CN116793588A - Waterproof performance detection device of controller - Google Patents
Waterproof performance detection device of controller Download PDFInfo
- Publication number
- CN116793588A CN116793588A CN202310634922.7A CN202310634922A CN116793588A CN 116793588 A CN116793588 A CN 116793588A CN 202310634922 A CN202310634922 A CN 202310634922A CN 116793588 A CN116793588 A CN 116793588A
- Authority
- CN
- China
- Prior art keywords
- detection
- water
- fixedly connected
- controller
- cabinet
- 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
- 238000001514 detection method Methods 0.000 title claims abstract description 214
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 187
- 238000004088 simulation Methods 0.000 claims abstract description 13
- 238000007789 sealing Methods 0.000 claims description 30
- 238000002791 soaking Methods 0.000 claims description 23
- 239000002351 wastewater Substances 0.000 claims description 23
- 238000010438 heat treatment Methods 0.000 claims description 19
- 229920000742 Cotton Polymers 0.000 claims description 12
- 238000004140 cleaning Methods 0.000 claims description 12
- 238000005192 partition Methods 0.000 claims description 11
- 239000007921 spray Substances 0.000 claims description 9
- 238000007598 dipping method Methods 0.000 claims description 7
- 238000001125 extrusion Methods 0.000 claims description 7
- 230000001681 protective effect Effects 0.000 claims description 7
- 238000004078 waterproofing Methods 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000007654 immersion Methods 0.000 description 21
- 238000005507 spraying Methods 0.000 description 10
- 238000009434 installation Methods 0.000 description 6
- 238000001914 filtration Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 239000013049 sediment Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000011045 prefiltration Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
The invention belongs to the technical field of controller production, in particular to a waterproof performance detection device of a controller, which comprises a detection cabinet, a rotating arm, a motor I, a driven turntable, a driving turntable and a rubber ring, wherein the detection cabinet is provided with a first motor; utilize the clamping structure to fix the controller sample centre gripping, motor No. one is through driven carousel, the transmission of drive carousel and rubber ring, the drive rocking arm is rotatory, make the controller sample detect the inside upset of detection chamber of cabinet, simultaneously, rainwater simulation unit is detecting the intracavity portion at the detection cabinet and is forming the water curtain, be used for simulating the environment of raining, the water droplet of whereabouts falls on the surface of controller sample, simultaneously, because the controller sample is constantly overturning, make the water droplet of whereabouts fall evenly in the different positions on controller sample surface, thereby carry out waterproof performance to the controller sample comprehensively and detect, consequently reduced the leak that the controller sample detected.
Description
Technical Field
The invention belongs to the technical field of controller production, and particularly relates to a waterproof performance detection device for a controller.
Background
The controller is a command device for installing wiring of a predetermined sequence changing circuit and resistance value in the circuit to control the motor to act; along with the gradual rise of the industrial automation level, the variety of the controller is greatly increased; the present controller mainly comprises a program counter, an instruction register, an instruction decoder, a time sequence generator, an operation controller and the like; since the controller is generally controlled precisely, and some of the controllers are used in high humidity and outdoor environments, it is required that the controllers can be controlled stably and effectively in different environments.
After the controller is produced, the controller is required to be subjected to quality detection, in particular to waterproof performance detection; after the controller finishes production, sampling and detecting the produced controller; the existing waterproof performance detection is mainly divided into water immersion detection and water spraying detection; the soaking detection is to soak the controller into water, and after soaking for a certain time, take out the controller to perform performance detection and whether water enters the controller; the water spraying detection is to put the controller into a detection box simulating rainy weather, spray simulated rainwater is sprayed on the controller, and after a certain time, the controller is taken out to perform performance detection and whether water enters the controller or not.
When the waterproof performance of the controller is detected by utilizing water spraying detection, the controller is horizontally placed in the detection box, and rainwater is simulated to fall onto the surface of the controller from the top of the control box; however, most of the simulated rain water detected by the water spray falls on the top surface of the controller, so that the detection on the bottom of the controller is relatively weak, and the detection on the controller is easy to generate loopholes.
To this end, the invention provides a waterproof performance detection device for a controller.
Disclosure of Invention
In order to overcome the deficiencies of the prior art, at least one technical problem presented in the background art is solved.
The technical scheme adopted for solving the technical problems is as follows: the invention relates to a waterproof performance detection device of a controller, which comprises a detection cabinet; a detection cavity is arranged above the detection cabinet; an equipment cavity is arranged below the detection cabinet; a rainwater simulation unit is arranged in the detection cabinet; the rainwater simulation unit is used for simulating a raining environment in a detection cavity of the detection cabinet; a detection unit is arranged in the detection cavity of the detection cabinet; the detection unit comprises a rotating arm rotatably arranged in a detection cavity of the detection cabinet; a first motor is fixedly connected to the back of the detection cabinet; the rotating shaft of the first motor rotates to penetrate through the outer wall of the detection cabinet; the first motor is used for driving the rotating arm to rotate; one end of the rotating arm, which is far away from the rotating shaft of the rotating arm, is provided with a clamping structure; the clamping structure is used for clamping a controller sample; utilize the clamping structure to fix the controller sample centre gripping, motor drive rocking arm is rotatory for the controller sample is at the inside upset of detection chamber of detecting the cabinet, simultaneously, the rainwater simulation unit is at the inside water curtain that forms of detection chamber of detecting the cabinet for simulate the environment of raining, the water droplet that falls on the surface of controller sample, simultaneously, because the controller sample is constantly overturning, make the water droplet that falls evenly fall on the different positions on controller sample surface, thereby carry out waterproof performance to the controller sample comprehensively and detect, reduced the leak that the controller sample detected then.
Preferably, the detection unit further comprises a mounting seat arranged in the detection cavity of the detection cabinet; a rotary seat is rotatably arranged on one side of the mounting seat, which is close to the front surface of the detection cabinet; one side of the swivel base, which is close to the front surface of the detection cabinet, is bolted with the end part of the swivel arm; the outer ring of the rotary seat is fixedly connected with a driven rotary table; the end part of the rotating shaft of the first motor is fixedly connected with a driving turntable; rubber rings are fixedly connected to the outer rings of the driven turntable and the driving turntable; a plurality of bulges are fixedly connected around the outer ring of the rubber ring on the driven turntable; the outer ring of the rubber ring on the driving turntable is provided with a plurality of grooves in a surrounding manner; the protrusions of the outer rings of the two rubber rings are matched with the grooves; the outer rings of the two rubber rings are in mutual extrusion contact; thereby driving the rotating arm to rotate and providing power for overturning the controller sample.
Preferably, the clamping structure comprises a cross beam bolted to the bottom end of the rotating arm; both ends of the cross beam are provided with sliding grooves; a sliding block is arranged in the sliding groove in a sliding manner; a clamping arm is fixedly connected to one side of the slider close to the front surface of the detection cabinet; clamping a controller sample between the clamping arms at two sides; a plurality of supporting plates are uniformly fixedly connected to the bottoms of the surfaces, close to the clamping arms, of the two sides; a plurality of anti-skid grooves are uniformly formed in the surfaces, close to the clamping arms, of the two sides; the controller sample is fixed, and meanwhile, shielding to the controller sample is reduced, and the comprehensiveness of the detection of the controller sample is improved.
Preferably, the middle part of the cross beam is provided with an inner cavity; a pair of transverse grooves are formed in one side, away from the front surface of the detection cabinet, of each sliding groove at two sides; the transverse groove penetrates through the inner cavity in the middle of the cross beam; a rotating rod is rotatably arranged in the inner cavity of the cross beam; the rotating rod rotates to penetrate through the top of the cross beam; the outer ring of the middle part of the rotating rod is fixedly connected with a gear; a long rack is fixedly connected to one side of the sliding block, which is close to the transverse groove; the long racks are slidably arranged in the transverse grooves; the gear is meshed with the long racks; thereby drive the arm lock of both sides to slide in opposite directions, be convenient for the staff to place and take out the controller sample then.
Preferably, a water collecting tank is arranged on the bottom surface of the detection cavity of the detection cabinet; the middle part of the water collecting tank is fixedly connected with a water immersing tank through a bracket; one side of the detection cavity of the detection cabinet, which is close to the back surface of the detection cabinet, is fixedly connected with a pair of inserts; guide rods are fixedly connected to four corners between the two inserts; the outer rings of the four guide rods are slidably arranged on the mounting seats; a screw rod is rotatably arranged in the middle of each insert; the top end of the screw rod rotates to penetrate through the top surface of the detection cabinet; a second motor is fixedly connected to the top surface of the detection cabinet; the rotating shaft of the second motor is fixedly connected with the top end of the screw rod; the screw rod penetrates through the mounting seat and is in threaded fit with the mounting seat; the switching between the water immersion detection and the water spraying detection is realized, and the comprehensiveness of the detection of the waterproof performance of the controller sample is improved.
Preferably, the rainwater simulation unit comprises a water storage tank fixedly connected inside an equipment cavity of the detection cabinet; a water pump is arranged on one side of the water storage tank; the water inlet end of the water pump is communicated with the inside of the water storage tank through a pipeline; an electric three-way valve is fixedly connected to the back of the detection cabinet; the water outlet end pipeline of the water pump is communicated with the water inlet of the electric three-way valve; mounting beams are bolted to two sides of the top of the detection cavity of the detection cabinet; the middle part of the mounting beam is fixedly connected with a shunt tube; a plurality of spray heads are arranged on one side of the shunt pipe, which is close to the middle part of the detection cavity of the detection cabinet, in a threaded manner; a three-way joint is arranged at one water outlet thread of the electric three-way valve; the other two ends of the three-way joint are communicated with the shunt tubes through pipelines; the other water outlet pipeline of the electric three-way valve is communicated with the water immersing tank; the water switch is convenient for the staff to carry out water spraying detection and soaking detection.
Preferably, the outer ring of the water collecting tank is provided with a ring groove; a plurality of drainage grooves are uniformly formed in two sides of the water collecting groove; the middle part of the water storage tank is fixedly connected with a separation plate; the water storage tank is divided into a clear water cavity and a waste water cavity by the partition plate; the middle part of the separation plate is fixedly connected with a filter screen; a cleaning channel is fixedly connected between the bottom of one side of the partition plate and the inner wall of the water storage tank; the waste water cavity of the water storage tank is communicated with the outer side of the water storage tank through the cleaning channel, and a sealing plug is arranged at the opening of the cleaning channel in a threaded manner; the bottom pipeline of the annular groove of the water collecting groove outer ring is communicated with the waste water cavity of the water storage tank; thereby being convenient for the repeated cyclic utilization of water resources and saving water; through the clearance passageway that sets up, the staff of being convenient for carries out cleaning work to the waste water intracavity portion of water storage tank.
Preferably, annular filter cotton is arranged at the top of the annular groove of the outer ring of the water collecting groove; the bottom surface of the annular filter cotton is fixedly connected with a plurality of cross bars; through the annular filter cotton that sets up, carry out prefilter to getting into the inside waste water of water storage tank, reduced the sediment of the inside dirt of waste water chamber of water storage tank to, the staff of being convenient for clear up and change annular filter cotton.
Preferably, a plurality of heating pipes are uniformly fixedly connected to two sides of the detection cavity of the detection cabinet; the outer ring of the heating pipe is provided with a protective concave strip; the protection concave strip is fixedly connected with the inner wall of the detection cavity of the detection cabinet, and a sealing strip is arranged between the protection concave strip and the inner wall of the detection cavity of the detection cabinet; the heating pipe is used for heating the inside of the detection cavity of the detection cabinet, so that the environment with high temperature and high humidity can be conveniently simulated; the heating pipe is isolated and protected by the arranged protective concave strips, so that the water flow contact of the heating pipe is reduced, and the probability of danger of the heating pipe is reduced; meanwhile, the protection concave strip guides water drops flying to the side wall of the detection cavity of the detection cabinet, so that the water drops are converged into the water collecting groove.
Preferably, a sealing cover is hinged to one side, far away from the rotating arm, of the top of the soaking tank; a notch matched with the rotating arm is formed in the sealing cover; a hydraulic cylinder is hinged between the two sides of the water dipping tank and the two sides of the sealing cover; a sealing gasket is arranged between the sealing cover and the soaking tank; the pressure in the water immersion tank is increased for simulating the immersion depth of the controller sample, so that the comprehensiveness of the waterproof performance detection of the controller sample is further improved.
The beneficial effects of the invention are as follows:
1. the invention relates to a waterproof performance detection device of a controller, which is characterized by comprising a detection cabinet, a rotating arm, a first motor, a driven rotating disc, a driving rotating disc and a rubber ring; the clamping structure is fixed with the controller sample centre gripping, motor No. one is through driven carousel, the transmission of drive carousel and rubber ring, the drive rocking arm is rotatory for the controller sample is at the inside upset of detection chamber of detecting the cabinet, simultaneously, rainwater simulation unit is at the inside water curtain that forms of detection chamber of detecting the cabinet, be used for simulating the environment of raining, the water droplet of whereabouts falls on the surface of controller sample, simultaneously, because the controller sample is constantly overturning, the water droplet that makes the whereabouts evenly falls in the different positions on controller sample surface, thereby carry out waterproof performance to the controller sample comprehensively and detect, consequently reduced the leak that the controller sample detected.
2. According to the waterproof performance detection device for the controller, the installation seat, the water immersion tank, the guide rod, the screw rod and the motor II are arranged; the screw rod is driven to rotate through a second motor, the driving installation seat slides along the guide rod, and the driven turntable and the driving turntable are controlled to approach and separate, and contact and separation between the two rubber rings are controlled; meanwhile, the lifting and descending of the rotating arm are controlled, and the clamping structure and the controller sample are driven to enter and move out of the water immersion tank, so that the switching between the water immersion detection and the water spraying detection is realized, and the comprehensiveness of the detection of the water-proof performance of the controller sample is improved.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a first perspective view of a first embodiment of the present invention;
FIG. 2 is a second perspective view of a first embodiment of the invention;
FIG. 3 is an exploded view of a first embodiment of the present invention;
FIG. 4 is a perspective view of a detection cabinet according to a first embodiment of the present invention;
FIG. 5 is a perspective view of a detecting unit according to a first embodiment of the present invention;
FIG. 6 is an exploded view of a detection unit according to a first embodiment of the present invention;
FIG. 7 is a perspective view of a rubber ring in accordance with a first embodiment of the present invention;
FIG. 8 is an exploded view of a clamping structure in accordance with a first embodiment of the present invention;
FIG. 9 is a perspective view of a clip arm according to a first embodiment of the present invention;
FIG. 10 is a perspective view of a rain simulator unit according to an embodiment of the present invention;
FIG. 11 is a schematic view showing an internal structure of a water reservoir according to the first embodiment of the present invention;
FIG. 12 is a perspective view of an annular filter cotton in accordance with an embodiment of the present invention;
FIG. 13 is a perspective view of a heating tube and a protective concave strip according to a first embodiment of the present invention;
fig. 14 is a perspective view of a second embodiment of the present invention;
in the figure: 1. a detection cabinet; 2. a rotating arm; 3. a motor I; 4. a controller sample; 5. a mounting base; 6. rotating base; 7. a driven turntable; 8. driving a turntable; 9. a rubber ring; 10. a cross beam; 11. a chute; 12. a slide block; 13. a clamp arm; 14. a supporting plate; 15. a transverse groove; 16. a rotating rod; 17. a gear; 18. a long rack; 19. a water collecting tank; 20. a water dipping tank; 21. an insert; 22. a guide rod; 23. a screw rod; 24. a motor II; 25. a water storage tank; 26. a water pump; 27. an electric three-way valve; 28. mounting a beam; 29. a shunt; 30. a three-way joint; 31. a partition plate; 32. a filter screen; 33. cleaning the channel; 34. an annular filter cotton; 35. heating pipes; 36. a protective concave strip; 37. sealing cover; 38. a notch; 39. and a hydraulic cylinder.
Detailed Description
The invention is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
Example 1
As shown in fig. 1 to 3, a waterproof performance detection device for a controller according to an embodiment of the present invention includes a detection cabinet 1; a detection cavity is arranged above the detection cabinet 1; an equipment cavity is arranged below the detection cabinet 1; a rainwater simulation unit is arranged in the detection cabinet 1; the rainwater simulation unit is used for simulating a raining environment in the detection cavity of the detection cabinet 1; a detection unit is arranged in the detection cavity of the detection cabinet 1; the detection unit comprises a rotating arm 2 rotatably arranged in a detection cavity of the detection cabinet 1; the back of the detection cabinet 1 is fixedly connected with a first motor 3; the rotating shaft of the first motor 3 rotates to penetrate through the outer wall of the detection cabinet 1; the motor number one 3 is used for driving the rotating arm 2 to rotate; one end of the rotating arm 2 far away from the rotating shaft of the rotating arm 2 is provided with a clamping structure; the clamping structure clamps the controller sample 4; in this embodiment, in order to more intuitively detect the waterproof performance of the controller sample 4, a water-color-changing paint may be sprayed on the inner wall of the controller sample 4; during operation, place controller sample 4 in the clamp structure on rocking arm 2, utilize clamp structure to fix controller sample 4 centre gripping, motor 3 drive rocking arm 2 is rotatory for controller sample 4 is at the inside upset of detection chamber of detecting cabinet 1, simultaneously, rainwater simulation unit forms the water curtain at the inside detection chamber of detecting cabinet 1, be used for simulating rainy environment, the water droplet of whereabouts falls on the surface of controller sample 4, simultaneously, because controller sample 4 is constantly overturning, make the water droplet of whereabouts evenly fall on the different positions on controller sample 4 surface, thereby carry out waterproof performance to controller sample 4 comprehensively, consequently reduced the leak that controller sample 4 detected.
As shown in fig. 1, 3, 5, 6 and 7, the detection unit further comprises a mounting seat 5 arranged inside the detection cavity of the detection cabinet 1; a swivel seat 6 is rotatably arranged on one side of the mounting seat 5, which is close to the front surface of the detection cabinet 1; one side of the swivel mount 6, which is close to the front surface of the detection cabinet 1, is bolted with the end part of the swivel arm 2; the outer ring of the rotary seat 6 is fixedly connected with a driven rotary table 7; the end part of the rotating shaft of the first motor 3 is fixedly connected with a driving turntable 8; the outer rings of the driven turntable 7 and the driving turntable 8 are fixedly connected with rubber rings 9; the outer ring of the rubber ring 9 on the driven turntable 7 is fixedly connected with a plurality of bulges in a surrounding manner; the outer ring of the rubber ring 9 on the driving turntable 8 is provided with a plurality of grooves in a surrounding manner; the protrusions of the outer rings of the two rubber rings 9 are matched with the grooves; the outer rings of the two rubber rings 9 are in mutual extrusion contact; during operation, the motor No. 3 is started to drive the driving turntable 8 to rotate, extrusion contact is achieved between the two rubber rings 9, meanwhile, friction force between the two rubber rings 9 is improved through the arranged protrusions and grooves, the driven turntable 7 is driven to rotate, the rotating arm 2 is driven to rotate, and power is provided for overturning of the controller sample 4.
As shown in fig. 5 to 9, the clamping structure comprises a cross beam 10 bolted to the bottom end of the swivel arm 2; both ends of the cross beam 10 are provided with sliding grooves 11; a sliding block 12 is slidably arranged in the sliding groove 11; a clamping arm 13 is fixedly connected to one side of the sliding block 12, which is close to the front surface of the detection cabinet 1; clamping the controller sample 4 between the clamping arms 13 at two sides; a plurality of supporting plates 14 are uniformly fixedly connected to the bottoms of the surfaces, close to the clamping arms 13, of the two sides; a plurality of anti-skid grooves are uniformly formed on the surfaces, close to the clamping arms 13, of the two sides; during operation, when the controller sample 4 is placed, the controller sample 4 is placed on the top surface of the supporting plate 14 between the two clamping arms 13, the clamping arms 13 on two sides are pushed to be close to each other, the sliding blocks 12 on two sides are driven to slide along the sliding grooves 11 of the cross beam 10, the two sides of the clamping arms 13 clamp the controller sample 4, meanwhile, the supporting plate 14 matched with the arrangement is used for fixedly locking the controller sample 4, so that the controller sample 4 is fixed, shielding of the controller sample 4 is reduced, and the comprehensiveness of detection of the controller sample 4 is improved.
As shown in fig. 6 and 8, an inner cavity is formed in the middle of the beam 10; a pair of transverse grooves 15 are formed in one side, far away from the front surface of the detection cabinet 1, of the sliding groove 11 at two sides; the transverse groove 15 penetrates through the inner cavity in the middle of the cross beam 10; a rotating rod 16 is rotatably arranged in the inner cavity of the cross beam 10; the rotating rod 16 rotates through the top of the cross beam 10; the outer ring of the middle part of the rotating rod 16 is fixedly connected with a gear 17; a long toothed bar 18 is fixedly connected to one side of the sliding block 12 close to the transverse groove 15; the long toothed bar 18 is slidably arranged in the transverse groove 15; the gear 17 is meshed with a long rack 18; during operation, the box spanner is utilized to rotate the rotating rod 16, drives the gear 17 to rotate, drives the long racks 18 on two sides to mutually approach and keep away from sliding along the transverse groove 15, drives the sliding blocks 12 on two sides to mutually approach and keep away from sliding along the sliding groove 11 of the transverse beam 10, drives the clamping arms 13 on two sides to mutually slide in opposite directions and back to back, and is convenient for a worker to place and take out the controller sample 4.
As shown in fig. 1 to 6, a water collecting tank 19 is arranged on the bottom surface of the detection cavity of the detection cabinet 1; the middle part of the water collecting tank 19 is fixedly connected with a water soaking tank 20 through a bracket; a pair of inserts 21 is fixedly connected to one side, close to the back surface of the detection cabinet 1, of the detection cavity of the detection cabinet 1; guide rods 22 are fixedly connected to four corners between the two inserts 21; the outer rings of the four guide rods 22 are slidably mounted on the mounting seats 5; a screw rod 23 is rotatably arranged in the middle of each insert 21; the top end of the screw rod 23 rotates to penetrate through the top surface of the detection cabinet 1; a second motor 24 is fixedly connected to the top surface of the detection cabinet 1; the rotating shaft of the second motor 24 is fixedly connected with the top end of the screw rod 23; the screw rod 23 penetrates through the mounting seat 5, and the screw rod 23 is in threaded fit with the mounting seat 5; when the device works, when a controller sample 4 needs to be subjected to water immersion detection, the first motor 3 drives the rotating arm 2 to rotate to a vertically downward state, so that the controller sample 4 is in a horizontal state, at the moment, the second motor 24 drives the screw rod 23 to rotate, the driving installation seat 5 slides downwards along the guide rod 22, so that the two rubber rings 9 are separated, transmission between the driving turntable 8 and the driven turntable 7 is separated, the installation seat 5 pushes the rotating arm 2 to move downwards, and the clamping structure and the controller sample 4 are driven to be immersed in water of the water immersion tank 20 for water immersion detection; when water spraying detection is needed, the motor No. two 24 drives the screw rod 23 to rotate, the mounting seat 5 is driven to slide upwards along the guide rod 22, the rotating arm 2 is driven to move upwards, the clamping structure and the controller sample 4 are driven to move out of the water soaking tank 20, the two rubber rings 9 are in contact extrusion, and the driving turntable 8 is in transmission connection with the driven turntable 7, so that the rotating arm 2 is driven to rotate, and the controller sample 4 is driven to rotate; when the rotating arm 2 descends, the two rubber rings 9 are separated, and at the moment, the rotating arm 2, the clamping structure and the self gravity of the controller sample 4 enable the rotating arm 2 to be always in a vertical state, so that the separated state of the two rubber rings 9 is kept unchanged; when the two rubber rings 9 are contacted after the rotating arm 2 ascends, the protrusions and the grooves of the outer ring of the rubber rings 9 can be accurately meshed, and the transmission efficiency between the driving turntable 8 and the driven turntable 7 is improved; thereby realizing the switch between the water immersion detection and the water spraying detection and improving the comprehensiveness of the detection of the waterproof performance of the controller sample 4.
As shown in fig. 1, 2, 3, 10 and 11, the rainwater simulation unit comprises a water storage tank 25 fixedly connected inside the equipment cavity of the detection cabinet 1; a water pump 26 is arranged on one side of the water storage tank 25; the water inlet end of the water pump 26 is communicated with the inside of the water storage tank 25 through a pipeline; an electric three-way valve 27 is fixedly connected to the back of the detection cabinet 1; the water outlet end pipeline of the water pump 26 is communicated with the water inlet of the electric three-way valve 27; mounting beams 28 are bolted to two sides of the top of the detection cavity of the detection cabinet 1; the middle part of the mounting beam 28 is fixedly connected with a shunt tube 29; a plurality of spray heads are arranged on one side of the shunt 29 close to the middle part of the detection cavity of the detection cabinet 1 in a threaded manner; a three-way joint 30 is arranged at one water outlet thread of the electric three-way valve 27; the other two ends of the three-way joint 30 are communicated with the shunt 29 through pipelines; the other water outlet pipeline of the electric three-way valve 27 is communicated with the water dipping tank 20; when the device works, during water spraying detection, the water pump 26 pumps clear water in the water storage tank 25 and conveys the clear water to the electric three-way valve 27, at the moment, the electric three-way valve 27 is communicated with the shunt pipe 29, clear water is shunted into the shunt pipes 29 on the two sides through the three-way joint 30 and then sprayed out through the spray head, a water curtain is formed in the detection cavity of the detection cabinet 1, and a raining environment is simulated; during immersion detection, the water pump 26 pumps clean water in the water storage tank 25 and conveys the clean water to the electric three-way valve 27, at the moment, the electric three-way valve 27 is communicated with the immersion tank 20, and the clean water is conveyed to the inside of the immersion tank 20 for immersion detection; thereby the water switch of the water drenching detection and the soaking detection is convenient for the staff.
As shown in fig. 4 and 11, the outer ring of the water collecting groove 19 is provided with a ring groove; a plurality of drainage grooves are uniformly formed on two sides of the water collecting groove 19; a partition plate 31 is fixedly connected to the middle part of the water storage tank 25; the partition plate 31 divides the water storage tank 25 into a clean water cavity and a waste water cavity; a filter screen 32 is fixedly connected to the middle part of the partition plate 31; a cleaning channel 33 is fixedly connected between the bottom of one side of the partition plate 31 and the inner wall of the water storage tank 25; the cleaning channel 33 communicates the waste water cavity of the water storage tank 25 with the outer side of the water storage tank 25, and a sealing plug is arranged at the opening of the cleaning channel 33 in a threaded manner; the ring groove bottom pipeline of the outer ring of the water collecting groove 19 is communicated with the waste water cavity of the water storage tank 25; during operation, water flow sprayed by the spray head on the shunt tube 29 and waste water generated by the soaking tank 20 are converged into the water collecting tank 19, and then are drained into the waste water cavity of the water storage tank 25 through the annular groove, and the waste water in the waste water cavity enters the clear water cavity of the water storage tank 25 through the filtration of the filter screen 32, so that the water resource can be recycled conveniently, and the water is saved; through the clearance passageway 33 that sets up, the staff of being convenient for carries out cleaning work to the waste water intracavity portion of water storage tank 25.
As shown in fig. 4 and 12, an annular filter cotton 34 is arranged at the top of the annular groove at the outer ring of the water collecting groove 19; a plurality of cross bars are fixedly connected to the bottom surface of the annular filter cotton 34; through the annular filter cotton 34 that sets up, carry out preliminary filtration to getting into the inside waste water of water storage tank 25, reduced the sediment of the inside dirt of waste water chamber of water storage tank 25 to, the staff of being convenient for clear up and change annular filter cotton 34.
As shown in fig. 1, 3 and 13, a plurality of heating pipes 35 are uniformly and fixedly connected to two sides of the detection cavity of the detection cabinet 1; the outer ring of the heating pipe 35 is provided with a protective concave strip 36; the protection concave strip 36 is fixedly connected with the inner wall of the detection cavity of the detection cabinet 1, and a sealing strip is arranged between the protection concave strip 36 and the inner wall of the detection cavity of the detection cabinet 1; the heating pipe 35 is used for heating the inside of the detection cavity of the detection cabinet 1, so that the environment with high temperature and high humidity can be conveniently simulated; the protection concave strips 36 are arranged to isolate and protect the heating pipe 35, so that the water flow contact of the heating pipe 35 is reduced, and the danger probability of the heating pipe 35 is reduced; at the same time, the protective concave strip 36 guides the water drops flying to the side wall of the detection chamber of the detection cabinet 1, so that the water drops are converged into the water collecting tank 19.
Example two
As shown in fig. 14, a comparative example one, in which another embodiment of the present invention is: a sealing cover 37 is hinged to one side of the top of the soaking tank 20 away from the rotating arm 2; a notch 38 matched with the rotating arm 2 is formed in the sealing cover 37; a hydraulic cylinder 39 is hinged between the two sides of the soaking tank 20 and the two sides of the sealing cover 37; a sealing gasket is arranged between the sealing cover 37 and the soaking tank 20; during operation, when the immersion detection is carried out, at this moment, the clamping structure and the controller sample 4 are positioned in the immersion tank 20, the hydraulic cylinder 39 drives the sealing cover 37 to be closed, the notch 38 of the sealing cover 37 is matched with the rotating arm 2, the sealing gasket is arranged to seal the gap between the sealing cover 37 and the immersion tank 20, at this moment, the water pump 26 continuously injects clear water into the immersion tank 20, so that the pressure in the immersion tank 20 is increased, the immersion depth of the controller sample 4 is simulated, and the comprehensiveness of the waterproof performance detection of the controller sample 4 is further improved.
Working principle: placing the controller sample 4 on the top surface of a supporting plate 14 between two clamping arms 13, rotating a rotating rod 16 by using a socket wrench, driving a gear 17 to rotate, driving long racks 18 on two sides to approach along a transverse groove 15, driving sliding blocks 12 on two sides to approach along a sliding groove 11 of a cross beam 10, driving the clamping arms 13 on two sides to approach, so that the clamping arms 13 on two sides clamp the controller sample 4, and simultaneously, fixedly locking the controller sample 4 by matching with the supporting plate 14 arranged, and fixing the controller sample 4;
when water spraying detection is carried out, the motor No. two 24 drives the screw rod 23 to rotate, the mounting seat 5 is driven to slide upwards along the guide rod 22, the rotating arm 2 is driven to move upwards, the clamping structure and the controller sample 4 are driven to move out of the water soaking tank 20, the two rubber rings 9 are in contact extrusion, and the driving turntable 8 is in transmission connection with the driven turntable 7; the motor 3 is started to drive the driving turntable 8 to rotate, the two rubber rings 9 are in extrusion contact, and the arranged protrusions and grooves improve the friction between the two rubber rings 9, drive the driven turntable 7 to rotate, and drive the rotating arm 2 to rotate, so that the controller sample 4 turns over in the detection cavity of the detection cabinet 1; the water pump 26 pumps the clean water in the water storage tank 25 and conveys the clean water to the electric three-way valve 27, at the moment, the electric three-way valve 27 is communicated with the shunt pipe 29, the clean water is shunted into the shunt pipes 29 on the two sides through the three-way joint 30 and then sprayed out through the spray head, a water curtain is formed in the detection cavity of the detection cabinet 1, and the raining environment is simulated; the falling water drops fall on the surface of the controller sample 4, and meanwhile, as the controller sample 4 is continuously turned over, the falling water drops uniformly fall on different positions on the surface of the controller sample 4, so that the waterproof performance of the controller sample 4 is comprehensively detected, and the detection loopholes of the controller sample 4 are reduced; and the heating pipe 35 is arranged to heat the inside of the detection cavity of the detection cabinet 1, so that the environment with high temperature and high humidity can be conveniently simulated;
when the controller sample 4 needs to be soaked and detected, the first motor 3 drives the rotating arm 2 to rotate to a vertically downward state, so that the controller sample 4 is positioned at the bottom of the rotating arm 2, at the moment, the second motor 24 drives the screw rod 23 to rotate, the driving installation seat 5 slides downwards along the guide rod 22, so that the two rubber rings 9 are separated, the transmission between the driving turntable 8 and the driven turntable 7 is separated, and the installation seat 5 pushes the rotating arm 2 to move downwards, so that the clamping structure and the controller sample 4 are driven to enter the soaking tank 20; at this time, the water pump 26 pumps out the clean water in the water storage tank 25 and conveys the clean water to the electric three-way valve 27, at this time, the electric three-way valve 27 is communicated with the water dipping tank 20, and the clean water is conveyed to the inside of the water dipping tank 20 for water dipping detection; moreover, the hydraulic cylinder 39 drives the sealing cover 37 to be closed, the notch 38 of the sealing cover 37 is matched with the rotating arm 2, the sealing gasket is arranged to seal the gap between the sealing cover 37 and the soaking tank 20, at the moment, the water pump 26 continuously injects clear water into the soaking tank 20, so that the pressure in the soaking tank 20 is increased, the soaking depth of the controller sample 4 is simulated, and the comprehensiveness of the waterproof performance detection of the controller sample 4 is improved;
the water flow sprayed by the spray head on the shunt tube 29 and the waste water generated by the soaking tank 20 are converged into the water collecting tank 19, and then are drained into the waste water cavity of the water storage tank 25 through the annular groove, and the waste water in the waste water cavity enters the clear water cavity of the water storage tank 25 through the filtration of the filter screen 32, so that the water resource can be recycled conveniently.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a controller waterproof performance detection device which characterized in that: comprises a detection cabinet (1); a detection cavity is arranged above the detection cabinet (1); an equipment cavity is arranged below the detection cabinet (1); a rainwater simulation unit is arranged in the detection cabinet (1); the rainwater simulation unit is used for simulating a raining environment in a detection cavity of the detection cabinet (1); a detection unit is arranged in the detection cavity of the detection cabinet (1); the detection unit comprises a rotating arm (2) rotatably arranged in a detection cavity of the detection cabinet (1); a first motor (3) is fixedly connected to the back of the detection cabinet (1); the rotating shaft of the first motor (3) rotates to penetrate through the outer wall of the detection cabinet (1); the first motor (3) is used for driving the rotating arm (2) to rotate; one end of the rotating arm (2) far away from the rotating shaft of the rotating arm (2) is provided with a clamping structure; the clamping structure is clamped with a controller sample (4).
2. The controller waterproof performance detection device according to claim 1, wherein: the detection unit further comprises a mounting seat (5) arranged in the detection cavity of the detection cabinet (1); a rotary seat (6) is rotatably arranged on one side of the mounting seat (5) close to the front surface of the detection cabinet (1); one side of the swivel mount (6) close to the front of the detection cabinet (1) is bolted with the end part of the rotating arm (2); the outer ring of the rotary seat (6) is fixedly connected with a driven rotary table (7); a driving turntable (8) is fixedly connected at the end part of the rotating shaft of the first motor (3); the outer rings of the driven turntable (7) and the driving turntable (8) are fixedly connected with rubber rings (9); the outer ring of the rubber ring (9) on the driven turntable (7) is fixedly connected with a plurality of bulges in a surrounding manner; the outer ring of the rubber ring (9) on the driving turntable (8) is provided with a plurality of grooves in a surrounding manner; the protrusions of the outer rings of the two rubber rings (9) are matched with the grooves; the outer rings of the two rubber rings (9) are in mutual extrusion contact.
3. The controller waterproof performance detection device according to claim 2, wherein: the clamping structure comprises a cross beam (10) which is bolted at the bottom end of the rotating arm (2); both ends of the cross beam (10) are provided with sliding grooves (11); a sliding block (12) is arranged in the sliding groove (11) in a sliding manner; a clamping arm (13) is fixedly connected to one side of the sliding block (12) close to the front surface of the detection cabinet (1); clamping the controller sample (4) between the clamping arms (13) at two sides; a plurality of supporting plates (14) are uniformly fixedly connected to the bottoms of the surfaces, close to the clamping arms (13), of the two sides; a plurality of anti-skid grooves are uniformly formed in the surface, close to the clamping arms (13), of the two sides.
4. A controller waterproofing performance detection apparatus according to claim 3, wherein: an inner cavity is formed in the middle of the cross beam (10); a pair of transverse grooves (15) are formed in one side, far away from the front surface of the detection cabinet (1), of the sliding grooves (11) at two sides; the transverse groove (15) penetrates through the inner cavity in the middle of the cross beam (10); a rotating rod (16) is rotatably arranged in the inner cavity of the cross beam (10); the rotating rod (16) rotates to penetrate through the top of the cross beam (10); a gear (17) is fixedly connected with the outer ring of the middle part of the rotating rod (16); a long toothed bar (18) is fixedly connected to one side of the sliding block (12) close to the transverse groove (15); the long racks (18) are slidably arranged in the transverse grooves (15); the gear (17) is meshed with the long toothed bar (18).
5. The controller waterproof performance detection device according to claim 2, wherein: a water collecting tank (19) is arranged on the bottom surface of the detection cavity of the detection cabinet (1); the middle part of the water collecting tank (19) is fixedly connected with a water soaking tank (20) through a bracket; one side of a detection cavity of the detection cabinet (1) close to the back surface of the detection cabinet (1) is fixedly connected with a pair of inserts (21); guide rods (22) are fixedly connected to four corners between the two inserts (21); the outer rings of the four guide rods (22) are slidably provided with mounting seats (5); a screw rod (23) is rotatably arranged at the middle parts of the two inserts (21); the top end of the screw rod (23) rotates to penetrate through the top surface of the detection cabinet (1); a second motor (24) is fixedly connected to the top surface of the detection cabinet (1); the rotating shaft of the second motor (24) is fixedly connected with the top end of the screw rod (23); the screw rod (23) penetrates through the mounting seat (5), and the screw rod (23) is in threaded fit with the mounting seat (5).
6. The waterproof performance detection device for a controller according to claim 5, wherein: the rainwater simulation unit comprises a water storage tank (25) fixedly connected inside the equipment cavity of the detection cabinet (1); a water pump (26) is arranged on one side of the water storage tank (25); the water inlet end of the water pump (26) is communicated with the inside of the water storage tank (25) through a pipeline; an electric three-way valve (27) is fixedly connected to the back of the detection cabinet (1); the water outlet end pipeline of the water pump (26) is communicated with the water inlet of the electric three-way valve (27); mounting beams (28) are bolted to two sides of the top of the detection cavity of the detection cabinet (1); the middle part of the mounting beam (28) is fixedly connected with a shunt tube (29); a plurality of spray heads are arranged on one side of the shunt tube (29) close to the middle part of the detection cavity of the detection cabinet (1) in a threaded manner; a three-way joint (30) is arranged at one water outlet thread of the electric three-way valve (27); the other two ends of the three-way joint (30) are communicated with a shunt tube (29) through pipelines; the other water outlet pipeline of the electric three-way valve (27) is communicated with the water dipping tank (20).
7. The waterproof performance detection device for a controller according to claim 6, wherein: an annular groove is formed in the outer ring of the water collecting groove (19); a plurality of drainage grooves are uniformly formed in two sides of the water collecting groove (19); a partition plate (31) is fixedly connected to the middle part of the water storage tank (25); the water storage tank (25) is divided into a clear water cavity and a waste water cavity by the partition plate (31); a filter screen (32) is fixedly connected to the middle part of the partition plate (31); a cleaning channel (33) is fixedly connected between the bottom of one side of the partition plate (31) and the inner wall of the water storage tank (25); the waste water cavity of the water storage tank (25) is communicated with the outer side of the water storage tank (25) through the cleaning channel (33), and a sealing plug is arranged at the opening of the cleaning channel (33) in a threaded manner; the ring groove bottom pipeline of the outer ring of the water collecting groove (19) is communicated with the waste water cavity of the water storage tank (25).
8. The waterproof performance detection device for a controller according to claim 7, wherein: an annular filter cotton (34) is arranged at the top of the annular groove of the outer ring of the water collecting groove (19); the bottom surface of the annular filter cotton (34) is fixedly connected with a plurality of cross bars.
9. The controller waterproof performance detection device according to claim 1, wherein: a plurality of heating pipes (35) are uniformly fixedly connected to two sides of a detection cavity of the detection cabinet (1); the outer ring of the heating pipe (35) is provided with a protective concave strip (36); the protection concave strip (36) is fixedly connected with the inner wall of the detection cavity of the detection cabinet (1), and a sealing strip is arranged between the protection concave strip (36) and the inner wall of the detection cavity of the detection cabinet (1).
10. The waterproof performance detection device for a controller according to claim 5, wherein: a sealing cover (37) is hinged to one side, far away from the rotating arm (2), of the top of the soaking tank (20); a notch (38) matched with the rotating arm (2) is formed in the sealing cover (37); a hydraulic cylinder (39) is hinged between the two sides of the soaking tank (20) and the two sides of the sealing cover (37); a sealing gasket is arranged between the sealing cover (37) and the soaking tank (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310634922.7A CN116793588A (en) | 2023-05-31 | 2023-05-31 | Waterproof performance detection device of controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310634922.7A CN116793588A (en) | 2023-05-31 | 2023-05-31 | Waterproof performance detection device of controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116793588A true CN116793588A (en) | 2023-09-22 |
Family
ID=88035443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310634922.7A Pending CN116793588A (en) | 2023-05-31 | 2023-05-31 | Waterproof performance detection device of controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116793588A (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014182153A1 (en) * | 2013-05-06 | 2014-11-13 | Mimos, Berhad | A water ingression test device for testing water proofing performance or a unit under test (uut) |
| GB2521239A (en) * | 2013-12-13 | 2015-06-17 | James Robert Collinson | Leak detection system |
| CN204594629U (en) * | 2015-03-02 | 2015-08-26 | 深圳市翔瑞检测仪器有限公司 | Horizontal 5-6 level waterproof test house |
| CN207231735U (en) * | 2017-09-29 | 2018-04-13 | 江苏润昌橡胶科技有限公司 | One kind test tyre air tightness connector |
| CN208568254U (en) * | 2018-05-25 | 2019-03-01 | 上海煤科检测技术有限公司 | A kind of carrying roller leaching water multifunction test device |
| CN210571198U (en) * | 2019-12-02 | 2020-05-19 | 深圳市鸿茂元智光电有限公司 | Waterproof testing arrangement of LED display screen |
| CN112881254A (en) * | 2019-11-30 | 2021-06-01 | 陕西万众安信消防检测维保有限公司 | Waterproof anticorrosive material detection device |
| CN213516197U (en) * | 2020-12-15 | 2021-06-22 | 惠州市斯柯得检测技术有限公司 | Rain test box |
| CN113155363A (en) * | 2021-02-22 | 2021-07-23 | 重庆阿泰可科技股份有限公司 | Rain test simulation equipment |
| CN114659711A (en) * | 2021-11-26 | 2022-06-24 | 深圳海关工业品检测技术中心 | Waterproof test bed for testing waterproof grade |
| CN115112301A (en) * | 2022-08-29 | 2022-09-27 | 苏州锐思突破电子科技有限公司 | Electronic product detects with experimental facilities that drenches with rain |
| CN218725006U (en) * | 2022-09-19 | 2023-03-24 | 广州雄兵机械装备有限公司 | Waterproof testing arrangement is used in instrument and meter manufacturing |
-
2023
- 2023-05-31 CN CN202310634922.7A patent/CN116793588A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014182153A1 (en) * | 2013-05-06 | 2014-11-13 | Mimos, Berhad | A water ingression test device for testing water proofing performance or a unit under test (uut) |
| GB2521239A (en) * | 2013-12-13 | 2015-06-17 | James Robert Collinson | Leak detection system |
| CN204594629U (en) * | 2015-03-02 | 2015-08-26 | 深圳市翔瑞检测仪器有限公司 | Horizontal 5-6 level waterproof test house |
| CN207231735U (en) * | 2017-09-29 | 2018-04-13 | 江苏润昌橡胶科技有限公司 | One kind test tyre air tightness connector |
| CN208568254U (en) * | 2018-05-25 | 2019-03-01 | 上海煤科检测技术有限公司 | A kind of carrying roller leaching water multifunction test device |
| CN112881254A (en) * | 2019-11-30 | 2021-06-01 | 陕西万众安信消防检测维保有限公司 | Waterproof anticorrosive material detection device |
| CN210571198U (en) * | 2019-12-02 | 2020-05-19 | 深圳市鸿茂元智光电有限公司 | Waterproof testing arrangement of LED display screen |
| CN213516197U (en) * | 2020-12-15 | 2021-06-22 | 惠州市斯柯得检测技术有限公司 | Rain test box |
| CN113155363A (en) * | 2021-02-22 | 2021-07-23 | 重庆阿泰可科技股份有限公司 | Rain test simulation equipment |
| CN114659711A (en) * | 2021-11-26 | 2022-06-24 | 深圳海关工业品检测技术中心 | Waterproof test bed for testing waterproof grade |
| CN115112301A (en) * | 2022-08-29 | 2022-09-27 | 苏州锐思突破电子科技有限公司 | Electronic product detects with experimental facilities that drenches with rain |
| CN218725006U (en) * | 2022-09-19 | 2023-03-24 | 广州雄兵机械装备有限公司 | Waterproof testing arrangement is used in instrument and meter manufacturing |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104690025A (en) | Automatic cleaning device for engine cylinder cover | |
| CN201107192Y (en) | Product cold and heat cycle test apparatus | |
| CN104722522A (en) | Automatic cleaning method for engine cylinder cover | |
| CN204486431U (en) | A kind of engine cylinder cover fixture being beneficial to cleaning and dehydration | |
| CN204912234U (en) | A belt cleaning device for rinsing solar PV modules | |
| CN116793588A (en) | Waterproof performance detection device of controller | |
| CN116851386B (en) | Harassment fungus flushing equipment for edible fungus production | |
| CN204486359U (en) | A kind of shower nozzle automatic-exchanging system of cleaning device | |
| CN111521327A (en) | Bearing waterproof testing machine | |
| CN204407300U (en) | Wafer processing device | |
| CN204486360U (en) | A kind of engine cylinder cover wiper mechanism | |
| CN218725041U (en) | Transformer case leakproofness detection device | |
| CN105092188A (en) | Cleaning nozzle sealing detection apparatus | |
| CN204486361U (en) | A kind of engine cylinder cover cleaning baffle device for water | |
| CN105424950B (en) | One kind is used for agricultural greenhouse rock wool nutrient solution automatic detection instrument | |
| CN210649382U (en) | Automatic sealing ring assembling machine for aluminum oil cooler assembly detection production line | |
| CN212069655U (en) | Cleaning device with water temperature control device | |
| CN108079623B (en) | Sedimentation tank convenient to clean | |
| CN209094609U (en) | A kind of fastener process equipment with watering cooling function | |
| CN209935337U (en) | Cleaning machine with monitoring and early warning device | |
| CN202516742U (en) | Equipment for automatically dipping fastening piece | |
| CN110987312A (en) | Air tightness detection device for oil tank detection process | |
| CN211697419U (en) | A high-efficient environmental protection salt fog machine for metal surface treatment processing | |
| CN220305209U (en) | Paint detection equipment after paint production | |
| CN203643310U (en) | Top-opened and embedded type large component marine erosion environment simulation acceleration test system |
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 |