CN214569918U

CN214569918U - Elevator well safety tongs frame

Info

Publication number: CN214569918U
Application number: CN202022445215.8U
Authority: CN
Inventors: 华东
Original assignee: Huzhou Jutuo Elevator Parts Co ltd
Current assignee: Huzhou Jutuo Elevator Parts Co ltd
Priority date: 2020-10-28
Filing date: 2020-10-28
Publication date: 2021-11-02
Anticipated expiration: 2030-10-28

Abstract

The utility model relates to the technical field of elevator, and an elevator well safety tongs frame is disclosed, including frame and safety tongs, the frame includes upper cover plate, left side apron, right side apron and lower apron, left side apron and right side apron difference fixed connection are the left and right sides in the bottom surface of upper cover plate, apron fixed connection is in the bottom of left side apron down, right side apron and lower apron fixed connection, the safety tongs sets up the inside in the frame, the spread groove has all been seted up to the top surface of upper cover plate and lower apron, the inside of spread groove is provided with guide rail cleaning device. The brush hair contacts with the elevator guide rail, and the power that utilizes to go up and down to produce drives the cleaning roller and rotates, and the cleaning roller rotates and drives the brush hair and clean the iron fillings spot on elevator guide rail surface, and the elevator goes up and down just can once clean the guide rail like this to guarantee the clean on guide rail surface, prevented that the impurity on the guide rail from influencing the centre gripping of safety tongs to the guide rail.

Description

Elevator well safety tongs frame

Technical Field

The utility model relates to an elevator technical field specifically is an elevator well safety tongs frame.

Background

The safety gear is a safety protection device of an elevator, and the elevator safety gear device is a safety device which emergently stops and clamps a car on a guide rail when the speed of the elevator exceeds the set limit speed of the elevator speed limiter or a suspension rope is broken and loosened under the operation of the speed limiter. It provides effective protection for the safe operation of the elevator and is generally installed on a car frame or a counterweight frame. The safety tongs are divided into one-way safety tongs and two-way safety tongs, but the two-way safety tongs are not popularized in China due to the complex manufacturing process. The clean cycle of most elevator guide rails at present is longer, and foreign matters such as sand, dust, fatlute on the guide rail lead to the safety tongs voussoir to press from both sides the guide rail easily, have the shortcoming of potential safety hazard, and in case the safety tongs is triggered, these impurity influence safety tongs's use to bring the potential safety hazard to personnel in the elevator car.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides an elevator well safety tongs frame possesses clean guide rail, guarantees that safety tongs can be firm when triggering centre gripping advantage such as on the guide rail, has solved the clean cycle length of elevator guide rail maintenance, and impurity on the guide rail influences the problem of safety tongs's use easily.

(II) technical scheme

For realizing above-mentioned clean guide rail, guarantee that the centre gripping that the safety tongs can be firm when triggering purpose on the guide rail, the utility model provides a following technical scheme: a safety gear rack for an elevator shaft comprises a rack and safety gears, wherein the rack comprises an upper cover plate, a left cover plate, a right cover plate and a lower cover plate, the left cover plate and the right cover plate are respectively and fixedly connected with the left side and the right side of the bottom surface of the upper cover plate, the lower cover plate is fixedly connected with the bottom of the left cover plate, the right cover plate is fixedly connected with the lower cover plate, the safety gears are arranged in the rack, connecting grooves are respectively formed in the top surfaces of the upper cover plate and the lower cover plate, a guide rail cleaning device is arranged in each connecting groove, a dust collecting device is arranged in each connecting groove, fixing grooves are respectively formed in the left inner wall and the right inner wall of each connecting groove, clamping grooves are respectively formed in the front surface and the rear surface of each inner wall of each fixing groove, fixing blocks are respectively and fixedly connected with fixing blocks, the interiors of the fixing blocks are of a hollow structure, and cleaning grooves are respectively formed in the opposite surfaces of the four fixing blocks, guide rail cleaning device includes the cleaning roller, the cleaning roller rotates the inside of connecting at clean groove, fixedly connected with brush hair on the outer wall of cleaning roller, dust collection device includes the connecting rod, connecting rod fixed connection is at the left surface of the inner wall of fixed block, the right-hand member fixedly connected with curved surface rubber of connecting rod, the equal fixedly connected with fixture block in surface around the fixed block, the connecting hole has been seted up on the right surface of fixture block, fixture block swing joint is in the inside of draw-in groove, all rotate on the inner wall about the connecting groove and be connected with the bolt, the screw rod of bolt runs through spread groove and connecting hole threaded connection.

Preferably, the fixing block is movably connected to the inside of the fixing groove through a bolt and a connecting hole.

Preferably, the curved rubber contacts with the bristles.

Preferably, the bristles are in contact with the track.

(III) advantageous effects

Compared with the prior art, the utility model provides an elevator well safety tongs frame possesses following beneficial effect:

1. in the elevator shaft safety gear rack, the cleaning roller is rotationally connected inside the cleaning groove, the outer wall of the cleaning roller is fixedly connected with brush hair which is contacted with the guide rail, when the lift car of the elevator is lifted, the brush hair is contacted with the guide rail of the elevator, the cleaning roller is driven to rotate by the power generated by lifting, the cleaning roller rotates to drive the brush hair to clean the iron filings and stains on the surface of the guide rail of the elevator, thus the guide rail can be cleaned once when the elevator is lifted each time, thereby ensuring the cleanness of the surface of the guide rail, ensuring that the safety gear is stably clamped on the guide rail to decelerate and scram the elevator once the safety gear of the elevator is triggered, preventing impurities on the guide rail from influencing the clamping of the safety gear on the guide rail, ensuring that the safety gear can be firmly clamped on the guide rail, therefore, the descending speed of the elevator car is reduced in the shortest time, and the safety of people in the car is ensured.

2. This elevator well safety tongs frame, the left fixedly connected with connecting rod of the inner wall of fixed block, the right-hand member fixedly connected with curved surface rubber of connecting rod, curved surface rubber contacts with the brush hair, rotate when the brush hair and contact with curved surface rubber, the running friction produces static, the static that produces can be with dust absorption in curved surface rubber on the brush hair to play a simple clean effect to the brush hair, promoted the clean degree of brush hair, thereby promoted the quality of the clean guide rail of brush hair.

Drawings

Fig. 1 is a schematic structural view of a frame of an elevator shaft safety gear of the present invention;

FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;

fig. 3 is a schematic structural view of a fixing block of a safety gear rack of an elevator shaft according to the present invention;

fig. 4 is a schematic structural view of a vertical surface of a cleaning roller of a frame of an elevator shaft safety gear of the present invention;

fig. 5 is the utility model discloses an inside elevation structure schematic diagram of elevator well safety tongs frame fixed block.

In the figure: 1 upper cover plate, 2 left cover plates, 3 right cover plates, 4 lower cover plates, 5 connecting grooves, 6 safety tongs, 7 clamping grooves, 8 fixing grooves, 9 fixing blocks, 10 cleaning grooves, 11 cleaning rollers, 12 bolts, 13 clamping blocks, 14 fixing holes, 15 brush hairs, 16 connecting rods and 17 curved rubber.

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.

Referring to fig. 1-5, the present invention provides a new technical solution: a safety gear rack for an elevator shaft comprises a rack and safety gears 6, wherein the safety gears 6 are of an existing structure and are not described too much, the rack comprises an upper cover plate 1, a left cover plate 2, a right cover plate 3 and a lower cover plate 4, the left cover plate 2 and the right cover plate 3 are fixedly connected to the left side and the right side of the bottom surface of the upper cover plate 1 respectively, the lower cover plate 4 is fixedly connected to the bottom of the left cover plate 2, the right cover plate 3 is fixedly connected with the lower cover plate 4, the safety gears 6 are arranged inside the rack, connecting grooves 5 are formed in the top surfaces of the upper cover plate 1 and the lower cover plate 4 respectively, fixing grooves 8 are formed in the left inner wall and the right inner wall of each connecting groove 5, clamping grooves 7 are formed in the front surface and the rear surface of the inner wall of each fixing groove 8, fixing blocks 9 are fixedly connected inside the fixing blocks 9, the fixing blocks 9 are of a hollow structure, and cleaning grooves 10 are formed in the opposite surfaces of the four fixing blocks 9;

a guide rail cleaning device is arranged inside the connecting groove 5, the guide rail cleaning device comprises a cleaning roller 11, the cleaning roller 11 is rotatably connected inside the cleaning groove 10, bristles 15 are fixedly connected to the outer wall of the cleaning roller 11, the bristles 15 are in contact with the guide rail, when the elevator car of the elevator goes up and down, the bristles 15 are in contact with the elevator guide rail, the cleaning roller 11 is driven to rotate by power generated by the rising and the falling, the cleaning roller 11 rotates to drive the bristles 15 to clean scrap iron stains on the surface of the elevator guide rail, the lifting of the elevator car is not influenced due to the rotation cleaning, so that the guide rail can be cleaned once when the elevator goes up and down every time, the surface of the guide rail is ensured to be clean, once the safety tongs 6 of the elevator is triggered, the safety tongs 6 can be stably and fixedly held on the guide rail to decelerate and scram the elevator, and impurities on the guide rail are prevented from influencing the clamping of the safety tongs 6 on the guide rail, thereby increasing the time for elevator deceleration;

the front surface and the rear surface of the fixed block 9 are fixedly connected with a fixture block 13, a fixed hole 14 is formed in the right surface of the fixture block 13, the fixture block 13 is movably connected inside the clamping groove 7, the left inner wall and the right inner wall of the connecting groove 5 are rotatably connected with bolts 12, screws of the bolts 12 penetrate through the connecting groove 5 and are in threaded connection with the fixed hole 14, and when the device is used, the bolts 12 are in threaded connection with the fixed hole 14, so that the fixed block 9 is connected inside the fixed groove 8;

the left fixed surface of the inner wall of fixed block 9 is connected with connecting rod 16, the right-hand member fixedly connected with curved surface rubber 17 of connecting rod 16, curved surface rubber 17 contacts with brush hair 15, rotate and contact with curved surface rubber 17 when brush hair 15, running friction produces static, the static that produces can go up the dust with brush hair 15 and adsorb curved surface rubber 17, thereby play a simple clean effect to brush hair 15, the clean degree of brush hair 15 has been promoted, thereby the quality of the clean guide rail of brush hair 15 has been promoted.

The working principle is as follows:

when the device is used, firstly, the fixed block 9 is connected inside the fixed groove 8 through the bolt 12 and the fixed hole 14 in threaded connection, then when the elevator car of the elevator goes up and down, the brush bristles 15 are in contact with the elevator guide rail, the cleaning roller 11 is driven to rotate by the power generated by the lifting, the cleaning roller 11 rotates to drive the brush bristles 15 to clean the iron filings and stains on the surface of the elevator guide rail, and the rotating cleaning does not affect the lifting of the elevator car, so that the guide rail can be cleaned once when the elevator goes up and down every time, the surface of the guide rail is clean, once the safety tongs 6 of the elevator is triggered, the safety tongs 6 can be stably clamped on the guide rail to decelerate and scram the elevator, the impurities on the guide rail are prevented from affecting the clamping of the safety tongs 6 on the guide rail, the deceleration time of the elevator is prolonged, and finally, the brush bristles 15 rotate to be in contact with the curved rubber 17, the rotating friction generates static electricity, and the generated static electricity can adsorb dust on the bristles 15 on the curved rubber 17, so that a simple cleaning effect is achieved on the bristles 15, the cleanness of the bristles 15 is improved, and the quality of the bristles 15 for cleaning the guide rail is improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an elevator well safety tongs frame, includes frame and safety tongs (6), the frame includes upper cover plate (1), left side apron (2), right side apron (3) and lower apron (4), left side apron (2) and right side apron (3) are fixed connection respectively in the left and right sides of the bottom surface of upper cover plate (1), apron (4) fixed connection is in the bottom of left side apron (2) down, right side apron (3) and apron (4) fixed connection down, safety tongs (6) set up in the inside of frame, its characterized in that: connecting groove (5) have all been seted up to the top surface of upper cover plate (1) and lower apron (4), the inside of connecting groove (5) is provided with dust collection device, the inside of connecting groove (5) is provided with guide rail cleaning device.

2. The elevator hoistway safety gear rack of claim 1, wherein: two fixed slot (8) have all been seted up on the inner wall about spread groove (5), draw-in groove (7) have all been seted up on the front and back surface of the inner wall of fixed slot (8), the equal fixedly connected with fixed block (9) in inside of fixed slot (8), the inside of fixed block (9) is hollow structure, four clean groove (10) have all been seted up to the opposite face of fixed block (9).

3. The elevator hoistway safety gear rack of claim 1, wherein: guide rail cleaning device includes cleaning roller (11), cleaning roller (11) rotate to be connected in the inside of clean groove (10), fixedly connected with brush hair (15) on the outer wall of cleaning roller (11), brush hair (15) contact with the guide rail.

4. The elevator hoistway safety gear rack of claim 1, wherein: the dust collecting device comprises a connecting rod (16), the connecting rod (16) is fixedly connected to the left surface of the inner wall of the fixing block (9), the right end of the connecting rod (16) is fixedly connected with curved rubber (17), and the curved rubber (17) is in contact with bristles (15).

5. The elevator hoistway safety gear rack of claim 2, wherein: the front surface and the rear surface of the fixing block (9) are fixedly connected with a clamping block (13), a fixing hole (14) is formed in the right surface of the clamping block (13), and the clamping block (13) is movably connected to the inside of the clamping groove (7).

6. The elevator hoistway safety gear rack of claim 5, wherein: all rotate on the inner wall about spread groove (5) and be connected with bolt (12), the screw rod of bolt (12) runs through spread groove (5) and fixed orifices (14) threaded connection, fixed block (9) are through bolt (12) and fixed orifices (14) swing joint in the inside of fixed slot (8).