CN204212480U - A kind of multi-storied garage with automatic ventilation system - Google Patents
A kind of multi-storied garage with automatic ventilation system Download PDFInfo
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- CN204212480U CN204212480U CN201420634966.6U CN201420634966U CN204212480U CN 204212480 U CN204212480 U CN 204212480U CN 201420634966 U CN201420634966 U CN 201420634966U CN 204212480 U CN204212480 U CN 204212480U
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Abstract
The utility model relates to a kind of multi-storied garage with automatic ventilation system, belong to parking systems technical field, it comprises the garage vertical shaft of tubular, ring-type parking tier, lifting rotation platform and carrying means, the balance weight body of described carrying means to be suspended in the passage of parking space and to run vertically in this passage, on the parking stall partition wall of this passage and/or passage partition wall, corresponding every layer of parking tier is provided with air vent, and described air vent is provided with can with the balance weight body unidirectional ventilation installation of automatic switch up and down; The passage side of described suspention balance weight body is provided with ventilating duct, is provided with the balance weight body unidirectional ventilation installation of automatic open/close up and down bottom described ventilating duct.Multi-storied garage provided by the utility model has the advantages such as air exchange system structure is simple, ventilation effect is good, running cost is low.
Description
Technical field
The utility model relates to parking systems technical field, is specially a kind of multi-storied garage with automatic ventilation system.
Background technology
At present, along with the aggravation of urbanization process, city is resided population and is got more and more, and available land area in city is fewer and feweri, therefore, the intensity that in city, people live is increasing, and along with expanding economy, family expenses vehicle gets more and more, and therefore make to stop the important problem becoming in city and perplex people's normal life and work.For this reason, there is the cartridge type parking systems being built in underground in recent years, if the patent No. is the drum-type combined close 3 D parking garage disclosed in the Chinese invention patent of 200610086606.7, storing cycle or taking-up is transported by lifting rotation platform, greatly save the floor space in garage, but the non-constant of cartridge type garage exhaust effect of this intensity, needing the air displacement of carrying out inside, garage by installing large fan and corresponding ventilation system in addition additional, greatly will increase the cost that the difficulty of construction and garage are built like this.
In addition to the preceding, lifting rotation platform of the prior art realizes vertical lift by 4 motors by chain traction, 4 motors need synchronous working, require its start with close opportunity and rotating speed all highly consistent, just can make the even running of lifting rotation platform, but reality is difficult to realize in running, and power source is more, consumes energy larger.In addition, all kinds of corrupt practices creep in for chain drive tool, as: 1, transmission speed is comparatively slow, and the speed of service of whole multi-storied garage is restricted, and in peak period on and off duty, user needs to wait for that the longer time picks and places vehicle; 2, the long easy shake of chain, makes lifting rotation platform can not even running, therefore, uses chain drive to significantly limit the degree of depth and the capacity of multi-storied garage; 3, the chain link of Long-Time Service rear chain is different in size, causes the transmission speed between each chain asynchronous.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of multi-storied garage with automatic ventilation system, and its air exchange system structure is simple, ventilation effect good, and running cost is low.
The utility model adopts following technical scheme:
A kind of multi-storied garage with automatic ventilation system, it comprises the garage vertical shaft of tubular, along garage vertical shaft vertical distribution two-layer more than ring-type parking tier, be arranged at the lifting rotation platform of garage vertical shaft central authorities and drive the carrying means of this lifting rotation platform vertical lift, described ring-type parking tier is separated to form some parking spaces by parking stall partition wall, leg-of-mutton passage is formed between two adjacent parking stall partition walls, the balance weight body of described carrying means to be suspended in passage and to run vertically in this passage, the described passage being provided with balance weight body is up/down perforation, and between two of this passage parking stall partition walls, be provided with the passage partition wall making this passage periphery closed, shape and the place channel cross-section shape of described balance weight body cross section are suitable, on the parking stall partition wall of this passage and/or passage partition wall, corresponding every layer of parking tier is provided with air vent, described air vent is provided with unidirectional ventilation installation,
The passage side of described suspention balance weight body is provided with ventilating duct, and described ventilating duct top communicates with the external world, bottom is identical with the channel bottom of corresponding suspention balance weight body, is provided with unidirectional ventilation installation bottom described ventilating duct.
Improve further as the utility model, the cross section of the passage that described suspention has the periphery of balance weight body to close assumes diamond in shape, and described balance weight body cross section assumes diamond in shape.
Improve further as the utility model, described carrying means comprises the traction machine being arranged at garage silo bottom central authorities, at least three suspention wireropes driven by traction machine, the guiding fixed pulley group that suspention wirerope is turned to that is arranged at the balance weight body on suspention wirerope and is arranged in garage hoistway wall, and described suspention wirerope one end is fixedly connected with lifting rotation platform, the other end is walked around the fixed pulley group that leads successively and is fixedly connected with lifting rotation mesa base with the traction sheave of traction machine.
Improve further as the utility model, described suspention wirerope is four, described four suspention wireropes are uniformly distributed in the surrounding of lifting rotation platform, the plane orthogonal at the suspention wirerope place that the plane at two wherein relative suspention wirerope places is relative with two other.
Improve further as the utility model, the angle between the plane at the suspention wirerope place that the perpendicular at the axis place of the traction sheave of described traction machine is relative with arbitrary group is 30-60 degree.
Improve further as the utility model, described traction machine is two shaft traction machines, it comprise one go with each other all the time reductor, the reductor that goes with each other all the time the drive motors that connects of power shaft and export shaft-driven two traction sheaves by the both sides of the reductor that goes with each other all the time, described in go with each other all the time another power shaft of reductor be connected with a motor for subsequent use.
Improve further as the utility model, described guiding fixed pulley group comprises four guiding fixed pulleys, the first guiding fixed pulley walked around successively by described suspention wirerope, second guiding fixed pulley, 3rd guiding fixed pulley and the 4th guiding fixed pulley, described first guiding fixed pulley and the second guiding fixed pulley are arranged at top, garage, 3rd guiding fixed pulley is arranged at bottom garage, vertically opposite with second fixed pulley that leads, 4th guiding fixed pulley is arranged at above traction machine, wherein, first guiding fixed pulley and the 3rd guiding fixed pulley are by vertical suspention wirerope steering horizontal direction, the suspention wirerope of level is turned to vertical direction by the second guiding fixed pulley and the 4th guiding fixed pulley, described balance weight body is between the second guiding fixed pulley and the 3rd guiding fixed pulley.
Good effect of the present utility model is as follows:
In the utility model, in the process that lifting rotation platform constantly runs up and down, balance weight body also constantly can be run up and down in passage, the passage being provided with balance weight body is made to form the closed straight-tube shape passage of a surrounding by passage partition wall, and the shape of the balance weight body of vertical operation is within it arranged to the shape matched with the channel shape at place, such balance weight body is just equivalent to the effect of piston, the air-flow shifted onto in passage runs, material is thus formed the power resources of air exchange system, gas is impelled to flow, again by the ventilating duct and ground UNICOM with described passage UNICOM, communicated with the environment in garage vertical shaft by air vent, the scavenge duct that such formation one is complete and be provided with the source of fresh air, wherein the flow direction of air-flow is controlled by the unidirectional ventilation installation be arranged on air vent and the unidirectional ventilation installation be arranged between passage and ventilating duct, make the air of whole multi-storied garage inside to constantly flowing and replacing, improve the atmospheric environment in garage vertical shaft.Air exchange system structure in multi-storied garage of the present utility model is simple, and construction cost is low, and running cost is low, has the advantage of energy-conserving and environment-protective simultaneously.
Accompanying drawing explanation
Accompanying drawing 1 is the utility model overall structure schematic diagram;
Accompanying drawing 2 is the utility model plan structure schematic diagram;
Accompanying drawing 3 is the utility model carrying means structural representation;
Accompanying drawing 4 arranges structural representation for the utility model traction machine and the 4th fixed pulley that leads;
Accompanying drawing 5 is the two shaft traction machine plan structure schematic diagram of the utility model;
Accompanying drawing 6 is structural representation the utility model channel side wall being arranged unidirectional ventilation installation;
Accompanying drawing 7 is the structural representation being provided with unidirectional ventilation installation between the utility model ventilating duct and passage.
In the accompanying drawings: 1 traction machine, 1-1 traction sheave, 1-2 goes with each other all the time reductor, 1-3 drive motors, 1-4 motor for subsequent use, 2 suspention wireropes, 3 balance weight body, 4-1 first leads fixed pulley, 4-2 second leads fixed pulley, 4-3 the 3rd leads fixed pulley, 4-4 the 4th leads fixed pulley, 5 lift platforms, 6 rotation platforms, 7 revolving support mechanisms, 101 garage vertical shafts, 102 parking tiers, 103 parking stall partition walls, 104 parking spaces, 105 passages, 106 passage partition walls, 107 air vents, 108 unidirectional ventilation installations, the 108-1 mouth of pipe, 108-2 baffle plate, 109 ventilating ducts, 110 machine rooms.
Detailed description of the invention
Below in conjunction with accompanying drawing 1-7 and detailed description of the invention, the utility model is described in further detail.
A kind of multi-storied garage with automatic ventilation system as shown in accompanying drawing 1-7, it comprise tubular garage vertical shaft 101, along garage vertical shaft 101 vertical distribution two-layer more than ring-type parking tier 102, be arranged at the lifting rotation platform of garage vertical shaft 101 central authorities and drive the carrying means of this lifting rotation platform vertical lift.
As shown in Figure 1, described lifting rotation platform comprises lift platform 5, rotation platform 6 and revolving support mechanism 7, described rotation platform 6 is arranged at the central part of lift platform 5 by revolving support mechanism 7, and drives rotation platform 6 to do the spinning movement of horizontal direction by revolving support mechanism 7.Described revolving support mechanism 7 is prior art, repeats no more herein.
As shown in Figure 3, described carrying means comprises the traction machine 1 being arranged at garage vertical shaft 101 bottom center, article at least three, the suspention wirerope 2 driven by traction machine, the guiding fixed pulley group that suspention wirerope 2 is turned to being arranged at the balance weight body 3 on suspention wirerope 2 and being arranged on garage vertical shaft 101 wall, described suspention wirerope 2 one end is fixedly connected with lifting rotation platform, the other end is walked around guiding fixed pulley group successively and is fixedly connected with lifting rotation mesa base with the traction sheave 1-1 of traction machine 1, in the present embodiment, described suspention wirerope 2 be four (for making accompanying drawing succinct, two are only illustrated) in figure, described four suspention wireropes 2 are uniformly distributed in the surrounding of lifting rotation platform, the plane orthogonal at suspention wirerope 2 place that the plane at wherein relative two suspention wirerope 2 places is relative with two other.Be provided with machine room 110 bottom described garage vertical shaft 101, traction machine 1 is arranged in machine room 110.
Described guiding fixed pulley group comprises four guiding fixed pulleys, described suspention wirerope 2 walks around the first guiding fixed pulley 4-1, the second guiding fixed pulley 4-2, the 3rd guiding fixed pulley 4-3 and the 4th guiding fixed pulley 4-4 successively, described first guiding fixed pulley 4-1 and second guiding fixed pulley 4-2 is arranged at the top of garage vertical shaft, 3rd guiding fixed pulley 4-3 is arranged at the bottom of garage vertical shaft, the fixed pulley 4-2 that to lead with second is vertically opposite, 4th guiding fixed pulley 4-4 is arranged at above traction machine 1, in the present embodiment, the 4th guiding fixed pulley 4-4 is arranged at machine room 110 top.Wherein, first guiding fixed pulley 4-1 and the 3rd guiding fixed pulley 4-3 is by vertical suspention wirerope 2 steering horizontal direction, the suspention wirerope 2 of level is turned to vertical direction by the second guiding fixed pulley 4-2 and the 4th guiding fixed pulley 4-4, and described balance weight body 3 is between the second guiding fixed pulley 4-2 and the 3rd guiding fixed pulley 4-3.
As accompanying drawing 1, shown in 2, described ring-type parking tier 102 is separated to form some parking spaces 104 by parking stall partition wall 103, as shown in Figure 2, in the present embodiment, every layer of ring-type parking tier 102 is divided into 12 parking spaces 104 by parking stall partition wall, leg-of-mutton path 10 5 is formed between two adjacent parking stall partition walls 103, separated by ring-type parking tier 102 between the path 10 5 of vertical correspondence, wherein, path 10 5 for suspending balance weight body 3 in midair is arranged to up/down perforation, balance weight body 3 can be run vertically in this path 10 5, in the present embodiment, four path 10s 5 of 90 degree of being separated by are up/down perforation, , for installing balance weight body 3, rest channels about 105 all has the floor of ring-type parking tier 102 to cut off, and it is non-through, to keep overall Stability Analysis of Structures.
The passage partition wall 106 making this path 10 5 periphery closed is provided with between described two the parking stall partition walls 103 being provided with the path 10 5 of balance weight body 3, shape and place path 10 5 shape of cross section of described balance weight body 3 cross section are suitable, on the parking stall partition wall 103 of this path 10 5 and/or passage partition wall 106, corresponding every layer of parking tier 102 is provided with air vent 107, described air vent 107 is provided with can with balance weight body about 3 the unidirectional ventilation installation 108 of automatic switch; As shown in Figure 6, for the air vent 107 of parking stall partition wall 103 being provided with the structural representation of unidirectional ventilation installation 108, described unidirectional ventilation installation 108 comprises mouth of pipe 108-1 and baffle plate 108-2, described mouth of pipe 108-1 is slope towards the one end inside path 10 5, described baffle plate 108-2 is arranged at the slope side of mouth of pipe 108-1 and is hinged with mouth of pipe 108-1, therefore, this unidirectional ventilation installation 108 can only be opened in passage, and namely air-flow can only be flowed in path 10 5 by unidirectional ventilation installation 108.
Path 10 5 side of described suspention balance weight body 3 is provided with ventilating duct 109, described ventilating duct 109 top communicates with the external world, identical bottom bottom and the path 10 5 of corresponding suspention balance weight body 3, described ventilating duct 109 top is provided with rainhat, bottom is provided with balance weight body about 3 and the unidirectional ventilation installation 108 of automatic open/close.Described unidirectional ventilation installation 108 is identical with unidirectional ventilation installation 108 structure that air vent 107 is installed.As shown in Figure 7, in the present embodiment, the mouth of pipe 108-1 of the unidirectional ventilation installation 108 in ventilating duct 109 is vertically arranged, and upward, baffle plate 108-2 is merely able to upwardly open the slope of the mouth of pipe, and air-flow is merely able to upwards be flowed by this unidirectional ventilation installation 108.
As shown in Figure 2, in the present embodiment, the cross section of the path 10 5 that described suspention has the periphery of balance weight body 3 to close assumes diamond in shape, and described balance weight body 3 cross section assumes diamond in shape.Balance weight body 3 plays the effect of piston when vertically running up and down, the shape of balance weight body 3 matches with the cross section of place path 10 5 as much as possible, then more obvious to the induced effect of air-flow when running.
As shown in accompanying drawing 3,4,5, suspend wirerope 2 in midair for making four can not influence each other, angle between the plane at suspention wirerope 2 place that the perpendicular at the axis place of the traction sheave 1-1 of described traction machine 1 is relative with arbitrary group is 30-60 degree, and in the present embodiment, its angle is 45 degree.Described traction machine 1 is two shaft traction machines, it comprise one go with each other all the time reductor 1-2, the reductor 1-2 that goes with each other all the time the drive motors 1-3 that connects of power shaft and export shaft-driven two traction sheave 1-1 by the both sides of the reductor 1-2 that goes with each other all the time, described in go with each other all the time another power shaft of reductor 1-2 be connected with a motor 1-4 for subsequent use.Four suspention wireropes 2 are placed in the both sides of traction machine 1 by two traction sheave 1-1, and convenient suspention wirerope 2 cabling, avoids mutual cross influence.The reductor 1-2 that goes with each other all the time can be connected with two motors simultaneously, and in the utility model, drive motors 1-3 is for commonly using motor, and motor 1-4 for subsequent use can ensure the normal operation of system when drive motors 1-3 breaks down or routine is overhauled.
In system operation, carrying means drives lifting rotation platform to do vertical lift and runs, 4 balance weight body 3 are done the vertical lift contrary with lifting rotation platform direction and are run in corresponding path 10 5, when lifting rotation platform runs downwards, the balance weight body being arranged at path 10 5 is upwards run, unidirectional ventilation installation 108 between path 10 5 and ventilating duct 109 is in closed condition, thus in balance weight body 3 running, the path 10 5 be positioned at below balance weight body 3 is micro-vacuum state, the unidirectional ventilation installation 108 be now positioned on the sidewall of the path 10 5 below balance weight body 3 is opened, air-flow in garage vertical shaft 101 is flowed into, the passage portion 105 be positioned at above balance weight body 3 is slight positive pressure state, working as on this passage portion 105 sidewall, is in closed condition to ventilation installation 108, along with balance weight body 3 is constantly upwards run, unidirectional ventilation installation 108 contiguous is with it opened gradually, lifting rotation platform runs downwards also brings fresh air into by the entrance of vehicle.
When lifting rotation platform upwards runs, balance weight body 3 is run downwards, be in the path 10 5 below balance weight body 3 is slight positive pressure state, therefore the unidirectional ventilation installation 108 between path 10 5 and ventilating duct 109 is made to open, air-flow is externally discharged by ventilating duct 109, the passage portion 105 be positioned at above balance weight body 3 is in micro-vacuum state, working as on this passage portion 105 sidewall, opens to ventilation installation 108, air-flow in garage vertical shaft 101 is flowed into, also the gas in garage vertical shaft 101 is impelled to be discharged by vehicle entrance while lifting rotation platform upwards runs.
In sum, while lifting rotation platform runs up and down, the gas in whole garage vertical shaft 101 can be made to be replaced, and whole air exchange system does not use extra power source, energy-conserving and environment-protective, will continually taking a breath using center in garage, ensure that in whole garage vertical shaft 101 consistent with ambient atmosphere environment, avoids the overstocked of pernicious gas.
In addition, the utility model is by being arranged at a traction machine 1 bottom garage vertical shaft 101 and many suspention wireropes 2 drive whole lifting rotation platform vertical lift to run, avoiding multiple electric motors can not the defect of synchronous operation, transmission is carried out by traction machine 1 and suspention wirerope 2, greatly can improve the speed of service of lifting rotation platform, decrease the time that user waits for, and the darker multi-storied garage of the degree of depth can be met use, help the capacity expanding garage, improve the utilization rate in soil, save land resources.Suspention wirerope there will not be the problem being similar to chain link plate change after long-play, and application life and stability all increase.
Last it is noted that above embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in previous embodiment, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of the utility model embodiment technical scheme.
Claims (7)
1. one kind has the multi-storied garage of automatic ventilation system, it is characterized in that: it comprises the garage vertical shaft (101) of tubular, along garage vertical shaft vertical distribution two-layer more than ring-type parking tier (102), be arranged at the lifting rotation platform of garage vertical shaft (101) central authorities and drive the carrying means of this lifting rotation platform vertical lift, described ring-type parking tier (102) is separated to form some parking spaces (104) by parking stall partition wall (103), leg-of-mutton passage (105) is formed between two adjacent parking stall partition walls (103), the balance weight body (3) of described carrying means to be suspended in passage (105) and to run vertically in this passage (105), the passage (105) being provided with described balance weight body (3) is up/down perforation, and between two parking stall partition walls (103) of this passage (105), be provided with the passage partition wall (106) making this passage (105) periphery closed, shape and place passage (105) shape of cross section of described balance weight body (3) cross section are suitable, the parking stall partition wall (103) of this passage (105) and/or the upper corresponding every layer of parking tier (102) of passage partition wall (106) are provided with air vent (107), described air vent (107) is provided with unidirectional ventilation installation (108),
Passage (105) side of described suspention balance weight body (3) is provided with ventilating duct (109), described ventilating duct (109) top communicates with the external world, bottom is identical with passage (105) bottom of corresponding suspention balance weight body (3), and described ventilating duct (109) bottom is provided with unidirectional ventilation installation (108).
2. a kind of multi-storied garage with automatic ventilation system according to claim 1, is characterized in that: described suspention has the cross section of the closed passage (105) of the periphery of balance weight body (3) to assume diamond in shape, and described balance weight body (3) cross section assumes diamond in shape.
3. a kind of multi-storied garage with automatic ventilation system according to claim 1 and 2, it is characterized in that: described carrying means comprises the traction machine (1) being arranged at garage vertical shaft (101) bottom center, article at least three, the suspention wirerope (2) driven by traction machine, the guiding fixed pulley group that suspention wirerope (2) is turned to being arranged at the balance weight body (3) in suspention wirerope (2) and being arranged on garage vertical shaft (101) wall, described suspention wirerope (2) one end is fixedly connected with lifting rotation platform, the other end is walked around guiding fixed pulley group and is fixedly connected with lifting rotation mesa base with the traction sheave (1-1) of traction machine (1).
4. a kind of multi-storied garage with automatic ventilation system according to claim 3, it is characterized in that: described suspention wirerope (2) is four, described four suspentions wirerope (2) are uniformly distributed in the surrounding of lifting rotation platform, the plane orthogonal at suspention wirerope (2) place that the plane at two wherein relative suspention wirerope (2) places is relative with two other.
5. a kind of multi-storied garage with automatic ventilation system according to claim 4, is characterized in that: the angle between the plane at suspention wirerope (2) place that the perpendicular at the axis place of the traction sheave (1-1) of described traction machine (1) is relative with arbitrary group is 30-60 degree.
6. a kind of multi-storied garage with automatic ventilation system according to claim 5, it is characterized in that: described traction machine (1) is two shaft traction machine, it comprise one go with each other all the time reductor (1-2), the reductor that goes with each other all the time (1-2) the drive motors (1-3) that connects of power shaft and export shaft-driven two traction sheaves (1-1) by the both sides of the reductor that goes with each other all the time (1-2), described in go with each other all the time another power shaft of reductor (1-2) be connected with a motor for subsequent use (1-4).
7. a kind of multi-storied garage with automatic ventilation system according to claim 6, it is characterized in that: described guiding fixed pulley group comprises four guiding fixed pulleys, described suspention wirerope (2) walks around the first guiding fixed pulley (4-1) successively, second guiding fixed pulley (4-2), 3rd guiding fixed pulley (4-3) and the 4th guiding fixed pulley (4-4), described first guiding fixed pulley (4-1) and the second guiding fixed pulley (4-2) are arranged at top, garage, 3rd guiding fixed pulley (4-3) is arranged at bottom garage, vertically opposite with second fixed pulley (4-2) that leads, 4th guiding fixed pulley (4-4) is arranged at traction machine (1) top, wherein, first guiding fixed pulley (4-1) and the 3rd guiding fixed pulley (4-3) are by vertical suspention wirerope (2) steering horizontal direction, the suspention wirerope (2) of level is turned to vertical direction by the second guiding fixed pulley (4-2) and the 4th guiding fixed pulley (4-4), described balance weight body (3) is positioned between the second guiding fixed pulley (4-2) and the 3rd guiding fixed pulley (4-3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420634966.6U CN204212480U (en) | 2014-10-30 | 2014-10-30 | A kind of multi-storied garage with automatic ventilation system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420634966.6U CN204212480U (en) | 2014-10-30 | 2014-10-30 | A kind of multi-storied garage with automatic ventilation system |
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| Publication Number | Publication Date |
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| CN204212480U true CN204212480U (en) | 2015-03-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420634966.6U Withdrawn - After Issue CN204212480U (en) | 2014-10-30 | 2014-10-30 | A kind of multi-storied garage with automatic ventilation system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104358442A (en) * | 2014-10-30 | 2015-02-18 | 王洋 | Stereo garage with automatic air renewal system |
-
2014
- 2014-10-30 CN CN201420634966.6U patent/CN204212480U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104358442A (en) * | 2014-10-30 | 2015-02-18 | 王洋 | Stereo garage with automatic air renewal system |
| CN104358442B (en) * | 2014-10-30 | 2016-08-24 | 王洋 | A kind of multi-storied garage with automatic ventilation system |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150318 Effective date of abandoning: 20160824 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |