CN212837916U

CN212837916U - Underground non-pressure air door connecting rod transmission mechanism for coal mine

Info

Publication number: CN212837916U
Application number: CN202021896906.3U
Authority: CN
Inventors: 刘盛辉; 刘宝新
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-03
Filing date: 2020-09-03
Publication date: 2021-03-30
Anticipated expiration: 2030-09-03

Abstract

The utility model discloses a coal mine used underground non-pressure air door connecting rod transmission mechanism, which comprises a mainboard, an auxiliary plate and a connecting mechanism, wherein the mainboard comprises a bending plate and a supporting rod, the supporting rod is arranged in the middle of the bending plate, the supporting rod is rotationally connected with the bending plate, the auxiliary plate is arranged on the left side of the bending plate, the connecting mechanism is arranged at the head of the supporting rod, and the connecting mechanism is fixedly connected with the supporting rod, so that a user can stably fix a right door connecting plate on a right non-pressure air door through a screw, then fix the left door connecting plate on a left non-pressure air door through a screw, and then fix the left door connecting plate on a side wall body through a positioning frame, thereby ensuring the purposes of positioning and fixing the left door connecting plate, ensuring that the left door connecting plate can stably rotate in the using process, and simultaneously stably fix the supporting rod on the, thereby achieving the positioning of the right door connecting plate.

Description

Underground non-pressure air door connecting rod transmission mechanism for coal mine

Technical Field

The utility model relates to a non-pressure air door connection structure technical field specifically is a colliery is with non-pressure air door link drive in pit.

Background

The non-pressure air door is an ideal air door under the coal mine in China at present, is mainly used in each connection lane between an underground air inlet-return lane and a main air inlet-return lane of the mine, breaks through the structural style of the old traditional air door for a long time, ingeniously converts the air pressure acting on the air door into an internal force through a balance structure, fully shows the advantages of unique structure, simple use, safety, reliability and the like of the air door, is highly evaluated by experts and users, is a substitute of the air door used in the air lanes at present, a door body mainly comprises a door frame, a door leaf, a balance mechanism, a back-wind prevention baffle, a counterweight and the like, a collision part mainly comprises a collision rod, a support track and other auxiliary equipment, the door frame is formed by welding steel sectional materials, the door leaf is formed by welding the steel sectional materials as a framework and a peripheral box body formed by folding the steel sectional materials, the door leaf is connected with the link rod, so that the damper can be reliably closed.

The utility model discloses an inventor discovers, current non-pressure air door simple structure, can only be simple carry out the independent control to the both sides air door at the in-process that uses, just can't guarantee in-process that the both sides air door is synchronous to be opened and close like this, and the not convenient to use person is in the quick response and the operation under emergency use, flexibility when great reduction air door.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a colliery is with non-pressure air door link drive mechanism in pit aims at improving current non-pressure air door simple structure, can only be simple carry out the independent control to the both sides air door at the in-process that uses, just can't guarantee like this that the both sides air door is opened and is closed in step at the in-process that uses, and the person of not being convenient for uses in the quick response and the operation under emergency, the problem of the flexibility when great reduction air door.

The utility model discloses a realize like this:

a connecting rod transmission mechanism of an underground non-pressure air door for a coal mine comprises a main board, a secondary board and a connecting mechanism, wherein the main board comprises a bending board and a supporting rod, the supporting rod is arranged in the middle of the bending board and is rotationally connected with the bending board, the secondary board is arranged on the left side of the bending board, the connecting mechanism is arranged at the head of the supporting rod, and the connecting mechanism is fixedly connected with the supporting rod, so that the problem that the conventional non-pressure air door is simple in structure and can only be simply and independently controlled in the using process, the synchronous opening and closing of the air doors on two sides cannot be guaranteed in the using process, the quick response and the operation and use under the emergency condition of a user are inconvenient, the flexibility in the time of the air door is greatly reduced is solved, the bending board is guaranteed to be positioned and installed through the supporting rod through the structural arrangement of the main board, and the purpose of opening the left non-pressure air, the purpose of controlling the right side non-pressure air door through the structure to the subplate is guaranteed to be connected with the mainboard and the subplate through the setting to the connecting mechanism simultaneously, and the purpose that the mainboard and the subplate can synchronously rotate is guaranteed.

Further, the bending plate comprises a right door connecting plate and an angle rod, the right door connecting plate is arranged at the head of the angle rod, the right door connecting plate is fixedly connected with the angle rod, the right door connecting plate is arranged on the bending plate, it is guaranteed that a user can carry out fixed connection with a right non-pressure air door through the right door connecting plate, and meanwhile, the purpose of driving the right door connecting plate to stably rotate is guaranteed through the angle rod.

Furthermore, the head of the angle rod is provided with a hydraulic cylinder, the output end of the hydraulic cylinder is rotatably connected with the angle rod, and the purpose that a user can stably control the angle rod is guaranteed through the arrangement of the hydraulic cylinder.

Further, the subplate includes left door connecting plate and locating rack, the head at the locating rack is installed to the left door connecting plate, and the left door connecting plate rotates with the locating rack to be connected, and the structure setting to the subplate guarantees that the user can be stable come to carry out fixed connection with left side non-pressure air door through the left door connecting plate, guarantees the stable installation use of left door connecting plate through the setting to the locating rack simultaneously.

Further, coupling mechanism includes first bull stick and second bull stick, first bull stick vertical fixation is at the up end of left door connecting plate, second bull stick vertical fixation is at the up end of angle pole, guarantees through the structure setting to coupling mechanism that the user can be stable that the mainboard and the subplate of both sides are connected through first bull stick and second bull stick.

Furthermore, the heads of the first rotating rod and the second rotating rod are provided with synchronous gears, the first rotating rod and the second rotating rod are connected with each other through a synchronous chain, and the purpose that the first rotating rod and the second rotating rod on two sides can rotate synchronously is guaranteed through the arrangement of the synchronous gears and the synchronous chain.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model designs a coal mine underground non-pressure air door connecting rod transmission mechanism by researching the traditional non-pressure air door structure and the using process, a user can stably fix a right door connecting plate on a right non-pressure air door through screws, then fix a left door connecting plate on a left non-pressure air door through screws, and then fix the left door connecting plate on a side wall through a positioning frame, thereby ensuring the purposes of positioning and fixing the left door connecting plate, ensuring that the left door connecting plate can stably rotate in the using process, and simultaneously stably fix the left door connecting plate on the wall through a supporting rod, thereby achieving the purpose of positioning the right door connecting plate, ensuring that the left door connecting plate can stably rotate in the using process, thus the user can stably drive an angle rod to rotate by controlling a hydraulic cylinder in the using process, and then drive the purpose that the non-pressure air door on right side that the right side connecting plate can be stable is opened, and the drive second bull stick that can be stable simultaneously rotates in angle pole pivoted in-process in step, and the synchronous gear that drives both sides through synchronous chain is stable rotates in step in addition, and then can drive the stable synchronous rotation of left side connecting plate at the in-process of opening the non-pressure air door on right side, and then reach and open left non-pressure air door.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a perspective view of the device of the present invention;

FIG. 2 is a front view of the device of FIG. 1;

FIG. 3 is a top view of the device of FIG. 1;

fig. 4 is a left side view of the device shown in fig. 1.

In the figure: 1. a main board; 11. a bending plate; 111. a right door connecting plate; 112. an angle lever; 113. a hydraulic cylinder; 12. a support bar; 2. a sub-board; 21. a left door connecting plate; 22. a positioning frame; 3. a connecting mechanism; 31. a first rotating lever; 311. a synchronizing gear; 32. a second rotating rod; 321. and a synchronous chain.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are 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. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.

Referring to fig. 1, 2, 3 and 4, a coal mine underground pressureless air door connecting rod transmission mechanism comprises a main board 1, a secondary board 2 and a connecting mechanism 3, wherein the main board 1 comprises a bending board 11 and a supporting rod 12, the bending board 11 is positioned and installed through the supporting rod 12 by setting the structure of the main board 1, the left pressureless air door is opened by rotating the bending board 11, the supporting rod 12 is installed in the middle of the bending board 11, the supporting rod 12 is rotatably connected with the bending board 11, the coal mine underground pressureless air door connecting rod transmission mechanism is designed by researching the structure and the using process of the traditional pressureless air door, a user can stably fix a right door connecting plate 111 on the pressureless air door through a screw, and then fix a left door connecting plate 21 on the left pressureless air door through a screw, then fixed on the wall body on the side surface through the positioning frame 22, so as to ensure the purpose of positioning and fixing the left door connecting plate 21, ensure that the left door connecting plate 21 can stably rotate in the using process, and simultaneously stably fix the supporting rod 12 on the wall surface, thereby achieving the purpose of positioning the right door connecting plate 111, ensuring that the left door connecting plate 21 can stably rotate in the using process, so that a user can stably drive the angle rod 112 to rotate by controlling the hydraulic cylinder 113 in the using process, further drive the right door connecting plate 111 to stably open the right non-pressure air door, simultaneously stably drive the second rotating rod 32 to synchronously rotate in the rotating process of the angle rod 112, drive the synchronizing gears 311 on both sides to stably synchronously rotate through the synchronizing chain 321, further drive the left door connecting plate 21 to stably synchronously rotate in the opening process of the right non-pressure air door, the problem that the existing non-pressure air door is simple in structure, and only two side air doors can be simply and independently controlled in the using process, so that the two side air doors cannot be synchronously opened and closed in the using process, the rapid response and the operation and use under the emergency condition are inconvenient for a user, and the flexibility of the air doors in the time of use is greatly reduced is effectively solved;

the bending plate 11 comprises a right door connecting plate 111 and an angle rod 112, the right door connecting plate 111 is arranged at the head of the angle rod 112, the right door connecting plate 111 is fixedly connected with the angle rod 112, it is ensured that a user can fixedly connect the right door connecting plate 111 with a right side non-pressure air door through the arrangement of the bending plate 11, meanwhile, the purpose of driving the right door connecting plate 111 to stably rotate is ensured through the arrangement of the angle rod 112, the head of the angle rod 112 is provided with a hydraulic cylinder 113, the output end of the hydraulic cylinder 113 is rotatably connected with the angle rod 112, and the purpose of stably controlling the rotation angle rod 112 by the user is ensured through the arrangement of the hydraulic cylinder 113;

the auxiliary plate 2 is arranged on the left side of the bending plate 11, the purpose of controlling the right side non-pressure air door is achieved through the structure of the auxiliary plate 2, the auxiliary plate 2 comprises a left door connecting plate 21 and a positioning frame 22, the left door connecting plate 21 is installed at the head of the positioning frame 22, the left door connecting plate 21 is rotatably connected with the positioning frame 22, the structure of the auxiliary plate 2 is set to ensure that a user can be stably and fixedly connected with the left side non-pressure air door through the left door connecting plate 21, and meanwhile, the positioning frame 22 is set to ensure that the left door connecting plate 21 is stably installed and used;

the connecting mechanism 3 is arranged at the head part of the support rod 12, and the connecting mechanism 3 is fixedly connected with the support rod 12, meanwhile, the main board 1 and the auxiliary board 2 are connected through the arrangement of the connecting mechanism 3, and the purpose that the main board 1 and the auxiliary board 2 can synchronously rotate is ensured, the connecting mechanism 3 comprises a first rotating rod 31 and a second rotating rod 32, the first rotating rod 31 is vertically fixed on the upper end surface of the left door connecting plate 21, the second rotating rod 32 is vertically fixed on the upper end surface of the angle rod 112, the main board 1 and the sub board 2 on both sides can be stably connected by the first rotating rod 31 and the second rotating rod 32 through the structural arrangement of the connecting mechanism 3, the head parts of the first rotating rod 31 and the second rotating rod 32 are provided with synchronous gears 311, and the first rotating rod 31 and the second rotating rod 32 are connected with each other through a synchronous chain 321, the purpose that the first rotating rod 31 and the second rotating rod 32 on the two sides can rotate synchronously is ensured through the arrangement of the synchronizing gear 311 and the synchronizing chain 321.

The device obtained by the design can basically meet the use requirement of the underground non-pressure air door connecting rod transmission mechanism for the coal mine, but the designer further improves the device with the aim of further improving the function.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. 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 with non-pressure air door link drive mechanism in pit, includes mainboard (1), subplate (2) and coupling mechanism (3), its characterized in that: mainboard (1) is including buckling board (11) and bracing piece (12), install at the middle part of buckling board (11) bracing piece (12), and bracing piece (12) rotate with buckling board (11) and be connected, subplate (2) set up the left side at buckling board (11), coupling mechanism (3) are installed at the head of bracing piece (12), and coupling mechanism (3) and bracing piece (12) fixed connection.

2. The underground non-pressure air door connecting rod transmission mechanism for the coal mine according to claim 1, wherein the bending plate (11) comprises a right door connecting plate (111) and an angle rod (112), the right door connecting plate (111) is arranged at the head of the angle rod (112), and the right door connecting plate (111) is fixedly connected with the angle rod (112).

3. The underground non-pressure air door connecting rod transmission mechanism for the coal mine according to claim 2, characterized in that a hydraulic cylinder (113) is arranged at the head of the angle rod (112), and the output end of the hydraulic cylinder (113) is rotatably connected with the angle rod (112).

4. The underground non-pressure air door connecting rod transmission mechanism for the coal mine according to claim 3, wherein the auxiliary plate (2) comprises a left door connecting plate (21) and a positioning frame (22), the left door connecting plate (21) is installed at the head of the positioning frame (22), and the left door connecting plate (21) is rotatably connected with the positioning frame (22).

5. The underground non-pressure air door connecting rod transmission mechanism for the coal mine is characterized in that the connecting mechanism (3) comprises a first rotating rod (31) and a second rotating rod (32), the first rotating rod (31) is vertically fixed on the upper end face of the left door connecting plate (21), and the second rotating rod (32) is vertically fixed on the upper end face of the angle rod (112).

6. The underground non-pressure air door connecting rod transmission mechanism for the coal mine is characterized in that the heads of the first rotating rod (31) and the second rotating rod (32) are provided with synchronous gears (311), and the first rotating rod (31) and the second rotating rod (32) are connected with each other through synchronous chains (321).