CN211357244U - Medical gas multi-gas two-stage pressure-stabilizing adjusting device - Google Patents
Medical gas multi-gas two-stage pressure-stabilizing adjusting device Download PDFInfo
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- CN211357244U CN211357244U CN201921465930.9U CN201921465930U CN211357244U CN 211357244 U CN211357244 U CN 211357244U CN 201921465930 U CN201921465930 U CN 201921465930U CN 211357244 U CN211357244 U CN 211357244U
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Abstract
The utility model belongs to the technical field of medical equipment, a medical gaseous many gas second grade steady voltage adjusting device is provided. The device comprises a box cover and a box body connected with the box cover through a hinge, wherein a negative pressure suction gas transmission pipeline and CO are arranged inside the box body2The device comprises a gas transmission pipeline, a laughing gas transmission pipeline, an oxygen and compressed air combined type gas transmission pipeline and a circuit controller. The utility model discloses a device attracts oxygen, negative pressure, compressed air, CO2, five kinds of medical gases of laughing gas are concentrated on a box and are carried out steady voltage regulation and detection, through carrying out the modularization preparation with two return circuits second grade steady voltage control unit to reduced the volume, again with the orderly range of each gaseous two return circuits steady voltage module in a box, be convenient for look intoPolling, pressure regulation, troubleshooting, and reducing the number of different types of piping due to modular installation.
Description
Technical Field
The utility model belongs to the technical field of medical equipment, especially, relate to a gaseous many gas second grade steady voltage adjusting device of medical.
Background
Medical gas systems such as medical negative pressure suction, CO2, laughing gas and the like are called life support systems, are special products directly related to lives and health of people, and therefore have hard requirements on the quality of the products. Therefore, the supply system for medical gas such as medical negative pressure suction, CO2 and laughing gas is an important and indispensable component of a hospital, and comprises a plurality of parts such as a medical negative pressure suction system, a CO2 system, a laughing gas system, laughing gas (N2O), a nitrogen system, a carbon dioxide system and a central workstation, and the hospital can obtain a powerful gas supply system through a medical gas central pipeline system, so that the high-efficiency operation of the medical system of the hospital is ensured. Generally, the medical gas is delivered to each floor of a hospital building through a shaft type gas delivery pipeline by a central working room or a central gas supply station (including an oxygen supply station, a vacuum pump room, an air compressor station and the like) of a centrally managed central piping system, and then the medical gas is supplied to each gas terminal in a corresponding gas use area through a secondary flow dividing device and a pressure reducing and stabilizing device for use by a patient.
At present, the medical second-stage valve box structure on the market is composed of a box body, a valve, a pressure gauge and pipelines, the structure is simple, the function is single, particularly, a single-gas second-stage pressure stabilizing box is commonly used, and due to the fact that medical gas is various in types, wide in distribution and very complex in condition, the installation of an air supply pipeline is very complex, the size is large, the maintenance is inconvenient, and the like, so that nursing personnel are difficult to operate.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a medical gaseous many gas second grade steady voltage adjusting device to the problem that current medical second grade valve case installation pipeline is complicated, bulky, the maintenance is not convenient for.
In order to achieve the purpose, the utility model adopts the following technical scheme to realize.
A medical gas multi-gas two-stage pressure stabilizing and adjusting device comprises a box cover and a box body connected with the box cover through hinges, wherein a negative pressure suction gas transmission pipeline and CO are arranged inside the box body2The negative pressure suction gas transmission pipeline is positioned at the upper part of the box body, and the CO is connected with the circuit controller2The gas transmission pipeline and the laughing gas transmission pipeline are positioned in the middle of the box body, and the oxygen and compressed air combined type gas transmission pipeline is positioned at the lower part of the box body; the negative pressure suction gas transmission pipeline is provided with a negative pressure suction gas inlet pipe, a negative pressure suction gas outlet pipe, a ball valve, a negative pressure suction pressure gauge and a first pressure sensorThe ball valve, the negative pressure suction pressure gauge and the first pressure sensor are arranged between the negative pressure suction air inlet pipe and the negative pressure suction air outlet pipe; the CO is2The gas transmission pipeline comprises a CO2 inlet pipe and CO2Gas outlet pipe and CO2Reduced pressure upper branch pipe and CO2Branch pipe and CO under reduced pressure2Stop valve, CO2Pressure reducing valve, CO2A pressure gauge and a second pressure sensor, the CO2The upper pressure-reducing branch pipe and the lower CO2 pressure-reducing branch pipe are arranged on the CO2Inlet pipe and CO2Between the gas outlet pipes, the CO2Reduced pressure upper leg and CO2Two CO are respectively arranged on the branch pipes under the reduced pressure2Stop valve, a CO2Pressure reducing valve of said CO2The pressure reducing valve is arranged on the CO2Between the stop valves, the CO2Reduced pressure upper leg and CO2CO is arranged on a pipeline between stop valves at the air outlet end of the pressure reduction lower branch pipe2A pressure gauge and a second pressure sensor; the laughing gas delivery pipeline comprises a laughing gas inlet pipe, a laughing gas outlet pipe, a laughing gas pressure-reducing upper branch pipe, a laughing gas pressure-reducing lower branch pipe, a laughing gas stop valve, a laughing gas pressure-reducing valve, a laughing gas pressure gauge and a third pressure sensor, wherein the laughing gas pressure-reducing upper branch pipe and the laughing gas pressure-reducing lower branch pipe are arranged between the laughing gas inlet pipe and the laughing gas outlet pipe; the oxygen and compressed air combined gas transmission pipeline comprises an oxygen and compressed air inlet pipe, an oxygen outlet pipe, a compressed air outlet pipe, an oxygen pressure reduction upper branch pipe, an oxygen pressure reduction lower branch pipe, an oxygen stop valve, an oxygen pressure reducing valve, an oxygen pressure gauge and a fourth pressure sensor, a compressed air pressure reduction upper branch pipe, a compressed air pressure reduction lower branch pipe, a compressed air stop valve, a compressed air pressure reducing valve, a compressed air gauge and a fifth pressure sensor, wherein the oxygen pressure reduction upper branch pipe and the oxygen pressure reduction lower branch pipe are arranged between the oxygen and compressed air inlet pipe and the oxygen outlet pipe, and the oxygen pressure reduction upper branch pipe and the oxygen pressure reduction lower branch pipe are respectively provided with twoThe oxygen pressure reducing valve is arranged between the oxygen stop valves, an oxygen pressure gauge and a fourth pressure sensor are arranged on a pipeline between the stop valves at the air outlet ends of the oxygen pressure reducing upper branch pipe and the oxygen pressure reducing lower branch pipe, the compressed air pressure reducing upper branch pipe and the compressed air pressure reducing lower branch pipe are arranged between an oxygen and compressed air inlet pipe and a compressed air outlet pipe, two compressed air stop valves and a compressed air pressure reducing valve are arranged on the compressed air pressure reducing upper branch pipe and the compressed air pressure reducing lower branch pipe respectively, the compressed air pressure reducing valve is arranged between the compressed air stop valves, and a compressed air pressure gauge and a fifth pressure sensor are arranged on a pipeline between the stop valves at the air outlet ends of the compressed air pressure reducing upper branch pipe and the compressed air pressure reducing lower branch pipe; the circuit controller is arranged below the oxygen and compressed air combined type gas transmission pipeline in the box body and comprises a CPU chip, a power supply module, an acousto-optic alarm circuit module and a keyboard, wherein the CPU chip is respectively connected with the first pressure sensor, the second pressure sensor, the third pressure sensor, the fourth pressure sensor, the fifth pressure sensor, the power supply module, the acousto-optic alarm circuit module and the keyboard.
Furthermore, an observation window is arranged on the box cover.
Further, still be equipped with the display screen on the case lid, the display screen is located observation window below, the display screen with the CPU chip is connected.
Further, the display screen is an LED display screen.
Furthermore, the acousto-optic alarm circuit module is provided with an IP address and can be used for networking and centralized monitoring management.
The CPU chip can set a storage working mode in a programmable mode, has an IP address and keeps communication with the host computer in an RS485 bus mode.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a device attracts oxygen, negative pressure, compressed air, CO2, five kinds of medical gases of laughing gas concentrate on a box and carry out steady voltage regulation and detection, through carrying out the modularization preparation with two return circuit second grade steady voltage control unit to reduced the volume, in a box with the orderly range of each gaseous two return circuit steady voltage module again, be convenient for inquiry, pressure adjustment, troubleshooting, and because the modularization installation has reduced the pipeline of various heterotypies.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Reference numerals: 1-box cover, 2-box body, 3-negative pressure suction gas transmission pipeline, 31-ball valve, 32-first pressure sensor, 33-negative pressure suction gas inlet pipe, 34-negative pressure suction gas outlet pipe, 35-negative pressure suction pressure meter, 4-CO2Gas pipeline, 41-CO2Pressure gauge, 42-second pressure sensor, 43-CO2Inlet pipe, 44-CO2Outlet pipe of 45-CO2Stop valve, 46-CO2The pressure reducing valve, the 5-laughing gas conveying pipeline, the 51-third pressure sensor, the 52-laughing gas pressure gauge, the 53-laughing gas inlet pipe, the 54-laughing gas outlet pipe, the 55-laughing gas stop valve, the 56-laughing gas pressure reducing valve, the 6-oxygen and compressed air combined type conveying pipeline, the 61-oxygen pressure gauge, the 62-fourth pressure sensor and the 63-oxygen and compressed air inlet pipe, the 64-oxygen outlet pipe, the 65-compressed air outlet pipe, the 66-compressed air pressure gauge, the 67-fifth pressure sensor, the 68-compressed air stop valve, the 69-oxygen pressure reducing valve, the 7-circuit controller, the 8-observation window and the 9-display screen.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Examples
As shown in figure 1, the medical gas multi-gas two-stage pressure stabilizing and adjusting device comprises a box cover 1 and a box body 2 connected with the box cover 1 through a hinge, wherein a negative pressure suction gas transmission pipeline 3 and CO are arranged inside the box body 22A gas transmission pipeline 4, a laughing gas transmission pipeline 5, an oxygen and compressed air combined gas transmission pipeline 6 and a circuit controller 7, wherein the negative pressure suction gas transmission pipeline 3 is positioned at the upper part of the box body 2, and the CO is absorbed by the CO2The gas transmission pipeline 3 and the laughing gas transmission pipeline 4 are positioned in the middle of the box body 2, and the oxygen and the laughing gas are transmittedThe compressed air combined type gas transmission pipeline 6 is positioned at the lower part of the box body 2; the negative pressure suction gas transmission pipeline 3 is provided with a negative pressure suction gas inlet pipe 33, a negative pressure suction gas outlet pipe 34, a ball valve 31, a negative pressure suction pressure gauge 35 and a first pressure sensor 32, and the ball valve 31, the negative pressure suction pressure gauge 35 and the first pressure sensor 32 are arranged between the negative pressure suction gas inlet pipe 33 and the negative pressure suction gas outlet pipe 34; the CO is2The gas pipeline 4 comprises CO2Intake pipe 43, CO2Gas outlet pipe 44, CO2Reduced pressure upper branch pipe and CO2Branch pipe and CO under reduced pressure2Stop valve 45, CO2Pressure reducing valve 46, CO2A pressure gauge 41 and a second pressure sensor 42, the CO2The upper pressure-reducing branch pipe and the lower CO2 pressure-reducing branch pipe are arranged on the CO2Intake pipe 43 and CO2Between the outlet pipe 44 of the CO2Reduced pressure upper leg and CO2Two CO are respectively arranged on the branch pipes under the reduced pressure2Stop valve 45, a CO2Pressure reducing valve 46, said CO2The pressure reducing valve 46 is arranged at the CO2Between the stop valves 45, the CO2Reduced pressure upper leg and CO2CO is arranged on a pipeline between the stop valves 45 at the air outlet end of the pressure reduction lower branch pipe2A pressure gauge 41 and a second pressure sensor 42; the laughing gas pipeline 5 comprises a laughing gas inlet pipe 53, a laughing gas outlet pipe 54, a laughing gas pressure-reducing upper branch pipe, a laughing gas pressure-reducing lower branch pipe, a laughing gas stop valve 55, a laughing gas pressure-reducing valve 56, a laughing gas pressure gauge 52 and a third pressure sensor 51, the laughing gas pressure-reducing upper branch pipe and the laughing gas pressure-reducing lower branch pipe are arranged between the laughing gas inlet pipe 53 and the laughing gas outlet pipe 54, the laughing gas pressure-reducing upper branch pipe and the laughing gas pressure-reducing lower branch pipe are respectively provided with two laughing gas stop valves 55 and one laughing gas pressure-reducing valve 56, the laughing gas pressure-reducing valve 56 is arranged between the laughing gas stop valves 55, and a pipeline between the laughing gas pressure-reducing upper branch pipe and the stop; the oxygen and compressed air combined gas transmission pipeline 6 comprises an oxygen and compressed air inlet pipe 63, an oxygen outlet pipe 64, a compressed air outlet pipe 65, an oxygen pressure-reducing upper branch pipe, an oxygen pressure-reducing lower branch pipe, an oxygen stop valve, an oxygen pressure-reducing valve 69, an oxygen pressure gauge 61, a fourth pressure sensor 62, a compressed air pressure-reducing upper branch pipeThe oxygen pressure reducing valve comprises an air pressure reducing upper branch pipe, a compressed air stop valve 68, a compressed air pressure reducing valve, a compressed air pressure gauge 66 and a fifth pressure sensor 67, wherein the oxygen pressure reducing upper branch pipe and the oxygen pressure reducing lower branch pipe are arranged between an oxygen and compressed air inlet pipe 63 and an oxygen outlet pipe 64, the oxygen pressure reducing upper branch pipe and the oxygen pressure reducing lower branch pipe are respectively provided with two oxygen stop valves and an oxygen pressure reducing valve 69, the oxygen pressure reducing valves 69 are arranged between the oxygen stop valves, an oxygen pressure gauge 61 and a fourth pressure sensor 62 are arranged on a pipeline between the stop valves at the air outlet ends of the oxygen pressure reducing upper branch pipe and the oxygen pressure reducing lower branch pipe, the compressed air pressure reducing upper branch pipe and the compressed air pressure reducing lower branch pipe are arranged between the oxygen and compressed air inlet pipe 63 and the compressed air outlet pipe 65, and the compressed air pressure reducing upper, The compressed air pressure reducing valve is arranged between the compressed air stop valves 68, and a compressed air pressure gauge 66 and a fifth pressure sensor 67 are arranged on a pipeline between the compressed air pressure reducing upper branch pipe and the stop valve 68 at the air outlet end of the compressed air pressure reducing lower branch pipe; the circuit controller 7 is arranged below the oxygen and compressed air combined type gas transmission pipeline 6 in the box body 2 and comprises a CPU chip, a power supply module, an acousto-optic alarm circuit module and a keyboard, wherein the CPU chip is respectively connected with the first pressure sensor 32, the second pressure sensor 42, the third pressure sensor 51, the fourth pressure sensor 62, the fifth pressure sensor 67, the power supply module, the acousto-optic alarm circuit module and the keyboard.
An observation window 8 is arranged on the box cover 1, a display screen 9 is further arranged on the box cover, the display screen 9 is positioned below the observation window 8, the display screen 9 is connected with the CPU chip, and the display screen 9 is an LED display screen; the acousto-optic alarm circuit module is provided with an IP address which can be networked for centralized monitoring management, the CPU chip can be programmed to set a storage working mode, and the CPU chip is provided with an IP address and keeps communication with a host computer in an RS485 bus mode.
When the box cover 1 of the medical gas multi-gas secondary pressure stabilizing and adjusting device is closed and fixed on a wall body, the transverse length is 650mm, the vertical length is 950mm, and the thickness is 200 mm.
The central working room or central air supply station of the hospital sucks negative pressure and CO2Laughing gas, oxygen, compressed air transmit every layer of hospital's building through the gas transmission pipeline of shaft formula, each gas gets into through corresponding intake pipe the utility model discloses a corresponding gas transmission pipeline of the many gas second grade steady voltage adjusting device of medical gas, through the pressure value that each manometer direct indication corresponds gas, through stop valve control gas through whether pass through, carry out gaseous steady voltage through the relief pressure valve, the gas pressure after adjusting each gaseous steady voltage transmits the circuit controller with the signal of electric mode through corresponding pressure sensor, through each gas pressure signal of electric of CPU chip analysis, compare whether exceed preset's threshold value, exceed or be excessively less than threshold value then acousto-optic warning circuit module work, report to the police. The acousto-optic alarm circuit module is provided with an IP address which can be networked for centralized monitoring management, the CPU chip can be programmed to set a storage working mode, and the CPU chip is provided with an IP address and keeps communication with a host computer in an RS485 bus mode.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience of describing the present patent and for simplification of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present patent. It should be noted that unless otherwise expressly specified or limited, the terms "mounted," "connected," and "disposed" are intended to be broadly construed and include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (5)
1. The utility model provides a many gas second grade steady voltage adjusting device of medical gas, includes the case lid and passes through hinge connection's box, its characterized in that with the case lid: the interior of the box body is provided with a negative pressure suction gas transmission pipeline and CO2The negative pressure suction gas transmission pipeline is positioned at the upper part of the box body, and the CO is connected with the circuit controller2The gas transmission pipeline and the laughing gas transmission pipeline are positioned in the middle of the box body, and the oxygen and compressed air combined type gas transmission pipeline is positioned at the lower part of the box body; the negative pressure suction gas transmission pipeline is provided with a negative pressure suction gas inlet pipe, a negative pressure suction gas outlet pipe, a ball valve, a negative pressure suction pressure gauge and a first pressure sensor, and the ball valve, the negative pressure suction pressure gauge and the first pressure sensor are arranged between the negative pressure suction gas inlet pipe and the negative pressure suction gas outlet pipe; the CO is2The gas transmission pipeline comprises a CO2 inlet pipe and CO2Gas outlet pipe and CO2Reduced pressure upper branch pipe and CO2Branch pipe and CO under reduced pressure2Stop valve, CO2Pressure reducing valve, CO2A pressure gauge and a second pressure sensor, the CO2The upper pressure-reducing branch pipe and the lower CO2 pressure-reducing branch pipe are arranged on the CO2Inlet pipe and CO2Between the gas outlet pipes, the CO2Reduced pressure upper leg and CO2Two CO are respectively arranged on the branch pipes under the reduced pressure2Stop valve, a CO2Pressure reducing valve of said CO2The pressure reducing valve is arranged on the CO2Between the stop valves, the CO2Reduced pressure upper leg and CO2CO is arranged on a pipeline between stop valves at the air outlet end of the pressure reduction lower branch pipe2A pressure gauge and a second pressure sensor; the laughing gas transmission pipeline comprises a laughing gas inlet pipe, a laughing gas outlet pipe, a laughing gas pressure-reducing upper branch pipe, a laughing gas pressure-reducing lower branch pipe, a laughing gas stop valve, a laughing gas pressure-reducing valve, a laughing gas pressure gauge and a third pressure sensorThe laughing gas pressure reducing upper branch pipe and the laughing gas pressure reducing lower branch pipe are arranged between a laughing gas inlet pipe and a laughing gas outlet pipe, two laughing gas stop valves and a laughing gas pressure reducing valve are arranged on the laughing gas pressure reducing upper branch pipe and the laughing gas pressure reducing lower branch pipe respectively, the laughing gas pressure reducing valve is arranged between the laughing gas stop valves, and a laughing gas pressure gauge and a third pressure sensor are arranged on a pipeline between the laughing gas pressure reducing upper branch pipe and the stop valve at the gas outlet end of the laughing gas pressure reducing lower branch pipe; the oxygen and compressed air combined gas transmission pipeline comprises an oxygen and compressed air inlet pipe, an oxygen outlet pipe, a compressed air outlet pipe, an oxygen pressure reduction upper branch pipe, an oxygen pressure reduction lower branch pipe, an oxygen stop valve, an oxygen pressure reducing valve, an oxygen pressure gauge and a fourth pressure sensor, a compressed air pressure reduction upper branch pipe, a compressed air pressure reduction lower branch pipe, a compressed air stop valve, a compressed air pressure reducing valve, a compressed air pressure gauge and a fifth pressure sensor, wherein the oxygen pressure reduction upper branch pipe and the oxygen pressure reduction lower branch pipe are arranged between the oxygen and compressed air inlet pipe and the oxygen outlet pipe, the oxygen pressure reduction upper branch pipe and the oxygen pressure reduction lower branch pipe are respectively provided with two oxygen stop valves and one oxygen pressure reducing valve, the oxygen pressure reducing valve is arranged between the oxygen stop valves, and a pipeline between the oxygen pressure reduction upper branch pipe and the stop valve at the gas outlet end of, the compressed air pressure reducing upper branch pipe and the compressed air pressure reducing lower branch pipe are arranged between an oxygen and compressed air inlet pipe and a compressed air outlet pipe, two compressed air stop valves and a compressed air pressure reducing valve are respectively arranged on the compressed air pressure reducing upper branch pipe and the compressed air pressure reducing lower branch pipe, the compressed air pressure reducing valve is arranged between the compressed air stop valves, and a compressed air pressure gauge and a fifth pressure sensor are arranged on a pipeline between the compressed air pressure reducing upper branch pipe and the stop valve at the air outlet end of the compressed air pressure reducing lower branch pipe; the circuit controller is arranged below the oxygen and compressed air combined type gas transmission pipeline in the box body and comprises a CPU chip, a power supply module, an acousto-optic alarm circuit module and a keyboard, wherein the CPU chip is respectively connected with the first pressure sensor, the second pressure sensor, the third pressure sensor, the fourth pressure sensor, the fifth pressure sensor, the power supply module and the acousto-optic alarm circuit moduleThe alarm circuit module is connected with the keyboard.
2. The medical gas multi-gas two-stage pressure stabilizing and regulating device as claimed in claim 1, wherein: and an observation window is arranged on the box cover.
3. The medical gas multi-gas secondary pressure stabilizing and regulating device as claimed in claim 2, wherein: still be equipped with the display screen on the case lid, the display screen is located observation window below, the display screen with the CPU chip is connected.
4. The medical gas multi-gas secondary pressure stabilizing and regulating device as claimed in claim 3, wherein: the display screen is an LED display screen.
5. The medical gas multi-gas two-stage pressure stabilizing and regulating device as claimed in claim 1, wherein: the acousto-optic alarm circuit module is provided with an IP address and can be used for networking and centralized monitoring management.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921465930.9U CN211357244U (en) | 2019-09-05 | 2019-09-05 | Medical gas multi-gas two-stage pressure-stabilizing adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921465930.9U CN211357244U (en) | 2019-09-05 | 2019-09-05 | Medical gas multi-gas two-stage pressure-stabilizing adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211357244U true CN211357244U (en) | 2020-08-28 |
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ID=72160470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921465930.9U Active CN211357244U (en) | 2019-09-05 | 2019-09-05 | Medical gas multi-gas two-stage pressure-stabilizing adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211357244U (en) |
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2019
- 2019-09-05 CN CN201921465930.9U patent/CN211357244U/en active Active
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Address after: 730010 Qinchuan Park, Lanzhou New Area, Anning District, Lanzhou City, Gansu Province Patentee after: Xinwang Zhilian (Lanzhou) Technology Co.,Ltd. Address before: 730010 Qinchuan Park, Lanzhou New Area, Anning District, Lanzhou City, Gansu Province Patentee before: LANZHOU XINWANG MEDICAL ENGINEERING Co.,Ltd. |