CN211508320U

CN211508320U - Underground power distribution protection device for coal mine

Info

Publication number: CN211508320U
Application number: CN202020519215.5U
Authority: CN
Inventors: 高庆雨; 孙红梅; 黄华
Original assignee: SHANGHAI YIDE ELECTRIC TECHNOLOGY CO LTD
Current assignee: SHANGHAI YIDE ELECTRIC TECHNOLOGY CO LTD
Priority date: 2020-04-10
Filing date: 2020-04-10
Publication date: 2020-09-15
Anticipated expiration: 2030-04-10

Abstract

The utility model discloses a colliery is distribution protection device in pit relates to the coal mine equipment field, the on-line screen storage device comprises a base, a plurality of pillars of top fixedly connected with of base, the top fixed connection footstock of pillar, the fixed top strutting arrangement that is equipped with in top of footstock, be equipped with the block terminal between base and the footstock, be equipped with the filtering mechanism that admits air in the base, be equipped with exhaust mechanism in the footstock, the vent that is linked together with the filtering mechanism that admits air, exhaust mechanism is all seted up with the bottom in the top of block terminal, the utility model discloses a set up top strutting arrangement and can strut the outside of block terminal to increase the stability in tunnel, can realize the ventilation and heat dissipation of block terminal under the condition with filtration through setting up admitting air filtering mechanism and exhaust mechanism, thereby can protect all kinds of electron device in the block.

Description

Underground power distribution protection device for coal mine

Technical Field

The utility model relates to a coal mine equipment field specifically is a colliery is distribution protection device in pit.

Background

Generally divided into an underground coal mine and a strip coal mine. When the coal seam is far from the ground surface, a tunnel is usually dug to the underground, so that the coal is a mineworker coal mine. When the coal seam is very close to the earth surface, the coal is generally excavated by directly stripping the earth surface, which is an open pit coal mine. The vast majority of coal mines in China belong to underground coal mines. Coal mines encompass a large area above ground and below ground as well as associated facilities. Coal mines are reasonable spaces excavated by humans when excavating geological formations rich in coal and generally include roadways, wells, and mining surfaces, among others.

A mine is a generic term for roadways, chambers, equipment, ground buildings and structures that form the production system of an underground coal mine. Inclined shafts, vertical shafts, adits and the like in underground mining of mines are also sometimes referred to as mines. In the coal mine underground operation process, various mechanical equipment, lighting devices and various electronic instruments are needed to supply power, and therefore a power distribution device is needed, but the power distribution device is easily damaged due to the fact that the internal environment of a mine is complex and unstable and is easily affected by the environment.

Disclosure of Invention

The utility model provides a colliery is distribution protection device in pit has solved the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a colliery is distribution protection device in pit, includes the base, a plurality of pillars of top fixedly connected with of base, the top fixed connection footstock of pillar, the fixed top strutting arrangement that is equipped with in top of footstock, be equipped with the block terminal between base and the footstock, be equipped with the filtering mechanism that admits air in the base, be equipped with exhaust mechanism in the footstock, the vent that is linked together with the filtering mechanism that admits air, exhaust mechanism is all seted up with the bottom in the top of block terminal.

As the utility model discloses a preferred technical scheme, a plurality of footing of bottom fixed connection of footstock, the bottom below of footing is equipped with the buffing pad, fixed connection buffer spring in the buffing pad, buffer spring's top and footing fixed connection.

As a preferred technical scheme of the utility model, the lower installation cavity of filter mechanism in offering in the base admits air, and the installation cavity internal rotation is equipped with interior rotation seat down, and the middle chamber has been seted up to the central authorities of internal rotation seat, has seted up a plurality of purification passageways on the interior rotation seat in the middle chamber outside, all is equipped with the filter core in every purification passageway, and the front side of base is seted up and is purified the corresponding inlet channel of passageway, and inlet channel's tip is equipped with the end cover.

As an optimized technical scheme of the utility model, run through on the end cover and seted up the air inlet, be equipped with the filter screen that admits air in the air inlet.

As an optimized technical proposal of the utility model, the filter element comprises activated carbon particles and filter cloth.

As an optimal technical scheme of the utility model, the coaxial fixed connection in bottom central authorities of interior rotation seat rotates the post, rotates the post and passes the base and be located a plurality of rotation support arms of its below and fixed connection.

As a preferred technical scheme of the utility model, exhaust mechanism is including seting up the exhaust chamber in the footstock, and the intracavity setting of airing exhaust is equipped with the exhaust fan, and the front side of footstock is opened and is equipped with the gas vent that is linked together with the chamber of airing exhaust, and the gas vent internal fixation is equipped with exhaust filter screen.

As a preferred technical scheme of the utility model, top strutting arrangement is including fixed a plurality of first hydraulic stems that set up in footstock top middle part, the top of footstock fixed all around be equipped with a plurality of sloping platforms, fixed connection second hydraulic stem on the sloping platform, first hydraulic stem rotates respectively with the flexible end of second hydraulic stem to be connected first rotation support and second rotation support.

The utility model discloses have following useful part: the utility model discloses a set up top strutting arrangement and can strut the outside of block terminal to increase the stability in tunnel, can realize the ventilation and heat dissipation of block terminal under the condition with filtration through setting up filter mechanism and the exhaust mechanism that admits air, thereby can protect all kinds of electron device in the block terminal, prolong its life.

Drawings

FIG. 1 is a schematic structural diagram of a coal mine underground power distribution protection device.

FIG. 2 is a top view of a base in the underground coal mine power distribution protection device.

Fig. 3 is a schematic structural diagram of an air inlet filtering mechanism in the underground coal mine power distribution protection device.

FIG. 4 is a schematic structural diagram of an end cover in the underground coal mine power distribution protection device.

In the figure: 1. a base; 2. a pillar; 3. a top seat; 4. a first hydraulic lever; 5. a first rotating support; 6. a sloping table; 7. a second hydraulic rod; 8. a second rotating support; 9. a distribution box; 10. footing; 11. a buffer seat; 12. rotating the column; 13. an end cap; 14. rotating the support arm; 15. an exhaust port; 16. an inner rotating seat; 17. a middle cavity; 18. a purge channel; 19. an air intake passage; 20. a filter element; 21. an air inlet; 22. an air inlet filter screen.

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.

It should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

Example 1

Referring to fig. 1-4, a power distribution protection device in a coal mine comprises a base 1, a plurality of pillars 2 fixedly connected to the top of the base 1, a top seat 3 fixedly connected to the top ends of the pillars 2, a top supporting device fixedly arranged on the top end of the top seat 3, a distribution box 9 arranged between the base 1 and the top seat 3, an air inlet filtering mechanism arranged in the base 1, an exhaust mechanism arranged in the top seat 3, and vents communicated with the air inlet filtering mechanism and the exhaust mechanism arranged at the top end and the bottom end of the distribution box 9.

The filter mechanism admits air includes the lower installation cavity of seting up in base 1, and lower installation cavity internal rotation is equipped with interior rotation seat 16, and middle chamber 17 has been seted up at the central authorities of interior rotation seat 16, has seted up a plurality of purification passageway 18 on the internal rotation seat 16 in the middle chamber 17 outside, all is equipped with filter core 20 in every purification passageway 18, and the front side of base 1 is seted up and is purified the corresponding inlet channel 19 of passageway 18, and inlet channel 19's tip is equipped with end cover 13.

An air inlet 21 is formed in the end cover 13 in a penetrating mode, and an air inlet filter screen 22 is arranged in the air inlet 21.

The filter element 20 comprises activated carbon particles and filter cloth.

The center of the bottom end of the inner rotating seat 16 is coaxially and fixedly connected with a rotating column 12, and the rotating column 12 penetrates through the base 1 to be positioned below the base and is fixedly connected with a plurality of rotating support arms 14.

The exhaust mechanism comprises an exhaust cavity arranged in the top seat 3, an exhaust fan is fixedly arranged in the exhaust cavity, an exhaust port 15 communicated with the exhaust cavity is formed in the front side of the top seat 3, and an exhaust filter screen is fixedly arranged in the exhaust port 15.

The top support device comprises a plurality of first hydraulic rods 4 fixedly arranged at the middle part of the top end of the top base 3, the top of the top base 3 is fixedly provided with a plurality of inclined platforms 6 all around, the second hydraulic rods 7 are fixedly connected to the inclined platforms 6, and the first hydraulic rods 4 and the telescopic ends of the second hydraulic rods 7 are respectively connected with a first rotating support 5 and a second rotating support 8 in a rotating mode.

Example 2

Referring to fig. 1 to 4, the other contents of the present embodiment are the same as embodiment 1, except that: a plurality of footing 10 of bottom fixed connection of footstock 3, the bottom below of footing 10 is equipped with

buffer base

11, 11 internal fixation of buffer base connect buffer spring, buffer spring's top and footing 10 fixed connection.

The utility model discloses in the implementation, start the exhaust fan, wind gets into from inlet channel 19 to through the purification back of filter core 20, reentrant block terminal 9 is interior, takes away the heat back and gets rid of from gas vent 15 at last, and after filter core 20 used for a long time, will rotate support arm 14 and rotate and can be with next purification passageway 18 and inlet channel 19 butt joint intercommunication, continue to carry out filtration.

The utility model discloses a set up top strutting arrangement and can strut the outside of block terminal to increase the stability in tunnel, can realize the ventilation and heat dissipation of block terminal under the condition with filtration through setting up filter mechanism and the exhaust mechanism that admits air, thereby can protect all kinds of electron device in the block terminal, prolong its life.

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 colliery is distribution protection device in pit, including base (1), a plurality of pillars of top fixedly connected with (2) of base (1), top fixed connection footstock (3) of pillar (2), a serial communication port, the fixed top strutting arrangement that is equipped with in top of footstock (3), be equipped with block terminal (9) between base (1) and footstock (3), be equipped with the filtering mechanism that admits air in base (1), be equipped with exhaust mechanism in footstock (3), the vent that is linked together with the filtering mechanism that admits air, exhaust mechanism is all seted up to the top and the bottom of block terminal (9).

2. The underground coal mine power distribution protection device according to claim 1, wherein the bottom end of the top base (3) is fixedly connected with a plurality of feet (10), a buffer base (11) is arranged below the bottom end of each foot (10), a buffer spring is fixedly connected in each buffer base (11), and the top end of each buffer spring is fixedly connected with each foot (10).

3. The underground coal mine power distribution protection device according to claim 1, wherein the air inlet filtering mechanism comprises a lower installation cavity arranged in the base (1), an inner rotating seat (16) is rotatably arranged in the lower installation cavity, a middle cavity (17) is formed in the center of the inner rotating seat (16), a plurality of purification channels (18) are formed in the inner rotating seat (16) on the outer side of the middle cavity (17), a filter element (20) is arranged in each purification channel (18), an air inlet channel (19) corresponding to the purification channel (18) is formed in the front side of the base (1), and an end cover (13) is arranged at the end of the air inlet channel (19).

4. The underground coal mine power distribution protection device according to claim 3, wherein an air inlet (21) penetrates through the end cover (13), and an air inlet filter screen (22) is arranged in the air inlet (21).

5. Coal mine underground power distribution protection device according to claim 3, characterized in that said filter element (20) comprises activated carbon granules and filter cloth.

6. The underground coal mine power distribution protection device according to claim 3, wherein the bottom center of the inner rotating base (16) is coaxially and fixedly connected with a rotating column (12), and the rotating column (12) penetrates through the base (1) to be positioned below the base and is fixedly connected with a plurality of rotating support arms (14).

7. The underground coal mine power distribution protection device according to claim 6, wherein the exhaust mechanism comprises an exhaust cavity arranged in the top seat (3), an exhaust fan is fixedly arranged in the exhaust cavity, an exhaust port (15) communicated with the exhaust cavity is formed in the front side of the top seat (3), and an exhaust filter screen is fixedly arranged in the exhaust port (15).

8. The underground coal mine power distribution protection device according to claim 6 or 7, wherein the top support device comprises a plurality of first hydraulic rods (4) fixedly arranged in the middle of the top end of the top base (3), a plurality of inclined platforms (6) are fixedly arranged around the top of the top base (3), a second hydraulic rod (7) is fixedly connected to the inclined platforms (6), and the telescopic ends of the first hydraulic rods (4) and the second hydraulic rod (7) are respectively and rotatably connected with a first rotating support (5) and a second rotating support (8).