CN213874882U - Buffer testing device - Google Patents

Abstract

The utility model relates to a buffer body test technical field, especially relate to a buffer testing arrangement, solve the shortcoming that exists among the prior art, the on-line screen storage device comprises a base, the top of base is fixed with the stand of symmetrical arrangement through the hexagon socket head cap screw, the top of stand is fixed with the roof through the screw, installs hoisting device on the roof, install the lift seat on the hoisting device, the bottom of lift seat is fixed with the pull rod through the screw, and the bottom of pull rod is fixed with the balancing weight, and the both sides of lift seat have all welded the connecting plate, the tip of connecting plate has the fender cover through the screw fixation, one side slip of fender cover is provided with the sliding part; through the setting of structures such as worm, rotation seat, movable plate, can drive the drawing of patterns respectively after rotating the hand dish or pulling the hand dish and rotate or swing to can adjust the test angle of buffer body, can carry out the striking test of multiple spot, have stronger practicality.

Description

Buffer testing device

Technical Field

The utility model relates to a buffer test technical field especially relates to a buffer testing arrangement.

Background

The buffer provides the last type of safety protection for the elevator safety device. It is installed in the well pit of elevator, is located the car and is heavy directly below. When the elevator moves upwards or downwards, due to the breakage of the steel wire rope, the traction friction force and the insufficient brake braking force; when the control system fails and exceeds the bottom layer or the top layer of the terminal landing, the buffer plays a role in buffering so as to prevent the elevator car or the counterweight from directly colliding with the bottom or impacting the top and protect the safety of passengers and equipment.

The prior art buffer has the following defects in detection: firstly, the measured angle is fixed, and multi-point detection cannot be carried out on the buffer; secondly, in the detection process, the buffer may send out flying pieces in the collision process, which easily causes accidental injury of personnel and has potential safety hazard.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a shortcoming in order to solve exist among the prior art, and a buffer testing arrangement who proposes.

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

a buffer testing device comprises a base, wherein symmetrically arranged stand columns are fixed to the top of the base through hexagon socket head cap bolts, top plates are fixed to the tops of the stand columns through screws, lifting devices are installed on the top plates, lifting seats are installed on the lifting devices, pull rods are fixed to the bottoms of the lifting seats through screws, balancing weights are fixed to the bottoms of the pull rods, connecting plates are welded to two sides of each lifting seat, blocking covers are fixed to the end portions of the connecting plates through screws, and sliding portions are arranged on one sides of the blocking covers in a sliding mode;

a pin shaft is rotatably arranged inside the base, a swinging plate is fixed outside the pin shaft through a screw, a rotating seat is fixed at the top of the swinging plate through a screw, a rotating column is rotatably arranged on the rotating seat, and a buffer body is fixedly arranged at the top of the rotating column;

the outside cover of round pin axle has the worm wheel, the worm wheel meshing is connected with the worm, and the worm rotates and sets up the inside at the base, the outside cover of rotating the post is equipped with the gear, and the gear meshing is connected with the rack, the rack slides and sets up in the inside of rotating the seat.

Preferably, a first bearing is installed on the rotating seat, and the rotating column is sleeved inside the first bearing.

Preferably, an inner groove is formed in the base, the second bearings are mounted on two sides of the inner wall of the inner groove, two ends of the pin shaft are sleeved in the second bearings, a through groove is formed in the rotating seat, the gear is located in the through groove, the rack is connected with the through groove in a sliding mode, and the moving plate is welded on one side of the rack.

Preferably, the third bearing is installed on the lateral wall of the inner groove, the both ends of the worm are all sleeved in the third bearing, the rotating shaft is welded at one end of the worm, the telescopic rod is arranged in the rotating shaft in a sliding mode, the hand disc is welded at the end portion of the telescopic rod, the through hole is formed in the movable plate, the telescopic rod is embedded in the through hole, and the spring is welded at the middle portion of the movable plate.

Preferably, a telescopic groove is formed in the rotating shaft, and the telescopic rod is connected with the telescopic groove in a sliding mode.

Preferably, a rectangular groove is formed in the blocking cover, the sliding part is connected with the rectangular groove in a sliding mode, and the blocking cover and the sliding part are made of acrylic materials.

The utility model has the advantages that:

1. the utility model discloses in through worm, the setting of rotating seat, movable plate isotructure, can drive the drawing of patterns respectively after rotating the hand dish or pulling hand dish and rotate or swing to can adjust the test angle of buffer body, can carry out the striking test of multiple spot, have stronger practicality.

2. The utility model discloses in through the setting that keeps off structures such as cover, sliding part, when the seat that goes up and down drives the counterweight block and removes, can take simultaneously and keep off the cover and move down, can block flying the piece in the front, avoid personnel's accident injured, eliminated the potential safety hazard.

Drawings

Fig. 1 is a front view of a buffer testing apparatus according to the present invention;

fig. 2 is a top view of the shield according to the present invention;

fig. 3 is an enlarged view of the position of a reference mark a of the buffer testing device provided by the present invention.

In the figure: 1 base, 2 columns, 3 lifting devices, 4 lifting seats, 5 pull rods, 6 balancing weights, 7 connecting plates, 8 blocking covers, 81 sliding parts, 9 rotating shafts, 10 hand discs, 11 telescopic rods, 12 rotating seats, 13 rotating columns, 14 buffer bodies, 15 swinging plates, 16 worm wheels, 17 gears, 18 worms, 19 inner grooves and 20 moving plates.

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. 1-3, a buffer testing device comprises a base 1, wherein symmetrically arranged upright posts 2 are fixed at the top of the base 1 through hexagon socket head cap screws, a top plate is fixed at the top of each upright post 2 through screws, a lifting device 3 is installed on each top plate, a lifting seat 4 is installed on each lifting device 3, a pull rod 5 is fixed at the bottom of each lifting seat 4 through screws, a balancing weight 6 is fixed at the bottom of each pull rod 5, connecting plates 7 are welded at two sides of each lifting seat 4, a blocking cover 8 is fixed at the end of each connecting plate 7 through screws, and a sliding part 81 is slidably arranged on one side of each blocking cover 8; a pin shaft is rotatably arranged inside the base 1, a swinging plate 15 is fixed outside the pin shaft through a screw, a rotating seat 12 is fixed at the top of the swinging plate 15 through a screw, a rotating column 13 is rotatably arranged on the rotating seat 12, and a buffer body 14 is fixedly arranged at the top of the rotating column 13; the outside cover of round pin axle has worm wheel 16, and worm wheel 16 meshes and is connected with worm 18, and worm 18 rotates and sets up in the inside of base 1, and the outside cover of rotation post 13 is equipped with gear 17, and gear 17 meshes and is connected with the rack, and the rack slides and sets up in the inside of rotating seat 12.

Through worm 18, rotate seat 12, the setting of movable plate 20 isotructure, can drive the drawing of patterns respectively after rotating hand dish 10 or pulling hand dish 10 and rotate or swing, thereby can adjust the test angle of buffer body 14, can carry out the striking test of multiple spot, stronger practicality has, through keeping off the setting of cover 8, the portion 81 isotructure of sliding, when lift seat 4 drives balancing weight 6 and removes, can take simultaneously and keep off cover 8 downstream, can block flying the piece in the front, avoid personnel's unexpected injury, the potential safety hazard has been eliminated.

In this embodiment, the rotating base 12 is provided with a first bearing, and the rotating column 13 is sleeved inside the first bearing.

In this embodiment, the inner groove 19 has been seted up to the inside of base 1, and the second bearing is all installed to the inner wall both sides of inner groove 19, and the both ends cover of round pin axle is established in the inside of second bearing, rotates the inside of seat 12 and has seted up logical groove, and gear 17 is located the inside in logical groove, rack and logical groove sliding connection, and the welding of one side of rack has movable plate 20.

In this embodiment, the third bearings are installed on the side walls of the inner grooves 19, the two ends of the worm 18 are all sleeved inside the third bearings, the rotating shaft 9 is welded at one end of the worm 18, the telescopic rod 11 is slidably arranged inside the rotating shaft 9, the hand disc 10 is welded at the end portion of the telescopic rod 11, the through hole is formed in the moving plate 20, the telescopic rod 11 is embedded in the through hole, and the spring is welded at the middle portion of the moving plate 20.

In this embodiment, the inside of pivot 9 has seted up flexible groove, telescopic link 11 and flexible groove sliding connection.

In this embodiment, a rectangular groove is formed in the shield 8, the sliding portion 81 is slidably connected to the rectangular groove, and both the shield 8 and the sliding portion 81 are made of acrylic material.

The utility model discloses a concrete implementation process as follows: during detection, according to the requirement of a detection point position, the hand disc 10 is rotated or pulled, when the hand disc 10 is rotated, the hand disc 10 simultaneously drives the telescopic rod 11, the rotating shaft 9 and the worm 18 to rotate, the worm 18 can drive the pin shaft and the swinging plate 15 to swing under the action of the worm wheel 16, so that the rotating seat 12 integrally drives the buffer body 14 to change the angle, when the rotating seat 12 swings, the rack and the moving plate 20 swing along with the swinging, the spring slightly deforms, and the included angle between the moving plate 20 and the rotating shaft 9 cannot be too large because the adjustment angle of the buffer does not need to be too large;

further, when the hand disc 10 is pulled, the short plate part of the moving plate 20 is pushed by the shoulder part outside the telescopic rod 11, and the moving plate 20 and the rack can be simultaneously driven to move, so that the gear 17 rotates to drive the rotating seat 12 and the buffer body 14 to rotate, and the test point position of the buffer is adjusted;

besides, when the test, hoisting device 3 mentions lift seat 4 earlier, hoisting device 3 is the standard component, no longer give details here, when hoisting device 3 loosens, lift seat 4 takes pull rod 5 and balancing weight 6 to strike downwards, balancing weight 6 hits and detects to the buffer, keep off cover 8 and move down under lift seat 4 drives simultaneously, keep off the front side at the test station, avoid flying the piece spill, the sliding part 81 that keeps off cover 8 front side can be opened, the personnel of being convenient for observe buffer body 14 after the test.

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 (6)

1. A buffer testing device comprises a base (1) and is characterized in that symmetrically arranged stand columns (2) are fixed to the top of the base (1) through hexagon socket head bolts, a top plate is fixed to the top of each stand column (2) through screws, a lifting device (3) is installed on each top plate, a lifting seat (4) is installed on each lifting device (3), a pull rod (5) is fixed to the bottom of each lifting seat (4) through screws, a balancing weight (6) is fixed to the bottom of each pull rod (5), connecting plates (7) are welded to two sides of each lifting seat (4), a blocking cover (8) is fixed to the end portion of each connecting plate (7) through screws, and a sliding portion (81) is slidably arranged on one side of each blocking cover (8);

a pin shaft is rotatably arranged inside the base (1), a swinging plate (15) is fixed outside the pin shaft through a screw, a rotating seat (12) is fixed at the top of the swinging plate (15) through a screw, a rotating column (13) is rotatably arranged on the rotating seat (12), and a buffer body (14) is fixedly arranged at the top of the rotating column (13);

the outside cover of round pin axle has worm wheel (16), worm wheel (16) meshing is connected with worm (18), and worm (18) rotate to set up in the inside of base (1), the outside cover of rotating post (13) is equipped with gear (17), and gear (17) meshing is connected with the rack, the rack slides and sets up in the inside of rotating seat (12).

2. A buffer testing device according to claim 1, wherein the rotating base (12) is provided with a first bearing, and the rotating column (13) is sleeved in the first bearing.

3. The buffer testing device as claimed in claim 1, wherein the base (1) has an inner groove (19) formed therein, the second bearing is mounted on both sides of an inner wall of the inner groove (19), the two ends of the pin shaft are sleeved inside the second bearing, the rotating base (12) has a through groove formed therein, the gear (17) is located inside the through groove, the rack is slidably connected to the through groove, and the moving plate (20) is welded to one side of the rack.

4. The buffer testing device as claimed in claim 3, wherein a third bearing is installed on each side wall of the inner groove (19), both ends of the worm (18) are sleeved inside the third bearing, the rotating shaft (9) is welded on one end of the worm (18), a telescopic rod (11) is slidably arranged inside the rotating shaft (9), a handwheel (10) is welded on the end portion of the telescopic rod (11), a through hole is formed inside the moving plate (20), the telescopic rod (11) is embedded inside the through hole, and a spring is welded on the middle portion of the moving plate (20).

5. A buffer testing device according to claim 4, wherein a telescopic slot is formed in the rotating shaft (9), and the telescopic rod (11) is slidably connected with the telescopic slot.

6. The buffer testing device as claimed in claim 1, wherein the inside of the shield (8) is provided with a rectangular groove, the sliding part (81) is slidably connected with the rectangular groove, and both the shield (8) and the sliding part (81) are made of acrylic material.

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