CN218024815U

CN218024815U - Anti-slip device for elevator car

Info

Publication number: CN218024815U
Application number: CN202222593778.0U
Authority: CN
Inventors: 李铮
Original assignee: Jiangsu Chuangli Elevator Parts Co ltd
Current assignee: Jiangsu Chuangli Elevator Parts Co ltd
Priority date: 2022-09-29
Filing date: 2022-09-29
Publication date: 2022-12-13
Anticipated expiration: 2032-09-29

Abstract

The utility model provides an anti-sliding device of an elevator car, which relates to the technical field of elevator cars and aims to solve the problems that braking force is easy to decline due to long-term use and abrasion of a braking piece, the safety of the elevator is easy to be influenced, and the car is easy to slide; the elevator lifting device is characterized in that a group of elevator lifting rotating shafts are rotatably mounted on the fixed seat, a group of clamping gears are fixedly mounted at the outer ends of the elevator lifting rotating shafts, a group of connecting frames are mounted at the left end of the fixed seat, a group of connecting gears are fixedly mounted at the right end of the connecting frames, a group of transmission rods are rotatably mounted on the side supports respectively, and five groups of moving blocks are slidably mounted at the right end of the connecting frames; the utility model discloses a driving motor drives the worm and rotates for five groups of movable blocks inwards move simultaneously and make its inner spacing fixture block difference joint install on the spacing draw-in groove of joint gear, fix with the elevator lift pivot of rotating the installation on the fixing base, can play effectual swift current effect of preventing when stopping elevator car on the floor.

Description

Anti-slip device for elevator car

Technical Field

The utility model belongs to the technical field of the car elevator, more specifically says, in particular to elevator car prevents swift current device.

Background

The principle of the elevator with the lift car is a pulley block, and the lift car and the counterweight are respectively hung at two ends of the pulley by steel wire ropes; the elevator with the lift car is used by driving a traction wheel to rotate by a motor to drive a steel wire rope to move, so that the positions of the lift car and a counterweight are driven to change, the steel wire rope moves by transferring energy by friction force between the traction wheel and the steel wire rope, the friction force is traction force, and the size of the traction wheel is influenced by factors such as the shape of a rope groove of the traction wheel, the thickness of the steel wire rope and the like; when the existing similar anti-sliding device for the elevator car is used, the braking force is easy to reduce due to abrasion of the braking piece in long service life, the safety of the elevator is easy to influence, and the car is easy to slide.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides an elevator car prevents swift current device to solve current similar braking piece and use for a long time and wearing and tearing lead to the braking force to descend easily, influence the security of elevator easily, and the car problem of swift current mobility appears easily.

The utility model discloses elevator car prevents swift current device's purpose and efficiency is reached by following specific technological means:

an elevator car anti-slip device comprises a fixed seat;

the elevator lifting mechanism is characterized in that a group of elevator lifting rotating shafts are rotatably installed on the fixing seats, a group of clamping gears are fixedly installed at the outer ends of the elevator lifting rotating shafts, the fixing seats are fixedly installed at the top end of an elevator frame, a group of connecting frames are installed at the left end of the fixing seats, the connecting frames are fixedly installed at the top end of the elevator frame in a circular array mode, five groups of side supports are fixedly installed on the connecting frames, a group of connecting gears are fixedly installed at the right end of each connecting frame, a group of transmission rods are respectively rotatably installed on the side supports, five groups of moving blocks are further slidably installed at the right end of each connecting frame, the inner ends of the five groups of moving blocks are respectively clamped with the clamping gears on the elevator lifting rotating shafts, a group of rear supports are fixedly installed at the left end of each connecting frame, a group of driving assemblies are installed on the rear supports, each driving assembly comprises a worm wheel, a worm and a driving motor, the worm is fixedly installed at the left end of each rear support.

Furthermore, a group of second gears is fixedly installed at the right end of the transmission rod, a group of racks is fixedly arranged at the inner end of the moving block, and the racks fixedly arranged at the inner end of the moving block are in meshed transmission connection with the second gears at the right end of the transmission rod.

Furthermore, a group of limiting clamping blocks are fixedly arranged at the inner ends of the moving blocks, limiting clamping grooves are formed in a circular array mode in the clamping gear on the elevator lifting rotating shaft, and the limiting clamping blocks at the inner ends of the five groups of moving blocks are respectively installed on the limiting clamping grooves of the clamping gear in a clamping mode.

Furthermore, a group of guide grooves is formed in the side support, a group of limiting slide blocks are fixedly arranged at the outer end of the moving block, and the limiting slide blocks fixedly arranged at the outer end of the moving block are slidably mounted on the guide grooves of the side support.

Furthermore, the outer end of the worm is fixedly arranged on a transmission shaft of the driving motor, and a worm wheel connected with the left end of the gear is in meshed transmission connection with the worm on the rear support.

Furthermore, a group of first gears is fixedly installed at the left end of the transmission rod, and the inner ends of the first gears on the transmission rod are in meshed transmission connection with the outer ends of the connecting gears.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the arrangement of the moving blocks is beneficial to enabling the elevator to stop at a corresponding floor, the driving motor drives the worm wheel and the connecting gear to rotate through the worm, the inner end of the first gear on the transmission rod is in meshed transmission with the outer end of the connecting gear, the five groups of first gears and the transmission rod rotate simultaneously, the limiting sliding blocks fixedly arranged at the outer ends of the moving blocks are slidably arranged on the guide grooves of the side brackets, racks fixedly arranged at the inner ends of the moving blocks are in meshed transmission with the second gear at the right end of the transmission rod, the five groups of moving blocks move inwards simultaneously, limiting clamping blocks at the inner ends of the five groups of moving blocks are respectively clamped and arranged on limiting clamping grooves of the clamping gears, elevator lifting rotating shafts rotatably arranged on the fixed base are fixed, an effective anti-slipping effect can be achieved when the elevator car stops at the floor, and the anti-slipping effect of the elevator car is improved through the limiting clamping blocks of the five groups of moving blocks.

Drawings

Fig. 1 is a left side schematic axial view of the present invention.

Fig. 2 is a right side schematic axial view of the present invention.

Fig. 3 is a schematic view of the movable block of the present invention.

Fig. 4 is a schematic view of the installation of the moving block of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a fixed seat; 101. an elevator lifting rotating shaft; 102. clamping a gear; 2. a connecting frame; 201. a side bracket; 2011. a guide groove; 202. a connecting gear; 203. a transmission rod; 2031. a first gear; 2032. a second gear; 204. a moving block; 2041. a rack; 2042. a limiting slide block; 2043. a limiting clamping block; 205. a rear bracket; 206. a drive assembly; 2061. a worm gear; 2062. a worm; 2063. the motor is driven.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 4:

the utility model provides an anti-slip device of an elevator car, which comprises a fixed seat 1;

a set of elevator lifting rotating shaft 101 is rotatably mounted on the fixed seat 1, a set of clamping gears 102 is fixedly mounted at the outer end of the elevator lifting rotating shaft 101, the fixed seat 1 is fixedly mounted at the top end of an elevator frame, a set of connecting frame 2 is mounted at the left end of the fixed seat 1, the connecting frame 2 is fixedly mounted at the top end of the elevator frame, five sets of side brackets 201 are fixedly mounted on the connecting frame 2 in a circular array manner, a set of connecting gears 202 is fixedly mounted at the right end of the connecting frame 2, a set of transmission rods 203 are respectively rotatably mounted on the side brackets 201, five sets of moving blocks 204 are further slidably mounted at the right end of the connecting frame 2, the inner ends of the five sets of moving blocks 204 are respectively clamped with the clamping gears 102 on the elevator lifting rotating shaft 101, a set of rear brackets 205 is fixedly mounted at the left end of the connecting frame 2, a set of driving assemblies 206 is mounted on the rear brackets 205, each driving assembly 206 comprises a worm wheel 2061, a worm 2062 and a driving motor 2063, the worm wheel 2061 is fixedly mounted at the left end of the connecting gear 202, the worm 2062 is rotatably mounted on the rear brackets 205.

A group of guide grooves 2011 is formed in the side bracket 201, a group of limiting sliders 2042 is fixedly arranged at the outer end of the moving block 204, the limiting sliders 2042 fixedly arranged at the outer end of the moving block 204 are slidably mounted on the guide grooves 2011 of the side bracket 201, a group of first gears 2031 is fixedly arranged at the left end of the driving rod 203, the inner end of the first gear 2031 on the driving rod 203 is in meshing transmission with the outer end of the connecting gear 202, a group of second gears 2032 is fixedly arranged at the right end of the driving rod 203, a group of racks 2041 is fixedly arranged at the inner end of the moving block 204, the rack 2041 fixedly arranged at the inner end of the moving block 204 is in meshing transmission with the second gear 2032 at the right end of the driving rod 203, a group of limiting fixture blocks 2043 is fixedly arranged at the inner end of the moving block 204, a group of limiting worm 2063 is arranged on the driving shaft of the driving motor 2063, and the worm gear 2061 at the left end of the connecting gear 202 is in meshing transmission with the worm gear 2062 on the rear bracket 205; the elevator car anti-slip device has the specific effects that when an elevator stops at a corresponding floor, the driving motor 2063 drives the worm wheel 2061 and the connecting gear 202 to rotate through the worm 2062, the inner end of the first gear 2031 on the transmission rod 203 is in meshing transmission connection with the outer end of the connecting gear 202, so that the five groups of first gears 2031 and the transmission rod 203 rotate simultaneously, the limiting slide blocks 2042 fixedly arranged at the outer end of the moving block 204 are slidably arranged on the guide grooves 2011 of the side brackets 201, the racks 2041 fixedly arranged at the inner ends of the moving block 204 are in meshing transmission connection with the second gear 2032 at the right end of the transmission rod 203, so that the five groups of moving blocks 204 move inwards simultaneously, the limiting fixture blocks 2043 at the inner ends of the five groups of moving blocks 204 are respectively clamped and arranged on the limiting fixture grooves of the clamping gear 102, so that the elevator lifting spindle 101 rotatably arranged on the fixing base 1 is fixed, an effective anti-slip effect can be achieved when an elevator car stops at the floor, and the limiting fixture blocks 2043 of the five groups of the moving blocks 204 improve the anti-slip effect of the elevator car.

The specific use mode and function of the embodiment are as follows:

the utility model discloses when using, when the elevator stops in corresponding floor, driving motor 2063 drives worm wheel 2061 and connecting gear 202 through worm 2062 and rotates, and the inner of first gear 2031 on the transfer line 203 is connected with the outer end meshing transmission of connecting gear 202, make five first gear 2031 of group and transfer line 203 rotate simultaneously, the fixed spacing slider 2042 slidable mounting that is equipped with in movable block 204 outer end is on the guide way 2011 of collateral branch frame 201, the fixed rack 2041 that is equipped with in movable block 204 inner is connected with the second gear 2032 meshing transmission of transfer line 203 right-hand member, thereby make five movable block 204 of group inwards move simultaneously, the spacing fixture block 2043 of five movable block 204 inner is the joint respectively and is installed on the spacing draw-in groove of joint gear 102, thereby fix the elevator lift pivot 101 of rotary mounting on fixing base 1, can play effectual swift current preventing effect when the elevator car parks on the floor, the spacing fixture block 2043 of five movable block 204 of group has improved the swift current preventing effect of device to the elevator car.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides an elevator car anti-skidding device which characterized in that: comprises a fixed seat (1);

a group of elevator lifting rotating shafts (101) are rotatably arranged on the fixed seat (1), a group of clamping gears (102) are fixedly arranged at the outer ends of the elevator lifting rotating shafts (101), the fixed seat (1) is fixedly arranged at the top end of the elevator frame, a group of connecting frames (2) are arranged at the left end of the fixed seat (1), and the connecting frame (2) is fixedly arranged at the top end of the elevator frame, five groups of side brackets (201) are fixedly arranged on the connecting frame (2) in a circular array manner, a group of connecting gears (202) are fixedly arranged at the right end of the connecting frame (2), a group of transmission rods (203) are respectively rotatably arranged on the side brackets (201), five groups of moving blocks (204) are also slidably arranged at the right end of the connecting frame (2), the inner ends of the five groups of moving blocks (204) are respectively clamped with a clamping gear (102) on the elevator lifting rotating shaft (101), a group of rear brackets (205) are fixedly arranged at the left end of the connecting frame (2), a group of driving components (206) are arranged on the rear brackets (205), the driving component (206) comprises a worm wheel (2061), a worm (2062) and a driving motor (2063), the worm wheel (2061) is fixedly arranged at the left end of the connecting gear (202), the worm (2062) is rotatably arranged on the rear bracket (205) of the connecting bracket (2), and the driving motor (2063) is fixedly arranged at the side end of the rear bracket (205).

2. The elevator car antislip apparatus according to claim 1, wherein: a group of guide grooves (2011) are formed in the side support (201), a group of limiting sliding blocks (2042) are fixedly arranged at the outer end of the moving block (204), and the limiting sliding blocks (2042) fixedly arranged at the outer end of the moving block (204) are slidably arranged on the guide grooves (2011) of the side support (201).

3. The elevator car antislip device according to claim 1, characterized in that: a group of first gears (2031) are fixedly mounted at the left end of the transmission rod (203), and the inner end of the first gear (2031) on the transmission rod (203) is in meshed transmission connection with the outer end of the connecting gear (202).

4. The elevator car antislip apparatus according to claim 1, wherein: the right end of the transmission rod (203) is fixedly provided with a group of second gears (2032), the inner end of the moving block (204) is fixedly provided with a group of racks (2041), and the racks (2041) fixedly arranged at the inner end of the moving block (204) are in meshed transmission connection with the second gears (2032) at the right end of the transmission rod (203).

5. The elevator car antislip apparatus according to claim 1, wherein: the inner end of the moving block (204) is fixedly provided with a group of limiting clamping blocks (2043), the clamping gear (102) on the elevator lifting rotating shaft (101) is provided with limiting clamping grooves in a circular array manner, and the limiting clamping blocks (2043) at the inner ends of the five groups of moving blocks (204) are respectively clamped and mounted on the limiting clamping grooves of the clamping gear (102).

6. The elevator car antislip device according to claim 1, characterized in that: the outer end of the worm (2062) is fixedly arranged on a transmission shaft of the driving motor (2063), and the worm wheel (2061) at the left end of the connecting gear (202) is in meshed transmission connection with the worm (2062) on the rear support (205).