CN215854501U

CN215854501U - Elevator goes upward overspeed protection tester

Info

Publication number: CN215854501U
Application number: CN202122546962.5U
Authority: CN
Inventors: 王雨; 李喆; 李宗书
Original assignee: Dalian Tuosheng Technology Co ltd
Current assignee: Dalian Tuosheng Technology Co ltd
Priority date: 2021-10-22
Filing date: 2021-10-22
Publication date: 2022-02-18
Anticipated expiration: 2031-10-22

Abstract

The utility model relates to the field of elevator detection, in particular to an elevator ascending overspeed protection tester, which comprises a detector main body, wherein the top of an elevator car is connected with a laser sensing transmitter, the inside of a mounting plate is connected with a laser sensing receiver, the surface of a cleaning brush is connected with a threaded block, the surface of a telescopic rod is connected with a limiting block, the surface of a rotating speed velometer is connected with a transmission line, the running speed of the elevator car can be indirectly detected through the laser sensing transmitter and the laser sensing receiver, so that whether the elevator ascends and exceeds the speed can be rapidly and accurately detected, the threaded rod is driven to rotate through a first motor, the threaded block drives the cleaning brush to clean a dustproof net, dust accumulation is avoided, the heat dissipation effect is influenced, the accuracy of the detector main body is reduced, the steel wire rope on a guide wheel drives a driving roller to rotate, so that the rotating speed velometer can monitor the moving speed of the steel wire rope, when the condition of ascending overspeed occurs, the transmission line transmits the condition to the detector main body for overall braking.

Description

Elevator goes upward overspeed protection tester

Technical Field

The utility model relates to the technical field of elevator detection, in particular to an elevator ascending overspeed protection tester.

Background

An elevator is a permanent transport device serving a number of specific floors in a building, the cars of which travel in at least two rigid tracks perpendicular to the horizontal or inclined at an angle of less than 15 ° to the vertical. The elevator detection refers to the aspects of elevator part production and assembly, elevator whole-elevator installation debugging and detection, elevator maintenance and fault judgment and removal, and elevator use management, and is embodied in the aspects of elevator production and manufacture, installation maintenance, use management, supervision and detection and the like.

There are the following problems: in the elevator use, it is crucial to the removal speed detection of elevator, current elevator goes upward overspeed detection device, the testing mode is comparatively single, the result of testing the speed has external factor to influence the accuracy, current overspeed detection device can stop the elevator immediately after detecting the hypervelocity in addition, can receive certain impact, cause the damage to detection device, and detection device can accumulate the dust on using the dust screen for a long time, influence the radiating effect, reduce detection device's life.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides an elevator ascending overspeed protection tester.

In order to achieve the purpose, the utility model adopts the following technical scheme: an elevator ascending overspeed protection tester comprises a tester body, wherein the bottom of the tester body is connected with a mounting plate, the bottom of the mounting plate is connected with a top frame, the surface of the top frame is connected with a traction machine, the bottom of the top frame is provided with an elevator car, the top of the elevator car is connected with a laser sensing transmitter, the inside of the mounting plate is connected with a laser sensing receiver, one side inside the tester body is connected with a dustproof frame, the inside of the dustproof frame is connected with a dustproof net, one side of the dustproof net is connected with a cooling fan, the surface of the dustproof net is connected with a cleaning brush, the surface of the cleaning brush is connected with a threaded block, the inside of the threaded block is connected with a threaded rod, the top of the threaded rod is connected with a first motor, the inside of the front surface of the tester body is connected with a second motor, and the surface of the second motor is connected with a telescopic rod, the surface of telescopic link is connected with the stopper, the front surface of stopper is provided with the leading wheel, the bottom of leading wheel is provided with logical groove, the internal connection of leading wheel has the drive roller, one side of drive roller is connected with the drive end, one side of drive end is connected with the rotational speed velometer, the surface of rotational speed velometer is connected with transmission line.

As a further description of the above technical solution:

the mounting panel welds with the detector main part, mounting panel and roof-rack swing joint, hauler and roof-rack welding, elevator car and hauler swing joint, elevator car is in the center line position of roof-rack.

As a further description of the above technical solution:

the laser sensing transmitter is connected with an elevator car through a bolt, the laser sensing receiver is connected with the mounting plate in a sleeved mode, the laser sensing transmitter and the laser sensing receiver are located on the same central line, the dustproof frame is connected with the detector main body through a bolt, and holes are formed in the top frame at the positions of the laser sensing receiver.

As a further description of the above technical solution:

the dustproof frame has two sets ofly, the dust screen cup joints with the dustproof frame, radiator fan and dust screen swivelling joint, cleaning brush and dust screen swing joint, the dustproof frame is located the horizontal central line of detector main part.

As a further description of the above technical solution:

the utility model discloses a detector, including threaded block, threaded rod, first motor and threaded rod swivelling joint, threaded block and cleaning brush welding, threaded rod and threaded block swing joint, first motor and threaded rod swivelling joint, first motor cup joints with the detector main part, the second motor cup joints with the detector main part.

As a further description of the above technical solution:

the telescopic link and second motor swing joint, stopper and telescopic link welding, leading wheel and stopper swing joint, the stopper is in on the central line of detector main part, the leading wheel is in on same horizontal central line with the stopper, lead to the groove and cup joint with the mounting panel, lead to the groove and cup joint with the roof-rack.

As a further description of the above technical solution:

the driving roller is fixedly connected with the guide wheel, the driving end is rotatably connected with the driving roller, the rotating speed velocimeters are movably connected with the driving end, the rotating speed velocimeters are divided into two groups, the transmission line is movably connected with the rotating speed velocimeters, and the transmission line is sleeved with the detector body.

The utility model has the following beneficial effects: the running speed of the elevator car can be indirectly detected through the laser sensing transmitter and the laser sensing receiver, so that whether the elevator car runs in an overspeed can be quickly and accurately detected, the threaded rod is driven to rotate through the first motor, the threaded block drives the cleaning brush to clean the dustproof net, dust accumulation is avoided, the heat dissipation effect is influenced, the accuracy of the detector main body is reduced, the telescopic rod is driven to push the limiting block through the second motor, the limiting block clamps and fixes the guide wheel when the overspeed is detected, immediate braking is avoided, the driving roller and the rotating speed detector are damaged due to impact, meanwhile, the auxiliary braking effect is achieved, the driving roller is driven to rotate through the steel wire rope on the guide wheel, so that the rotating speed detector can detect the moving speed of the steel wire rope, the detection effect is achieved, when the elevator car runs in an ascending overspeed condition, the transmission line transmits the overspeed condition to the detector main body to perform integral braking, and the double detection of the steel wire rope and the elevator car ensures the detection accuracy.

Drawings

Fig. 1 is a schematic perspective view of an elevator up overspeed protection tester according to the present invention;

fig. 2 is a schematic sectional view of a main body of a detector of an elevator ascending overspeed protection tester according to the present invention;

fig. 3 is a schematic sectional view of a top view structure of a detector main body of an elevator ascending overspeed protection tester provided by the utility model;

fig. 4 is a schematic structural diagram of a cleaning brush of an elevator up-run overspeed protection tester in a top view.

Illustration of the drawings:

1. a detector main body; 2. mounting a plate; 3. a laser sensing transmitter; 4. an elevator car; 5. a top frame; 6. a traction machine; 7. a dust-proof frame; 8. a dust screen; 9. a first motor; 10. a heat radiation fan; 11. a laser sensing receiver; 12. a second motor; 13. a telescopic rod; 14. a limiting block; 15. a transmission line; 16. a drive roller; 17. a through groove; 18. a guide wheel; 19. a driving end; 20. a rotational speed velometer; 21. a threaded rod; 22. a cleaning brush; 23. a thread block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly and as meaning, for example, either fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, one embodiment of the present invention is provided: an intelligent elevator ascending overspeed detector comprises a detector main body 1, wherein the bottom of the detector main body 1 is connected with a mounting plate 2, the bottom of the mounting plate 2 is connected with a top frame 5, the surface of the top frame 5 is connected with a tractor 6, the bottom of the top frame 5 is provided with an elevator car 4, the top of the elevator car 4 is connected with a laser sensing transmitter 3, the inside of the mounting plate 2 is connected with a laser sensing receiver 11, one side inside the detector main body 1 is connected with a dustproof frame 7, the inside of the dustproof frame 7 is connected with a dustproof net 8, one side of the dustproof net 8 is connected with a cooling fan 10, the surface of the dustproof net 8 is connected with a cleaning brush 22, the surface of the cleaning brush 22 is connected with a thread block 23, the inside of the thread block 23 is connected with a threaded rod 21, the top of the threaded rod 21 is connected with a first motor 9, the inside the front surface of the detector main body 1 is connected with a second motor 12, and the surface of the second motor 12 is connected with a telescopic rod 13, the surface of telescopic link 13 is connected with stopper 14, and the front surface of stopper 14 is provided with leading wheel 18, and the bottom of leading wheel 18 is provided with logical groove 17, and the internal connection of leading wheel 18 has drive roller 16, and one side of drive roller 16 is connected with drive end 19, and one side of drive end 19 is connected with rotational speed velometer 20, and the surface of rotational speed velometer 20 is connected with transmission line 15.

The mounting plate 2 is welded with the detector main body 1, the mounting plate 2 is movably connected with the top frame 5, the traction machine 6 is welded with the top frame 5, the elevator car 4 is movably connected with the traction machine 6, the elevator car 4 is positioned on the central line of the top frame 5, the detector main body 1 can be fixed through the mounting plate 2 to ensure the stability in the using process, the elevator car 4 is driven by a steel wire rope on the traction machine 6 to achieve the functions of ascending and descending to ensure the normal use of the elevator, the laser sensing transmitter 3 is connected with the elevator car 4 through a bolt, the laser sensing receiver 11 is sleeved with the mounting plate 2, the laser sensing transmitter 3 and the laser sensing receiver 11 are positioned on the same central line, the dustproof frame 7 is connected with the detector main body 1 through a bolt, the position of the laser sensing receiver 11 is provided with a hole in the top frame 5, and is connected with the laser sensing receiver 11 through the laser sensing transmitter 3, the running speed of the elevator car 4 can be indirectly detected, so that whether the ascending speed exceeds the speed can be quickly and accurately detected, the dust screen 8 and the cleaning brush 22 can be stably used through the dust screen frame 7, two groups of the dust screen frames 7 are provided, the dust screen 8 is sleeved with the dust screen frame 7, the heat radiation fan 10 is rotationally connected with the dust screen 8, the cleaning brush 22 is movably connected with the dust screen 8, the dust screen frame 7 is positioned on the horizontal central line of the detector main body 1, the heat radiation treatment can be carried out on the detector main body 1 through the heat radiation fan 10, the normal use of equipment is prevented from being influenced by overheating, the dust screen 8 can prevent dust from entering the detector main body 1 and being damaged in the heat radiation process, the thread block 23 is welded with the cleaning brush 22, the thread rod 21 is movably connected with the thread block 23, the first motor 9 is rotationally connected with the thread rod 21, the first motor 9 is sleeved with the detector main body 1, the second motor 12 is sleeved with the detector main body 1, the threaded rod 21 is driven to rotate by the first motor 9, the threaded block 23 drives the cleaning brush 22 to clean the dust screen 8, dust accumulation is avoided, the heat dissipation effect is influenced, the accuracy of the detector main body 1 is reduced, the telescopic rod 13 is movably connected with the second motor 12, the limiting block 14 is welded with the telescopic rod 13, the guide wheel 18 is movably connected with the limiting block 14, the limiting block 14 is positioned on the central line of the detector main body 1, the guide wheel 18 and the limiting block 14 are positioned on the same horizontal central line, the through groove 17 is sleeved with the mounting plate 2, the through groove 17 is sleeved with the top frame 5, the telescopic rod 13 is driven by the second motor 12 to push the limiting block 14, the limiting block 14 clamps and fixes the guide wheel 18 when overspeed is detected, immediate braking is avoided, the driving roller 16 and the rotating speed detector 20 are damaged by impact, meanwhile, the auxiliary braking effect is achieved, and the through groove 17 can be used for passing through a steel wire rope, guarantee wire rope's result of use, drive roller 16 and leading wheel 18 fixed connection, drive end 19 and drive roller 16 swivelling joint, rotational speed velometer 20 and drive end 19 swing joint, rotational speed velometer 20 has two sets ofly, transmission line 15 and rotational speed velometer 20 swing joint, transmission line 15 cup joints with detector main part 1, guarantee drive roller 16 to use steadily through drive end 19, guarantee rotational speed velometer 20's precision, it is rotatory to drive roller 16 through the wire rope on the leading wheel 18, thereby make rotational speed velometer 20 detectable wire rope's moving speed, reach the detection effect, when the condition that appears ascending hypervelocity, transmission line 15 carries out the bulk braking with the hypervelocity condition transmission to detector main part 1.

The working principle and the process are as follows: the mounting plate 2 is mounted on the top frame 5, then the steel wire rope is connected to the guide wheel 18 and passes through the through groove 17, when in use, the tractor 6 drives the steel wire rope to move the elevator car 4, the steel wire rope on the guide wheel 18 drives the driving roller 16 to rotate, so that the speed measurer 20 can detect the moving speed of the steel wire rope to achieve a detection effect, the laser sensing transmitter 3 and the laser sensing receiver 11 on the top part can indirectly detect the running speed of the elevator car 4 in the moving process of the elevator car 4, thereby rapidly and accurately detecting whether the ascending is overspeed or not, the laser sensing receiver 11 directly transmits the overspeed to the detector main body 1 when detecting the overspeed, the speed measurer 20 transmits the overspeed condition to the detector main body 1 through the transmission line 15 to carry out integral braking, when the overspeed occurs, the second motor 12 drives the telescopic rod 13 to push the limit block 14, so that the limit block 14 supports and fixes the guide wheel 18, avoid braking immediately, make drive roller 16 and rotational speed velometer 20 receive the impact and cause the damage, play auxiliary brake's effect simultaneously, detector main part 1 operation in-process, radiator fan 10 dispels the heat to it, when piling up the dust on dust screen 8, it is rotatory to drive threaded rod 21 through first motor 9, it cleans dust screen 8 to make threaded block 23 drive cleaning brush 22, avoid the dust to pile up, influence the radiating effect, reduce the accurate nature of detector main part 1, overall structure is simple, the detection effect is good, and is more durable.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides an elevator goes upward overspeed protection tester, includes detector main part (1), its characterized in that: the detector is characterized in that the bottom of the detector main body (1) is connected with a mounting plate (2), the bottom of the mounting plate (2) is connected with a top frame (5), the surface of the top frame (5) is connected with a traction machine (6), the bottom of the top frame (5) is provided with an elevator car (4), the top of the elevator car (4) is connected with a laser sensing transmitter (3), the inside of the mounting plate (2) is connected with a laser sensing receiver (11), one side of the inside of the detector main body (1) is connected with a dustproof frame (7), the inside of the dustproof frame (7) is connected with a dustproof net (8), one side of the dustproof net (8) is connected with a cooling fan (10), the surface of the dustproof net (8) is connected with a cleaning brush (22), the surface of the cleaning brush (22) is connected with a thread block (23), the inside of the thread block (23) is connected with a threaded rod (21), the top of threaded rod (21) is connected with first motor (9), the front surface internal connection of detector main part (1) has second motor (12), the surface connection of second motor (12) has telescopic link (13), the surface connection of telescopic link (13) has stopper (14), the front surface of stopper (14) is provided with leading wheel (18), the bottom of leading wheel (18) is provided with logical groove (17), the internal connection of leading wheel (18) has drive roller (16), one side of drive roller (16) is connected with drive end (19), one side of drive end (19) is connected with rotational speed velometer (20), the surface connection of rotational speed velometer (20) has transmission line (15).

2. The elevator up overspeed protection tester of claim 1, characterized in that: mounting panel (2) and detector main part (1) welding, mounting panel (2) and roof-rack (5) swing joint, hauler (6) and roof-rack (5) welding, elevator car (4) and hauler (6) swing joint, elevator car (4) are in the central line position of roof-rack (5).

3. The elevator up overspeed protection tester of claim 1, characterized in that: laser sensing transmitter (3) and elevator car (4) bolted connection, laser sensing receiver (11) cup joint with mounting panel (2), laser sensing transmitter (3) are in same central line with laser sensing receiver (11), dustproof frame (7) and detector main part (1) bolted connection, the position of laser sensing receiver (11) is seted up porosely in roof-rack (5).

4. The elevator up overspeed protection tester of claim 1, characterized in that: dustproof frame (7) have two sets ofly, dust screen (8) cup joint with dustproof frame (7), radiator fan (10) and dust screen (8) swivelling joint, cleaning brush (22) and dust screen (8) swing joint, dustproof frame (7) are in on the horizontal central line of detector main part (1).

5. The elevator up overspeed protection tester of claim 1, characterized in that: screw thread piece (23) and cleaning brush (22) welding, threaded rod (21) and screw thread piece (23) swing joint, first motor (9) and threaded rod (21) swivelling joint, first motor (9) cup joint with detector main part (1), second motor (12) cup joint with detector main part (1).

6. The elevator up overspeed protection tester of claim 1, characterized in that: telescopic link (13) and second motor (12) swing joint, stopper (14) and telescopic link (13) welding, leading wheel (18) and stopper (14) swing joint, stopper (14) are in on the central line of detector main part (1), leading wheel (18) and stopper (14) are in on same horizontal central line, lead to groove (17) and mounting panel (2) and cup joint, lead to groove (17) and cup joint with roof-rack (5).

7. The elevator up overspeed protection tester of claim 1, characterized in that: the driving roller (16) is fixedly connected with the guide wheel (18), the driving end (19) is rotatably connected with the driving roller (16), the rotating speed velometer (20) is movably connected with the driving end (19), the rotating speed velometer (20) is provided with two groups, the transmission line (15) is movably connected with the rotating speed velometer (20), and the transmission line (15) is sleeved with the detector main body (1).