CN215828093U

CN215828093U - Car follow-up elevator overspeed governor

Info

Publication number: CN215828093U
Application number: CN202122440808.XU
Authority: CN
Inventors: 郭艳君; 刘慧芳
Original assignee: Hebei Baoju Construction Engineering Co ltd
Current assignee: Hebei Baoju Construction Engineering Co ltd
Priority date: 2021-10-11
Filing date: 2021-10-11
Publication date: 2022-02-15
Anticipated expiration: 2031-10-11

Abstract

The utility model discloses a speed limiter of a lift car follow-up elevator, which comprises a base, wherein four bolts which are distributed in a rectangular shape are inserted into the upper end of the base, the lower ends of the bolts penetrate through the base, the bolts are in threaded connection with the base, a storage groove is formed in the lower end of the base, a support plate is connected in the storage groove in a sliding mode, a plurality of second screw rods are inserted into the upper end of the support plate, the second screw rods are in threaded connection with the support plate, a worm wheel is fixedly connected to the upper end of each second screw rod, the upper end of each worm wheel is rotatably connected with the side wall of the top end in the storage groove, a worm meshed with the worm wheel is arranged in the storage groove, one end of the worm is rotatably connected with the inner side wall of the storage groove, the other end of the worm penetrates through the base, and the worm is rotatably connected with the base. According to the elevator speed limiter, the position of the elevator speed limiter can be finely adjusted after the elevator speed limiter is installed through the arrangement of the plurality of adjusting mechanisms, so that the use requirement is met, and the convenience in use is improved.

Description

Car follow-up elevator overspeed governor

Technical Field

The utility model relates to the technical field of elevator speed limiters, in particular to a car follow-up elevator speed limiter.

Background

Elevator governors are one of the safety control components in elevator safety protection systems. When the elevator is in operation, no matter what reason causes the car to overspeed or even to fall, and all other safety protection devices do not work, the speed limiter and the safety tongs perform linkage action to stop the elevator car.

However, the conventional elevator speed limiter is generally installed and fixed through a plurality of bolts, the position of the elevator speed limiter cannot be finely adjusted after the elevator speed limiter is installed and fixed, and if the position of the elevator speed limiter is to be adjusted, the elevator speed limiter needs to be detached, so that certain use defects exist.

SUMMERY OF THE UTILITY MODEL

The utility model provides a car follow-up elevator speed limiter, which aims to solve the problems that the position of the elevator speed limiter cannot be finely adjusted after the car follow-up elevator speed limiter is installed and fixed, and the elevator speed limiter needs to be detached if the position of the elevator speed limiter is adjusted, so that certain use defects exist.

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

a speed limiter of a lift car follow-up elevator comprises a base, wherein four bolts which are distributed in a rectangular shape are inserted into the upper end of the base, the lower ends of the bolts penetrate through the base, the bolts are in threaded connection with the base, a storage groove is formed in the lower end of the base, a supporting plate is connected in the storage groove in a sliding mode, a plurality of second screw rods are inserted into the upper end of the supporting plate, the second screw rods are in threaded connection with the supporting plate, a worm wheel is fixedly connected to the upper end of each second screw rod, the upper end of each worm wheel is rotatably connected with the side wall of the top end in the storage groove, a worm meshed with the worm wheel is arranged in the storage groove, one end of each worm is rotatably connected with the inner side wall of the storage groove, the other end of each worm penetrates through the base, the worm is rotatably connected with the base, a mounting plate is connected to the position right above the base in a sliding mode, and a speed limiter body is fixedly connected to the position right above the mounting plate, the lower extreme fixedly connected with first slider of mounting panel, the upper end of base is equipped with the first spout corresponding with first slider, the lower extreme of first slider extends to in the first spout, first slider interpolation is equipped with first screw rod, be threaded connection between first screw rod and the first slider, the one end of first screw rod runs through first slider and is connected with the spout inside wall rotation, the other end of first screw rod runs through the base, be connected for rotating between first screw rod and the base, the lower extreme of mounting panel is equipped with stabilizing mean.

Preferably, stabilizing mean is including fixing two second sliders in the mounting panel lower extreme, two the second slider is located the both sides of first slider respectively, the upper end of base is equipped with the second spout corresponding with the second slider, the lower extreme of second slider extends to in the second spout.

Preferably, a sliding rod is inserted in the second sliding block in a sliding manner, and two ends of the sliding rod respectively penetrate through the second sliding block and are fixedly connected with the opposite side walls in the second sliding groove.

Preferably, the worm is rotatably sleeved with a sleeve, and the outer side wall of the sleeve is fixedly connected with the side wall of the top end in the storage groove.

Preferably, one end of the worm penetrating through the base and one end of the first screw penetrating through the base are fixedly connected with a first handle and a second handle respectively.

Preferably, the both sides of backup pad all are equipped with the recess, the recess internal rotation is connected with the ball, the ball offsets with putting thing inslot lateral wall.

Has the advantages that:

1. when the height-adjustable worm gear is used, firstly, the integral height is finely adjusted through the supporting plate, the worm is rotated through the first handle, a user can conveniently rotate the worm, the stability of the worm during rotation is improved through the sleeve, the second screw rod is driven to rotate through the meshing effect of the worm and the worm gear, the supporting plate is driven to lift through the meshing effect of threads by the second screw rod, the resistance of the supporting plate during movement is reduced through the balls according to the positive and negative rotation of the screw rods, the base is driven to lift through the supporting plate, the fine adjustment of the integral height is realized, and then the base is installed and fixed through the bolts;

2. after the elevator speed limiter is installed and fixed, position fine adjustment is carried out, the first screw rod is firstly rotated, the first screw rod drives the first sliding block to move under the action of threaded meshing, the first sliding block drives the installation plate to move, the speed limiter body is driven to move through the installation plate, and the stability of the installation plate during movement can be improved through the second sliding block and the sliding rod.

Drawings

Fig. 1 is a schematic structural diagram of a car follow-up elevator speed limiter provided by the utility model;

fig. 2 is a schematic side view of a car follow-up elevator speed limiter according to the present invention;

fig. 3 is a schematic structural diagram of a position a of a car follow-up elevator speed limiter provided by the utility model.

In the figure: 1-base, 2-supporting plate, 3-sleeve, 4-worm, 5-first screw, 6-first slide block, 7-second slide block, 8-second screw, 9-first handle, 10-slide rod, 11-mounting plate, 12-speed limiter body, 13-second handle, 14-worm wheel and 15-ball.

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 of the embodiments.

Referring to fig. 1-3, a speed limiter of a lift car follow-up elevator comprises a base 1, wherein four bolts which are distributed in a rectangular shape are inserted into the upper end of the base 1, the lower ends of the bolts penetrate through the base 1, the bolts are in threaded connection with the base 1, a storage groove is formed in the lower end of the base 1, a support plate 2 is connected in the storage groove in a sliding mode and used for driving the base 1 to lift, grooves are formed in two sides of the support plate 2, balls 15 are connected in the grooves in a rotating mode and used for reducing resistance when the support plate 2 moves, and the balls 15 abut against the inner side wall of the storage groove;

in this embodiment, a plurality of second screws 8 are inserted into the upper end of the supporting plate 2 to drive the supporting plate 2 to lift, the second screws 8 are in threaded connection with the supporting plate 2, a worm wheel 14 is fixedly connected to the upper end of each second screw 8 to drive the second screws 8 to rotate, the upper end of each worm wheel 14 is rotatably connected with the side wall of the top end in the storage groove, and a worm 4 meshed with the worm wheel 14 is arranged in the storage groove to drive the worm wheel 14 to rotate;

in the embodiment, one end of a worm 4 is rotatably connected with the inner side wall of the article holding groove, the other end of the worm 4 penetrates through the base 1, the worm 4 is rotatably connected with the base 1, a sleeve 3 is rotatably sleeved on the worm 4 to improve the stability of the worm 4 during rotation, the outer side wall of the sleeve 3 is fixedly connected with the side wall of the inner top end of the article holding groove, one end of the worm 4 penetrating through the base 1 and one end of the first screw 5 penetrating through the base 1 are respectively and fixedly connected with a first handle 9 and a second handle 13 to facilitate the rotation of the worm 4 and the first screw 5 by a user;

in this embodiment, a mounting plate 11 is slidably connected right above a base 1 and is used for mounting a speed limiter body 12, the speed limiter body 12 is fixedly connected right above the mounting plate 11, a first slider 6 is fixedly connected to the lower end of the mounting plate 11 and is used for driving the mounting plate 11 to move, a first chute corresponding to the first slider 6 is arranged at the upper end of the base 1, the lower end of the first slider 6 extends into the first chute, a first screw 5 is inserted into the first slider 6 and is used for driving the first slider 6 to move, the first screw 5 is in threaded connection with the first slider 6, one end of the first screw 5 penetrates through the first slider 6 and is rotatably connected with the inner side wall of the chute, the other end of the first screw 5 penetrates through the base 1, and the first screw 5 is rotatably connected with the base 1;

in this embodiment, a stabilizing mechanism is arranged at the lower end of the mounting plate 11, the stabilizing mechanism includes two second sliders 7 fixed at the lower end of the mounting plate 11 for improving the stability of the mounting plate 11 during movement, the two second sliders 7 are respectively located at two sides of the first slider 6, a second sliding slot corresponding to the second slider 7 is arranged at the upper end of the base 1, the lower end of the second slider 7 extends into the second sliding slot, a sliding rod 10 is slidably inserted in the second slider 7 for improving the stability of the second slider 7 during movement, and two ends of the sliding rod 10 respectively penetrate through the second slider 7 and are fixedly connected with opposite side walls in the second sliding slot;

in the embodiment, firstly, the overall height is finely adjusted through the support plate 2, the worm 4 is firstly rotated, the worm 4 is convenient for a user to rotate through the first handle 9, the stability of the worm 4 during rotation is improved through the sleeve 3, the second screw 8 is driven to rotate through the meshing effect of the worm 4 and the worm wheel 14, the support plate 2 is driven to lift through the meshing effect of the second screw 8 and is determined by the positive and negative rotation of the screw 8, the resistance of the support plate 2 during movement is reduced through the balls 15, the base 1 is driven to lift through the support plate 2 to realize the fine adjustment of the overall height, then the base 1 is fixedly installed through the bolts, after the installation is fixed, the position fine adjustment is carried out, firstly, the first screw 5 is rotated, the first slide block 6 is driven to move through the meshing effect of the threads by the first screw 5, the mounting plate 11 is driven to move through the first slide block 6, and the speed limiter body 12 is driven to move through the mounting plate 11, the stability of the mounting plate 11 during movement can be improved through the second sliding block 6 and the sliding rod 10, and the elevator speed limiter can be subjected to position fine adjustment after being mounted through the arrangement of a plurality of adjusting mechanisms, so that the use requirement is met, and the convenience in use is improved.

As described above, each component (component not described in specific structure) selected in the present application is a general standard component or a component known to those skilled in the art, and the structure and principle thereof can be known to those skilled in the art through a technical manual or through a routine experiment method.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a car follow-up elevator overspeed governor, includes base (1), its characterized in that: the upper end of the base (1) is inserted with four bolts which are distributed in a rectangular shape, the lower ends of the bolts penetrate through the base (1), the bolts are in threaded connection with the base (1), the lower end of the base (1) is provided with a storage groove, a supporting plate (2) is connected in the storage groove in a sliding mode, the upper end of the supporting plate (2) is inserted with a plurality of second screw rods (8), the second screw rods (8) are in threaded connection with the supporting plate (2), the upper end of each second screw rod (8) is fixedly connected with a worm wheel (14), the upper end of each worm wheel (14) is connected with the side wall of the top end in the storage groove in a rotating mode, a worm (4) meshed with the worm wheel (14) is arranged in the storage groove, one end of each worm (4) is connected with the inner side wall of the storage groove in a rotating mode, the other end of each worm (4) penetrates through the base (1), and the worm (4) is connected with the base (1) in a rotating mode, a mounting plate (11) is connected above the base (1) in a sliding way, a speed limiter body (12) is fixedly connected above the mounting plate (11), the lower end of the mounting plate (11) is fixedly connected with a first sliding block (6), the upper end of the base (1) is provided with a first sliding chute corresponding to the first sliding block (6), the lower end of the first sliding block (6) extends into the first sliding groove, a first screw rod (5) is inserted into the first sliding block (6), the first screw rod (5) is in threaded connection with the first sliding block (6), one end of the first screw rod (5) penetrates through the first sliding block (6) and is rotationally connected with the inner side wall of the sliding chute, the other end of first screw rod (5) runs through base (1), be connected for rotating between first screw rod (5) and base (1), the lower extreme of mounting panel (11) is equipped with stabilizing mean.

2. A car follower elevator governor as defined in claim 1 wherein: stabilizing mean is including fixing two second slider (7) at mounting panel (11) lower extreme, two second slider (7) are located the both sides of first slider (6) respectively, the upper end of base (1) is equipped with the second spout corresponding with second slider (7), the lower extreme of second slider (7) extends to in the second spout.

3. A car follower elevator governor as defined in claim 2 wherein: a sliding rod (10) is inserted in the second sliding block (7) in a sliding mode, and two ends of the sliding rod (10) penetrate through the second sliding block (7) respectively and are fixedly connected with the opposite side walls in the second sliding groove.

4. A car follower elevator governor as defined in claim 1 wherein: the worm (4) is rotatably sleeved with a sleeve (3), and the outer side wall of the sleeve (3) is fixedly connected with the side wall of the top end in the storage groove.

5. A car follower elevator governor as defined in claim 1 wherein: one end of the worm (4) penetrating through the base (1) and one end of the first screw (5) penetrating through the base (1) are fixedly connected with a first handle (9) and a second handle (13) respectively.

6. A car follower elevator governor as defined in claim 1 wherein: the both sides of backup pad (2) all are equipped with the recess, the recess internal rotation is connected with ball (15), ball (15) with put thing inslot inside wall and offset.