CN213847409U - Anti-theft outdoor air conditioner cabinet - Google Patents
Anti-theft outdoor air conditioner cabinet Download PDFInfo
- Publication number
- CN213847409U CN213847409U CN202023037077.6U CN202023037077U CN213847409U CN 213847409 U CN213847409 U CN 213847409U CN 202023037077 U CN202023037077 U CN 202023037077U CN 213847409 U CN213847409 U CN 213847409U
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- China
- Prior art keywords
- compressor
- condenser
- fixedly connected
- evaporator
- fan
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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.)
- Expired - Fee Related
Links
- 238000004378 air conditioning Methods 0.000 claims abstract description 21
- 239000007788 liquid Substances 0.000 claims description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 238000001704 evaporation Methods 0.000 claims description 8
- 230000008020 evaporation Effects 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 4
- 238000009423 ventilation Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 15
- 238000012423 maintenance Methods 0.000 abstract description 6
- 238000007590 electrostatic spraying Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 239000003507 refrigerant Substances 0.000 description 14
- 238000004891 communication Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 238000010616 electrical installation Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
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- Other Air-Conditioning Systems (AREA)
Abstract
The utility model is suitable for the technical field of air-conditioning cabinets, and provides an anti-theft outdoor air-conditioning cabinet, a compressor mounting base is fixedly connected on the inner bottom wall of a housing, a compressor is fixedly connected right above the compressor mounting base, two outdoor fan supports are symmetrically arranged on one side of the compressor, and two outdoor fan mounting plates are fixedly mounted on the outer sides of the outdoor fan supports, a first centrifugal fan positioned between the two outdoor fan supports is fixedly connected on the outdoor fan mounting plate, an outdoor fan air inlet cover is also fixedly connected on the first centrifugal fan, the installation, operation and maintenance of air-conditioning devices are all finished on the inner surface, the mounting screws of the air-conditioning are finished from inside, the housing adopts a cold-rolled plate electrostatic spraying process, the structural strength is high, the air-conditioning cabinet is not easy to damage, and the mounting screws of the air-conditioning are from inside to outside, after the installation is finished, any fastener is not exposed outside, and the purpose that the fastener cannot be stolen is achieved.
Description
Technical Field
The utility model belongs to the technical field of the air conditioner cabinet, especially, relate to an outdoor air conditioner cabinet of theftproof type.
Background
The outdoor air-conditioning cabinet is specially designed for the fields of communication, electric power, energy storage and the like, is used for solving the heat dissipation problems of outdoor communication cabinets, wireless outdoor cabinet base stations, storage battery cabinets, cabinet high-low voltage electricity and the like, is mainly used for taking away heat generated by electric elements consuming electric energy, provides an ideal temperature and humidity environment for the inside of various cabinets, and simultaneously isolates dust and corrosive gas in the external environment, prolongs the service life of the electric elements and improves the operation reliability of a machine system.
The product is suitable for an electric control box, communication equipment, a data processing box, an intelligent electric control cabinet and a heavy motor equipment control box.
The equipment is usually used in unattended and unskilled people smoke occasions, and the problems that parts or the whole air conditioner is lost, damaged, stolen and the like easily occur.
SUMMERY OF THE UTILITY MODEL
The utility model provides an outdoor air conditioning cabinet of theftproof type aims at solving the outdoor air conditioning cabinet and easily loses, fragile, the easy problem of being stolen.
The utility model discloses a realize like this, an outdoor air conditioning cabinet of theftproof type, including the housing that has two vents.
A compressor mounting base is fixedly connected to the inner bottom wall of the housing, a compressor is fixedly connected to the position right above the compressor mounting base,
two outdoor fan supports are symmetrically arranged on one side of the compressor, an outdoor fan mounting plate is fixedly mounted on the outer sides of the two outdoor fan supports, a first centrifugal fan positioned between the two outdoor fan supports is fixedly connected onto the outdoor fan mounting plate, an outdoor fan air inlet cover is also fixedly connected onto the first centrifugal fan,
an evaporator fixedly connected with the inner wall of the housing is also arranged above the compressor, an evaporator air outlet pipe is arranged at the bottom of one side of the evaporator, a compressor air inlet is arranged on the compressor, the evaporator air outlet pipe (and the compressor air inlet are communicated through an air return header pipe,
a condenser is also arranged above the evaporator, a condenser air inlet is arranged at the top of one side of the condenser, a condenser liquid outlet is arranged on the condenser positioned at the bottom of the condenser air inlet, the condenser air inlet is communicated with a compressor air outlet arranged on the compressor through an exhaust pipe, the condenser liquid outlet is communicated with an evaporator liquid inlet arranged on the evaporator through a liquid outlet pipe,
and the evaporation fan mounting plate is fixedly connected with the second centrifugal fan opposite to the first centrifugal fan in direction.
Preferably, two heater mounting plates are symmetrically mounted between the evaporator and the condenser along the width direction of the housing, and the heaters are fixedly connected between the heater mounting plates.
Preferably, the outer sides of the first centrifugal fan and the second centrifugal fan are fixedly connected with fan wind scoopers.
Preferably, be located second centrifugal fan one side the place ahead of condenser still is provided with electrical components, just electrical components includes electrical installation board and fixed connection mainboard on the electrical installation board front surface, be provided with 8 grades of connector terminal rows, 3 grades of connector terminal rows and wiring assembly on the mainboard, 8 grades of connector terminal rows, 3 grades of connector terminal rows respectively with mainboard electric connection, be located wiring assembly's top still be provided with mainboard electric connection's display.
Preferably, the wiring assembly comprises two symmetrically arranged interface board brackets and a plurality of wiring ports sequentially connected between the two interface board brackets, and each wiring port is electrically connected with the condenser, the evaporator, the compressor and the heater correspondingly.
Preferably, a filter is further arranged on the outer wall of the liquid outlet pipe.
Preferably, a water outlet is further formed in the inner bottom wall of the housing and located on one side of the compressor mounting base, a water discharging joint fixing plate is arranged on the water outlet, a right-angle elbow is fixedly connected to the water discharging joint fixing plate, and an evaporator liquid outlet pipe is communicated between the right-angle elbow and the evaporator.
Preferably, the rear surface of the housing is fixedly connected with a rear cover plate, the rear cover plate is provided with a plurality of bolt mounting holes for fixing the housing in an encircling manner, and each bolt mounting hole is internally provided with a locking bolt in a threaded connection manner.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses an outdoor air conditioner cabinet of theftproof type:
1. the device is designed into an integrated top-mounted shell, the installation, operation and maintenance of air-conditioning devices are completed on the inner surface, and the installation, operation and maintenance of the air-conditioning devices are completed by the inner part.
2. The shell adopts a cold-rolled sheet electrostatic spraying process, has high structural strength and is not easy to damage.
3. The mounting screw of the air conditioner is from inside to outside, and any fastener is not exposed outside after the mounting is finished, so that the purposes of incapability of being damaged and stolen are achieved.
Drawings
Fig. 1 is a front sectional view of the present invention;
FIG. 2 is a schematic diagram of the internal components of the present invention;
fig. 3 is a side cross-sectional view of the present invention;
fig. 4 is a top cross-sectional view of the present invention;
fig. 5 is a front view of the present invention;
fig. 6 is a top view of the present invention;
fig. 7 is a schematic view of the installation of the present invention;
in the figure: 1-middle disc, 2-compressor mounting base, 3-compressor, 4-condenser, 5-evaporator, 6-fan wind scooper, 7-evaporation fan mounting plate, 8-second centrifugal fan, 9-electric mounting plate, 10-heater, 11-heater mounting plate, 12-first centrifugal fan, 13-containing cavity, 14-outdoor fan air inlet cover, 15-outdoor fan mounting plate, 16-first centrifugal fan mounting seat, 17-outdoor fan support, 18-drainage interface fixing plate, 19-interface plate bracket, 20-wiring port, 21-display, 22-8 connector terminal row, 23-3 connector terminal row, 24-main board, 25-liquid outlet pipe, 26-filter, 26-condenser, 27-evaporator liquid outlet pipe, 28-evaporator air outlet pipe, 29-air return main pipe, 30-rear cover plate, 31-capacitance fixing clamp, 32-right-angle elbow, 33-cover shell, 34-control panel, 35-exhaust pipe and 36-locking bolt.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments, it is to be understood that the specific embodiments described herein are only used for explaining the present invention, and are not used for limiting the present invention.
Referring to fig. 1-7, the present invention provides an anti-theft outdoor air conditioning cabinet, which includes a housing 33 with two ventilation openings.
The inner bottom wall of the housing 33 is fixedly connected with a compressor mounting base 2, and a compressor 3 is fixedly connected right above the compressor mounting base 2,
two outdoor fan supports 17 are symmetrically arranged on one side of the compressor 3, an outdoor fan mounting plate 15 is fixedly arranged on the outer sides of the two outdoor fan supports 17, a first centrifugal fan 12 positioned between the two outdoor fan supports 17 is fixedly connected on the outdoor fan mounting plate 15, an outdoor fan air inlet cover 14 is also fixedly connected on the first centrifugal fan 12,
an evaporator 5 fixedly connected with the inner wall of the housing 33 is arranged above the compressor 3, an evaporator air outlet pipe 28 is arranged at the bottom of one side of the evaporator 5, a compressor air inlet is arranged on the compressor 3, the evaporator air outlet pipe 28 is communicated with the compressor air inlet through an air return header pipe 29,
a condenser 4 is arranged above the evaporator 5, a condenser air inlet is arranged at the top of one side of the condenser 4, a condenser liquid outlet is arranged on the condenser 4 positioned at the bottom of the condenser air inlet, the condenser air inlet is communicated with a compressor air outlet arranged on the compressor 3 through an exhaust pipe 35, the condenser liquid outlet is communicated with an evaporator liquid inlet arranged on the evaporator 5 through a liquid outlet pipe 25,
an evaporation fan mounting plate 7 is arranged in front of the condenser 4, and a second centrifugal fan 8 opposite to the first centrifugal fan 12 in direction is fixedly connected to the evaporation fan mounting plate 7.
In this embodiment, the working personnel surround a plurality of housing 33 to form an integral sealed structure, and surround a containing cavity 13 in the housing 33, and at the same time, fixedly connect the compressor installation base 2 on the inner bottom wall of the surrounded housing 33, and fixedly connect the compressor 3 above the compressor installation base 2, the compressor installation base 2 is horizontally placed to ensure the normal operation of the compressor 3, and avoid the damage of the compressor 3, meanwhile, one side of the compressor 3 is provided with the first centrifugal fan installation base 16, the working personnel symmetrically install two outdoor fan supports 17 on the first centrifugal fan installation base 16 along the vertical direction, and fixedly connect the first centrifugal fan 12 between the two outdoor fan supports 17, and fixedly install the outdoor fan installation plate 15 on the rear end of the first centrifugal fan 12, and the working personnel can ensure the first centrifugal fan 12 can normally suck the outside air into the device, an outdoor fan air inlet cover 14 is arranged on the outer side of the first centrifugal fan 12 and is used for ensuring that dust and impurities cannot enter the device when the first centrifugal fan 12 works, avoiding influencing the normal work of working elements in the device and simultaneously avoiding that a worker cannot maintain the device in time when the device breaks down outdoors, an evaporator 5 is arranged above the compressor 3, refrigerant gas flows into a return air header pipe 29 along an evaporator air outlet pipe 28 after the evaporator 5 evaporates the refrigerant, ensuring that the refrigerant gas can flow back into the compressor 3, a condenser 4 is arranged above the evaporator 5, a condenser air inlet is arranged at the top end of one side of the condenser 4, the condenser air inlet is communicated with a compressor air outlet on the compressor 3 through an exhaust pipe 35 and is used for ensuring that the refrigerant gas can enter the condenser 4, condenser 4 of being convenient for condenses refrigerant gas, thereby guarantee that liquid refrigerant can be in the condenser liquid outlet that 4 bottoms of condenser set up along drain pipe 25 reachs in evaporimeter 5, evaporimeter 5 of being convenient for evaporates liquid refrigerant again and obtains the gaseous state refrigerant, cool down the processing to air, still be provided with evaporation fan mounting panel 7 in the place ahead of condenser 4, the staff is in evaporation fan mounting panel 7 the place ahead installation and first centrifugal fan 12 orientation opposite, and to indoor second centrifugal fan 8 of blowing, the component all sets up in housing 33 in this device, and structure as an organic whole, this device of preventing that can be fine and its internal component are stolen, the practicality of this device has further been improved.
Referring to fig. 1-2, further, two heater mounting plates 11 are symmetrically installed between the evaporator 5 and the condenser 4 along the width direction of the housing 33, and a heater 10 is fixedly connected between the two heater mounting plates 11.
In this embodiment, the heater 10 that sets up can carry out heat treatment to this device spun air when weather is cold for temperature in the operational environment reaches preset temperature value, and the work component in the work place of being convenient for normally works, avoids the phenomenon of dying because of the cold weather that causes, has further improved the practicality of this device, has avoided the limitation of this device when weather is cold.
Referring to fig. 1, further, fan wind scoopers 6 are fixedly connected to outer sides of the first centrifugal fan 12 and the second centrifugal fan 8.
In this embodiment, the effect that two centrifugal fan's the outside all is provided with fan wind scooper 6 lies in guaranteeing that this device spun is gaseous to the assigned direction removal for this device makes things convenient for staff's use more, and is further, and the steerable fan wind scooper 6 of staff is carried this device spun air to the arbitrary place in the work place, and this device of being convenient for provides the operational environment of preferred for the work component.
Referring to fig. 1-2, further, an electrical component is disposed in front of the condenser 4 on one side of the second centrifugal fan 8, and the electrical component includes an electrical mounting board 9 and a main board 24 fixedly connected to a front surface of the electrical mounting board 9, an 8 th connector terminal row 22, a 3 rd connector terminal row 23 and a wiring assembly are disposed on the main board 24, the 8 th connector terminal row 22 and the 3 rd connector terminal row 23 are electrically connected to the main board 24, respectively, and a display 21 electrically connected to the main board 24 is disposed above the wiring assembly.
In this embodiment, through the work of this device of control that personnel can relax and electric assembly electric connection's each work component of electric assembly through electric assembly to be convenient for this device of controlling that the staff is more convenient, further, this device still is provided with control panel 34 on housing 33, and simultaneously, control panel 34 and electric assembly electric connection, the staff and then can control this device work through control panel 34, also made things convenient for staff's work when having improved work efficiency.
Referring to fig. 1-2, further, the connection assembly includes two symmetrically disposed interface board brackets 19 and a plurality of connection ports 20 sequentially connected between the two interface board brackets 19, and each connection port 20 is electrically connected to the corresponding condenser 4, evaporator 5, compressor 3, and heater 10.
In this embodiment, the condenser 4, the evaporator 5, the compressor 3 and the heater 10 are respectively connected into different wiring ports 20, so that normal work among the working elements is facilitated, the phenomenon that the device is out of order due to wiring is avoided, meanwhile, the follow-up inspection, maintenance and maintenance of workers are facilitated, and the practicability of the device is further improved.
Referring to fig. 1-2, a filter 26 is further disposed on the outer wall of the liquid outlet pipe 25.
In the present embodiment, the filter 26 is used to filter the liquid refrigerant flowing from the condenser 4 into the evaporator 5, so as to prevent the liquid refrigerant from containing impurities to damage the internal working components of the apparatus, thereby bringing unnecessary maintenance workload to the working personnel.
Referring to fig. 1, 2 and 4, further, a water outlet is further formed on the inner bottom wall of the housing 1 on one side of the compressor mounting base 2, a water outlet joint fixing plate 18 is arranged on the water outlet, a right-angled elbow 32 is fixedly connected to the water outlet joint fixing plate 18, and an evaporator liquid outlet pipe 27 is communicated between the right-angled elbow 32 and the evaporator 5.
In this embodiment, still be provided with the outlet in the inside of housing 33, the effect lies in can be through the waste water that evaporimeter drain pipe 27 produced with the evaporimeter 5 during operation along the drainage mouth discharge this device, avoid waste water to pile up and cause the damage to this device internal work component in housing 33, the effect of the quarter bend elbow 32 that sets up at the outlet simultaneously lies in preventing waste water backward flow, cause the damage to evaporimeter 5, this device also sets up the drainage link in housing 33, thereby the integrated structure of this device has been guaranteed, the stolen possibility of component in this device has been avoided, safety factor has been improved.
Referring to fig. 1-2, a rear cover plate 30 is further fixedly connected to the rear surface of the housing 33, a plurality of bolt mounting holes for fixing the housing 33 are formed around the rear cover plate 30, and a locking bolt 36 is threadedly connected to each bolt mounting hole.
4. In this embodiment, still fixedly connected with back shroud 30 on the rear surface of housing 33, while staff is when producing back shroud 30, around setting up a plurality of bolt mounting holes that are used for running through locking bolt 36 on back shroud 30, simultaneously when this device installation, this device of staff's outward installation in can following the air conditioner cabinet, and the installation is accomplished the outside of back shroud 33 and is not exposed any fastener, reaches unable damage, unable stolen purpose.
The utility model discloses a theory of operation and use flow: after the utility model is installed, after the worker connects the device with an external power supply, the electric components in the device are controlled to work through the control panel 34, and then the first centrifugal fan 12 is controlled to suck air from the outside, the air reaches the condenser 4 after contacting with the refrigerant gas discharged by the compressor 3, the condenser 4 cools the gaseous refrigerant, and then the liquid refrigerant is conducted to the evaporator 5, the evaporator 5 evaporates the liquid refrigerant, the communicated air is conveyed into the working site to cool the working site, when the air is cold, the heater 10 heats the air and conveys the air into the working site, the temperature in the working site is ensured to be always at the preset temperature value of the worker, each working element in the working site is convenient to work, meanwhile, the device adopts an integrated design, and can play a good protection role on the internal working elements, facilitating protection of internal working components from theft.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. The utility model provides an outdoor air conditioning cabinet of theftproof type which characterized in that: comprising a casing (33) with two ventilation openings;
a compressor mounting base (2) is fixedly connected on the inner bottom wall of the housing (33), a compressor (3) is fixedly connected right above the compressor mounting base (2),
two outdoor fan supports (17) are symmetrically arranged on one side of the compressor (3), an outdoor fan mounting plate (15) is fixedly mounted on the outer sides of the two outdoor fan supports (17), a first centrifugal fan (12) between the two outdoor fan supports (17) is fixedly connected onto the outdoor fan mounting plate (15), an outdoor fan air inlet cover (14) is fixedly connected onto the first centrifugal fan (12),
an evaporator (5) fixedly connected with the inner wall of the housing (33) is also arranged above the compressor (3), an evaporator air outlet pipe (28) is arranged at the bottom of one side of the evaporator (5), a compressor air inlet is arranged on the compressor (3), the evaporator air outlet pipe (28) is communicated with the compressor air inlet through an air return header pipe (29),
a condenser (4) is further arranged above the evaporator (5), a condenser air inlet is arranged at the top of one side of the condenser (4), a condenser liquid outlet is arranged on the condenser (4) which is positioned at the bottom of the condenser air inlet, the condenser air inlet is communicated with a compressor gas outlet arranged on the compressor (3) through an exhaust pipe (35), the condenser liquid outlet is communicated with an evaporator liquid inlet arranged on the evaporator (5) through a liquid outlet pipe (25),
the front of the condenser (4) is also provided with an evaporation fan mounting plate (7), and the evaporation fan mounting plate (7) is fixedly connected with a second centrifugal fan (8) with opposite orientation of the first centrifugal fan (12).
2. An anti-theft outdoor air conditioning cabinet, as recited in claim 1, wherein: follow between evaporimeter (5) and condenser (4) two heater mounting panels (11), and two fixedly connected with heater (10) between heater mounting panel (11) are installed to the width direction symmetry of housing (33).
3. An anti-theft outdoor air conditioning cabinet, as recited in claim 1, wherein: and the outer sides of the first centrifugal fan (12) and the second centrifugal fan (8) are fixedly connected with fan wind scoopers (6).
4. An anti-theft outdoor air conditioning cabinet, as recited in claim 1, wherein: be located second centrifugal fan (8) one side the place ahead of condenser (4) still is provided with electrical components, just electrical components includes electrical mounting panel (9) and fixed connection mainboard (24) on electrical mounting panel (9) front surface, be provided with 8 grades of connector terminal row (22), 3 grades of connector terminal row (23) and wiring assembly on mainboard (24), 8 grades of connector terminal row (22), 3 grades of connector terminal row (23) respectively with mainboard (24) electric connection, be located wiring assembly's top still be provided with mainboard (24) electric connection's display (21).
5. An anti-theft outdoor air conditioning cabinet, as recited in claim 4, wherein: the wiring assembly comprises two interface board supports (19) which are symmetrically arranged and a plurality of wiring ports (20) which are sequentially connected between the two interface board supports (19), and each wiring port (20) is electrically connected with the condenser (4), the evaporator (5), the compressor (3) and the heater (10) correspondingly.
6. An anti-theft outdoor air conditioning cabinet, as recited in claim 1, wherein: and a filter (26) is also arranged on the outer wall of the liquid outlet pipe (25).
7. An anti-theft outdoor air conditioning cabinet, as recited in claim 1, wherein: the water outlet is further formed in the inner bottom wall of the housing (33) and located on one side of the compressor mounting base (2), the water outlet is provided with a water discharging joint fixing plate (18), a right-angle elbow (32) is fixedly connected to the water discharging joint fixing plate (18), and an evaporator liquid outlet pipe (27) is communicated between the right-angle elbow (32) and the evaporator (5).
8. An anti-theft outdoor air conditioning cabinet, as recited in claim 1, wherein: still fixedly connected with back shroud (30) on the rear surface of housing (33), just it is equipped with a plurality ofly to encircle on back shroud (30) and is used for fixing the bolt mounting hole of housing (33), and every equal threaded connection has locking bolt (36) in the bolt mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023037077.6U CN213847409U (en) | 2020-12-16 | 2020-12-16 | Anti-theft outdoor air conditioner cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023037077.6U CN213847409U (en) | 2020-12-16 | 2020-12-16 | Anti-theft outdoor air conditioner cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213847409U true CN213847409U (en) | 2021-07-30 |
Family
ID=76998392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023037077.6U Expired - Fee Related CN213847409U (en) | 2020-12-16 | 2020-12-16 | Anti-theft outdoor air conditioner cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213847409U (en) |
-
2020
- 2020-12-16 CN CN202023037077.6U patent/CN213847409U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhou Shanyun Inventor after: Zheng Shuyang Inventor after: Yu Yongneng Inventor after: Wang Xi Inventor after: Mao Shuiqiang Inventor after: Wu Yeqing Inventor before: Zheng Shuyang Inventor before: Yu Yongneng Inventor before: Wang Xi Inventor before: Mao Shuiqiang Inventor before: Zong Chengbing Inventor before: Wu Yeqing |
|
| CB03 | Change of inventor or designer information | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210730 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |