CN107318240A - A kind of electrical engineering high-efficiency environment friendly flow heat dissipation regulator cubicle - Google Patents
A kind of electrical engineering high-efficiency environment friendly flow heat dissipation regulator cubicle Download PDFInfo
- Publication number
- CN107318240A CN107318240A CN201710768419.5A CN201710768419A CN107318240A CN 107318240 A CN107318240 A CN 107318240A CN 201710768419 A CN201710768419 A CN 201710768419A CN 107318240 A CN107318240 A CN 107318240A
- Authority
- CN
- China
- Prior art keywords
- regulator cubicle
- top plate
- adjusting rod
- cooling fan
- heat dissipation
- Prior art date
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
- H05K5/0234—Feet; Stands; Pedestals, e.g. wheels for moving casing on floor
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/06—Hermetically-sealed casings
- H05K5/061—Hermetically-sealed casings sealed by a gasket held between a removable cover and a body, e.g. O-ring, packing
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20209—Thermal management, e.g. fan control
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses a kind of electrical engineering high-efficiency environment friendly flow heat dissipation regulator cubicle, including damping device, lower supporting plate, adjusting rod A, chute A, sliding block A, adjusting rod B, upper backup pad, chute B, slide block B, cylinder, and hinged seat is provided with adjusting rod B, the cylinder rod of the cylinder is connected with hinged seat；Also include the regulator cubicle shell being arranged on the upper backup pad, heat dissipating layer is provided with the regulator cubicle housing interior side-wall, the first cooling fan is provided with the regulator cubicle shell upper end side, opposite side lower end is provided with the second cooling fan, first cooling fan, second cooling fan axis and horizontal direction angle are a, the regulator cubicle enclosure is provided with several temperature sensors, the regulator cubicle outer side and the first cooling fan upper end is provided with cover plate, controller is provided with the regulator cubicle side wall of outer shell, closure is provided with the outside of the controller.
Description
Technical field
The present invention relates to technical field of waste treatment, more particularly to a kind of electrical engineering are electric with high-efficiency environment friendly flow heat dissipation
Cabinet.
Background technology
Be electrically the production of electric energy, transmission, distribution, using and the subject such as electrician's equipment manufacturing or engineering field general designation.
Be by means of electric energy, electrical equipment and electrical technology creating, maintain to limit a science in space and environment with improving, contain
The conversion of lid electric energy, using and the aspect of research three, including basic theory, application technology, facilities and equipment etc..
Electrical engineering is one of core subjects in modern science and technology field, indispensable in even more current high-technology field
Few crucial subject.Exactly the huge advance of electronic technology has just promoted arriving for the information age based on computer network
Come, and life, the mode of operation that the mankind will be changed.The development prospect of electrical engineering is equally very potential so that current student
Ratio of obtaining employment is very high always.
Regulator cubicle is that the cupboard for protecting component normal work is processed by steel matter.Regulator cubicle making material one
As be divided into two kinds of hot rolled steel plate and cold-rolled steel sheet.Cold-rolled steel sheet is soft with respect to hot rolled steel plate more material, is more suitable for the system of regulator cubicle
Make.Regulator cubicle is widely used to be mainly used in chemical industry, and environmental protection industry (epi), power system, metallurgical system, industry, nuclear power industry disappears
Anti- security monitoring, transportation industry etc..Existing regulator cubicle radiating effect is poor, easily causes the damage of electronic component, influences electronics
The service life of element.
The content of the invention
There is provided a kind of electrical engineering high-efficiency environment friendly flow heat dissipation is electric in order to overcome deficiency of the prior art by the present invention
Cabinet.
The present invention is to be achieved through the following technical solutions：
A kind of electrical engineering high-efficiency environment friendly flow heat dissipation regulator cubicle, including damping device, under being provided with the damping device
Supporting plate, is movably installed with adjusting rod A on the lower supporting plate, and offers chute A on the lower supporting plate, described
Sliding block A is slidably fitted with chute A, and adjusting rod B is movably installed with the sliding block A, in the adjusting rod A and adjusting rod
Upper backup pad is installed on B, chute B is offered on the upper backup pad, slide block B, the tune are installed in the chute B
Pole B is connected with slide block B, and the adjusting rod A is installed with upper backup pad activity, and is provided with gas in the lower end of the upper backup pad
Cylinder, and hinged seat is provided with adjusting rod B, the cylinder rod of the cylinder is connected with hinged seat；Also include being arranged on described
Heat dissipating layer, the regulator cubicle shell upper end one are provided with regulator cubicle shell in supporting plate, the regulator cubicle housing interior side-wall
The first cooling fan is provided with side, opposite side lower end is provided with the second cooling fan, first cooling fan, the second radiating
Blower fan axis and horizontal direction angle are a, and the regulator cubicle enclosure is provided with several temperature sensors, the regulator cubicle
Outer side and it is provided with positioned at the first cooling fan upper end on cover plate, the regulator cubicle side wall of outer shell and is provided with controller, institute
State and be provided with closure on the outside of controller.
Further, in addition to the first top plate, the second top plate and guiding gutter, the company on first top plate, the second top plate
Fishplate bar is in contact, and the connecting plate contact surface on first top plate, the second top plate is serrated, and the first top plate, the second top plate
On connecting plate contact surface on be provided with sealing gasket, be respectively arranged with fixed grab on the downside of first top plate, the second top plate,
The fixed grab is of an L-shaped structure, and the fixed grab is in contact with guiding gutter, first top plate, the second top plate upper surface
It is provided with thermal insulation layer.
Further, the heat dissipating layer is pasted onto on regulator cubicle housing interior side-wall, and thickness is 15mm~20mm.
Further, the first cooling fan air draft direction is towards regulator cubicle enclosure, second cooling fan
Air draft direction is towards regulator cubicle housing exterior, first cooling fan, the second cooling fan axis and horizontal direction angle a values
To spend 30~60 degree.
Further, the sealing gasket is made of polyurethane material.
Further, between the fixed grab and guiding gutter to be slidably connected, the thermal insulation layer be pasted onto the first top plate,
On second top plate uper side surface.
Further, the damping device includes U-shaped support frame, the flat board on the U-shaped support frame, is arranged on
The support block in centre position, is provided with lower sleeve in the top centre position of the flat board, is trapped described below the flat board
Loop bar is installed, the other end of the loop bar is arranged on upper bush, top plate is provided with the upper bush, described in cylinder
Support rod member is vertically installed with top plate, and is provided between the flat board and top plate spring A.
Further, it is flexibly connected between lower supporting plate and the adjusting rod A by bearing pin A, the sliding block A and adjusting rod
It is flexibly connected between B by bearing pin B；It is flexibly connected between the adjusting rod A and adjusting rod B by bearing pin C；The adjusting rod B
It is flexibly connected, is flexibly connected between the adjusting rod A and slide block B by bearing pin E by bearing pin D between upper backup pad.
Compared with prior art, the beneficial effects of the invention are as follows：In the use of the present invention, damping on the one hand can be passed through
Device realizes damping, on the other hand by adjusting rod A and adjusting rod B can be easy to that upper backup pad is adjusted；Work as regulator cubicle
When internal temperature is raised, now controller controls the first cooling fan, the startup of the second cooling fan, realizes side air intake side
Air draft, the cooling of the component contributed to inside regulator cubicle, and heat dissipating layer effectively regulator cubicle heat can be distributed, and be conducive to
Improve radiating effect；By setting sealing gasket, fixed grab and thermal insulation layer, such first top plate, the saw in the second top plate contact face
Dentation and sealing gasket is set to effectively raise the sealing effectiveness of regulator cubicle, while being easy to guiding gutter in the presence of fixed grab
Installation and dismounting, while thermal insulation layer can reduce heat into inside regulator cubicle, it is to avoid being damaged by temperature for component,
Effectively extend service life.
Brief description of the drawings
Fig. 1 is structural representation of the invention.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Referring to Fig. 1, a kind of described electrical engineering high-efficiency environment friendly flow heat dissipation regulator cubicle, including damping device 1, in institute
State and lower supporting plate 2 is provided with damping device 1, adjusting rod A3 is movably installed with the lower supporting plate 2, and in the lower branch
Chute A4 is offered on fagging 2, sliding block A5 is slidably fitted with the chute A4, and be movably installed with the sliding block A5
Adjusting rod B6, upper backup pad 7 is provided with the adjusting rod A3 and adjusting rod B6, and cunning is offered on the upper backup pad 7
Groove B71, is provided with slide block B 72 in the chute B71, and the adjusting rod B6 is connected with slide block B 72, the adjusting rod A3 with it is upper
The activity of supporting plate 7 is installed, and is provided with cylinder 8 in the lower end of the upper backup pad 7, and is provided with hinged seat on adjusting rod B6
9, the cylinder rod of the cylinder 8 is connected with hinged seat 9；The damping device 1 includes U-shaped support frame 11, installed in the U-shaped branch
Flat board 12 on support 11, the support block 13 installed in the lower section centre position of flat board 12, in the top of the flat board 12
Between position lower sleeve 14 is installed, loop bar 15 is installed in the lower sleeve 14, the other end of the loop bar 15 is arranged on upper
On sleeve 16, top plate 17 is installed on the upper bush 16, is vertically installed with the top plate 17 and supports rod member 18, and
Spring A19 is provided between the flat board 12 and top plate 17；Lived between the lower supporting plate 2 and adjusting rod A3 by bearing pin A21
Dynamic connection, is flexibly connected between the sliding block A5 and adjusting rod B6 by bearing pin B22；Between the adjusting rod A3 and adjusting rod B6
It is flexibly connected by bearing pin C23；It is flexibly connected between the adjusting rod B6 and upper backup pad 7 by bearing pin D24, the adjusting rod
It is flexibly connected between A3 and slide block B 72 by bearing pin E25.
A kind of described electrical engineering is also included being arranged on the upper backup pad 7 with high-efficiency environment friendly flow heat dissipation regulator cubicle
Heat dissipating layer 32, the upper end side of regulator cubicle shell 31 are provided with regulator cubicle shell 31, the madial wall of regulator cubicle shell 31
On be provided with the first cooling fan 33, opposite side lower end is provided with the second cooling fan 34, first cooling fan 33, second
The axis of cooling fan 34 and horizontal direction angle are a, and the regulator cubicle shell 31 is internally provided with several temperature sensors 35,
On the outside of the regulator cubicle shell 31 and the upper end of the first cooling fan 33 is provided with cover plate 36, the side wall of regulator cubicle shell 31
On be provided with controller 37, the outside of controller 37 is provided with closure 38.
A kind of described electrical engineering also included with high-efficiency environment friendly flow heat dissipation regulator cubicle the first top plate 41, the second top plate 42 with
Connecting plate 43 on guiding gutter 46, first top plate 41, the second top plate 42 is in contact, first top plate 41, the second top plate
The contact surface of connecting plate 43 on 42 is serrated, and is set on the contact surface of the first top plate 41, connecting plate 43 on the second top plate 42
Sealing gasket 44 is equipped with, first top plate 41, the downside of the second top plate 42 are respectively arranged with fixed grab 45, the fixed grab 45
It is of an L-shaped structure, the fixed grab 45 is in contact with guiding gutter 46, first top plate 41, the upper surface of the second top plate 42 are set
There is thermal insulation layer 47.
The heat dissipating layer 32 is pasted onto on the madial wall of regulator cubicle shell 31, and thickness is 15mm~20mm, and described first dissipates
The air draft direction of air-heater 33 is towards inside regulator cubicle shell 31, and the air draft direction of the second cooling fan 34 is towards regulator cubicle shell
Outside 31, first cooling fan 33, the axis of the second cooling fan 34 and horizontal direction angle a values are 30 degree~60 degree.
The sealing gasket 44 is made of polyurethane material, is the company of slip between the fixed grab 45 and guiding gutter 46
Connect, the thermal insulation layer 47 is pasted onto the first top plate 41, on the uper side surface of the second top plate 42.
In the use of the present invention, damping on the one hand can be realized by damping device, adjusting rod A on the other hand can be passed through
With adjusting rod B, it is easy to that upper backup pad is adjusted；When regulator cubicle internal temperature is raised, now controller control first dissipates
The startup of air-heater, the second cooling fan, realizes side air intake side air draft, the drop of the component contributed to inside regulator cubicle
Temperature, and heat dissipating layer effectively regulator cubicle heat can distribute, and be conducive to improving radiating effect；By setting sealing gasket, fixation
Grab and thermal insulation layer, such first top plate, the zigzag in the second top plate contact face and setting sealing gasket are effectively raised electrically
The sealing effectiveness of cabinet, while being easy to the installation and dismounting of guiding gutter in the presence of fixed grab, while thermal insulation layer can be reduced
Heat enters inside regulator cubicle, it is to avoid being damaged by temperature of component, effectively extends service life.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；It can be machine
Tool is connected, for the ordinary skill in the art, can understand above-mentioned term in the present invention as the case may be
Concrete meaning.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or it " under "
Can directly it be contacted including the first and second features, it is not direct contact but by it that can also include the first and second features
Between other characterisation contact.Moreover, fisrt feature second feature " on ", " top " and " above " to include first special
Levy directly over second feature and oblique upper, or be merely representative of fisrt feature level height higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " following " fisrt feature that includes are immediately below second feature and obliquely downward, or be merely representative of
Fisrt feature level height is less than second feature.
General principle, principal character and the advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and that described in above-described embodiment and specification is only the present invention
Preference, be not intended to limit the present invention, without departing from the spirit and scope of the present invention, the present invention also have it is various
Changes and improvements, these changes and improvements all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by institute
Attached claims and its equivalent thereof.
Claims (8)
1. a kind of electrical engineering high-efficiency environment friendly flow heat dissipation regulator cubicle, including damping device（1）, in the damping device（1）On
It is provided with lower supporting plate（2）, in the lower supporting plate（2）On be movably installed with adjusting rod A（3）, and in the lower supporting plate（2）
On offer chute A（4）, in the chute A（4）Inside it is slidably fitted with sliding block A（5）, and in the sliding block A（5）Upper activity peace
Equipped with adjusting rod B（6）, in the adjusting rod A（3）With adjusting rod B（6）On upper backup pad is installed（7）, in the upper backup pad
（7）On offer chute B（71）, in the chute B（71）Slide block B is inside installed（72）, the adjusting rod B（6）With slide block B
（72）It is connected, the adjusting rod A（3）With upper backup pad（7）Activity is installed, and in the upper backup pad（7）Lower end be provided with
Cylinder（8）, and in adjusting rod B（6）On be provided with hinged seat（9）, the cylinder（8）Cylinder rod and hinged seat（9）It is connected；Its
It is characterised by：Also include being arranged on the upper backup pad（7）On regulator cubicle shell（31）, the regulator cubicle shell（31）Inner side
Heat dissipating layer is provided with wall（32）, the regulator cubicle shell（31）The first cooling fan is provided with the side of upper end（33）, it is another
Side lower end is provided with the second cooling fan（34）, first cooling fan（33）, the second cooling fan（34）Axis and level
Angular separation is a, the regulator cubicle shell（31）It is internally provided with several temperature sensors（35）, the regulator cubicle shell
（31）Outside and positioned at the first cooling fan（33）Upper end is provided with cover plate（36）, the regulator cubicle shell（31）Set on the wall of side
There is controller（37）, the controller（37）Outside is provided with closure（38）.
2. a kind of electrical engineering according to claim 1 high-efficiency environment friendly flow heat dissipation regulator cubicle, it is characterised in that：Also include
First top plate（41）, the second top plate（42）With guiding gutter（46）, first top plate（41）, the second top plate（42）On connecting plate
（43）It is in contact, first top plate（41）, the second top plate（42）On connecting plate（43）Contact surface is serrated, and the first top
Plate（41）, the second top plate（42）On connecting plate（43）Contact surface on be provided with sealing gasket（44）, first top plate（41）、
Second top plate（42）Downside is respectively arranged with fixed grab（45）, the fixed grab（45）It is of an L-shaped structure, the fixed grab
（45）With guiding gutter（46）It is in contact, first top plate（41）, the second top plate（42）Upper surface is provided with thermal insulation layer（47）.
3. a kind of electrical engineering according to claim 2 high-efficiency environment friendly flow heat dissipation regulator cubicle, it is characterised in that：It is described to dissipate
Thermosphere（32）It is pasted onto regulator cubicle shell（31）On madial wall, and thickness is 15mm~20mm.
4. a kind of electrical engineering according to claim 3 high-efficiency environment friendly flow heat dissipation regulator cubicle, it is characterised in that：Described
One cooling fan（33）Air draft direction is towards regulator cubicle shell（31）Inside, second cooling fan（34）Air draft direction direction
Regulator cubicle shell（31）Outside, first cooling fan（33）, the second cooling fan（34）Axis and horizontal direction angle a values
For 30 degree~60 degree.
5. a kind of electrical engineering according to claim 4 high-efficiency environment friendly flow heat dissipation regulator cubicle, it is characterised in that：It is described close
Packing（44）It is made of polyurethane material.
6. a kind of electrical engineering according to claim 5 high-efficiency environment friendly flow heat dissipation regulator cubicle, it is characterised in that：It is described solid
Determine grab（45）With guiding gutter（46）Between to be slidably connected, the thermal insulation layer（47）It is pasted onto the first top plate（41）, second top
Plate（42）On uper side surface.
7. a kind of electrical engineering according to claim 6 high-efficiency environment friendly flow heat dissipation regulator cubicle, it is characterised in that：It is described to subtract
Shake device（1）Including U-shaped support frame（11）, installed in the U-shaped support frame（11）On flat board（12）, installed in the flat board
（12）The support block in lower section centre position（13）, in the flat board（12）Top centre position lower sleeve is installed（14）,
The lower sleeve（14）Loop bar is inside installed（15）, the loop bar（15）The other end be arranged on upper bush（16）On, described
Upper bush（16）On top plate is installed（17）, in the top plate（17）On be vertically installed with support rod member（18）, and described flat
Plate（12）And top plate（17）Between be provided with spring A（19）.
8. a kind of electrical engineering according to claim 7 high-efficiency environment friendly flow heat dissipation regulator cubicle, it is characterised in that：Under described
Supporting plate（2）With adjusting rod A（3）Between pass through bearing pin A（21）It is flexibly connected, the sliding block A（5）With adjusting rod B（6）Between lead to
Cross bearing pin B（22）It is flexibly connected；The adjusting rod A（3）With adjusting rod B（6）Between pass through bearing pin C（23）It is flexibly connected；It is described
Adjusting rod B（6）And upper backup pad（7）Between pass through bearing pin D（24）It is flexibly connected, the adjusting rod A（3）And slide block B（72）It
Between pass through bearing pin E（25）It is flexibly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710768419.5A CN107318240A (en) | 2017-08-31 | 2017-08-31 | A kind of electrical engineering high-efficiency environment friendly flow heat dissipation regulator cubicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710768419.5A CN107318240A (en) | 2017-08-31 | 2017-08-31 | A kind of electrical engineering high-efficiency environment friendly flow heat dissipation regulator cubicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107318240A true CN107318240A (en) | 2017-11-03 |
Family
ID=60177115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710768419.5A Pending CN107318240A (en) | 2017-08-31 | 2017-08-31 | A kind of electrical engineering high-efficiency environment friendly flow heat dissipation regulator cubicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107318240A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108988178A (en) * | 2018-08-02 | 2018-12-11 | 贵州大学 | A kind of Internet of Things power distribution cabinet |
| CN109451693A (en) * | 2018-12-26 | 2019-03-08 | 长沙小如信息科技有限公司 | A kind of height-adjustable heat radiating type communication cabinet |
| CN111132483A (en) * | 2019-12-05 | 2020-05-08 | 国网山西省电力公司晋城供电公司 | Electric power information communication cabinet humiture control protector |
| CN117641803A (en) * | 2024-01-24 | 2024-03-01 | 贵州航天计量测试技术研究所 | Detection equipment shell |
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| CN106629477A (en) * | 2016-12-19 | 2017-05-10 | 黄斌 | Mine mechanical adjusting device |
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| CN203801174U (en) * | 2014-04-14 | 2014-08-27 | 浙江东瑞电力设备有限公司 | Electrical cabinet |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108988178A (en) * | 2018-08-02 | 2018-12-11 | 贵州大学 | A kind of Internet of Things power distribution cabinet |
| CN109451693A (en) * | 2018-12-26 | 2019-03-08 | 长沙小如信息科技有限公司 | A kind of height-adjustable heat radiating type communication cabinet |
| CN111132483A (en) * | 2019-12-05 | 2020-05-08 | 国网山西省电力公司晋城供电公司 | Electric power information communication cabinet humiture control protector |
| CN117641803A (en) * | 2024-01-24 | 2024-03-01 | 贵州航天计量测试技术研究所 | Detection equipment shell |
| CN117641803B (en) * | 2024-01-24 | 2024-04-12 | 贵州航天计量测试技术研究所 | Detection equipment shell |
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Application publication date: 20171103 |