CN116273216A - Sand and dust test box with multi-angle adjusting device - Google Patents
Sand and dust test box with multi-angle adjusting device Download PDFInfo
- Publication number
- CN116273216A CN116273216A CN202310532957.XA CN202310532957A CN116273216A CN 116273216 A CN116273216 A CN 116273216A CN 202310532957 A CN202310532957 A CN 202310532957A CN 116273216 A CN116273216 A CN 116273216A
- Authority
- CN
- China
- Prior art keywords
- sand
- longitudinal
- adjusting device
- angle adjusting
- dust
- 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.)
- Withdrawn
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 51
- 239000000428 dust Substances 0.000 title claims abstract description 35
- 239000004576 sand Substances 0.000 title claims abstract description 32
- 238000004088 simulation Methods 0.000 claims abstract description 17
- 238000001514 detection method Methods 0.000 claims abstract description 16
- 238000013519 translation Methods 0.000 claims description 19
- 230000007246 mechanism Effects 0.000 claims description 17
- 238000002955 isolation Methods 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 3
- 238000013461 design Methods 0.000 abstract description 9
- 239000000463 material Substances 0.000 abstract description 8
- 239000002245 particle Substances 0.000 abstract description 3
- 238000007664 blowing Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 241001465382 Physalis alkekengi Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/003—Environmental or reliability tests
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L1/00—Enclosures; Chambers
- B01L1/02—Air-pressure chambers; Air-locks therefor
- B01L1/025—Environmental chambers
Landscapes
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Clinical Laboratory Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to the technical field of dustproof experimental equipment, in particular to a sand and dust test box with a multi-angle adjusting device. The sand and dust test box with the multi-angle adjusting device adopts a multi-angle and multi-height design, can simulate sand and dust with different wind directions to test a test object, has more various simulation modes and has wider test data; by adopting a three-chamber design, sand and dust particles can be loaded at the bottom, so that the stability of the equipment is improved, and the material returning is facilitated; the electric control type conveying guide rail can be used for conveying the test object internally, can be quickly separated, and is very convenient to use; through the design with adjustable angle, can adjust the angle of test object, make it can simulate different angle mounting means, the operation is very simple, and detection range is more extensive.
Description
Technical Field
The invention relates to the technical field of dustproof experimental equipment, in particular to a dust and sand test box with a multi-angle adjusting device.
Background
The sand test box is a circulating airflow which can provide non-laminar dust carrying and can carry out automatic timing or continuous control on the circulating dust carrying airflow, on-off, automatic timing or continuous control, and can do: the dust blowing device is an ideal dust-proof test device for testing various performances such as dust blowing.
The sand and dust test box is mainly used for testing products such as piezoelectric devices, motors, instruments, meters, lamps and lanterns, household appliances and the like, and simulates the influence of sand and dust environment in the processes of storage, transportation and use. However, the existing sand and dust test box is only a simple longitudinal dust-carrying simulation mode, the simulation types are limited, manual cleaning is needed after the test is completed, time and labor are wasted, and the use cost is high.
Disclosure of Invention
The invention aims to solve the technical problems that: in order to solve the problems in the prior art, an improved sand and dust test box with a multi-angle adjusting device is provided, and the problems that the existing sand and dust test box is only in a simple longitudinal dust-carrying simulation mode, the simulation type is limited, manual cleaning is needed after the test is finished, time and labor are wasted, and the use cost is high are solved.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a dust and sand test box with multi-angle adjusting device, includes the test box body, test box body inner chamber separate into the detection cavity that is located upper left end, the power cavity that is located upper right end and the bottom material conveying cavity that is located the lower extreme through inside isolation frame, detect the cavity inner bottom surface both sides and install automatically controlled conveying guide rail, automatically controlled conveying guide rail upper end is put and is had split type translation backup pad, the vertical isolation section both sides of inside isolation frame are fixed with and indulge and put lifting rail, the inboard sliding fit of vertical lifting rail is equipped with over-and-under type direction analog mechanism, automatically controlled centrifugal guiding mechanism is installed to the inside upper end of power cavity.
The electric control type conveying guide rail comprises a bottom guide rail fixed on two sides of the inner bottom surface of the detection chamber, a threaded conveying pipe movably assembled on the inner bottom surface of the bottom guide rail, and a conveying motor arranged at the outer side end of the bottom guide rail and used for controlling the threaded conveying pipe to rotate.
The split type translation backup pad includes horizontal supporting frame, fixes at the integrative structure bottom screw thread supporting legs of horizontal supporting frame both sides lower extreme and the upset assembly plate of movable assembly in horizontal supporting frame upper end.
The inside of the longitudinal lifting guide rail is movably provided with a longitudinal electric control screw rod for controlling the lifting type guiding simulation mechanism.
The lifting type guiding simulation mechanism comprises an internal thread lifting seat which is sheathed on a longitudinal electric control screw rod by threads, a transverse lifting frame which is fixed on the side wall of the internal thread lifting seat, a longitudinal overturning guide nozzle which is movably arranged on the transverse lifting frame, a transverse overturning adjusting motor which is fixed on the left side surface of the transverse lifting frame and a longitudinal overturning adjusting motor which is fixed at the upper end of the transverse lifting frame,
the transverse overturning adjusting motor is in transmission connection with the transverse overturning diversion nozzle and the longitudinal overturning adjusting motor is in transmission connection with the longitudinal overturning diversion nozzle through a translation toothed plate.
The longitudinal section of the internal isolation frame is provided with a lateral diversion hole, and the lateral diversion hole is communicated with the longitudinal overturning diversion nozzle and the transverse overturning diversion nozzle through a flexible three-way pipe.
The electric control type centrifugal flow guide mechanism comprises a centrifugal motor fixed on the inner top surface of the power cavity, and a separation type driving blade axially fixed on a centrifugal shaft at the lower end of the centrifugal motor, wherein the inner upper end and the inner lower end of the power cavity are both provided with conical flow guide sections.
The automatic feeding device is characterized in that an electric control type translation guide device is arranged inside the bottom feeding cavity, and an upper feed back opening communicated with the detection cavity and a side feed opening communicated with the power cavity are formed in the inner top surface of the bottom feeding cavity.
The inner bottom surface of the detection chamber is provided with an inclined guide surface, and the inclined guide surface is provided with a plurality of inclined installation chambers for internally installing the electric control telescopic stay bars.
The beneficial effects of the invention are as follows:
(1) The sand and dust test box with the multi-angle adjusting device adopts a multi-angle and multi-height design, can simulate sand and dust with different wind directions to test a test object, has more various simulation modes and has wider test data;
(2) By adopting a three-chamber design, sand and dust particles can be loaded at the bottom, so that the stability of the equipment is improved, and the material returning is facilitated;
(3) The electric control type conveying guide rail can be used for conveying the test object internally, can be quickly separated, and is very convenient to use;
(4) Through the design with adjustable angle, can adjust the angle of test object, make it can simulate different angle mounting means, the operation is very simple, and detection range is more extensive.
Drawings
The invention will be further described with reference to the drawings and examples.
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a partial schematic view of the position of the lift-type guide simulation mechanism in the present invention.
Fig. 3 is a schematic structural view of a split type translational support plate in the present invention.
Detailed Description
The invention will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the invention and therefore show only the structures which are relevant to the invention.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
The utility model provides a sand and dust test box with multi-angle adjusting device that fig. 1, fig. 2 and fig. 3 show, including test box body 1, test box body 1 inner chamber separates into the detection cavity 3 that is located the upper left end through inside isolation frame 2, power cavity 4 that is located the upper right end and the bottom material conveying cavity 5 that is located the lower extreme, detect cavity 3 inner chamber and be spherical structure, detect cavity 3 interior bottom surface both sides and install automatically controlled conveying guide rail, automatically controlled conveying guide rail upper end has put split type translation backup pad, the vertical isolation section both sides of inside isolation frame 2 are fixed with and indulge and put lift guide rail 6, it is equipped with lift type direction analog mechanism to indulge to put lift guide rail 6 inboard sliding fit, automatically controlled centrifugal guiding mechanism is installed to power cavity 4 inside upper end.
The cyclone simulation can be carried out under the cooperation of the guiding simulation mechanism during lifting through the spherical structure.
For matching with the translation adjustment, the electric control type conveying guide rail comprises a bottom guide rail 7 fixed on two sides of the inner bottom surface of the detection chamber 3, a threaded conveying pipe 8 movably assembled on the inner bottom surface of the bottom guide rail 7 and a conveying motor 9 arranged at the outer side end of the bottom guide rail 7 and used for controlling the threaded conveying pipe 8 to rotate.
The conveying motor 9 is in the prior art, and the split type translation supporting plate is controlled to translate along the bottom guide rail 7 by driving the threaded conveying pipe 8 to rotate.
In order to match support, translation and assembly adjustment, the split type translation backup pad includes horizontal supporting frame 10, fixes the integrative structure bottom screw thread supporting legs 11 at horizontal supporting frame 10 both sides lower extreme and the upset assembly plate 12 of movable assembly in horizontal supporting frame 10 upper end.
The lower end of the bottom thread supporting leg 11 is provided with an arc thread surface, and is assembled with the thread conveying pipe 8 by swinging on the thread conveying pipe 8, so that meshing performance is ensured by using weight.
In order to match with the longitudinal lifting adjustment, a longitudinal electric control screw rod 13 for controlling a lifting type guiding simulation mechanism is movably arranged in the longitudinal lifting guide rail 6.
The longitudinally-arranged electric control screw rod 13 is in the prior art and consists of a longitudinally-arranged motor and a longitudinally-arranged screw rod fixed with a rotating shaft of the longitudinally-arranged motor.
In order to match lifting and overturning adjustment, the lifting type guiding simulation mechanism comprises an internal thread lifting seat 14 which is sheathed on a longitudinal electric control screw rod 13 in a threaded manner, a transverse lifting frame 15 which is fixed on the side wall of the internal thread lifting seat 14, a longitudinal overturning guide nozzle 16 which is movably arranged on the transverse lifting frame 15, a transverse overturning guide nozzle 17 which is movably arranged on the transverse lifting frame 15, a transverse overturning adjusting motor 18 which is fixed on the left side surface of the transverse lifting frame 15 and a longitudinal overturning adjusting motor 19 which is fixed at the upper end of the transverse lifting frame 15.
Both the lateral tilt adjustment motor 18 and the longitudinal tilt adjustment motor 19 are known in the art, as the name implies, one for controlling lateral tilt and one for controlling longitudinal tilt.
In order to match the angle adjustment, the transverse overturning adjusting motor 18 and the transverse overturning guide nozzle 17 and the longitudinal overturning adjusting motor 19 and the longitudinal overturning guide nozzle 16 are in transmission connection through a translation toothed plate 20.
Arc tooth grooves are formed in the movable connection end faces of the transverse overturning guide nozzle 17 and the longitudinal overturning guide nozzle 16, so that the translation toothed plate 20 can drive the arc tooth grooves meshed with the translation toothed plate to overturn through translation, and the transverse overturning guide nozzle 17 and the longitudinal overturning guide nozzle 16 can be controlled to overturn respectively, and the effect of angle adjustment is achieved.
In order to match with the lateral diversion and dust discharge, the longitudinal section of the inner isolation frame 2 is provided with a lateral diversion hole, and the lateral diversion hole is communicated with the longitudinal turning diversion nozzle 16 and the transverse turning diversion nozzle 17 through a flexible three-way pipe 21.
In order to match with the internal centrifugal material guiding, the electric control type centrifugal material guiding mechanism comprises a centrifugal motor 22 fixed on the inner top surface of the power chamber 4, and a separated driving blade 23 axially fixed on a centrifugal shaft at the lower end of the centrifugal motor 22, wherein the upper end and the lower end of the inner part of the power chamber 4 are respectively provided with a conical material guiding section.
The centrifugal motor 22 is a prior art, and drives the separation type driving blade 23 to rotate, so that the air and sand at the lower end are pumped in, and then discharged to the outside into the lateral diversion hole.
In order to match feeding and feeding back, an electric control type translation guide device 24 is arranged in the bottom feeding cavity 5, and an upper feeding back opening communicated with the detection cavity 3 and a side feeding opening communicated with the power cavity 4 are formed in the inner top surface of the bottom feeding cavity 5.
The electrically controlled translational guide device 24 is composed of a translational control motor and a translational belt block slidingly assembled in the bottom feeding chamber 5 in the prior art, and the sidewall of the translational guide block is provided with an arc-shaped matching surface matched with the conical guide section.
In order to facilitate the adjustment of the angle of the turning assembly plate 12, an inclined guide surface is formed on the inner bottom surface of the detection chamber 3, and inclined installation chambers for 3 internally-installed electric control telescopic supporting rods 25 are formed on the inclined guide surface.
The control telescopic supporting rod 25 is in the prior art, and when the split type translation supporting plate translates to a designated position through the electric control type conveying guide rail, the control telescopic supporting rod 25 is just positioned below the overturning assembly plate 12, and then the overturning assembly plate 12 is controlled to overturn through stretching.
The sand and dust test box with the multi-angle adjusting device adopts a multi-angle and multi-height design, can simulate sand and dust with different wind directions to test a test object, has more various simulation modes and has wider test data; by adopting a three-chamber design, sand and dust particles can be loaded at the bottom, so that the stability of the equipment is improved, and the material returning is facilitated; the electric control type conveying guide rail can be used for conveying the test object internally, can be quickly separated, and is very convenient to use; through the design with adjustable angle, can adjust the angle of test object, make it can simulate different angle mounting means, the operation is very simple, and detection range is more extensive.
With the above-described preferred embodiments according to the present invention as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present invention. The technical scope of the present invention is not limited to the description, but must be determined according to the scope of claims.
Claims (10)
1. The utility model provides a sand and dust test box with multi-angle adjusting device, includes test box body (1), characterized by: the testing box is characterized in that the inner cavity of the testing box body (1) is divided into a detection chamber (3) located at the left upper end, a power chamber (4) located at the right upper end and a bottom conveying chamber (5) located at the lower end through an inner isolation frame (2), electric control conveying guide rails are arranged on two sides of the inner bottom surface of the detection chamber (3), split type translation supporting plates are arranged at the upper ends of the electric control conveying guide rails, longitudinal lifting guide rails (6) are fixed on two sides of a longitudinal isolation section of the inner isolation frame (2), lifting type guiding simulation mechanisms are assembled on the inner sides of the longitudinal lifting guide rails (6) in a sliding mode, and electric control type centrifugal guide mechanisms are arranged at the upper ends inside the power chamber (4).
2. A sand and dust testing box with a multi-angle adjusting device according to claim 1, characterized in that: the electric control type conveying guide rail comprises a bottom guide rail (7) fixed on two sides of the inner bottom surface of the detection chamber (3), a threaded conveying pipe (8) movably assembled on the inner bottom surface of the bottom guide rail (7) and a conveying motor (9) arranged at the outer side end of the bottom guide rail (7) and used for controlling the threaded conveying pipe (8) to rotate.
3. A sand and dust testing box with a multi-angle adjusting device according to claim 1, characterized in that: the split type translation backup pad includes horizontal supporting frame (10), fixes at the integrative structure bottom screw thread supporting legs (11) of horizontal supporting frame (10) both sides lower extreme and the upset assembly plate (12) of movable assembly in horizontal supporting frame (10) upper end.
4. A sand and dust testing box with a multi-angle adjusting device according to claim 1, characterized in that: the inside of the longitudinal lifting guide rail (6) is movably provided with a longitudinal electric control screw rod (13) for controlling the lifting type guiding simulation mechanism.
5. The sand and dust testing chamber with multi-angle adjusting device of claim 4, wherein: the lifting type guiding simulation mechanism comprises an internal thread lifting seat (14) which is sleeved on a longitudinal electric control screw rod (13), a transverse lifting frame (15) which is fixed on the side wall of the internal thread lifting seat (14), a longitudinal overturning guide nozzle (16) which is movably installed on the transverse lifting frame (15), a transverse overturning guide nozzle (17) which is movably installed on the transverse lifting frame (15), a transverse overturning adjusting motor (18) which is fixed on the left side surface of the transverse lifting frame (15) and a longitudinal overturning adjusting motor (19) which is fixed at the upper end of the transverse lifting frame (15).
6. The sand and dust testing chamber with multi-angle adjusting device of claim 5, wherein: the transverse overturning adjusting motor (18) is connected with the transverse overturning diversion nozzle (17) and the longitudinal overturning adjusting motor (19) is connected with the longitudinal overturning diversion nozzle (16) in a transmission manner through a translation toothed plate (20).
7. The sand and dust testing chamber with multi-angle adjusting device of claim 5, wherein: the longitudinal section of the inner isolation frame (2) is provided with a lateral diversion hole, and the lateral diversion hole is communicated with the longitudinal overturning diversion nozzle (16) and the transverse overturning diversion nozzle (17) through a flexible three-way pipe (21).
8. A sand and dust testing box with a multi-angle adjusting device according to claim 1, characterized in that: the electric control type centrifugal flow guiding mechanism comprises a centrifugal motor (21) fixed on the inner top surface of the power chamber (4), and a separation type driving blade (22) axially fixed on a centrifugal shaft at the lower end of the centrifugal motor (21), wherein the upper end and the lower end of the inner part of the power chamber (4) are both provided with conical flow guiding sections.
9. A sand and dust testing box with a multi-angle adjusting device according to claim 1, characterized in that: the automatic feeding device is characterized in that an electric control type translation guide device (23) is arranged inside the bottom feeding cavity (5), and an upper feed back opening communicated with the detection cavity (3) and a side feed opening communicated with the power cavity (4) are formed in the inner top surface of the bottom feeding cavity (5).
10. A sand and dust testing box with a multi-angle adjusting device according to claim 1, characterized in that: an inclined guide surface is arranged on the inner bottom surface of the detection chamber (3), and a plurality of inclined installation chambers for internally installing the electric control telescopic stay bars (24) are arranged on the inclined guide surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310532957.XA CN116273216A (en) | 2023-05-12 | 2023-05-12 | Sand and dust test box with multi-angle adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310532957.XA CN116273216A (en) | 2023-05-12 | 2023-05-12 | Sand and dust test box with multi-angle adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116273216A true CN116273216A (en) | 2023-06-23 |
Family
ID=86801628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310532957.XA Withdrawn CN116273216A (en) | 2023-05-12 | 2023-05-12 | Sand and dust test box with multi-angle adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116273216A (en) |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104634685A (en) * | 2015-03-09 | 2015-05-20 | 西南交通大学 | High-cold wind-sand environment wheel rail abrasion simulation experimental device |
| CN104729823A (en) * | 2015-04-09 | 2015-06-24 | 中国科学院电工研究所 | Sand wind two-phase flow experiment device for buildings and building wind sand experiments |
| CN204460636U (en) * | 2015-02-10 | 2015-07-08 | 重庆银河试验仪器有限公司 | The shutter wind direction regulating device of environmental test chamber air outlet |
| KR20160030662A (en) * | 2014-09-11 | 2016-03-21 | 한국기계연구원 | Blowing sand and dust test equipment |
| CN106679713A (en) * | 2017-01-20 | 2017-05-17 | 合肥通用机械研究院 | Sand dust experimental device |
| CN109540777A (en) * | 2019-01-09 | 2019-03-29 | 山东路达试验仪器有限公司 | Engineering material weathers experimental rig under a kind of wind sand environment |
| CN209247603U (en) * | 2018-11-26 | 2019-08-13 | 东莞市诺尔检测科技有限公司 | A kind of multi-functional sand dust test chamber |
| CN110681418A (en) * | 2019-10-27 | 2020-01-14 | 邵华 | Artificial climate simulation test box |
| CN209945964U (en) * | 2019-04-03 | 2020-01-14 | 广州克莱美特仪器设备科技有限公司 | Rain test box sample revolving stage structure |
| CN110702434A (en) * | 2018-07-10 | 2020-01-17 | 中国石油天然气股份有限公司 | Cyclone sub-experiment system and experiment method |
| CN112284761A (en) * | 2020-10-23 | 2021-01-29 | 广州市塔塔电子技术服务有限公司 | New energy automobile sand-dust-resistant performance detection equipment and detection method thereof |
| CN212595771U (en) * | 2020-05-23 | 2021-02-26 | 上海荣珂检测仪器有限公司 | Horizontal dust and sand test box |
| CN114216798A (en) * | 2021-12-23 | 2022-03-22 | 重庆英博实验仪器有限公司 | Environmental reliability experimental apparatus |
| CN216747323U (en) * | 2022-01-20 | 2022-06-14 | 南京五和试验设备有限公司 | Horizontal dust and sand test box |
| CN114894700A (en) * | 2022-04-15 | 2022-08-12 | 南京理工大学 | Particle-containing environment simulation device |
-
2023
- 2023-05-12 CN CN202310532957.XA patent/CN116273216A/en not_active Withdrawn
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20160030662A (en) * | 2014-09-11 | 2016-03-21 | 한국기계연구원 | Blowing sand and dust test equipment |
| CN204460636U (en) * | 2015-02-10 | 2015-07-08 | 重庆银河试验仪器有限公司 | The shutter wind direction regulating device of environmental test chamber air outlet |
| CN104634685A (en) * | 2015-03-09 | 2015-05-20 | 西南交通大学 | High-cold wind-sand environment wheel rail abrasion simulation experimental device |
| CN104729823A (en) * | 2015-04-09 | 2015-06-24 | 中国科学院电工研究所 | Sand wind two-phase flow experiment device for buildings and building wind sand experiments |
| CN106679713A (en) * | 2017-01-20 | 2017-05-17 | 合肥通用机械研究院 | Sand dust experimental device |
| CN110702434A (en) * | 2018-07-10 | 2020-01-17 | 中国石油天然气股份有限公司 | Cyclone sub-experiment system and experiment method |
| CN209247603U (en) * | 2018-11-26 | 2019-08-13 | 东莞市诺尔检测科技有限公司 | A kind of multi-functional sand dust test chamber |
| CN109540777A (en) * | 2019-01-09 | 2019-03-29 | 山东路达试验仪器有限公司 | Engineering material weathers experimental rig under a kind of wind sand environment |
| CN209945964U (en) * | 2019-04-03 | 2020-01-14 | 广州克莱美特仪器设备科技有限公司 | Rain test box sample revolving stage structure |
| CN110681418A (en) * | 2019-10-27 | 2020-01-14 | 邵华 | Artificial climate simulation test box |
| CN212595771U (en) * | 2020-05-23 | 2021-02-26 | 上海荣珂检测仪器有限公司 | Horizontal dust and sand test box |
| CN112284761A (en) * | 2020-10-23 | 2021-01-29 | 广州市塔塔电子技术服务有限公司 | New energy automobile sand-dust-resistant performance detection equipment and detection method thereof |
| CN114216798A (en) * | 2021-12-23 | 2022-03-22 | 重庆英博实验仪器有限公司 | Environmental reliability experimental apparatus |
| CN216747323U (en) * | 2022-01-20 | 2022-06-14 | 南京五和试验设备有限公司 | Horizontal dust and sand test box |
| CN114894700A (en) * | 2022-04-15 | 2022-08-12 | 南京理工大学 | Particle-containing environment simulation device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110707544B (en) | Rotation type electrical apparatus switch board based on intelligent control | |
| CN109066360A (en) | A kind of power distribution cabinet | |
| CN114067587B (en) | Combined solar intelligent traffic signal lamp | |
| CN116273216A (en) | Sand and dust test box with multi-angle adjusting device | |
| CN207885018U (en) | A kind of workbench for Debugging message consultation platform server | |
| CN113581799A (en) | Dual buffering formula baffle box convenient to change anti-overflow skirtboard | |
| CN113451910A (en) | Convenient-to-maintain power distribution cabinet with tiltable mounting plate and use method thereof | |
| CN117532258A (en) | Clamping and positioning device for large-caliber stainless steel welded pipe | |
| CN218940464U (en) | Ventilating and heat-dissipating device for indoor power distribution cabinet | |
| CN112404926A (en) | Assembly fixture is used in cubical switchboard production | |
| CN211469006U (en) | Wrap angle releasing device of ceramic tile packaging equipment | |
| CN211130122U (en) | Multimedia teaching platform with raising and lowering functions | |
| CN210957547U (en) | Protection mechanism for high-voltage ring main unit | |
| CN114361983A (en) | High tension switchgear with imitate radiating effect by force | |
| CN116297148B (en) | Experimental exposure room with circulating control mechanism | |
| CN220135698U (en) | Lifting type multifunctional laminar flow hood | |
| CN110833270A (en) | Lifting cabinet capable of transversely stretching | |
| CN217249060U (en) | Vertical clean surface workbench | |
| CN215434233U (en) | Anti-pollution standard curing box for cement concrete | |
| CN219412638U (en) | Coal wall protection strutting arrangement | |
| CN116280980B (en) | Feeding and conveying mechanism for ageing test room | |
| CN220158112U (en) | Air fryer capable of automatically adjusting size of air outlet | |
| CN219576400U (en) | Switch board convenient to heat dissipation | |
| CN221060114U (en) | Electric swing aid and electric rocking chair | |
| CN215005085U (en) | Multi-angle illumination detection simulation cabin for automobile glass heat insulation film |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20230623 |