A self-locking auxiliary extraction device for frame module

Abstract

The present invention relates to a self-locking pull-out aid for a frame module, and belongs to the field of electronic equipment frames. The self-locking pull-out aid for a frame module provided by the present invention realizes the self-locking fixing function of the pull-out aid through a handle connected to the pull-out aid frame and a self-locking structural block, and the tail barb is clamped on the functional module by a compression spring in the middle of the self-locking structural block to lock the pull-out aid. This structure of the present invention is not only easy to plug and unplug, and has high assembly efficiency, but also has a self-locking function, which can prevent misoperation during use and strengthen the fixing effect of the functional module.

Description

Technical Field

[0001] The invention relates to a self-locking pull-out aid for a frame module, belonging to the field of electronic equipment frames. Background Art

[0002] At present, the functional modules in the frames of electronic devices on the market are mostly installed by plugging and unplugging through handles. In order to ensure that the functional modules will not be easily loosened, close fit is often required. Therefore, it is laborious to plug and unplug during use, which is often prone to mechanical vibration damage and low assembly efficiency. Currently available self-locking pullers, such as the invention patent "A puller" with application number CN201711081218, can meet the self-locking requirements of the frame, but the structure of this puller is relatively complex, and there are many parts to be processed, the assembly process is relatively complicated, and sometimes overall failures due to failure of a single part may occur during actual use. Summary of the invention

[0003] In order to solve the problems existing in the above-mentioned prior art, the present invention provides a self-locking ejector for a frame module. The ejector structure of the present invention is relatively simple, which is not only easy to plug and unplug and has high assembly efficiency, but also has a self-locking function, which can prevent misoperation during use and enhance the fixing effect of the functional module.

[0004] To achieve the above-mentioned purpose, the technical solution provided by the present invention is as follows: a self-locking auxiliary puller for a frame module, comprising at least an auxiliary puller frame, a handle for holding, and a self-locking structural block for self-locking, the auxiliary puller frame is formed by splicing at least a bottom plate and two side plates fixed at right angles, so that the two side plates and the bottom plate are fixed at right angles to each other, the handle is an "L"-shaped plate, the head of the handle is provided with a mounting threaded hole for fixing on the bottom plate of the auxiliary puller frame and a column threaded hole for fixing a compression spring, and the column bolt passes through the threaded hole provided on the bottom plate and the column threaded hole and protrudes above the handle;

[0005] The self-locking structural block is composed of at least a self-locking structural body, a thickening block, a latch and a countersunk screw. The self-locking structural body is a shuttle-shaped structure, at least including a head for realizing a pressing function and a tail for cooperating with a bottom plate. A fixing hole and a latch hole are provided in the middle of the self-locking structural body for fixing the thickening block. A connecting hole for fixing the self-locking structural body to the puller frame is provided between the fixing hole and the barb. The thickening block is a rectangular plate. The thickening block is installed on the self-locking structural body by countersunk screws and latches. A spring fixing position for connecting to a compression spring is provided at the bottom of the thickening block, so that the compression spring is fixed between the spring fixing position and the column bolt above the handle.

[0006] A notch matching the barb of the self-locking structure body is arranged at the tail of the bottom plate of the pull-out aid frame, so as to allow the barb to pass through the bottom plate of the pull-out aid frame and clamp the machine frame.

[0007] An opening A for the handle to pass through is provided between the side plate and the bottom plate of the pull-out aid frame, and an opening B for the main body of the self-locking structure to pass through is provided at the connection between the two side plates.

[0008] The self-locking structure body is connected to the side plate of the pull-out aid frame through round head screws passing through the connection holes, so that the self-locking structure body can move within a certain range relative to the side plate of the pull-out aid frame.

[0009] The thickening block is provided with a latch hole and a fixing hole matching the self-locking structure body in parallel. The thickening block is connected to the latch hole of the self-locking structure body by a latch passing through the latch hole, and the countersunk screw is connected to the fixing hole of the thickening block through the fixing hole of the self-locking structure body.

[0010] The threaded hole of the column is located above the handle, and the position of the threaded hole of the column matches the position of the spring fixing position of the thickening block.

[0011] According to the above technical scheme, the self-locking puller for the frame module provided by the present invention realizes the self-locking fixing function of the puller through the handle connected to the puller frame and the self-locking structural block. The tail barb is clamped on the functional module through the compression spring in the middle of the self-locking structural block to lock the puller. Because the structure of the present invention is relatively simple, the use steps are simple, and the locking is performed through the compression spring, the present invention can improve the assembly efficiency of the puller, the processing structure is simple, and it has a self-locking function, which can prevent misoperation during use and strengthen the fixing effect of the functional module. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 Structural diagram of self-locking puller;

[0013] Figure 2 Back view of the self-locking extraction aid;

[0014] Figure 3 Self-locking structural block diagram;

[0015] Figure 4 Installation diagram of self-locking puller;

[0016] Figure 5 Handle structure diagram.

[0017] In the figure: 1. handle; 11. tail grip; 12. mounting hole; 2. self-locking structure body; 21. head; 22. barb; 23. connecting hole; 3. thickening block; 4. latch; 5. countersunk screw; 6. puller frame; 61. through-hole stud; 7. compression spring; 8. round-head screw. DETAILED DESCRIPTION

[0018] The present invention will be described in detail below in conjunction with the accompanying drawings and specific embodiments, but the protection scope of the present invention is not limited to the following embodiments.

[0019] In the technical solution provided by the present invention, a self-locking auxiliary ejector for a frame module is provided, such as Figure 1 As shown, it at least includes an ejector frame 6, a handle 1 for holding, and a self-locking structure block for self-locking. The ejector frame 6 is formed by at least splicing a bottom plate and two side plates fixed at right angles, so that the two side plates and the bottom plate are fixed at right angles to each other. A notch matching the barb 22 of the self-locking structure body 2 is provided at the tail of the bottom plate of the ejector frame 6, so that the barb 22 passes through the bottom plate of the ejector frame 6 to clamp the machine frame. The two side plates of the ejector frame 6 are connected with openings A for the handle 1 to pass through and openings B for the self-locking structure body 2 to pass through.

[0020] like Figure 3 As shown, the handle 1 is an "L"-shaped plate, and the head 21 of the handle 1 is provided with a mounting hole 12 for fixing to the bottom plate of the pull-out aid frame 6. A column for fixing the compression spring 7 is provided above the head 21 of the handle 1, and the column is located on one side of the mounting hole 12; the handle 1 is fixed to the bottom plate of the pull-out aid frame 6 through the mounting hole 12 of the head 21. In this embodiment, the handle 1 is cut and formed by a stainless steel plate, and the handle 1 part is an L-shaped structure, and the rear grip 11 is convenient for four-finger gripping.

[0021] like Figure 2 As shown, the self-locking structural block is composed of at least a self-locking structural body 2, a thickening block 3, a latch 4 and a countersunk screw 5. The self-locking structural body 2 is a shuttle-shaped structure, and at least includes a head 21 for realizing a pressing function, a barb 22 for cooperating with a bottom plate, and a connecting hole 23 for fixing the self-locking structural body 2 to the puller frame 6. The connecting hole 23 is located behind the barb 22, and the connecting hole 23 is connected to the side plate of the puller frame 6 through a round head screw 8.

[0022] like Figure 4 As shown, a through-hole stud 61 is provided on the side plate of the pull-out aid frame 6 for matching with the connection hole 23 of the self-locking structure main body 2. The connection hole 23 of the self-locking structure main body 2 is inserted into the through-hole stud 61 on the outer wall of the pull-out aid frame 6. The through-hole stud 61 is locked with a round head screw 8 to limit the range of motion of the self-locking body. After being fixed, the length of the round head screw 8 does not exceed the outer wall of the side plate of the pull-out aid frame 6.

[0023] A latch hole and a fixing hole matching the latch 4 and the countersunk screw 5 are arranged side by side behind the connecting hole 23. The thickened block 3 is a rectangular plate. The thickened block 3 is installed on the self-locking structure body 2 through the latch 4 and the countersunk screw 5. The thickened block 3 is provided with a latch hole and a fixing hole matching the self-locking structure body 2. The thickened block 3 is connected to the latch hole of the self-locking structure body 2 through the latch hole through the latch 4, and the countersunk screw 5 is connected to the fixing hole of the thickened block 3 through the fixing hole of the self-locking structure body 2.

[0024] A spring fixing position for connecting with the compression spring 7 is provided at the bottom of the thickening block 3 , so that the compression spring 7 is fixed between the spring fixing position and the column of the handle 1 .

[0025] The self-locking pull-out aid in this embodiment is as follows: Figure 1 As shown in the installation, when in use, by holding the rear grip 11 of the handle 1, the self-locking puller is pushed inward, and the barb 22 at the rear of the self-locking structure main body 2 will be lifted up at the same time, the head 21 is pressed down, and the compression spring 7 is compressed. After the self-locking puller is pushed into place, the barb 22 pops into the square groove opened in the machine frame and jams the functional module. At this time, the compression spring 7 returns to its original state, and the head 21 returns to the initial position, and the installation is completed; when taking out the self-locking puller, hold the rear grip 11, press the head 21, and pull it out with force at the same time. At this time, the compression spring 7 is compressed, the barb 22 rises, the self-locking structure is unlocked, and it is taken out smoothly.

Claims

1. A self-locking puller for a frame module, comprising at least a puller frame, a handle for holding, and a self-locking structural block for self-locking, characterized in that: The frame of the pull-out aid is formed by at least a bottom plate and two side plates fixed at right angles, so that the two side plates and the bottom plate are fixed at right angles to each other. The handle is an "L"-shaped plate, and the head of the handle is provided with a mounting threaded hole for fixing on the bottom plate of the pull-out aid frame and a column threaded hole for fixing the compression spring. The column bolt passes through the threaded hole provided on the bottom plate and the column threaded hole and protrudes above the handle; The self-locking structural block is composed of at least a self-locking structural body, a thickening block, a latch and a countersunk screw. The self-locking structural body is a shuttle-shaped structure, and at least includes a head for realizing a pressing function and a tail for cooperating with a bottom plate. The middle part of the self-locking structural body is provided with a fixing hole and a latch hole for fixing the thickening block. A connecting hole for fixing the self-locking structural body to the frame of the puller is provided between the fixing hole and the hook. The thickening block is a rectangular plate. The thickening block is installed on the self-locking structural body by countersunk screws and latches. The bottom of the thickening block is provided with a spring fixing position for connecting with a compression spring, so that the compression spring is fixed between the spring fixing position and the column bolt above the handle; An opening A for the handle to pass through is provided between the side plate and the bottom plate of the pull-out aid frame, and an opening B for the main body of the self-locking structure to pass through is provided at the connection between the two side plates.

2. The self-locking ejector for a frame module according to claim 1, characterized in that: A notch matching the barb of the self-locking structure body is arranged at the tail of the bottom plate of the pull-out aid frame, so as to allow the barb to pass through the bottom plate of the pull-out aid frame and clamp the machine frame.

3. The self-locking ejector for a frame module according to claim 1, characterized in that: The self-locking structure body is connected to the side plate of the pull-out aid frame through round head screws passing through the connection holes, so that the self-locking structure body can move within a certain range relative to the side plate of the pull-out aid frame.

4. The self-locking ejector for a frame module according to claim 1, characterized in that: The thickening block is provided with a latch hole and a fixing hole matching the self-locking structure body in parallel. The thickening block is connected to the latch hole of the self-locking structure body by a latch passing through the latch hole, and the countersunk screw is connected to the fixing hole of the thickening block through the fixing hole of the self-locking structure body.

5. The self-locking and pulling-out aid for a frame module according to claim 1, characterized in that: The threaded hole of the column is located above the handle, and the position of the threaded hole of the column matches the position of the spring fixing position of the thickening block.

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