CN214399409U

CN214399409U - Dynamometer for elevator inspection

Info

Publication number: CN214399409U
Application number: CN202022873821.XU
Authority: CN
Inventors: 林天星
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-04
Filing date: 2020-12-04
Publication date: 2021-10-15
Anticipated expiration: 2030-12-04

Abstract

The utility model discloses a dynamometer for elevator inspection, including pressure sensor, pressure sensor both sides in opposite directions all are fixed with the spring, two the tip of spring all is fixed with the mounting panel, two the through-hole has all been seted up on the mounting panel, two all install the sliding sleeve in the through-hole, two all slidable mounting has the slide bar in the sliding sleeve. The utility model discloses well lift-cabin door impact fixed plate drives dead lever lateral shifting, and the dead lever drives and rotates the cover and make first threaded rod lateral shifting, and first threaded rod drives the mounting panel lateral shifting on the slide bar, mounting panel lateral shifting compression spring, pressure sensor between the spring extrusion guard plate, and pressure sensor can detect out two mounting panel compression spring's impact force, and the detectable goes out the impact force size when the lift-cabin door is closed, has avoided the artifical impact force size when going to the perception lift-cabin door to close the door with the hand, has improved its detection efficiency and detection security greatly.

Description

Dynamometer for elevator inspection

Technical Field

The utility model relates to an elevator inspection technical field especially relates to a dynamometer for elevator inspection.

Background

The elevator is a modern high-tech product, is generally installed in a high-rise building with more than six floors, provides great convenience for people to go upstairs and downstairs, and the smoothness and safety of the elevator operation directly affect the personal safety, so the inspection of the elevator performance is very important.

The method for measuring the impact force of the elevator door needs to detect the impact force when the elevator door is closed before use or after a fault occurs, the impact force when the elevator door is closed is sensed manually at present, but the method is greatly influenced by human factors, the detection data is not accurate enough, and testers are easily injured by the elevator door, so that the dynamometer for elevator inspection is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a dynamometer for elevator inspection.

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

a dynamometer for elevator inspection comprises pressure sensors, wherein springs are fixed on two opposite sides of each pressure sensor, mounting plates are fixed on the end portions of the two springs, through holes are formed in the two mounting plates, sliding sleeves are installed in the two through holes, sliding rods are installed in the two sliding sleeves in a sliding mode, first threaded rods are fixed on opposite sides of the two mounting plates, rotating sleeves are sleeved on the two first threaded rods through threads, fixing rods are rotatably connected to the sides of the two rotating sleeves, fixing plates are fixed on the end portions of the two fixing rods, first clamping plates and connecting plates are fixed on the sides of the two fixing plates, openings are formed in the two connecting plates, internal thread sleeves are installed in the two openings, and second threaded rods are sleeved in the two internal thread sleeves through threads, and the end parts of the two second threaded rods are rotatably connected with a second clamping plate.

Preferably, the two opposite sides of the pressure sensor are provided with protection plates, and the end parts of the two springs are respectively fixed on the side surfaces of the two protection plates.

Preferably, the top and the bottom of the pressure sensor are both fixed with rubber blocks, two the rubber blocks are respectively fixed on the outer walls of the two sliding rods, and the end parts of the two sliding rods are both provided with limiting blocks.

Preferably, a connecting block is fixed on the side surface of the mounting plate, and the side surface of the connecting block is fixed on the side surface of the first threaded rod.

Preferably, the side of the rotating sleeve is provided with a mounting groove, a bearing is mounted in the mounting groove, and the fixing rod is mounted on an inner ring of the bearing.

Preferably, the side of the fixed plate is provided with a sliding chute, the side of the second clamping plate is fixed with a sliding block, the sliding block is slidably mounted in the sliding chute, and the side of each of the two fixed plates is provided with a rubber pad.

Compared with the prior art, the beneficial effects of the utility model are that:

1: the utility model discloses well lift-cabin door impact fixed plate drives dead lever lateral shifting, and the dead lever drives and rotates the cover and make first threaded rod lateral shifting, and first threaded rod drives the mounting panel lateral shifting on the slide bar, mounting panel lateral shifting compression spring, pressure sensor between the spring extrusion guard plate, and pressure sensor can detect out two mounting panel compression spring's impact force, and the detectable goes out the impact force size when the lift-cabin door is closed, has avoided the artifical impact force size when going to the perception lift-cabin door to close the door with the hand, has improved its detection efficiency and detection security greatly.

2: the utility model discloses in place the side at the lift-cabin door with the fixed plate, make the lift-cabin door card between first grip block and second grip block, drive the second grip block through rotating the second threaded rod and remove and press from both sides the lift-cabin door tightly, can fix between fixed plate and the lift-cabin door, can prevent to close the door when the impact force is closed to the test lift-cabin door because of the lift-cabin door and close the door too big fixed plate skew that causes of impact force and turn over to fly, the security when having improved its use.

Drawings

Fig. 1 is a schematic structural view of a force measuring instrument for elevator inspection according to the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

fig. 3 is the utility model provides a first grip block and the connection diagram of second grip block of dynamometry appearance for elevator inspection.

In the figure: the device comprises a mounting plate 1, a sliding sleeve 2, a sliding rod 3, a limiting block 4, a connecting block 5, a first threaded rod 6, a rotating sleeve 7, a fixing plate 8, a first clamping plate 9, a spring 10, a pressure sensor 11, a rubber block 12, a protection plate 13, a sliding chute 14, a sliding block 15, a connecting plate 16, a second threaded rod 17, an internal threaded sleeve 18, a second clamping plate 19, a rubber pad 20, a bearing 21 and a fixing rod 22.

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 force measuring instrument for elevator inspection comprises a pressure sensor 11, springs 10 are fixed on two opposite sides of the pressure sensor 11, mounting plates 1 are fixed on the end portions of the two springs 10, through holes are formed on the two mounting plates 1, sliding sleeves 2 are installed in the two through holes, sliding rods 3 are installed in the two sliding sleeves 2 in a sliding manner, first threaded rods 6 are fixed on opposite sides of the two mounting plates 1, rotating sleeves 7 are sleeved on the two first threaded rods 6 through threads, fixing rods 22 are rotatably connected on the sides of the two rotating sleeves 7, fixing plates 8 are fixed on the end portions of the two fixing rods 22, first clamping plates 9 and connecting plates 16 are fixed on the sides of the two fixing plates 8, openings are formed on the two connecting plates 16, internal thread sleeves 18 are installed in the two openings, second threaded rods 17 are sleeved in the two internal thread sleeves 18 through threads, the ends of the two second threaded rods 17 are rotatably connected with a second clamping plate 19.

Pressure sensor 11 both sides in opposite directions all are provided with guard plate 13, the side at two guard plates 13 is fixed respectively to the tip of two springs 10, pressure sensor 11's top and bottom all are fixed with block rubber 12, two block rubbers 12 are fixed respectively at the outer wall of two slide bars 3, the tip of two slide bars 3 all is provided with stopper 4, the side of mounting panel 1 is fixed with connecting block 5, the side at first threaded rod 6 is fixed to the side of connecting block 5, the mounting groove has been seted up to the side of rotating sleeve 7, install bearing 21 in the mounting groove, the inner circle at bearing 21 is installed to dead lever 22, spout 14 has been seted up to the side of fixed plate 8, the side of second grip block 19 is fixed with slider 15, slider 15 slidable mounting is in spout 14, the side of two fixed plates 8 all is provided with rubber pad 20.

The working principle is as follows: when in use, the fixed plate 8 is placed on the side surface of the elevator door, so that the elevator door is clamped between the first clamping plate 9 and the second clamping plate 19, the second threaded rod 17 is rotated to drive the second clamping plate 19 to move to clamp the elevator door tightly, the fixed plate 8 and the elevator door can be fixed, the fixed plate 8 can be prevented from deviating and flying due to overlarge door closing impact force of the elevator door when the door closing impact force of the elevator door is tested, the safety of the elevator door is improved when in use, the elevator door impact fixed plate 8 drives the fixed rod 22 to move transversely, the fixed rod 22 drives the rotating sleeve 7 to move transversely, the first threaded rod 6 drives the mounting plate 1 to slide transversely on the sliding rod 3, the mounting plate 1 moves transversely to compress the compression spring 10, the spring 10 extrudes the pressure sensor 11 between the protection plates 13, and the pressure sensor 11 can detect the impact force of the compression springs 10 of the two mounting plates 1, the door closing detection device can detect the impact force when the elevator door is closed, avoids sensing the impact force when the elevator door is closed manually, and greatly improves the detection efficiency and the detection safety.

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

1. The dynamometer for elevator inspection comprises a pressure sensor (11) and is characterized in that springs (10) are fixed on two opposite sides of the pressure sensor (11), mounting plates (1) are fixed on the end portions of the springs (10), through holes are formed in the mounting plates (1), sliding sleeves (2) are installed in the through holes, sliding rods (3) are installed in the sliding sleeves (2) in a sliding mode, first threaded rods (6) are fixed on opposite sides of the mounting plates (1), rotating sleeves (7) are sleeved on the first threaded rods (6) in a threaded mode, fixing rods (22) are connected to the sides of the rotating sleeves (7) in a rotating mode, fixing plates (8) are fixed on the end portions of the fixing rods (22), and first clamping plates (9) and connecting plates (16) are fixed on the sides of the fixing plates (8), two all seted up the opening on connecting plate (16), two all install internal thread cover (18) in the opening, two all cup jointed second threaded rod (17) through the screw thread in internal thread cover (18), two the tip of second threaded rod (17) all rotates and is connected with second grip block (19).

2. The force gauge for elevator inspection according to claim 1, wherein the pressure sensor (11) is provided with two protection plates (13) at two opposite sides, and the ends of the two springs (10) are respectively fixed at the sides of the two protection plates (13).

3. The force measuring instrument for elevator inspection according to claim 1, wherein rubber blocks (12) are fixed on the top and the bottom of the pressure sensor (11), two rubber blocks (12) are respectively fixed on the outer walls of two sliding rods (3), and the end parts of two sliding rods (3) are provided with limit blocks (4).

4. The force gauge for elevator inspection according to claim 1, characterized in that a connecting block (5) is fixed to the side of the mounting plate (1), and the side of the connecting block (5) is fixed to the side of the first threaded rod (6).

5. The force gauge for elevator inspection according to claim 1, wherein the side of the rotating sleeve (7) is provided with an installation groove, a bearing (21) is installed in the installation groove, and the fixing rod (22) is installed at the inner ring of the bearing (21).

6. The force measuring instrument for elevator inspection according to claim 1, wherein a sliding groove (14) is opened on a side surface of the fixing plate (8), a sliding block (15) is fixed on a side surface of the second clamping plate (19), the sliding block (15) is slidably installed in the sliding groove (14), and rubber pads (20) are arranged on side surfaces of the two fixing plates (8).