CN213598010U

CN213598010U - Coal mine tunnel air door locking device

Info

Publication number: CN213598010U
Application number: CN202022634379.5U
Authority: CN
Inventors: 郝文科
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-16
Filing date: 2020-11-16
Publication date: 2021-07-02
Anticipated expiration: 2030-11-16

Abstract

The utility model discloses a coal mine tunnel air door locking device, including the wall body, be equipped with the mounting panel on the wall body, be equipped with quick disassembly body on the mounting panel, quick disassembly body includes a supporting cylinder, and supporting cylinder one end is equipped with the fixed block, is equipped with the support column on the fixed block, wears to be equipped with reset spring on the support column, wears to be equipped with the extrusion post in the supporting cylinder, and the cover is equipped with expanding spring on the extrusion post; be equipped with the spliced pole on the mounting panel, be equipped with slide mechanism on the spliced pole, slide mechanism includes the carriage, wear to be equipped with the gag lever post on the carriage, the gag lever post is connected with wire rope, be equipped with the pull rod on the carriage, the extrusion post on the pulling support cylinder, the fixed block is inside from the inside shrink of wall body advance support cylinder, carry out the unblock to the device, the convenience is dismantled the device fast, promote the revolving door, it removes to drive the slider on the carriage, make the gag lever post lock the revolving door, this mechanism part is few, moreover, the steam generator is simple in structure, the maintenance duration of device is reduced, staff's work.

Description

Coal mine tunnel air door locking device

Technical Field

The utility model relates to an air door shutting field, specific is a coal mine tunnel air door shutting device.

Background

The air door is important equipment for isolating air flow and passing vehicles and pedestrians under a coal mine, mainly realizes the control of the underground air flow, and the coal mine underground door leaves require at least two doors, the other door can be opened under the condition that one air door is closed, in order to ensure the normal ventilation of a mine, the two air doors are prohibited to be opened simultaneously by strict regulation of coal mine safety regulations, and an interlocking device arranged on the air doors can effectively prevent the two air doors from being opened simultaneously, thereby improving the ventilation efficiency of the mine, avoiding air loss and short air flow, wherein the existing air door locking device is mainly characterized in that a stay cord type air door clamping plate type air door locking device adopts a thin steel wire rope for transmission, and long-time use can lead to long maintenance time, therefore, the air door locking device on the market at the present stage has the technical problems of long maintenance time, large task amount and inconvenient disassembly.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a coal mine tunnel air door blocking device to among the solution prior art, air door blocking device maintenance time is long, and the task volume is big, the not convenient to detach's technical problem.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a coal mine tunnel air door locking device comprises a wall body, wherein a mounting plate is arranged on the wall body, a quick disassembling mechanism is arranged on the mounting plate and comprises a supporting barrel, a fixed block is arranged at one end of the supporting barrel, a supporting column is arranged on the fixed block, a reset spring penetrates through the supporting column, an extrusion column penetrates through the supporting barrel, a telescopic spring is sleeved on the extrusion column, and a return spring is sleeved outside the supporting barrel; be provided with the spliced pole on the mounting panel, be provided with slide mechanism on the spliced pole, slide mechanism includes the carriage, the gag lever post is worn to be equipped with by carriage one side, the gag lever post is connected with wire rope, the carriage opposite side is provided with the pull rod, the pull rod is connected with extension spring, the pull rod sets up on the slider, the slider is connected with the push rod.

As an optimal technical scheme of the utility model, wear to be equipped with the bolt on the push rod, the bolt passes the push rod and is connected with the revolving door.

As the utility model discloses a preferred technical scheme, be provided with spacing post on the carriage, be provided with the fixed plate on the spacing post, wear to be equipped with expansion bolts on the fixed plate, the cover is equipped with the expansion cylinder on the expansion bolts, expansion bolts passes the fixed plate with wall connection.

As the utility model discloses an optimized technical scheme, be provided with spacing dish on the gag lever post.

As the utility model discloses a preferred technical scheme, be provided with the pull ring on the extrusion post.

As an optimal technical scheme of the utility model, the spliced pole is provided with the protective housing, slide mechanism sets up in the protective housing.

The utility model provides a coal mine tunnel air door blocking device possesses following beneficial effect: the mounting plate is provided with a quick dismounting mechanism, when in use, the extrusion column on the supporting cylinder is pulled, the fixed block moves under the downward pressure of the reset spring, so that the fixed block is contracted into the supporting cylinder from the inside of the wall body to unlock the device, the mechanism has simple structure, is convenient for workers to rapidly disassemble and assemble the device, improves the assembly efficiency, is provided with the sliding mechanism on the connecting column, pushes the revolving door when in use, drives the sliding block to move on the sliding frame, and when the sliding block moves, the driving device drives the limiting rod to move through the steel wire rope, when the limiting rod moves to the middle of the sliding frame, the limiting rod locks the other revolving door, when one revolving door is opened through the mechanism, the other revolving door is locked, the mechanism is driven by the steel wire rope, has few parts and simple structure, reduces the time for maintaining the device by workers, and also reduces the workload of the workers.

Drawings

Fig. 1 is a perspective view of the coal mine tunnel air door locking device of the present invention;

fig. 2 is an exploded view of the coal mine tunnel air door locking device of the present invention;

fig. 3 is an enlarged schematic view of the area a in fig. 2.

In the figure: 1. a wall body; 2. a fixing plate; 3. a revolving door; 4. a protective shell; 5. mounting a plate; 6. a pull ring; 7. connecting columns; 8. an extension spring; 9. a carriage; 10. a return spring; 11. a limiting rod; 12. a limiting disc; 13. a wire rope; 14. a limiting column; 15. a pull rod; 16. a slider; 17. a push rod; 18. extruding the column; 19. a tension spring; 20. a return spring; 21. a support cylinder; 22. a support pillar; 23. an expansion bolt; 24. an expansion cylinder; 25. a fixed block; 26. and (4) bolts.

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.

Referring to fig. 1 to 3, the present invention provides a technical solution: a coal mine roadway air door locking device comprises a wall body 1, wherein a mounting plate 5 is arranged on the wall body 1, a quick disassembling mechanism is arranged on the mounting plate 5 and comprises a supporting cylinder 21, a fixing block 25 is arranged at one end of the supporting cylinder 21, a supporting column 22 is arranged on the fixing block 25, a reset spring 10 penetrates through the supporting column 22, an extrusion column 18 penetrates through the supporting cylinder 21, an expansion spring 19 is sleeved on the extrusion column 18, and a reset spring 20 is sleeved outside the supporting cylinder 21; be provided with spliced pole 7 on the mounting panel 5, be provided with slide mechanism on the spliced pole 7, slide mechanism includes carriage 9, carriage 9 wears to be equipped with gag lever post 11 in one side, gag lever post 11 is connected with wire rope 13, the carriage 9 opposite side is provided with pull rod 15, pull rod 15 is connected with extension spring 8, pull rod 15 sets up on the slider 16, slider 16 is connected with push rod 17.

When the coal mine roadway air door locking device is used, the mounting plate 5 is arranged on the wall body 1, the device is mounted through the mounting plate 5, when the device is disassembled, the extrusion column 18 is pulled, the fixing block 25 in the supporting cylinder 21 is extruded by the reset spring 10 to move downwards, the fixing block 25 is contracted into the supporting cylinder 21 from the wall body 1, the device is disassembled quickly, the expansion spring 19 on the extrusion column 18 enables the extrusion column 18 to extrude the fixing block 25 at all times, the stability of the device is ensured, the return spring 20 on the supporting cylinder 21 enables the quick disassembling mechanism to be stressed outwards at all times, the support of the fixing block 25 on the wall body 1 is increased, the stability of the device is improved, when the revolving door 3 is loosened, the limiting rod 11 is contracted under the action of the extension spring 8, the sliding block 16 is driven to contract when the contraction, and the sliding block 16 can automatically return, the safety of mine is guaranteed, the mechanism is simple in structure, workers can maintain the mechanism conveniently, and the maintenance time of the workers is shortened.

Referring to fig. 2, a bolt 26 penetrates through the push rod 17, the bolt 26 passes through the push rod 17 to be connected with the revolving door 3, the push rod 17 is fixed through the bolt 26, when in use, the revolving door 3 is pushed to push the push rod 17, the push rod 17 drives the slider 16 to move, the sliding frame 9 is provided with a limit column 14, the limit column 14 is provided with a fixed plate 2, the fixed plate 2 is penetrated with an expansion bolt 23, the expansion bolt 23 is sleeved with an expansion cylinder 24, the expansion bolt 23 passes through the fixed plate 2 to be connected with the wall body 1, the limit column 14 is arranged in the middle of the sliding frame 9, the limit rod 11 is connected with the limit column 14 to limit the revolving door 3, the limit column 14 is fixed through the expansion bolt 23 to ensure the stability of the limit column 14, the limit rod 11 is provided with a limit disc 12, and the limit disc 12 enables the limit rod 11 to keep moving on the sliding frame 9, guarantee the normal operating of gag lever post 11, be provided with pull ring 6 on the extrusion post 18, pull ring 6 makes things convenient for the staff to spur extrusion post 18, spliced pole 7 is provided with protective housing 4, slide mechanism sets up in protective housing 4, and protective housing 4 can prevent that the dust from getting into slide mechanism in, protection slide mechanism.

In conclusion, the device is installed through the installation plate 5, the extrusion column 18 is pulled, the fixed block 25 in the support cylinder 21 is extruded by the return spring 10 to move downwards, the fixed block 25 is contracted into the support cylinder 21 from the wall body 1, the device is rapidly disassembled, the expansion spring 19 on the extrusion column 18 enables the extrusion column 18 to extrude the fixed block 25 all the time, the stability of the device is ensured, the return spring 20 on the support cylinder 21 enables the rapid disassembling mechanism to be stressed outwards all the time, the support of the fixed block 25 on the wall body 1 is increased, the stability of the device is increased, when the revolving door 3 is loosened, the limiting rod 11 is contracted under the action of the extension spring 8, the sliding block 16 is driven to contract while being contracted, the sliding block 16 can automatically return to the position, the safety of a mine is ensured, the mechanism is simple in structure, the maintenance and the maintenance of workers are facilitated, and the maintenance time of the workers is reduced, fix push rod 17 through bolt 26, promote revolving door 3 during the use and promote push rod 17, push rod 17 drives slider 16 and removes, spacing post 14 sets up in the middle of carriage 9, gag lever post 11 connects through spacing post 14 and carries on spacingly to revolving door 3, it is fixed to spacing post 14 through expansion bolts 23, guarantee the stability of spacing post 14, spacing dish 12 makes gag lever post 11 can keep removing on carriage 9, guarantee the normal operating of gag lever post 11, pull ring 6 makes things convenient for the staff to stimulate extrusion post 18, slide mechanism sets up in protective housing 4, protective housing 4 can prevent that the dust from getting into in the slide mechanism, guarantee the normal operating of device, make the device life-span longer.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a coal mine tunnel air door blocking device which characterized in that: the rapid dismounting device comprises a wall body (1), wherein a mounting plate (5) is arranged on the wall body (1), a rapid dismounting mechanism is arranged on the mounting plate (5), the rapid dismounting mechanism comprises a supporting cylinder (21), a fixing block (25) is arranged at one end of the supporting cylinder (21), a supporting column (22) is arranged on the fixing block (25), a reset spring (10) is arranged on the supporting column (22) in a penetrating manner, an extrusion column (18) is arranged in the supporting cylinder (21) in a penetrating manner, a telescopic spring (19) is sleeved on the extrusion column (18), and a reset spring (20) is sleeved outside the supporting cylinder (21); be provided with spliced pole (7) on mounting panel (5), be provided with slide mechanism on spliced pole (7), slide mechanism includes carriage (9), gag lever post (11) are worn to be equipped with in carriage (9) one side, gag lever post (11) are connected with wire rope (13), carriage (9) opposite side is provided with pull rod (15), pull rod (15) are connected with extension spring (8), pull rod (15) set up on slider (16), slider (16) are connected with push rod (17).

2. The coal mine roadway damper locking device as recited in claim 1, wherein: the push rod (17) is provided with a bolt (26) in a penetrating mode, and the bolt (26) penetrates through the push rod (17) to be connected with the rotating door (3).

3. The coal mine roadway damper locking device as recited in claim 1, wherein: be provided with spacing post (14) on carriage (9), be provided with fixed plate (2) on spacing post (14), wear to be equipped with expansion bolts (23) on fixed plate (2), the cover is equipped with expansion cylinder (24) on expansion bolts (23), expansion bolts (23) pass fixed plate (2) with wall body (1) is connected.

4. The coal mine roadway damper locking device as recited in claim 1, wherein: and a limiting disc (12) is arranged on the limiting rod (11).

5. The coal mine roadway damper locking device as recited in claim 1, wherein: and a pull ring (6) is arranged on the extrusion column (18).

6. The coal mine roadway damper locking device as recited in claim 1, wherein: the connecting column (7) is provided with a protective shell (4), and the sliding mechanism is arranged in the protective shell (4).