CN216341657U

CN216341657U - Industrial door safety locking device

Info

Publication number: CN216341657U
Application number: CN202122775174.3U
Authority: CN
Inventors: 柳桂花
Original assignee: Jinan Oder Door Industry Co ltd
Current assignee: Jinan Oder Door Industry Co ltd
Priority date: 2021-11-13
Filing date: 2021-11-13
Publication date: 2022-04-19
Anticipated expiration: 2031-11-13

Abstract

The utility model relates to the technical field of safety door locking devices, in particular to an industrial door locking device. The device simple structure, elevating gear can drive the emergency exit and go up and down, when the emergency exit descends in-process when pressure sensor detects pressure, the controller will control the locking device motion, realize locking between emergency exit and the door frame, treat that need open the emergency exit, at first start first motor, make locking device reverse motion, realize that the locking device between emergency exit and the door frame separates, then start the second motor once more, realize the rising of emergency exit, can avoid the staff when the maloperation, make the emergency exit open and cause the potential safety hazard, the security has been increased.

Description

Industrial door safety locking device

Technical Field

The utility model relates to the technical field of safety door locking devices, in particular to an industrial door locking device.

Background

The industrial door is the facility commonly used in enterprise, is applicable to large-scale warehouse, commodity circulation trade, medicine, food, industrial and mining enterprises etc. and to the higher trade of requirement such as opening speed, heat preservation, give sound insulation, sealed, anti-wind, generally all can adopt safe locking device in order to promote the security performance.

At present, most of the existing safety locking devices in the field of industrial special doors are simple pure manual mechanical devices or simple electric actuating mechanisms, and the simple locking devices often have locking protection loss caused by personnel misoperation or open safety doors caused by misoperation of the actuating mechanisms, so that industrial processing equipment can be exposed, great potential safety hazards are caused to the safety of workers, and the use safety of the industrial equipment is reduced.

Accordingly, one skilled in the art provides a safety locking device for an industrial door to solve the problems set forth in the background art.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a safety locking device for an industrial door, which solves the above problems of the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: a door frame is fixedly arranged on a wall body, a lifting opening is formed above the door frame, a safety door is arranged in the lifting opening in a sliding mode, two ends of the safety door are connected with the door frame through locking devices, a lifting device is arranged on one side of the top of the safety door, a pressure sensor is fixedly arranged on one side of the bottom of the safety door, and the pressure sensor is electrically connected with a controller;

the locking device comprises a cavity fixedly arranged in the safety door, three turntables are arranged in the cavity at equal intervals, a rotating shaft penetrates through the middle of the rotating disc, both sides of the rotating shaft are connected with the inner wall of the cavity through bearing seats, a worm wheel is fixedly sleeved on one side of the turntable and positioned on the rotating shaft, a worm is meshed with one side of the worm wheel, the other end of the worm is connected with the output end of the first motor, one side of the turntable, which is far away from the worm wheel, is provided with a bent push rod, one end of the bent push rod far away from the rotary table is connected with the inserted link, two ends of the bent push rod are respectively and movably connected with the rotary table and one end of the inserted link through movable bolts, the inserted bar is kept away from the one end of curved push rod runs through the lateral wall of emergency exit and to the outside of cavity extends, one side of inserted bar just is located set up on the door frame rather than assorted spacing jack.

As a further aspect of the utility model: the lifting device comprises a lifting groove formed in one side of the wall body, one end of the bottom of the lifting groove is fixedly provided with a second motor electrically connected with the controller, the output end of the second motor is provided with a threaded rod, a nut is arranged on the threaded rod in a threaded manner, and one side of the nut is fixedly connected with one end side wall of the safety door through a fixed rod.

As a further aspect of the utility model: the inside of cavity is fixed and is equipped with the backup pad, first motor is fixed to be located top one side of backup pad.

As a further aspect of the utility model: the bottom one end both sides of emergency exit all are fixed and are equipped with the shock attenuation board, the equal symmetry of shock attenuation board is fixed to be located pressure sensor's both sides.

As a further aspect of the utility model: the controller is fixedly arranged on one side above the door frame and is positioned on the wall body.

As a further aspect of the utility model: one end of the bent push rod, which is far away from the inserted bar, is arranged at the eccentric position on one side of the turntable, and a through hole is formed at the penetrating position of the inserted bar and the safety door.

Compared with the prior art, the utility model has the beneficial effects that: the device simple structure, elevating gear can drive the emergency exit and go up and down, when the emergency exit descends in-process when pressure sensor detects pressure, the controller will control the locking device motion, realize locking between emergency exit and the door frame, treat that need open the emergency exit, at first start first motor, make locking device reverse motion, realize that the locking device between emergency exit and the door frame separates, then start the second motor once more, realize the rising of emergency exit, can avoid the staff when the maloperation, make the emergency exit open and cause the potential safety hazard, the security has been increased.

Drawings

FIG. 1 is a schematic structural view of a safety locking device for an industrial door;

FIG. 2 is a side view of a cross-sectional view of an industrial door safety locking device;

FIG. 3 is an elevation view of a cross-sectional view of an industrial door safety locking device;

fig. 4 is an enlarged view of a portion a in fig. 3.

In the figure: 1. a wall body; 2. a door frame; 3. a lifting port; 4. a safety door; 5. a pressure sensor; 6. a cavity; 7. a turntable; 8. a rotating shaft; 9. a worm gear; 10. a worm; 11. a first motor; 12. a bent push rod; 13. inserting a rod; 14. limiting the jacks; 15. a controller; 16. a lifting groove; 17. a second motor; 18. a threaded rod; 19. a nut; 20. a support plate; 21. a damper plate; 22. and a through hole.

Detailed Description

Referring to fig. 1-4, in an embodiment of the present invention, an industrial door safety locking device includes a wall 1, a door frame 2 is fixedly disposed on the wall 1, a lifting port 3 is disposed above the door frame 2, a safety door 4 is slidably disposed inside the lifting port 3, two ends of the safety door 4 are connected to the door frame 2 through a locking device, a lifting device is disposed on one side of the top of the safety door 4, a pressure sensor 5 is fixedly disposed on one side of the bottom of the safety door 4, and the pressure sensor 5 is electrically connected to a controller 15;

in fig. 2, 3 and 4: locking device is including fixed seting up in the inside cavity 6 of emergency exit 4, the inside equidistance of cavity 6 is equipped with quantity and is three carousel 7, it is equipped with pivot 8 to run through in the centre of carousel 7, the both sides of pivot 8 all are through the inner wall connection of bearing frame with cavity 6, one side of carousel 7 just is located fixed cover on the pivot 8 and is equipped with worm wheel 9, one side meshing of worm wheel 9 is equipped with worm 10, the output of first motor 11 is connected to the other end of worm 10, one side that worm wheel 9 was kept away from to carousel 7 is equipped with curved push rod 12, the one end that carousel 7 was kept away from to curved push rod 12 is connected with inserted bar 13, the both ends of curved push rod 12 all are through the activity bolt respectively with the one end swing joint of carousel 7 and inserted bar 13, the one end that inserted bar 13 kept away from curved push rod 12 runs through the lateral wall of emergency exit 4 and extends to the outside of cavity 6, one side of inserted bar 13 just is located and sets up rather than assorted spacing jack 14 on door frame 2.

In fig. 2 and 3: elevating gear is including offering the lift groove 16 in wall body 1 one side, the fixed second motor 17 that is equipped with and 15 electric connection of controller in bottom one end of lift groove 16, and the output of second motor 17 is equipped with threaded rod 18, and the screw thread is equipped with nut 19 on the threaded rod 18, and the one side of nut 19 is passed through the one end lateral wall fixed connection of dead lever and emergency exit 4, and elevating gear can play the effect of lift to emergency exit 4, has increased opening and closing of emergency exit 4.

In fig. 2 and 3: the fixed backup pad 20 that is equipped with in inside of cavity 6, first motor 11 is fixed to be located backup pad 20's top one side, can play the effect of support to first motor 11, avoids first motor 11's unsettled placing.

In fig. 1: all fixed damping plate 21 that is equipped with in bottom one end both sides of emergency exit 4, the fixed both sides of locating pressure sensor 5 of the equal symmetry of damping plate 21, the damping plate can play absorbing effect to the in-process that emergency exit 4 descends, can play the effect of protection absorbing to pressure sensor 5 simultaneously, great increase emergency exit 4 decline the security of in-process.

In fig. 1: the controller 15 is fixedly arranged on one side above the door frame 2 and positioned on the wall body 1, and can play a role in fixing the controller 15.

In fig. 2, 3 and 4: one end of the bent push rod 12, which is far away from the inserted link 13, is arranged at the eccentric position on one side of the rotary table 7, and a through hole 22 is formed at the penetrating position of the inserted link 13 and the safety door 4, so that the inserted link 13 can be conveniently pulled and stretched.

The working principle of the utility model is as follows: when the emergency exit 4 is closed in specific use, the second motor 17 is started firstly, the second motor 17 is started to drive the threaded rod 18 to rotate, the threaded rod 18 rotates to drive the nut 19 to move up and down on the threaded rod 18, so that the emergency exit 4 can be driven to descend through the fixed rod, when the pressure sensor 5 at the bottom of the emergency exit 4 detects pressure, the controller 15 stops the second motor 17 to start, and controls the first motor 11 to start, the first motor 11 starts to drive the worm 10 to rotate, the worm 10 rotates to mesh with the worm wheel 9 to drive the rotating shaft 8 to rotate, the rotating shaft 8 rotates to drive the turntable 7 to rotate, the bent push rod 12 is driven to move in the rotating process of the turntable 7, and one end of the bent push rod 12 is arranged at the eccentric position of the turntable 7, the movement of pulling the inserted bar 13 can be realized, the inserted bar 13 is inserted into the limit insertion hole 14 through the through hole 22, thereby the effect of limiting and locking two sides of the safety door 4 can be realized, when the safety door 4 needs to be opened, the first motor 11 is firstly started to enable the first motor 11 to rotate reversely, thereby the worm 10 is driven to rotate reversely, the reverse rotation of the worm wheel 9 is driven, the reverse rotation of the worm wheel 9 can drive the rotary disc 7 to pull the bent push rod 12 to pull the inserted bar 13 inwards, the separation between the inserted bar 13 and the limit insertion hole 14 can be realized, after the locking device between the safety door 4 and the door frame 2 is released, the second motor 17 is started to drive the lifting device to move, the opening of the safety door 4 can be realized, the device has simple structure, is convenient to operate and use, and simultaneously, the potential safety hazard caused by the opening of the safety door can be avoided when a worker operates by mistake, the safety of industrial equipment during processing and use is greatly improved.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to or changed within the scope of the present invention.

Claims

1. The safety locking device for the industrial door comprises a wall body (1) and a controller (15), and is characterized in that a door frame (2) is fixedly arranged on the wall body (1), a lifting port (3) is formed above the door frame (2), a safety door (4) is arranged inside the lifting port (3) in a sliding mode, two ends of the safety door (4) are connected with the door frame (2) through locking devices, a lifting device is arranged on one side of the top of the safety door (4), a pressure sensor (5) is fixedly arranged on one side of the bottom of the safety door (4), and the pressure sensor (5) is electrically connected with the controller (15);

the locking device comprises a cavity (6) which is fixedly arranged inside the safety door (4), the inside of the cavity (6) is equidistantly provided with three turntables (7), the middle of each turntable (7) is provided with a rotating shaft (8) in a penetrating way, the two sides of each rotating shaft (8) are connected with the inner wall of the cavity (6) through bearing seats, one side of each turntable (7) is positioned on the corresponding rotating shaft (8) and is fixedly provided with a worm wheel (9), one side of each worm wheel (9) is meshed with a worm (10), the other end of each worm (10) is connected with the output end of a first motor (11), one side of each turntable (7) far away from the worm wheel (9) is provided with a bent push rod (12), one end of each bent push rod (12) far away from the turntable (7) is connected with an inserted rod (13), the two ends of each bent push rod (12) are respectively movably connected with the turntables (7) and the inserted rod (13) through movable bolts, the one end of bent push rod (12) is run through the lateral wall of emergency exit (4) and to the outside of cavity (6) is extended in inserted bar (13) is kept away from one side of inserted bar (13) and is located set up on door frame (2) rather than assorted spacing jack (14).

2. The industrial door safety locking device according to claim 1, wherein the lifting device comprises a lifting groove (16) formed in one side of the wall body (1), a second motor (17) electrically connected with the controller (15) is fixedly arranged at one end of the bottom of the lifting groove (16), a threaded rod (18) is arranged at the output end of the second motor (17), a nut (19) is arranged on the threaded rod (18) in a threaded manner, and one side of the nut (19) is fixedly connected with one end side wall of the safety door (4) through a fixing rod.

3. The industrial door safety locking device according to claim 1, characterized in that a support plate (20) is fixedly arranged inside the cavity (6), and the first motor (11) is fixedly arranged at one side above the support plate (20).

4. The industrial door safety locking device according to claim 1, wherein a damping plate (21) is fixedly arranged on each of two sides of one end of the bottom of the safety door (4), and the damping plates (21) are symmetrically and fixedly arranged on each of two sides of the pressure sensor (5).

5. The industrial door safety locking device according to claim 1, wherein the controller (15) is fixedly arranged on one side above the door frame (2) and positioned on the wall body (1).

6. The industrial door safety locking device according to claim 1, wherein one end of the bent push rod (12) far away from the inserted rod (13) is arranged at an eccentric position on one side of the rotary table (7), and a through hole (22) is formed at a penetrating position of the inserted rod (13) and the safety door (4).