Cable explosion-proof box performance detection tool

Abstract

The utility model belongs to the technical field of cable explosion-proof box detection, in particular to a cable explosion-proof box performance detection tool, which comprises a cable explosion-proof box body, an electronic pressure gauge and a mounting plate fixed at the bottom of the cable explosion-proof box body through bolts, and is characterized in that the top of a detection table is provided with a positioning long groove and a circular groove; a positioning long groove matched with a mounting plate arranged at the bottom of a cable explosion-proof box and a circular groove matched with the cable explosion-proof box are formed in a small detection table board, and a positioning block matched with a bolt fixing groove in the mounting plate is used for limiting, so that the positioning long groove and the circular groove are matched with the cable explosion-proof box when a worker detects the cable explosion-proof box; limiting and fixing work can be completed only by aligning and placing the cable explosion-proof box, so that the detection mechanism is rapidly started to carry out related detection, the cable explosion-proof box can be taken down by directly lifting the cable explosion-proof box after detection is completed, and in the detection process, the cable explosion-proof box is rapid, convenient and rapid to install, position and disassemble, manpower is saved, and the detection efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of cable explosion-proof box detection, and in particular relates to a cable explosion-proof box performance detection tool. Background Art

[0002] Cable explosion-proof box is a connection protection part used in the laying of electrical lines. When the distribution line is too long, making the whole pipe inconvenient to install, or the distribution line is too curved to be installed as a whole, an explosion-proof box is often used for transitional installation. Explosion-proof box is generally made of cast metal. Its function is to work in an explosive gas environment. Even if there are circuit sparks in the box, or some explosive gas penetrates into the box, and a small-scale deflagration occurs under the action of the spark, the box can still withstand the impact of the explosion, and will not crack due to insufficient performance of the box body, posing a safety threat to people and the environment.

[0003] Cable explosion-proof boxes need to undergo rigorous testing after production, among which pressure resistance is one of the items that must be tested. During the testing of some existing four-way cable explosion-proof boxes, they are usually placed manually on the testing machine. Before the test, the staff also needs to operate the clamping parts to limit and fix them, and they need to be disassembled after the test. This operation not only increases the performance testing time of the cable explosion-proof box, but also consumes more manpower. It is not easy to improve the efficiency of the performance testing of the cable explosion-proof box, which is inconvenient.

[0004] In order to solve the above problems, the present application proposes a cable explosion-proof box performance testing tool. Utility Model Content

[0005] In order to solve the above problems existing in the prior art, the utility model provides a cable explosion-proof box performance detection tool, which has the characteristics of fast positioning, fast detection and convenient disassembly and assembly.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a cable explosion-proof box performance testing tool, comprising a cable explosion-proof box body and an electronic pressure gauge, a mounting plate is fixed to the bottom of the cable explosion-proof box body by bolts, and is characterized in that a positioning long groove and a circular groove are provided on the top of the testing table, the two positioning long grooves are cross-shaped and are both adapted to the mounting plate, and the circular groove is adapted to the cable explosion-proof box body; an L-shaped support frame is fixed to one side of the top of the cable explosion-proof box body, a cylinder is fixed to the top of the L-shaped support frame by bolts, a circular punching hole is provided on the L-shaped support frame for the cylinder power shaft to pass through, and the cylinder is located directly above the circular groove; a plurality of positioning blocks are located in the positioning long groove and are installed by fixing bolts, and the positioning blocks are adapted to the fixing holes on the mounting plate.

[0007] Preferably, a chamfer is provided on the top of the positioning block, and the positioning block is made of metal.

[0008] Preferably, it further comprises a punching head, a thread groove is provided at the end of the power shaft of the cylinder, and the punching head is screwed and fixed on the power shaft.

[0009] Preferably, the upper portion of the punch head is made of metal, with a threaded wire matched with the thread groove provided inside, and a rubber round pad is glued and fixed to the lower portion of the punch head.

[0010] Preferably, a placement groove for placing the pressure detection unit is opened at the center of the bottom of the circular groove, and a cable groove is opened on the detection table, the cable groove is connected to the placement groove, the pressure detection unit is connected to the electronic pressure gauge through a wire, and the wire part is located in the cable groove.

[0011] Preferably, a fixed vertical plate is fixed on the top of the detection table and close to the cable duct, and a hook is glued and fixed to the upper end of the fixed vertical plate, and the electronic pressure gauge.

[0012] Preferably, a plurality of C-shaped clips are glued and fixed to the fixed vertical plate, and the wires are fixed to the C-shaped clips.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] In the utility model, a long positioning groove matched with the mounting plate provided at the bottom of the cable explosion-proof box and a circular groove matched with the cable explosion-proof box are provided on the small detection table, and the positioning is limited by a positioning block matched with the bolt fixing groove on the mounting plate. When performing the detection, the staff only needs to align and place the cable explosion-proof box to complete the limiting and fixing work, thereby quickly starting the detection mechanism to perform relevant detection. After the detection is completed, the cable explosion-proof box can be removed by directly lifting it up. During the detection process, the installation, positioning and removal of the cable explosion-proof box are relatively rapid, convenient and quick, which is convenient to save manpower and improve the detection efficiency.

[0015] Other additional advantages and beneficial effects of the present application will be given in part in the following description, and in part will become apparent from the following description, or will be understood through the practice of the present application. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0017] Figure 1 It is a three-dimensional structural diagram of the cable explosion-proof box and the detection tooling;

[0018] Figure 2 This is a schematic diagram of the structure after the cable explosion-proof box is moved upward;

[0019] Figure 3 It is a schematic diagram of the structure after the installation parts of the positioning block explode and the punch head moves downward;

[0020] Figure 4 A schematic diagram of the structure in which the detection tooling is independent and the electronic pressure gauge is hidden.

[0021] In the figure: 1. Cable explosion-proof box body; 2. Testing table; 3. L-shaped support frame; 4. Cylinder; 5. Punching head; 6. Fixed vertical plate; 7. Electronic pressure gauge; 8. Positioning long groove; 9. Positioning block; 10. Cable trough; 11. Mounting plate; 12. Round groove; 13. Pressure testing unit; 14. Round punching hole; 15. Fixing bolt; 16. Placement groove; 17. C-type clip; 18. Hook. 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] Example

[0024] See also Figure 1-4The utility model provides the following technical solutions: a cable explosion-proof box performance testing tool, including a cable explosion-proof box body 1 and an electronic pressure gauge 7, a mounting plate 11 is fixed by bolts at the bottom of the cable explosion-proof box body 1, and the mounting plate 11 is a mounting component that is assembled and formed after the cable explosion-proof box body 1 is produced, characterized in that a positioning long groove 8 and a circular groove 12 are opened on the top of the detection table 2, and the positioning long groove 8 and the circular groove 12 can be injection molded by the detection table 2, the two positioning long grooves 8 are cross-shaped, and are both adapted to the mounting plate 11, and the circular groove 12 is adapted to the cable explosion-proof box body 1; located at the cable explosion-proof box body An L-shaped support frame 3 is fixed to one side of the top of 1, and the cylinder 4 is fixed to the top of the L-shaped support frame 3 by bolts. A circular punching hole 14 for the power shaft of the cylinder 4 to pass through is opened on the L-shaped support frame 3, and the cylinder 4 is located directly above the circular groove 12. During installation, a level is used to measure and position so that the circular punching hole 14 on the L-shaped support frame 3 is vertically aligned with the placement groove 16; a plurality of positioning blocks 9 are located in the positioning long groove 8 and are installed by fixing bolts 15, and the positioning blocks 9 are adapted to the fixing holes on the mounting plate 11. This arrangement facilitates the positioning blocks 9 to be separately produced into a model matching the mounting plate 11, which is conducive to independent customization by manufacturers or purchasers.

[0025] During the inspection, the staff takes the mounting plate 11 at the bottom of the cable explosion-proof box body 1 and sleeves it on the positioning block 9. At this time, the mounting plate 11 is embedded in any one of the positioning long grooves 8, and then the electronic pressure gauge 7 is turned on, the cylinder 4 is started, and the punch head 5 moves down and presses on the cable explosion-proof box body 1. The pressure size can be directly observed from the electronic pressure gauge 7, so as to obtain the compression resistance of the cable explosion-proof box body 1. After the inspection is completed, the staff directly extracts the cable explosion-proof box body 1, and then places the cable explosion-proof box body 1 to be tested. The operation is simple, convenient and fast; by The detection table 2 is provided with a long positioning groove 8 which is compatible with the mounting plate 11 at the bottom of the cable explosion-proof box, and a circular groove 12 which is compatible with the cable explosion-proof box, and is limited by a positioning block 9 which is compatible with the bolt fixing groove on the mounting plate 11. When testing, the staff only needs to align and place the cable explosion-proof box to complete the limiting and fixing work, thereby quickly starting the detection mechanism to perform relevant tests. After the test is completed, the cable explosion-proof box can be removed by directly lifting it up. During the test process, the installation, positioning and removal of the cable explosion-proof box are relatively quick, convenient and fast, which is convenient to save manpower and improve the detection efficiency.

[0026] It should be noted that the model of the electronic pressure gauge 7 is SGWF-100.

[0027] Preferably, by Figure 1 and Figure 2As shown, in the present embodiment, a chamfer is provided on the top of the positioning block 9, and the positioning block 9 is made of metal. The chamfer on the positioning block 9 can reduce the contact area of ​​the top thereof and reduce the friction force, so that the mounting plate 11 can be smoothly slid thereon, thereby improving the installation convenience.

[0028] Preferably, by Figures 1 to 4 As shown, in this embodiment, a punch head 5 is also included. A thread groove is provided at the end of the power shaft of the cylinder 4, and the punch head 5 is screwed and fixed on the power shaft.

[0029] Preferably, by Figure 1 and Figure 3 As shown, in this embodiment, the upper part of the punch head 5 is made of metal, and a threaded wire compatible with the threaded wire groove is provided inside. This arrangement facilitates the replacement of a damaged punch head 5, which is beneficial to the long-term use of the device. A rubber round pad is glued and fixed to the lower part of the punch head 5. The rubber round pad can prevent the cable explosion-proof box body 1 from being worn due to extrusion and has a protective effect.

[0030] Preferably, by Figure 2 and Figure 4 As shown, in the present embodiment, a placement groove 16 for placing the pressure detection unit 13 is provided at the center of the bottom of the circular groove 12, and a wire arrangement groove 10 is provided on the detection table 2, and the wire arrangement groove 10 is connected to the placement groove 16. The pressure detection unit 13 is connected to the electronic pressure gauge 7 through a wire, and the wire part is located in the wire arrangement groove 10. This arrangement facilitates the installation and disassembly of the existing pressure detection unit 13 and the electronic pressure gauge 7, facilitates replacement at any time, and improves the practicality of the device.

[0031] Preferably, by Figure 1 and Figure 4 As shown, in the present embodiment, a fixed vertical plate 6 is fixed at the top of the detection table 2 and close to the cable groove 10, and a hook 18 is glued and fixed to the upper end of the fixed vertical plate 6. The existing electronic pressure gauge 7 is preset with a hanging groove on the back, and the hook 18 matching the hanging groove is provided, which facilitates the installation of the electronic pressure gauge 7, does not need to be fixed, is convenient to take and place, and is easy to use.

[0032] Preferably, by Figure 1 and Figure 4 As shown, in the present embodiment, a plurality of C-shaped clips 17 are glued and fixed on the fixed vertical plate 6, and the wires are fixed on the C-shaped clips 17. The C-shaped clips 17 are made of rubber material and can limit and fix the wires, thereby facilitating the storage of the lines and avoiding the influence of clutter on the detection work.

[0033] Components not described in detail herein are prior art.

[0034] The working principle and use process of the utility model: during the inspection, the staff takes the mounting plate 11 at the bottom of the cable explosion-proof box body 1 and sleeves it on the positioning block 9. At this time, the mounting plate 11 is embedded in any one of the positioning long grooves 8, and then the electronic pressure gauge 7 is turned on, the cylinder 4 is started, and the punch head 5 moves down and presses on the cable explosion-proof box body 1. The pressure size can be directly observed from the electronic pressure gauge 7, so as to obtain the compression resistance of the cable explosion-proof box body 1. After the inspection is completed, the staff directly extracts the cable explosion-proof box body 1, and then places the cable explosion-proof box body 1 to be tested. The operation is simple and convenient Quick; by opening a positioning long groove 8 that is compatible with the mounting plate 11 at the bottom of the cable explosion-proof box and a circular groove 12 that is compatible with the cable explosion-proof box on the small detection table 2, and limiting the position through a positioning block 9 that is compatible with the bolt fixing groove on the mounting plate 11, when testing, the staff only needs to align and place the cable explosion-proof box to complete the limiting and fixing work, thereby quickly starting the detection mechanism to perform relevant tests. After the test is completed, the cable explosion-proof box can be removed by directly lifting it up. During the test process, the installation, positioning and removal of the cable explosion-proof box are relatively quick, convenient and fast, which is convenient to save manpower and improve the detection efficiency.

[0035] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A cable explosion-proof box performance testing tool, comprising a cable explosion-proof box body (1) and an electronic pressure gauge (7), wherein a mounting plate (11) is fixed at the bottom of the cable explosion-proof box body (1) by bolts, and characterized in that: A positioning long groove (8) and a circular groove (12) are provided on the top of the detection table (2); the two positioning long grooves (8) are cross-shaped and are both adapted to the mounting plate (11); and the circular groove (12) is adapted to the cable explosion-proof box body (1); An L-shaped support frame (3) is fixed on one side of the top of the cable explosion-proof box body (1), and the cylinder (4) is fixed to the top of the L-shaped support frame (3) by bolts. The L-shaped support frame (3) is provided with a circular punching hole (14) for the power shaft of the cylinder (4) to pass through, and the cylinder (4) is located directly above the circular groove (12); A plurality of positioning blocks (9) are located in the positioning long groove (8) and are installed via fixing bolts (15), wherein the positioning blocks (9) are matched with the fixing holes on the mounting plate (11).

2. A cable explosion-proof box performance testing tool according to claim 1, characterized in that: The top of the positioning block (9) is provided with a chamfer, and the positioning block (9) is made of metal.

3. A cable explosion-proof box performance testing tool according to claim 1, characterized in that: It also comprises a punching head (5), a thread groove is provided at the end of the power shaft of the cylinder (4), and the punching head (5) is screwed and fixed on the power shaft.

4. A cable explosion-proof box performance testing tool according to claim 3, characterized in that: The upper part of the punch head (5) is made of metal and has a threaded wire matched with the thread groove inside. The lower part of the punch head (5) is glued and fixed with a rubber round pad.

5. The cable explosion-proof box performance testing tool according to claim 1 is characterized in that: A placement groove (16) for placing a pressure detection unit (13) is provided at the center of the bottom of the circular groove (12), a wire arrangement groove (10) is provided on the detection table (2), the wire arrangement groove (10) is connected to the placement groove (16), the pressure detection unit (13) is connected to the electronic pressure gauge (7) via a wire, and the wire portion is located in the wire arrangement groove (10).

6. A cable explosion-proof box performance testing tool according to claim 5, characterized in that: A fixed vertical plate (6) is fixed on the top of the detection table (2) and close to the cable tray (10), a hook (18) is glued and fixed to the upper end of the fixed vertical plate (6), and the electronic pressure gauge (7).

7. A cable explosion-proof box performance testing tool according to claim 6, characterized in that: A plurality of C-shaped clips (17) are glued and fixed to the fixed vertical plate (6), and the wires are fixed to the C-shaped clips (17).

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