CN207372010U - Draught cupboard and draught cupboard ventilating system - Google Patents
Draught cupboard and draught cupboard ventilating system Download PDFInfo
- Publication number
- CN207372010U CN207372010U CN201721015034.3U CN201721015034U CN207372010U CN 207372010 U CN207372010 U CN 207372010U CN 201721015034 U CN201721015034 U CN 201721015034U CN 207372010 U CN207372010 U CN 207372010U
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- 238000007664 blowing Methods 0.000 claims description 17
- 238000006243 chemical reaction Methods 0.000 claims description 17
- 238000009434 installation Methods 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000009428 plumbing Methods 0.000 claims 1
- 239000007789 gas Substances 0.000 description 26
- 231100000331 toxic Toxicity 0.000 description 17
- 230000002588 toxic effect Effects 0.000 description 17
- 238000001727 in vivo Methods 0.000 description 4
- 230000000505 pernicious effect Effects 0.000 description 4
- 230000004888 barrier function Effects 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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Abstract
The utility model discloses a kind of draught cupboard and draught cupboard ventilating system, draught cupboards, including housing, the housing has cupboard mouth, cupboard door is equipped at the cupboard mouth, the housing is equipped with air outlet, suction opening, and the air outlet realizes air-flow unicom inside housings with suction opening；The housing is externally provided with air supply duct device, the air supply duct device and air outlet unicom；Draught cupboard ventilating system, including laboratory, operation console and foregoing draught cupboard, the draught cupboard is located in the laboratory, and air supply duct device and the laboratory outdoor air unicom of the draught cupboard, the operation console are located in the draught cupboard.The draught cupboard is equipped with air supply duct device, and by the air outlet unicom of air supply duct device and draught cupboard, with the air outlet of draught cupboard for air, realizing reduces indoor negative pressure, avoids indoor temperature and humidity out of control, reduces the cost.
Description
Technical field
The utility model is related to laboratory equipment more particularly to a kind of draught cupboard and draught cupboard ventilating systems.
Background technology
Toxic and harmful gas mainly by exhaust fan is controlled and operated in draught cupboard by traditional laboratory fume hood, by force
Toxic and harmful gas is discharged outdoor by system, prevents and control pernicious gas to cause the harm to human body；Laboratory uses at present
Draught cupboard at work, the air that exhaust fan is taken away usually from room air, extremely be easy to cause indoor negative pressure and
Outside air is got in, and disturbs the humiture of room air；Some employ consentrated air supply, because the air capacity of air-supply is larger,
If using central air conditioner system, cost is very high.
The content of the invention
The purpose of this utility model is to provide a kind of draught cupboard and draught cupboard ventilating system, which is equipped with ajutage
Duct device, by the air outlet unicom of air supply duct device and draught cupboard, with the air outlet of draught cupboard for air, realizing reduces room
Interior negative pressure avoids indoor temperature and humidity out of control, reduces the cost.
Its technical solution is as follows：
Draught cupboard, including housing, the housing has cupboard mouth, and cupboard door is equipped at the cupboard mouth, and the housing is equipped with air-supply
Mouth, suction opening, the air outlet realize air-flow unicom inside housings with suction opening；The housing is externally provided with air supply duct dress
It puts, the air supply duct device and air outlet unicom.
Further, the air outlet is located at the edge of the cupboard mouth, and the plane that the cupboard mouth edge is formed is in vertical
Face, the air port of the air outlet are directed parallel to the vertical plane of the cupboard mouth.
Further, the air outlet is multiple, and multiple air outlets are distributed in the lower edge of the cupboard mouth, cupboard mouth
The right side edge of left side edge, cupboard mouth.
Further, the air outlet includes the first air outlet, the second air outlet, the 3rd air outlet, the 4th air outlet, the
Five air outlets, the 6th air outlet, first air outlet, the second air outlet are located at the both ends of the cupboard mouth lower edge, and make
First air outlet, the second air outlet air port upward；3rd air outlet, the 4th air outlet are located at left and right sides of the cupboard mouth
The lower end at edge, and make the air port of the 3rd air outlet, the 4th air outlet opposite towards left and right；
The housing includes left plate, right plate, bottom plate, and the 5th air outlet is located at the company of the left plate and bottom plate
Place is met, the 6th air outlet is located at the junction of the right plate and bottom plate.
Further, the air supply duct device includes transverse blowing pipe, vertical ajutage, and the transverse blowing pipe is located at
The lower section of the cupboard mouth lower edge；The vertical ajutage includes the first vertical ajutage, the second vertical ajutage, the 3rd vertically
Ajutage, the 4th vertical ajutage, the 5th vertical ajutage, the 6th vertical ajutage；
First air outlet, the second air outlet, the 3rd air outlet, the 4th air outlet, the 5th air outlet, the 6th air outlet
Respectively by the first vertical ajutage, the second vertical ajutage, the 3rd vertical ajutage, the 4th vertical ajutage, the 5th are vertically
Ajutage, the 6th vertical ajutage and transverse blowing pipe unicom.
Further, the air supply duct device further includes frequency conversion fan, and the frequency conversion fan is located at hull outside, described
The middle part unicom that frequency conversion fan passes through cross over pipe and the transverse blowing pipe.
Further, the frequency conversion fan has air inlet, and the air inlet is externally provided with blast pipe, and the air inlet passes through
Blast pipe is connected with outdoor air.
Further, air draft pipe device is additionally provided with outside the housing, the air draft pipe device includes exhaust fan, exhausting
Pipe, the exhaust fan pass through exhaust column and the suction opening unicom.
Further, the exhaust fan has air outlet, and the air outlet is externally provided with discharge pipe, and the air outlet is by going out
Air hose is connected with outdoor air.
Draught cupboard ventilating system, including laboratory, operation console and foregoing draught cupboard, the draught cupboard is located at the experiment
Interior, air supply duct device and the laboratory outdoor air unicom of the draught cupboard, the operation console are located in the draught cupboard.
It should be noted that：
Foregoing " first, second ... " does not represent specific quantity and order, is only used for the differentiation to title.
The advantages of below to the utility model or principle illustrate：
1st, this draught cupboard pack housing, housing are equipped with air outlet, suction opening, and air outlet realizes gas inside housings with suction opening
Unicom is flowed, the in vivo toxic and harmful gas of shell can be taken away by suction opening, short covering gas is carried out with air outlet；
Housing is externally provided with the air outlet unicom of air supply duct device, air supply duct device and draught cupboard, air supply duct device
Air is supplied into housing by the air outlet of draught cupboard, the air that exhaust fan is taken away is avoided to come from room air, causes room
Interior negative pressure disturbs the humiture of room air, avoids indoor temperature and humidity out of control, reduces the cost；Also avoid room air simultaneously
Interference to air in housing ensure that the in vivo working environment of shell.
2nd, air outlet is located at the edge of cupboard mouth, and the air port of air outlet is directed parallel to the vertical plane of cupboard mouth, makes air outlet
The wind of submitting forms air curtain wall at cupboard mouth, enters so as to obstruct room air in housing, the air that exhaust fan is avoided to be taken away
Come from room air, cause indoor negative pressure, disturb the humiture of room air.
3rd, air outlet is multiple, and multiple air outlets are distributed in the lower edge of the cupboard mouth, the left side edge of cupboard mouth, cupboard mouth
Right side edge makes wind direction of air outlet submitting or so, is upwardly formed air curtain wall, air curtain wall is made not only to obstruct room air and enters shell
In vivo, moreover it is possible to the heavy toxic and harmful gas for being gathered in bottom in housing be taken out of and taken away from suction opening.
4th, the first air outlet, the second air outlet are set at the both ends of cupboard mouth lower edge, makes the first air outlet, the second air outlet
Air port upward, and forms upward air curtain wall, and the lower end at edge sets the 3rd air outlet, the 4th air outlet at left and right sides of cupboard mouth,
The air port for making the 3rd air outlet, the 4th air outlet is opposite towards left and right, and forms the lower end air curtain wall at cupboard mouth edge, can be more effective
Barrier room air enter in housing；
The 5th air outlet is set in the junction of left plate and bottom plate, setting the 6th in the junction of the right plate and bottom plate send
Air port can more effectively take the heavy toxic and harmful gas for being gathered in bottom in housing out of and be taken away from suction opening.
5th, air supply duct device includes transverse blowing pipe, vertical ajutage, and vertical ajutage includes the first vertical ajutage,
Second vertical ajutage, the 3rd vertical ajutage, the 4th vertical ajutage, the 5th vertical ajutage, the 6th vertical ajutage, the
One air outlet, the second air outlet, the 3rd air outlet, the 4th air outlet, the 5th air outlet, the 6th air outlet are perpendicular by first respectively
To ajutage, the second vertical ajutage, the 3rd vertical ajutage, the 4th vertical ajutage, the 5th vertical ajutage, the 6th are vertically
Ajutage and transverse blowing pipe unicom make air outlet air-supply more convenient, make air-supply air-flow more stable.
6th, air supply duct device includes frequency conversion fan, and air outlet is blown by variable-frequency motor, and variable-frequency motor is adjusted using exchange
Fast mode greatly improves mechanical automation degree and efficiency, increases stability, energy saving, makes air-supply air-flow more stable.
7th, frequency conversion fan has air inlet, and air inlet is connected by blast pipe with outdoor air, avoids interference room air.
8th, air draft pipe device is additionally provided with outside housing, air draft pipe device includes exhaust fan, exhaust column, and shell is in vivo toxic
Pernicious gas exhaust fan is taken away by suction opening pressure, prevents and control harm of the toxic and harmful gas to human body.
9th, exhaust fan has air outlet, and air outlet has by discharge pipe and outdoor air unicom by what is extracted out out of housing
Malicious pernicious gas is extracted into outdoor, prevents and control harm of the toxic and harmful gas to human body.
10th, draught cupboard ventilating system including laboratory, operation console and draught cupboard, draught cupboard is located in laboratory, is led to
The air supply duct device of wind cupboard and laboratory outdoor air unicom avoid air and room air unicom in draught cupboard, cause
Indoor negative pressure disturbs the humiture of room air, avoids indoor temperature and humidity out of control, reduces the cost；Operation console is located at the ventilation
In cupboard, the toxic and harmful gas that experimental implementation generates is avoided to be flowed to from draught cupboard in laboratory, prevents and controls and is poisonous and harmful
Harm of the gas to human body.
Description of the drawings
Fig. 1 is the front elevational view of the utility model embodiment draught cupboard.
Fig. 2 is the utility model embodiment draught cupboard ventilating system sectional view.
Reference sign：
10th, housing, 11, cupboard door, 20, suction opening, the 31, first air outlet, the 32, second air outlet, the 33, the 3rd air outlet,
34th, the 4th air outlet, the 35, the 5th air outlet, the 36, the 6th air outlet, 40, air supply duct device, 41, transverse blowing pipe, 421,
First vertical ajutage, the 422, second vertical ajutage, the 423, the 3rd vertical ajutage, the 424, the 4th vertical ajutage, 425,
5th vertical ajutage, the 426, the 6th vertical ajutage, 43, frequency conversion fan, 50, air draft pipe device, 60, operation console.
Specific embodiment
The embodiment of the utility model is described in detail below.
As shown in Figure 1 and Figure 2, draught cupboard, including housing 10, housing 10 has cupboard mouth, and cupboard door 11, housing are equipped at cupboard mouth
10 are equipped with air outlet, suction opening 20, and air outlet realizes air-flow unicom with suction opening 20 inside housing 10；Housing 10, which is externally provided with, to be sent
Air hose duct device 40, air supply duct device 40 and air outlet unicom；Draught cupboard ventilating system, including laboratory, operation console 60 with
And foregoing draught cupboard, draught cupboard are located in laboratory, air supply duct device 40 and the laboratory outdoor air unicom of draught cupboard, behaviour
Make platform 60 to be located in draught cupboard.
Wherein, air outlet is located at the edge of cupboard mouth, and the plane that cupboard mouth edge is formed is in vertical plane, the air port court of air outlet
To the vertical plane parallel to cupboard mouth；Air outlet includes the first air outlet 31, the second air outlet 32, the 3rd air outlet the 33, the 4th and send
Air port 34, the 5th air outlet 35, the 6th air outlet 36, the first air outlet 31, the second air outlet 32 are located at the two of cupboard mouth lower edge
End, and make the first air outlet 31, the second air outlet 32 air port upward；3rd air outlet 33, the 4th air outlet 34 are located at cupboard
The lower end at edge at left and right sides of mouthful, and make the air port of the 3rd air outlet 33, the 4th air outlet 34 opposite towards left and right；Housing 10
Including left plate, right plate, bottom plate, the 5th air outlet 35 is located at the junction of the left plate and bottom plate, the 6th air outlet 36
It is located at the junction of right plate and bottom plate；
Air supply duct device 40 includes transverse blowing pipe 41, vertical ajutage, and transverse blowing pipe 41 is located under the cupboard mouth
The lower section at edge；Vertical ajutage includes the first vertical ajutage 421, the second vertical ajutage 422, the 3rd vertical ajutage
423rd, the 4th vertical ajutage 424, the 5th vertical ajutage 425, the 6th vertical ajutage 426；
First air outlet 31, the second air outlet 32, the 3rd air outlet 33, the 4th air outlet 34, the 5th air outlet the 35, the 6th
For air outlet 36 respectively by the first vertical ajutage 421, the second vertical ajutage 422, the 3rd vertical ajutage the 423, the 4th are perpendicular
To ajutage 424, the 5th vertical ajutage 425, the 6th vertical ajutage 426 and 41 unicom of transverse blowing pipe；
Air supply duct device 40 further includes frequency conversion fan 43, and frequency conversion fan 43 is located at 10 outside of housing, and frequency conversion fan 43 is logical
Cross the middle part unicom of cross over pipe and transverse blowing pipe 41；Frequency conversion fan 43 has air inlet, and air inlet is externally provided with blast pipe, enters the wind
Mouth is connected by blast pipe with outdoor air；
Air draft pipe device 50 is additionally provided with outside housing 10, air draft pipe device 50 includes exhaust fan, exhaust column, and exhaust fan leads to
Cross exhaust column and 20 unicom of suction opening；Exhaust fan has air outlet, and air outlet is externally provided with discharge pipe, air outlet by discharge pipe with
Outdoor air connects.
The present embodiment has the following advantages that：
1st, this draught cupboard pack housing 10, housing 10 are equipped with air outlet, suction opening 20, and air outlet is with suction opening 20 in housing 10
Air-flow unicom is realized in inside, can take the toxic and harmful gas in housing 10 away by suction opening 20, is mended with air outlet
Air；
Housing 10 is externally provided with air supply duct device 40, the air outlet unicom of air supply duct device 40 and draught cupboard, ajutage
Duct device 40 supplies air into housing 10 by the air outlet of draught cupboard, and the air that exhaust fan is taken away is avoided to come from Interior Space
Gas causes indoor negative pressure, disturbs the humiture of room air, avoids indoor temperature and humidity out of control, reduces the cost.
2nd, air outlet is located at the edge of cupboard mouth, and the air port of air outlet is directed parallel to the vertical plane of cupboard mouth, makes air outlet
The wind of submitting forms air curtain wall at cupboard mouth, enters so as to obstruct room air in housing 10, the sky that exhaust fan is avoided to be taken away
Gas comes from room air, causes indoor negative pressure, disturbs the humiture of room air.
3rd, air outlet is multiple, and multiple air outlets are distributed in the lower edge of the cupboard mouth, the left side edge of cupboard mouth, cupboard mouth
Right side edge makes wind direction of air outlet submitting or so, is upwardly formed air curtain wall, air curtain wall is made not only to obstruct room air and enters shell
In body 10, moreover it is possible to the heavy toxic and harmful gas for being gathered in bottom in housing 10 be taken out of and taken away from suction opening 20.
4th, the first air outlet 31, the second air outlet 32 are set at the both ends of cupboard mouth lower edge, send the first air outlet 31, second
The air port in air port 32 upward, and forms upward air curtain wall, and the lower end at edge sets the 3rd air outlet 33, at left and right sides of cupboard mouth
Four air outlets 34, the air port for making the 3rd air outlet 33, the 4th air outlet 34 is opposite towards left and right, and forms the lower end at cupboard mouth edge
Air curtain wall can more effectively obstruct room air and enter in housing 10；
The 5th air outlet 35 is set in the junction of left plate and bottom plate, the 6th is set in the junction of the right plate and bottom plate
Air outlet 36 can more effectively take the heavy toxic and harmful gas for being gathered in bottom in housing 10 out of and be taken out from suction opening 20
It walks.
5th, air supply duct device 40 includes transverse blowing pipe 41, vertical ajutage, and vertical ajutage is vertically sent including first
Air hose 421, the second vertical ajutage 422, the 3rd vertical ajutage 423, the 4th vertical ajutage 424, the 5th vertical ajutage
425th, the 6th vertical ajutage 426, the first air outlet 31, the second air outlet 32, the 3rd air outlet 33, the 4th air outlet 34,
Respectively by the first vertical ajutage 421, the second vertical ajutage the 422, the 3rd is vertically sent for five air outlets 35, the 6th air outlet 36
Air hose 423, the 4th vertical ajutage 424, the 5th vertical ajutage 425, the 6th vertical ajutage 426 and transverse blowing pipe 41
It is logical, make air outlet air-supply more convenient, make air-supply air-flow more stable.
6th, air supply duct device 40 includes frequency conversion fan 43, and air outlet is blown by variable-frequency motor, and variable-frequency motor is using friendship
Mode of speed regulation is flowed, greatly improves mechanical automation degree and efficiency, increases stability, it is energy saving, make air-supply air-flow more
Stablize.
7th, frequency conversion fan 43 has air inlet, and air inlet is connected by blast pipe with outdoor air, avoids interference Interior Space
Gas.
8th, air draft pipe device 50 is additionally provided with outside housing 10, air draft pipe device 50 includes exhaust fan, exhaust column, housing 10
Interior toxic and harmful gas exhaust fan is taken away by the pressure of suction opening 20, prevents and control danger of the toxic and harmful gas to human body
Evil.
9th, exhaust fan has air outlet, and air outlet is by discharge pipe and outdoor air unicom, by the extraction out of housing 10
Toxic and harmful gas is extracted into outdoor, prevents and control harm of the toxic and harmful gas to human body.
10th, draught cupboard ventilating system including laboratory, operation console 60 and draught cupboard, draught cupboard is located in laboratory,
The air supply duct device 40 of draught cupboard and laboratory outdoor air unicom avoid air and room air unicom in draught cupboard,
Indoor negative pressure is caused, disturbs the humiture of room air, avoids indoor temperature and humidity out of control, reduces the cost；Operation console 60 is located at institute
It states in draught cupboard, the toxic and harmful gas that experimental implementation generates is avoided to be flowed to from draught cupboard in laboratory, prevents and control has
Harm of the malicious pernicious gas to human body.
The above are only specific embodiments of the present invention, does not limit the scope of protection of the utility model with this；Not
Any replacement made on the basis of the utility model design is violated with improving, belongs to the scope of protection of the utility model.
Claims (7)
1. draught cupboard, which is characterized in that including housing, the housing has cupboard mouth, and cupboard door, the housing are equipped at the cupboard mouth
Equipped with air outlet, suction opening, the air outlet realizes air-flow unicom inside housings with suction opening；The housing is externally provided with air-supply
Plumbing installation, the air supply duct device and air outlet unicom；
The air outlet is located at the edge of the cupboard mouth, and the plane that the cupboard mouth edge is formed is in vertical plane, the air outlet
Air port be directed parallel to the vertical plane of the cupboard mouth；
The air outlet is multiple, and multiple air outlets are distributed in the lower edge of the cupboard mouth, the left side edge of cupboard mouth, cupboard mouth
Right side edge；
The air outlet includes the first air outlet, the second air outlet, the 3rd air outlet, the 4th air outlet, the 5th air outlet, the 6th
Air outlet, first air outlet, the second air outlet are located at the both ends of the cupboard mouth lower edge, and make the first air outlet,
The air port of two air outlets is upward；3rd air outlet, the 4th air outlet are located at the lower end at edge at left and right sides of the cupboard mouth, and
And make the air port of the 3rd air outlet, the 4th air outlet opposite towards left and right；
The housing includes left plate, right plate, bottom plate, and the 5th air outlet is located at the connection of the left plate and bottom plate
Place, the 6th air outlet are located at the junction of the right plate and bottom plate.
2. draught cupboard as described in claim 1, which is characterized in that the air supply duct device includes transverse blowing pipe, vertical
Ajutage, the transverse blowing pipe are located at the lower section of the cupboard mouth lower edge；The vertical ajutage includes the first vertical air-supply
Pipe, the second vertical ajutage, the 3rd vertical ajutage, the 4th vertical ajutage, the 5th vertical ajutage, the 6th vertical air-supply
Pipe；
First air outlet, the second air outlet, the 3rd air outlet, the 4th air outlet, the 5th air outlet, the 6th air outlet difference
By the first vertical ajutage, the second vertical ajutage, the 3rd vertical ajutage, the 4th vertical ajutage, the 5th vertical air-supply
Pipe, the 6th vertical ajutage and transverse blowing pipe unicom.
3. draught cupboard as claimed in claim 2, which is characterized in that the air supply duct device further includes frequency conversion fan, described
Frequency conversion fan is located at hull outside, the middle part unicom that the frequency conversion fan passes through cross over pipe and the transverse blowing pipe.
4. draught cupboard as claimed in claim 3, which is characterized in that the frequency conversion fan has air inlet, outside the air inlet
Equipped with blast pipe, the air inlet is connected by blast pipe with outdoor air.
5. such as Claims 1-4 any one of them draught cupboard, which is characterized in that be additionally provided with air draft pipe dress outside the housing
It puts, the air draft pipe device includes exhaust fan, exhaust column, and the exhaust fan passes through exhaust column and the suction opening unicom.
6. draught cupboard as claimed in claim 5, which is characterized in that the exhaust fan has air outlet, the air outlet peripheral hardware
There is discharge pipe, the air outlet is connected by discharge pipe with outdoor air.
7. draught cupboard ventilating system, which is characterized in that including described in laboratory, operation console and foregoing any one claim
Draught cupboard, the draught cupboard are located in the laboratory, and air supply duct device and the laboratory outdoor air of the draught cupboard join
Logical, the operation console is located in the draught cupboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721015034.3U CN207372010U (en) | 2017-08-15 | 2017-08-15 | Draught cupboard and draught cupboard ventilating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721015034.3U CN207372010U (en) | 2017-08-15 | 2017-08-15 | Draught cupboard and draught cupboard ventilating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207372010U true CN207372010U (en) | 2018-05-18 |
Family
ID=62341842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721015034.3U Active CN207372010U (en) | 2017-08-15 | 2017-08-15 | Draught cupboard and draught cupboard ventilating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207372010U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109186034A (en) * | 2018-09-25 | 2019-01-11 | 苏州珠峰实验室系统工程有限公司 | A kind of chemical experiment chamber system |
-
2017
- 2017-08-15 CN CN201721015034.3U patent/CN207372010U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109186034A (en) * | 2018-09-25 | 2019-01-11 | 苏州珠峰实验室系统工程有限公司 | A kind of chemical experiment chamber system |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
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| CP01 | Change in the name or title of a patent holder |
Address after: 330096 factory building, floor 3-5, building 8, No. 688, aixihu North Road, Nanchang high tech Development Zone, Jiangxi Province Patentee after: Jiangxi Jinyu medical laboratory Co.,Ltd. Address before: 330096 factory building, floor 3-5, building 8, No. 688, aixihu North Road, Nanchang high tech Development Zone, Jiangxi Province Patentee before: JIANGXI KINGMED DIAGNOSTICS INSPECTION INSTITUTE CO.,LTD. |