CN211310485U - Flat-bed anti-sliding device of car elevator - Google Patents
Flat-bed anti-sliding device of car elevator Download PDFInfo
- Publication number
- CN211310485U CN211310485U CN201922416787.0U CN201922416787U CN211310485U CN 211310485 U CN211310485 U CN 211310485U CN 201922416787 U CN201922416787 U CN 201922416787U CN 211310485 U CN211310485 U CN 211310485U
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- fixed
- fixed cover
- pawl
- traction wheel
- car elevator
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- 230000000694 effects Effects 0.000 claims abstract description 6
- 230000002457 bidirectional effect Effects 0.000 claims description 24
- 239000007787 solid Substances 0.000 claims 2
- 238000003763 carbonization Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of elevator, and a car elevator's flat bed prevents swift current mobile device is disclosed, including two fixed plates, power supply unit and the controller of being connected with power supply unit, two middle part movable sleeve between the fixed plate is equipped with the pivot, the middle part of pivot is equipped with the driving sheave, one fixed mounting has the motor on the fixed plate, fixed cover is equipped with two-way lead screw on the output shaft of motor, two-way lead screw activity suit is between two fixed plates and is located the top of driving sheave. According to the flat-layer anti-sliding device of the car elevator, the ratchet wheels are arranged on the two sides of the traction wheel, under the normal use condition, the pawl is driven to contract by the cooperation of the spring and the loop bar, so that the ratchet wheels can normally rotate in a single direction, and when the traction wheel slides, the ratchet wheel on one side of the traction wheel is clamped by the pawl, so that the traction wheel is prevented from sliding, and the use safety of the elevator is improved.
Description
Technical Field
The utility model relates to an elevator technical field specifically is a flat bed of car elevator prevents swift current mobile device.
Background
The car is a car body part of the elevator for carrying passengers or goods and other loads, and the design of the space environment of the car type elevator needs to take the requirement of the passengers on the use function of the elevator as a core; the design of the space environment of the car elevator must follow the general rule of indoor and outdoor space environment design, the design style is coordinated with the design style of the building space, and the space environment is fused with the surrounding large environment; the design of the space environment of the car elevator must always master the theme of people oriented, and meanwhile, the constraint is broken through greatly to build a healthy and comfortable elevator riding environment.
The elevator with the lift car stops by means of brake of a traction machine, the brake is composed of two clamps with friction skins, the lift car of the elevator is opened during running and closed during stopping, and the friction force between the clamps and a brake disc on a traction wheel, namely the braking force, is reduced due to abrasion and carbonization of the friction skins when the elevator is used for a long time, so that the phenomenon that the elevator slips when the elevator stops on a flat floor is easily caused, passengers are in a hurry, and life and property safety accidents are seriously caused.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a flat bed of car elevator prevents swift current device, possess and prevent that the elevator from sliding, improve the advantage of elevator safety in utilization, the stopping of having solved the car elevator relies on the hauler band-type brake braking, the band-type brake comprises two clamps of taking the friction skin, open during the elevator car operation, it is closed during the stopping, the frictional force between the band-type brake dish on clamp and the driving sheave, be the brake force, the elevator is in long-term use, the friction skin can wear and tear, the carbonization, can reduce the brake force, just so cause the elevator to take place the swift current car phenomenon when the flat bed parks easily, light then cause the passenger to be in a confused state of mind, serious still can cause property life incident's problem.
The utility model provides a following technical scheme: a flat bed anti-slip device of a car elevator comprises two fixed plates, a power supply device and a controller connected with the power supply device, wherein a rotating shaft is movably sleeved at the middle part between the two fixed plates, a traction wheel is arranged at the middle part of the rotating shaft, a motor is fixedly installed on one fixed plate, a bidirectional lead screw is fixedly sleeved on an output shaft of the motor, the bidirectional lead screw is movably sleeved between the two fixed plates and positioned above the traction wheel, a supporting rod positioned on one side of the bidirectional lead screw is fixedly sleeved at the top part between the two fixed plates, a moving frame is movably sleeved at both ends between the bidirectional lead screw and the supporting rod, friction plates are fixedly installed on both sides of the bottom of the moving frame, fixed rings positioned on both sides of the traction wheel are fixedly connected on the inner sides of the two fixed plates, hinged seats are fixedly installed at the top part and the bottom part, the fixed cover in the middle part of articulated seat is equipped with the fixed axle, the middle part movable sleeve of fixed axle is equipped with the pawl, the fixed cover that is located articulated seat one side is all fixed mounting at the top of fixed ring inner chamber and bottom, the middle part at driving sheave both ends all is equipped with the ratchet that is located the pivot.
Preferably, the cavity is seted up to the inside of fixed cover, and fixed cover is equipped with the electro-magnet in the inside cavity of fixed cover, the fixed through-hole of seting up its inside cavity of intercommunication is sheathe in, and the fixed cover is equipped with the magnet in the inside cavity activity cover of fixed cover, magnet fixedly connected with and fixed cover activity cover and extend to the loop bar of fixed cover outside, the loop bar is located one of fixed cover outside and serves the movable sleeve and be equipped with the spring.
Preferably, the two ends of the bidirectional screw rod are provided with positive and negative threads which are symmetrical about the middle part of the bidirectional screw rod, and one ends of the two movable frames are symmetrically arranged on the positive and negative threads at the two ends of the bidirectional screw rod about the middle part of the bidirectional screw rod.
Preferably, one end of the moving frame is in threaded sleeve joint with the two-way screw rod, the other end of the moving frame is movably in sleeve joint with the supporting rod, and the friction plate at the bottom of the moving frame is movably connected with the traction wheel.
Preferably, the pawl is fixedly connected with one end of the loop bar, and the pawl is movably connected with the outer edge of the ratchet wheel.
Preferably, one end of the spring is fixedly connected with the fixed sleeve, and the other end of the spring is fixedly connected with the pawl.
Compared with the prior art, the utility model discloses possess following beneficial effect:
1. according to the flat-layer anti-sliding device of the car elevator, the ratchet wheels are arranged on the two sides of the traction wheel, under the normal use condition, the pawl is driven to contract by the cooperation of the spring and the loop bar, so that the ratchet wheels can normally rotate in a single direction, and when the traction wheel slides, the ratchet wheel on one side of the traction wheel is clamped by the pawl, so that the traction wheel is prevented from sliding, and the use safety of the elevator is improved.
2. This smooth moving device is prevented to flat bed of car elevator through the cooperation of the electro-magnet and the magnet that set up in fixed cover, when the driving sheave corotation, drives the pawl shrink on the fixed ring that its one side reverse set up to ensure the normal rotation of driving sheave, and when the driving sheave reversal, drives the pawl shrink on the fixed ring that its opposite side reverse set up, thereby ensure the normal rotation of driving sheave, this device can also bring two-way lead screw rotation through the starter motor simultaneously, thereby make the friction disc to the driving sheave contact, and then improve the anti-creep performance of driving sheave.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the friction plate of the present invention;
FIG. 3 is a schematic view of the ratchet wheel of the present invention;
fig. 4 is a sectional view of the structure fixing sleeve of the utility model.
In the figure: 1. a fixing plate; 2. a rotating shaft; 3. a traction sheave; 4. a motor; 5. a bidirectional screw rod; 6. a support bar; 7. a movable frame; 8. a friction plate; 9. a fixing ring; 10. a hinged seat; 11. a fixed shaft; 12. a pawl; 13. fixing a sleeve; 131. an electromagnet; 132. a through hole; 133. a magnet; 134. a loop bar; 135. a spring; 14. a ratchet wheel; 15. a power supply device; 16. and a controller.
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. 1-4, a flat floor anti-slip device of a car elevator comprises two fixed plates 1, a power supply device 15 and a controller 16 connected with the power supply device 15, the power supply device 15 is connected with the controller 16 and an electromagnet 131 inside two fixed sleeves 13, the controller 16 is connected with a motor 4, a rotating shaft 2 is movably sleeved in the middle between the two fixed plates 1, a traction sheave 3 is arranged in the middle of the rotating shaft 2, the motor 4 is fixedly installed on one fixed plate 1, a bidirectional screw 5 is fixedly sleeved on an output shaft of the motor 4, the bidirectional screw 5 is movably sleeved between the two fixed plates 1 and above the traction sheave 3, a support rod 6 positioned on one side of the bidirectional screw 5 is fixedly sleeved at the top between the two fixed plates 1, moving frames 7 are movably sleeved at both ends between the bidirectional screw 5 and the support rod 6, friction plates 8 are fixedly installed at both sides of the bottoms of the two moving frames 7, the inner sides of the two fixing plates 1 are fixedly connected with fixing rings 9 positioned on two sides of the traction sheave 3, hinged seats 10 are fixedly installed at the top and the bottom of an inner cavity of each fixing ring 9, fixing shafts 11 are fixedly installed at the middle parts of the hinged seats 10, pawls 12 are movably sleeved at the middle parts of the fixing shafts 11, fixing sleeves 13 positioned on one sides of the hinged seats 10 are fixedly installed at the top and the bottom of the inner cavity of each fixing ring 9, ratchet wheels 14 positioned on the rotating shaft 2 are arranged at the middle parts of two ends of the traction sheave 3, the number of the ratchet wheels 14 is two, the reverse directions of the teeth on the two ratchet wheels 14 are opposite, the reverse directions of the pawls 12 on the two fixing rings 9 corresponding to the positions of the two ratchet wheels 14 are also opposite at the same time, and the corresponding ratchet wheels 14 are respectively matched, so that the traction sheave.
Wherein, the fixed sleeve 13 is provided with a cavity therein, the fixed sleeve 13 is fixedly sleeved with an electromagnet 131 therein, the fixed sleeve 13 is provided with a through hole 132 communicating the cavity therein, the fixed sleeve 13 is movably sleeved with a magnet 133 therein, the magnet 133 is fixedly connected with a loop bar 134 movably sleeved with the fixed sleeve 13 and extending to the outside of the fixed sleeve 13, and the loop bar 134 is movably sleeved with a spring 135 on one end of the fixed sleeve 13 outside, when the device is in use, when the traction sheave 3 rotates forwards, the power supply device 15 is started to supply power to the electromagnet 131 in the fixed sleeve 13 on one side of the traction sheave 3, so that the electromagnet 131 adsorbs the magnet 133 to drive the loop bar 134 to contract into the fixed sleeve 13, thereby the pawl 12 on one side of the traction sheave 3 contracts to avoid contacting with the ratchet 14, and the pawl 12 on the other side of the traction sheave 3 and arranged in the same direction as the traction sheave 3 normally works, thereby driving the pawl 12 to compress the spring 135 and the loop bar 134 to ensure that the traction sheave 3 can rotate When the traction sheave 3 rotates reversely, the pawl 12 is used for blocking the ratchet wheel 14 to prevent the ratchet wheel from rotating reversely, so that the car is prevented from sliding, and when the traction sheave 3 rotates reversely, the power supply device 15 is used for supplying power to the electromagnet 131 in the fixed sleeve 13 at the other side according to the above process, and the electromagnet 131 at one side is powered off to be recovered to normal use.
Wherein, the both ends of two-way lead screw 5 are equipped with about the positive and negative screw thread of its middle part symmetry, and the one end of two removal framves 7 is on the positive and negative screw thread at its both ends about the setting of two-way lead screw 5 middle part symmetry, and this device accessible starter motor 4 drives two-way lead screw 5 and rotates, utilizes the bracing piece 6 to the support and spacing of removing the frame 7, drives two and removes the relative motion of frame 7 to make the friction disc 8 on two removal framves 7 contact with the both sides of driving sheave 3 respectively, can avoid driving sheave 3 to take place the swift current and move.
Wherein, one end of the movable frame 7 is in threaded sleeve joint with the bidirectional screw rod 5, the other end of the movable frame 7 is movably in sleeve joint with the support rod 6, and the friction plate 8 at the bottom of the movable frame 7 is movably connected with the traction wheel 3.
Wherein, the pawl 12 is fixedly connected with one end of the loop bar 134, and the pawl 12 is movably connected with the outer edge of the ratchet wheel 14.
Wherein, one end of the spring 135 is fixedly connected with the fixing sleeve 13, and the other end of the spring 135 is fixedly connected with the pawl 12.
The working principle is as follows: firstly, when the traction sheave 3 rotates forwards, the power supply device 15 is started to supply power to the electromagnet 131 in the fixed sleeve 13 on one side of the traction sheave 3, so that the electromagnet 131 adsorbs the magnet 133 to drive the sleeve rod 134 to contract into the fixed sleeve 13, further the pawl 12 on one side of the traction sheave 3 contracts to avoid being contacted with the ratchet wheel 14, the pawl 12 arranged on the other side of the traction sheave 3 and the traction sheave 3 in the same direction normally work, so that the pawl 12 is driven to compress the spring 135 and the sleeve rod 134 when the traction sheave 3 rotates, the normal rotation of the traction sheave 3 is ensured, when the traction sheave 3 slides backwards, the ratchet wheel 14 is clamped by the pawl 12 to avoid being rotated backwards, so that the car is prevented from sliding, then, when the traction sheave 3 rotates backwards, the electromagnet 131 in the fixed sleeve 13 on the other side is supplied with power by the power supply device 15 according to contract the above process, so as to ensure the normal use of the pawl 12 on one side, finally, when the lift car reaches a floor, the starting motor 4 can drive the bidirectional screw rod 5 to rotate, the support and the limit of the support rod 6 on the moving frames 7 are utilized to drive the two moving frames 7 to move relatively, so that the friction plates 8 on the two moving frames 7 are respectively contacted with the two sides of the traction wheel 3, and the traction wheel 3 is prevented from sliding.
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 (6)
1. The utility model provides a flat bed anti-skidding device of car elevator, includes two fixed plates (1), power supply unit (15) and controller (16) be connected with power supply unit (15), its characterized in that: a rotating shaft (2) is movably sleeved in the middle between the two fixing plates (1), a traction wheel (3) is arranged in the middle of the rotating shaft (2), a motor (4) is fixedly installed on one fixing plate (1), a bidirectional lead screw (5) is fixedly sleeved on an output shaft of the motor (4), the bidirectional lead screw (5) is movably sleeved between the two fixing plates (1) and is positioned above the traction wheel (3), a supporting rod (6) positioned on one side of the bidirectional lead screw (5) is fixedly sleeved at the top between the two fixing plates (1), moving frames (7) are movably sleeved at two ends between the bidirectional lead screw (5) and the supporting rod (6), friction plates (8) are fixedly installed on two sides of the bottom of the two moving frames (7), and fixing rings (9) positioned on two sides of the traction wheel (3) are fixedly connected to the inner sides of the two fixing plates (1), the top and the bottom of solid fixed ring (9) inner chamber all fixed mounting have articulated seat (10), the fixed cover in middle part of articulated seat (10) is equipped with fixed axle (11), the middle part movable sleeve of fixed axle (11) is equipped with pawl (12), the top and the bottom of solid fixed ring (9) inner chamber all fixed mounting have fixed cover (13) that are located articulated seat (10) one side, the middle part at driving sheave (3) both ends all is equipped with ratchet (14) that are located pivot (2).
2. The flat floor anti-slip device of a car elevator according to claim 1, wherein: the cavity has been seted up to the inside of fixed cover (13), and the fixed cover is equipped with electro-magnet (131) in the cavity internal fixation of fixed cover (13) inside, set up through-hole (132) of its inside cavity of intercommunication on fixed cover (13), and the cavity internal activity cover of fixed cover (13) inside is equipped with magnet (133), magnet (133) fixedly connected with and fixed cover (13) activity suit extend to fixed cover (13) outside loop bar (134), loop bar (134) are located fixed cover (13) outside one and serve the activity suit and be equipped with spring (135).
3. The flat floor anti-slip device of a car elevator according to claim 1, wherein: two ends of the bidirectional screw rod (5) are provided with positive and negative threads which are symmetrical about the middle part of the bidirectional screw rod, and one ends of the two movable frames (7) are symmetrically arranged on the positive and negative threads at the two ends of the bidirectional screw rod (5) about the middle part of the bidirectional screw rod.
4. The flat floor anti-slip device of a car elevator according to claim 1, wherein: one end of the moving frame (7) is in threaded sleeve joint with the bidirectional screw rod (5), the other end of the moving frame (7) is movably sleeve joint with the supporting rod (6), and the friction plate (8) at the bottom of the moving frame (7) is movably connected with the traction wheel (3).
5. The flat floor anti-slip device of a car elevator according to any one of claims 1 to 2, characterized in that: the pawl (12) is fixedly connected with one end of the loop bar (134), and the pawl (12) is movably connected with the outer edge of the ratchet wheel (14).
6. The flat floor anti-slip device of a car elevator according to claim 2, wherein: one end of the spring (135) is fixedly connected with the fixed sleeve (13), and the other end of the spring (135) is fixedly connected with the pawl (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922416787.0U CN211310485U (en) | 2019-12-29 | 2019-12-29 | Flat-bed anti-sliding device of car elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922416787.0U CN211310485U (en) | 2019-12-29 | 2019-12-29 | Flat-bed anti-sliding device of car elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211310485U true CN211310485U (en) | 2020-08-21 |
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ID=72077609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922416787.0U Expired - Fee Related CN211310485U (en) | 2019-12-29 | 2019-12-29 | Flat-bed anti-sliding device of car elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211310485U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112047224A (en) * | 2020-08-24 | 2020-12-08 | 杭州新马电梯有限公司 | Counterweight-free center opening door elevator |
| CN112265893A (en) * | 2020-11-16 | 2021-01-26 | 江苏中宝龙工程机械有限公司 | Construction elevator cage is with safe auxiliary structure |
| CN114014127A (en) * | 2021-12-07 | 2022-02-08 | 苏州德奥电梯有限公司 | Flat-bed anti-sliding device of car elevator |
-
2019
- 2019-12-29 CN CN201922416787.0U patent/CN211310485U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112047224A (en) * | 2020-08-24 | 2020-12-08 | 杭州新马电梯有限公司 | Counterweight-free center opening door elevator |
| CN112047224B (en) * | 2020-08-24 | 2022-03-11 | 杭州新马电梯有限公司 | Counterweight-free center opening door elevator |
| CN112265893A (en) * | 2020-11-16 | 2021-01-26 | 江苏中宝龙工程机械有限公司 | Construction elevator cage is with safe auxiliary structure |
| CN114014127A (en) * | 2021-12-07 | 2022-02-08 | 苏州德奥电梯有限公司 | Flat-bed anti-sliding device of car elevator |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200821 |
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| CF01 | Termination of patent right due to non-payment of annual fee |