Wiring device based on coal mine electromechanical equipment
By using a synchronous rotation clamping and fixing structure connecting rotating frames a and b, and a limiting sliding sleeve design, the problem of unstable fixing of wiring devices for coal mine electromechanical equipment is solved, enabling visualized connection status judgment and improved safety.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-20
- Publication Date
- 2026-03-24
AI Technical Summary
Conventional coal mine electromechanical equipment wiring devices lack effective mechanical locking structures, resulting in cables and interfaces not being securely fixed. They are easily loosened due to vibration or external force, and operators cannot visually judge the connection status, increasing safety hazards.
The synchronous rotation clamping and fixing structure of connecting rotating frame a and connecting rotating frame b is adopted. Combined with the design of limiting sleeve and spring, the connection is ensured to be firm, and the connection status is visualized by the engagement of the protrusion and the annular groove.
It achieves a secure connection between the cable and the interface, reducing loosening caused by vibration or external force. Operators can intuitively judge the connection status, reducing safety hazards.
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Figure CN224036758U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to coal mine mechanical and electrical equipment technical field, concretely is a kind of wiring device based on coal mine mechanical and electrical equipment. BACKGROUND
[0002] In the construction process such as coal mining excavation, a large amount of mechanical and electrical equipment is often used, and electric sparks are easily generated when these mechanical and electrical equipment wiring is used. Since coal gas or coal dust and other substances are easily generated in the air during the construction of coal mining excavation, accidents are likely to occur when these substances come into contact with electric sparks. Therefore, in order to improve the safety of the use of mechanical and electrical equipment, a coal mine mechanical and electrical equipment wiring device is usually used to assist the wiring of coal mine mechanical and electrical equipment.
[0003] The conventional coal mine mechanical and electrical equipment wiring device usually adopts a direct plug-in connection method when the mechanical and electrical equipment is connected to the power supply. However, this connection lacks effective mechanical locking structure, making the fixation between the cable and the interface not firm enough. During the operation of the equipment, it may be loosened due to vibration or external force. At the same time, the operator cannot intuitively determine whether the cable is completely inserted and reaches a reliable connection state, increasing the safety hazard. UTILITY MODEL CONTENTS
[0004] The utility model aims to provide a wiring device based on coal mine mechanical and electrical equipment to solve the problem of the conventional coal mine mechanical and electrical equipment wiring device mentioned in the background technology. When the mechanical and electrical equipment is connected to the power supply, a direct plug-in connection method is usually adopted. However, this connection lacks effective mechanical locking structure, making the fixation between the cable and the interface not firm enough. During the operation of the equipment, it may be loosened due to vibration or external force. At the same time, the operator cannot intuitively determine whether the cable is completely inserted and reaches a reliable connection state, increasing the safety hazard.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a wiring device based on coal mine mechanical and electrical equipment, comprising a shell and a connecting part:
[0006] The connecting part is arranged on the side surface of the shell. The connecting part has a connecting sleeve fixedly arranged on the side surface of the shell. The outer surface of the connecting sleeve is nested with a limiting sleeve. The side surface of the connecting sleeve is rotatably provided with a connecting rotary frame a. The side surface of the connecting sleeve is rotatably provided with a connecting rotary frame b. The connecting rotary frame a is engaged with the connecting rotary frame b. The connecting rotary frame a rotates to drive the connecting rotary frame b to rotate in the opposite direction synchronously. The connecting sleeve is outwardly provided with a connecting cable. The surface of the connecting cable is fixedly nested with a counter sleeve. The counter sleeve is engaged with the connecting rotary frame a. The counter sleeve is engaged with the connecting rotary frame b. The connecting rotary frame a and the connecting rotary frame b rotate to clamp and fix the counter sleeve.
[0007] By adopting the technical scheme, synchronous rotation of the connecting rotating frame a and the connecting rotating frame b is achieved, so that the butt joint sleeve is clamped and fixed, and the connection firmness is ensured.
[0008] Preferably, the connecting part further has a spring embedded outside the connecting sleeve, one end of the spring abutting against the limiting sleeve.
[0009] By adopting the technical scheme, the spring provides elastic force to push the limiting sleeve to slide and displace on the surface of the connecting sleeve.
[0010] Preferably, the connecting part further has a rotating shaft a arranged on the side surface of the connecting sleeve, the rotating shaft a being embedded in the connecting rotating frame a and rotationally connected with the connecting rotating frame a.
[0011] By adopting the technical scheme, the connecting rotating frame a can rotate along the rotating shaft a to change the angle thereof.
[0012] Preferably, the connecting part further has a rotating shaft b arranged on the side surface of the connecting sleeve, the rotating shaft b being embedded in the connecting rotating frame b and rotationally connected with the connecting rotating frame b.
[0013] By adopting the technical scheme, the connecting rotating frame b can rotate along the rotating shaft a to change the angle thereof.
[0014] Preferably, the connecting part further has a transmission clamping tooth a arranged on the side surface of the connecting rotating frame a, and the side surface of the connecting rotating frame b is provided with a transmission clamping tooth b, the transmission clamping tooth a being meshingly connected with the transmission clamping tooth b.
[0015] By adopting the technical scheme, the connecting rotating frame a can drive the connecting rotating frame b to rotate, so that synchronous movement is ensured.
[0016] Preferably, the connecting part further has a protrusion a arranged on the inner side of the connecting rotating frame a, and the butt joint sleeve is provided with a ring-shaped clamping groove on the outer side, the protrusion a being clampingly connected with the ring-shaped clamping groove.
[0017] By adopting the technical scheme, the protrusion a can be clamped into the ring-shaped clamping groove through rotation of the connecting rotating frame a.
[0018] Preferably, the connecting part further has a protrusion b arranged on the inner side of the connecting rotating frame b, the protrusion b being clampingly connected with the ring-shaped clamping groove.
[0019] By adopting the technical scheme, the protrusion b can be clamped into the ring-shaped clamping groove through rotation of the connecting rotating frame b.
[0020] Preferably, the outer surfaces of the connecting rotating frame a and the connecting rotating frame b are provided with arc surfaces and abut against the inner wall of the limiting sleeve.
[0021] By adopting the technical scheme, the limiting sliding sleeve can slide on the outer surfaces of the connecting rotary frame a and the connecting rotary frame b, friction can be reduced, and movement stability can be improved.
[0022] Compared with the prior art, the utility model discloses the beneficial effects are: through being provided with the connecting portion, can through the synchronous rotation of connecting rotary frame a and connecting rotary frame b, let the protruding block a and protruding block b are inserted into annular clamping slot, thereby realize the clamping fixed of the butt joint sleeve, simultaneously through the nesting of limiting sliding sleeve 204 can limit the rotation of connecting rotary frame a and connecting rotary frame b, guarantee the firmness of connection. BRIEF DESCRIPTION OF DRAWINGS
[0023] Figure 1 It is whole structural schematic diagram of the application;
[0024] Figure 2 It is whole sectional structure schematic diagram of the application;
[0025] Figure 3 It is connecting portion structure schematic diagram of the application;
[0026] Figure 4 It is connecting portion structure schematic diagram of the application;
[0027] Figure 5 It is connecting portion sectional structure schematic diagram of the application;
[0028] Figure 6 It is connecting portion sectional structure schematic diagram of the application;
[0029] Figure 7 It is connecting rotary frame a and connecting rotary frame b structure schematic diagram of the application.
[0030] In the drawing: 1, shell;2, connecting portion;201, connecting sleeve;202, rotary shaft a;203, rotary shaft b;204, limiting sliding sleeve;205, spring;206, connecting rotary frame a;207, transmission clamping tooth a;208, protruding block a;209, connecting rotary frame b;210, transmission clamping tooth b;211, protruding block b;212, connecting cable;213, butt joint sleeve;214, annular clamping slot. DETAILED DESCRIPTION
[0031] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.
[0032] Embodiment one
[0033] Please refer to Figure 1 , Figure 2 and Figure 3 , the embodiment provides a technical scheme: a wiring device based on coal mine mechanical and electrical equipment, comprising a shell 1 and a connecting part 2:
[0034] The inside of the shell 1 is provided with a circuit connected with an electric appliance, the circuit is connected with the connecting sleeve 201, the connecting cable 212 is connected with the circuit inside the device through the connecting sleeve 201, the above is the prior art, and the following will not be repeated.
[0035] The connecting part 2 is arranged on the side of the shell 1, a plurality of connecting sleeves 201 are fixedly arranged on the side of the shell 1, and the fixing mode is the existing detachable fixing, such as bolt connection, buckle connection and the like.
[0036] The outer surface of the connecting sleeve 201 is nested with a limiting sliding sleeve 204, the side of the connecting sleeve 201 is rotationally provided with a connecting rotating frame a 206, the side of the connecting sleeve 201 is rotationally provided with a connecting rotating frame b 209, the connecting rotating frame a 206 is engaged with the connecting rotating frame b 209, the connecting rotating frame a 206 drives the connecting rotating frame b 209 to rotate in the opposite direction synchronously, one end of the connecting sleeve 201 outwardly is plug-in arranged with the connecting cable 212, the surface of the connecting cable 212 is fixedly nested with a butt joint sleeve 213, the butt joint sleeve 213 is connected with the connecting rotating frame a 206, the butt joint sleeve 213 is connected with the connecting rotating frame b 209, the connecting rotating frame a 206 and the connecting rotating frame b 209 are rotated to clamp and fix the butt joint sleeve 213, the synchronous rotation of the connecting rotating frame a 206 and the connecting rotating frame b 209 can realize the clamping and fixing of the butt joint sleeve 213, and the firmness of the connection is guaranteed.
[0037] Embodiment two
[0038] Please refer to Figure 4 , Figure 5 , Figure 6 and Figure 7 , the embodiment provides a technical scheme: a wiring device based on coal mine mechanical and electrical equipment, comprising a connecting part 2, a connecting rotating frame a 206 and a connecting rotating frame b 209:
[0039] The spring 205 is nested outside the connecting sleeve 201, one end of the spring 205 abuts against the limiting sliding sleeve 204, the spring 205 can push the limiting sliding sleeve 204 to slide and displace on the surface of the connecting sleeve 201 through the elastic force provided by the spring 205, and the spring 205 is in an open state under no external force.
[0040] The rotating shaft a 202 is integrally arranged on the side of the connecting sleeve 201, and is embedded in the connecting rotating frame a 206 and connected with the connecting rotating frame a 206 in rotation, so that the connecting rotating frame a 206 can rotate along the rotating shaft a 202 to change the angle thereof.
[0041] The rotating shaft b 203 is integrally arranged on the side of the connecting sleeve 201, and is embedded in the connecting rotating frame b 209 and connected with the connecting rotating frame b 209 in rotation, so that the connecting rotating frame b 209 can rotate along the rotating shaft a 202 to change the angle thereof.
[0042] The transmission clamping tooth a 207 is integrally arranged on the side of the connecting rotating frame a 206, and the transmission clamping tooth b 210 is arranged on the side of the connecting rotating frame b 209, the transmission clamping tooth a 207 is engaged with the transmission clamping tooth b 210, so that the rotation of the connecting rotating frame a 206 can drive the connecting rotating frame b 209 to rotate, and synchronous movement is ensured.
[0043] The protrusion a 208 is integrally arranged in the inner side of the connecting rotating frame a 206, and the outer side of the butt joint sleeve pipe 213 is provided with a ring-shaped clamping groove 214, the protrusion a 208 is clamped and connected with the ring-shaped clamping groove 214, the protrusion b 211 is integrally arranged in the inner side of the connecting rotating frame b 209, and the protrusion b 211 is clamped and connected with the ring-shaped clamping groove 214, so that the protrusion a 208 can be clamped into the ring-shaped clamping groove 214 through the rotation of the connecting rotating frame a 206, and the protrusion b 211 can be clamped into the ring-shaped clamping groove 214 through the rotation of the connecting rotating frame b 209.
[0044] The outer surfaces of the connecting rotating frame a 206 and the connecting rotating frame b 209 are provided with arc surfaces and abut against the inner wall of the limiting sliding sleeve 204, so that the limiting sliding sleeve 204 can slide on the outer surfaces of the connecting rotating frame a 206 and the connecting rotating frame b 209, the friction can be reduced, and the movement stability can be improved, when the connecting cable 212 needs to be connected with the connecting sleeve 201, the limiting sliding sleeve 204 is first pushed inward, at this time the spring 205 is contracted and stores energy, then the connecting rotating frame a 206 and the connecting rotating frame b 209 are opened, so that the connecting cable 212 can be inserted into the connecting sleeve 201, after the limiting sliding sleeve 204 is loosened, the spring 205 releases the elastic force to push the limiting sliding sleeve 204 to displace, so that the connecting rotating frame a 206 and the connecting rotating frame b 209 are rotated inward under the action of the pushing force, and the rotation of the connecting rotating frame a 206 and the connecting rotating frame b 209 is limited through the nesting of the limiting sliding sleeve 204, so that the protrusion a 208 and the protrusion b 211 can be clamped into the ring-shaped clamping groove 214, and the position of the butt joint sleeve pipe 213 is fixed.
[0045] Working principle: in use, first, the operator pushes the limiting sliding sleeve 204 inwards, at this time, the spring 205 contracts and accumulates force, then opens the connecting rotary frame a 206 and the connecting rotary frame b 209, so that the connecting cable 212 can be inserted into the connecting sleeve 201, after loosening the limiting sliding sleeve 204, the spring 205 releases the elastic force to push the limiting sliding sleeve 204 to displace, so that the connecting rotary frame a 206 and the connecting rotary frame b 209 are pushed inwards and rotate, so that the lug a 208 and the lug b 211 can be clamped into the annular clamping groove 214, fix the position of the butt joint sleeve 213, so as to ensure the firmness of the connection, and the operator can directly observe the connection state of the connecting cable 212.
[0046] In the description of the utility model, it is necessary to explain that, unless there is definite stipulation and limitation, the term "installation" "is provided with" "connection" and the like should be broad sense understanding, for example "connection", can be fixed connection, also can be detachable connection, or integral connection, can be mechanical connection, also can be electrical connection, can be directly connected, also can be indirectly connected through intermediate medium, can be the communication of two elements inside, for the ordinary skilled in the art, can understand the specific meaning of the above-mentioned term in the utility model according to specific situation.
[0047] Although the embodiments of the utility model have been shown and described, for the ordinary skilled in the art, it can be understood that the embodiments can be changed, modified, replaced and changed in many ways without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and its equivalents.
Claims
1. A wiring device for coal mine electromechanical equipment, characterized in that, include: Outer shell (1); A connecting part (2) is provided on the side of the outer shell (1). The connecting part (2) has a connecting sleeve (201) fixedly provided on the side of the outer shell (1). A limiting slide sleeve (204) is nested on the outer surface of the connecting sleeve (201). A connecting rotating frame a (206) is rotatably provided on the side of the connecting sleeve (201). A connecting rotating frame b (209) is rotatably provided on the side of the connecting sleeve (201). The connecting rotating frame a (206) and the connecting rotating frame b (209) are engaged and connected. 6) The rotation drives the connecting rotating frame b (209) to rotate synchronously in the opposite direction. The connecting sleeve (201) is plugged into the outward end with a connecting cable (212). The surface of the connecting cable (212) is fixedly nested with a docking sleeve (213). The docking sleeve (213) is engaged with the connecting rotating frame a (206). The docking sleeve (213) is engaged with the connecting rotating frame b (209). The connecting rotating frame a (206) and the connecting rotating frame b (209) rotate to clamp and fix the docking sleeve (213).
2. The wiring device for coal mine electromechanical equipment according to claim 1, characterized in that: The connecting part (2) also has a spring (205) nested outside the connecting sleeve (201), one end of which abuts against the limiting sleeve (204).
3. A wiring device for coal mine electromechanical equipment according to claim 1, characterized in that: The connecting part (2) also has a rotating shaft a (202) disposed on the side of the connecting sleeve (201), which is embedded in the connecting rotating frame a (206) and rotatably connected to the connecting rotating frame a (206).
4. A wiring device for coal mine electromechanical equipment according to claim 1, characterized in that: The connecting part (2) also has a rotating shaft b (203) disposed on the side of the connecting sleeve (201), the rotating shaft b (203) being embedded in the connecting rotating frame b (209) and rotatably connected to the connecting rotating frame b (209).
5. A wiring device for coal mine electromechanical equipment according to claim 4, characterized in that: The connecting part (2) also has a transmission tooth a (207) disposed on the side of the connecting rotating frame a (206), and a transmission tooth b (210) disposed on the side of the connecting rotating frame b (209), the transmission tooth a (207) meshing with the transmission tooth b (210).
6. A wiring device for coal mine electromechanical equipment according to claim 1, characterized in that: The connecting part (2) also has a protrusion a (208) disposed inside the connecting rotating frame a (206), and an annular groove (214) is disposed on the outer side of the docking sleeve (213), and the protrusion a (208) engages with the annular groove (214).
7. A wiring device for coal mine electromechanical equipment according to claim 6, characterized in that: The connector (2) also has a protrusion b (211) disposed inside the connecting rotating frame b (209), which engages with the annular groove (214).
8. A wiring device for coal mine electromechanical equipment according to claim 1, characterized in that: The outer surfaces of the connecting rotating frame a (206) and the connecting rotating frame b (209) are provided with arc surfaces and abut against the inner wall of the limiting sliding sleeve (204).