Case pulling assisting device

Abstract

The utility model provides a case unplugging assisting device, and relates to the technical field of unplugging assisting devices. The case unplugging assisting device provided by the utility model comprises a positioning mechanism used for being in butt joint with a target disassembly piece so as to realize positioning; the clamping mechanism is arranged on the positioning mechanism and used for disassembling the target disassembling part; and the pull rod mechanism is arranged on the positioning mechanism and used for driving the clamping mechanism to lock or loosen the target disassembly piece. The positioning mechanism is in butt joint with the target disassembly part to achieve rapid positioning, convenience and rapidness are achieved, the positioning accuracy during disassembly is improved, the target disassembly part is clamped through the clamping mechanism, the contact area of the case pull-assisting device and the target disassembly part is increased, and the acting point of the case pull-assisting device and the target disassembly part is increased; the pull rod mechanism drives the clamping mechanism to clamp and lock the target disassembly piece, a user can conveniently hold through the pull rod mechanism, meanwhile, force application is more uniform, the force application effect and the use safety are improved, time and labor are saved, and then the working efficiency is improved.

Description

Technical Field

[0001] The present application relates to the technical field of extraction aids, and in particular to a chassis extraction aid. Background Art

[0002] An extractor is a machine or tool used to plug and unplug chassis plug-ins. Currently, the main types of extractors in the industry include V-handles, I-type extractors, and CPCI extractors. These extractors are usually installed on a panel and connected to a PCB board or plug-in. They are mainly used to plug and unplug PCB boards or plug-ins that comply with IEC standards. The chassis plug-in is connected to the chassis backplane through a connector. Since the connector fits tightly and there is a lack of good force points on the plug-in panel, a great pulling force is required to remove the plug-in. Using existing conventional extractors is often laborious and uneven, and pulling the plug-in can easily damage the plug-in or cause personal injury, which causes great trouble to the use and maintenance of the plug-in. Utility Model Content

[0003] Based on this, the present application provides a chassis puller, which increases the force points through the clamping claws and pull rod assembly, makes the force application more uniform, saves time and effort, and thus improves work efficiency.

[0004] A chassis extraction aid, comprising:

[0005] A positioning mechanism, used for docking with a target disassembled part to achieve positioning;

[0006] A clamping mechanism, disposed on the positioning mechanism, and used for disassembling the target disassembly part;

[0007] The pull rod mechanism is arranged on the positioning mechanism and is used to drive the clamping mechanism to lock or release the target disassembly part.

[0008] Optionally, the pull rod mechanism includes a handle and a sliding portion; wherein,

[0009] The sliding part is arranged on the positioning mechanism and moves relative to the positioning mechanism, and one end of the sliding part is connected to the clamping mechanism;

[0010] The handle is disposed on the sliding portion, and is used for a user to pull and release the handle to drive the sliding portion to move.

[0011] Optionally, the sliding portion is provided with a guide portion for cooperating with the positioning mechanism.

[0012] Optionally, the positioning mechanism includes a positioning seat and a support frame; wherein,

[0013] The pull rod mechanism is disposed on the support frame and can move relative to the support frame;

[0014] The positioning seat is arranged on the supporting frame, and is used for aligning with the target disassembly part to realize positioning. The clamping mechanism is arranged on the positioning seat, and one end of the pull rod mechanism is connected to the clamping mechanism.

[0015] Optionally, the support frame is provided with a guide rail groove, and the pull rod mechanism is arranged in the guide rail groove and moves along the guide rail groove.

[0016] Optionally, the positioning seat is provided with a positioning hole, one end of the positioning hole is through, and is used to snap-fit ​​and position the target disassembly part; the other end of the positioning hole is provided with a sliding hole connected to the positioning hole, the clamping mechanism is arranged in the positioning hole, and the pull rod mechanism is connected to the clamping mechanism through the sliding hole.

[0017] Optionally, a connecting portion is provided on the inner wall of the positioning hole, and the rocker is connected to the connecting portion.

[0018] Optionally, the clamping mechanism includes a connecting rod and a rocker; wherein,

[0019] The connecting rod is arranged on the pull rod mechanism, and the connecting rod is connected to the pull rod mechanism through a first rotation pair;

[0020] The rocker is connected to the connecting rod via a second rotation pair, and the rocker is connected to the positioning mechanism via a third rotation pair.

[0021] Optionally, free ends of the rocker are provided with clamping portions having a curvature facing each other.

[0022] Optionally, the pull rod mechanism further includes a mounting groove for forming a movable space for the clamping mechanism, and the connecting rod is arranged in the mounting groove through a first rotation pair.

[0023] The chassis puller of the present application achieves rapid positioning by docking the target disassembly part through the positioning mechanism, which is convenient and quick, and improves the accuracy of positioning during disassembly. The target disassembly part is clamped by the clamping mechanism, thereby increasing the contact area between the chassis puller and the target disassembly part, and increasing the force point with the target disassembly part; the pull rod mechanism drives the clamping mechanism to clamp and lock the target disassembly part, and the pull rod mechanism is convenient for the user to hold and at the same time makes the force application more uniform, thereby improving the effect of the force application and the safety of use, saving time and effort, and thus improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without exceeding the scope of protection required by the present application.

[0025] Figure 1 It is a schematic exploded diagram of the structure of the chassis extraction aid provided by the present application;

[0026] Figure 2 It is a schematic side view of the structure of the chassis extraction aid provided by the present application;

[0027] Figure 3 It is a structural schematic diagram of the pull rod mechanism in the chassis extraction aid provided by the present application;

[0028] Figure 4 It is a structural schematic diagram of the support frame in the chassis extraction aid provided by the present application;

[0029] Figure 5 It is a schematic cross-sectional view of the structure of the positioning seat in the chassis extraction aid provided by the present application;

[0030] Figure 6 It is a working schematic diagram of the chassis extraction aid provided in this application.

[0031] Explanation of the accompanying drawings: 1. Positioning mechanism; 11. Positioning seat; 111. Positioning hole; 112. Sliding hole; 12. Support frame; 121. Guide rail groove; 2. Clamping mechanism; 21. Connecting rod; 22. Rocker; 23. First rotating pair; 24. Second rotating pair; 25. Third rotating pair; 3. Pull rod mechanism; 31. Handle; 32. Sliding part; 33. Mounting groove; 100. Chassis; 101. Target disassembly part. DETAILED DESCRIPTION

[0032] The following will be combined with the drawings in the embodiments of the present application to clearly and completely describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the present application.

[0033] In the description of the present application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present application, "multiple" means two or more, unless otherwise clearly and specifically defined.

[0034] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, an electrical connection, or mutual communication; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0035] In the present application, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0036] refer to Figure 1 A chassis puller includes a positioning mechanism 1, a clamping mechanism 2 and a pull rod mechanism 3. The positioning mechanism 1 is used to dock with a target disassembly part to achieve positioning; the clamping mechanism 2 is arranged on the positioning mechanism 1 and is used to disassemble the target disassembly part; the pull rod mechanism 3 is arranged on the positioning mechanism 1 and is used to drive the clamping mechanism 2 to lock or release the target disassembly part.

[0037] The positioning mechanism 1 is aligned with the target disassembly part and snapped together. At this time, the clamping mechanism 2 arranged on the positioning mechanism 1 just corresponds to the position of the target disassembly part, completing the positioning of the target disassembly part; then, the clamping mechanism 2 is driven by the pull rod mechanism 3 to perform a locking movement until the clamping mechanism 2 clamps and locks the target disassembly part. After locking, the entire chassis puller is lifted to complete the disassembly; the positioning mechanism 1 is connected to the target disassembly part to achieve rapid positioning, which is convenient and fast, and improves the accuracy of positioning during disassembly; the target disassembly part is clamped by the clamping mechanism 2, and the contact area between the chassis puller and the target disassembly part is increased, and the force point with the target disassembly part is increased; the pull rod mechanism 3 drives the clamping mechanism 2 to clamp and lock the target disassembly part, and the pull rod mechanism 3 is convenient for the user to hold, and at the same time makes the force application more uniform, thereby improving the force application effect and the safety of use, saving time and effort, and thus improving work efficiency.

[0038] refer to Figure 2 and Figure 3 As an optional embodiment, the pull rod mechanism 3 includes a handle 31 and a sliding portion 32; wherein the sliding portion 32 is arranged on the positioning mechanism 1 and moves relative to the positioning mechanism 1, and one end of the sliding portion 32 is connected to the clamping mechanism 2; the handle 31 is arranged on the sliding portion 32, and is used for the user to release the handle 31 by pulling to drive the sliding portion 32 to move.

[0039] As an optional implementation, the sliding portion 32 is provided with a guide block for cooperating with the positioning mechanism 1 .

[0040] The sliding part 32 cooperates with the positioning mechanism 1 through the guide block. The release handle 31 is pulled to drive the sliding part 32 to slide along the direction of cooperation between the guide block and the positioning mechanism 1. During the sliding process, the sliding part 32 drives the clamping mechanism 2 to perform clamping and locking or loosening and releasing movements.

[0041] refer to Figure 2 As an optional embodiment, the positioning mechanism 1 includes a positioning seat 11 and a support frame 12; wherein, the pull rod mechanism 3 is arranged on the support frame 12 and can move relative to the support frame 12; the positioning seat 11 is arranged on the support frame 12, and is used to align the target disassembly part to achieve positioning, the clamping mechanism 2 is arranged on the positioning seat 11, and one end of the pull rod mechanism 3 is connected to the clamping mechanism 2.

[0042] The positioning seat 11 is docked with the designated target disassembly part, and the support frame 12 supports and positions the pull rod mechanism 3; after the docking is completed, the pull rod mechanism 3 is lifted to move along the support frame 12, and one end of the pull rod mechanism 3 is connected to the clamping mechanism 2, and during the movement, the clamping mechanism 2 is driven to move.

[0043] refer to Figure 4As an optional implementation, the support frame 12 is provided with a guide rail groove 121 , and the pull rod mechanism 3 is provided in the guide rail groove 121 and moves along the guide rail groove 121 .

[0044] The pull rod mechanism 3 is limited by the guide rail groove 121 to improve the uniformity of the force applied when the pull rod mechanism 3 is pulled.

[0045] refer to Figure 5 As an optional embodiment, the positioning seat 11 is provided with a positioning hole 111, one end of the positioning hole 111 is through, and is used to engage the positioning target disassembly part; the other end of the positioning hole 111 is provided with a sliding hole 112 connected to the positioning hole 111, the clamping mechanism 2 is arranged in the positioning hole 111, and the pull rod mechanism 3 is connected to the clamping mechanism 2 through the sliding hole 112.

[0046] The positioning seat 11 is snapped onto the target disassembly part, and the target disassembly part is positioned in the positioning hole 111. The clamping mechanism 2 is set in the positioning hole 111, so that the clamping mechanism 2 can quickly and accurately correspond to the position of the target disassembly part, and the pull rod mechanism 3 is limited by the sliding hole 112. At the same time, the pull rod mechanism 3 can be connected to the clamping mechanism 2 through the sliding hole 112 to drive the clamping mechanism 2 to move.

[0047] As an optional implementation, the inner wall of the positioning hole 111 is provided with a connecting portion, and the clamping mechanism 2 is arranged in the positioning hole 111 through the connecting portion.

[0048] refer to Figure 5 As an optional embodiment, the clamping mechanism 2 includes a connecting rod 21 and a rocker 22; wherein the connecting rod 21 is arranged on the pull rod mechanism 3, and the connecting rod 21 is connected to the pull rod mechanism 3 through a first rotation pair 23; the rocker 22 is connected to the connecting rod 21 through a second rotation pair 24, and the rocker 22 is connected to the positioning mechanism 1 through a third rotation pair 25.

[0049] The pull rod mechanism 3 drives the clamping mechanism 2 to move, and the pull rod mechanism 3 drives the connecting rod 21 to rotate through the first rotating pair 23. During the rotation process, when the spacing between the second rotating pairs 24 increases, the rocker 22 rotates with the third rotating pair 25 as the rotation center. At this time, the free ends of the rocker 22 move toward each other, realizing the clamping and locking activity of the clamping mechanism 2; similarly, when the spacing between the second rotating pairs 24 decreases, the free ends of the rocker 22 move away from each other, realizing the loosening and releasing activity of the clamping mechanism 2.

[0050] As an optional embodiment, the free ends of the rocker 22 are provided with clamping portions with a curvature, so as to facilitate the clamping mechanism 2 to apply force to the target disassembly part.

[0051] refer to Figure 3As an optional implementation, the pull rod mechanism 3 further includes a mounting groove 33 for forming a movable space of the clamping mechanism 2 , and the connecting rod 21 is disposed in the mounting groove 33 through the first rotation pair 23 .

[0052] Working principle: Figure 6 As shown, when in use, first use the positioning seat 11 of the positioning mechanism 1 in the present invention to buckle the target disassembly part 101 on the plug-in panel of the chassis 100, so that the target disassembly part 101 is in the positioning hole 111, and then pull the handle 31 upward to lift it, and drive the connecting rod 21 and the rocker 22 to realize the connecting rod movement through the displacement of the sliding part 32, so that the curved clamping part, such as a hook-shaped clamping part, formed at the free end of the rocker 22 is matched with the target disassembly part 101 on the chassis plug-in panel, and then pull the chassis auxiliary puller as a whole to smoothly pull out the plug-in.

[0053] The embodiments of the present application are described in detail above. Specific examples are used herein to illustrate the principles and implementation methods of the present application. The description of the above embodiments is only used to help understand the method and its core idea of ​​the present application. At the same time, changes or deformations made by those skilled in the art based on the ideas of the present application, the specific implementation methods and the scope of application of the present application, all belong to the scope of protection of the present application. In summary, the content of this specification should not be construed as a limitation on the present application.

Claims

1. A chassis extraction aid, characterized in that: include: A positioning mechanism, used for docking with a target disassembled part to achieve positioning; A clamping mechanism, disposed on the positioning mechanism, and used for disassembling the target disassembly part; A pull rod mechanism, disposed on the positioning mechanism, for driving the clamping mechanism to lock or release the target disassembly part; The pull rod mechanism includes a handle and a sliding portion; wherein, The sliding part is arranged on the positioning mechanism and moves relative to the positioning mechanism, and one end of the sliding part is connected to the clamping mechanism; The handle is disposed on the sliding portion, and is used for a user to pull and release the handle to drive the sliding portion to move; The positioning mechanism includes a positioning seat and a support frame; wherein, The pull rod mechanism is disposed on the support frame and can move relative to the support frame; The positioning seat is arranged on the supporting frame, and is used for aligning with the target disassembly part to realize positioning. The clamping mechanism is arranged on the positioning seat, and one end of the pull rod mechanism is connected to the clamping mechanism.

2. The chassis extraction aid according to claim 1, characterized in that: The sliding part is provided with a guide part for cooperating with the positioning mechanism.

3. The chassis extraction aid according to claim 1, characterized in that: The support frame is provided with a guide rail groove, and the pull rod mechanism is arranged in the guide rail groove and moves along the guide rail groove.

4. The chassis extraction aid according to claim 1, characterized in that: The positioning seat is provided with a positioning hole, one end of which is through and is used to snap-fit ​​and position the target disassembly part; the other end of the positioning hole is provided with a sliding hole connected to the positioning hole, the clamping mechanism is arranged in the positioning hole, and the pull rod mechanism is connected to the clamping mechanism through the sliding hole.

5. The chassis extraction aid according to claim 4, characterized in that: The inner wall of the positioning hole is provided with a connecting portion, and the clamping mechanism is arranged in the positioning hole through the connecting portion.

6. The chassis extraction aid according to any one of claims 1 to 5, characterized in that: The clamping mechanism includes a connecting rod and a rocker; wherein, The connecting rod is arranged on the pull rod mechanism, and the connecting rod is connected to the pull rod mechanism through a first rotation pair; The rocker is connected to the connecting rod via a second rotation pair, and the rocker is connected to the positioning mechanism via a third rotation pair.

7. The chassis extraction aid according to claim 6, characterized in that: The free ends of the rocker are provided with clamping parts with curvature facing each other.

8. The chassis extraction aid according to claim 6, characterized in that: The pull rod mechanism further comprises a mounting groove for forming a movable space for the clamping mechanism, and the connecting rod is arranged in the mounting groove through a first rotating pair.

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