CN211126536U

CN211126536U - Mining multifunctional low-voltage protection measurement and control device for preventing electric leakage

Info

Publication number: CN211126536U
Application number: CN201922349155.7U
Authority: CN
Inventors: 盛武军
Original assignee: Nanjing Guochen Electric Control Co ltd
Current assignee: Nanjing Guochen Electric Control Co ltd
Priority date: 2019-12-24
Filing date: 2019-12-24
Publication date: 2020-07-28
Anticipated expiration: 2029-12-24

Abstract

The utility model discloses a mining multifunctional low-voltage protection measurement and control device for preventing electric leakage, which comprises a measurement and control cabinet body, wherein a mounting plate is welded at the side end of the measurement and control cabinet body, a cabinet door is installed at the front end of the measurement and control cabinet body, slide bars are symmetrically arranged at the side end of the cabinet door, a limiting groove is arranged at the position, close to the slide bars, of the side end of the measurement and control cabinet body, a sliding groove is arranged at the side end of the cabinet door, a limiting rod is arranged at the position, close to the limiting groove, of the side end of the measurement and control; the utility model discloses a set up slide bar, spout, limiting plate, spacing groove, first screw hole, second screw hole and fixed screw, open the cabinet door through sliding, reduce to rotate and open the shared horizontal space area of cabinet door, improve the space utilization in the mine, the cabinet door is fixed more firm, and when the complicated emergence explosion of condition in the mine, the cabinet door is difficult to be washed out, reduces the loss in the mine.

Description

Mining multifunctional low-voltage protection measurement and control device for preventing electric leakage

Technical Field

The utility model relates to a mining observing and controlling technical field specifically is a prevent mining multi-functional low pressure protection measurement and control device of electric leakage.

Background

The mine is a general name of a roadway, an underground chamber, equipment, a ground building and a structure forming an underground coal mine production system, is underground, has complex in-mine conditions, needs to be monitored in real time and analyzed in time, ensures the safety of the interior of the mine and provides guarantee for the safety of operating personnel;

but mining low pressure protection measurement and control device in the existing market uses the fixed cabinet door of hinge usually, and the space is limited, the condition is complicated under the ore deposit, and measurement and control device installs the corner position usually, and the cabinet door is opened and is needed to rotate occupation space great, and when the circumstances such as the emergence explosion in the measurement and control device, the cabinet door is washed away by the explosion easily, leads to the loss in the ore deposit to increase.

SUMMERY OF THE UTILITY MODEL

The utility model provides a prevent mining multi-functional low pressure protection measurement and control device of electric leakage can effectively solve and propose mining low pressure protection measurement and control device on the existing market among the above-mentioned background and use the cabinet door of hinge fixation usually, and the space is limited under the ore deposit, and the condition is complicated, and measurement and control device installs usually in the corner position, and it is great that the occupation space is rotated to the cabinet door open needs, and when the circumstances such as the emergence explosion in the measurement and control device, the cabinet door is washed away by the explosion easily, leads to the problem that the loss increases in the ore deposit.

In order to achieve the above object, the utility model provides a following technical scheme: a multifunctional low-voltage protection measurement and control device for preventing electric leakage for a mine comprises a measurement and control cabinet body, wherein an installation plate is welded at the side end of the measurement and control cabinet body, a cabinet door is installed at the front end of the measurement and control cabinet body, slide rods are symmetrically arranged at the side end of the cabinet door, a limiting groove is formed in the position, close to the slide rods, of the side end of the measurement and control cabinet body, a sliding groove is formed in the side end of the cabinet door, a limiting rod is arranged at the position, close to the limiting groove, of the side end of the measurement and control cabinet body, first threaded holes are symmetrically formed in the middle of the side end of the measurement and control cabinet body, second threaded holes are formed in the position;

explosion-proof glass boards are symmetrically embedded into the bottom of the cabinet door, a first ammeter is arranged in the measurement and control cabinet body, and a second ammeter is arranged in the measurement and control cabinet body.

Preferably, first screw hole aligns with the second screw hole, the slide bar is the integral type structure with the cabinet door, the gag lever post is the integral type structure with the observing and controlling cabinet body, slide bar slidable mounting is inside the spout, the gag lever post joint is in spacing inslot portion.

Preferably, the first ammeter and the second ammeter are respectively aligned with the two explosion-proof glass plates.

Preferably, the input of first ampere meter and the output electric connection of external power source, the output of first ampere meter and the input electric connection who observes and controls cabinet body internal line, the input of second ampere meter and the output electric connection who observes and controls cabinet body internal line.

Preferably, the mount pad is installed on the top of observing and controling the cabinet body, the warning light is installed in the top embedding of mount pad, the input of warning light and external power source's output electric connection, observing and controlling cabinet body side middle part has seted up the filling groove, the inside packing of filling groove has insulating rubber, the connecting hole has been seted up to the bottom of observing and controlling the cabinet body, insulating the pad is installed to the embedding in the connecting hole, insulating pad mid-mounting has the earth connection.

Preferably, a round hole is formed in the middle of the insulating pad, and the grounding wire is embedded in the round hole.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of being scientific and reasonable in structure, convenience safe in utilization:

1. through setting up slide bar, spout, limiting plate, spacing groove, first screw hole, second screw hole and fixed screw, open the cabinet door through sliding, reduce to rotate and open the shared horizontal space area of cabinet door, improve the space utilization in the mine, the cabinet door is fixed more firm, and when the complicated emergence explosion of condition in the mine, the cabinet door is difficult to be washed away, reduces the loss in the mine.

2. Through setting up explosion-proof glass board, first ampere meter, second ampere meter, the convenient ampere meter registration of observing through the glass board monitors the internal current condition, when needing the maintenance, utilizes the ammeter to carry out the detection of the circular telegram condition to internal line, reaches monitoring and easy maintenance's effect.

3. Through setting up mount pad, warning light, filling groove, insulating rubber and earth connection, the earth connection introduces the ground with the device, prevents that the electric leakage from making the device outside electrified and the electric leakage back top warning light lights, reminds the staff to detect the circuit, improves the holistic security of device.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of the connection structure of the cabinet door of the present invention;

fig. 3 is a schematic sectional view of the present invention;

FIG. 4 is a schematic structural view of the bottom of the cabinet body of the present invention;

reference numbers in the figures: 1. a measurement and control cabinet body; 2. mounting a plate; 3. a cabinet door; 4. a slide bar; 5. a limiting groove; 6. a chute; 7. a limiting rod; 8. a first threaded hole; 9. a second threaded hole; 10. fixing screws; 11. an explosion-proof glass plate; 12. a first ammeter; 13. a second ammeter; 14. a mounting seat; 15. a warning light; 16. filling the groove; 17. an insulating rubber; 18. connecting holes; 19. an insulating pad; 20. and a ground line.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in figures 1-4, the utility model provides a technical scheme, a mining multifunctional low-voltage protection measurement and control device for preventing electric leakage, which comprises a measurement and control cabinet body 1, wherein a mounting plate 2 is welded at the side end of the measurement and control cabinet body 1, a cabinet door 3 is installed at the front end of the measurement and control cabinet body 1, slide bars 4 are symmetrically arranged at the side end of the cabinet door 3, a limit groove 5 is arranged at the position of the side end of the measurement and control cabinet body 1 close to the slide bars 4, a slide groove 6 is arranged at the side end of the cabinet door 3, a limit rod 7 is arranged at the position of the side end of the measurement and control cabinet body 1 close to the limit groove 5, first threaded holes 8 are symmetrically arranged at the middle part of the side end of the measurement and control cabinet body 1, second threaded holes 9 are arranged at the position of the middle part of the side end of the, the limiting rod 7 and the measurement and control cabinet body 1 are of an integrated structure, the sliding rod 4 is slidably mounted inside the sliding groove 6, the limiting rod 7 is clamped inside the limiting groove 5, and the first threaded hole 8 and the second threaded hole 9 are both connected with a fixing screw 10 through threaded engagement;

explosion-proof glass board 11 is installed in the bottom symmetry embedding of cabinet door 3, observe and control the internally mounted of the cabinet body 1 and have first ampere meter 12, observe and control the internally mounted of the cabinet body 1 and have second ampere meter 13, for the convenience of observing the ampere meter registration, first ampere meter 12 aligns with two explosion-proof glass board 11 respectively with second ampere meter 13, for the convenience of the monitoring to the internal line electric leakage condition, the input of first ampere meter 12 and external power source's output electric connection, the output of first ampere meter 12 and the input electric connection who observes and controls 1 internal line of the cabinet body, the input of second ampere meter 13 and the output electric connection who observes and controls 1 internal line of the cabinet body, the model of first ampere meter 12 and second ampere meter 13 is PZEM-031/051.

Install mount pad 14 on the top of observing and controling the cabinet body 1, warning light 15 is installed in the top embedding of mount pad 14, the input of warning light 15 and external power source's output electric connection, warning light 15's model is L TE-1101, observing and controlling cabinet body 1 side middle part has seted up filling tank 16, the inside packing of filling tank 16 has insulating rubber 17, connecting hole 18 has been seted up to the bottom of observing and controlling the cabinet body 1, insulating pad 19 is installed to embedding in the connecting hole 18, insulating pad 19 mid-mounting has earth connection 20, for the installation of convenient earth connection 20, the round hole has been seted up at the middle part of insulating pad 19, earth connection 20 embedding is installed inside the.

The utility model discloses a theory of operation and use flow: observing the current readings of the first ammeter 12 and the second ammeter 13, indicating that an electric leakage phenomenon exists if the difference value of the current readings exceeds a safety difference value, introducing the electric leakage into the ground through the grounding wire 20, preventing the electric leakage from entering the surface of the measurement and control cabinet body 1 through the filling of the insulating rubber 17 and the protection of the insulating pad 19, preventing the measurement and control cabinet body 1 from being electrified to cause electric shock accidents, lightening the warning lamp 15 at the top end of the mounting seat 14 to remind a worker to overhaul circuits inside the measurement and control cabinet body 1, and detecting specific electric leakage parts inside the measurement and control cabinet body 1 by using the first ammeter 12 and the second ammeter 13 during overhaul so as to facilitate the maintenance of the maintainers;

when opening cabinet door 3 and overhauing, with the inside screw down of fixed screw 10 from first screw hole 8 and second screw hole 9, slide bar 4 of 3 sides of cabinet door slides cabinet door 3 along spout 6, gag lever post 7 separates with spacing groove 6, can open cabinet door 3, it is more convenient to make cabinet door 3 switch, it occupies more space when reducing cabinet door 3 and opening, improve the space utilization in the mine, and cabinet door 3 increases with observing and controlling cabinet body 1 area of connection, cabinet door 3 is difficult for being washed out when blasting, reduce the damage that the explosion brought, overhaul the completion after, slide bar 4 slides along spout 6, make 7 joints of gag lever post in spacing groove 5, first screw hole 8 aligns with second screw hole 9, screw up fixed screw 10, cabinet door 3 closes.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a prevent mining multi-functional low-voltage protection measurement and control device of electric leakage, includes the measurement and control cabinet body (1), its characterized in that: the side end of the measurement and control cabinet body (1) is welded with a mounting plate (2), a cabinet door (3) is mounted at the front end of the measurement and control cabinet body (1), slide rods (4) are symmetrically arranged at the side end of the cabinet door (3), a limiting groove (5) is formed in the position, close to the slide rods (4), of the side end of the measurement and control cabinet body (1), a sliding groove (6) is formed in the side end of the cabinet door (3), a limiting rod (7) is arranged at the position, close to the limiting groove (5), of the side end of the measurement and control cabinet body (1), a first threaded hole (8) is symmetrically formed in the middle of the side end of the measurement and control cabinet body (1), a second threaded hole (9) is formed in the middle of the side end of the cabinet door (3), and fixing screws (10) are connected to the inside of;

explosion-proof glass board (11) are installed in the bottom symmetry embedding of cabinet door (3), observe and control the internally mounted of the cabinet body (1) and have first ampere meter (12), observe and control the internally mounted of the cabinet body (1) and have second ampere meter (13).

2. The mining multifunctional low-voltage protection measurement and control device for preventing electric leakage according to claim 1, characterized in that the first threaded hole (8) is aligned with the second threaded hole (9), the slide rod (4) and the cabinet door (3) are of an integrated structure, the limiting rod (7) and the measurement and control cabinet body (1) are of an integrated structure, the slide rod (4) is slidably mounted inside the sliding groove (6), and the limiting rod (7) is clamped inside the limiting groove (5).

3. The mining multifunctional low-voltage protection measurement and control device for preventing electric leakage according to claim 1, characterized in that the first ammeter (12) and the second ammeter (13) are respectively aligned with the two explosion-proof glass plates (11).

4. The mining multifunctional low-voltage protection measurement and control device for preventing electric leakage according to claim 1, characterized in that an input end of the first ammeter (12) is electrically connected with an output end of an external power supply, an output end of the first ammeter (12) is electrically connected with an input end of an internal circuit of the measurement and control cabinet body (1), and an input end of the second ammeter (13) is electrically connected with an output end of an internal circuit of the measurement and control cabinet body (1).

5. The mining multifunctional low-voltage protection measurement and control device capable of preventing electric leakage according to claim 1, characterized in that a mounting seat (14) is installed at the top end of the measurement and control cabinet body (1), a warning lamp (15) is installed at the top end of the mounting seat (14) in an embedded mode, the input end of the warning lamp (15) is electrically connected with the output end of an external power supply, a filling groove (16) is formed in the middle of the side end of the measurement and control cabinet body (1), insulating rubber (17) is filled in the filling groove (16), a connecting hole (18) is formed in the bottom end of the measurement and control cabinet body (1), an insulating pad (19) is installed in the connecting hole (18) in an embedded mode, and a grounding wire (20) is installed in the.

6. The mining multifunctional low-voltage protection measurement and control device for preventing electric leakage according to claim 5, characterized in that a round hole is formed in the middle of the insulating pad (19), and the grounding wire (20) is embedded in the round hole.