CN214411765U - Lightning protection structure of coal mine hoisting derrick - Google Patents
Lightning protection structure of coal mine hoisting derrick Download PDFInfo
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- CN214411765U CN214411765U CN202120025818.4U CN202120025818U CN214411765U CN 214411765 U CN214411765 U CN 214411765U CN 202120025818 U CN202120025818 U CN 202120025818U CN 214411765 U CN214411765 U CN 214411765U
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- grounding
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- APTZNLHMIGJTEW-UHFFFAOYSA-N pyraflufen-ethyl Chemical compound C1=C(Cl)C(OCC(=O)OCC)=CC(C=2C(=C(OC(F)F)N(C)N=2)Cl)=C1F APTZNLHMIGJTEW-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model relates to a derrick technical field just discloses a colliery promotes derrick lightning protection structure, this colliery promotes derrick lightning protection structure, including annular lightning-arrest subassembly, the bottom fixed mounting of annular lightning-arrest subassembly has device insulating assembly, the inside fixed mounting of device insulating assembly has spiral conductive component, spiral conductive component's bottom fixed mounting has device ground connection subassembly. This colliery promotes derrick lightning protection structure gathers thunder ring through the top among the annular lightning-arrest subassembly and leads the thunder and lightning in the section to the annular lightning-arrest subassembly through supplementary lightning rod, the spiral conductive component of annular lightning-arrest subassembly bottom fixed mounting offsets the partial electric current of annular lightning-arrest subassembly gathering inside toper protecting sheathing through spiral honeycomb duct, most electric current leads to the device ground connection subassembly of device bottom fixed mounting through the ground connection subassembly connecting rod in, lightning-arrest water conservancy diversion is fast, avoid electric power to stop the problem that takes place to damage lifting means at the equipment surface for a long time.
Description
Technical Field
The utility model relates to a derrick technical field specifically is a colliery promotes derrick lightning protection structure.
Background
When the process is excavated in the colliery, need carry out the colliery promotion, erect the hoisting frame in the hoisting well, then drive the promotion through motor drive, because the height that promotes the derrick is higher, adopt steel frame construction equipment to form more, can there be the condition of multiple spot extension, therefore, it draws the thunder easily to become, just at present, part lightning protection structure is add the lightning rod on the steelframe, carry out the lightning protection through the lightning rod, nevertheless because it is complicated to promote the derrick structure, high, the condition of a plurality of high spots simultaneously draw the thunder appears very easily, the subassembly is dredged to the no thunder in the bottom, influence equipment safety easily, the condition that the thunderbolt leads to equipment trouble appears, influence lifting means operation, therefore, need a colliery promotion derrick lightning protection structure urgently.
Disclosure of Invention
Technical problem to be solved
Not enough to prior art, the utility model provides a colliery promotes derrick lightning protection structure possesses advantages such as lightning-arrest effectual, that electric conduction speed is fast, barrier propterty is high, the installation of being convenient for, has solved that lightning-arrest effect is not good, the device is not convenient for install, the device electric conductivity is weak, the device barrier propterty is poor problem.
(II) technical scheme
For the purpose that realizes that above-mentioned lightning-arrest effectual, electrically conductive fast, barrier propterty are high, be convenient for the installation, the utility model provides a following technical scheme: the utility model provides a colliery promotes derrick lightning protection structure, includes the lightning-arrest subassembly of annular, the bottom fixed mounting of the lightning-arrest subassembly of annular has device insulating assembly, the inside fixed mounting of device insulating assembly has spiral conductive component, spiral conductive component's bottom fixed mounting has device ground connection subassembly.
Preferably, the annular lightning protection component comprises a top lightning collecting ring, an auxiliary lightning rod, a main lightning rod and a lightning rod fixing component, wherein the top lightning collecting ring is fixedly connected with the main lightning rod through the auxiliary lightning rod.
The top lightning collecting ring in the annular lightning protection assembly leads lightning in a wafer area to the annular lightning protection assembly through the auxiliary lightning rod, and the spiral conductive assembly fixedly mounted at the bottom of the annular lightning protection assembly offsets partial current collected by the annular lightning protection assembly inside the conical protection shell through the spiral flow guide pipe.
Preferably, the device insulation assembly comprises a top flow deflector, a side insulation layer, an insulation layer fixing frame, a bottom fixing ring and an L-shaped fixing side piece, wherein the top flow deflector is fixedly arranged at the top of the side insulation layer, the side insulation layer is fixedly arranged at the top of the bottom fixing ring through the insulation layer fixing frame, and the L-shaped fixing side piece is fixedly arranged at the side of the bottom fixing ring.
The device insulating assembly is fixed on the top of the lifting frame through the L-shaped fixing side piece, and small lightning charges are dispersed outside the assembly while the fixing device is fixed, so that current on the device is isolated from the lifting frame, and the lifting frame is protected.
Preferably, the spiral conductive assembly is composed of a conical protective shell, a top fixing assembly, a grounding assembly connecting rod, a spiral flow guide pipe, a bottom insulating seat and a grounding assembly fixing member, wherein the grounding assembly connecting rod is fixedly installed inside the conical protective shell through the top fixing assembly.
This spiral conductive component will decompose during remaining most electric current leads device ground connection subassembly of device bottom fixed mounting through the ground connection subassembly connecting rod, and lightning-arrest water conservancy diversion is fast, avoids electric power to stop for a long time at the equipment surface and takes place to damage the problem of lifting means.
Preferably, a spiral guide pipe in the spiral conductive assembly is fixedly installed on the side face of the connecting rod of the grounding assembly, a bottom insulating seat is fixedly installed at the bottom of the spiral guide pipe, and a fixing part of the grounding assembly is fixedly installed at the bottom of the bottom insulating seat.
This spiral conductive assembly offsets each other in the inside low impedance return circuit that produces of device insulation assembly with partial electric current through setting up spiral honeycomb duct for the decomposition of thunder and lightning is derived simultaneously, avoids the problem emergence of the unable quick water conservancy diversion in the short time ground connection conductive cable.
Preferably, the device grounding assembly consists of a spiral fixing assembly, an external insulating layer, a heat insulation protective layer, a grounding conductive cable, a conical fixing seat, a ground connecting sheet and a bottom conductive assembly, wherein the spiral fixing assembly is fixedly arranged at the top of the grounding conductive cable.
The device ground subassembly is with the leading-in ground of the electric current of device water conservancy diversion, and the thermal insulation protective layer in the device ground subassembly is inside the device with the heat separation that the electric current that passes through fast produced, and the accident that personnel touched by mistake is avoided taking place inside the electric lock effectively with the outside insulating layer.
Preferably, an external insulating layer in the grounding assembly of the device is fixedly arranged on the outer surface of the heat insulation protective layer, the grounding conductive cable is fixedly connected with the bottom conductive assembly through a conical fixed seat, and the ground connecting sheet is fixedly arranged at the bottom of the conical fixed seat.
The ground connecting sheet fixedly arranged at the bottom of the grounding component of the device fixes the bottom conductive component inserted underground, so that the problem that the bottom conductive component is exposed in the air and is displaced to fall off is avoided, and an electric control system of the lifting control equipment is protected.
Compared with the prior art, the utility model provides a colliery promotes derrick lightning protection structure possesses following beneficial effect:
1. this colliery promotes derrick lightning protection structure gathers thunder ring through the top among the annular lightning-arrest subassembly and leads the thunder in the section to the annular lightning-arrest subassembly through the auxiliary lightning rod, the spiral conductive component of annular lightning-arrest subassembly bottom fixed mounting offsets the partial electric current of annular lightning-arrest subassembly gathering inside toper protecting sheathing through spiral honeycomb duct, remaining most electric current leads to in the device ground connection subassembly of device bottom fixed mounting through the ground connection subassembly connecting rod, lightning-arrest water conservancy diversion is fast, avoid electric power to stop the problem that takes place to damage lifting means on the equipment surface for a long time, the device insulation assembly of surface fixed mounting also with few thunder electric charges dispersion in the subassembly outside in fixing device, make the electric current on the device isolated with the hoisting frame.
2. This colliery promotes derrick lightning protection structure is through setting up the leading-in ground of electric current that device ground connection subassembly will install the water conservancy diversion, the thermal insulation that separates the electric current production that the temperature protective layer will pass through fast in the device ground connection subassembly is inside the device, the external insulation layer is inside with electric power lock effectively, avoid taking place the accident that personnel touched by mistake, bottom fixed mounting's ground connection piece will insert underground bottom conductive component and fix, avoid bottom conductive component to expose the problem that takes place the displacement and drop in the air, the electrical system who promotes controlgear has been protected.
Drawings
FIG. 1 is a schematic plan view of the overall structure of the device of the present invention;
FIG. 2 is a schematic view of the whole structure of the device of the present invention;
fig. 3 is a schematic view of a part of the structure of the annular lightning protection component of the present invention;
FIG. 4 is a schematic view of a part of the structure of the insulating assembly of the device of the present invention;
FIG. 5 is a schematic view of a part of the spiral conductive assembly of the present invention;
FIG. 6 is a schematic view of a vertical view of a part of the grounding assembly of the device of the present invention;
fig. 7 is a schematic sectional view of a part of the structure of the grounding assembly of the present invention.
Wherein: 1. an annular lightning protection assembly; 101. a top lightning gathering ring; 102. an auxiliary lightning rod; 103. a main lightning rod; 104. a lightning rod fixing assembly; 2. a device isolation assembly; 201. a top flow deflector; 202. a side insulating layer; 203. an insulating layer fixing frame; 204. a bottom retainer ring; 205. an L-shaped fixed side piece; 3. a spiral conductive member; 301. a conical protective housing; 302. a top mount assembly; 303. a ground assembly connecting rod; 304. a spiral draft tube; 305. a bottom insulating base; 306. a grounding assembly fixture; 4. a device grounding assembly; 401. a screw fixing member; 402. an outer insulating layer; 403. a thermal insulation protective layer; 404. a grounded conductive cable; 405. a conical fixing seat; 406. a ground connecting sheet; 407. a bottom conductive component.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-7, a lightning protection structure for a coal mine hoisting derrick comprises an annular lightning protection assembly 1, the annular lightning protection assembly 1 is composed of a top lightning collecting ring 101, an auxiliary lightning rod 102, a main lightning rod 103 and a lightning rod fixing assembly 104, wherein the top lightning collecting ring 101 is fixedly connected with the main lightning rod 103 through the auxiliary lightning rod 102, a device insulation assembly 2 is fixedly installed at the bottom of the annular lightning protection assembly 1, the device insulation assembly 2 is composed of a top deflector 201, a side insulation layer 202, an insulation layer fixing frame 203, a bottom fixing ring 204 and an L-shaped fixing side plate 205, wherein the top deflector 201 is fixedly installed at the top of the side insulation layer 202, the side insulation layer 202 is fixedly installed at the top of the bottom fixing ring 204 through the insulation layer fixing frame 203, the L-shaped fixing side plate 205 is fixedly installed at the side of the bottom fixing ring 204, and a spiral conductive assembly 3 is fixedly installed inside the device insulation assembly 2, the spiral conducting assembly 3 comprises a conical protective casing 301, a top fixing assembly 302, a grounding assembly connecting rod 303, a spiral flow guide pipe 304, a bottom insulating seat 305 and a grounding assembly fixing member 306, wherein the grounding assembly connecting rod 303 is fixedly arranged inside the conical protective casing 301 through the top fixing assembly 302, the spiral flow guide pipe 304 in the spiral conducting assembly 3 is fixedly arranged on the side surface of the grounding assembly connecting rod 303, the bottom insulating seat 305 is fixedly arranged at the bottom of the spiral flow guide pipe 304, the grounding assembly fixing member 306 is fixedly arranged at the bottom of the bottom insulating seat 305, the device grounding assembly 403 is fixedly arranged at the bottom of the spiral conducting assembly 3, the device grounding assembly 4 comprises a spiral fixing assembly 401, an external insulating layer 402, a temperature-insulating protective layer, a grounding conducting cable 404, a conical fixing seat 405, a ground connecting sheet 406 and a bottom conducting assembly 407, wherein the spiral fixing assembly 401 is fixedly arranged at the top of the grounding conducting cable 404, the outer insulating layer 402 in the device grounding component 4 is fixedly arranged on the outer surface of the thermal insulation protective layer 403, the grounding conductive cable 404 is fixedly connected with the bottom conductive component 407 through the conical fixed seat 405, and the ground connecting sheet 406 is fixedly arranged at the bottom of the conical fixed seat 405.
In use, the lightning protection structure of the coal mine hoisting derrick guides lightning in a sheet area to the annular lightning protection component 1 through the auxiliary lightning rod 102 by the top lightning gathering ring 101 in the annular lightning protection component 1, the spiral conductive component 3 fixedly installed at the bottom of the annular lightning protection component 1 offsets part of current gathered by the annular lightning protection component 1 inside the conical protection shell 301 through the spiral guide pipe 304, the rest most of the current is guided to the device grounding component 4 fixedly installed at the bottom of the device through the grounding component connecting rod 303, the device insulating component 2 fixedly installed on the outer surface also disperses a small part of lightning charges outside the component while fixing the device, so that the current on the device is isolated from a hoisting frame, the current guided by the device grounding component 4 is guided to the ground, and the thermal insulation protection layer 403 in the device grounding component 4 isolates heat generated by the rapidly-passed current inside the device, outside insulating layer 402 is inside the electric lock effectively, avoids taking place the accident that personnel touched by mistake, and bottom fixed mounting's ground connection piece 406 will insert the fixed bottom conductive component 407 underground, avoids bottom conductive component 407 to expose the problem that takes place the displacement and drop in the air, has protected lifting control equipment's electrical system.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a colliery hoisting derrick lightning protection structure, includes annular lightning-arrest subassembly (1), its characterized in that: the bottom fixed mounting of annular lightning-arrest subassembly (1) has device insulating assembly (2), the inside fixed mounting of device insulating assembly (2) has spiral conductive component (3), the bottom fixed mounting of spiral conductive component (3) has device ground subassembly (4).
2. The lightning protection structure for the coal mine hoisting derrick of claim 1, wherein: the annular lightning protection assembly (1) is composed of a top lightning collecting ring (101), an auxiliary lightning rod (102), a main lightning rod (103) and a lightning rod fixing assembly (104), wherein the top lightning collecting ring (101) is fixedly connected with the main lightning rod (103) through the auxiliary lightning rod (102).
3. The lightning protection structure for the coal mine hoisting derrick of claim 1, wherein: the device insulation assembly (2) is composed of a top flow deflector (201), a side insulation layer (202), an insulation layer fixing frame (203), a bottom fixing ring (204) and an L-shaped fixing side piece (205), wherein the top flow deflector (201) is fixedly installed at the top of the side insulation layer (202), the side insulation layer (202) is fixedly installed at the top of the bottom fixing ring (204) through the insulation layer fixing frame (203), and the L-shaped fixing side piece (205) is fixedly installed at the side of the bottom fixing ring (204).
4. The lightning protection structure for the coal mine hoisting derrick of claim 1, wherein: the spiral conducting assembly (3) is composed of a conical protective shell (301), a top fixing assembly (302), a grounding assembly connecting rod (303), a spiral flow guide pipe (304), a bottom insulating seat (305) and a grounding assembly fixing piece (306), wherein the grounding assembly connecting rod (303) is fixedly installed inside the conical protective shell (301) through the top fixing assembly (302).
5. The lightning protection structure for the coal mine hoisting derrick of claim 1, wherein: a spiral guide pipe (304) in the spiral conductive assembly (3) is fixedly arranged on the side face of the grounding assembly connecting rod (303), a bottom insulating seat (305) is fixedly arranged at the bottom of the spiral guide pipe (304), and a grounding assembly fixing piece (306) is fixedly arranged at the bottom of the bottom insulating seat (305).
6. The lightning protection structure for the coal mine hoisting derrick of claim 1, wherein: the device grounding assembly (4) is composed of a spiral fixing assembly (401), an external insulating layer (402), a thermal insulation protective layer (403), a grounding conductive cable (404), a conical fixing seat (405), a ground connecting sheet (406) and a bottom conductive assembly (407), wherein the spiral fixing assembly (401) is fixedly installed at the top of the grounding conductive cable (404).
7. The lightning protection structure for the coal mine hoisting derrick of claim 1, wherein: an external insulating layer (402) in the grounding component (4) of the device is fixedly arranged on the outer surface of the heat insulation protective layer (403), a grounding conductive cable (404) is fixedly connected with a bottom conductive component (407) through a conical fixing seat (405), and a ground connecting sheet (406) is fixedly arranged at the bottom of the conical fixing seat (405).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120025818.4U CN214411765U (en) | 2021-01-06 | 2021-01-06 | Lightning protection structure of coal mine hoisting derrick |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120025818.4U CN214411765U (en) | 2021-01-06 | 2021-01-06 | Lightning protection structure of coal mine hoisting derrick |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214411765U true CN214411765U (en) | 2021-10-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120025818.4U Expired - Fee Related CN214411765U (en) | 2021-01-06 | 2021-01-06 | Lightning protection structure of coal mine hoisting derrick |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214411765U (en) |
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2021
- 2021-01-06 CN CN202120025818.4U patent/CN214411765U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211015 |
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| CF01 | Termination of patent right due to non-payment of annual fee |