CN214181515U - Pressure storage type perfluorohexanone fire suppression device - Google Patents
Pressure storage type perfluorohexanone fire suppression device Download PDFInfo
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- CN214181515U CN214181515U CN202022125370.1U CN202022125370U CN214181515U CN 214181515 U CN214181515 U CN 214181515U CN 202022125370 U CN202022125370 U CN 202022125370U CN 214181515 U CN214181515 U CN 214181515U
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Abstract
The utility model provides a store pressure formula perfluor hexanone fire suppression device, include: outer box, installation control panel in the outer box and be used for the battery of control panel power supply and install in the outer box and be equipped with the high-pressure gas cylinder of medium of putting out a fire and connect the liquid outlet pipe way of high-pressure gas cylinder and liquid outlet with the liquid outlet, wherein with the liquid outlet: the fire extinguishing medium comprises perfluorohexanone, and a high-pressure reducing valve and a control valve which are sequentially arranged from one end connected with a high-pressure gas cylinder to one end connected with a liquid outlet nozzle are arranged in the liquid outlet pipeline. The utility model discloses when the operation of putting out a fire, the control valve is opened so that the fire-extinguishing medium in the high-pressure gas cylinder is sprayed by the liquid outlet nozzle again after reducing rated low pressure via the high pressure relief valve in the liquid outlet pipeline.
Description
Technical Field
The utility model relates to the technical field of fire extinguishing equipment, concretely relates to store pressure formula perfluor hexanone fire suppression device.
Background
In recent years, under the catalysis of national policies, the new energy automobile industry in China is developed at an overspeed, power battery enterprises in the market are also rapidly developed at present, the conditions of spontaneous combustion, spontaneous explosion and the like of lithium batteries are determined by the characteristics of the lithium batteries at the present stage, and great potential safety hazards exist, so that the corresponding fire extinguishing equipment needs to be matched.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems existing in the background technology, the utility model provides a pressure storage type perfluorohexanone fire suppression device.
The utility model provides a store pressure formula perfluor hexanone fire suppression device, include: outer box, installation control panel in the outer box and be used for the battery of control panel power supply and install in the outer box and be equipped with the high-pressure gas cylinder of medium of putting out a fire and connect the liquid outlet pipe way of high-pressure gas cylinder and liquid outlet with the liquid outlet, wherein with the liquid outlet:
the fire extinguishing medium comprises perfluorohexanone, and a high-pressure reducing valve and a control valve which are sequentially arranged from one end connected with a high-pressure gas cylinder to one end connected with a liquid outlet nozzle are arranged in the liquid outlet pipeline.
Preferably, a siphon assembly is mounted at the bottle mouth of the high-pressure gas bottle, and comprises a container valve fixedly mounted at the bottle mouth end and a siphon pipe connected with the container valve and extending into the bottle; the liquid outlet pipeline is connected with the siphon through the container valve.
Preferably, a confluence structural member with an inlet and an outlet and a pressure sensor arranged on the confluence structural member are arranged in the liquid outlet pipeline and between the high-pressure reducing valve and the high-pressure gas cylinder.
Preferably, the liquid outlet pipeline comprises a high-pressure pipe and a liquid outlet hose, wherein: one end of the high-pressure pipe is connected with the high-pressure gas cylinder, and the other end of the high-pressure pipe is connected with the inlet of the confluence structural member; the high-pressure reducing valve is fixedly arranged at the outlet end of the confluence structural member, and the control valve is fixedly arranged at the outlet end of the high-pressure reducing valve; one end of the liquid outlet hose is connected with the control valve, and the other end of the liquid outlet hose is connected with the liquid outlet nozzle.
Preferably, more than one high-pressure gas cylinder is arranged, and each high-pressure gas cylinder is connected with the inlet of the confluence structural member through a high-pressure pipe.
Preferably, the number of the high-pressure gas cylinders is two, and the two high-pressure gas cylinders are arranged in parallel and a space is reserved between the two high-pressure gas cylinders; the liquid outlet nozzle is positioned on the side wall of the outer box body, which is opposite to the bottle opening of the high-pressure gas bottle, and the control panel and the battery are both positioned on one side of the high-pressure gas bottle, which is close to the liquid outlet nozzle; the confluence structural member, the high-pressure reducing valve and the control valve are all positioned between the two high-pressure gas cylinders and are sequentially arranged from the bottom of the high-pressure gas cylinders to the top of the high-pressure gas cylinders.
Preferably, a control panel fixing frame is arranged in the outer box body, the control panel fixing frame comprises a limiting plate and a bottom plate, the limiting plate comprises an upper plate body and a lower plate body which are arranged up and down, and a side plate body which is positioned on one side of the upper plate body and the lower plate body and is connected with the upper plate body and the lower plate body, and the control panel is positioned between the upper plate body and the lower plate body; the bottom plate is fixedly assembled with the outer box body, and at least three positioning columns which are not on the same straight line and sequentially penetrate through the lower plate body and the control plate are arranged on the bottom plate.
Preferably, the orthographic projection of the upper plate body on the lower plate body is located on the inner side of each positioning column, each positioning column is provided with a central hole which extends from the top to the bottom and penetrates through the positioning column, and the control plate fixing frame further comprises a fastening piece, wherein one end of the fastening piece penetrates through the central hole to be fixed with the outer box body.
Preferably, a battery fixing frame for fixing a battery is arranged in the outer box body, the battery fixing frame comprises a U-shaped structural member in a U shape, a top baffle plate formed by horizontally extending the side edge of one side of the bottom of the U-shaped structural member to the opening direction of the U-shaped structural member, and a bottom fixing lug which is formed by horizontally extending the side edge of the other side of the bottom of the U-shaped structural member to the direction far away from the opening direction of the U-shaped structural member and is provided with a mounting hole, the bottom fixing lug is fixed at the top of the outer box body through a fastening member, a distance is reserved between the top baffle plate and the side edges of two sides of the U-shaped structural member, the end part of the top baffle plate and the end parts of the two opposite sides of the U-shaped structural member are respectively provided with flanges which are formed by being turned over towards the outer side directions of the three and are provided with mounting holes, and the flanges of the three are respectively fixed on the side wall of the same side of the outer box body through the fastening member; the battery is located on the inner side of the U-shaped structural member, and the outer wall of the battery is respectively abutted against the inner wall of the U-shaped structural member, the bottom and the side wall of the outer box body and the top baffle.
Preferably, the mounting holes in the bottom fixing lug and the top baffle are circular holes, and the mounting holes in the two opposite side edges of the U-shaped structural member are strip-shaped holes arranged along the direction of the connecting line of the two side edges.
Preferably, the internal high-pressure gas cylinder mount that is equipped with of outer box, the high-pressure gas cylinder mount includes front end fixing base and rear end fixing base, the front end fixing base include with outer box fixed assembly the front end base with the cooperation of front end base in order to lock spacing front end lock sleeve to the high-pressure gas cylinder neck, the rear end fixing base include with outer box fixed assembly the rear end base with the cooperation of rear end base in order to lock spacing rear end lock sleeve to the body position of high-pressure gas cylinder.
Preferably, the outer box body comprises a box body having a receiving cavity and an open top to form a port, and a cover plate fixed to the box body via a threaded fastener and forming a cover for the port.
Preferably, a sealing gasket is arranged at the joint of the cover plate and the box body.
Preferably, the outer box body is provided with a waterproof ventilation valve.
Preferably, the control valve is a puncture valve.
Preferably, the control valve is a vertical piercing valve.
Preferably, the liquid outlet nozzle is an atomizing nozzle.
The utility model discloses in, when the device received start signal, the control valve was opened so that the fire-extinguishing medium in the high-pressure gas cylinder was sprayed by the liquid outlet nozzle again after reducing rated low pressure via the high pressure relief valve in the liquid outlet pipe way, and the setting of this structure can prevent effectively that the high pressure from causing the damage to the protection object.
Drawings
FIG. 1 is a partially exploded view of a pressure-storing perfluorohexanone fire suppression device according to the present invention;
fig. 2 is a front view of the pressure storage type fire suppression device for perfluorohexanone according to the present invention in an assembled state.
Fig. 3 is a top view of the pressure storage type fire suppression device for perfluorohexanone according to the present invention in an assembled state.
Fig. 4 is a sectional view taken along line a-a of fig. 2.
Fig. 5 is a schematic structural view of the control panel fixing frame in the pressure storage type perfluorohexanone fire suppression device provided by the present invention.
Fig. 6 is a schematic structural view of the battery holder in the pressure storage type fire suppression device using perfluorohexanone according to the present invention.
Detailed Description
Referring to fig. 1-3, the present invention provides a pressure storage type fire suppression device for perfluorohexanone, comprising: outer box 1 with drain nozzle a, install control panel 2 in outer box 1 and be used for the battery 3 of control panel 2 power supply and install in outer box 1 and be equipped with the high-pressure gas cylinder 4 of fire extinguishing medium and connect the liquid outlet pipe way of high-pressure gas cylinder 4 and drain nozzle a, wherein:
the fire extinguishing medium comprises perfluorohexanone, a high-pressure reducing valve 5 and a control valve 6 are arranged in the liquid outlet pipeline in sequence from one end connected with the high-pressure gas cylinder 4 to one end connected with the liquid outlet nozzle a, and the control valve 6 is a puncture valve. In the fire extinguishing operation, the control valve 6 is opened to break the pressure balance in the high-pressure gas cylinder 4, so that the fire extinguishing medium in the high-pressure gas cylinder 4 enters the liquid outlet pipeline, is reduced to the rated low pressure by the high-pressure reducing valve 5 in the liquid outlet pipeline and then is sprayed out from the liquid outlet nozzle a.
Referring to fig. 4, a siphon assembly is installed at a bottle mouth of a high-pressure gas bottle 4, and comprises a container valve 7 fixedly installed at the bottle mouth end and a siphon 8 connected with the container valve 7 and extending into the bottle; the liquid outlet pipeline is connected with the siphon pipe 8 through the container valve 7, and in the fire extinguishing operation, when the control valve 6 is opened, the pressure balance in the high-pressure gas cylinder 4 is broken, so that fire extinguishing medium flows to the liquid outlet pipeline through the siphon pipe 8 and the container valve 7, the structure can effectively ensure that the fire extinguishing medium in the high-pressure gas cylinder 7 flows out quickly and fully, and the problem of fire extinguishing medium residue is avoided.
Referring to fig. 5, a control panel fixing frame is arranged in the outer box body 1, the control panel fixing frame comprises a limiting plate 13 and a bottom plate 14, the limiting plate 13 comprises an upper plate body and a lower plate body which are arranged up and down, and a side plate body which is positioned at one side of the upper plate body and the lower plate body and is connected with the upper plate body and the lower plate body; the control board 2 is positioned between the upper board body and the lower board body; bottom plate 14 and outer box 1 fixed mounting are equipped with three reference column b that is not on same straight line and passes plate body and control panel 2 in proper order on bottom plate 14 at least, and the setting of this structure can avoid other parts to produce with control panel 2 and interfere, can realize control panel 2's quick assembly disassembly again, and the later maintenance of being convenient for. In addition, in this embodiment, the orthographic projection of the upper plate body on the lower plate body is located on the inner side of each positioning column b, each positioning column b is provided with a central hole which extends from the top to the bottom and is penetrated, and the control plate fixing frame further comprises a fastening piece with one end penetrating through the central hole to be fixed with the outer box body 1, so that the stability of the assembling structure is enhanced.
Referring to fig. 6, a battery fixing frame for fixing the battery 3 is arranged in the outer box 1, the battery fixing frame includes a U-shaped structural member 15 in a U shape, a top baffle 16 formed by horizontally extending a side edge of one side of the bottom of the U-shaped structural member 15 to an opening direction thereof, and a bottom fixing lug 17 formed by horizontally extending a side edge of the other side of the bottom of the U-shaped structural member 15 to a direction away from the opening direction thereof and having a mounting hole, the bottom fixing lug 17 is fixed to the top of the outer box 1 through a fastening member, a space is reserved between the top baffle 16 and the side edges of the two sides of the U-shaped structural member 15, the end of the top baffle 16 and the end of the side edges of the two opposite sides of the U-shaped structural member 15 are respectively provided with flanges which are formed by being turned over in an outer side direction of the three and have mounting holes, and the flanges of the three are respectively fixed to the side wall of the same side of the outer box 1 through the fastening member; the mounting holes in the bottom fixing lug 17 and the top baffle 16 are circular holes, and the mounting holes in the two opposite side edges of the U-shaped structural member 15 are strip-shaped holes arranged along the direction of the connecting line of the two mounting holes. The battery 3 is located inside the U-shaped structure 15, and the outer wall thereof abuts against the inner wall of the U-shaped structure 15, the bottom and side walls of the outer case 1, and the top baffle 16, respectively, so that the battery 3 is kept fixed inside the outer case 1. This structure makes it possible to facilitate wiring, save space, and allow the battery 3 to dissipate heat quickly.
In addition, in this embodiment, a confluence structural member 9 having an inlet and an outlet and a pressure sensor 10 installed on the confluence structural member 9 are installed in the liquid outlet pipeline and between the high pressure reducing valve 5 and the high pressure gas cylinder 4, the confluence structural member 9 is structurally configured to buffer the fire extinguishing medium in a high pressure state, and the pressure sensor 10 can be used to detect whether the high pressure gas cylinder 4 leaks.
In this embodiment, the liquid outlet pipe includes a high-pressure pipe 11 and a liquid outlet hose 12, wherein: one end of the high-pressure pipe 11 is connected with the high-pressure gas cylinder 4, and the other end of the high-pressure pipe is connected with the inlet of the confluence structural member 9; the high-pressure reducing valve 5 is fixedly arranged at the outlet end of the confluence structural part 9, and the control valve 6 is fixedly arranged at the outlet end of the high-pressure reducing valve 5; one end of the liquid outlet hose 12 is connected with the control valve 6, the other end of the liquid outlet hose is connected with the liquid outlet nozzle a, and the combined structure of the high-pressure pipe 11 and the liquid outlet hose 12 can guarantee the safety of fire extinguishing medium conveying and facilitate pipeline arrangement.
In this embodiment, more than one high-pressure gas cylinder 4 is provided, and each high-pressure gas cylinder 4 is connected with the inlet of the confluence structural member 9 through a high-pressure pipe 11, so that the fire extinguishing medium in each high-pressure gas cylinder 4 is converged in the confluence structural member 9 and then enters the high-pressure reducing valve 5.
In this embodiment, the number of the high-pressure gas cylinders 4 is two, and the two high-pressure gas cylinders 4 are arranged in parallel with a space reserved therebetween; the liquid outlet nozzle a is positioned on the side wall of the outer box body 1 opposite to the opening of the high-pressure gas cylinder 4, and the control panel 2 and the battery 3 are both positioned on one side of the high-pressure gas cylinder 4 close to the liquid outlet nozzle a; the confluence structural part 9, the high-pressure reducing valve 5 and the control valve 6 are all positioned between the two high-pressure gas cylinders 4 and are sequentially arranged from the bottom of the high-pressure gas cylinders 4 to the top of the high-pressure gas cylinders in sequence, and the structure is reasonable in layout, can effectively enhance the effective utilization rate of space, and reduces the overall length of a liquid outlet pipeline.
In this embodiment, be equipped with the high-pressure gas cylinder mount in outer box 1, the high-pressure gas cylinder mount includes front end fixing base 18 and rear end fixing base 19, front end fixing base 18 include with outer box 1 fixed assembly's front end base and with the cooperation of front end base in order to lock spacing front end lock sleeve to high-pressure gas cylinder 4 neck, rear end fixing base 19 include with outer box 1 fixed assembly's rear end base and with the cooperation of rear end base in order to lock spacing rear end lock sleeve to high-pressure gas cylinder 4's body position.
In addition, the outer box 1 includes a box 101 having a cavity and an open top to form a port, and a cover plate 102 fixed to the box 101 via a threaded fastener and forming a cover for the port, and a sealing gasket 20 is disposed at a joint of the cover plate 102 and the box 101 to facilitate maintenance of internal components and ensure a sealing effect. The outer box 1 is provided with a waterproof ventilation valve 21. The control valve 6 is a vertical puncture valve. The liquid outlet nozzle a is an atomizing nozzle.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (17)
1. A pressure-storing perfluorohexanone fire suppression device, comprising: outer box (1) with drain nozzle (a), install control panel (2) in outer box (1) and be used for battery (3) for control panel (2) power supply to and install high-pressure gas cylinder (4) that just are equipped with fire extinguishing medium in outer box (1) and connect high-pressure gas cylinder (4) and the liquid outlet pipe way of drain nozzle (a), wherein:
the fire extinguishing medium comprises perfluorohexanone, and a high-pressure reducing valve (5) and a control valve (6) which are sequentially arranged from one end connected with a high-pressure gas cylinder (4) to one end connected with a liquid outlet nozzle (a) are arranged in the liquid outlet pipeline.
2. The pressure storage type perfluorohexanone fire suppression device according to claim 1, wherein a siphon assembly is installed at the mouth of the high pressure gas cylinder (4), and comprises a container valve (7) fixedly installed at the mouth end and a siphon tube (8) connected with the container valve (7) and extending into the cylinder; the liquid outlet pipeline is connected with a siphon (8) through a container valve (7).
3. The pressure storage type perfluorohexanone fire suppression device according to claim 1, wherein a confluence structure (9) with an inlet and an outlet and a pressure sensor (10) installed on the confluence structure (9) are installed in the liquid outlet line between the high pressure reducing valve (5) and the high pressure gas cylinder (4).
4. The pressure-storage type perfluorohexanone fire suppression device according to claim 3, wherein the outlet line comprises a high-pressure pipe (11) and an outlet hose (12), wherein: one end of the high-pressure pipe (11) is connected with the high-pressure gas cylinder (4), and the other end of the high-pressure pipe is connected with an inlet of the confluence structural member (9); the high-pressure reducing valve (5) is fixedly arranged at the outlet end of the confluence structural member (9), and the control valve (6) is fixedly arranged at the outlet end of the high-pressure reducing valve (5); one end of the liquid outlet hose (12) is connected with the control valve (6), and the other end is connected with the liquid outlet nozzle (a).
5. The pressure storage type perfluorohexanone fire suppression device according to claim 4, wherein there is more than one high pressure gas cylinders (4), and each high pressure gas cylinder (4) is connected to the inlet of the confluence structure (9) through a high pressure pipe (11).
6. The pressure storage type perfluorohexanone fire suppression device according to claim 4, wherein the number of the high pressure gas cylinders (4) is two, and the two high pressure gas cylinders (4) are arranged in parallel with a space reserved therebetween; the liquid outlet nozzle (a) is positioned on the side wall of the outer box body (1) opposite to the bottle opening of the high-pressure gas bottle (4), and the control panel (2) and the battery (3) are both positioned on one side of the high-pressure gas bottle (4) close to the liquid outlet nozzle (a); the confluence structural member (9), the high-pressure reducing valve (5) and the control valve (6) are all positioned between the two high-pressure gas cylinders (4) and are sequentially arranged from the bottom of the high-pressure gas cylinders (4) to the top of the high-pressure gas cylinders.
7. The pressure-storage type perfluorohexanone fire suppression device according to claim 1, wherein a control panel holder is provided in the outer case (1), the control panel holder comprises a limiting plate (13) and a bottom plate (14), the limiting plate (13) comprises an upper plate body and a lower plate body which are arranged up and down, and a side plate body which is located at one side of the upper plate body and the lower plate body and connects the upper plate body and the lower plate body, and the control panel (2) is located between the upper plate body and the lower plate body; bottom plate (14) and outer box (1) fixed assembly are equipped with three reference column (b) that are not in same straight line and pass lower plate body and control panel (2) in proper order on bottom plate (14) at least.
8. The pressure-storing perfluorohexanone fire suppression device according to claim 7, wherein the orthographic projection of the upper plate on the lower plate is located inside each positioning post (b) having a central hole extending from the top to the bottom thereof and passing through, the control panel holder further comprising a fastener having one end passing through the central hole to be fixed to the outer case (1).
9. The pressure storage type perfluorohexanone fire suppression device according to claim 1, wherein a battery holder is provided in the outer case (1), the battery holder comprises a U-shaped structural member (15) shaped as a U, a top baffle (16) formed by horizontally extending a side edge of one side of the bottom of the U-shaped structural member (15) toward the opening direction thereof, and a bottom fixing lug (17) formed by horizontally extending a side edge of the other side of the bottom of the U-shaped structural member (15) away from the opening direction thereof and having a mounting hole, the bottom fixing lug (17) is fixed to the top of the outer case (1) through a fastener, a space is reserved between the top baffle (16) and the side edge of the two sides of the U-shaped structural member (15), the end of the top baffle (16) and the end of the side edge of the two opposite sides of the U-shaped structural member (15) are respectively provided with flanges which are formed by being folded toward the outside direction of the three and have a mounting hole, the turned-over edges of the three are respectively fixed on the side wall of the same side of the outer box body (1) through fasteners; the battery (3) is positioned on the inner side of the U-shaped structural member (15), and the outer wall of the battery is respectively abutted against the inner wall of the U-shaped structural member (15), the bottom and the side wall of the outer box body (1) and the top baffle (16).
10. The pressure-storing perfluorohexanone fire suppression device according to claim 9, wherein the mounting holes on the bottom fixing lug (17) and the top baffle (16) are circular holes, and the mounting holes on the two opposite side edges of the U-shaped structural member (15) are strip-shaped holes arranged along the connecting line direction of the two.
11. The pressure storage type perfluorohexanone fire suppression device according to claim 1, wherein a high pressure gas cylinder holder is provided in the outer case (1), the high pressure gas cylinder holder comprises a front end holder (18) and a rear end holder (19), the front end holder (18) comprises a front end base fixedly assembled with the outer case (1) and a front end locking sleeve cooperating with the front end base to lock and limit the neck of the high pressure gas cylinder (4), and the rear end holder (19) comprises a rear end base fixedly assembled with the outer case (1) and a rear end locking sleeve cooperating with the rear end base to lock and limit the body part of the high pressure gas cylinder (4).
12. The pressure-storing perfluorohexanone fire suppression device according to claim 1, wherein the outer case (1) comprises a case (101) having a cavity and an open top to form a port, and a cover plate (102) fixed to the case (101) via a threaded fastener and forming a cover for the port.
13. The pressure-storing perfluorohexanone fire suppression device according to claim 12, wherein a sealing gasket (20) is provided at the junction of the cover plate (102) and the tank (101).
14. The pressure-storage type perfluorohexanone fire suppression device according to any one of claims 1 to 13, wherein a waterproof vent valve (21) is installed on the outer case (1).
15. The pressure-storing perfluorohexanone fire suppression device according to claim 14, wherein the control valve (6) is a puncture valve.
16. The pressure-storing perfluorohexanone fire suppression device according to claim 15, wherein the control valve (6) is a vertical puncture valve.
17. The pressure-storing perfluorohexanone fire suppression device according to claim 13, wherein the outlet nozzle (a) is an atomizing nozzle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022125370.1U CN214181515U (en) | 2020-09-24 | 2020-09-24 | Pressure storage type perfluorohexanone fire suppression device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022125370.1U CN214181515U (en) | 2020-09-24 | 2020-09-24 | Pressure storage type perfluorohexanone fire suppression device |
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| Publication Number | Publication Date |
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| CN214181515U true CN214181515U (en) | 2021-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022125370.1U Active CN214181515U (en) | 2020-09-24 | 2020-09-24 | Pressure storage type perfluorohexanone fire suppression device |
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| CN (1) | CN214181515U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112402837A (en) * | 2020-09-24 | 2021-02-26 | 安徽中科中涣防务装备技术有限公司 | Pressure storage type perfluorohexanone fire suppression device |
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2020
- 2020-09-24 CN CN202022125370.1U patent/CN214181515U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112402837A (en) * | 2020-09-24 | 2021-02-26 | 安徽中科中涣防务装备技术有限公司 | Pressure storage type perfluorohexanone fire suppression device |
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Address after: No. 7, Shinan Road, Baiyan Science Park, High-tech Zone, Hefei City, Anhui Province, 230000 Patentee after: Anhui Zhongke Zhonghuan Intelligent Equipment Co.,Ltd. Address before: Room 907-911, F3 building, phase II, innovation industrial park, 2800 innovation Avenue, high tech Zone, Hefei, Anhui 230000 Patentee before: ANHUI CAS-ZHONGHUAN DEFENSE EQUIPMENT TECHNOLOGY CO.,LTD. |
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