Refrigeration compressor coupling dismounting device and system
By designing a refrigeration compressor coupling disassembly device and utilizing a mounting seat, a push rod, and a hook structure, the problem of difficult disassembly of the coupling and the compressor shaft is solved, and simple and efficient coupling disassembly is achieved to meet the disassembly needs of different types of couplings.
Patent Information
- Application Number
- CN202422782448.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-14
- Publication Date
- 2025-09-09
- Estimated Expiration
- 2034-11-14
AI Technical Summary
In the prior art, the coupling of the diaphragm coupling is tightly mounted on the compressor shaft, which makes disassembly difficult and difficult to disassemble efficiently.
A refrigeration compressor coupling disassembly device is designed, which includes a mounting base and a push rod. Through a hook and a sliding thread structure, the push rod is moved along the axial direction to push the compressor shaft out of the coupling. Combined with the rotational force applied by the force rod, simple disassembly is achieved.
The coupling can be disassembled simply and effectively, is applicable to couplings of different models, and has a flexible structure to meet the requirements of different sizes.
Smart Images
Figure CN223313903U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of coupling disassembly tooling, in particular to a refrigeration compressor coupling disassembly device and system. Background Art
[0002] The diaphragm coupling is a common component of an open refrigeration compressor unit. It connects the drive shaft of the drive motor with the compressor shaft of the refrigeration compressor, transmits the driving force of the drive shaft to the compressor shaft, and thus drives the rotor of the refrigeration compressor to rotate.
[0003] The diaphragm coupling is mainly composed of two couplings, an intermediate sleeve, and two sets of diaphragms. During the maintenance of the refrigeration compressor, the coupling on the compressor shaft needs to be removed. Because the coupling and the compressor shaft are installed tightly, it is difficult to separate the two after long-term operation.
[0004] Therefore, there is an urgent need for a device that can simply remove the coupling from the compressor shaft. Utility Model Content
[0005] In response to the above technical problems, a refrigeration compressor coupling disassembly device and system is provided. The utility model can relatively easily disassemble the coupling from the compressor shaft. The technical means adopted by the utility model are as follows:
[0006] In a first aspect, a refrigeration compressor coupling disassembly device includes a mounting seat and a push rod; the mounting seat is detachably mounted on a coupling sleeved outside the compressor shaft; the push rod is mounted on the mounting seat, and the push rod can be moved relative to the mounting seat along its axial direction; when the mounting seat is mounted on the coupling, the push rod is coaxial with the compressor shaft, and when the push rod moves relative to the mounting seat along its axial direction, the push rod can push the compressor shaft out of the coupling.
[0007] Furthermore, the mounting seat includes a mounting plate and a plurality of hook claws; the mounting plate is provided with a plurality of mounting holes along its circumferential direction; the hook claw includes a hook handle and a hook body, one end of the hook handle is detachably mounted in the mounting hole, and the other end of the hook handle is provided with a hook body, and the hook body is detachably mounted on the coupling; when the hook bodies of the plurality of hook claws are all mounted on the coupling, the hook bodies of the plurality of hook claws are distributed on the coupling along the circumferential direction of the coupling.
[0008] Furthermore, the mounting hole is a strip-shaped structure; when one end of the hook handle is installed in the mounting hole, the hook handle can move in the mounting hole along the length direction of the mounting hole.
[0009] Furthermore, a sliding screw hole is provided on the mounting plate, and a sliding thread that matches the thread of the sliding screw hole is provided on the side wall of the push rod.
[0010] Furthermore, a force rod is installed on the top rod.
[0011] In the second aspect, a refrigeration compressor coupling disassembly system includes a compressor shaft, a coupling is provided on the outer sleeve of the compressor shaft, and also includes a refrigeration compressor coupling disassembly device as described in any one of the first aspects, the mounting seat in the refrigeration compressor coupling disassembly device is installed on the coupling through a plurality of claws, the push rod in the refrigeration compressor coupling disassembly device is coaxial with the compressor shaft, and when the push rod in the refrigeration compressor coupling disassembly device moves relative to the mounting seat along its axial direction, the push rod in the refrigeration compressor coupling disassembly device can push the compressor shaft out of the coupling.
[0012] The utility model has the following advantages:
[0013] 1. In the present invention, the mounting base is first mounted on the coupling. At this time, the push rod is coaxially opposed to the compressor shaft. The push rod is then controlled to move along its axial direction toward the compressor shaft until the push rod pushes the compressor shaft out of the coupling. The present invention can relatively easily remove the coupling from the compressor shaft.
[0014] 2. In the present invention, the mounting base is mounted on the coupling via a hook. When the mounting base needs to be separated from the coupling, the hook handle is removed from the mounting hole, the hook can be separated from the mounting plate, and the coupling can be removed from the mounting base.
[0015] 3. In the present invention, the mounting hole is a strip-shaped structure, and the hook handle can be moved in the mounting hole along the length direction of the mounting hole to adjust the distance between any two hook claws, so that the present invention can be applied to couplings of different models.
[0016] 4. In the present invention, a sliding screw hole is provided on the mounting plate, and a sliding thread that matches the thread of the sliding screw hole is provided on the side wall of the push rod. By rotating the push rod, the push rod can be moved along its axial direction in the sliding screw hole.
[0017] 5. In the present invention, a force-adding rod is installed on the top rod to facilitate applying force to the top rod to cause it to rotate. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative labor.
[0019] Figure 1 This is a front view of a refrigeration compressor coupling disassembly device in Example 1 of the present utility model;
[0020] Figure 2 This is a right side view of a refrigeration compressor coupling disassembly device in Example 1 of the present utility model;
[0021] Figure 3 This is a front view of a refrigeration compressor coupling disassembly system in Example 2 of the present utility model;
[0022] Figure markings: 1-hook; 2-top rod; 3-mounting plate; 4-washer; 5-screw nut; 6-force rod; 7-mounting hole; 8-coupling; 9-fastening screw; 10-flat key; 11-compressor shaft; 101-hook body; 102-hook handle. DETAILED DESCRIPTION
[0023] To make the purpose, technical solutions, and advantages of the embodiments of the present invention more clear, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the embodiments described are part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.
[0024] Example 1:
[0025] like Figures 1 to 2 As shown, a refrigeration compressor coupling disassembly device includes a mounting seat and a push rod 2; the mounting seat is detachably mounted on a coupling 8 sleeved on the outside of the compressor shaft 11; the push rod 2 is mounted on the mounting seat, and the push rod 2 can move relative to the mounting seat along its axial direction; when the mounting seat is mounted on the coupling 8, the push rod 2 is coaxial with the compressor shaft 11, and when the push rod 2 moves relative to the mounting seat along its axial direction, the push rod 2 can push the compressor shaft 11 out of the coupling 8.
[0026] Specifically, the mounting base is first installed on the coupling 8. At this time, the push rod 2 is coaxial with the compressor shaft 11. Then, the push rod 2 is controlled to move along its axial direction toward the compressor shaft 11 until the push rod 2 pushes the compressor shaft 11 out of the coupling 8. This embodiment can relatively easily remove the coupling 8 from the compressor shaft 11.
[0027] In this embodiment, the mounting seat includes a mounting plate 3 and several hook claws 1; the mounting plate 3 is provided with several mounting holes 7 along its circumferential direction; the hook claw 1 includes a hook handle 102 and a hook body 101, one end of the hook handle 102 is detachably mounted in the mounting hole 7, and the other end of the hook handle 102 is mounted with a hook body 101, and the hook body 101 is detachably mounted on the annular protrusion of the coupling 8; when the hook bodies 101 of the several hook claws 1 are all mounted on the annular protrusion, the hook bodies 101 of the several hook claws 1 are evenly distributed on the annular protrusion along the circumferential direction of the annular protrusion.
[0028] Specifically, the mounting plate 3 is a flange plate of a circular structure, and four mounting holes 7 are evenly distributed along the circumferential direction of the mounting plate 3. The hooks 1 are also provided with four and are installed in the above four mounting holes 7 one by one. The hooks 1 are installed in the mounting holes 7 through screws and nuts 5. A gasket 4 is sandwiched between the screws and nuts 5 and the mounting plate 3. When the mounting seat is installed on the annular protrusion through several hooks 1, the axial direction of the mounting plate 3 is consistent with the axial direction of the compressor shaft 11.
[0029] In this embodiment, the mounting hole 7 is a strip structure; when one end of the hook handle 102 is installed in the mounting hole 7, the hook handle 102 can move in the mounting hole 7 along the length direction of the mounting hole 7, and is used to adjust the distance between any two hook claws 1, so that this embodiment can be applicable to different models of couplings 8.
[0030] Specifically, the length direction of the mounting hole 7 is consistent with the radial direction of the mounting plate 3 .
[0031] In this embodiment, a sliding screw hole is provided on the mounting plate 3, and a sliding thread that matches the sliding screw hole thread is laid on the side wall of the push rod 2. By rotating the push rod 2, the push rod 2 can be moved along its axial direction in the sliding screw hole.
[0032] Specifically, the axial direction of the sliding screw hole is consistent with the axial direction of the mounting plate 3 .
[0033] In this embodiment, a force-applying rod 6 is installed on the push rod 2 to apply force to the push rod 2 to cause it to rotate.
[0034] Specifically, the axial direction of the force adding rod 6 is perpendicular to the axial direction of the push rod 2 .
[0035] Example 2:
[0036] like Figure 3 As shown, a refrigeration compressor coupling disassembly system includes a compressor shaft 11, wherein the compressor shaft 11 is provided with a coupling 8 on its outer sleeve, and also includes the refrigeration compressor coupling disassembly device described in any one of Example 1, wherein the mounting seat in the refrigeration compressor coupling disassembly device is mounted on the coupling 8 through a plurality of hooks 1, and the push rod 2 in the refrigeration compressor coupling disassembly device is coaxial with the compressor shaft 11. When the push rod 2 in the refrigeration compressor coupling disassembly device moves relative to the mounting seat along its axial direction, the push rod 2 in the refrigeration compressor coupling disassembly device can push the compressor shaft 11 out of the coupling 8.
[0037] Specifically, the coupling 8 is mounted on the compressor shaft 11 via a flat key 10 and a set screw 9 .
[0038] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the above embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present invention.
Claims
1. A refrigeration compressor coupling disassembly device, characterized in that: It includes a mounting base and a push rod (2); The mounting seat is detachably mounted on a coupling (8) sleeved outside the compressor shaft (11); The push rod (2) is mounted on a mounting seat, and the push rod (2) can move relative to the mounting seat along its axial direction; When the mounting seat is mounted on the coupling (8), the push rod (2) is coaxially opposed to the compressor shaft (11); when the push rod (2) moves relative to the mounting seat along its axial direction, the push rod (2) can push the compressor shaft (11) out of the coupling (8).
2. A refrigeration compressor coupling disassembly device according to claim 1, characterized in that: The mounting seat comprises a mounting plate (3) and a plurality of hook claws (1); The mounting plate (3) is provided with a plurality of mounting holes (7) along its circumferential direction; The hook claw (1) comprises a hook handle (102) and a hook body (101), one end of the hook handle (102) is detachably mounted in the mounting hole (7), the other end of the hook handle (102) is mounted with the hook body (101), and the hook body (101) is detachably mounted on the coupling (8); When the hook bodies (101) of the plurality of hook claws (1) are all mounted on the coupling (8), the hook bodies (101) of the plurality of hook claws (1) are distributed on the coupling (8) along the circumferential direction of the coupling (8).
3. A refrigeration compressor coupling disassembly device according to claim 2, characterized in that: The mounting hole (7) is a strip-shaped structure; When one end of the hook handle (102) is installed in the mounting hole (7), the hook handle (102) can move in the mounting hole (7) along the length direction of the mounting hole (7).
4. A refrigeration compressor coupling disassembly device according to claim 2, characterized in that: A sliding screw hole is provided on the installation plate (3), and a sliding thread that matches the thread of the sliding screw hole is laid on the side wall of the push rod (2).
5. The refrigeration compressor coupling disassembly device according to claim 1, characterized in that: A force-adding rod (6) is installed on the top rod (2).
6. A refrigeration compressor coupling disassembly system, comprising a compressor shaft (11), wherein the compressor shaft (11) is provided with a coupling (8) on its outer sleeve, characterized in that: It also includes a refrigeration compressor coupling disassembly device as described in any one of claims 1 to 5, wherein the mounting seat in the refrigeration compressor coupling disassembly device is mounted on the coupling (8) through a plurality of hooks (1), and the push rod (2) in the refrigeration compressor coupling disassembly device is coaxially opposite to the compressor shaft (11). When the push rod (2) in the refrigeration compressor coupling disassembly device moves relative to the mounting seat along its axial direction, the push rod (2) in the refrigeration compressor coupling disassembly device can push the compressor shaft (11) out of the coupling (8).