CN111268534A - Elevator car with shock-proof buffering function - Google Patents
Elevator car with shock-proof buffering function Download PDFInfo
- Publication number
- CN111268534A CN111268534A CN202010063265.1A CN202010063265A CN111268534A CN 111268534 A CN111268534 A CN 111268534A CN 202010063265 A CN202010063265 A CN 202010063265A CN 111268534 A CN111268534 A CN 111268534A
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- CN
- China
- Prior art keywords
- electric telescopic
- elevator car
- buffer
- telescopic rod
- car
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/16—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well
- B66B5/18—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well and applying frictional retarding forces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/04—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for detecting excessive speed
- B66B5/044—Mechanical overspeed governors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/16—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/28—Buffer-stops for cars, cages, or skips
- B66B5/282—Structure thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/28—Buffer-stops for cars, cages, or skips
- B66B5/284—Buffer-stops for cars, cages, or skips mounted on cars or counterweights
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cage And Drive Apparatuses For Elevators (AREA)
Abstract
The invention discloses an elevator car with a shockproof buffer function, which comprises a car body, wherein the upper end of the car body is connected with a traction seat, the upper end of the traction seat is connected with a traction rope group, four corners of the upper end of the car body are respectively connected with a first electric telescopic rod, the power output end of the first electric telescopic rod is connected with a first extrusion plate, an auxiliary buffer device is arranged between a pair of first electric telescopic rods positioned on one side of the traction seat, the lower end of the car body is connected with a second electric telescopic rod, the power output end of the second electric telescopic rod is connected with a second extrusion plate, the center of the lower end of the car body is connected with a power box, one side of the power box is provided with a speed sensor, the speed sensor is connected with the lower. According to the elevator car buffer device, the electric telescopic rod, the second electric telescopic rod, the first extrusion plate, the second extrusion plate and the auxiliary buffer device are arranged, so that a good buffer stopping effect can be achieved when the elevator car falls accidentally.
Description
Technical Field
The invention relates to the technical field of elevator cars, in particular to an elevator car with a shockproof buffer function.
Background
Elevators are being used more and more widely in various buildings. The reliability and safety of elevators are closely related to the life safety of passengers, and therefore elevators need to be equipped with necessary safety detection and safety devices, such as elevator buffers. The buffer is the last link of the elevator safety system and plays a role in buffering when the elevator breaks down or is squat due to an accident. Thus relieving the elevator or the people in the elevator from direct impact. There are many types of elevator buffers, but the existing elevator buffers have some disadvantages more or less, or have some places to improve, for example, some buffers have poor buffering effect and cannot ensure the safety of the elevator; some buffers are complex in structure; some elevator buffers have good buffering effect but cannot solve the phenomenon of continuous vibration of the elevator, some elevator buffers are not beneficial to maintenance due to the constituent materials or the assembly mode of the elevator buffers, and some energy storage type buffers have larger elasticity and are possibly harmful to passengers.
In order to solve the defects of the prior art, people have long searched for and put forward various solutions. For example, chinese patent document discloses an elevator buffer device [201721025209.9], including the elevator pit, the inside of elevator pit is provided with elevator car, the bottom of elevator pit is equipped with buffer, elevator car bottom is provided with the second inner wall, be equipped with air bag between elevator car bottom and the second inner wall, buffer includes the buffering base, be equipped with a plurality of buffers on buffer's the inner wall, buffer's inside is equipped with hydraulic buffer, hydraulic buffer includes hydraulic cylinder body and piston rod, piston rod one end is established in hydraulic cylinder body's inside, the other end of piston rod extends to the outside of hydraulic cylinder body and is connected with the head that is collided, hydraulic cylinder body's inside is equipped with the piston, dog and reset spring, piston and dog are all fixed on the piston rod through the nut, reset spring sets up the lower surface at hydraulic cylinder body inner chamber.
Above-mentioned scheme has solved current elevator buffer structure complicacy, buffering effect poor, the big problem of bounce to a certain extent, but when the car accident falls, current elevator car that has shockproof buffer function is difficult to obtain effectual stopping effect, leads to elevator accident frequency to take place.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides an elevator car with a shockproof buffer function.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides an elevator car with buffer function takes precautions against earthquakes, is connected with the car body of pulling the seat including the upper end, it is connected with the haulage rope group to pull the seat upper end, car body upper end four corners department all is connected with first electric telescopic handle, and first electric telescopic handle's power take off end is connected with first stripper plate, is located be provided with supplementary buffer between a pair of electric telescopic handle of pulling seat one side, car body lower extreme is connected with second electric telescopic handle, and second electric telescopic handle's power take off end is connected with the second stripper plate, car body lower extreme center department is connected with the power pack, and is equipped with speedtransmitter on one side of the power pack, speedtransmitter is connected with car body lower extreme.
Preferably, the first electric telescopic rod outside cover is equipped with first protecting crust, the second electric telescopic rod outside cover is equipped with the second protecting crust, and first protecting crust and second protecting crust all with car body fixed connection.
Preferably, the end of the second extrusion plate, which is far away from the second electric telescopic rod, is connected with a buffer rubber block, and the end of the first extrusion plate, which is far away from the first electric telescopic rod, is also connected with a buffer rubber block.
Preferably, the surface of the buffer rubber block is wrapped by a sealing film, and the surface of the sealing film is connected with a polishing layer.
Preferably, the auxiliary buffering device comprises an air pump and an air bag, and the air bag is connected with the output end of the air pump.
Preferably, the auxiliary buffering device further comprises an auxiliary buffering box, and the air pump and the air bag are both located in the accommodating groove of the auxiliary buffering box.
Preferably, the upper port of the accommodating groove is connected with a cover plate.
Preferably, the number of the auxiliary buffer devices is two, and the two auxiliary buffer devices are respectively positioned at the front side and the rear side of the traction seat.
Preferably, the gasbag is made for modified nylon material, and the surface coating of gasbag has anti-adhesion coating.
Preferably, the inner layer of the airbag is coated with a sealant layer.
Compared with the prior art, the invention provides an elevator car with a shockproof buffer function, which has the following beneficial effects:
1. through the first electric telescopic handle and the second electric telescopic handle that set up to and connect first stripper plate at first electric telescopic handle's power take off end, connect the second stripper plate at second electric telescopic handle's power take off end, when the car accident falls, first electric telescopic handle and second electric telescopic handle extend simultaneously, drive first stripper plate and second stripper plate extrusion wall respectively in order to hinder and stop the car.
2. The one end of keeping away from second electric telescopic handle through the second stripper plate and the one end that first electric telescopic handle was kept away from to first stripper plate all connect the cushion rubber piece, and the car is at the in-process that falls, and cushion rubber piece and wall contact can reduce the car noise that the in-process produced that falls.
3. Through the air pump and the gasbag that set up, when the car accident falls, the air pump aerifys in to the gasbag, and the gasbag grow of aerifing provides a buoyancy effect for the car on the one hand, and the usable distended gasbag surface of on the other hand and the wall between the friction reduce the falling speed of car, combine the cushion rubber piece to provide better buffering jointly and hinder the effect of stopping.
The device has the advantages that the parts which are not involved are the same as or can be realized by adopting the prior art, and the device can play a good buffering and stopping effect when the elevator car falls accidentally through the arrangement of the electric telescopic rod, the second electric telescopic rod, the first extrusion plate and the second extrusion plate and the auxiliary buffering device.
Drawings
Fig. 1 is a schematic overall structure diagram of an elevator car with a shock-proof buffering function in a front view state, provided by the invention;
fig. 2 is a schematic view of the whole structure of an elevator car with shock-proof and buffering functions in a bottom view state according to the present invention;
fig. 3 is a schematic structural diagram of an elevator car with a shock-proof buffering function according to the present invention;
fig. 4 is a schematic structural diagram at a in fig. 3.
In the figure: 1-car body, 2-traction seat, 3-traction rope group, 4-first protective shell, 5-first electric telescopic rod, 6-second protective shell, 7-second extrusion plate, 8-second electric telescopic rod, 9-first extrusion plate, 10-sealing membrane, 11-power box, 12-auxiliary buffer box, 13-cover plate, 14-containing groove, 15-air bag, 16-air pump, 17-speed sensor and 18-buffer rubber block.
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.
In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1
Referring to fig. 1-4, an elevator car with shockproof buffer function comprises a car body 1, the upper end of which is connected with a traction seat 2, the upper end of the traction seat 2 is connected with a traction rope group 3, four corners of the upper end of the car body 1 are connected with a first electric telescopic rod 5, the power output end of the first electric telescopic rod 5 is connected with a first extrusion plate 9, the lower end of the car body 1 is connected with a second electric telescopic rod 8, the power output end of the second electric telescopic rod 8 is connected with a second extrusion plate 7, the center of the lower end of the car body 1 is connected with a power box 11, a speed sensor 17 is arranged on one side of the power box 11, and the speed sensor 17 is connected with the lower end of.
According to the invention, the first protective shell 4 is sleeved outside the first electric telescopic rod 5, the second protective shell 6 is sleeved outside the second electric telescopic rod 8, and the first protective shell 4 and the second protective shell 6 are both fixedly connected with the car body 1, so that an electric appliance can be prevented from being dust, and the electric appliance is not easy to age.
Wherein, the one end that second extrusion board 7 kept away from second electric telescopic handle 8 is connected with cushion rubber piece 18, and the one end that first electric telescopic handle 5 was kept away from to first extrusion board 9 is connected with cushion rubber piece 18 equally, and the car is at the in-process that falls, and cushion rubber piece 18 and wall contact can reduce the car noise that the in-process produced that falls.
Wherein, the surface coating of cushion rubber piece 18 has seal membrane 10, avoids cushion rubber piece 18 directly to expose in the outside air by ageing, and seal membrane 10 surface sets up to the coarse level, increases and the wall between frictional force to reinforcing buffering effect.
The working principle is as follows: when the car accident falls, speed can obviously increase, when the speed of falling reaches speed sensor 17's preset threshold value, first electric telescopic handle 5 and second electric telescopic handle 8 extend simultaneously, drive first stripper plate 9 and second stripper plate 7 respectively, utilize cushion rubber piece 18 and wall contact, can reduce the noise that the car falls the in-process and produce, first electric telescopic handle 5 and second electric telescopic handle 8 continue to extend until thoroughly stopping the car, when the car stops falling promptly, car speed is zero, speed sensor 17 detects when this speed, first electric telescopic handle 5 and second electric telescopic handle 8 stop the operation.
Example 2
Referring to fig. 1-3, in this embodiment, compared with embodiment 1, an auxiliary buffer device is disposed between a pair of first electric telescopic rods 5 on one side of a traction seat 2, the auxiliary buffer device includes an air pump 16 and an air bag 15, the air bag 15 is connected to an output end of the air pump 16, the air bag 15 is made of a modified nylon material, and an anti-sticking coating is coated on an outer surface of the air bag 15 to prevent the air bag from sticking together and being broken during explosion, and a sealant layer is coated on an inner layer of the air bag 15 to prevent air leakage.
Wherein, supplementary buffer still includes supplementary buffering box 12, and air pump 16 and gasbag 15 all are located the groove 14 of accomodating of supplementary buffering box 12, and the last port department of accomodating groove 14 is connected with apron 13, prevents falling into of external dust, can avoid gasbag 15 directly to expose in the external air simultaneously and be ageing.
Wherein, supplementary buffer is provided with two, and two supplementary buffers are located traction seat 2 front and back both sides respectively, and the supplementary buffer that sets up relatively can better performance buffering effect.
The working principle is as follows: when the car falls unexpectedly, the speed can be obviously increased, when the falling speed reaches the preset threshold value of the speed sensor 17, the air pump 16 inflates air into the air bag 15, the inflated air bag 15 is enlarged to provide a buoyancy effect for the car, the friction between the surface of the inflated air bag 15 and the wall can be utilized to reduce the falling speed of the car, and the buffer rubber block 18 is combined to provide a better buffer stop effect.
It should be further noted that the electrical control method used in this document is automatically controlled by a controller and powered by an external power source, and the control circuit of the controller can be implemented by simple programming by those skilled in the art, which belongs to the common knowledge in the art, and this application mainly serves to protect the mechanical device, so the control method and the circuit connection are not explained in detail in this application.
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 the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. An elevator car with shockproof buffer function comprises a car body (1) of which the upper end is connected with a traction seat (2), the upper end of the traction seat (2) is connected with a traction rope group (3), and is characterized in that four corners of the upper end of the car body (1) are connected with first electric telescopic rods (5), the power output ends of the first electric telescopic rods (5) are connected with a first extrusion plate (9), an auxiliary buffer device is arranged between a pair of first electric telescopic rods (5) on one side of the traction seat (2), the lower end of the car body (1) is connected with a second electric telescopic rod (8), the power output end of the second electric telescopic rod (8) is connected with a second extrusion plate (7), the center of the lower end of the car body (1) is connected with a power box (11), and one side of the power box (11) is provided with a speed sensor (17), the speed sensor (17) is connected with the lower end of the car body (1).
2. The elevator car with the shockproof and buffering functions as claimed in claim 1, wherein a first protective shell (4) is sleeved outside the first electric telescopic rod (5), a second protective shell (6) is sleeved outside the second electric telescopic rod (8), and the first protective shell (4) and the second protective shell (6) are both fixedly connected with the car body (1).
3. The elevator car with the shockproof and buffer functions as claimed in claim 1, characterized in that the end of the second extrusion plate (7) far away from the second electric telescopic rod (8) is connected with a buffer rubber block (18), and the end of the first extrusion plate (9) far away from the first electric telescopic rod (5) is also connected with the buffer rubber block (18).
4. The elevator car with the shockproof and buffer functions as claimed in claim 3, wherein the surface of the buffer rubber block (18) is wrapped with a sealing film (10), and a polishing layer is connected to the surface of the sealing film (10).
5. Elevator car with shock-absorbing function according to claim 1, characterized in that the auxiliary buffer comprises an air pump (16) and an air bag (15), and the air bag (15) is connected to the output of the air pump (16).
6. An elevator car with shock-absorbing function as defined in claim 5, wherein said auxiliary buffer device further comprises an auxiliary buffer box (12), said auxiliary buffer box (12) having a receiving slot (14) therein, said air pump (16) and said air bag (15) being located in said receiving slot (14).
7. Elevator car with shock-absorbing function as defined in claim 6, characterized in that a cover plate (13) is connected to the upper port of the receiving groove (14).
8. Elevator car with shock-absorbing function as defined in claim 6, characterized in that there are two auxiliary buffers, and the two auxiliary buffers are located at the front and rear sides of the traction base (2).
9. The elevator car with shockproof and buffer functions as claimed in claim 8, characterized in that the air bag (15) is made of modified nylon material, and the outer surface of the air bag (15) is coated with an anti-sticking coating.
10. Elevator car with shock-absorbing function according to claim 6, characterized in that the inner layer of the air-bag (15) is coated with a layer of sealant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010063265.1A CN111268534A (en) | 2020-01-20 | 2020-01-20 | Elevator car with shock-proof buffering function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010063265.1A CN111268534A (en) | 2020-01-20 | 2020-01-20 | Elevator car with shock-proof buffering function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111268534A true CN111268534A (en) | 2020-06-12 |
Family
ID=70994852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010063265.1A Withdrawn CN111268534A (en) | 2020-01-20 | 2020-01-20 | Elevator car with shock-proof buffering function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111268534A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113526292A (en) * | 2021-06-24 | 2021-10-22 | 唐中华 | Accidental falling protection device for elevator |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI20031704A0 (en) * | 2003-11-24 | 2003-11-24 | Kone Corp | Lift brake and lifting gear |
| CN107473051A (en) * | 2017-09-22 | 2017-12-15 | 苏州天宇润电梯部件有限公司 | A kind of elevator that can prevent from promptly falling |
| CN208218136U (en) * | 2018-01-23 | 2018-12-11 | 惠安县科联农业科技有限公司 | A kind of elevator car safety device |
-
2020
- 2020-01-20 CN CN202010063265.1A patent/CN111268534A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI20031704A0 (en) * | 2003-11-24 | 2003-11-24 | Kone Corp | Lift brake and lifting gear |
| CN107473051A (en) * | 2017-09-22 | 2017-12-15 | 苏州天宇润电梯部件有限公司 | A kind of elevator that can prevent from promptly falling |
| CN208218136U (en) * | 2018-01-23 | 2018-12-11 | 惠安县科联农业科技有限公司 | A kind of elevator car safety device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113526292A (en) * | 2021-06-24 | 2021-10-22 | 唐中华 | Accidental falling protection device for elevator |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200612 |
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| WW01 | Invention patent application withdrawn after publication |