Combined conductive slip ring

Abstract

The utility model discloses a combined conductive slip ring, which comprises a slip ring rotor and a slip ring stator, the slip ring rotor is arranged in the slip ring stator, the slip ring stator comprises a stator shell and a stator seat, and the stator shell is detachably connected with the stator seat through an assembly structure; the stator shell comprises a first semi-cylindrical shell and a second semi-cylindrical shell, the first semi-cylindrical shell and the second semi-cylindrical shell form a complete cylindrical structure through a splicing structure, the assembling structure comprises a positioning rod, one end of the positioning rod is provided with a threaded section, the positioning rod penetrates through a positioning hole, and the threaded section is provided with a threaded hole. According to the utility model, the stator housing and the stator seat can be quickly disassembled and assembled, and the stator housing is of a split structure, so that the corresponding housing can be disassembled according to the position of a line needing to be overhauled, the line in the slip ring stator can be quickly overhauled, and the service life of the slip ring stator is prolonged. The maintenance efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of electric slip rings, and in particular relates to a combined conductive slip ring. Background Art

[0002] Conductive slip ring belongs to the application category of electrical contact sliding connection. It is also called collector ring, or rotary joint, rotary electrical interface, slip ring, collector ring, return ring, coil, commutator, adapter. It is a precision power transmission device that realizes the transmission of images, data signals and power between two relative rotating mechanisms. It is particularly suitable for applications where there is unlimited continuous rotation and power or data needs to be transmitted from a fixed position to a rotating position. It is composed of elastic material-brush, sliding contact surface material-conductive slip ring, insulating material, adhesive material, combined bracket, precision bearing, dust cover and other auxiliary parts. The brush is made of precious metal alloy material, in an "H" shape and symmetrical double contact with the conductive electric ring groove. It transmits signals and currents by sliding contact with the conductive slip ring groove with the elastic pressure of the brush. It is a key component of various precision turntables, centrifuges and inertial navigation equipment. It can be widely used in electromechanical equipment such as security, factory automation, electricity, finance, instrumentation, chemical industry, metallurgy, medical treatment, aviation, military, shipbuilding, transportation, and construction.

[0003] At present, the slip ring stator in the conductive slip ring is usually an integrated structure. When the circuit in the slip ring stator is to be repaired, the slip ring stator and the slip ring rotor need to be disassembled as a whole, and the circuit in the slip ring stator needs to be repaired. The repair operation is cumbersome. For this reason, we propose a combined conductive slip ring. Utility Model Content

[0004] The utility model aims to provide a combined conductive slip ring to solve the problem in the above background technology that the slip ring stator in the current conductive slip ring is usually an integrated structure, and when the circuit in the slip ring stator is to be repaired, the slip ring stator and the slip ring rotor need to be disassembled as a whole, and the circuit in the slip ring stator needs to be repaired, and the repair operation is cumbersome.

[0005] To achieve the above object, the utility model provides the following technical solution: a combined conductive slip ring, comprising a slip ring rotor and a slip ring stator, wherein the slip ring rotor is arranged in the slip ring stator, and the slip ring stator comprises a stator housing and a stator seat, wherein the stator housing is detachably connected to the stator seat through an assembly structure;

[0006] The stator housing includes a first semi-cylindrical housing and a second semi-cylindrical housing, wherein the first semi-cylindrical housing and the second semi-cylindrical housing form a complete cylindrical structure through a splicing structure, and the assembly structure includes a positioning rod, a threaded section is arranged at one end of the positioning rod, the positioning rod passes through a positioning hole, the positioning hole is arranged on the stator seat, and a threaded locking cap is arranged on the threaded section.

[0007] Preferably, the outer diameter of the threaded locking cap is larger than the outer diameter of the positioning hole, and the threaded locking cap fits with the stator seat to lock the positioning rod.

[0008] Preferably, a positioning block is provided on the positioning rod, the positioning block is provided in a positioning slot, and the positioning slot is provided in the positioning hole, so that the connection between the positioning rod and the positioning hole can be used for positioning.

[0009] Preferably, the splicing structure includes a first limiting plate and a second limiting plate, the first limiting plate is arranged on the first semi-cylindrical shell, the second limiting plate is arranged on the second semi-cylindrical shell, and the second limiting plate is provided with a clamping assembly for splicing the first limiting plate.

[0010] Preferably, the clamping assembly includes a guide hole, which is arranged on the second limiting plate. A movably arranged clamping rod is arranged in the guide hole. One end of the clamping rod passes through the clamping hole, which is arranged on the first limiting plate. A clamping pin is arranged on the clamping rod, which can connect the first limiting plate with the second limiting plate.

[0011] Preferably, the latch portion includes a receiving groove, the receiving groove is arranged on the latching rod, the receiving groove is provided with a fixing pin, the receiving groove is also provided with a first spring, the first spring is connected to the fixing pin, and can fix the latching rod on the first limiting plate.

[0012] Preferably, a second spring is sleeved on the clamping rod, one end of the second spring is connected to the guide hole, and the other end of the second spring is connected to the clamping rod, and the rebound force of the second spring makes the fixing pin fit tightly with the first limiting plate, thereby improving the splicing of the first limiting plate and the second limiting plate.

[0013] Preferably, a rotor wiring harness is provided on the slip ring rotor.

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

[0015] The utility model can quickly disassemble and assemble the stator shell and the stator seat. At the same time, the stator shell is a split structure, and the corresponding shell can be disassembled according to the position where the line needs to be repaired, which is convenient for rapid repair of the line in the slip ring stator, improves the repair efficiency, and is convenient for installation after repair. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0017] Figure 2 It is a schematic diagram of the exploded structure of the stator housing and the stator seat in the utility model;

[0018] Figure 3 for Figure 2 A schematic diagram of the enlarged structure at A in the middle;

[0019] Figure 4 It is a right side cross-sectional structural schematic diagram of the splicing structure in the utility model;

[0020] Figure 5 for Figure 4 A schematic diagram of the enlarged structure at B in the middle;

[0021] In the figure: 1. assembly structure; 2. stator housing; 3. splicing structure; 4. stator seat; 5. rotor harness; 6. slip ring rotor; 11. first semi-cylindrical housing; 12. second semi-cylindrical housing; 13. positioning rod; 14. threaded section; 15. positioning block; 16. positioning slot; 17. positioning hole; 18. threaded locking cap; 19. stator harness installation port; 31. second limit plate; 32. first limit plate; 33. second spring; 34. clamping rod; 35. guide hole; 36. clamping hole; 37. fixing pin; 38. storage slot; 39. first spring. DETAILED DESCRIPTION

[0022] 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.

[0023] See also Figure 1-Figure 3 The utility model provides a technical solution: a combined conductive slip ring, comprising a slip ring rotor 6 and a slip ring stator, wherein the slip ring rotor 6 is arranged in the slip ring stator, a rotor harness 5 is arranged on the slip ring rotor 6, and the slip ring stator comprises a stator housing 2 and a stator seat 4, wherein the stator housing 2 is detachably connected to the stator seat 4 through an assembly structure 1;

[0024] The stator housing 2 includes a first semi-cylindrical housing 11 and a second semi-cylindrical housing 12, wherein the first semi-cylindrical housing 11 and the second semi-cylindrical housing 12 form a complete cylindrical structure through a splicing structure 3, and the assembly structure 1 includes a positioning rod 13, a threaded section 14 is arranged at one end of the positioning rod 13, the positioning rod 13 passes through a positioning hole 17, the positioning hole 17 is arranged on the stator seat 4, and a threaded locking cap 18 is arranged on the threaded section 14.

[0025] When it is necessary to inspect the circuit inside the slip ring stator, according to the position of the circuit, loosen the first semi-cylindrical shell 11 or the second semi-cylindrical shell 12, loosen the threaded locking cap 18 on its threaded segment 14, and loosen the splicing structure 3 at the same time, separate the first semi-cylindrical shell 11 or the second semi-cylindrical shell 12 from the stator seat 4, and then inspect the circuit on the slip ring stator. When the inspection is completed, insert the positioning rod 13 on the first semi-cylindrical shell 11 or the second semi-cylindrical shell 12 into the positioning hole 17, and splice the first semi-cylindrical shell 11 and the second semi-cylindrical shell 12 through the splicing structure 3, and then tighten the threaded locking cap 18 to fix the first semi-cylindrical shell 11 or the second semi-cylindrical shell 12 to the stator seat 4.

[0026] Furthermore, the outer diameter of the threaded locking cap 18 is larger than the outer diameter of the positioning hole 17 , and the threaded locking cap 18 fits the stator seat 4 , so as to lock the positioning rod 13 .

[0027] Furthermore, a positioning block 15 is provided on the positioning rod 13 , the positioning block 15 is disposed in a positioning slot 16 , and the positioning slot 16 is disposed in the positioning hole 17 , so that the connection between the positioning rod 13 and the positioning hole 17 can be positioned.

[0028] As a specific embodiment of this application, please refer to Figure 4 and Figure 5 The splicing structure 3 includes a first limiting plate 32 and a second limiting plate 31. The first limiting plate 32 is arranged on the first semi-cylindrical shell 11, and the second limiting plate 31 is arranged on the second semi-cylindrical shell 12. A clamping assembly for splicing the first limiting plate 32 is arranged on the second limiting plate 31. The clamping assembly includes a guide hole 35, and the guide hole 35 is arranged on the second limiting plate 31. A movable clamping rod 34 is arranged in the guide hole 35. One end of the clamping rod 34 passes through the clamping hole 36. The clamping hole 36 is arranged on the first limiting plate 32. A clamping pin portion is arranged on the clamping rod 34, which can connect the first limiting plate 32 with the second limiting plate 31.

[0029] The latch portion includes a receiving groove 38 , which is disposed on the latching rod 34 . The receiving groove 38 is provided with a fixing pin 37 . The receiving groove 38 is also provided with a first spring 39 . The first spring 39 is connected to the fixing pin 37 , and can fix the latching rod 34 on the first limiting plate 32 .

[0030] When the first semi-cylindrical shell 11 and the second semi-cylindrical shell 12 are spliced, the first limit plate 32 is aligned with the second limit plate 31, and the clamping rod 34 is pushed. The clamping rod 34 moves in the guide hole 35. When the clamping rod 34 moves into the clamping hole 36, the fixing pin 37 moves in the receiving groove 38 and compresses the first spring 39. When the fixing pin 37 moves out of the clamping hole 36, the first spring 39 drives the fixing pin 37 to reset and fit the fixing pin 37 with the first limit plate 32, completing the assembly of the first semi-cylindrical shell 11 or with the second semi-cylindrical shell 12.

[0031] Furthermore, the second spring 33 is sleeved on the clamping rod 34, one end of the second spring 33 is connected to the guide hole 35, and the other end of the second spring 33 is connected to the clamping rod 34. When the clamping rod 34 moves, the clamping rod 34 compresses the second spring 33, and the rebound force of the second spring 33 makes the fixing pin 37 fit tightly with the first limiting plate 32, thereby improving the splicing of the first limiting plate 32 and the second limiting plate 31.

[0032] Furthermore, the first semi-cylindrical shell 11 and the second semi-cylindrical shell 12 are provided with a stator harness installation opening 19, which can import or export the stator harness.

[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 combined conductive slip ring, characterized in that: It comprises a slip ring rotor (6) and a slip ring stator, wherein the slip ring rotor (6) is arranged in the slip ring stator, and the slip ring stator comprises a stator housing (2) and a stator seat (4), and the stator housing (2) is detachably connected to the stator seat (4) via an assembly structure (1); The stator housing (2) comprises a first semi-cylindrical housing (11) and a second semi-cylindrical housing (12), wherein the first semi-cylindrical housing (11) and the second semi-cylindrical housing (12) form a complete cylindrical structure through a splicing structure (3), and the assembly structure (1) comprises a positioning rod (13), a threaded section (14) is arranged at one end of the positioning rod (13), the positioning rod (13) passes through a positioning hole (17), the positioning hole (17) is arranged on the stator seat (4), and a threaded locking cap (18) is arranged on the threaded section (14).

2. The combined conductive slip ring according to claim 1, characterized in that: The outer diameter of the threaded locking cap (18) is greater than the outer diameter of the positioning hole (17), and the threaded locking cap (18) fits closely with the stator seat (4).

3. The combined conductive slip ring according to claim 1, characterized in that: A positioning block (15) is arranged on the positioning rod (13), the positioning block (15) is arranged in a positioning slot (16), and the positioning slot (16) is arranged in a positioning hole (17).

4. The combined conductive slip ring according to claim 1, characterized in that: The splicing structure (3) comprises a first limiting plate (32) and a second limiting plate (31); the first limiting plate (32) is arranged on the first semi-cylindrical shell (11); the second limiting plate (31) is arranged on the second semi-cylindrical shell (12); and a clamping assembly for splicing the first limiting plate (32) is arranged on the second limiting plate (31).

5. The combined conductive slip ring according to claim 4, characterized in that: The clamping assembly comprises a guide hole (35), the guide hole (35) is arranged on the second limiting plate (31), a clamping rod (34) is movably arranged in the guide hole (35), one end of the clamping rod (34) passes through the clamping hole (36), the clamping hole (36) is arranged on the first limiting plate (32), and a clamping pin portion is arranged on the clamping rod (34).

6. The combined conductive slip ring according to claim 5, characterized in that: The latch portion comprises a receiving groove (38), the receiving groove (38) being arranged on the latching rod (34), the receiving groove (38) being provided with a fixing pin (37), the receiving groove (38) being further provided with a first spring (39), and the first spring (39) being connected to the fixing pin (37).

7. The combined conductive slip ring according to claim 5, characterized in that: The second spring (33) is sleeved on the clamping rod (34), one end of the second spring (33) is connected to the guide hole (35), and the other end of the second spring (33) is connected to the clamping rod (34).

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