CN215108991U

CN215108991U - Rocker type air door locking device for coal mine

Info

Publication number: CN215108991U
Application number: CN202120446407.2U
Authority: CN
Inventors: 陈文晨; 吕继恒; 李奉刚; 曹峰; 牛田瑞; 李鹏; 赵衍广
Original assignee: Etuoke Qianqi Great Wall No 5 Mining Co ltd
Current assignee: Etuoke Qianqi Great Wall No 5 Mining Co ltd
Priority date: 2021-03-01
Filing date: 2021-03-01
Publication date: 2021-12-10
Anticipated expiration: 2031-03-01

Abstract

The utility model discloses a seesaw type air door locking device for coal mine, the on-line screen storage device comprises a base, the first sleeve of top both sides difference fixedly connected with and the second sleeve of base, all be provided with movable chamber, two in first sleeve and the second sleeve nested sliding connection respectively has first weight and second weight in the activity intracavity, the first pull ring of the equal fixedly connected with in top of first weight and second weight, two all be connected with first oil silk rope on the first pull ring, the top of base is located the position fixedly connected with mount between first sleeve and the second sleeve, it is provided with the fixed axle to be close to the top position on the mount. The utility model discloses in, whole structural connection is stable, easy operation, and the practicality is strong, and overall structure processing simple manufacture simultaneously, use cost is low, and non-maintaining can repeat the reuse, has ensured that ventilation system is stable, reliable, has avoided the wind current short circuit to cause the problem that the wind site amount of wind is not enough.

Description

Rocker type air door locking device for coal mine

Technical Field

The utility model relates to a coal mine equipment technical field especially relates to a seesaw type air door blocking device for coal mine.

Background

The air door is the main ventilation facility in pit for cut off the distinguished and admirable and make things convenient for personnel to pass, avoid the distinguished and admirable short circuit and the ventilation facility of building simultaneously, in order to ensure that ventilation system is stable, prevent that distinguished and admirable short circuit from causing the place amount of wind not enough with the wind, need construct twice air door in the tunnel of control distinguished and admirable, and realize the interlocking, when one air door was opened promptly, another air door was in the state that can not open of closing, for guaranteeing twice air door shutting, according to the principle of wane, a seesaw formula air door blocking device for the colliery has been processed and has been made, realize the interlocking of twice air door, stop opening twice air door simultaneously.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a seesaw type air door locking device for a coal mine.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a seesaw type air door locking device for coal mines comprises a base, wherein a first sleeve and a second sleeve are fixedly connected to two sides of the top of the base respectively, movable cavities are formed in the first sleeve and the second sleeve respectively, a first heavy hammer and a second heavy hammer are respectively connected to the two movable cavities in a nested and sliding mode, the tops of the first heavy hammer and the second heavy hammer are respectively and fixedly connected with a first traction ring, a first oil silk rope is connected to the two first traction rings, a fixed frame is fixedly connected to the position, located between the first sleeve and the second sleeve, of the top of the base, a fixed shaft is arranged on the fixed frame, close to the top of the fixed frame, a seesaw frame is arranged on the fixed frame, connecting rings are arranged at two ends of the seesaw frame, a second oil silk rope is connected to the two connecting rings, a first air door and a second air door are arranged on two sides of the base and corresponding to the first sleeve and the second sleeve respectively, the top of first air door and second air door all fixedly connected with second pull ring.

As a further description of the above technical solution:

one ends of the two second oil wire ropes are correspondingly connected with the two second traction rings.

As a further description of the above technical solution:

the top ends of the two first oil silk ropes are correspondingly connected with the two connecting rings.

As a further description of the above technical solution:

and a connecting plate is fixedly connected between the first sleeve and the second sleeve and close to the top.

As a further description of the above technical solution:

the whole appearance of the seesaw frame is triangular, and the center of the bottom of the seesaw frame is connected with the fixed shaft in a nested and rotating manner.

As a further description of the above technical solution:

and a group of auxiliary pulleys are arranged on the second oil wire ropes.

The utility model discloses following beneficial effect has:

this seesaw formula air door blocking device for coal mine, through the sleeve, the weight, the oil silk rope, cooperation between seesaw frame and the air door, can be stable with interlocking between the twice air door, when opening an air door, another air door self-closing's effect can be realized in cooperation air door blocking structure's setting, whole structural connection is stable, and the operation is thus simple, therefore, the clothes hanger is strong in practicability, overall structure processing simple manufacture simultaneously, low in use cost, non-maintaining, can repeat the reuse, it is stable to have ensured ventilation system, and is reliable, avoided the wind current short circuit to cause the problem that the place amount of wind is not enough with the wind.

Drawings

Fig. 1 is a front view of a rocker type air door locking device for a coal mine according to the present invention;

fig. 2 is a schematic view of an operating state of the rocker type air door locking device for a coal mine according to the present invention;

fig. 3 is the utility model provides a seesaw frame position top view of seesaw type air door blocking device for coal mine.

Illustration of the drawings:

1. a base; 2. a first sleeve; 3. a second sleeve; 4. a movable cavity; 5. a first weight; 6. a second weight; 7. a first traction ring; 8. a first wick; 9. a fixed mount; 10. a connecting plate; 11. a fixed shaft; 12. a warping frame; 13. a connecting ring; 14. a second wick; 15. a first damper; 16. a second damper; 17. a second traction ring; 18. an auxiliary pulley.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: a seesaw type air door locking device for coal mines comprises a base 1, wherein two sides of the top of the base 1 are fixedly connected with a first sleeve 2 and a second sleeve 3 respectively, movable cavities 4 are arranged in the first sleeve 2 and the second sleeve 3 respectively, a first heavy hammer 5 and a second heavy hammer 6 are connected in the two movable cavities 4 in a nested and sliding mode respectively, the tops of the first heavy hammer 5 and the second heavy hammer 6 are fixedly connected with a first traction ring 7, two first traction rings 7 are connected with a first oil wire rope 8 respectively, a fixed frame 9 is fixedly connected with the top of the base 1 at a position between the first sleeve 2 and the second sleeve 3, a fixed shaft 11 is arranged on the fixed frame 9 close to the top, a seesaw frame 12 is arranged on the fixed frame 9, connecting rings 13 are arranged at two ends of the seesaw frame 12, two connecting rings 13 are connected with a second oil wire rope 14 respectively, a first air door 15 and a second air door 16 are arranged at two sides of the base 1 and at positions corresponding to the first sleeve 2 and the second sleeve 3 respectively, the top of the first air door 15 and the top of the second air door 16 are both fixedly connected with a second traction ring 17.

One ends of the two second oil wire ropes 14 are correspondingly connected with the two second traction rings 17, and the air door locking device can be stably butted with an air door structure through the structural arrangement, so that the stable opening and closing control work can be realized; the top ends of the two first oil silk ropes 8 are correspondingly connected with the two connecting rings 13, and the stable operation of the air door locking device can be ensured through the structural arrangement; a connecting plate 10 is fixedly connected between the first sleeve 2 and the second sleeve 3 and close to the top, so that the use stability of the structure can be improved and the overall structural strength is enhanced through the arrangement of the structure; the whole appearance of the seesaw frame 12 is triangular, the bottom center of the seesaw frame 12 is in nested rotary connection with the fixed shaft 11, and the structure can ensure that the seesaw structure can stably cooperate with the air door to operate, so that the purposes of opening the air door on one side and automatically closing the air door on the other side are achieved, and the seesaw frame is flexible and convenient to use; a set of auxiliary pulleys 18 are arranged on the two second oil wire ropes 14, and the arrangement of the auxiliary pulleys 18 can ensure that the structure can conveniently and stably run.

The working principle is as follows: when using for the coal mine seesaw type air door blocking device, start and open first air door 15, then descend automatically under the action of gravity with first weight 5 of first air door 15 corresponding position, first weight 5 then drives seesaw frame 12 and rotates partial deviation around fixed axle 11, and seesaw frame 12 then drives the second weight 6 of opposite side and rises, and the action of gravity of cooperation second air door 16 can drive second air door 16 automatically and close, realizes the automatic interlocking switching control work of air door.

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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a seesaw type air door locking device for coal mine, includes base (1), its characterized in that: the double-layer oil-well anti-corrosion device is characterized in that two sides of the top of the base (1) are fixedly connected with a first sleeve (2) and a second sleeve (3) respectively, movable cavities (4) are arranged in the first sleeve (2) and the second sleeve (3), a first heavy hammer (5) and a second heavy hammer (6) are respectively nested and slidably connected in the two movable cavities (4), a first traction ring (7) is fixedly connected to the tops of the first heavy hammer (5) and the second heavy hammer (6), a first oil wire rope (8) is connected to the two first traction rings (7), a fixed frame (9) is fixedly connected to the position, located between the first sleeve (2) and the second sleeve (3), of the top of the base (1), a fixed shaft (11) is arranged on the fixed frame (9) close to the top, a warping plate frame (12) is arranged on the fixed frame (9), and connecting rings (13) are arranged on two ends of the warping plate frame (12), two all be connected with second oil silk rope (14) on go-between (13), the both sides of base (1) and first sleeve (2) are provided with first air door (15) and second air door (16) respectively with the corresponding position of second sleeve (3), the equal fixedly connected with second traction ring (17) in top of first air door (15) and second air door (16).

2. The rocker damper latch for coal mines of claim 1, wherein: one ends of the two second oil wire ropes (14) are correspondingly connected with the two second traction rings (17).

3. The rocker damper latch for coal mines of claim 1, wherein: the top ends of the two first oil wire ropes (8) are correspondingly connected with the two connecting rings (13).

4. The rocker damper latch for coal mines of claim 1, wherein: and a connecting plate (10) is fixedly connected between the first sleeve (2) and the second sleeve (3) and close to the top.

5. The rocker damper latch for coal mines of claim 1, wherein: the whole appearance of the seesaw frame (12) is triangular, and the center of the bottom of the seesaw frame (12) is connected with the fixed shaft (11) in a nested and rotating manner.

6. The rocker damper latch for coal mines of claim 1, wherein: and a group of auxiliary pulleys (18) are arranged on each of the two second oil wire ropes (14).