CN221174335U

CN221174335U - Environmental test box

Info

Publication number: CN221174335U
Application number: CN202323221161.7U
Authority: CN
Inventors: 赵海清; 孙同辉; 刘高峰; 张明; 代桂如
Original assignee: Anhui Kemeng Electronic Technology Co ltd
Current assignee: Anhui Kemeng Electronic Technology Co ltd
Priority date: 2023-11-28
Filing date: 2023-11-28
Publication date: 2024-06-18
Anticipated expiration: 2033-11-28

Abstract

The utility model discloses an environment test box, which relates to the field of test boxes and comprises a rack, wherein a placing plate is arranged on the inner side of the rack, the placing plate divides an inner cavity of the rack into an upper cavity and a lower cavity, front and rear groups of spray heads are arranged on the inner side of the upper cavity of the rack, rotating structures are arranged on the surfaces of the two groups of spray heads and can control the relative angles between the spray heads and the placing plate, and a clamping structure is arranged under the spray heads and can limit the positions of test workpieces. The utility model can adjust the relative angle of the spray head and the workpiece so as to simulate the rainwater environment under a certain wind speed, and the water sprayed by the spray head can be in quick contact with different positions of the workpiece similar to the real rainwater environment, thereby comprehensively and quickly carrying out jet impact on different parts of the workpiece, generating comprehensive reaction with the workpiece, ensuring a more comprehensive detection range, and further improving the precision of detection work.

Description

Environmental test box

Technical Field

The utility model relates to the field of test boxes, in particular to an environment test box.

Background

The environmental test chamber is used for manufacturing a specific environmental atmosphere, and a tester places a test object to be tested into the environmental test chamber, so as to judge the tolerance degree of the test object to the specific environmental atmosphere when the test object is in the specific environmental atmosphere.

In the processing process of some outdoor installation and use workpieces, if the surfaces of the outdoor installation and use workpieces are sprayed with chemicals or metal coatings, the tolerance degree of the outdoor installation and use workpieces in a rainwater environment needs to be detected, so that the environment test box needs to simulate the rainwater environment, and test operation is performed on the workpieces. The existing test box capable of simulating rainwater environment mostly carries out jet impact operation on water liquid through water spraying equipment so as to achieve the purpose of contact between the water liquid and a workpiece, however, the detection mode is single, outdoor rainwater is generally influenced by wind speed in the falling process, falling angles are different, the tolerance duration of the workpiece under rainwater erosion cannot be accurately detected, and the accuracy of test detection work is influenced.

Disclosure of utility model

In view of the above, the present application provides an environmental test chamber.

In order to achieve the above purpose, the present application provides the following technical solutions: the utility model provides an environmental test case, includes the frame, place the board is installed to the inboard of frame, place the board and separate the inner chamber of frame into two upper and lower cavities, two sets of shower nozzles in front of and back are installed to the upper cavity inboard of frame, two sets of the surface mounting of shower nozzle has the rotating structure, steerable shower nozzle adjusts the relative angle with placing the board, be provided with the clamping structure under the shower nozzle, can restrict the position of experimental work piece.

Further, the rotating structure comprises a front positioning arm and a rear positioning arm which are arranged on the upper surface of the placing plate, the upper surfaces of the front positioning arm and the rear positioning arm are respectively provided with a balance arm, the inner sides of the balance arms and the upper ends of the balance arms are respectively provided with a linkage frame, two ends of the linkage frames are respectively provided with a rotating shaft to penetrate through the balance arms, and one side of each balance arm is provided with a servo motor matched with the rotating shaft.

Further, the rotating structure further comprises a positioning seat arranged on the surface of the linkage frame, the clamping blocks are arranged on the surface of the positioning seat through positioning pins, the shell of the spray head is inserted into an interlayer space formed by the positioning seat and the clamping blocks after the butt joint, and when the linkage frame rotates, the positioning seat, the clamping blocks and the spray head synchronously rotate.

Further, the clamping structure comprises a pair of clamping arms which are distributed left and right, and the bottom ends of the clamping arms are respectively provided with a first telescopic rod and a second telescopic rod;

the utility model discloses a telescopic handle, including first telescopic link, second telescopic link, first telescopic link's stiff end is installed first holding frame, and the second holding frame is installed to the stiff end of first telescopic link, the second holding frame is installed to the stiff end of second telescopic link, first holding frame is located the place ahead of second holding frame, just the cavity that holds the centre gripping arm and pass is seted up on the surface of first holding frame, second holding frame, control the centre gripping arm is located the inside slip of cavity, first telescopic link and second telescopic link are located the lower surface concertina movement of first holding frame, second holding frame respectively.

Further, the surface of placing the board has seted up the passageway, the below fixedly connected with spacing of passageway, the inboard flange top overlap joint of spacing has detachable drainage board, the stabilizer blade is installed to the bottom of first holding frame, second holding frame, the stabilizer blade passes through the screw and installs in the surface of drainage board.

Further, the below fixedly connected with water collecting box of passageway, drainage board, spacing just are to the upper end open position of water collecting box, water collecting box's lower surface mounting has the aqueduct that can shift water liquid, the aqueduct extends to the outside of frame.

In summary, the utility model has the technical effects and advantages that:

The utility model can adjust the relative angle of the spray head and the workpiece so as to simulate the rainwater environment under a certain wind speed, and the water sprayed by the spray head can be in quick contact with different positions of the workpiece similar to the real rainwater environment, thereby comprehensively and quickly carrying out jet impact on different parts of the workpiece, generating comprehensive reaction with the workpiece, ensuring a more comprehensive detection range, and further improving the precision of detection work.

Drawings

In order to more clearly illustrate the embodiments of the application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a schematic diagram of the internal structure of the frame of the present utility model.

Fig. 3 is a schematic view of a second view angle structure of the frame of the present utility model.

FIG. 4 is a schematic view of a placement plate and a drainage plate structure according to the present utility model.

FIG. 5 is a schematic view of the positions of the spray head and the clamping structure according to the present utility model.

Fig. 6 is a schematic diagram of the overall structure of the present utility model.

In the figure: 1. a frame; 2. placing a plate; 21. a limiting frame; 22. a water filtering plate; 23. a water collecting box; 24. a water conduit; 3. a positioning arm; 4. a balance arm; 5. a linkage frame; 6. a positioning seat; 7. clamping blocks; 8. a positioning pin; 9. a spray head; 10. a servo motor; 11. a support leg; 12. a first holding frame; 13. a second holding frame; 14. a first telescopic rod; 15. a second telescopic rod; 16. and a clamping arm.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples: referring to an environmental test box shown in fig. 1 and 2, the environmental test box comprises a frame 1, a placing plate 2 is arranged on the inner side of the frame 1, the placing plate 2 divides an inner cavity of the frame 1 into an upper cavity and a lower cavity, front and rear groups of spray heads 9 are arranged on the inner side of the upper cavity of the frame 1, rotating structures are arranged on the surfaces of the two groups of spray heads 9, the relative angles between the spray heads 9 and the placing plate 2 can be controlled to achieve the purpose of adjusting the relative angles between the spray heads 9 and a workpiece so as to simulate a rainwater environment under a certain wind speed, water sprayed by the spray heads 9 can quickly contact different positions of the workpiece, clamping structures are arranged under the spray heads 9, the positions of the tested workpiece can be limited, and the stability of the workpiece is maintained.

As shown in fig. 2 and 4, the rotating structure comprises a front set of positioning arms 3 and a rear set of positioning arms 3 mounted on the upper surface of the placement plate 2, balance arms 4 are mounted on the upper surfaces of the front set of positioning arms 3 and the rear set of positioning arms 3, a linkage frame 5 is mounted on the inner side and the upper end of the balance arms 4, two ends of the linkage frame 5 are mounted on the balance arms 4 in a penetrating manner through a rotating shaft, and a servo motor 10 matched with the rotating shaft is mounted on one side of the balance arms 4. The servo motor 10 can control the rotation of the two groups of linkage frames 5, and simultaneously, the two groups of spray heads 9 rotate.

The rotation of the spray head 9 can simulate the rainwater environment with a certain wind speed, and is similar to the real rainwater environment, the rainwater test detection operation is carried out on the workpiece, the water liquid can comprehensively and rapidly carry out jet impact on different parts of the workpiece along with the rotation of the spray head 9, comprehensive reaction is generated with the workpiece, the detection range is more comprehensive, and the accuracy of detection work is further improved.

As shown in fig. 5, the rotating structure further includes a positioning seat 6 mounted on the surface of the linkage frame 5, the surface of the positioning seat 6 is provided with a clamping block 7 through a positioning pin 8, a shell of the spray head 9 is inserted into an interlayer space formed by the butt joint of the positioning seat 6 and the clamping block 7, the linkage frame 5 is in an inclined state in a natural state, and the connection of the positioning seat 6 and the clamping block 7 can keep the stability of the spray head 9. When the servo motor 10 controls the linkage frame 5 to rotate, the positioning seat 6, the clamping block 7 and the spray head 9 synchronously rotate. So as to achieve the purpose of adjusting different angles to spray water on the workpiece.

As shown in fig. 5, the clamping structure includes a pair of clamping arms 16 distributed left and right, and the bottom ends of the pair of clamping arms 16 are respectively provided with a first telescopic rod 14 and a second telescopic rod 15. The first holding frame 12 is installed to the stiff end of first telescopic link 14, and the second holding frame 13 is installed to the stiff end of second telescopic link 15, and first holding frame 12 is located the place ahead of second holding frame 13, and the cavity that holds centre gripping arm 16 and pass has been seted up on the surface of first holding frame 12, second holding frame 13.

In the process of installing the workpiece, the controllable clamping arm 16 slides in the cavity, and the first telescopic rod 14 and the second telescopic rod 15 are respectively positioned on the lower surfaces of the first accommodating frame 12 and the second accommodating frame 13 to do telescopic movement. The clamping arm 16 capable of sliding can be adapted to workpieces with different specifications, so that the stability of the workpiece under the impact of water sprayed by the spray nozzle 9 is ensured.

As shown in fig. 4, the surface of the placement plate 2 is provided with a channel, a limiting frame 21 is fixedly connected below the channel, and a detachable water filtering plate 22 is lapped above an inner side flange of the limiting frame 21, so as to keep the stability of the water filtering plate 22. The bottom ends of the first accommodating frame 12 and the second accommodating frame 13 are provided with supporting feet 11, and the supporting feet 11 are arranged on the surface of the water filtering plate 22 through screws. In the environmental test process, after the water sprayed by the collision head contacts with the workpiece at the inner side of the clamping framework, the water can fall through the through holes on the surface of the water filtering plate 22, so that the retention phenomenon of the water is reduced, and the placing plate 2, the water filtering plate 22 and the clamping structure are prevented from being soaked by the water.

As shown in fig. 3 and 4, a water collecting box 23 is fixedly connected below the channel, a water filtering plate 22 and a limiting frame 21 are opposite to the upper end opening position of the water collecting box 23, a water guide pipe 24 capable of transferring water is arranged on the lower surface of the water collecting box 23, and the water guide pipe 24 extends to the outer side of the frame 1. In the test process, the redundant water can pass through the water filtering plate 22 and be transferred into the water collecting box 23, and then is discharged through the water guide pipe 24 below the water collecting box 23, so that the accumulation phenomenon of the water in the test process is avoided, and the cleanliness of the inside of the whole test box is ensured.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. An environmental test chamber comprising a frame (1), characterized in that: the device is characterized in that a placing plate (2) is arranged on the inner side of the frame (1), the placing plate (2) divides an inner cavity of the frame (1) into an upper cavity and a lower cavity, front and rear groups of spray heads (9) are arranged on the inner side of the upper cavity of the frame (1), rotating structures are arranged on the surfaces of the two groups of spray heads (9), the spray heads (9) can be controlled to adjust the relative angle with the placing plate (2), and clamping structures are arranged under the spray heads (9) to limit the positions of test workpieces.

2. The environmental test chamber of claim 1 wherein: the rotating structure comprises a front positioning arm (3) and a rear positioning arm (3) which are arranged on the upper surface of the placing plate (2), the upper surface of the positioning arm (3) is provided with a balance arm (4), the inner side of the balance arm (4) and the upper end of the balance arm are provided with a linkage frame (5), two ends of the linkage frame (5) are arranged on the balance arm (4) in a penetrating mode through a rotating shaft, and one side of the balance arm (4) is provided with a servo motor (10) which is matched with the rotating shaft.

3. The environmental test chamber of claim 2 wherein: the rotating structure further comprises a positioning seat (6) arranged on the surface of the linkage frame (5), a clamping block (7) is arranged on the surface of the positioning seat (6) through a positioning pin (8), a shell of the spray head (9) is inserted into an interlayer space formed by the butt joint of the positioning seat (6) and the clamping block (7), and when the linkage frame (5) rotates, the positioning seat (6), the clamping block (7) and the spray head (9) synchronously rotate.

4. The environmental test chamber of claim 1 wherein: the clamping structure comprises a pair of clamping arms (16) which are distributed left and right, and a first telescopic rod (14) and a second telescopic rod (15) are respectively arranged at the bottom ends of the clamping arms (16);

The utility model discloses a telescopic device for a medical instrument, including first telescopic link (14) and second telescopic link (15), first holding frame (12) are installed to the stiff end of first telescopic link (14), and second holding frame (13) are installed to the stiff end of second telescopic link (15), first holding frame (12) are located the place ahead of second holding frame (13), just the cavity that holds centre gripping arm (16) and pass is offered on the surface of first holding frame (12), second holding frame (13), control centre gripping arm (16) are located cavity inside and slide, first telescopic link (14) and second telescopic link (15) are located the lower surface concertina movement of first holding frame (12), second holding frame (13) respectively.

5. The environmental test chamber of claim 4 wherein: the surface of placing board (2) has seted up the passageway, the below fixedly connected with spacing (21) of passageway, the inboard flange top overlap joint of spacing (21) has detachable drainage board (22), stabilizer blade (11) are installed to the bottom of first holding frame (12), second holding frame (13), stabilizer blade (11) are installed in the surface of drainage board (22) through the screw.

6. The environmental test chamber of claim 5 wherein: the water collecting box (23) is fixedly connected to the lower portion of the channel, the water filtering plate (22) and the limiting frame (21) are opposite to the upper end opening position of the water collecting box (23), a water guide pipe (24) capable of transferring water and liquid is mounted on the lower surface of the water collecting box (23), and the water guide pipe (24) extends to the outer side of the frame (1).