CN211712412U - Steel wire rope bidirectional dragging type electric tank curtain door - Google Patents
Steel wire rope bidirectional dragging type electric tank curtain door Download PDFInfo
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- CN211712412U CN211712412U CN202020211846.0U CN202020211846U CN211712412U CN 211712412 U CN211712412 U CN 211712412U CN 202020211846 U CN202020211846 U CN 202020211846U CN 211712412 U CN211712412 U CN 211712412U
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Abstract
A steel wire rope bidirectional dragging type electric tank curtain door is characterized in that a transmission mechanism and a tensioning mechanism are respectively arranged on the upper portion and the lower portion of a tank cage, the transmission mechanism and the tensioning mechanism are connected through a pair of steel wire ropes, the tank curtain door is installed between the steel wire ropes, a motor in the transmission mechanism drives transmission shafts connected to two ends of an output shaft of the transmission mechanism to rotate, anti-skidding winding drums for winding the steel wire ropes are arranged at the other ends of the transmission shafts, one ends of the steel wire ropes sequentially penetrate through longitudinal through holes formed in the end portions of door curtain rods and are fixed to the bottom of a door body through limiting blocks arranged on the lowermost door curtain rod, the other ends of the steel wire ropes are connected to the limiting blocks after being wound with tensioning wheels, the transmission steel wire ropes form a closed loop, the door curtain rods are driven to be lifted upwards through the winding drums and the transmission steel wire ropes when the motor, the problem of current jar curtain door open or close that intensity of labour is high, the potential safety hazard is big that exists is solved.
Description
Technical Field
The utility model relates to a two-way electronic jar curtain door of dragging formula of wire rope belongs to cage technical field.
Background
Cages are commonly used for mine lifting of materials and personnel, and according to regulations, a door or a curtain must be installed at an entrance or an exit of the cage to ensure material closure and personnel safety during lifting. At present, mine cage adopts traditional curtain formula jar curtain door of hanging mostly, will artificially drag bottom curtain door horizontal pole to go upward curtain door top couple department when opening the tank door promptly and fix, because the coal mine mouth environment is abominable, the curtain door is perishable rusts, and the condition that can not open exists even to the very hard of manual dragging, and still needs the manual work to hang the curtain door after the tank door is opened, also needs the manual work to throw off the couple when closing the door. The weight of the cage door on the large cage is large, the opening height is high, manual operation is difficult to realize that the cage door is opened to the required height, the width of the cage door of the large cage is wide, the inclination is easy to occur during single operation, and great potential safety hazards exist.
With the continuous improvement of the technology, a mode of electrically or hydraulically driving a tank curtain door to rise appears, but the tank curtain door falls down by virtue of gravity when the tank curtain door is closed, and the unidirectional driving mode has the condition that a door curtain rod is easy to incline or is blocked, and also has potential safety hazards.
Disclosure of Invention
Problem to above-mentioned prior art exists, the utility model provides an electronic jar curtain door of two-way dragging formula of wire rope, this jar curtain door can realize two-way electronic dragging, solves the problem that intensity of labour that current jar curtain door exists is high, the potential safety hazard is big that existing is opened or closed.
In order to achieve the purpose, the utility model provides a steel wire rope bidirectional dragging type electric tank curtain door, which comprises a tank curtain door body, a transmission mechanism and a tensioning mechanism, wherein the transmission mechanism is arranged on a mounting plate at the upper part of a cage;
the transmission mechanism comprises a motor, a speed reducer, transmission shafts, an anti-skidding winding drum and a steel wire rope, the transmission shafts are symmetrically arranged at two ends of the transmission mechanism by taking the motor and the speed reducer as centers, and one side of each transmission shaft, which is far away from the motor, is connected with the anti-skidding winding drum through a flat key; the antiskid winding drums on the two sides are wound with steel wire ropes;
the pair of tensioning mechanisms are correspondingly arranged on the lower mounting plate of the cage below the anti-skid winding drum and comprise tensioning wheels, tensioning supports, adjusting screws and mounting seats, the tensioning wheels are mounted in the tensioning supports, the tensioning supports are connected with the mounting bases through the adjusting screws, and the mounting seats are fixed on the lower mounting plate;
the door body comprises a plurality of door curtain rods which are arranged in parallel to the upper mounting plate/the lower mounting plate, the two ends of each door curtain rod are provided with longitudinal through holes for one ends of the steel wire ropes to pass through, and the position of the door curtain rod at the lowest end, which is close to the longitudinal through holes, is also provided with a limiting block for limiting the sliding of the steel wire ropes; two end parts of the door curtain rod at the uppermost end extend into the limiting grooves formed in the inner walls of the corresponding cages; the door curtain rods are hinged through a plurality of X-shaped connecting rods;
the other end of the steel wire rope is wound on the tensioning wheel and then connected to the limiting block.
The electric control system is communicated by using a PLC and comprises a power box, a receiving electric control box, an operation electric control box and a magnetic induction switch, wherein the power box is used for providing a power source for the motor, and a wireless receiving device is arranged in the receiving electric control box and is used for receiving signals sent by the operation electric control box at a well head and a well bottom; the magnetic induction switches are arranged at the upper in-place position and the lower in-place position of the cage respectively.
Furthermore, the motor has a self-locking function, and the output shaft of the speed reducer is connected with the transmission shaft through a coupling; the transmission shaft is connected to the upper end surface of the upper mounting plate through a bearing seat.
Furthermore, the limiting block comprises a connecting portion and a pressing portion, a semicircular groove matched with the steel wire rope is formed in one side, opposite to the pressing portion, of the connecting portion, a threaded hole is formed in one side, provided with the groove, of the connecting portion, a connecting seat connected with a door curtain rod pin shaft is arranged on the other side of the connecting portion, a threaded through hole corresponding to the threaded hole of the connecting portion is formed in the pressing portion, and the connecting portion and the pressing portion are connected in a fastening mode through a connecting screw rod.
The utility model discloses a set up drive mechanism and straining device respectively in cage upper portion and lower part, drive mechanism and straining device connect through a pair of wire rope, install the tank curtain door between a pair of wire rope, the motor in drive mechanism drives the transmission shaft that connects in its output shaft both ends and rotates, the other end of transmission shaft all is equipped with the anti-skidding reel that is used for twining wire rope, wire rope's one end passes the longitudinal through-hole that each door curtain pole tip was seted up in proper order, and fix in the bottom of the door body through the stopper that sets up on the door curtain pole of bottom, the other end is connected on the stopper after twining the take-up pulley, drive wire rope forms the closed loop, it promotes upwards to drive the door curtain pole through anti-skidding reel and drive wire rope when the motor corotation, conveniently realize opening of tank curtain door, wire rope drags the door curtain pole downwards when, the steel wire ropes arranged on the two sides of the door body prevent the tank curtain door from deflecting in the opening and closing process, potential safety hazards in a dragging mode in the prior art are eliminated, and the labor intensity of workers is effectively reduced through electric bidirectional control.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is an exploded view of a part of the stopper;
fig. 3 is a schematic view of the structure of the tensioning mechanism.
In the figure: 1. the door body, 2, upper portion mounting panel, 3, lower part mounting panel, 4, motor, 5 speed reducer, 6, transmission shaft, 7, anti-skidding reel, 8, wire rope, 9, take-up pulley, 10, tensioning support, 11, adjusting screw, 12, mount pad, 13, door curtain pole, 14, stopper, 15, connecting rod, 16, magnetic induction switch, 17, shaft coupling, 18, connecting portion, 19, clamping portion, 20, recess, 21, screw hole, 22, connecting seat, 23, screw through-hole, 24, connecting screw.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1 to 3, a steel wire rope bidirectional dragging type electric tank curtain door comprises a tank curtain door body 1, a transmission mechanism and a tensioning mechanism, wherein the transmission mechanism is arranged on an upper mounting plate 2 of a cage, the tensioning mechanism is arranged on a lower mounting plate 3 of the cage, and the door body 1 is arranged between the transmission mechanism and the tensioning mechanism;
the transmission mechanism comprises a motor 4, a speed reducer 5, a transmission shaft 6, an anti-skidding winding drum 7 and a steel wire rope 8, the transmission shaft 6 is symmetrically arranged at two ends of the motor 4 and the speed reducer 5, and one side of the transmission shaft 6, which is far away from the motor 4, is connected with the anti-skidding winding drum 7 through a flat key; the antiskid winding drums 7 on the two sides are wound with steel wire ropes 8;
the pair of tensioning mechanisms are correspondingly arranged on a mounting plate at the lower part of the cage below the anti-skid winding drum 7 and comprise a tensioning wheel 9, a tensioning support 10, an adjusting screw rod 11 and a mounting seat 12, the tensioning wheel 9 is arranged in the tensioning support 10, the tensioning support and the mounting base are connected through the adjusting screw rod 11, and the mounting seat 12 is fixed on the mounting plate 3 at the lower part;
the door body 1 comprises a plurality of door curtain rods 13 which are arranged in parallel to the upper mounting plate/the lower mounting plate, the two ends of each door curtain rod 13 are provided with longitudinal through holes for one end of the steel wire rope 8 to pass through, and the position of the door curtain rod 13 at the lowest end, which is close to the longitudinal through holes, is also provided with a limiting block 14 for limiting the sliding of the steel wire rope 8; two end parts of the uppermost door curtain rod 13 extend into the limiting grooves formed in the corresponding cage inner walls; the door curtain rods 13 are hinged through a plurality of X-shaped connecting rods 15;
the other end of the steel wire rope 8 is wound on the tensioning wheel 9 and then connected to the limiting block 14.
The structure of the door body 1 is not limited to the form that the steel wire rope penetrates through each door curtain rod to be connected and guided, two ends of each door curtain rod can also be installed in a slide way arranged on the inner wall of the cage in a sliding mode to achieve a guiding effect, and one end of the steel wire rope only needs to be connected with the lowest end of the door body to achieve opening and closing of the door body; the door curtain rods can be connected through chains, and one end of the steel wire rope is connected with the lowest end of the door body to open and close the door body.
In order to realize more intelligent and accurate control of opening and closing of the tank curtain door, the device also comprises an electric control system, wherein the electric control system uses PLC communication and comprises a power box, a receiving electric control box, an operation electric control box and a magnetic induction switch 16, the power box is used for providing a power source for the motor, and a wireless receiving device is arranged in the receiving electric control box and is used for receiving signals sent by the operation electric control box at the well head and the well bottom; the magnetic induction switches are arranged at the upper in-place position and the lower in-place position of the cage respectively; the application of the magnetic induction switch 16 can accurately and reliably detect the opening and closing condition of the door body, so that accidents are prevented, the electric control system can also monitor the electric quantity information of the battery in real time, the battery can be timely found out when the electric quantity of the battery is insufficient, the battery can be timely replaced, the problem that people are trapped due to the fact that the tank curtain door cannot be opened due to the fact that the tank curtain door is not electrified is avoided, and the use safety of the tank curtain door is further improved.
In order to further ensure that the door body cannot slide downwards under the action of the gravity of the tank curtain door when the tank curtain door is opened, the motor has a self-locking function;
in order to conveniently separate the speed reducer from the transmission shaft when the cage curtain door curtain rod 13 deflects and enable the shaft to be in a free rotation state, so that the height of the unilateral door rod is adjusted, and the door curtain rod 13 is enabled to be horizontal, the output shaft of the speed reducer is connected with the transmission shaft through a coupling 17; the transmission shaft 6 is connected to the upper end surface of the upper mounting plate 2 through a bearing seat.
Specifically, the limiting block 14 includes a connecting portion 18 and a pressing portion 19, a semicircular groove 20 adapted to the steel wire rope 8 is formed in one side of the connecting portion 18 opposite to the pressing portion 19, a threaded hole 21 is further formed in one side of the connecting portion 18 where the groove 20 is formed, a connecting seat 22 connected with the curtain rod 13 through a pin shaft is arranged on the other side of the connecting portion, a threaded through hole 23 corresponding to the threaded hole 21 of the connecting portion is formed in the pressing portion 19, and the connecting portion 18 and the pressing portion 19 are fastened and connected through a connecting screw 24.
The working state is divided into two operation modes including an electric control system and an operation mode without the electric control system, and the working process of the operation mode without the electric control system is as follows: when the cage reaches a well mouth or a well bottom and a cage curtain door needs to be opened, a motor is manually started, the motor rotates forwards to drive an anti-skidding winding drum to rotate synchronously with a transmission shaft, a steel wire rope is driven by a tension pulley to drag a lowermost door curtain rod, the lowermost door curtain rod drags an upper door curtain rod to do ascending motion, the cage curtain door is opened, the motor is manually closed after the cage is opened in place, and a cage curtain door body is fixed at the upper in-place position; after people or materials are fed in and out, the motor is started manually to rotate reversely, the steel wire rope is driven by the tension wheel to drag the curtain rod at the lowest end to drive the curtain rod above the steel wire rope to move downwards, the cage curtain door is closed, the motor is closed manually after the cage curtain door is closed in place, the cage curtain door body is fixed at the position where the cage curtain door body is in place, and people can not enter and exit the cage any more.
The working process of the operation mode comprising the electric control system comprises the following steps: when the cage reaches a well mouth or a well bottom, the electric control box is operated to send a signal for opening the cage curtain door, the motor rotates forwards to drive the anti-skidding winding drum and the transmission shaft to rotate synchronously, the steel wire rope is driven by the tension pulley to drag the lowest-end cage curtain rod, the lowest-end cage curtain rod drags the upper cage curtain rod to do ascending motion, the cage curtain door is opened, and when the upper in-place magnetic induction switch receives the signal, the motor stops acting and is fixed at the upper in-place position; when people or materials enter and exit, the electric cabinet is operated to send out a signal for closing the cage curtain door, the motor rotates reversely, the steel wire rope is driven by the tension wheel to drag the lowest-end door curtain rod to drive the door curtain rod above the steel wire rope to move downwards, the cage curtain door is closed, when the lowest-end door curtain rod reaches the lower-position, the lower-position magnetic induction switch obtains the signal, the motor stops, the cage curtain door is closed, and the people can not enter or exit the cage any more. The operation mode also comprises two different controls, and in the object lifting mode, the cage curtain door is opened to the upper limit to ensure that materials can enter and exit the cage; under the person carrying mode, the tank curtain door does not need to be opened to the upper limit, and only needs to be opened to the set height and then can be stopped, so that the purposes of reducing single travel, improving the operation efficiency, saving electric quantity and prolonging the service life of the battery are achieved.
Claims (4)
1. A steel wire rope bidirectional dragging type electric tank curtain door comprises a tank curtain door body (1), and is characterized by further comprising a transmission mechanism and a tensioning mechanism, wherein the transmission mechanism is arranged on an upper mounting plate (2) of a tank cage, the tensioning mechanism is arranged on a lower mounting plate (3) of the tank cage, and the door body (1) is arranged between the transmission mechanism and the tensioning mechanism;
the transmission mechanism comprises a motor (4), a speed reducer (5), a transmission shaft (6), an anti-skidding winding drum (7) and a steel wire rope (8), the transmission shaft (6) is symmetrically arranged at two ends of the transmission mechanism by taking the motor (4) and the speed reducer (5) as centers, and one side of the transmission shaft (6) far away from the motor (4) is connected with the anti-skidding winding drum (7) through a flat key; the antiskid winding drums (7) on the two sides are wound with steel wire ropes (8);
the pair of tensioning mechanisms are correspondingly arranged on a cage lower mounting plate (3) below the anti-skid winding drum (7) and comprise a tensioning wheel (9), a tensioning support (10), an adjusting screw rod (11) and a mounting seat (12), the tensioning wheel (9) is mounted in the tensioning support (10), the tensioning support (10) is connected with the mounting base through the adjusting screw rod (11), and the mounting seat (12) is fixed on the lower mounting plate (3);
the door body (1) comprises a plurality of door curtain rods (13) which are parallel to the upper mounting plate (2)/the lower mounting plate (3), two ends of each door curtain rod (13) are provided with longitudinal through holes for one ends of the steel wire ropes (8) to pass through, and the position of the door curtain rod (13) at the lowest end, which is close to the longitudinal through holes, is also provided with a limiting block (14) for limiting the sliding of the steel wire ropes (8); two end parts of the uppermost door curtain rod (13) extend into the limiting grooves formed in the corresponding cage inner walls; the door curtain rods (13) are hinged through a plurality of X-shaped connecting rods (15);
the other end of the steel wire rope (8) is wound on the tensioning wheel (9) and then connected to the limiting block (14).
2. The steel wire rope bidirectional dragging type electric tank curtain door as claimed in claim 1, further comprising an electric control system, wherein the electric control system uses PLC communication and comprises a power box, a receiving electric control box, an operation electric control box and a magnetic induction switch (16), the power box is used for providing a power source for the motor (4), and a wireless receiving device is arranged in the receiving electric control box and is used for receiving signals sent by the operation electric control box at a well head and a well bottom; the magnetic induction switches (16) are arranged at the upper in-place position and the lower in-place position of the cage respectively.
3. The steel wire rope bidirectional dragging type electric tank curtain door as claimed in claim 1 or 2, wherein the motor (4) has a self-locking function, and an output shaft of the speed reducer (5) is connected with the transmission shaft (6) through a coupling (17); the transmission shaft (6) is connected to the upper end surface of the upper mounting plate (2) through a bearing seat.
4. The steel wire rope bidirectional dragging type electric tank curtain door as claimed in claim 3, wherein the limiting block (14) comprises a connecting portion (18) and a pressing portion (19), a semicircular groove (20) matched with the steel wire rope (8) is formed in one side, opposite to the connecting portion (18) and the pressing portion (19), of the connecting portion (18), a threaded hole (21) is further formed in one side, provided with the groove (20), of the connecting portion (18), a connecting seat (22) connected with a door curtain rod (13) through a pin shaft is arranged on the other side of the connecting portion, a threaded through hole (23) corresponding to the threaded hole (21) of the connecting portion (18) is formed in the pressing portion (19), and the connecting portion (18) and the pressing portion (19) are fastened and connected through a connecting screw (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020211846.0U CN211712412U (en) | 2020-02-26 | 2020-02-26 | Steel wire rope bidirectional dragging type electric tank curtain door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020211846.0U CN211712412U (en) | 2020-02-26 | 2020-02-26 | Steel wire rope bidirectional dragging type electric tank curtain door |
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| Publication Number | Publication Date |
|---|---|
| CN211712412U true CN211712412U (en) | 2020-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020211846.0U Active CN211712412U (en) | 2020-02-26 | 2020-02-26 | Steel wire rope bidirectional dragging type electric tank curtain door |
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| CN (1) | CN211712412U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113526317A (en) * | 2021-07-27 | 2021-10-22 | 江苏中矿科汇矿业科技有限公司 | Automatic cage curtain door for cage |
-
2020
- 2020-02-26 CN CN202020211846.0U patent/CN211712412U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113526317A (en) * | 2021-07-27 | 2021-10-22 | 江苏中矿科汇矿业科技有限公司 | Automatic cage curtain door for cage |
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