CN213976546U

CN213976546U - Adjusting device for preventing elevator from overspeed

Info

Publication number: CN213976546U
Application number: CN202022640468.0U
Authority: CN
Inventors: 陈燕琴
Original assignee: Hangzhou Shengkaida Technology Co ltd
Current assignee: Hangzhou Shengkaida Technology Co ltd
Priority date: 2020-11-16
Filing date: 2020-11-16
Publication date: 2021-08-17
Anticipated expiration: 2030-11-16

Abstract

The utility model discloses a prevention elevator overspeed's adjusting device, including passageway and elevator body, the elevator body is located the inside of passageway, the both sides outer wall of elevator body all is fixed with the supporting roller who is the rectangle form and distributes, and the bottom outer wall of elevator body is fixed with the mounting plate of two symmetric distributions, the bottom outer wall middle part of elevator body is fixed with adjusting part. The utility model discloses a test sensor test pivot pivoted speed, in case when the condition of overspeed appears, the anti-skidding lasso that first cylinder operation drove on the gyro wheel supports the inner wall of pressing the passageway, thereby increase elevator body running resistance, meanwhile, the inner wall that the slipmat on the second cylinder operation drive fixed plate contacted the passageway, further increase elevator body operation's resistance, thereby realize the effect of slowdown regulation, whole sets up simple structure, and is with low costs, thereby be convenient for maintenance and maintenance in the future, passenger's the experience of taking has been improved.

Description

Adjusting device for preventing elevator from overspeed

Technical Field

The utility model relates to an elevator technical field especially relates to an adjusting device that prevention elevator is overspeed.

Background

The elevator is a permanent transportation device serving a plurality of specific floors in a building, the lift car of the permanent transportation device runs on at least two rows of rigid rails which are vertical to the horizontal plane or have an inclination angle smaller than 15 degrees with a vertical line, and the elevator is easy to overspeed in the running process at present, so that the elevator is easy to be unstable and easy to break down, and passengers are alarmed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an adjusting device for preventing elevator overspeed.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an adjusting device for preventing an elevator from overspeed comprises a channel and an elevator body, wherein the elevator body is positioned inside the channel, supporting rollers which are distributed in a rectangular shape are fixed on the outer walls of two sides of the elevator body, two symmetrically-distributed arrangement plates are fixed on the outer wall of the bottom of the elevator body, an adjusting part is fixed in the middle of the outer wall of the bottom of the elevator body, a T-shaped chute is formed in the outer wall of the bottom of the arrangement plate, which is far away from the adjusting part, a T-shaped sliding chute is formed in the inner wall of the T-shaped chute in a sliding connection mode, a fixing box is fixed on the outer wall of the bottom of the T-shaped sliding chute, round openings are formed in the outer walls of two sides of the fixing box, the inner walls of the two round openings are fixed with a same rotating shaft through bearings, the rollers are sleeved at two ends of the rotating shaft, an anti-skid ring is sleeved on the outer wall of each roller, a speed measuring sensor is fixed in the middle of the inner wall of one side of the fixing box, and the signal end of the speed measuring sensor is connected with a microprocessor through a signal line, the mounting plate is fixed on the outer wall of the bottom of the mounting plate close to the adjusting part, two first cylinders which are symmetrically distributed are fixed on the outer wall of one side of the mounting plate close to the fixing box, and the piston rod of each first cylinder is fixedly connected with the outer wall of one side of the fixing box.

Preferably, the adjusting part includes the fixed block, and the fixed block is fixed in the bottom outer wall middle part of elevator body, two symmetric distribution's mounting groove has all been seted up to the both sides outer wall of fixed block, and the inner wall of mounting groove is fixed with the second cylinder, four lie in the piston rod of two second cylinders on the same side in the second cylinder and be fixed with same fixed plate, and one side outer wall that the fixed block was kept away from to the fixed plate is fixed with the slipmat.

Preferably, the specification of the non-slip mat is matched with the specification of the fixing plate, and the non-slip mat is in contact with the inner wall of the channel.

Preferably, the anti-skid ferrule is in contact with the inner wall of the channel, and the fixed box is in contact with the outer wall of the bottom of the placing plate.

Preferably, the support rollers form a rolling fit with the inner wall of the channel.

Preferably, the first cylinder and the second cylinder are both connected with a switch through a wire, and the switch is connected with a microprocessor through a wire.

The utility model has the advantages that:

this adjusting device that prevention elevator is overspeed, through test sensor test pivot pivoted speed, thereby judge whether overspeed, in case when the condition that appears overspeed, first cylinder operation drives the inner wall that the antiskid lasso on the gyro wheel supported the pressure passageway, thereby increase elevator body running resistance, meanwhile, the inner wall that the slipmat on the second cylinder operation drive fixed plate contacted the passageway, further increase elevator body operation's resistance, thereby realize the effect of slowdown regulation, wholly set up simple structure, low cost, thereby be convenient for maintenance and maintenance in the future, passenger's the experience of taking has been improved.

Drawings

Fig. 1 is a schematic view of a vertical cross-sectional structure of an adjusting device for preventing elevator overspeed according to the present invention;

FIG. 2 is an enlarged view of A in FIG. 1;

fig. 3 is a schematic view of the cross-sectional structure of the top view of the fixed box of the adjusting device for preventing the overspeed of the elevator provided by the utility model;

fig. 4 is a schematic view of the structure of the adjusting device for preventing elevator overspeed according to the present invention from being seen from the bottom.

In the figure: the elevator comprises a channel 1, an elevator body 2, a supporting roller 3, a placing plate 4, a mounting plate 5, a first cylinder 6, a sliding chute 7T-shaped, a sliding block 8T-shaped, a fixed box 9, a rotating shaft 10, a roller 11, an anti-skid ferrule 12, a fixed block 13, a second cylinder 14, a fixed plate 15, an anti-skid pad 16 and a speed measuring sensor 17.

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.

Referring to fig. 1-4, an adjusting device for preventing elevator overspeed comprises a channel 1 and an elevator body 2, wherein the elevator body 2 is located inside the channel 1, supporting rollers 3 which are distributed in a rectangular shape are fixed on the outer walls of two sides of the elevator body 2, two symmetrically distributed mounting plates 4 are fixed on the outer wall of the bottom of the elevator body 2, an adjusting part is fixed in the middle of the outer wall of the bottom of the elevator body 2, a T-shaped chute 7 is formed in the outer wall of the bottom of the mounting plate 4, which is far away from the adjusting part, a T-shaped sliding chute 7 is formed in the inner wall of the T-shaped chute 7, a T-shaped sliding block 8 is connected to the inner wall of the T-shaped sliding block 8 in a sliding manner, a fixed box 9 is fixed on the outer wall of the bottom of the fixed box 9, round openings are formed in the outer walls of the two round openings, a same rotating shaft 10 is fixed on the inner wall of the two ends of the rotating shaft 10 through bearings, an idler wheel 11 is sleeved on the outer wall of the idler wheel 11, a speed-measuring sensor 17 is fixed on the middle of the inner wall of one side of the fixed box 9, and the signal end of the speed measuring sensor 17 is connected with a microprocessor through a signal wire, the mounting plate 5 is fixed on the outer wall of the bottom of the mounting plate 4 close to the adjusting part, two symmetrically distributed first cylinders 6 are fixed on the outer wall of one side of the mounting plate 5 close to the fixing box 9, the piston rods of the first cylinders 6 are fixedly connected with the outer wall of one side of the fixing box 9, the adjusting part comprises fixing blocks 13, the fixing blocks 13 are fixed in the middle of the outer wall of the bottom of the elevator body 2, two symmetrically distributed mounting grooves are respectively arranged on the outer walls of two sides of the fixing blocks 13, the second cylinders 14 are fixed on the inner walls of the mounting grooves, the same fixing plate 15 is fixed on the piston rods of the two second cylinders 14 on the same side in the four second cylinders 14, the non-slip mat 16 is fixed on the outer wall of one side of the fixing plate 15 far away from the fixing block 13, the specification of, the anti-skidding ferrule 12 contacts with the inner wall of the channel 1, the fixed box 9 contacts with the outer wall of the bottom of the placing plate 4, the supporting roller 3 is in rolling fit with the inner wall of the channel 1, the first air cylinder 6 and the second air cylinder 14 are both connected with a switch through wires, and the switch is connected with a microprocessor through wires.

The working principle is as follows: the test sensor 17 is arranged to test the rotating speed of the rotating shaft 10, so as to judge whether the rotating speed is excessive, when the condition of excessive speed is generated, the first air cylinder 6 operates to drive the fixed box 9 to form sliding fit with the outer wall of the bottom of the mounting plate 4, the T-shaped sliding groove 7 and the T-shaped sliding block 8 form sliding fit, then the anti-skid ferrule 12 on the roller 11 is abutted against the inner wall of the channel 1, so that the operation resistance of the elevator body 2 is increased, meanwhile, the second air cylinder 14 operates to drive the anti-skid pad 16 on the fixed plate 15 to contact with the inner wall of the channel 1, the operation resistance of the elevator body 2 is further increased, so that the speed reduction adjustment work is completed, the future maintenance and the service are facilitated, and the riding experience of passengers is improved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The adjusting device for preventing the overspeed of the elevator comprises a channel (1) and an elevator body (2), and is characterized in that the elevator body (2) is positioned inside the channel (1), supporting rollers (3) which are distributed in a rectangular shape are fixed on the outer walls of the two sides of the elevator body (2), two symmetrically-distributed arrangement plates (4) are fixed on the outer wall of the bottom of the elevator body (2), an adjusting part is fixed in the middle of the outer wall of the bottom of the elevator body (2), a T-shaped sliding groove (7) is formed in the outer wall of the bottom, far away from the adjusting part, of the arrangement plate (4), the inner wall of the T-shaped sliding groove (7) is connected with a T-shaped sliding block (8) in a sliding manner, a fixing box (9) is fixed on the outer wall of the bottom of the T-shaped sliding block (8), round openings are formed in the outer walls of the two sides of the fixing box (9), and the inner walls of the two round openings are fixed with a same rotating shaft (10) through bearings, gyro wheel (11) have all been cup jointed at the both ends of pivot (10), and the outer wall of gyro wheel (11) has cup jointed anti-skidding lasso (12), one side inner wall middle part of fixed case (9) is fixed with tacho sensor (17), and the signal end passing signal line of tacho sensor (17) is connected with microprocessor, the bottom outer wall that places board (4) and be close to adjusting part is fixed with mounting panel (5), and one side outer wall that mounting panel (5) are close to fixed case (9) is fixed with first cylinder (6) of two symmetric distributions, the piston rod of first cylinder (6) and one side outer wall fixed connection of fixed case (9).

2. The adjusting device for preventing the overspeed of the elevator according to claim 1, wherein the adjusting component comprises a fixing block (13), the fixing block (13) is fixed in the middle of the outer wall of the bottom of the elevator body (2), two symmetrically distributed mounting grooves are formed in the outer walls of two sides of the fixing block (13), the inner walls of the mounting grooves are fixed with second cylinders (14), the piston rods of two second cylinders (14) located on the same side in the four second cylinders (14) are fixed with the same fixing plate (15), and the outer wall of one side, far away from the fixing block (13), of the fixing plate (15) is fixed with a non-slip mat (16).

3. A regulating device for preventing elevator overspeed according to claim 2, characterized in that the specifications of the non-slip mat (16) are adapted to the specifications of the fixing plate (15), and the non-slip mat (16) is in contact with the inner wall of the passageway (1).

4. The adjusting device for preventing elevator overspeed as claimed in claim 1, characterized in that the anti-slip collar (12) is in contact with the inner wall of the channel (1) and the fixing box (9) is in contact with the bottom outer wall of the installation plate (4).

5. An adjusting device preventing elevator overspeed as claimed in claim 1, characterized in that the supporting rollers (3) form a rolling fit with the inner wall of the channel (1).

6. The adjusting device for preventing the overspeed of the elevator as recited in claim 1, wherein the first cylinder (6) and the second cylinder (14) are connected with a switch through a wire, and the switch is connected with a microprocessor through a wire.