CN213903173U

CN213903173U - Elevator layer door striking test jig

Info

Publication number: CN213903173U
Application number: CN202022206471.1U
Authority: CN
Inventors: 陆筱莜
Original assignee: Baishengbai Technology Suzhou Co ltd
Current assignee: Baishengbai Technology Suzhou Co ltd
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2021-08-06
Anticipated expiration: 2030-09-30

Abstract

The utility model provides an elevator layer door striking test jig, including the test support body, remove the module and install pendulum test module on removing the module, it installs to remove the module on the test support body, install the pendulum that freely droops along Z axle direction on the pendulum test module, the pendulum passes through remove the module with pendulum test module removes in three-dimensional space, and pendulum test module includes first actuating mechanism and second actuating mechanism, and first actuating mechanism removes pendulum position to second actuating mechanism, through second actuating mechanism adjustment pendulum angle and state, accomplishes the test. The utility model discloses simple structure, convenient operation, the suitability is strong, and the flexibility is good, and application scope is big.

Description

Elevator layer door striking test jig

Technical Field

The utility model relates to an elevator assists technical field, especially relates to an elevator layer door striking test jig.

Background

At present, elevators are assembled on all floors, the potential safety hazards of the elevators are exposed to people in sequence, the safety accidents of the elevators are frequent, once the elevators are in problem, the life and property safety of people can be seriously threatened, and manufacturers need to carry out a series of detection and evaluation on the safety performance of the elevators.

Therefore, the anti-collision requirement is provided for the elevator landing door, in the conventional structure, the elevator landing door is generally directly placed on a wall surface or a support, and then the pendulum bob is used for carrying out a collision experiment on the elevator landing door. However, because the landing doors are different in opening manner and different in door width and door height, different supports need to be manufactured to deal with different types of elevator landing doors. Meanwhile, if the manual pendulum bob is used for impacting, the impact force is not easy to control, the work is complicated, the manual mode error is relatively large, and the stress data of the elevator door is not obtained, so that effective parameters cannot be obtained.

Disclosure of Invention

The utility model provides a technical problem provide a simple structure, convenient operation's elevator layer door striking test jig.

In order to solve the technical problem, the utility model provides an elevator layer door impact test frame, including the test support body, remove the module and install the pendulum test module on removing the module, remove the module and install on the test support body, install the pendulum that freely droops along the Z axle direction on the pendulum test module, the pendulum passes through remove module and pendulum test module and move in three-dimensional space;

the pendulum testing module comprises a cross beam connected below the moving module, the pendulum is connected to the end of the cross beam, a first driving mechanism for adjusting the position of the pendulum and a second driving mechanism for clamping the pendulum are arranged on the cross beam, the first driving mechanism and the second driving mechanism move on the cross beam along the X-axis direction, and the first driving mechanism drives the pendulum to move to the second driving mechanism;

the second driving mechanism comprises a cantilever, a clamping unit and a tensioning unit, the cantilever is connected below the cross beam and moves along the X-axis direction on the cross beam, the tensioning unit is installed on the cantilever, the tensioning unit comprises a first driving piece connected with the clamping unit, the clamping unit and the tensioning unit move synchronously along the Z-axis direction on the cantilever, and the first driving piece is connected with the clamping unit and drives the clamping unit to rotate.

Preferably, the front end of the cross beam is provided with a pull rope used for being connected with the pendulum bob, and the first driving machine component is provided with a lead wheel matched with the pull rope; during the process that the lead wheel moves along with the first driving mechanism in the X-axis direction, the inhaul cable is located in a wheel groove of the lead wheel, and the pendulum bob moves in the X-axis direction and the Z-axis direction.

Preferably, the clamping unit comprises a clamping frame, a driving shaft and a second driving piece for driving the driving shaft to rotate are arranged on the clamping frame, and a clamping jaw for clamping the inhaul cable is connected to the driving shaft; the first driving piece is connected with the clamping frame;

the central axis of the inhaul cable in the Z-axis direction is always positioned in the same plane with the central axis of the clamping jaw in the Z-axis direction.

Preferably, the drive shaft is equipped with a set ofly, just be equipped with a set ofly the drive on the drive shaft the reverse synchronous pivoted gear train of drive shaft, the clamping jaw corresponds the drive shaft is equipped with a set ofly, the clamping jaw with drive shaft fixed connection and extend to the clamping frame is outside.

Preferably, the cantilever includes a first Z-guide rail, and the tensioning unit further includes a first sliding plate and a third driving member for driving the first sliding plate to move on the first Z-guide rail, and the first driving member is mounted on the first sliding plate.

The driving end of the third driving piece is connected with a screw rod assembly, and the first sliding plate is connected to the screw rod assembly and moves along a first Z-direction guide rail under the driving of the screw rod assembly.

Preferably, an X-direction guide rail is arranged below the cross beam, the second driving mechanism further includes a second sliding plate and a fourth driving member for driving the second sliding plate to move on the X-direction guide rail, and the cantilever is fixedly connected to the second sliding plate.

An X-direction rack is arranged below the cross beam, and a first gear matched with the X-direction rack is arranged at the driving end of the fourth driving part.

Preferably, the first driving mechanism includes a third sliding plate and a fifth driving member for driving the third sliding plate to move on the X-direction guide rail.

And a driving end of the fifth driving piece is provided with a second gear matched with the X-direction rack.

Preferably, the removal module includes sliding connection and is in removal frame on the test support body is in with the setting top beam on the test support body, it is equipped with the drive to remove between frame and the top beam remove the transmission that the frame removed along Z axle direction, crossbeam sliding connection be in remove on the frame and remove along Y axle direction.

Preferably, be equipped with Y on the removal frame to the guide rail and follow the fourth slide that Y removed to the guide rail, be equipped with the drive on the fourth slide is followed the sixth driving piece that Y removed to the guide rail, the removal frame still is equipped with Y to the rack, be equipped with the cooperation in the drive shaft of sixth driving piece Y is to the third gear of rack, crossbeam fixed mounting in the below of fourth slide and with fourth slide synchronous motion.

Preferably, the transmission device comprises a main driving mechanism, a main transmission chain, a transmission shaft and a secondary transmission chain, the main driving mechanism and the transmission shaft are both fixedly mounted on the top beam, the main driving mechanism is connected with the transmission shaft through the main transmission chain, the movable frame is hoisted below the top beam through the secondary transmission chain, a gear at the upper end of the secondary transmission chain is connected with the transmission shaft, the movable frame is fixed on the secondary transmission chain, and the secondary transmission chain and the transmission shaft synchronously rotate; the test frame body is provided with a Z-direction guide rail group, and the moving frame is provided with a sliding block group matched with the Z-direction guide rail group.

Compared with the prior art, the utility model provides an elevator layer door striking test jig has following beneficial effect:

the utility model provides a pair of elevator layer door striking test jig, simple structure, convenient operation installs the pendulum that is used for striking the test on the pendulum test module, through the position of removing module adjustment pendulum test module, and then the position of adjustment pendulum to can be to the not test of unidimensional door plant and the different positions of door plant, the suitability is strong.

The pendulum passes through the cable to be connected at the tip of crossbeam, and the nature falls under the action of gravity, and the position of first actuating mechanism pulling cable adjustment pendulum on the rethread pendulum test module, rethread second actuating mechanism centre gripping can adjust the test distance of pendulum, simple structure, and the flexibility is good, can test out multiple test result, improves the rate of accuracy of test.

Be equipped with the tensioning unit on the second actuating mechanism, grasp pendulum through the centre gripping unit, rethread tensioning unit will connect the cable flare-out of pendulum, makes the pendulum receive the effect of gravity impact elevator layer door under the state of nature, has guaranteed the simulation effect of test.

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention;

FIG. 2 is a schematic structural diagram of another preferred embodiment of the present invention;

fig. 3 is a schematic test diagram of the pendulum bob test module provided by the present invention;

fig. 4 is a schematic structural diagram of a pendulum bob testing module provided by the present invention;

FIG. 5 is an enlarged view of portion A of FIG. 4;

fig. 6 is an enlarged view of a portion B in fig. 4.

Reference numbers in the figures: 1. a test rack body; 11. a Z-direction guide rail group; 12. a control cabinet; 2. a moving module; 21. moving the frame; 211. a Y-direction guide rail; 212. a fourth slide plate; 213. a sixth driving member; 213-1, third gear; 214. a Y-direction rack; 22. a top beam; 231. a main drive mechanism; 232. a main drive chain; 233. a drive shaft; 234. a slave drive chain; 24. a slider group; 3. a pendulum testing module; 31. a cross beam; 32. a first drive mechanism; 321. a wire-leading wheel; 322. a third slide plate; 323. a fifth driving member; 323-1, a second gear; 33. a second drive mechanism; 331. a cantilever; 332. a clamping unit; 332-1, a clamping frame; 332-2, a drive shaft; 332-3, a second drive member; 332-4, a clamping jaw; 332-5, a gear set; 333. a tension unit; 333-1, a first driving member; 333-2, a first sliding plate; 333-3, a third driving member; 333-4, a screw rod component; 334. a second slide plate; 335. a fourth drive; 335-1, a first gear; 34. an X-direction guide rail; 35. an X-direction rack; 4. a pendulum bob; 41. a pull rope.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1, 2 and 3 in combination, the elevator landing door impact testing frame includes a testing frame body 1, a moving module 2 and a pendulum testing module 3 mounted on the moving module 2, wherein the moving module 2 is mounted on the testing frame body 1, a pendulum 4 freely falling along a Z-axis direction is mounted on the pendulum testing module 3, and the pendulum 4 moves in a three-dimensional space through the moving module 2 and the pendulum testing module 3;

the pendulum testing module 3 comprises a cross beam 31 connected below the moving module 2, the pendulum 4 is connected to the end of the cross beam 31, a first driving mechanism 32 for adjusting the position of the pendulum 4 and a second driving mechanism 33 for clamping the pendulum 4 are arranged on the cross beam 31, the first driving mechanism 32 and the second driving mechanism 33 both move on the cross beam 31 along the X-axis direction, and the first driving mechanism 32 drives the pendulum 4 to move to the second driving mechanism 33;

the second driving mechanism 33 includes a cantilever 331, a clamping unit 332, and a tensioning unit 333, the cantilever 331 is connected below the cross beam 31 and moves on the cross beam 31 along the X-axis direction, the tensioning unit 333 is mounted on the cantilever 331, the tensioning unit 333 includes a first driving member 333-1 connected to the clamping unit 332, the clamping unit 332 and the tensioning unit 333 move synchronously on the cantilever 331 along the Z-axis direction, and the first driving member 333-1 is connected to the clamping unit 332 and drives the clamping unit 332 to rotate.

Remove module 2 including sliding connection removal frame 21 on the test support body 1 is in with the setting top beam 22 on the test support body 1, be equipped with the drive between removal frame 21 and the top beam 22 remove the transmission that frame 21 removed along the Z axle direction, 31 sliding connection of crossbeam remove on the frame 21 and remove along the Y axle direction.

When using, install pendulum 4 that is used for striking the test on the pendulum test module 3, through the position of removing module 2 adjustment pendulum test module 3, make and remove module 2 and remove with the Y axle direction in Z axle direction, the pendulum passes through the pulling of first actuating mechanism 32 on the pendulum test module 3 and moves to second actuating mechanism 33 department along the X axle direction, realized moving the position of pendulum in three-dimensional space, the clamping unit 332 of rethread second actuating mechanism 33 grasps pendulum 4 and uses tensioning unit 333 to straighten the pendulum, make pendulum 4 receive the effect of gravity impact elevator layer door under natural state, carry out elevator layer door test.

Specifically, as shown in fig. 3, 4, 5 and 6, in the present embodiment, a cable 41 for connecting the pendulum 4 is disposed at the front end of the cross beam 31, a wire wheel 321 matching with the cable 41 is disposed on the first driving mechanism 32, and the wire wheel 321 is located in front of the cable 41; during the backward movement of the wire wheel 321 along with the first driving mechanism 32 in the X-axis direction, the cable 41 is located in the wheel groove of the wire wheel 321, and the pendulum 4 moves in the X-axis direction and the Z-axis direction, so that the pendulum 4 is lifted upward and gradually moves to the second driving mechanism 33.

The clamping unit 332 on the second driving mechanism 33 comprises a clamping frame 332-1, a driving shaft 332-2 and a second driving member 332-3 for driving the driving shaft 332-2 to rotate are arranged on the clamping frame 332-1, and a clamping jaw 332-4 for clamping the inhaul cable 41 is connected to the driving shaft 332-2; the first driving member 333-1 is connected to the clamping frame 332-1; the driving shaft 332-2 is provided with a group, the driving shaft 332-2 is provided with a group of gear sets 332-5 for driving the driving shaft 332-2 to rotate reversely and synchronously, the clamping jaws 332-4 are provided with a group corresponding to the driving shaft 332-2, and the clamping jaws 332-4 are fixedly connected with the driving shaft 332-2 and extend to the outside of the clamping frame 332-1.

The central axis of the pull cable 41 in the Z-axis direction is always located in the same plane as the central axis of the clamping jaw in the Z-axis direction, the clamping jaw 332-4 is opened in the moving process of the pendulum 4, and when the pendulum 4 moves to the position corresponding to the clamping jaw 332-4, the second driving piece 332-3 drives the driving shaft 332-2 to rotate, so that the clamping jaw 332-4 clamps the pendulum 4. And then the clamping frame 332-1 is driven to rotate by the first driving piece 333-1 of the tensioning unit 333, so that the clamping frame 332-1 clamping the pendulum bob 4 also rotates along with the first driving piece, and the angle position of the pendulum bob is adjusted.

The cantilever 331 includes a first Z-directional guide 331-1, and the tension unit 333 further includes a first sliding plate 333-2 and a third driving member 333-3 for driving the first sliding plate 333-2 to move on the first Z-directional guide 331-1, wherein the first driving member 333-1 is mounted on the first sliding plate 333-2.

The driving end of the third driving member 333-3 is connected with a screw rod assembly 333-4, and the first sliding plate 333-2 is connected to the screw rod assembly 333-4 and moves along the first Z-direction guide rail 331-1 under the driving of the screw rod assembly 333-4. The screw rod assembly 333-4 is driven to rotate by the third driving member 333-3, so that the first sliding plate 333-2 on the screw rod assembly 333-4 moves up and down on the cantilever 331 along the first Z-direction guide rail 331-1, the first driving member 333-1 moves along with the movement of the first sliding plate 333-2, and the clamping unit 332 connected to the first driving member 333-1 also moves up and down.

As shown in fig. 4 and 5, in the present embodiment, an X-guide rail 34 is disposed below the cross beam 31, the second driving mechanism 33 further includes a second sliding plate 334 and a fourth driving member 335 for driving the second sliding plate 334 to move on the X-guide rail 34, and the suspension arm 331 is fixedly connected to the second sliding plate 334.

An X-direction rack 35 is arranged below the cross beam 31, a driving end of the fourth driving part 335 is provided with a first gear 335-1 which is matched with the X-direction rack 35, and the fourth driving part 335 drives the first gear 335-1 to rotate on the X-direction rack 35, so that the second sliding plate 334 moves on the X-direction rail 34, and the position of the second driving mechanism 33 on the cross beam 31 is adjusted.

As also shown in fig. 4 and 6, in the present embodiment, the first driving mechanism 32 includes a third sliding plate 322 and a fifth driving member 323 for driving the third sliding plate 322 to move on the X-direction guide rail 34.

The driving end of the fifth driving member 323 is provided with a second gear 323-1 which is matched with the X-direction rack 35. The fifth driving member 323 drives the second gear 323-1 to rotate on the X-directional rack 35, so that the third sliding plate 322 moves on the X-directional rail 34, thereby adjusting the position of the first driving mechanism 32 on the cross beam 31, and further facilitating the adjustment of the position of the pendulum 4 in the X-axis direction by the first driving mechanism 32.

As shown in fig. 1 and fig. 2, in this embodiment, a Y-direction guide rail 211 and a fourth sliding plate 212 moving along the Y-direction guide rail 211 are disposed on a moving frame 21 on the moving module 2, a sixth driving member 213 driving the fourth sliding plate 212 to move along the Y-direction guide rail 211 is disposed on the fourth sliding plate 212, a Y-direction rack 214 is further disposed on the moving frame 21, a third gear 213-1 matching with the Y-direction rack 214 is disposed on a driving shaft of the sixth driving member 213, and the cross beam 31 is fixedly mounted below the fourth sliding plate 212 and moves synchronously with the fourth sliding plate 212. The sixth driving element 213 drives the third gear 213-1 to rotate on the Y-directional rack 214 to drive the cross beam 31 to move along the Y-directional rack 214, so that the cross beam 31 moves on the moving frame 21 along the Y-axis direction.

The transmission device comprises a main driving mechanism 231, a main transmission chain 232, a transmission shaft 233 and a slave transmission chain 234, wherein the main driving mechanism 231 and the transmission shaft 233 are fixedly installed on the top beam 22, the main driving mechanism 231 and the transmission shaft 233 are connected through the main transmission chain 232, the movable frame 21 is hung below the top beam 22 through the slave transmission chain 234, the upper end of the slave transmission chain 234 is connected with the transmission shaft 233 through a gear, the movable frame 21 is fixed on the slave transmission chain 234, and the slave transmission chain 234 and the transmission shaft 233 synchronously rotate; the test frame body 1 is provided with a Z-direction guide rail group 11, the moving frame 21 is provided with a slider group 24 matched with the Z-direction guide rail group 11, the slider group 24 fixed on the outer side of the moving frame 21 is correspondingly arranged on the Z-direction guide rail group 11, the main driving mechanism 231 drives the main transmission chain 232 to rotate, so that the transmission shaft 233 rotates, the auxiliary transmission chains 234 at the two ends of the transmission shaft 233 synchronously rotate in the annular direction, the moving frame 21 positioned and fixed below the auxiliary transmission chains 234 vertically moves on the auxiliary transmission chains 234 and vertically moves along the Z-direction guide rail group 11 through the slider group 24.

As shown in fig. 1, in this embodiment, a protective net is disposed on the testing frame body 1 to ensure the safety of the pendulum bob 4 during the testing process.

Still be equipped with switch board 12 on the test support body 1, the utility model provides an each driving piece all with switch board 12 electric connection to through current conventional technical means, control each driving piece action.

During testing, the main driving mechanism 231 on the transmission device is controlled to work to drive the main transmission chain 232 to rotate, so that the transmission shaft 233 rotates, the auxiliary transmission chain 234 synchronously rotates, the moving frame 21 below the auxiliary transmission chain 234 moves up and down on the test rack body 1 along the Z-direction guide rail set 11, the moving frame 21 is adjusted to move in the Z-axis direction, the sixth driving member 213 drives the third gear 213-1 to rotate in the Y-direction rack 214 and further drives the cross beam 31 to move along the Y-direction rack 214, so that the cross beam 31 moves in the Y-axis direction on the moving frame 21, the movement of the pendulum 4 suspended on the cross beam 31 in the Z-axis direction and the Y-axis direction is controlled, the fifth driving member 323 is controlled to work to drive the second gear 323-1 to rotate in the X-direction rack 35, so that the position of the first driving mechanism 32 on the cross beam 31 is controlled, and the position of the pendulum 4 in the X-axis direction is conveniently adjusted by the first driving mechanism 32, and simultaneously, the driving first gear 335-1 of the fourth driving piece 335 is controlled to adjust the position of the second driving mechanism 33 on the cross beam 31, so that the pendulum 4 is moved to the corresponding position of the second driving mechanism 33, and the first driving mechanism 32 returns to the reset position. And then the second driving piece 332-3 on the clamping unit 332 is controlled to work, the driving shaft 332-2 rotates, so that the clamping frame 332-4 clamps the pendulum bob, the first driving piece 333-1 of the tensioning unit 333 drives the clamping frame 332-1 to rotate, the clamping frame 332-4 clamping the pendulum bob also rotates along with the pendulum bob, the angle position of the pendulum bob is adjusted, meanwhile, the tensioning unit 333 drives the screw rod component 333-4 to rotate through the work of the third driving piece 333-3, the position of the tensioning unit 333 on the cantilever 331 is adjusted, the guy cable 41 connected with the pendulum bob is straightened, the pendulum bob collides with the elevator landing door under the action of gravity in a natural state, the elevator landing door test is carried out, and the simulation effect and the test precision of the test are ensured.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. The elevator landing door impact testing frame is characterized by comprising a testing frame body, a moving module and a pendulum testing module arranged on the moving module, wherein the moving module is arranged on the testing frame body;

2. The elevator landing door impact test rack of claim 1, wherein the front end of the cross beam is provided with a cable for connecting the pendulum, and the first drive machine member is provided with a lead wheel matching the cable; during the process that the lead wheel moves along with the first driving mechanism in the X-axis direction, the inhaul cable is located in a wheel groove of the lead wheel, and the pendulum bob moves in the X-axis direction and the Z-axis direction.

3. The elevator landing door impact testing jig according to claim 2, wherein the clamping unit comprises a clamping jig, a driving shaft and a second driving member for driving the driving shaft to rotate are arranged on the clamping jig, and a clamping jaw for clamping the traction cable is connected to the driving shaft; the first driving piece is connected with the clamping frame;

4. The elevator landing door impact testing jig of claim 3, wherein the driving shaft is provided with a set of gears for driving the driving shaft to rotate in opposite directions synchronously, the clamping jaws are provided with a set of gears corresponding to the driving shaft, and the clamping jaws are fixedly connected with the driving shaft and extend to the outside of the clamping jig.

5. The elevator landing door impact test rack of claim 1, wherein the cantilever arm includes a first Z-guide rail, the tension unit further including a first slide plate and a third drive driving the first slide plate to move on the first Z-guide rail, the first drive being mounted on the first slide plate.

6. The elevator landing door impact testing jig of claim 1, wherein an X-guide rail is disposed below the cross beam, the second driving mechanism further comprises a second sliding plate and a fourth driving member for driving the second sliding plate to move on the X-guide rail, and the suspension arm is fixedly connected to the second sliding plate.

7. The elevator landing door impact test rack of claim 6, wherein the first drive mechanism includes a third slide plate and a fifth drive member that drives the third slide plate to move on the X-direction guide rail.

8. The elevator landing door impact testing frame according to claim 1, wherein the moving module comprises a moving frame slidably connected to the testing frame body and a top beam arranged on the testing frame body, a transmission device for driving the moving frame to move in the Z-axis direction is arranged between the moving frame and the top beam, and the cross beam is slidably connected to the moving frame and moves in the Y-axis direction.

9. The elevator landing door impact testing jig according to claim 8, wherein the moving frame is provided with a Y-directional guide rail and a fourth sliding plate moving along the Y-directional guide rail, the fourth sliding plate is provided with a sixth driving member for driving the fourth sliding plate to move along the Y-directional guide rail, the moving frame is further provided with a Y-directional rack, a driving shaft of the sixth driving member is provided with a third gear engaged with the Y-directional rack, and the cross beam is fixedly mounted below the fourth sliding plate and moves synchronously with the fourth sliding plate.

10. The elevator landing door impact testing jig according to claim 8, wherein the transmission device comprises a main driving mechanism, a main transmission chain, a transmission shaft and a secondary transmission chain, the main driving mechanism and the transmission shaft are both fixedly mounted on the top beam, the main driving mechanism and the transmission shaft are connected through the main transmission chain, the movable frame is hoisted below the top beam through the secondary transmission chain, the upper end of the secondary transmission chain is connected with the transmission shaft through a gear, the movable frame is fixed on the secondary transmission chain, and the secondary transmission chain and the transmission shaft rotate synchronously; the test frame body is provided with a Z-direction guide rail group, and the moving frame is provided with a sliding block group matched with the Z-direction guide rail group.