Explosion-proof wire holder

Abstract

The utility model discloses an explosion-proof type wire holder, and relates to the technical field of explosion-proof type wire holders, the explosion-proof type wire holder comprises an explosion-proof box, the top of the explosion-proof box is fixedly connected with a box cover, the inner wall of the box cover is provided with a plurality of fixing grooves, and the fixing grooves penetrate through the inner wall of the explosion-proof box. The bottom of the explosion-proof box is rotatably connected with a plurality of fixing shafts, through the arrangement of the mounting lugs on the fixing shafts, when the equipment needs to be used, the fixing shafts are firstly rotated to loosen the whole mounting lugs, then the plurality of mounting lugs are rotated, the angle of the mounting lugs is adjusted, and then the plurality of fixing shafts are rotated again to fix the mounting lugs. And then the multiple mounting pieces are rotated to fix the mounting shaft on a wall surface or external equipment, so that the whole equipment can be quickly dismounted and mounted, the mounting angle of the equipment can be adjusted, and the equipment can be mounted more diverse.

Description

Technical Field

[0001] The utility model belongs to the technical field of flameproof wiring sockets, in particular to a flameproof wiring socket. Background Art

[0002] According to the published patent with patent number CN206775049U, a new flameproof junction box includes a shell with a light-transmitting hole and a circular end cover opening, a circular end cover matching the end cover opening, a plurality of line inlet devices arranged on the side wall of the shell, and an unlocking device matching the junction box. The end cover opening is located on the front side of the shell, and an observation window inlaid with explosion-proof glass and a sealing device is provided on the end cover. The occurrence of a fault can be judged through the observation window and the power indicator light without opening the cover. However, there are still the following deficiencies such as:

[0003] After the above equipment is completed, it is possible to observe the inside of the equipment to determine whether the equipment has any faults. However, it is not convenient to quickly install and disassemble the entire equipment during installation. At the same time, the installation angle of the equipment cannot be quickly adjusted and the equipment installation cannot be diversified. During use, the internal terminal block will have a certain displacement, which will cause the internal circuit to loosen or fall off easily. When installing the line, it is not possible to give the line a slight clamping force without damaging the surface of the line to prevent the line from falling off during installation or use. Therefore, we proposed a flameproof terminal block. Utility Model Content

[0004] The utility model aims to provide a flameproof terminal block, which solves the problem that the existing equipment is not convenient for quick installation and disassembly of the whole equipment during installation by installing convex pieces, and the equipment installation angle cannot be quickly adjusted and the equipment installation is diversified. When in use, the internal terminal block will have a certain displacement, which will cause the internal line to loosen or fall off easily, and when installing the line, it is not possible to give the line a slight clamping force without damaging the line surface to prevent the line from falling off during installation.

[0005] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0006] The utility model discloses a flameproof terminal block, comprising an explosion-proof box, wherein a box cover is fixedly connected to the top of the explosion-proof box, a plurality of fixing grooves are provided on the inner wall of the box cover, the fixing grooves penetrate the inner wall of the explosion-proof box, a plurality of fixing shafts are rotatably connected to the bottom of the explosion-proof box, an installation convex piece is rotatably connected to the outer wall of the fixing shaft, an installation groove is provided on the inner wall of the installation groove, an installation shaft is rotatably connected to the inner wall of the installation shaft, and an installation piece is fixedly connected to the outer wall of the installation shaft.

[0007] Furthermore, the inner wall of the explosion-proof box is provided with a plurality of wire outlets, a fixing plate is fixedly connected to the central axis of the inner wall of the explosion-proof box, a connecting groove is provided at the central axis of the inner wall of the fixing plate, and a movable groove is provided on the inner wall of the fixing plate.

[0008] Furthermore, the inner wall of the fixed plate is provided with a plurality of rotation grooves, the inner wall of the rotation groove is rotatably connected with a rotation shaft, the outer wall of the rotation shaft is fixedly connected with a torsion block, and the outer wall of the rotation shaft is rotatably connected with a plurality of movable plates.

[0009] Furthermore, the outer wall of the rotating shaft is rotatably connected to a transmission belt, the inner wall of one end of the transmission belt away from the rotating shaft is rotatably connected to a second rotating shaft, and the outer wall of the second rotating shaft is fixedly connected to a baffle.

[0010] Furthermore, a connecting plate is fixedly connected to the outer wall of the movable plate, a wiring seat is fixedly connected to the outer wall of the connecting plate on one side away from the fixed plate, and a plurality of wiring ports are fixedly connected to the top of the wiring seat.

[0011] Furthermore, a plurality of extrusion grooves are provided on the inner wall of the explosion-proof box, and a plurality of springs are fixedly connected to the inner wall of the extrusion grooves.

[0012] Furthermore, a plurality of arc-shaped clamping blocks are fixedly connected to the outer wall of the spring, the arc-shaped clamping blocks are slidably connected to the inner wall of the explosion-proof box, and a wire outlet column is fixedly connected to the inner wall of the wire outlet.

[0013] Furthermore, a connecting screw is fixedly connected to an outer wall of a side of the outlet column away from the explosion-proof box, and a mounting column is fixedly connected to the bottom of the connecting screw, and the mounting column is rotatably connected to the outlet column.

[0014] The utility model has the following beneficial effects:

[0015] 1. The utility model is provided with mounting protrusions on the fixed shaft. When the equipment needs to be used, the fixed shaft is first rotated to loosen the mounting protrusion as a whole, and then multiple mounting protrusions are rotated to adjust the angle and then multiple fixed shafts are rotated again to fix it, and then multiple mounting pieces are rotated to fix the mounting shaft to the wall or external device, so that the overall equipment can be quickly disassembled and installed, and the installation angle of the equipment can be adjusted, which makes the installation of the equipment more diversified.

[0016] 2. The utility model is provided with a connection slot on the fixed plate. When the equipment is installed, the connection plate on the wiring seat is aligned with the connection slot to connect it, and then the twist block is rotated. When the twist block is rotated, it will drive the rotating shaft so that the transmission belt drives the rotating shaft to move as a whole. When the rotating shaft moves, it will drive multiple moving plates to start moving inward to clamp the connection plate as a whole to fix the wiring seat as a whole, and then connect the external line to the wiring port, so that the wiring seat can be quickly fixed in the explosion-proof box to prevent it from being displaced during use.

[0017] 3. The utility model is provided with a wire outlet in the explosion-proof box. When the equipment is installed, the external line is pulled out through a plurality of wire outlet posts. When the line is pulled out through the wire outlet posts, the line is squeezed by a plurality of arc-shaped clamping blocks. When the arc-shaped clamping blocks are pushed by the lines, a plurality of springs are pushed at the same time to squeeze them into the extrusion grooves. Then the springs generate a push-back force on the arc-shaped clamping blocks, so that the arc-shaped surfaces of the arc-shaped clamping blocks clamp the surface of the line. Then the box cover is connected to the explosion-proof box, thereby preventing the line from being entangled inside and providing a clamping force to the line without damaging the surface of the line to prevent the line from falling off.

[0018] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0020] Figure 1 This is a schematic diagram of the overall structure of a flameproof terminal block of the utility model;

[0021] Figure 2 This is a schematic diagram of the overall structure bottom of a flameproof terminal block of the utility model;

[0022] Figure 3 This is a cross-sectional view of the fixing plate structure of a flameproof terminal block of the utility model;

[0023] Figure 4 This is a schematic diagram of the internal structure of a flameproof terminal block of the utility model;

[0024] Figure 5 The utility model is a flameproof terminal block Figure 4 Enlarged view of point A in the middle.

[0025] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0026] 1. Explosion-proof box, 101. Box cover, 102. Fixed groove, 103. Fixed shaft, 104. Mounting protrusion, 105. Mounting groove, 106. Mounting shaft, 107. Mounting plate, 108. Wire outlet, 2. Fixed plate, 201. Connecting groove, 202. Moving groove, 203. Rotating groove, 204. Rotating shaft, 205. Moving plate, 206. Torsion block, 207. Transmission belt, 208. Rotating shaft 2, 209. Baffle, 210. Connecting plate, 211. Terminal block, 212. Terminal port, 213. Extrusion groove, 214. Spring, 215. Arc clamping block, 216. Wire outlet column, 217. Connecting screw, 218. Mounting column. DETAILED DESCRIPTION

[0027] 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 of 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.

[0028] See also Figure 1-5As shown, the utility model is a flameproof terminal block, including an explosion-proof box 1, the inner wall of the explosion-proof box 1 is provided with a plurality of extrusion grooves 213, the inner wall of the extrusion groove 213 is fixedly connected with a plurality of springs 214, the outer wall of the spring 214 is fixedly connected with a plurality of arc-shaped clamping blocks 215, the arc-shaped clamping blocks 215 are slidably connected to the inner wall of the explosion-proof box 1, the inner wall of the outlet 108 is fixedly connected with an outlet column 216, the outer wall of the outlet column 216 away from the explosion-proof box 1 is fixedly connected with a connecting screw 217, the bottom of the connecting screw 217 is fixedly connected with a mounting column 218, the mounting column 218 is rotatably connected to the outlet column 216, and the connecting screw 217 on the outlet column 216 is provided, and when the connecting screw 217 is rotated, the mounting column 218 is driven 8 is installed in the outlet column 216, and an arc-shaped clamping block 215 is set on the spring 214. When the arc-shaped clamping block 215 is squeezed, multiple springs 214 will be squeezed at the same time. By setting an extrusion groove 213 on the explosion-proof box 1, when the spring 214 is squeezed, it will be formed in the extrusion groove 213. The inner wall of the explosion-proof box 1 is provided with a plurality of outlets 108, and a fixed plate 2 is fixedly connected to the central axis of the inner wall of the explosion-proof box 1. The inner wall of the fixed plate 2 is provided with a plurality of rotating grooves 203. The inner wall of the rotating groove 203 is rotatably connected to a rotating shaft 204. The outer wall of the rotating shaft 204 is rotatably connected to a transmission belt 207. The inner wall of the transmission belt 207 away from the rotating shaft 204 is rotatably connected to a second rotating shaft 208. The outer wall of the second rotating shaft 208 is fixedly connected There is a baffle 209, and a transmission belt 207 is set on the rotating shaft 204. When the rotating shaft 204 is rotated, the transmission belt 207 will be driven to rotate. The outer wall of the rotating shaft 204 is fixedly connected with a torsion block 206, and the outer wall of the rotating shaft 204 is rotatably connected with a plurality of movable plates 205. The outer wall of the movable plate 205 is fixedly connected with a connecting plate 210, and the outer wall of the connecting plate 210 is fixedly connected with a wiring seat 211 on the side away from the fixed plate 2. The top of the wiring seat 211 is fixedly connected with a plurality of wiring ports 212. By setting the connecting plate 210 on the movable plate 205, when the movable plate 205 is moved, the connecting plate 210 will be fixed or loosened. By setting the rotating groove 203 on the fixed plate 2, when the rotating shaft 204 is rotated, 203 rotates inwardly, a connecting groove 201 is provided at the central axis of the inner wall of the fixed plate 2, a movable groove 202 is provided on the inner wall of the fixed plate 2, and the line can be connected therefrom by setting the outlet 108 on the explosion-proof box 1. The explosion-proof box 1 is provided to enhance protection, and a box cover 101 is fixedly connected to the top of the explosion-proof box 1. The box cover 101 is provided to enhance protection, and a plurality of fixed grooves 102 are provided on the inner wall of the box cover 101. The fixed grooves 102 are provided to make the equipment more firmly combined, and the fixed grooves 102 penetrate to the inner wall of the explosion-proof box 1, and a plurality of fixed shafts 103 are rotatably connected to the bottom of the explosion-proof box 1, and the fixed shaft 103 is provided to connect it to the mounting lug 104, and the outer wall of the fixed shaft 103 is rotatably connected to the mounting lug 104,The installation protrusion 104 is provided so that it can be installed on a wall or other equipment. The inner wall of the installation protrusion 104 is provided with a installation groove 105. The installation groove 105 is provided so that the installation shaft 106 can rotate. The inner wall of the installation groove 105 is rotatably connected with the installation shaft 106. The installation shaft 106 is provided to connect to the wall. The outer wall of the installation shaft 106 is fixedly connected with a installation piece 107. The installation piece 107 is provided to facilitate installation.

[0029] A specific application of this embodiment is:

[0030] When the staff needs to use the device, they need to first rotate the fixed shaft 103 to loosen the installation protrusion 104 as a whole, then rotate multiple installation protrusions 104 to adjust their angles and then rotate multiple fixed shafts 103 again to fix them, then rotate multiple installation pieces 107 to fix the installation shaft 106 on the wall or external equipment, then rotate multiple connecting screws 217 to connect the installation column 218 with the outlet column 216, when installing the device, align the connecting plate 210 on the wiring seat 211 with the connecting groove 201 to connect it, and then rotate the torsion block 206. When the torsion block 206 is rotated, it will drive the rotating shaft 204 to make the transmission belt 207 drive the rotating shaft 208 to start moving as a whole. When 204 is moved, it will drive multiple moving plates 205 to start moving inward so that they clamp the connecting plate 210 as a whole to fix the wiring seat 211 as a whole, and then connect the external line to the wiring port 212, and then pull the external line out through multiple outlet posts 216. When the line is pulled out through the outlet posts 216, it will squeeze the multiple arc-shaped clamping blocks 215. When the arc-shaped clamping blocks 215 are pushed by the lines, they will simultaneously push multiple springs 214 to squeeze them into the extrusion grooves 213, and then the springs 214 will generate a push back force on the arc-shaped clamping blocks 215, so that the arc-shaped surface of the arc-shaped clamping blocks 215 clamps the surface of the line, and then the box cover 101 can be connected to the explosion-proof box 1.

[0031] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0032] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A flameproof terminal block, comprising an explosion-proof box (1), characterized in that: The top of the explosion-proof box (1) is fixedly connected to a box cover (101), the inner wall of the box cover (101) is provided with a plurality of fixing grooves (102), the fixing grooves (102) penetrate the inner wall of the explosion-proof box (1), the bottom of the explosion-proof box (1) is rotatably connected to a plurality of fixing shafts (103), the outer wall of the fixing shaft (103) is rotatably connected to a mounting protrusion (104), the inner wall of the mounting protrusion (104) is provided with a mounting groove (105), the inner wall of the mounting groove (105) is rotatably connected to a mounting shaft (106), and the outer wall of the mounting shaft (106) is fixedly connected to a mounting piece (107).

2. The flameproof terminal block according to claim 1, characterized in that: The inner wall of the explosion-proof box (1) is provided with a plurality of wire outlets (108); a fixing plate (2) is fixedly connected to the central axis of the inner wall of the explosion-proof box (1); a connecting groove (201) is provided at the central axis of the inner wall of the fixing plate (2); and a movable groove (202) is provided on the inner wall of the fixing plate (2).

3. The flameproof terminal block according to claim 2, characterized in that: The inner wall of the fixed plate (2) is provided with a plurality of rotating grooves (203), the inner wall of the rotating groove (203) is rotatably connected to a rotating shaft (204), the outer wall of the rotating shaft (204) is fixedly connected to a torsion block (206), and the outer wall of the rotating shaft (204) is rotatably connected to a plurality of movable plates (205).

4. The flameproof terminal block according to claim 3, characterized in that: The outer wall of the rotating shaft (204) is rotatably connected to a transmission belt (207), the inner wall of one end of the transmission belt (207) away from the rotating shaft (204) is rotatably connected to a second rotating shaft (208), and the outer wall of the second rotating shaft (208) is fixedly connected to a baffle (209).

5. The flameproof terminal block according to claim 4, characterized in that: The outer wall of the movable plate (205) is fixedly connected to a connecting plate (210), the outer wall of the connecting plate (210) on one side away from the fixed plate (2) is fixedly connected to a wiring seat (211), and the top of the wiring seat (211) is fixedly connected to a plurality of wiring ports (212).

6. The flameproof terminal block according to claim 5, characterized in that: The inner wall of the explosion-proof box (1) is provided with a plurality of extrusion grooves (213), and the inner wall of the extrusion groove (213) is fixedly connected with a plurality of springs (214).

7. The flameproof terminal block according to claim 6, characterized in that: The outer wall of the spring (214) is fixedly connected with a plurality of arc-shaped clamping blocks (215), the arc-shaped clamping blocks (215) are slidably connected with the inner wall of the explosion-proof box (1), and the inner wall of the outlet port (108) is fixedly connected with an outlet column (216).

8. The flameproof terminal block according to claim 7, characterized in that: A connecting screw (217) is fixedly connected to the outer wall of one side of the outlet column (216) away from the explosion-proof box (1), and a mounting column (218) is fixedly connected to the bottom of the connecting screw (217), and the mounting column (218) is rotatably connected to the outlet column (216).

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