CN212024461U

CN212024461U - On-spot elevator layer door test device

Info

Publication number: CN212024461U
Application number: CN202020466822.XU
Authority: CN
Inventors: 宋岩松
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-02
Filing date: 2020-04-02
Publication date: 2020-11-27
Anticipated expiration: 2030-04-02

Abstract

A field elevator landing door test device comprises a test frame, wherein the test frame comprises a left support and a right support, the right support is connected with the left support through at least one first cross rod, and a pendulum mass impact test device is arranged on the test frame; the pendulum bob percussion device comprises a winding engine, a pendulum bob, a first rope and a second rope, wherein the winding engine is fixed on the upper side of the left support, a winding drum of the winding engine winds the upper end of the first rope, the lower end of the first rope is connected with the lower end of the pendulum bob through an electric remote control unhooking device, the upper end of the pendulum bob is connected to the lower end of the second rope, and the upper end of the second rope is fixedly connected to the upper side of the right support. The field elevator landing door test device can perform landing door pendulum impact test and pressure strength test on an elevator which is already installed on the field, and the test frame consists of the vertical rod, the transverse rod and the fastening piece, so that the test frame is convenient to install, disassemble and transport; the device simple structure, simple to operate has improved production efficiency.

Description

On-spot elevator layer door test device

Technical Field

The utility model relates to the field of machinary, especially, relate to the elevator, particularly an on-the-spot elevator layer door test device.

Background

With the development of elevator manufacturing industry, the safety performance of elevators becomes more and more important, especially the safety performance of elevator landing doors. In order to prevent that the passenger from leading to the layer door to break away from in the artificial striking of passenger when waiting the ladder or unpredictable's impact, cause personnel to fall into the well and take place the incident, according to latest elevator national standard, require elevator layer door to do the experiment of pendulum drop test and layer door intensity, accord with safe handling requirement when making layer door dispatch from the factory. In the prior art, for a landing door which is installed on site or a landing door with an ultra-large opening distance (such as the opening width of the door is more than 6000 mm), the same landing door needs to be manufactured again in a factory for testing, so that the production time cost is increased, and the production efficiency is reduced.

Disclosure of Invention

The utility model aims at providing a scene elevator layer door test device, this kind of scene elevator layer door test device will solve among the prior art and do the experiment of measuring elevator layer door intensity in the mill and can increase the production time cost, lead to the technical problem that production efficiency is low.

The utility model discloses a field elevator layer door test device, including a test stand, the test stand include a left socle and a right branch frame, the right branch frame pass through at least one first horizontal pole and be connected with the left socle, the test stand on be provided with a pendulum mass striking test device;

the pendulum impact test device comprises a winch, a pendulum, a first rope and a second rope, wherein the winch is fixed on the upper side of the left support, a winding drum of the winch winds the upper end of the first rope, the lower end of the first rope is connected with the lower end of the pendulum through an electric remote control unhooking device, the upper end of the pendulum is connected to the lower end of the second rope, and the upper end of the second rope is fixedly connected to the upper side of the right support.

Preferably, the test stand on be provided with a pressure intensity test device, pressure intensity test device include a mounting panel, mounting panel and right branch frame fixed connection, the mounting panel on be provided with a fixing base, the fixing base in seted up a screw hole, the axial and the horizontal plane parallel of screw hole, the fixing base pass through screw hole and a screw rod left end threaded connection, the right-hand member cover of screw rod be equipped with a supporting disk, the supporting disk on be provided with a pressure sensor, pressure sensor's signal output part be connected with a control unit, pressure sensor's inductive head be connected with a pressure head.

Preferably, the left support and the right support respectively comprise at least two first vertical rods, at least one second cross rod is connected between any two first vertical rods, and the bottom end of each first vertical rod is connected with a bottom plate.

Preferably, a reinforcing rib is arranged between the bottom plate and the first vertical rod.

Preferably, at least one second vertical rod is connected between any two first cross rods.

Preferably, the mounting plate is an angle steel.

Compared with the prior art, the beneficial effects of the utility model are that: the field elevator landing door test device can perform landing door pendulum impact test and pressure strength test on an elevator which is already installed on the field, and the test frame consists of the vertical rod, the transverse rod and the fastening piece, so that the test frame is convenient to install, disassemble and transport; the device simple structure, simple to operate has improved production efficiency.

Drawings

Fig. 1 is a schematic structural view of a pendulum impact test device in an on-site elevator landing door test device according to the present invention in a first usage state;

fig. 2 is a structural schematic diagram of a pendulum impact test device in an on-site elevator landing door test device according to the present invention in a second use state;

fig. 3 is a schematic structural view of a third use state of the pendulum impact testing device in the field elevator landing door testing device of the present invention;

fig. 4 is a schematic structural view of a pressure strength testing device in the field elevator landing door testing device of the present invention;

FIG. 5 is a schematic top view A-A of FIG. 4;

FIG. 6 is an enlarged view of a portion B of FIG. 5;

fig. 7 is a schematic front view of a test frame in the field elevator landing door test device of the present invention;

fig. 8 is a left side view structural diagram of a test frame in the field elevator landing door test device of the present invention;

fig. 9 is a schematic view of a top-down structure of a test rack in an on-site elevator landing door test device of the present invention.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments, but the present invention is not limited to this embodiment, and the protection scope of the present invention should be included in all similar structures and similar variations thereof.

Example 1

As shown in fig. 1 to 9, the field elevator landing door testing device of the present invention comprises a testing frame 1, wherein the testing frame 1 comprises a left bracket 15 and a right bracket 16, the right bracket 16 is connected with the left bracket 15 through at least one first cross bar 17, and the testing frame 1 is provided with a pendulum impact testing device;

the pendulum impact test device comprises a winch 2, a pendulum 3, a first rope 4 and a second rope 6, wherein the winch 2 is fixed on the upper side of a left support 15, a winding drum of the winch 2 winds the upper end of the first rope 4, the lower end of the first rope 4 is connected with the lower end of the pendulum 3 through an electric remote control unhooking device 5, the upper end of the pendulum 3 is hung at the lower end of the second rope 6, and the upper end of the second rope 6 is fixedly connected to the upper side of a right support 16.

Preferably, test frame 1 on be provided with a pressure intensity test device, pressure intensity test device include a mounting panel 7, mounting panel 7 and right branch frame 16 fixed connection, mounting panel 7 on be provided with a fixing base 8, fixing base 8 in open and be equipped with a screw hole 9, screw hole 9 axial and horizontal plane parallel, fixing base 8 through screw hole 9 and a screw rod 10 left end threaded connection, the right-hand member cover of screw rod 10 be equipped with a supporting disk 11, supporting disk 11 on be provided with a pressure sensor 12, pressure sensor 12's signal output part be connected with a control unit, pressure sensor 12's inductive head be connected with a pressure head 13.

Specifically, the control unit may be a single chip microcomputer or a computer. The electric remote control cordless detacher may employ a model TGQ-2-WD remote control cordless detacher of raystus electromechanical devices limited, nyuk.

Preferably, each of the left and

right brackets

15 and 16 includes at least two first vertical rods 18, at least one second cross rod 19 is connected between any two first vertical rods 18, and a bottom plate 22 is connected to the bottom end of each first vertical rod 18.

Preferably, a reinforcing rib 21 is arranged between the bottom plate 22 and the first vertical rod 18. The reinforcing ribs 21 can reinforce the strength of the connection between the bottom plate 22 and the first upright 18.

Preferably, at least one second upright 20 is connected between any two of the first cross bars 17.

Preferably, the mounting plate 7 is an angle steel.

Specifically, the first vertical rod 18, the first cross rod 17, the second vertical rod 20 and the second cross rod 19 are all formed by square tubes, and the first vertical rod 18, the second cross rod 19, the second vertical rod 20 and the second cross rod 19 are connected through fasteners to form the test stand 1. The fastener makes things convenient for test rack 1 to install, dismantle.

The working principle of the embodiment is as follows:

when the device is used for carrying out a landing door pendulum impact test, the device is fixed on one side of a landing door 14 as shown in figure 1, the winch 2 is operated to drive the pendulum 3 to lift as shown in figure 2, when the lifting height of the pendulum 3 reaches a test requirement, the control unit provides a control signal to trigger the electric remote control unhooking device 5 to enable the pendulum 3 to swing anticlockwise by taking the upper end of the second rope as a rotating shaft by means of gravity and impact on the landing door 14 as shown in figure 3, then the state of the impacted landing door 14 is observed, data is recorded, and the pendulum impact test is completed.

When the landing door pressure strength test is carried out, the screw 10 is rotated by using a wrench, the pressure head 13 is driven by the screw 10 and the screw of the fixed seat 8 to extrude the landing door 14, meanwhile, the pressure head 13 extrudes the induction head of the pressure sensor 12, so that the pressure value measured by the pressure sensor 12 is displayed by the control unit, when the pressure value reaches the pressure value required by the test, the extrusion of the landing door 14 is stopped, the deformation of the landing door 14 is measured, data is recorded, and the landing door pressure strength test is completed.

Claims

1. The utility model provides an on-spot elevator layer door test device which characterized in that: the test rack comprises a test rack (1), wherein the test rack (1) comprises a left support (15) and a right support (16), the right support (16) is connected with the left support (15) through at least one first cross rod (17), and a pendulum impact test device is arranged on the test rack (1);

the pendulum impact test device comprises a winch (2), a pendulum (3), a first rope (4) and a second rope (6), wherein the winch (2) is fixed on the upper side of a left support (15), a winding drum of the winch (2) winds the upper end of the first rope (4), the lower end of the first rope (4) is connected with the lower end of the pendulum (3) through an electric remote control unhooking device (5), the upper end of the pendulum (3) is hung at the lower end of the second rope (6), and the upper end of the second rope (6) is fixedly connected to the upper side of a right support (16).

2. The field elevator landing door testing apparatus of claim 1, wherein: the test rack (1) is provided with a pressure intensity test device which comprises a mounting plate (7), the mounting plate (7) is fixedly connected with the right bracket (16), a fixed seat (8) is arranged on the mounting plate (7), a threaded hole (9) is arranged in the fixed seat (8), the axial direction of the threaded hole (9) is parallel to the horizontal plane, the fixed seat (8) is in threaded connection with the left end of a screw rod (10) through a threaded hole (9), the right end of the screw rod (10) is sleeved with a supporting plate (11), a pressure sensor (12) is arranged on the supporting plate (11), the signal output end of the pressure sensor (12) is connected with a control unit, and the induction head of the pressure sensor (12) is connected with a pressure head (13).

3. The field elevator landing door testing apparatus of claim 1, wherein: the left support (15) and the right support (16) respectively comprise at least two first vertical rods (18), at least one second cross rod (19) is connected between any two first vertical rods (18), and the bottom end of each first vertical rod (18) is connected with a bottom plate (22).

4. The field elevator landing door testing apparatus of claim 3, wherein: and a reinforcing rib (21) is arranged between the bottom plate (22) and the first vertical rod (18).

5. The field elevator landing door testing apparatus of claim 1, wherein: at least one second upright rod (20) is connected between the first cross rods (17).

6. The field elevator landing door testing apparatus of claim 2, wherein: the mounting plate (7) is angle steel.