CN116544796A - Underground coal mine leakage protection device - Google Patents
Underground coal mine leakage protection device Download PDFInfo
- Publication number
- CN116544796A CN116544796A CN202310820167.1A CN202310820167A CN116544796A CN 116544796 A CN116544796 A CN 116544796A CN 202310820167 A CN202310820167 A CN 202310820167A CN 116544796 A CN116544796 A CN 116544796A
- Authority
- CN
- China
- Prior art keywords
- sliding
- protection device
- leakage protection
- switch board
- mounting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000003245 coal Substances 0.000 title claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims abstract description 24
- 238000001125 extrusion Methods 0.000 claims description 24
- 230000005540 biological transmission Effects 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 3
- 230000003139 buffering effect Effects 0.000 claims description 2
- 206010014357 Electric shock Diseases 0.000 abstract description 6
- 238000012423 maintenance Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 5
- 238000007789 sealing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 206010000369 Accident Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/24—Circuit arrangements for boards or switchyards
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/015—Boards, panels, desks; Parts thereof or accessories therefor
- H02B1/04—Mounting thereon of switches or of other devices in general, the switch or device having, or being without, casing
- H02B1/052—Mounting on rails
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/303—Bases or feet
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/32—Mounting of devices therein
- H02B1/34—Racks
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/50—Pedestal- or pad-mounted casings; Parts thereof or accessories therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/22—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for distribution gear, e.g. bus-bar systems; for switching devices
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Patch Boards (AREA)
Abstract
The invention relates to an underground coal mine leakage protection device, which belongs to the field of leakage protection and aims to solve the technical problems that: switch board is in long-time operation, and when the circumstances of electric leakage appears in the casing of switch board, workman is touching or when maintaining carelessly, and the workman can appear touching the switch board and cause the risk of electric shock, and the scheme of adoption is: the invention provides a coal mine underground leakage protection device, which comprises a power distribution cabinet body, a fixing frame, a through hole, a baffle, an electromagnet, a positioning cylinder, a positioning frame, a mounting plate, a sliding plate, a buffer mechanism and a positioning mechanism.
Description
Technical Field
The invention relates to the technical field of leakage protection, in particular to an underground coal mine leakage protection device.
Background
When coal mine exploitation is carried out, the underground power supply system is often required to be connected, wherein the electric leakage protection of the power supply system is one of three-major protection of a mine power grid, and in the mine power supply system, electric leakage can cause damage to power supply equipment, gas coal dust explosion accidents and underground electric fire accidents, so that the electric leakage accidents must take great importance for a large number of miners, and electric leakage accidents are avoided.
In the current power supply system device, the switch board is the last-stage equipment of distribution system, and the switch board is in long-time operation, and the terminal box can wet or intake, causes insulation resistance to ground to descend and the electric leakage, and then causes the casing of switch board to appear the condition of electric leakage, and the workman can appear that the workman touches the switch board when touching carelessly or maintaining and cause the risk of electric shock.
Therefore, it is necessary to provide a coal mine underground leakage protection device to solve the above technical problems.
Disclosure of Invention
In order to solve the technical problems, the invention provides an underground coal mine leakage protection device.
The invention provides an underground coal mine leakage protection device which comprises a power distribution cabinet body, a fixing frame, through holes, baffle plates, electromagnets, positioning cylinders, positioning frames, mounting plates, sliding plates, buffer mechanisms and positioning mechanisms, wherein the fixing frame used for fixing the mounting positions of the power distribution cabinet body is arranged on one side of the power distribution cabinet body, the through holes are formed in the bottom of the power distribution cabinet body, the baffle plates are symmetrically and rotatably arranged at the positions corresponding to the through holes in the bottom of the power distribution cabinet body, the electromagnets are symmetrically and fixedly arranged on the upper surface of one end of one baffle plate, the input ends of the electromagnets are fixedly connected with a shell of the power distribution cabinet body, the output ends of the electromagnets are connected with the ground, the positioning cylinders used for positioning bolts of the electromagnets are symmetrically and fixedly arranged on the upper surface of one end of the other baffle plate, the positioning frames are symmetrically and fixedly arranged on the inner wall of the power distribution cabinet body, the mounting plates used for mounting electric appliances are slidably arranged between the two positioning frames, the sliding plates are symmetrically and fixedly arranged at the two ends of the top of the mounting plates, the sliding plates are slidably connected with the inner wall of the positioning frames, the buffer mechanisms used for buffering the falling of the positioning frames are fixedly arranged between the power distribution cabinet body and the positioning frames, and the positioning mechanisms used for fixing the positions of the mounting plates. When the device is used, when the electric leakage condition occurs to the switch board body shell, the electric current on the switch board body will pass the electro-magnet, drive the bolt roll-off positioning tube of electro-magnet, the baffle will rotate the cancellation to the closure of through-hole and to the support of installing plate, the slide at mounting panel top both ends will drive the mounting panel to descend along the locating rack slip, inside with the mounting panel roll-off switch board body, make things convenient for people to maintain the electrical apparatus on the mounting panel, simultaneously, the electric shock that people's mistake touching switch board body caused has been prevented, reduce the speed that the mounting panel falls through buffer gear's operation, and support the inside mounting panel of roll-off switch board body through positioning mechanism's operation, make things convenient for people's maintenance.
Preferably, the slide plate is a plastic material. The contact between the mounting plate and the electrified power distribution cabinet body is canceled.
Preferably, the buffer gear includes spacing post, buffer spring and spacing hole, and the inner wall of switch board body corresponds the inside position fixed mounting in bottom of locating rack and has spacing post, and the outside cover of spacing post is equipped with buffer spring, and buffer spring's one end and the inner wall bottom fixed connection of switch board body, the spacing hole has been seted up to the both ends symmetry of slide, spacing hole and spacing post sliding connection. In the inside in-process of mounting panel roll-off switch board body, spacing hole on the slide will pass the top of spacing post, reduces the falling speed of mounting panel through buffer spring's operation, realizes the stability of mounting panel whereabouts.
Preferably, the top end of the limit post is provided with a chamfer. The limit post is convenient to pass through the limit hole.
Preferably, a tensioning spring is arranged between the mounting plate and the baffle plate, one end of the tensioning spring is fixedly connected with the bottom end of the mounting plate, and the other end of the tensioning spring is fixedly connected with one end of the baffle plate, which is far away from the power distribution cabinet body. In the falling process of the mounting plate, the falling speed of the mounting plate is reduced again by the tensioning spring, so that the falling stability of the mounting plate is realized.
Preferably, the positioning mechanism comprises a sliding hole, sliding rods, a pressing plate, a movable gear, a mounting block, a rotating rod, a torsion spring, the pressing rod, a pressing groove, a transmission gear, a supporting rod and a reset spring, wherein the sliding hole is symmetrically arranged at the bottom end of the fixing frame, the sliding rods are arranged in the middle of the sliding hole in a sliding manner, one ends of the two sliding rods are fixedly provided with the pressing plate, the movable gear is fixedly arranged in the middle of the two sliding rods, the mounting block is fixedly arranged at the top of the movable gear, the rotating rod is rotatably arranged in the middle of the mounting block, the torsion spring is symmetrically sleeved at the two ends of the rotating rod, one end of the torsion spring is fixedly connected with the end part of the rotating rod, the other end of the torsion spring is fixedly connected with one side of the mounting block, the pressing groove is fixedly connected with the pressing rod, the pressing groove is fixedly arranged at one side of the fixing frame, the transmission gear is symmetrically rotatably arranged at the bottom end of the fixing frame through a shaft pin, the driving gear is meshed with the movable gear, the supporting rod is fixedly arranged at the outer side of the transmission gear, the middle of the sliding rod is sleeved with the reset spring, and the other end of the reset spring is fixedly connected with the inner wall of the fixing frame. When the mounting panel falls to the bottommost, the extrusion groove on the mounting panel will extrude the extrusion pole, will drive the removal gear and remove along the slide bar, will drive the butt pole through the removal of removal gear and drive gear and the meshing of removal gear and drive the tip of butt pole and rotate to one side of mounting panel, the tip of butt pole will support the mounting panel this moment, realizes stabilizing the extrusion force that applys when maintaining the electrical apparatus of installing on the mounting panel, guarantees the vertical position of mounting panel, makes things convenient for people's maintenance.
Preferably, the sliding hole is closely attached to the sliding rod for sliding. The stability of sliding of the sliding rod along the sliding hole is realized.
Preferably, the end of the supporting rod far away from the transmission gear is provided with a round angle. The feasibility that the supporting rod supports against the mounting plate when the supporting rod rotates is realized.
Compared with the related art, the underground coal mine leakage protection device provided by the invention has the following beneficial effects:
when the electric leakage protection type power distribution cabinet is used, when the electric leakage condition occurs in the shell of the power distribution cabinet body, current on the power distribution cabinet body passes through the electromagnet to drive the bolt of the electromagnet to slide out of the positioning cylinder, the baffle plate rotates to cancel the sealing of the through hole and the support of the mounting plate, the sliding plates at the two ends of the top of the mounting plate slide along the positioning frame to drive the mounting plate to descend, the mounting plate slides out of the power distribution cabinet body, and convenience is brought to people for maintaining the electric appliances mounted on the mounting plate, meanwhile, the electric shock caused by the fact that people touch the power distribution cabinet body by mistake is prevented, the falling speed of the mounting plate is reduced through the operation of the buffer mechanism, the mounting plate sliding out of the inside of the power distribution cabinet body is propped against through the operation of the positioning mechanism, and the maintenance of people is facilitated.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic diagram of the overall explosive structure of the present invention;
FIG. 3 is an enlarged view of FIG. 2 at A;
FIG. 4 is an enlarged view at B in FIG. 2;
FIG. 5 is a schematic view of a partial explosion structure of the present invention;
fig. 6 is an enlarged view at C in fig. 5.
Reference numerals in the drawings: 1. a power distribution cabinet body; 2. a fixing frame; 3. a through hole; 4. a baffle; 5. an electromagnet; 6. a positioning cylinder; 7. a positioning frame; 8. a mounting plate; 9. a slide plate; 10. a buffer mechanism; 11. a positioning mechanism; 12. tensioning the spring; 101. a limit column; 102. a buffer spring; 103. a limiting hole; 111. a slide hole; 112. a slide bar; 113. an extrusion plate; 114. a moving gear; 115. a mounting block; 116. a rotating rod; 117. a torsion spring; 118. an extrusion rod; 119. an extrusion groove; 1110. a transmission gear; 1111. a supporting rod; 1112. and a return spring.
Detailed Description
The invention will be further described with reference to the drawings and embodiments.
Referring to fig. 1 to 6 in combination, an underground coal mine leakage protection device comprises a power distribution cabinet body 1, a fixing frame 2, a through hole 3, a baffle 4, an electromagnet 5, a positioning cylinder 6, a positioning frame 7, a mounting plate 8, a sliding plate 9, a buffer mechanism 10 and a positioning mechanism 11, wherein the fixing frame 2 for fixing the mounting position of the power distribution cabinet body 1 is installed on one side of the power distribution cabinet body 1, the through hole 3 is formed in the bottom of the power distribution cabinet body 1, the baffle 4 is installed at the bottom of the power distribution cabinet body 1 in a manner of symmetrical rotation through a hinge, an electromagnet 5 is symmetrically and fixedly installed on one upper surface of one baffle 4, an input end of the electromagnet 5 is fixedly connected with a shell of the power distribution cabinet body 1, an output end of the electromagnet 5 is connected with the ground, the positioning cylinder 6 for positioning pins of the electromagnet 5 is fixedly installed on one upper surface of the other baffle 4, the positioning frame 7 is symmetrically and fixedly installed on the inner wall of the power distribution cabinet body 1, the mounting plate 8 for mounting an electrical appliance is installed between the two positioning frames 7 in a sliding manner, the sliding plate 9 is symmetrically and fixedly installed on two ends of the top of the mounting plate 8, the sliding plate 9 is fixedly connected with the inner wall of the positioning frame 7, and the positioning frame 7 is fixedly installed between the positioning frame 7 and the positioning mechanism 1 and the positioning mechanism is fixedly installed on the bottom of the positioning frame 8 is fixedly installed on the positioning frame 8. When the device is used, when the electric leakage condition occurs on the shell of the power distribution cabinet body 1, current on the power distribution cabinet body 1 passes through the electromagnet 5 to drive a bolt of the electromagnet 5 to slide out of the positioning cylinder 6, the baffle 4 is rotated to cancel the sealing of the through hole 3 and the support of the mounting plate 8, the sliding plates 9 at the two ends of the top of the mounting plate 8 slide along the positioning frame 7 to drive the mounting plate 8 to descend, the mounting plate 8 slides out of the power distribution cabinet body 1, people can conveniently maintain the electric appliances on the mounting plate 8, meanwhile, the electric shock caused by the fact that people touch the power distribution cabinet body 1 by mistake is prevented, the falling speed of the mounting plate 8 is reduced through the operation of the buffer mechanism 10, the mounting plate 8 inside the sliding out of the power distribution cabinet body 1 is propped up through the operation of the positioning mechanism 11, and the maintenance of people is facilitated.
Referring to fig. 1 to 6, the sliding plate 9 is made of a plastic material. The contact between the mounting plate 8 and the live power distribution cabinet body 1 is canceled.
Referring to fig. 1 to 6, the buffer mechanism 10 includes a limit post 101, a buffer spring 102 and a limit hole 103, the limit post 101 is fixedly mounted on the inner wall of the power distribution cabinet body 1 corresponding to the inner position of the bottom end of the positioning frame 7, the buffer spring 102 is sleeved on the outer side of the limit post 101, one end of the buffer spring 102 is fixedly connected with the bottom of the inner wall of the power distribution cabinet body 1, the limit holes 103 are symmetrically formed at two ends of the sliding plate 9, and the limit hole 103 is slidably connected with the limit post 101. In the process that the mounting plate 8 slides out of the inside of the power distribution cabinet body 1, the limiting holes 103 on the sliding plate 9 penetrate through the top of the limiting columns 101, the falling speed of the mounting plate 8 is reduced through the operation of the buffer springs 102, and the falling stability of the mounting plate 8 is realized.
Referring to fig. 1 to 6, a chamfer is provided at the top of the limit post 101. The limit post 101 is convenient to pass through the limit hole 103.
Referring to fig. 1 to 6, a tension spring 12 is installed between the mounting plate 8 and the baffle plate 4, one end of the tension spring 12 is fixedly connected with the bottom end of the mounting plate 8, and the other end of the tension spring 12 is fixedly connected with one end of the baffle plate 4 far away from the power distribution cabinet body 1. During the falling of the mounting plate 8, the tension spring 12 will reduce the falling speed of the mounting plate 8 again, so as to realize the falling stability of the mounting plate 8.
Referring to fig. 1 to 6 in combination, the positioning mechanism 11 includes a sliding hole 111, a sliding rod 112, a pressing plate 113, a moving gear 114, a mounting block 115, a rotating rod 116, a torsion spring 117, a pressing rod 118, a pressing groove 119, a transmission gear 1110, a supporting rod 1111 and a return spring 1112, the sliding hole 111 is symmetrically provided at the bottom end of the fixing frame 2, the sliding rod 112 is slidably mounted in the middle of the sliding hole 111, the pressing plate 113 is fixedly mounted at one end of the two sliding rods 112, the moving gear 114 is fixedly mounted in the middle of the two sliding rods 112, the mounting block 115 is fixedly mounted at the top of the moving gear 114, the rotating rod 116 is rotatably mounted in the middle of the mounting block 115, the torsion spring 117 is symmetrically sleeved at both ends of the rotating rod 116, one end of the torsion spring 117 is fixedly connected with the end of the rotating rod 116, the other end of the torsion spring 117 is fixedly connected with one side of the mounting block 115, the pressing rod 118 is fixedly mounted in the middle of the mounting plate 8 corresponding to the pressing rod 118, the pressing groove 119 is slidably connected with the pressing rod 118, the upper surface of the bottom end of the fixing frame 2 is rotatably mounted with the transmission gear 1110 through a shaft pin, the transmission gear 1110 is fixedly meshed with the moving gear 114, the torsion spring 1112 is fixedly connected with the outer side of the fixing frame 112, and the other end of the reset spring is fixedly connected with the outer side of the fixing frame 1112 is rotatably sleeved on the fixing frame 2. When the mounting plate 8 falls to the bottommost part, the extrusion groove 119 on the mounting plate 8 extrudes the extrusion rod 118, and the extrusion rod 118 is in an inclined state at the moment, so that the extrusion rod 118 is driven to have a tendency of rotating along the rotating rod 116, the extrusion is driven to move along the sliding rod 112 by the connection of the mounting block 115, when the extrusion rod 118 rotates along the rotating rod 116, the falling speed of the mounting plate 8 is reduced again by the operation of the torsion spring 117, the abutting rod 1111 is driven to rotate by the movement of the moving gear 114 and the engagement of the transmission gear 1110 and the moving gear 114, the end part of the abutting rod 1111 is driven to rotate to one side of the mounting plate 8, and at the moment, the end part of the abutting rod 1111 abuts against the mounting plate 8, so that the extrusion force applied during the maintenance of an electric appliance mounted on the mounting plate 8 is stabilized, the vertical position of the mounting plate 8 is ensured, and the maintenance of people is facilitated.
Referring to fig. 1 to 6, the sliding hole 111 and the sliding rod 112 are closely attached to each other. The sliding stability of the sliding rod 112 along the sliding hole 111 is realized.
Referring to fig. 1 to 6, an end of the abutment 1111 remote from the transmission gear 1110 is rounded. The possibility of the abutment lever 1111 abutting against the mounting plate 8 when the abutment lever 1111 rotates is achieved.
When the device is used, when the electric leakage condition occurs in the shell of the power distribution cabinet body 1, current on the power distribution cabinet body 1 passes through the electromagnet 5 to drive a bolt of the electromagnet 5 to slide out of the positioning cylinder 6, the baffle 4 rotates to cancel the sealing of the through hole 3 and the support of the mounting plate 8, the sliding plates 9 at the two ends of the top of the mounting plate 8 slide along the positioning frame 7 to drive the mounting plate 8 to descend, the mounting plate 8 slides out of the power distribution cabinet body 1, people can conveniently maintain the electrical appliances mounted on the mounting plate 8, meanwhile, the electric shock caused by the mistaken touch of the power distribution cabinet body 1 is prevented, in the process of sliding the mounting plate 8 out of the power distribution cabinet body 1, the limiting hole 103 on the sliding plate 9 passes through the top of the limiting column 101, the falling speed of the mounting plate 8 is reduced through the operation of the buffer spring 102, the falling stability of the mounting plate 8 is realized, and when the falling of the mounting plate 8 to the bottommost part, the extrusion groove 119 on the mounting plate 8 extrudes the extrusion rod 118, and the extrusion rod 118 is in an inclined state at the moment, so that the extrusion rod 118 is driven to rotate along the rotating rod 116, the extrusion is carried out through the connection of the mounting block 115 to drive the movable gear 114 to move along the sliding rod 112, when the extrusion rod 118 rotates along the rotating rod 116, the falling speed of the mounting plate 8 is reduced again through the operation of the torsion spring 117, the abutting rod 1111 is driven to rotate through the movement of the movable gear 114 and the engagement of the transmission gear 1110 and the movable gear 114, the end part of the abutting rod 1111 is driven to rotate to one side of the mounting plate 8, the end part of the abutting rod 1111 abuts against the mounting plate 8 at the moment, the extrusion force applied during the maintenance of an electric appliance mounted on the mounting plate 8 is stabilized, the vertical position of the mounting plate 8 is ensured, the maintenance of people is facilitated, after the maintenance is finished, people push the mounting plate 8 from bottom to top, store the mounting plate 8 inside the power distribution cabinet body 1, press the bolt of the electromagnet 5, rotate the baffle 4 to the closure of the through hole 3 and to the support of the mounting plate 8, release the pressing of the bolt of the electromagnet 5 afterwards, insert the bolt of the electromagnet 5 into the positioning cylinder 6, realize the maintenance whole operation to the power distribution cabinet body 1.
The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present invention.
Claims (8)
1. The utility model provides a colliery earth leakage protection device in pit, its characterized in that, including switch board body (1), mount (2), through-hole (3), baffle (4), electro-magnet (5), positioning cylinder (6), locating rack (7), mounting panel (8), slide (9), buffer gear (10) and positioning mechanism (11), mount (2) that are used for fixed switch board body (1) mounted position are installed to one side of switch board body (1), through-hole (3) have been seted up to the bottom of switch board body (1), baffle (4) are installed through the hinge symmetry rotation to the position of corresponding through-hole (3) in the bottom of switch board body (1), one of them the one end upper surface symmetry fixed mounting of baffle (4) has electro-magnet (5), the input of electro-magnet (5) is connected with the casing fixed connection of switch board body (1), the output and the ground of electro-magnet (5) are connected and are set up, and another the one end upper surface symmetry fixed mounting of baffle (4) has positioning cylinder (6) that are used for the location of electro-magnet (5), the location of electrical apparatus (7) are installed to the one end upper surface of baffle (4) is fixed mounting panel (7), the utility model discloses a power distribution cabinet, including mounting panel (8), locating rack (8), slide (9) are installed at the top both ends symmetry fixed mounting of mounting panel (8), the inner wall sliding connection of slide (9) and locating rack (7), fixed mounting has buffer gear (10) that are used for carrying out buffering to the whereabouts of locating rack (7) between switch board body (1) and locating rack (7), fixed mounting has positioning mechanism (11) that are used for fixing the position of mounting panel (8) between the bottom of switch board body (1) and mounting panel (8).
2. A coal mine underground earth leakage protection device according to claim 1, characterized in that the slide plate (9) is of a plastic material.
3. The underground coal mine leakage protection device according to claim 1, wherein the buffer mechanism (10) comprises a limit column (101), a buffer spring (102) and a limit hole (103), the limit column (101) is fixedly installed at the inner position of the inner wall of the power distribution cabinet body (1) corresponding to the bottom end of the positioning frame (7), the buffer spring (102) is sleeved on the outer side of the limit column (101), one end of the buffer spring (102) is fixedly connected with the bottom of the inner wall of the power distribution cabinet body (1), the limit holes (103) are symmetrically formed in two ends of the sliding plate (9), and the limit holes (103) are slidably connected with the limit column (101).
4. A coal mine underground earth leakage protection device according to claim 3, characterized in that the top end of the limit post (101) is provided with a chamfer.
5. The underground coal mine leakage protection device according to claim 1, wherein a tensioning spring (12) is installed between the mounting plate (8) and the baffle plate (4), one end of the tensioning spring (12) is fixedly connected with the bottom end of the mounting plate (8), and the other end of the tensioning spring (12) is fixedly connected with one end, far away from the power distribution cabinet body (1), of the baffle plate (4).
6. The underground coal mine leakage protection device according to claim 1, wherein the positioning mechanism (11) comprises a sliding hole (111), sliding rods (112), a pressing plate (113), a moving gear (114), a mounting block (115), a rotating rod (116), a torsion spring (117), a pressing rod (118), a pressing groove (119), a transmission gear (1110), a supporting rod (1111) and a return spring (1112), the sliding hole (111) is symmetrically arranged at the bottom end of the fixing frame (2), the sliding rods (112) are slidably mounted in the middle of the sliding hole (111), the pressing plate (113) is fixedly mounted at one ends of the two sliding rods (112), the moving gears (114) are fixedly mounted in the middle of the two sliding rods (112), the mounting block (115) is fixedly mounted at the top of the moving gear (114), the rotating rod (116) is rotatably mounted in the middle of the mounting block (115), the torsion spring (117) is symmetrically sleeved at two ends of the rotating rod (116), one end of the torsion spring (117) is fixedly connected with the end of the rotating rod (116), one end of the other end of the torsion spring (117) is fixedly connected with the pressing rod (116) through the middle part (116), the extrusion groove (119) has been seted up to the position that one side of mounting panel (8) corresponds extrusion pole (118), extrusion groove (119) and extrusion pole (118) sliding connection, transmission gear (1110) are installed through pivot symmetry rotation to the bottom upper surface of mount (2), transmission gear (1110) are connected with movable gear (114) meshing, the outside fixed mounting of transmission gear (1110) has support pole (1111) that are used for supporting mounting panel (8) one side, the middle part cover of slide bar (112) is equipped with reset spring (1112), the outside fixed connection of one end and slide bar (112) of reset spring (1112), the other end and the inner wall fixed connection of mount (2) of reset spring (1112).
7. The underground coal mine leakage protection device according to claim 6, wherein the sliding hole (111) is closely attached to the sliding rod (112) for sliding.
8. The underground coal mine leakage protection device according to claim 6, wherein one end of the supporting rod (1111) far away from the transmission gear (1110) is provided with a round corner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310820167.1A CN116544796B (en) | 2023-07-06 | 2023-07-06 | Underground coal mine leakage protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310820167.1A CN116544796B (en) | 2023-07-06 | 2023-07-06 | Underground coal mine leakage protection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116544796A true CN116544796A (en) | 2023-08-04 |
| CN116544796B CN116544796B (en) | 2023-09-22 |
Family
ID=87452852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310820167.1A Active CN116544796B (en) | 2023-07-06 | 2023-07-06 | Underground coal mine leakage protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116544796B (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107069496A (en) * | 2017-05-17 | 2017-08-18 | 中科天工电气控股有限公司 | A kind of draw-out type low voltage switch cabinet of easy access |
| CN210120324U (en) * | 2019-06-13 | 2020-02-28 | 上海拓及轨道交通设备股份有限公司 | Baffle mechanism with interlock |
| CN210985361U (en) * | 2019-12-14 | 2020-07-10 | 张慧英 | Power module with quick fixing mechanism |
| CN211320651U (en) * | 2019-09-25 | 2020-08-21 | 大连天诚电力科技有限公司 | Intelligent power grid comprehensive distribution box |
| CN112038923A (en) * | 2020-09-12 | 2020-12-04 | 合肥源康信息科技有限公司 | Switch board with quick maintenance function |
| CN213420050U (en) * | 2020-09-23 | 2021-06-11 | 江苏优特安智能科技有限公司 | Mining valve electric actuator control box of high stability |
| CN214958033U (en) * | 2021-03-26 | 2021-11-30 | 白慧军 | Switch board with gas detection function |
| CN114512922A (en) * | 2022-04-19 | 2022-05-17 | 天津航天和兴科技有限公司 | Integrated rapid plug-pull power supply device for shelter cable network |
| CN217956441U (en) * | 2022-05-13 | 2022-12-02 | 河南金来电气设备有限公司 | Monitoring device for internal components of power distribution cabinet |
| CN218040288U (en) * | 2022-07-12 | 2022-12-13 | 四川红华电气有限公司 | Power distribution cabinet convenient to maintain |
| CN218940411U (en) * | 2022-10-27 | 2023-04-28 | 武汉德唯尔科技有限公司 | Be used for outdoor waterproof light current case installing support |
-
2023
- 2023-07-06 CN CN202310820167.1A patent/CN116544796B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107069496A (en) * | 2017-05-17 | 2017-08-18 | 中科天工电气控股有限公司 | A kind of draw-out type low voltage switch cabinet of easy access |
| CN210120324U (en) * | 2019-06-13 | 2020-02-28 | 上海拓及轨道交通设备股份有限公司 | Baffle mechanism with interlock |
| CN211320651U (en) * | 2019-09-25 | 2020-08-21 | 大连天诚电力科技有限公司 | Intelligent power grid comprehensive distribution box |
| CN210985361U (en) * | 2019-12-14 | 2020-07-10 | 张慧英 | Power module with quick fixing mechanism |
| CN112038923A (en) * | 2020-09-12 | 2020-12-04 | 合肥源康信息科技有限公司 | Switch board with quick maintenance function |
| CN213420050U (en) * | 2020-09-23 | 2021-06-11 | 江苏优特安智能科技有限公司 | Mining valve electric actuator control box of high stability |
| CN214958033U (en) * | 2021-03-26 | 2021-11-30 | 白慧军 | Switch board with gas detection function |
| CN114512922A (en) * | 2022-04-19 | 2022-05-17 | 天津航天和兴科技有限公司 | Integrated rapid plug-pull power supply device for shelter cable network |
| CN217956441U (en) * | 2022-05-13 | 2022-12-02 | 河南金来电气设备有限公司 | Monitoring device for internal components of power distribution cabinet |
| CN218040288U (en) * | 2022-07-12 | 2022-12-13 | 四川红华电气有限公司 | Power distribution cabinet convenient to maintain |
| CN218940411U (en) * | 2022-10-27 | 2023-04-28 | 武汉德唯尔科技有限公司 | Be used for outdoor waterproof light current case installing support |
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| Publication number | Publication date |
|---|---|
| CN116544796B (en) | 2023-09-22 |
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