as a hydraulic servo motor, is a power mechanism of a general hydraulic device. It mainly consists of a pilot valve, an oil motor piston and a feedback mechanism, etc.; features: small inertia, large driving force, fast action, low energy consumption, etc.
[0003] During the use of the existing oil motor, due to the long-term rotation of the output shaft, the temperature of the sealing cover rises, and the sealing ring between the output shaft and the sealing cover needs to be replaced regularly. The existing sealing cover and the mounting seat are both installed by bolts, and it is necessary to disassemble the bolts one by one, which is time-consuming and laborious and has low efficiency. For this reason, the utility model provides an oil motor which is convenient for replacing a sealing ring. Summary of the Utility Model
[0004] Aiming at the deficiencies of the prior art, the utility model provides an oil motor which is convenient for replacing a sealing ring, and solves the problems put forward in the above background art.
[0005] To achieve the above purpose, the utility model is realized through the following technical solutions: an oil motor which is convenient for replacing a sealing ring, including an oil motor main body, an installation plate is arranged at the upper end of the oil motor main body, an output shaft and a mounting seat are arranged on one side of the installation plate, a sealing cover is arranged on the outer side of the mounting seat, a disassembly component and a sealing ring are arranged between the mounting seat and the sealing cover, and an oil inlet and an oil outlet are arranged at the upper end of the oil motor main body;
[0006] The disassembly component includes a connecting ring, a positioning groove is arranged on the outer ring of the connecting ring, a connecting groove is arranged on the outer side of the mounting seat, a moving groove is arranged inside the connecting groove, a limiting groove is arranged inside the moving groove, a positioning block is arranged inside the moving groove, a connecting block and a hand-held block are arranged on the outer side of the positioning block, and a support spring is arranged on one side of the connecting block.
[0007] As a further technical solution of the utility model, the oil motor main body and the installation plate are fixedly connected, installation holes are arranged on the outer side of the installation plate, the number of the installation holes is four groups and they are arranged in an array, and the installation holes penetrate through the middle of the installation plate.
[0008] As a further technical solution of the utility model, the output shaft is movably connected with the sealing cover and the mounting seat, the mounting seat and the sealing cover are connected through the disassembly component, a sealing ring is arranged on one side of the mounting seat, and the oil inlet and the oil outlet are both communicated with the inside of the oil motor main body.
[0009] As a further technical solution of the utility model, the connecting ring and the sealing cover are fixedly connected, the number of the positioning grooves is four times the number of the connecting rings, and the connecting grooves and the connecting rings are adapted to each other.
[0010] As a further technical solution of the utility model, the number of the movable grooves is equal to that of the positioning grooves, the movable grooves are distributed in a ring shape, the limiting grooves are connected to the movable grooves, and the limiting grooves are of a rectangular structure.
[0011] As a further technical solution of the utility model, the positioning block is adapted to the positioning groove, the connecting block is fixedly connected to the positioning block, the connecting block is adapted to the limiting groove, the two ends of the supporting spring are respectively connected to the connecting block and the limiting groove, and the hand-held block is fixedly connected to the positioning block.
[0012] The utility model provides an oil motor that is convenient for replacing a sealing ring. Compared with the prior art, it has the following beneficial effects:
[0013] The present invention is a hydraulic motor which is convenient for replacing the sealing ring. A disassembly assembly is arranged between a mounting seat and a sealing cover. When replacing the sealing ring, a user pulls a hand-held block so that the hand-held block drives a positioning block to be pulled outward along a moving groove and the inside of the positioning groove until an end of the positioning block is disengaged from the inside of the positioning groove. The sealing cover is then moved outward so that the sealing cover drives a connecting ring to move along the inside of the connecting groove, thereby allowing the sealing ring to be replaced. The structure is simple, the operation is convenient, and the replacement efficiency of the sealing ring is improved. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 The schematic diagram of the structure of an oil motor that is convenient for replacing the sealing ring;
[0015] Figure 2 This is a partial disassembly diagram of an oil motor that facilitates replacement of the sealing ring;
[0016] Figure 3 A kind of oil motor which is convenient for replacing the sealing ring Figure 2 A is an enlarged view of the middle image.
[0017] In the figure: 1. Hydraulic motor body; 2. Mounting plate; 3. Mounting hole; 4. Output shaft; 5. Mounting seat; 6. Sealing cover; 7. Disassembly assembly; 71. Connecting ring; 72. Positioning groove; 73. Connecting groove; 74. Moving groove; 75. Limiting groove; 76. Positioning block; 77. Connecting block; 78. Support spring; 79. Hand-held block; 8. Sealing ring; 9. Oil inlet; 10. Oil outlet. DETAILED DESCRIPTION
[0018] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.
[0019] Please refer to Figures 1-3 , the present invention provides a technical solution for an oil motor that facilitates the replacement of a sealing ring: an oil motor that facilitates the replacement of a sealing ring, including an oil motor main body 1. An installation plate 2 is provided at the upper end of the oil motor main body 1. An output shaft 4 and an installation seat 5 are provided on one side of the installation plate 2. A sealing cover 6 is provided on the outer side of the installation seat 5. A disassembly component 7 and a sealing ring 8 are provided between the installation seat 5 and the sealing cover 6. An oil inlet 9 and an oil outlet 10 are provided at the upper end of the oil motor main body 1;
[0020] Among them, the disassembly component 7 includes a connection ring 71. A positioning groove 72 is provided on the outer ring of the connection ring 71. A connection groove 73 is provided on the outer side of the installation seat 5. A moving groove 74 is provided inside the connection groove 73. A limiting groove 75 is provided inside the moving groove 74. A positioning block 76 is provided inside the moving groove 74. A connection block 77 and a hand-held block 79 are provided on the outer side of the positioning block 76. A support spring 78 is provided on one side of the connection block 77.
[0021] As Figures 1-2 shown, the oil motor main body 1 and the installation plate 2 are fixedly connected. Installation holes 3 are provided on the outer side of the installation plate 2. The number of installation holes 3 is four groups and they are distributed in an array. The installation holes 3 penetrate through the middle of the installation plate 2. The output shaft 4 is movably connected to the sealing cover 6 and the installation seat 5. The installation seat 5 and the sealing cover 6 are connected through the disassembly component 7. A sealing ring 8 is provided on one side of the installation seat 5. The oil inlet 9 and the oil outlet 10 are both communicated with the inside of the oil motor main body 1, which is beneficial to the normal installation and use of the oil motor main body 1.
[0022] As Figures 1-3 shown, the connection ring 71 and the sealing cover 6 are fixedly connected. The number of positioning grooves 72 is four times the number of connection rings 71. The connection groove 73 is adapted to the connection ring 71. The number of moving grooves 74 is equal to the number of positioning grooves 72. The moving grooves 74 are annularly distributed. The limiting groove 75 is communicated with the moving groove 74. The limiting groove 75 is a rectangular structure. The positioning block 76 is adapted to the positioning groove 72. The connection block 77 and the positioning block 76 are fixedly connected. The connection block 77 is adapted to the limiting groove 75. The two ends of the support spring 78 are respectively connected to the connection block 77 and the limiting groove 75. The hand-held block 79 and the positioning block 76 are fixedly connected, which is beneficial to the disassembly of the sealing cover 6 and convenient for replacing the sealing ring 8.
[0023] The working principle of the utility model is as follows: during the use of the oil motor, the oil inlet 9 and the oil outlet 10 are connected to the external oil inlet pipe and the oil outlet pipe, and the hydraulic oil is used as the transmission medium to provide power for the output shaft 4. When the sealing ring 8 needs to be replaced, the sealing cover 6 is quickly removed by disassembling the assembly 7.
[0024] It should be noted that, through the setting of the disassembly component 7, when replacing the sealing ring 8, the user pulls the hand-held block 79 so that the hand-held block 79 drives the positioning block 76 to be pulled outward along the inside of the movable groove 74 and the positioning groove 72, so that the connecting block 77 moves along the inside of the limit groove 75 and the support spring 78 is compressed until the end of the positioning block 76 is disengaged from the inside of the positioning groove 72. Similarly, the remaining three groups of positioning blocks 76 are all separated from the inside of the positioning groove 72 by the above method, and then the sealing cover 6 is moved outward, so that the sealing cover 6 drives the connecting ring 71 to move along the inside of the connecting groove 73, so that the sealing ring 8 can be replaced. The structure is simple, the operation is convenient, and the replacement efficiency of the sealing ring 8 is improved.
[0025] The above is only a preferred implementation of the present invention. It should be noted that, for ordinary technicians in the technical field, several improvements and modifications can be made without departing from the principle of the present invention, and these improvements and modifications should also be regarded as the protection scope of the present invention. The structures, devices and operating methods not specifically described and explained in the present invention shall be implemented according to the conventional means in the field unless otherwise specified and limited.
Claims
1. An oil motor for facilitating replacement of a sealing ring, comprising an oil motor body (1), characterized in that: A mounting plate (2) is provided at the upper end of the oil motor body (1); an output shaft (4) and a mounting seat (5) are provided on one side of the mounting plate (2); a sealing cover (6) is provided on the outer side of the mounting seat (5); a disassembly assembly (7) and a sealing ring (8) are provided between the mounting seat (5) and the sealing cover (6); and an oil inlet (9) and an oil outlet (10) are provided at the upper end of the oil motor body (1); The disassembly assembly (7) comprises a connecting ring (71), an outer ring of the connecting ring (71) is provided with a positioning groove (72), an outer side of the mounting seat (5) is provided with a connecting groove (73), an inner side of the connecting groove (73) is provided with a moving groove (74), an inner side of the moving groove (74) is provided with a limiting groove (75), an inner side of the moving groove (74) is provided with a positioning block (76), an outer side of the positioning block (76) is provided with a connecting block (77) and a hand-held block (79), and a supporting spring (78) is provided on one side of the connecting block (77).
2. The oil motor for facilitating replacement of the sealing ring according to claim 1, characterized in that: The oil motor body (1) and the mounting plate (2) are fixedly connected, and mounting holes (3) are provided on the outer side of the mounting plate (2). The mounting holes (3) are in four groups and are distributed in an array, and the mounting holes (3) penetrate the middle of the mounting plate (2).
3. The oil motor for facilitating replacement of sealing rings according to claim 1 is characterized in that: The output shaft (4) is movably connected to the sealing cover (6) and the mounting seat (5); the mounting seat (5) and the sealing cover (6) are connected via a disassembly assembly (7); a sealing ring (8) is provided on one side of the mounting seat (5); and the oil inlet (9) and the oil outlet (10) are both connected to the interior of the oil motor body (1).
4. The oil motor for facilitating replacement of sealing rings according to claim 1, characterized in that: The connection ring (71) and the sealing cover (6) are fixedly connected, the number of the positioning grooves (72) is four times the number of the connection ring (71), and the connection grooves (73) are adapted to the connection ring (71).
5. The oil motor for facilitating replacement of sealing rings according to claim 1 is characterized in that: The number of the movable grooves (74) is equal to that of the positioning grooves (72); the movable grooves (74) are distributed in a ring shape; the limiting grooves (75) are connected to the movable grooves (74); and the limiting grooves (75) are of a rectangular structure.
6. The oil motor for facilitating replacement of sealing rings according to claim 1, characterized in that: The positioning block (76) is matched with the positioning groove (72), the connecting block (77) is fixedly connected with the positioning block (76), the connecting block (77) is matched with the limiting groove (75), two ends of the supporting spring (78) are respectively connected with the connecting block (77) and the limiting groove (75), and the hand-held block (79) is fixedly connected with the positioning block (76).