CN219990848U

CN219990848U - Elevator anti-seismic connecting device in building

Info

Publication number: CN219990848U
Application number: CN202321282281.5U
Authority: CN
Inventors: 冯玉
Original assignee: Shanghai Haizhu Engineering Design Group Co ltd
Current assignee: Shanghai Haizhu Engineering Design Group Co ltd
Priority date: 2023-05-25
Filing date: 2023-05-25
Publication date: 2023-11-10
Anticipated expiration: 2033-05-25

Abstract

The utility model discloses an earthquake-resistant connecting device for an elevator in a building, which comprises a pair of guide rails, wherein guide grooves are formed in the inner walls of the two sides of the guide rails, an elevator car is arranged between the guide rails, a heat dissipation groove is formed in one side of the guide rails, which is close to the elevator car, a plurality of signal transmitters are arranged in the heat dissipation groove, the top and the bottom of the elevator car are fixedly connected with a plurality of fixing rods, the tail ends of the fixing rods are respectively fixedly connected with a top plate and a bottom plate, the top plate and the bottom plate are respectively positioned above and below the elevator car, the side walls of the two sides of the fixing rods are fixedly connected with a pair of guide blocks, a braking mechanism is arranged on the top plate, and a buffering mechanism is arranged on the bottom plate.

Description

Elevator anti-seismic connecting device in building

Technical Field

The utility model belongs to the technical field of elevator earthquake resistance, and particularly relates to an elevator earthquake-resistant connecting device in a building.

Background

In high-rise buildings, elevators are typically installed to vertically transport people and goods. As a transportation machine attached to a high-rise building, an elevator should be designed and installed to ensure sufficient earthquake-resistant performance in consideration of personal safety of passengers and users in the building.

Currently, there are some earthquake-resistant structures for elevators on the market, for example, an earthquake-resistant connection device for an existing building added with an elevator is disclosed on the China patent network, the publication number of which is CN210366497U, and the building elevator can perform emergency braking when weightlessness is caused, but has some defects and shortcomings to be improved: (1) When the elevator car rapidly drops due to disasters such as earthquake, the existing elevator can play a certain role in emergency braking and braking, but the elevator car easily generates severe shaking when braking and decelerating, and is difficult to limit, so that the stable drop of the elevator car is affected; (2) When the existing elevator brake structure is used for braking and decelerating, the existing elevator brake structure can be in direct contact with the elevator hoistway guide rail and receives the reaction force generated by braking, and after the existing elevator brake structure is subjected to the action of external force for a long time, the existing elevator brake structure is easy to deform, so that the service life is reduced; (3) The existing elevator car bottom lacks the buffer measure, falls because of the accident when the elevator car, and its bottom can receive the huge impact that the well bottom applys for the bottom of elevator car produces serious deformation, not only is difficult to ensure personnel's safety in the elevator car, has also increased the follow-up cost of maintenance of elevator car simultaneously. Therefore, aiming at the problems, the anti-seismic connecting device for the elevator in the building has important significance.

Disclosure of Invention

The utility model provides an earthquake-resistant connecting device for an elevator in a building, which solves the problems.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to an in-building elevator anti-seismic connecting device, which comprises a pair of guide rails, wherein the cross section of each guide rail is C-shaped, guide grooves are formed in the inner walls of two sides of each guide rail, an elevator car is arranged between the pair of guide rails, a heat dissipation groove is formed in one side, close to the elevator car, of each guide rail, a plurality of signal transmitters are installed in each heat dissipation groove, the signal transmitters are distributed at equal intervals, a plurality of fixing rods are fixedly connected to the top and the bottom of each elevator car, the tail ends of the fixing rods are respectively fixedly connected with a top plate and a bottom plate, the top plates and the bottom plates are respectively positioned above and below the elevator car, a pair of braking mechanisms are fixedly connected to the side walls of two sides of each guide rail, and a buffer mechanism is arranged on the bottom plate;

the braking mechanism comprises a pair of fixing frames, the fixing frames are fixedly connected to two sides of the top plate, signal receivers are arranged at the tops of the fixing frames, air cylinders are arranged in the fixing frames, the air cylinders are arranged on the top plate and are electrically connected with the signal receivers through wires, the tail ends of output shafts of the air cylinders are fixedly connected with braking frames, and one sides of the braking frames are fixedly connected with braking plates;

the buffer mechanism comprises a buffer plate, a plurality of springs are fixedly connected between the top of the buffer plate and the bottom of the bottom plate, two pairs of side plates are fixedly connected to the top of the buffer plate, two pairs of side plates are respectively located on the front side and the rear side of the buffer plate, a pair of sliding blocks are respectively arranged between the side plates, through holes are formed in the surfaces of the sliding blocks, guide rods are inserted into the through holes, two ends of the guide rods are respectively fixedly connected to the two side plates, the tops of the sliding blocks are fixedly connected with a pair of connecting seats, connecting shafts are fixedly connected between the connecting seats, fixing blocks are respectively arranged right above the guide rods, the fixing blocks are fixedly connected to the bottom of the bottom plate, two sides of the fixing blocks are fixedly connected with a pair of fixing seats, fixing shafts are fixedly connected between the fixing seats, driving blocks are respectively and movably connected to the fixing shafts and the connecting seats at two ends of the driving blocks.

Further, the inside of braking frame is provided with a plurality of strengthening rib, the strengthening rib is X shape, and its both sides are fixed connection respectively on braking board and braking frame, just the strengthening rib is the equidistance and distributes.

Further, one side of the braking plate, which is close to the guide rail, is fixedly provided with a layer of braking pad, the braking pad is of a rubber pad structure, and herringbone anti-skid patterns are carved on the surface of the braking pad.

Further, one side of the braking plate, which is close to the fixing frame, is fixedly connected with a pair of movable rods, the movable rods are respectively located at two sides of the braking frame, the front end face and the rear end face of the fixing frame are fixedly connected with connecting blocks, the tail end of each connecting block is fixedly connected with a guide pipe, the inner diameter of each guide pipe is equal to the rod diameter of each movable rod, and each movable rod penetrates through the corresponding guide pipe.

Further, each guide block is located in a corresponding guide groove, the cross section of each guide block is T-shaped, limiting blocks are fixedly connected to the groove walls on two sides of each guide groove, and the limiting blocks are respectively attached to two sides of the corresponding guide block.

Further, a plurality of buffer blocks are fixedly arranged on the bottom surface of the buffer plate, and the buffer blocks are of hemispherical rubber block structures and distributed in a rectangular array.

Compared with the prior art, the utility model has the following beneficial effects:

(1) When the anti-seismic connecting device is used, emergency braking and deceleration can be carried out through the mutual coordination among all components in the braking mechanism when disasters such as earthquake occur, so that the elevator car is prevented from falling due to weightlessness, and the elevator car can be limited through the mutual coordination between the limiting block and the guide block, so that the stability of the elevator car is improved, and the elevator car is prevented from shaking violently during braking and deceleration;

(2) When the anti-seismic connecting device is used, the brake frame can be reinforced through the reinforcing ribs so as to improve the structural firmness of the brake frame, thereby avoiding deformation of the brake frame caused by the action of external force for a long time, further influencing the service life, and limiting the brake plate through the mutual coordination between the movable rod and the guide pipe so as to improve the stability of the brake plate, and further preventing uneven stress caused by inclination and deflection of the position of the brake plate;

(3) When the anti-seismic connecting device is used, the buffer function can be realized through the mutual coordination among all the components in the buffer mechanism, so that the impact force applied to the bottom of a well can be effectively decomposed when an elevator car falls accidentally, the external force action on the bottom of the elevator car is reduced, the serious deformation of the elevator car is avoided, the safety of personnel in the elevator car is effectively ensured, and the subsequent maintenance cost of the elevator car is reduced;

(4) When the anti-vibration connecting device is used, the friction force between the brake plate and the guide rail can be increased through the anti-skid lines on the surface of the brake pad, so that the braking effect of the brake plate can be increased;

(5) When the anti-seismic connecting device is used, a certain buffering protection effect can be achieved through each buffer block at the bottom of the buffer plate, so that collision and abrasion caused by direct contact between the bottom surface of the buffer plate and the bottom of a well can be avoided.

Of course, it is not necessary for any one product to practice the utility model to achieve all of the advantages set forth above at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic perspective view of an in-building elevator anti-seismic connection device according to the present utility model;

fig. 2 is a front view of the construction of an in-building elevator shock-resistant connection device of the present utility model;

FIG. 3 is a side view of the structure of the guide rail of the present utility model;

FIG. 4 is a cross-sectional view of a rail and top plate of the present utility model;

FIG. 5 is a top plan view of the brake mechanism of the present utility model;

fig. 6 is a front view of the structure of the buffer mechanism in the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. a guide rail; 2. a guide groove; 3. an elevator cage; 4. a heat sink; 5. a signal transmitter; 6. a fixed rod; 7. a top plate; 8. a bottom plate; 9. a guide block; 10. a fixing frame; 11. a signal receiver; 12. a cylinder; 13. a brake frame; 14. a brake plate; 15. a buffer plate; 16. a spring; 17. a side plate; 18. a slide block; 19. a guide rod; 20. a connecting seat; 21. a fixed block; 22. a fixing seat; 23. a transmission block; 24. reinforcing ribs; 25. a brake pad; 26. a movable rod; 27. a connecting block; 28. a conduit; 29. a limiting block; 30. and a buffer block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "opposite," "one end," "interior," "transverse," "end," "both ends," "two sides," "front," "one end face," "the other end face," and the like indicate orientations or positional relationships, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the components or elements being referred to must have a particular orientation, be configured and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1-6, the earthquake-resistant connecting device for an elevator in a building comprises a pair of guide rails 1, wherein the cross section of each guide rail 1 is C-shaped, guide grooves 2 are formed in the inner walls of two sides of each guide rail 1, an elevator car 3 is arranged between each guide rail 1, a heat dissipation groove 4 is formed in one side, close to the elevator car 3, of each guide rail 1, a plurality of signal transmitters 5 are installed in each heat dissipation groove 4, the signal transmitters 5 are distributed at equal intervals, the number of the signal transmitters can be customized according to the height of a floor, the signal transmitters 5 are electrically connected with a power supply through wires, infrared signals can be sent out in real time, the top and the bottom of each elevator car 3 are fixedly connected with a plurality of fixing rods 6, the tail ends of the fixing rods 6 are fixedly connected with a top plate 7 and a bottom plate 8, the top plate 7 and the bottom plate 8 are respectively positioned above and below the elevator car 3, two side walls of each guide block 9 are fixedly connected with a pair of guide blocks, a braking mechanism is arranged on the top plate 7, and a buffering mechanism is arranged on the bottom plate 8;

the braking mechanism comprises a pair of fixing frames 10, the fixing frames 10 are fixedly connected to the two sides of the top plate 7, signal receivers 11 are arranged on the tops of the fixing frames 10, air cylinders 12 are arranged in the fixing frames 10, the air cylinders 12 are arranged on the top plate 7 and are electrically connected with the signal receivers 11 through wires, the tail ends of output shafts of the air cylinders 12 are fixedly connected with braking frames 13, one sides of the braking frames 13 are fixedly connected with braking plates 14, infrared signals sent by the signal transmitters 5 can be received through the signal receivers 11, the time intervals of falling of the elevator car 3 can be calculated through the mutual matching between the signal receivers 11 and the signal transmitters 5, the elevator car 3 is indicated to be in a normal running state when the numerical value of the time intervals is in a normal range, when the elevator car 3 is in a weightlessness caused by disasters such as earthquakes, the time intervals exceed a preset safety value, the elevator car 3 can be judged to be in an unexpected falling state through the signal receivers 11 and the signal transmitters 5, and meanwhile the air cylinders 12 are driven to drive the braking plates 14 to move, and emergency braking can be realized when the braking plates 14 are contacted with the guide rails 1, so that the falling speed of the elevator car 3 can be timely reduced;

the buffer gear includes buffer board 15, fixedly connected with a plurality of springs 16 between the top of buffer board 15 and the bottom of bottom plate 8, and the top fixedly connected with two pairs of curb plates 17 of buffer board 15, two pairs of curb plates 17 are located the front side and the rear side of buffer board 15 respectively, and all be provided with a pair of slider 18 between every pair of curb plates 17, the through-hole has been seted up on the surface of slider 18, insert guide arm 19 in the through-hole, the both ends of guide arm 19 are fixed connection respectively on two curb plates 17, the equal fixedly connected with of top of every slider 18 a pair of connecting seat 20, fixedly connected with connecting axle between connecting seat 20, all be provided with fixed block 21 directly over every guide arm 19, fixed block 21 fixed connection is in the bottom of bottom plate 8, the equal fixedly connected with a pair of fixing base 22 of its both sides, fixedly connected with fixed axle between fixing base 22 and be provided with driving shoe 23 between fixing base 22 and the connecting seat 20, the both ends of driving shoe 23 are respectively swing joint on this moment and connecting axle, when elevator car 3 is because of unexpected falling, the bottom can be contacted with buffer board 15 at first, the buffer board 15 atress upwards moves and can compress the corresponding slider 16, the effect of the spring 16 can take place the effect of deflection of the lift car 16, thereby the bottom of the impact force can be reduced, the effect of the lift car is reduced, the bottom is deflected by the corresponding to the bottom of the spring 16, the effect can be deflected by the effect of the lift car is reduced.

Wherein, the inside of braking frame 13 is provided with a plurality of strengthening rib 24, and strengthening rib 24 is X shape, and its both sides are fixed connection respectively on braking board 14 and braking frame 13, and strengthening rib 24 is the equidistance and distributes, when carrying out emergency braking through the braking board 14 among the brake mechanism, can consolidate braking frame 13 with each strengthening rib 24 to improve the structural firmness of braking frame 13, thereby avoid it to receive the exogenic action and take place deformation for a long time, influence life then.

Wherein, one side of the brake plate 14 close to the guide rail 1 is fixedly provided with a layer of brake pad 25, the brake pad 25 is of a rubber pad structure, the surface of the brake pad 25 is carved with herringbone anti-skid patterns, when the emergency braking is carried out through the brake plate 14 in the brake mechanism, the brake pad 25 can be contacted with the surface of the guide rail 1, at the moment, the friction force between the brake plate 14 and the guide rail 1 can be increased through the anti-skid patterns on the surface of the brake pad 25, so that the braking effect of the brake plate 14 is increased, and the brake pad 25 can be replaced after being damaged.

Wherein, one side that the brake block 14 is close to the mount 10 fixedly connected with a pair of movable rod 26, the movable rod 26 is located the both sides of brake frame 13 respectively, the front end face of mount 10 and the equal fixedly connected with connecting block 27 of rear end face, the terminal fixedly connected with pipe 28 of every connecting block 27, the internal diameter of pipe 28 equals with the pole footpath of movable rod 26, every movable rod 26 all passes corresponding pipe 28, when carrying out emergency braking, brake block 14 can drive movable rod 26 and remove along pipe 28 together, can carry out the spacing to brake block 14 through mutually supporting between movable rod 26 and the pipe 28 this moment, so as to improve the stability of brake block 14, thereby prevent that its position from taking place the slope and skew and causing atress uneven, not only can influence the braking effect of whole brake mechanism, also can lead to the brake block 14 to take place deformation and influence its life simultaneously.

Wherein, every guide block 9 all is located the guide slot 2 that corresponds, and its transversal T font that personally submits, the both sides cell wall of every guide slot 2 is all fixedly connected with stopper 29, and stopper 29 laminating is in the guide block 9 both sides that correspond respectively, and when elevator car 3 drops rapidly, guide block 9 can slide along guide slot 2, can carry out spacing to carrying out elevator car 3 through the cooperation between stopper 29 and the guide block 9 this moment to improve elevator car 3's stability, thereby prevent that it from producing violent rocking when braking the speed reduction.

Wherein, the bottom surface fixed mounting of buffer board 15 has a plurality of buffer block 30, and buffer block 30 is hemisphere rubber block structure to be rectangular array and distribute, buffer block 30 has elasticity, when buffer board 15 and well bottom contact, can play certain buffering guard action, in order to avoid buffer board 15 bottom surface and well bottom direct contact to produce collision and wearing and tearing.

The signal transmitter 5, the signal receiver 11, and the corresponding circuits, electronic components and chip modules related to the present utility model are all of the prior art, and can be fully implemented by those skilled in the art, and needless to say, the protection of the present utility model does not relate to improvements of software and methods.

All standard parts used in the application files can be purchased from the market, all parts in the application files can be customized according to the description of the specification and the drawings, the specific connection modes of all parts adopt conventional means such as mature bolts, rivets and welding in the prior art, the machinery, the parts and the equipment adopt conventional models in the prior art, the electrical elements appearing in the application files are all connected with an external main controller and 220V commercial power, and the main controller is conventional known equipment capable of controlling an elevator.

The working principle of the utility model is as follows:

when the elevator car 3 is in use, the electric elements in the elevator car 3 are externally connected with a control switch and a power supply through wires, so that the elevator car 3 is controlled by using a traction device to lift up and down along the guide rail 1, infrared signals can be sent out in real time through each signal emitter 5, the infrared signals sent out by the signal emitters 5 can be received through the signal receivers 11, the falling time interval of the elevator car 3 is calculated through the mutual coordination between the signal receivers 11 and the signal emitters 5, when the numerical value of the time interval is in a normal range, the elevator car 3 is indicated to be in a normal running state, when the elevator car 3 loses weight due to disasters such as earthquakes, the time interval exceeds a preset safety value, the elevator car 3 can be judged to be in an unexpected falling state through the signal receivers 11 and the signal emitters 5, and the air cylinder 12 is driven to drive the brake plate 14 to move, when the brake plate 14 contacts with the guide rail 1, emergency braking can be realized so as to reduce the falling speed of the elevator car 3 in time, when the elevator car 3 rapidly falls, the guide block 9 can slide along the guide groove 2, at the moment, the elevator car 3 can be limited by the mutual cooperation between the limiting block 29 and the guide block 9 so as to improve the stability of the elevator car 3, thereby preventing the elevator car 3 from shaking violently during braking and decelerating, when the elevator car 3 accidentally falls, the bottom of a hoistway is firstly contacted with the buffer plate 15, at the moment, the buffer plate 15 moves upwards after being stressed and compresses the spring 16, at the same time, the sliding block 18 can slide along the corresponding guide rod 19 to two sides and drive the transmission block 23 to deflect, the impact force applied by the bottom of the hoistway can be effectively decomposed through the elastic resetting action of the spring 16 and the deflection of the transmission block 23 so as to reduce the external force applied by the bottom of the elevator car 3, thereby avoiding serious deformation, effectively guaranteeing the safety of personnel in the elevator car 3 and reducing the subsequent maintenance cost of the elevator car 3.

The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.

Claims

1. The elevator anti-seismic connecting device in the building is characterized by comprising a pair of guide rails, wherein the cross section of each guide rail is C-shaped, guide grooves are formed in the inner walls of two sides of each guide rail, an elevator car is arranged between the pair of guide rails, a heat dissipation groove is formed in one side, close to the elevator car, of each guide rail, a plurality of signal transmitters are installed in each heat dissipation groove and are distributed at equal intervals, a plurality of fixing rods are fixedly connected to the top and the bottom of each elevator car, the tail ends of the fixing rods are fixedly connected with a top plate and a bottom plate respectively, the top plate and the bottom plate are respectively located above and below the elevator car, a pair of braking mechanisms are fixedly connected to the side walls of two sides of each guide rail, and a buffer mechanism is arranged on the bottom plate;

2. The earthquake-resistant connecting device for the elevator in the building according to claim 1, wherein a plurality of reinforcing ribs are arranged in the braking frame, the reinforcing ribs are in an X shape, two sides of the reinforcing ribs are respectively and fixedly connected to the braking plate and the braking frame, and the reinforcing ribs are distributed at equal intervals.

3. The earthquake-resistant connecting device for elevators in buildings according to claim 1, wherein a layer of brake pad is fixedly arranged on one side of the brake plate close to the guide rail, the brake pad is of a rubber pad structure, and herringbone anti-skid patterns are carved on the surface of the brake pad.

4. The in-building elevator earthquake-resistant connecting device according to claim 1, wherein a pair of movable rods are fixedly connected to one side, close to a fixed frame, of the brake plate, the movable rods are respectively located on two sides of the brake frame, connecting blocks are fixedly connected to the front end face and the rear end face of the fixed frame, guide pipes are fixedly connected to the tail ends of each connecting block, the inner diameter of each guide pipe is equal to the rod diameter of each movable rod, and each movable rod penetrates through the corresponding guide pipe.

5. The earthquake-resistant connecting device for elevators in buildings according to claim 1, wherein each guide block is located in a corresponding guide groove, the cross section of each guide block is T-shaped, limiting blocks are fixedly connected to the groove walls on two sides of each guide groove, and the limiting blocks are respectively attached to two sides of the corresponding guide block.

6. The in-building elevator earthquake-resistant connecting device according to claim 1, wherein a plurality of buffer blocks are fixedly arranged on the bottom surface of the buffer plate, and the buffer blocks are of hemispherical rubber block structures and distributed in a rectangular array.