CN215047814U

CN215047814U - Emergency anti-falling safety device for building construction elevator

Info

Publication number: CN215047814U
Application number: CN202120762722.6U
Authority: CN
Inventors: 张强
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-14
Filing date: 2021-04-14
Publication date: 2021-12-07
Anticipated expiration: 2031-04-14

Abstract

The utility model relates to the technical field of elevator emergency anti-falling safety devices, and discloses a building construction elevator emergency anti-falling safety device, which comprises a guide rail frame, a guide rod and a lift car, wherein the guide rod is fixedly connected with the front part and the rear part of the right side of the guide rail frame, the lift car is arranged on the right side of the guide rod, the bottom of the lift car is fixedly connected with a fixed plate, the front surface and the rear surface of the fixed plate are respectively and regularly connected with a fixed block, the device detects the falling speed of the lift car through a speed sensor, when the falling speed exceeds the normal falling speed, the speed sensor can lead a switch controller to control a motor to drive a clamping plate to be in contact with a wear pad and the guide rod, thereby increasing the frictional resistance between the clamping plate and the guide rod, further playing the role of emergency anti-falling for the building construction elevator, and simultaneously, the supporting plate is moved to an inlet in the building through the sliding of a sliding block in a sliding chute when the lift car, therefore, constructors can enter the building more conveniently and safely and can use the building conveniently.

Description

Emergency anti-falling safety device for building construction elevator

Technical Field

The utility model relates to an elevator promptly prevents weighing down safety device technical field specifically is building construction elevator promptly prevents weighing down safety device.

Background

The construction elevator is generally called as a construction elevator, but the definition of the construction elevator is wider, a construction platform also belongs to the construction elevator series, and the simple construction elevator consists of a lift car, a driving mechanism, a standard section, an attached wall, a chassis, a fence, an electrical system and the like, and is a manned cargo-carrying construction machine frequently used in buildings. The existing building construction elevator can lead to the elevator to fall down emergently when equipment breaks down on the elevator in the operation process, the existing elevator prevents falling down emergently safety device, the structure is more complicated, the safety performance is relatively poor, the good anti-falling effect can not be played, and because the existing elevator safety anti-falling device can only brake the elevator under the condition that the elevator falls down emergently, the elevator can not be braked and protected when the elevator suspends, so that the device is lower in functionality.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a building construction elevator promptly prevents weighing down safety device has solved current elevator promptly and has prevented weighing down safety device, and the structure is more complicated, and the security performance is relatively poor, can not play fine anti-falling effect, and because current elevator safety anti-falling device can only brake the elevator under the urgent tenesmic condition of elevator, can't brake the protection to the elevator when the elevator suspends to make the lower problem of the device functionality.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the emergency anti-falling safety device for the building construction elevator comprises a guide rail frame, a guide rod and a car, wherein the guide rod is fixedly connected with the front part and the rear part of the right side of the guide rail frame, the car is arranged on the right side of the guide rod, a fixed plate is fixedly connected with the bottom of the car, fixed blocks are fixedly connected with the front surface and the rear surface of the fixed plate, a storage battery is fixedly mounted at the bottom of the fixed block, a connecting plate II is fixedly connected with the left side of the fixed block, a speed sensor and an on-off controller are fixedly mounted at the bottom of the connecting plate II, a connecting block is fixedly connected with the left side of the connecting plate II, a threaded hole is formed in the connecting block, threaded rods are connected in the threaded hole, clamping plates are fixedly connected at the opposite ends of the two threaded rods, a wear-resistant pad is fixedly connected at the opposite side of the two clamping plates, and a motor is fixedly connected at the left side of the connecting plate II, the motor output end fixedly connected with helical gear one, helical gear one is close to one side meshing of connecting block is connected with helical gear two, two helical gear two is close to one side of connecting block all with two the one end fixed connection that the threaded rod carried on the back mutually, the spout has all been seted up to the inside lower surface left and right sides of car, the inside sliding connection of spout has the slider, slider top fixedly connected with backup pad.

Preferably, a pulley is fixedly connected to the left side of the car, and the pulley is slidably connected to the guide rod.

Preferably, the top end of the car is fixedly connected with a first connecting plate, the left side of the first connecting plate is fixedly connected with the pulley, and a driving mechanism is fixedly mounted on the right side of the first connecting plate.

Preferably, one side of the clamping plate, which is close to the guide rod, is arranged to be arc-shaped.

Preferably, the top end of the supporting plate is fixedly connected with a pushing block.

Preferably, the speed sensor, the switch controller and the motor are electrically connected with the storage battery.

Preferably, a door is fixedly mounted on a front surface of the car.

(III) advantageous effects

The utility model provides a building construction elevator promptly prevents weighing down safety device possesses following beneficial effect:

when the speed sensor detects that the descending speed of the car exceeds the normal descending speed, the speed sensor transmits a signal to the switch controller, then the switch controller controls the motor to rotate, the rotation of the motor drives the clamping plate fixedly connected with the threaded rod to be contacted with the guide rod, and one side of the clamping plate close to the guide rod is fixedly connected with the wear pad, so that the wear pad is contacted with the guide rod to increase friction and extrude the guide rod when the clamping plate is contacted with the guide rod, thereby increasing the friction resistance between the clamping plate and the guide rod, increasing the resistance encountered by the descending of the car, playing an emergency anti-falling role on the construction elevator, further increasing the safety of the construction elevator, and simultaneously kicking a push block fixedly connected to the top end of the support plate by feet after the car door is opened when the car hovers, thus enabling the support plate to move through the sliding of the slide block in the sliding groove, just so can be so that the backup pad is connected with the corresponding entrance of car railway carriage or compartment door in with the building to make constructor make more convenient and safe get into the building, and when making to make with the bolt to make backup pad and building entrance firm when being connected, the backup pad can play the effect of support to the car, and then play the effect of preventing weighing down to the car that hovers.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the bottom view structure of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;

FIG. 4 is a schematic view of the internal structure of the car of the present invention;

FIG. 5 is a schematic view of the front view structure of the lift car of the present invention;

fig. 6 is a schematic view of the three-dimensional structure of the fixing plate, the second connecting plate and the fixing block of the present invention.

In the figure: 1. a guide rail bracket; 2. a guide bar; 3. a pulley; 4. a first connecting plate; 5. a drive mechanism; 6. a car; 7. a fixing plate; 8. a speed sensor; 9. a switch controller; 10. a second connecting plate; 11. a storage battery; 12. a fixed block; 13. a clamping plate; 14. a wear pad; 15. a motor; 16. a first bevel gear; 17. a second bevel gear; 18. a threaded rod; 19. connecting blocks; 20. a threaded hole; 21. a support plate; 22. a push block; 23. a slider; 24. a chute; 25. a compartment door.

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.

As shown in fig. 1-6, the utility model provides a technical solution: an emergency anti-falling safety device of a building construction elevator comprises a guide rail frame 1, a guide rod 2 and a car 6, wherein the guide rod 2 is fixedly connected with the front part and the rear part of the right side of the guide rail frame 1, the car 6 is arranged on the right side of the guide rod 2, a fixing plate 7 is fixedly connected with the bottom of the car 6, a fixing block 12 is fixedly connected with the front surface and the rear surface of the fixing plate 7, a storage battery 11 is fixedly arranged at the bottom of the fixing block 12, a connecting plate II 10 is fixedly connected with the left side of the fixing block 12, a speed sensor 8 and an on-off controller 9 are fixedly arranged at the bottom of the connecting plate II 10, a connecting block 19 is fixedly connected with the left side of the connecting block 19, a threaded hole 20 is formed in the connecting block 20, a threaded rod 18 is in threaded connection with the threaded hole 20, clamping plates 13 are fixedly connected with the opposite ends of the two threaded rods 18, a wear-resistant pad 14 is fixedly connected with the opposite side of the two clamping plates 13, and a motor 15 is fixedly connected with the left side of the connecting plate II 10, first helical gear 16 fixedly connected with output end of motor 15, first helical gear 16 is close to one side meshing connection of connecting block 19 and is connected with second helical gear 17, one side that two second helical gears 17 are close to connecting block 19 all with the one end fixed connection that two threaded rods 18 carried on the back mutually, spout 24 has all been seted up to the inside lower surface left and right sides of car 6, the inside sliding connection of spout 24 has slider 23, slider 23 top fixedly connected with backup pad 21, when speed sensor 8 that is located the inside fixed mounting in second 10 bottom of connecting plate bottom of car 6 detected the descending speed of car 6 and exceeded normal car 6's descending speed, speed sensor 8 will give switch controller 9 transmission signal, then switch controller 9 will control motor 15 and take place the rotation, motor 15's rotation will drive first helical gear 16 and the rotation of second helical gear 17 with first helical gear 16 meshing connection, helical gear second 17's rotation will make the threaded rod 18 of its fixed connection set up inside connecting block 19 The hole 20 rotates forwards, so that one side of the clamping plate 13 fixedly connected with the threaded rod 18 close to the guide rod 2 is contacted with the guide rod 2, and one side of the clamping plate 13 close to the guide rod 2 is fixedly connected with the wear-resistant pad 14, when the clamping plate 13 is contacted with the guide rod 2, the wear-resistant pad 14 is contacted with the guide rod 2 to increase friction and extrude the guide rod 2, so that the friction resistance between the clamping plate 13 and the guide rod 2 is increased, the resistance encountered by the descending of the car 6 is increased, the building construction elevator is prevented from falling emergently, the safety of the building construction elevator is increased, when the speed of the car 6 is recovered to be normal, the speed sensor 8 transmits a signal to the switching controller 9 to control the motor 15 to rotate reversely so that the clamping plate 13 is separated from the guide rod 2 and finally the motor 15 stops rotating, and simultaneously, when the car 6 hovers open the car door 25, the push block 22 fixedly connected to the top end of the supporting plate 21 is kicked by feet, just so can make the backup pad 21 slide in the spout 24 that car 6 inside lower surface was seted up through bottom fixed connection's slider 23 and remove, just so can make backup pad 21 and building in be connected with the entrance that car 6 railway carriage or compartment door 25 corresponds, thereby make constructor convenient and safe get into building in more, and when making to make backup pad 21 and building entrance firm connection with the bolt, backup pad 21 can play the effect of support to car 6, and then play the effect of preventing weighing down to car 6 that hovers.

Further, a pulley 3 is fixedly connected to the left side of the car 6, and the pulley 3 is slidably connected to the guide rod 2, so that the car 6 is lifted by the sliding of the pulley 3 on the outer surface of the guide rod 2.

Furthermore, the top end of the car 6 is fixedly connected with a first connecting plate 4, the left side of the first connecting plate 4 is fixedly connected with the pulley 3, and a driving mechanism 5 is fixedly mounted on the right side of the first connecting plate 4, so that the driving mechanism 5 can drive the car 6 and the first connecting plate 4 to slide on the outer surface of the guide rod 2 through the sliding block 3 to lift.

Further, one side of the clamping plate 13 close to the guide rod 2 is arc-shaped, and the arc-shaped surface of the clamping plate 13 is convenient to be in contact with the outer surface of the guide rod 2 better, so that the contact area is increased.

Further, the top end of the support plate 21 is fixedly connected with a push block 22, so that the push block 22 is convenient for constructors to push the support plate 21 by feet.

Further, the speed sensor 8, the switch controller 9 and the motor 15 are electrically connected with the storage battery 11, so that the storage battery 11 can supply power to the speed sensor 8, the switch controller 9 and the motor 15.

Further, the car door 25 is fixedly installed on the front surface of the car 6, so that the car door 25 can protect people inside the car 6 and is convenient for constructors to get in and out of the car 6.

To sum up, the utility model discloses a work flow: when the elevator car is used, when the speed sensor 8 fixedly installed at the bottom of the second connecting plate 10 at the bottom of the car 6 detects that the descending speed of the car 6 exceeds the descending speed of the normal car 6, the speed sensor 8 transmits a signal to the switch controller 9, then the switch controller 9 controls the motor 15 to rotate, the rotation of the motor 15 drives the first helical gear 16 and the second helical gear 17 meshed with the first helical gear 16 to rotate, the rotation of the second helical gear 17 enables the threaded rod 18 fixedly connected with the second helical gear to rotate and advance in the threaded hole 20 formed in the connecting block 19, so that one side, close to the guide rod 2, of the clamping plate 13 fixedly connected with the threaded rod 18 is in contact with the guide rod 2, and the side, close to the guide rod 2, of the clamping plate 13 is fixedly connected with the wear pad 14, when the clamping plate 13 is in contact with the guide rod 2, the wear pad 14 is in contact with the guide rod 2 to increase friction and extrude the guide rod 2, so as to increase the frictional resistance between the clamping plate 13 and the guide rod 2, thus increasing the resistance encountered by the descending of the car 6, and playing an emergency anti-falling role on the building construction elevator, further increasing the safety of the building construction elevator, when the speed of the car 6 is recovered to normal, the speed sensor 8 can transmit a signal to the switch controller 9 to control the motor 15 to rotate reversely so as to lead the clamping plate 13 to be separated from the guide rod 2 and finally lead the motor 15 to stop rotating, and simultaneously, when the car 6 hovers, the car door 25 is opened and then the push block 22 fixedly connected with the top end of the supporting plate 21 is kicked, thus leading the supporting plate 21 to slide in the sliding groove 24 arranged on the lower surface in the car 6 through the sliding block 23 fixedly connected with the bottom part to move, thus leading the supporting plate 21 to be connected with the entrance corresponding to the car door 25 of the car 6 in the building, and leading constructors to enter the building more conveniently and safely, and when making with the bolt make backup pad 21 with building entrance firm when being connected, backup pad 21 can play the effect of support to car 6, and then plays the effect of preventing weighing down to car 6 that hovers.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Building construction elevator promptly prevents weighing down safety device, including guide rail frame (1), guide arm (2) and car (6), its characterized in that: the guide rail frame is characterized in that a guide rod (2) is fixedly connected with the front side and the rear side on the right side of the guide rail frame (1), a car (6) is arranged on the right side of the guide rod (2), a fixing plate (7) is fixedly connected with the bottom of the car (6), a fixing block (12) is fixedly connected with the front surface and the rear surface of the fixing plate (7), a storage battery (11) is fixedly mounted at the bottom of the fixing block (12), a connecting plate II (10) is fixedly connected with the left side of the fixing block (12), a speed sensor (8) and an on-off controller (9) are fixedly mounted at the bottom of the connecting plate II (10), a connecting block (19) is fixedly connected with the left side of the connecting block II (10), a threaded hole (20) is formed inside the connecting block (19), a threaded rod (18) is connected with the inner thread of the threaded hole (20), and a clamping plate (13) is fixedly connected with the opposite end of the threaded rod (18), equal fixedly connected with abrasion pad (14) in the relative one side of two grip blocks (13), connecting plate two (10) left side fixedly connected with motor (15), motor (15) output end fixedly connected with helical gear (16), helical gear (16) are close to one side meshing of connecting block (19) is connected with helical gear two (17), two helical gear two (17) are close to one side of connecting block (19) all with two threaded rod (18) one end fixed connection that carries on the back mutually, spout (24) have all been seted up to the inside lower surface left and right sides of car (6), spout (24) inside sliding connection has slider (23), slider (23) top fixedly connected with backup pad (21).

2. The construction elevator emergency fall prevention safety device according to claim 1, characterized in that: the left side fixedly connected with pulley (3) of car (6), just pulley (3) with guide arm (2) sliding connection.

3. The construction elevator emergency fall prevention safety device according to claim 2, characterized in that: car (6) top fixedly connected with connecting plate (4), just the left side of connecting plate (4) with pulley (3) fixed connection, connecting plate (4) right side fixed mounting has actuating mechanism (5).

4. The construction elevator emergency fall prevention safety device according to claim 1, characterized in that: one side of the clamping plate (13) close to the guide rod (2) is arc-shaped.

5. The construction elevator emergency fall prevention safety device according to claim 1, characterized in that: the top end of the supporting plate (21) is fixedly connected with a pushing block (22).

6. The construction elevator emergency fall prevention safety device according to claim 1, characterized in that: the speed sensor (8), the switch controller (9) and the motor (15) are electrically connected with the storage battery (11).

7. The construction elevator emergency fall prevention safety device according to claim 1, characterized in that: and a compartment door (25) is fixedly arranged on the front surface of the car (6).