CN215924101U - Double-lifting elevator for port - Google Patents
Double-lifting elevator for port Download PDFInfo
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- CN215924101U CN215924101U CN202122626748.0U CN202122626748U CN215924101U CN 215924101 U CN215924101 U CN 215924101U CN 202122626748 U CN202122626748 U CN 202122626748U CN 215924101 U CN215924101 U CN 215924101U
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Abstract
The utility model discloses a double-lifting elevator for a port, which comprises an outer steel shaft and a first car, wherein the outer steel shaft is vertically arranged, the first car is sleeved in the outer steel shaft, an inner steel shaft is vertically arranged in the first car, a first traction device is arranged at the top of the outer steel shaft, and the first traction device is connected with the first car and used for drawing the first car to vertically move along the outer steel shaft; a passenger carrying lift car is arranged in the inner steel shaft and is connected with the inner steel shaft in a sliding fit manner; and a second traction device is arranged at the top of the inner steel well, and the second traction device is connected with the passenger carrying car and is used for drawing the passenger carrying car to vertically move along the inner steel well. The elevator lifting device is used for lifting along with the water level in ports or special regions and the like, the lifting height of the elevator can be changed, namely the used elevator is ensured to be changed along with the water level change at any time, and all devices, a door system and a lift car in the elevator are ensured not to be submerged and stopped.
Description
Technical Field
The utility model relates to the technical field of elevator equipment, in particular to a double-lifting elevator for a port.
Background
Ports are arranged all over the country at the present stage, elevator equipment is arranged at the ports to transport passengers, but the conventional elevator equipment cannot meet the requirements due to the fact that the water level of the ports changes at any time (flood tide, ebb tide, water storage and the like), the conventional elevator is arranged in a fixed hoistway during flood tide and water storage periods, when the water level rises, water submerges an electrical switch of a pit, and the elevator equipment cannot normally run; the special elevator suitable for double lifting in port is invented aiming at the situation. The first floor and the bottom pit of the elevator can change at any time according to the water level change, and the elevator can safely run at the maximum water level or the minimum water level. The utility model is particularly important for ports.
Disclosure of Invention
Aiming at the defects in the prior art, the technical problems to be solved by the utility model are as follows: the utility model provides a special elevator that is applicable to port or special region etc. and goes up and down along with the water level, and the elevator promotes the special elevator that the height can change, guarantees promptly that the elevator that uses changes along with the water level change at any time, guarantees all devices in the elevator, and door system, car can not be by the flooding and stop the two special elevators that promote of ladder.
In order to solve the technical problems, the utility model adopts the following technical scheme:
a double-lifting elevator for a port is characterized by comprising an outer steel shaft which is vertically arranged, wherein a steel structure platform is arranged in the outer steel shaft, a first car is fixedly installed on the steel structure platform, and the first car is connected with the outer steel shaft in a sliding fit manner through a first elevator guide rail; the top of the outer steel shaft is provided with a first traction device, one side of the first car is provided with a first pair of weights, and the first traction device is connected with the first car and the first pair of weights through a first traction steel wire rope and used for drawing the first car to move up and down; an inner steel shaft is vertically arranged in the first car, the inner steel shaft is fixedly connected with the steel structure platform, and the lower end of the inner steel shaft penetrates through the steel structure platform to form a bottom support; a passenger carrying lift car is arranged in the inner steel shaft and is connected with the inner steel shaft in a sliding fit mode through a second elevator guide rail; and the second traction device is connected with the second car and the second counterweight block through a second traction steel wire rope and is used for drawing the passenger car to vertically move along the inner steel shaft.
Further, the first traction device comprises a first bearing beam, and the first bearing beam is horizontally arranged at the top of the outer steel hoistway; a plurality of diversion sheaves and a first guide wheel are arranged on the bearing beam; the counterweight device also comprises a first counterweight block, wherein a plurality of counterweight wheels are arranged on the first counterweight block; the elevator car further comprises an inner steel shaft diversion sheave arranged at the top end of the first car and a first traction sheave arranged at the top of the outer steel shaft; the traction device is characterized by further comprising a first traction steel wire rope, one end of the first traction steel wire rope is fixed to the top of the outer steel shaft, the other end of the first traction steel wire rope is fixed to the top of the outer steel shaft after sequentially passing around the inner steel shaft diversion sheave, the first guide wheel, the first traction wheel, the counterweight wheels and the diversion sheaves, and the counterweight wheels and the diversion sheaves are alternately arranged at intervals.
Furthermore, the inner steel hoistway diversion sheave is arranged in the middle of the top end of the first car, the first guide wheel is positioned above the inner steel hoistway diversion sheave, a rotating shaft of the first guide wheel is vertical to the rotating shaft of the inner steel hoistway diversion sheave, and a vertical tangent plane of a side wheel surface of the first guide wheel is superposed with a vertical tangent plane of a side wheel surface of the inner steel hoistway diversion sheave; the counterweight wheels are arranged on the upper end surface of the first counterweight block and are distributed in a rectangular array, and the rotating shafts of the counterweight wheels are parallel to the rotating shaft of the inner steel hoistway diversion sheave; a space is arranged between the adjacent counterweight wheels, the diversion rope wheels are arranged above the space, and the diversion rope wheels and the counterweight wheels are arranged in a staggered manner; the rotating shaft of the first traction wheel is vertical to the inner steel shaft diversion wheel, the wheel surface of one side of the first traction wheel is right opposite to the wheel surface of the first guide wheel, and the vertical tangent plane of the wheel surface of the other side of the first traction wheel is superposed with the vertical tangent plane of the wheel surface of one side of the counterweight wheel adjacent to the first traction wheel.
Further, the second traction device comprises a second bearing beam, and the second bearing beam is horizontally arranged at the top of the inner steel hoistway; the second bearing beam is provided with a second guide wheel, and the second bearing beam further comprises a second counterweight block, a second traction wheel and a second traction steel wire rope, wherein one end of the second traction steel wire rope is connected with the second counterweight block, and the other end of the second traction steel wire rope sequentially bypasses the second guide wheel and the second traction wheel and then is connected with the passenger carrying lift car.
Further, a first counterweight buffer is arranged on the outer steel shaft and is opposite to the bottom end surface of the first counterweight block.
Further, a passenger carrying car buffer and a second counterweight buffer are arranged on the upper side of the bottom end of the bottom support, wherein the passenger carrying car buffer is opposite to the bottom end surface of the passenger carrying car, and the second counterweight buffer is opposite to the bottom end surface of the second counterweight block; and a first car buffer is arranged at the lower side of the bottom end of the bottom support.
Furthermore, the both sides of outer steel well are equipped with first guide rail the both sides of first car are equipped with the gyro wheel with first guide rail matched with.
Furthermore, the two sides where the inner steel enters are provided with second guide rails, and the two sides of the passenger carrying lift car are provided with idler wheels matched with the second guide rails.
Furthermore, the elevator traction device further comprises an elevator control system, wherein a water level sensor is arranged on the lower side of the bottom support and connected with the elevator control system, and the water level sensor can send a signal to the elevator control system to enable the first traction device to be started and drive the first car to lift to a preset height.
Furthermore, a control box is arranged in the passenger carrying car, a floor button is arranged on the control box, the control box is connected with the elevator control system, and the water level sensor can send a signal to the elevator control system to enable the preset floor button to keep a closed state.
Compared with the prior art, the utility model has the beneficial effects that:
through with traditional elevartor shaft and elevator structure (first car) slidable mounting in an outer steel well to promote through first traction device, when the water level changes, promote interior steel well whole through first traction device, and interior steel well is equivalent to traditional elevartor shaft, and the passenger car that wherein installs independently moves. The elevator height-changing device is suitable for ports or special regions, can change the height according to the water level change outside the inner steel shaft, ensures the use safety of the elevator, is not flooded by water, and is convenient to use and high in safety.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic structural view of the present invention after the inner steel hoistway has been lifted;
FIG. 3 is a schematic top view of the present invention;
fig. 4 is a front view connection diagram of the wheel set of the first traction device;
fig. 5 is a schematic top view distribution diagram of the wheel set of the first traction device;
FIG. 6 is a view showing a state of use of the present invention at a low water level;
FIG. 7 is a view showing a state of use of the present invention at a high water level;
in the figure, 1 an outer steel hoistway, 101 a first column, 102 a first beam, 2 an inner steel hoistway, 201 a second column, 202 a second beam, 3 a passenger car, 4 a first traction device, 401 a first counterweight, 402 a first traction rope, 403 an inner steel hoistway sheave, 404 a counterweight, 405 a sheave, 406 a first load beam, 407 a first traction sheave, 408 a first guide sheave, 5 a second traction device, 501 a second counterweight, 502 a second traction rope, 6 a first car door, 7 a water level sensor, 8 a steel structure platform, 9 a first counterweight buffer, 10 a second counterweight buffer, 11 a passenger car buffer, 12 a first car buffer, 13 a first elevator guide rail, 14 a second elevator guide rail.
Detailed Description
The utility model is further illustrated with reference to the following figures and examples.
Example (b):
as shown in fig. 1-7, a double-lift elevator for a port is characterized by comprising an outer steel shaft 1 vertically arranged, a steel structure platform 8 is arranged in the outer steel shaft 1, a first car is fixedly mounted on the steel structure platform 8, and the first car is connected with the outer steel shaft 1 in a sliding fit manner through a first elevator guide rail; a first traction device 4 is arranged at the top of the outer steel hoistway 1, a first pair of weights 401 is arranged on one side of the first car, and the first traction device 4 is connected with the first car and the first pair of weights 401 through a first traction steel wire rope 402 and used for drawing the first car to move up and down; an inner steel shaft 2 is vertically arranged in the first car, the inner steel shaft 2 is fixedly connected with a steel structure platform 8, and the lower end of the inner steel shaft 2 penetrates through the steel structure platform 8 to form a bottom support; a passenger carrying car 3 is arranged in the inner steel well 2, and the passenger carrying car 3 is connected with the inner steel well 2 in a sliding fit manner through a second elevator guide rail; and a second traction device 5 is arranged at the top of the inner steel shaft 2, a second counterweight 501 is arranged on one side of the second car, and the second traction device 5 is connected with the second car and the second counterweight 501 through a second traction steel wire rope 502 and used for drawing the passenger carrying car 3 to vertically move along the inner steel shaft 2.
By slidably mounting the conventional elevator shaft and elevator structure (first car) in an outer steel shaft 1 and lifting by means of the first hoisting device 4, the inner steel shaft 2 is lifted as a whole by means of the first hoisting device 4 when the water level changes, and the inner steel shaft 2 corresponds to the conventional elevator shaft in which the passenger car 3 is mounted to operate independently. The elevator height-changing device is suitable for ports or special regions, can change the height according to the water level change outside the inner steel hoistway 2, ensures the use safety of the elevator, is not flooded by water, and is convenient to use and high in safety.
The outer steel hoistway 1 comprises a plurality of first vertical columns 101, the first vertical columns 101 are distributed in a rectangular shape, and a plurality of first cross beams 102 arranged at intervals in the vertical direction are arranged between any adjacent first vertical columns 101; first guide rails 13 are vertically arranged on two opposite sides of the outer steel hoistway 1, and the first guide rails 13 are connected with a first car in a sliding fit manner; a passing door is provided on a side surface of the outer steel hoistway 1, and the passing door faces a door on the passenger car 3. Outer steel well 1 is frame construction, simple structure, the installation of being convenient for. The passing door enables passengers to enter the passenger carrying cage 3 from the ship and then to arrive at the ground for exit after being lifted.
The inner steel hoistway 2 comprises a plurality of second upright columns 201, the second upright columns 201 are distributed in a rectangular shape, and a plurality of second cross beams 202 arranged at intervals in the vertical direction are arranged between any adjacent second upright columns 201; including the inboard of the relative both sides of steel well 2 along vertical second guide rail 14 that is equipped with, second guide rail 14 passes through gyro wheel sliding fit with carrying passenger car 3 and is connected, is equipped with the gyro wheel with first guide rail 13 matched with in the both sides of first car. Interior steel well 2 is shape and 1 assorted rectangular frame structure of outer steel well, and the passenger car 3 carries the passenger along vertical operation wherein, and steel well 2 and passenger car 3 reciprocate along outer steel well 1 in the whole drive of first car under the cooperation of gyro wheel and first guide rail 13 to adaptation water level changes.
The first traction device 4 comprises a first bearing beam 406, and the first bearing beam 406 is horizontally arranged at the top of the outer steel hoistway 1; a plurality of diversion sheaves 405 and a first guide wheel 408 are arranged on the bearing beam; the device further comprises a first pair of weights 401, wherein a plurality of counterweight wheels 404 are arranged on the first pair of weights 401; the elevator further comprises an inner steel hoistway diverting pulley 403 arranged at the top end of the first car and a first traction sheave 407 arranged at the top of the outer steel hoistway 1; the elevator car further comprises a first traction steel wire rope 402, one end of the first traction steel wire rope 402 is fixed at the top of the outer steel shaft 1, the other end of the first traction steel wire rope 402 sequentially bypasses the inner steel shaft diversion sheave 403, the first guide sheave 408, the first traction sheave 407, the counterweight sheaves 404 and the diversion sheaves 405 and then is fixed at the top of the outer steel shaft 1, wherein the counterweight sheaves 404 and the diversion sheaves 405 are alternately arranged at intervals. Through the cooperation of a plurality of counterweight wheels 404 and diverting pulley 405, make first car reciprocate behind the take the altitude, the displacement of the upper and lower displacement of first counterweight 401 is less than the displacement of first car, and the quantity of counterweight wheel 404 and diverting pulley 405 changes, and the displacement through reducing first counterweight 401 is corresponding to the proportion between first counterweight 401 and the displacement of first car to prevent that first counterweight 401 from falling into the aquatic and taking place the corrosion when promoting first car, improved the security.
The inner steel hoistway diversion sheave 403 is arranged in the middle of the top end of the first car, the first guide wheel 408 is positioned above the inner steel hoistway diversion sheave 403, the rotating shaft of the first guide wheel 408 is perpendicular to the rotating shaft of the inner steel hoistway diversion sheave 403, and the vertical tangent plane of one side wheel surface of the first guide wheel 408 is superposed with the vertical tangent plane of one side wheel surface of the inner steel hoistway diversion sheave 403; the counterweight wheels 404 are arranged on the upper end surface of the first counterweight block 401 and are distributed in a rectangular array, and the rotating shaft of the counterweight wheels 404 is parallel to the rotating shaft of the inner steel hoistway diversion sheave 403; a space is arranged between the adjacent counterweight wheels 404, the diversion wheel 405 is arranged above the space, and the diversion wheel 405 and the counterweight wheels 404 are arranged in a staggered way; the rotating shaft of the first traction sheave 407 is perpendicular to the inner steel hoistway diverting pulley 403, the sheave surface of one side of the first traction sheave is right opposite to the sheave surface of the first guide pulley 408, and the vertical tangent plane of the sheave surface of the other side of the first traction sheave is coincident with the vertical tangent plane of the sheave surface of one side of the counterweight pulley 404 adjacent to the first traction sheave. Specifically, the number of the counterweight wheels 404 is 4, the counterweight wheels are arranged at the upper end of the first counterweight block 401 in two rows, the number of the diversion wheels 405 is 3, the diversion wheels are respectively arranged above the interval between the counterweight wheels 404 and are sequentially arranged at intervals, a C-shaped arrangement mode is formed by projection on the horizontal plane, and the adjacent wheels are parallel and tangent or vertical and tangent, so that the first traction steel wire rope 402 can be smoothly transited. A diverting pulley 405 is not provided above between two counterweight pulleys 404 on the inner steel shaft 2 side, and one of the counterweight pulleys 404 corresponds to the first traction sheave 407. The arrangement mode of the wheel sets enables the whole wheel set structure to be more compact and efficient, the overall section size of the outer steel hoistway 1 is reduced, the first traction steel wire rope 402 is wound among the wheels, the transition is smooth, and the use safety is high.
A first counterweight buffer 9 is provided in the outer steel hoistway 1, and the first counterweight buffer 9 faces a bottom end surface of the first counterweight 401. Since the displacement of the first pair of weights 401 is small with respect to the displacement of the inner steel hoistway 2, the first counterweight buffer 9 is installed at an upper portion of one side of the outer steel hoistway 1 to buffer the impact of the first pair of weights 401 and prevent the first pair of weights 401 from being out of control, improving the effect of safety in use.
The second traction device 5 comprises a second bearing beam which is horizontally arranged at the top of the inner steel shaft 2; the second bearing beam is provided with a second guide wheel, and further comprises a second counterweight block 501, a second traction wheel and a second traction steel wire rope 502, one end of the second traction steel wire rope 502 is connected with the second counterweight block 501, and the other end of the second traction steel wire rope is connected with the passenger car 3 after sequentially bypassing the second guide wheel and the second traction wheel. Interior steel well 2 just is equivalent to a conventional elevator, and the elevator structure wherein can adopt like the promotion structure of outer steel well 1, also can adopt above-mentioned simplified structure, because interior steel well 2 rises along with the water level rises all the time, consequently does not need the proportion to reduce the displacement to heavy, adopts simplified structure can practice thrift the cost, is convenient for maintain.
A passenger car buffer 11 and a second counterweight buffer 10 are arranged at the upper side of the bottom end of the bottom support, wherein the passenger car buffer 11 is opposite to the bottom end surface of the passenger car 3, and the second counterweight buffer 10 is opposite to the bottom end surface of the second counterweight block 501; a first car buffer 12 is arranged at the lower side of the bottom end of the bottom support. The second counterweight buffer 10 and the first car buffer 12 both play a role in buffering, so that the use safety is improved.
The elevator traction device is characterized by further comprising an elevator control system, a water level sensor 7 is arranged on the lower side of the bottom end of the bottom support, the water level sensor 7 is connected with the elevator control system, the water level sensor 7 can send signals to the elevator control system, and the first traction device 4 is started and drives the first car to lift to a preset height. The passenger carrying car 3 is internally provided with a control box, the control box is provided with a floor button and is connected with an elevator control system, and the water level sensor 7 can send a signal to the elevator control system to ensure that the preset floor button keeps a closed state.
Wherein, the working process of the utility model is that when the water level is lowest, the first cage and the passenger elevator are both at the bottommost position, after the passenger gets off the ship, the passenger enters the passenger cage 3 through the steel structure platform 8, wherein, the first cage is provided with a first cage door 6 opposite to the cage door of the passenger cage 3, the passenger enters the passenger cage 3 through the passing door on the outer steel shaft 1, the cage door on the first cage and the cage door on the passenger cage 3, and the passenger enters the passenger cage 3 and then is lifted to the platform of the ground exit, as shown in figure 6, when the water level rises, the water level sensor 7 at the bottom of the bottom support detects the rising of the water level, at this time, the elevator control system receives the signal of the water level sensor 7, the first traction device 4 drives the first cage to rise by the preset height, and simultaneously, the elevator control system closes the button of the height above the ground in the control box to prevent the passenger from calling the floor above the ground, cause the potential safety hazard to control the stroke of towing of second traction device 5 simultaneously, make first car and the stroke phase-match of carrying passenger car 3, if first car has promoted X meters, the lifting height that carries passenger car 3 so will than predetermineeing lifting height and reduce X meters, so that the passenger can be smooth safe arrival ground height, this is for accomplishing once promoting.
When the water level continuously rises, the first lift car can change according to the water level, the lifting height, according to the rising height, the elevator control system closes the corresponding floor button of the control box, when the water level rises to the highest water level, the passenger directly leaves from the steel platform to reach the outbound platform, and at the moment, the first lift car is lifted to the highest position, as shown in the attached figure 7; when the water level descends, the water level sensor 7 at the bottom of the bottom support detects the descending of the water level, at the moment, the elevator control system receives a signal of the water level sensor 7, drives the first car to descend, simultaneously transmits a signal to the elevator control system, opens a floor button corresponding to the control box, and simultaneously controls the traction stroke of the second traction device 5, so that the first car is matched with the stroke of the passenger carrying car 3, and the descending is completed for one time.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the technical solutions, and although the present invention has been described in detail by referring to the preferred embodiments, those skilled in the art should understand that modifications or equivalent substitutions to the technical solutions of the present invention can be made without departing from the spirit and scope of the technical solutions, and all the modifications and equivalent substitutions should be covered by the claims of the present invention.
Claims (6)
1. A double-lifting elevator for a port is characterized by comprising an outer steel shaft which is vertically arranged, wherein a steel structure platform is arranged in the outer steel shaft, a first car is fixedly installed on the steel structure platform, and the first car is connected with the outer steel shaft in a sliding fit manner through a first elevator guide rail; the top of the outer steel shaft is provided with a first traction device, one side of the first car is provided with a first pair of weights, and the first traction device is connected with the first car and the first pair of weights through a first traction steel wire rope and used for drawing the first car to move up and down; an inner steel shaft is vertically arranged in the first car, the inner steel shaft is fixedly connected with the steel structure platform, and the lower end of the inner steel shaft penetrates through the steel structure platform to form a bottom support; a passenger carrying lift car is arranged in the inner steel shaft and is connected with the inner steel shaft in a sliding fit mode through a second elevator guide rail; and the second traction device is connected with the second car and the second counterweight block through a second traction steel wire rope and is used for drawing the passenger car to vertically move along the inner steel shaft.
2. The double-lift elevator for port as claimed in claim 1, wherein the first traction device comprises a first bearing beam horizontally disposed at the top of the outer steel hoistway; a plurality of diversion sheaves and a first guide wheel are arranged on the bearing beam; a plurality of counterweight wheels are arranged on the first counterweight block; the elevator car further comprises an inner steel shaft diversion sheave arranged at the top end of the first car and a first traction sheave arranged at the top of the outer steel shaft; one end of the first traction steel wire rope is fixed at the top of the outer steel shaft, and the other end of the first traction steel wire rope is fixed at the top of the outer steel shaft after sequentially passing around the inner steel shaft diversion sheave, the first guide wheel, the first traction wheel, the counterweight wheels and the diversion sheaves, wherein the counterweight wheels and the diversion sheaves are alternately arranged at intervals.
3. The double-lifting elevator for the harbor as claimed in claim 2, wherein the inner steel hoistway diverting pulley is disposed at the middle of the top end of the first car, the first guide pulley is disposed above the inner steel hoistway diverting pulley, the rotating shaft of the first guide pulley is perpendicular to the rotating shaft of the inner steel hoistway diverting pulley, and the vertical tangent plane of a side wheel surface of the first guide pulley coincides with the vertical tangent plane of a side wheel surface of the inner steel hoistway diverting pulley; the counterweight wheels are arranged on the upper end surface of the first counterweight block and are distributed in a rectangular array, and the rotating shafts of the counterweight wheels are parallel to the rotating shaft of the inner steel hoistway diversion sheave; a space is arranged between the adjacent counterweight wheels, the diversion sheave is arranged above the space, and the diversion sheave and the counterweight wheels are alternately distributed; the rotating shaft of the first traction wheel is vertical to the inner steel shaft diversion wheel, the wheel surface of one side of the first traction wheel is right opposite to the wheel surface of the first guide wheel, and the vertical tangent plane of the wheel surface of the other side of the first traction wheel is superposed with the vertical tangent plane of the wheel surface of one side of the counterweight wheel adjacent to the first traction wheel.
4. The double-lifting elevator for the harbor as claimed in claim 1, wherein the second traction device comprises a second bearing beam, and the second bearing beam is horizontally arranged on the top of the inner steel shaft; and a second guide wheel and a second traction wheel are arranged on the second bearing beam, one end of the second traction steel wire rope is connected with the second counterweight block, and the other end of the second traction steel wire rope sequentially bypasses the second guide wheel and the second traction wheel and then is connected with the passenger carrying lift car.
5. The double-lift elevator for harbors as claimed in claim 1, wherein a first counterweight buffer is provided on said outer steel shaft, said first counterweight buffer being opposite to the bottom end surface of said first counterweight.
6. The double-lift elevator for harbors as claimed in claim 1, wherein a passenger car buffer and a second counterweight buffer are provided on the upper side of the bottom end of said bottom support, wherein the passenger car buffer is opposite to the bottom end surface of the passenger car, and the second counterweight buffer is opposite to the bottom end surface of the second counterweight; and a first car buffer is arranged at the lower side of the bottom end of the bottom support.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122626748.0U CN215924101U (en) | 2021-10-29 | 2021-10-29 | Double-lifting elevator for port |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122626748.0U CN215924101U (en) | 2021-10-29 | 2021-10-29 | Double-lifting elevator for port |
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| CN215924101U true CN215924101U (en) | 2022-03-01 |
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| CN202122626748.0U Active CN215924101U (en) | 2021-10-29 | 2021-10-29 | Double-lifting elevator for port |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113800362A (en) * | 2021-10-29 | 2021-12-17 | 重庆迈高电梯有限公司 | Double-lifting elevator for port |
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2021
- 2021-10-29 CN CN202122626748.0U patent/CN215924101U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113800362A (en) * | 2021-10-29 | 2021-12-17 | 重庆迈高电梯有限公司 | Double-lifting elevator for port |
| CN113800362B (en) * | 2021-10-29 | 2024-05-31 | 重庆迈高电梯有限公司 | Port double-lifting elevator |
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