Sand dust test box

Abstract

The utility model provides a sand and dust test box, which belongs to the field of test equipment and comprises a box body, the inner wall of the box body is divided into a test cabin and a mounting cabin through a partition plate, an auxiliary box is arranged on one side of the box body, a through groove is arranged on the surface of the partition plate, and a net rack is arranged on the inner wall of the through groove. The inner wall of the through groove is connected with the blowing assembly through an adjusting assembly, a door plate is arranged on the edge of the inner wall of the test chamber, and a cleaning assembly is arranged on the inner wall of the door plate. Two rotating motors are matched with two mounting bearings to drive two rotating shafts to rotate, the two rotating shafts drive two winding discs to rotate, the two winding discs are matched with two connecting ropes to drive two connecting rods connected with the two winding discs to move, and the two connecting rods are matched with two hinge seats to drive an air guide plate to move. The air deflectors drive the two mounting shafts to rotate in the two shaft sleeves on the inner wall of the mounting shell, so that the inclination of the air deflectors is adjusted, the multiple air deflectors are conveniently driven to move, and the direction of air entering the mounting shell is adjusted.

Description

Technical Field

[0001] The utility model relates to the field of test equipment, in particular to a sand and dust test box. Background Art

[0002] Many products placed in the field, such as electrical and electronic products, automotive parts, seals, etc., are required to pass reliability tests in dusty environments. Therefore, dust environment test chambers came into being. Dust environment test chambers simulate dusty climate environments and conduct dust and sand tests on sample products to test the performance of use, storage, and transportation of sample products in dusty environments. After searching the dust test chamber disclosed in application number CN202222786305.2, it is recorded that it includes a frame, a test cabin, a dust collection hopper, and a dust blowing assembly. The test cabin is arranged on the frame, and the test cabin is provided with an openable door panel, which is used to open and close the test cabin; the top of the dust collection hopper is connected to the bottom of the test cabin; the dust blowing assembly is used to blow dust into the test cabin, and the dust blowing assembly includes a blower, a first air duct and a second air duct connected to the blower, one end of the first air duct is connected to the dust collection hopper, and one end of the second air duct is connected to one side of the test cabin. The utility model drives the first air duct through the blower to blow the dust in the dust collection bucket and lift it up in the test chamber, which is used for performing dust and sand tests on the products in the test chamber, and the test chamber is formed into a closed space for testing, and the test effect is good. However, the device still has the following defects in actual use: the device is not convenient for adjusting the reverse direction of the blown air when in use, and dust is easily adhered to the surface of the observation window, so it is necessary to design a sand and dust test box with strong practicality. Utility Model Content

[0003] The purpose of the utility model is to provide a sand and dust test box to solve the problems raised by the above background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a dust test box, comprising a box body, the inner wall of the box body is divided into a test cabin and an installation cabin by a partition, an auxiliary box is arranged on one side of the box body, a through slot is opened on the surface of the partition, a grid is arranged on the inner wall of the through slot, the inner wall of the through slot is installed and connected with a blowing assembly through an adjustment assembly, a door panel is arranged on the edge of the inner wall of the test cabin, and a cleaning assembly is arranged on the inner wall of the door panel;

[0005] The adjusting component comprises an installation shell installed on the inner wall of the through slot, and two installation slots are provided on one side of the inner wall of the installation shell, and the inner walls of the two installation slots are provided with a rotating motor, the output shaft of the rotating motor is fixedly connected with a rotating shaft, and the other end of the rotating shaft is rotatably connected with the other side of the inner wall of the installation slot through a mounting bearing, a winding disk is provided on the surface of the rotating shaft, and a connecting rope is sleeved on the surface of the winding disk, the other end of the connecting rope is fixedly connected to a connecting rod, and the other end of the connecting rod is movably connected to the bottom of one side of the air guide plate through a hinge seat, and the bottom of the other side of the air guide plate is movably connected to the two hinge seats on one side of the other air guide plate through another two connecting rods, and both ends of the air guide plate are provided with installation shafts, and the two ends of the installation shaft are rotatably connected to the shaft sleeves provided on both sides of the inner wall of the installation shell.

[0006] A cleaning component, the cleaning component includes two strip-shaped shells installed on the inner wall surface of the door panel, one side of the inner wall of the two strip-shaped shells is provided with an electric telescopic rod, the telescopic ends of the two electric telescopic rods are fixedly connected with sliders, the opposite sides of the two sliders are fixedly connected with the two ends of the movable cover, and driving motors are provided on both sides of the top of the inner wall of the movable cover, the output shafts of the two driving motors are fixedly connected with threaded rods, the bottoms of the two threaded rods are rotatably connected to the bottom of the inner wall of the movable cover through connecting bearings, the surfaces of the two threaded rods are threadedly connected with moving blocks, and a cleaning brush is provided on one side of the moving block.

[0007] As a preferred solution of the utility model: the blowing assembly includes a dust collecting hopper fixedly connected to the bottom of the mounting shell, the bottom of the dust collecting hopper is provided with an arc-shaped elbow, the bottom of the arc-shaped elbow is provided with a discharge pipe, the other end of the arc-shaped elbow is connected to the blower through a first blowing pipe, one side of the blower is fixedly connected to the blowing hood through a second blowing pipe, the inner wall of the blowing hood is provided with a filter, and the bottom of the blower is fixedly connected to the bottom of the inner wall of the auxiliary box.

[0008] As a preferred solution of the utility model: a through groove is opened in the middle of the surface of the door panel, and an observation window is provided on the inner wall of the through groove.

[0009] As a preferred solution of the utility model: two through holes are provided at both ends of the movable cover, and the inner walls of the two through holes are interlaced and connected with the two guide rods of the inner walls of the two strip-shaped shells.

[0010] As a preferred solution of the utility model: a clamping groove is provided on the edge of the inner wall of the through groove, and the inner wall of the clamping groove is clamped and connected with the bottom of the grid.

[0011] As a preferred solution of the utility model: two first and second sockets are provided on one side where the box body and the auxiliary box are connected, the inner walls of the two first and second sockets are respectively connected with the surfaces of the first and second blowing pipes, and an annular groove is provided on the edge of the inner wall of the second socket, and the inner wall of the annular groove is snap-connected with one end of the blowing hood.

[0012] As a preferred solution of the utility model: an operation panel is provided on the surface of the auxiliary box, and a button and an emergency stop switch are provided on the surface of the operation panel.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] (1) Two rotating motors cooperate with two mounting bearings to drive two rotating shafts to rotate, the two rotating shafts drive two winding reels to rotate, the two winding reels cooperate with two connecting ropes to drive two connecting rods connected thereto to move, the two connecting rods cooperate with two hinged seats to drive the air guide plate to move, the air guide plate drives the two mounting shafts to rotate in two shaft sleeves on the inner wall of the mounting shell, thereby adjusting the inclination of the air guide plate, thereby facilitating the movement of a plurality of air guide plates and adjusting the wind direction entering the mounting shell;

[0015] (2) Two electric telescopic rods drive two sliders to move in two strip-shaped shells, and the two sliders drive the connected movable cover to move. The movable cover cooperates with the two through holes to move on the surfaces of the two guide rods, thereby limiting its movement. The two driving motors on the inner wall of the movable cover cooperate with the two connecting bearings to drive the two threaded rods to rotate. The two threaded rods drive the movable block to move on the inner wall of the movable cover, and drive the surface cleaning brush to move on the surface of the observation window, thereby cleaning the dust on the surface and avoiding the inability to observe the internal situation. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of the utility model;

[0017] Figure 2 This is one of the structural schematic diagrams of the utility model;

[0018] Figure 3 It is a partial structural schematic diagram of the utility model;

[0019] Figure 4 This is a schematic diagram of the structure of the adjustment component and the blowing component of the utility model;

[0020] Figure 5 It is a schematic diagram of the structure of the cleaning component of the utility model.

[0021] In the figure: 1. Box; 11. Test chamber; 12. Installation chamber; 13. Auxiliary box; 14. Through slot; 15. Grid; 16. Door panel; 17. Through slot; 18. Observation window; 19. Snap-in slot; 110. First plug hole; 111. Second plug hole; 112. Annular slot; 113. Operation panel; 114. Button; 115. Emergency stop switch; 2. Adjustment assembly; 21. Installation housing; 22. Rotating motor; 23. Reel; 24. Connecting rope; 25. Connecting rod; 26. Articulated seat; 27. Air guide plate; 28. Mounting shaft; 29. ​​Bushing; 3. Blowing assembly; 31. Dust collecting bucket; 32. Arc elbow; 33. Discharge pipe; 34. First blowing pipe; 35. Blower; 36. Second blowing pipe; 37. Blowing hood; 38. Filter; 4. Cleaning assembly; 41. Strip shell; 42. Electric telescopic rod; 43. Sliding block; 44. Moving hood; 45. Driving motor; 46. Threaded rod; 47. Moving block; 48. Cleaning brush; 49. Through hole; 410. Guide rod. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solution and advantages of the implementation of the utility model clearer, the technical solution in the implementation of the utility model will be clearly and completely described below in conjunction with the drawings in the implementation of the utility model. Obviously, the described implementation is a part of the implementation of the utility model, not all of the implementations. Based on the implementation of the utility model, all other implementations obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-Figure 5 A dust test box comprises a box body 1, the inner wall of the box body 1 is divided into a test cabin 11 and an installation cabin 12 by a partition, an auxiliary box 13 is arranged on one side of the box body 1, a through slot 14 is opened on the surface of the partition, a grid 15 is arranged on the inner wall of the through slot 14, the inner wall of the through slot 14 is connected with a blowing component 3 by an adjusting component 2, a door panel 16 is arranged on the edge of the inner wall of the test cabin 11, and a cleaning component 4 is arranged on the inner wall of the door panel 16;

[0024] See also Figure 4, adjusting component 2, the adjusting component 2 includes a mounting shell 21 installed on the inner wall of the through groove 14, two mounting grooves are provided on one side of the inner wall of the mounting shell 21, and the inner walls of the two mounting grooves are provided with a rotating motor 22, the output shaft of the rotating motor 22 is fixedly connected with a rotating shaft, and the other end of the rotating shaft is rotatably connected to the other side of the inner wall of the mounting groove through a mounting bearing, a winding disk 23 is provided on the surface of the rotating shaft, and a connecting rope 24 is sleeved on the surface of the winding disk 23, and the other end of the connecting rope 24 is fixedly connected to a connecting rod 25, and the other end of the connecting rod 25 is movably connected to the bottom of one side of an air guide plate 27 through a hinge seat 26, and the bottom of the other side of the air guide plate 27 is movably connected to two hinge seats 26 on one side of another air guide plate 27 through another two connecting rods 25, and both ends of the air guide plate 27 are provided with mounting shafts 28, and the two ends of the mounting shaft 28 are rotatably connected to shaft sleeves 29 provided on both sides of the inner wall of the mounting shell 21.

[0025] During specific use: the two rotating motors 22 cooperate with the two mounting bearings to drive the two rotating shafts to rotate, the two rotating shafts drive the two winding drums 23 to rotate, the two winding drums 23 cooperate with the two connecting ropes 24 to drive the two connecting rods 25 connected thereto to move, the two connecting rods 25 cooperate with the two hinged seats 26 to drive the air guide plate 27 to move, the air guide plate 27 drives the two mounting shafts 28 to rotate in the two shaft sleeves 29 on the inner wall of the mounting shell 21, so as to adjust the inclination of the air guide plate 27, so as to facilitate the movement of several air guide plates 27 and adjust the wind direction entering the mounting shell 21.

[0026] See also Figure 5 , the cleaning component 4 includes two strip-shaped shells 41 installed on the inner wall surface of the door panel 16, one side of the inner wall of the two strip-shaped shells 41 is provided with an electric telescopic rod 42, the telescopic ends of the two electric telescopic rods 42 are fixedly connected with a slider 43, the opposite sides of the two sliders 43 are fixedly connected with the two ends of the moving cover 44, and the two sides of the top of the inner wall of the moving cover 44 are provided with driving motors 45, the output shafts of the two driving motors 45 are fixedly connected with threaded rods 46, the bottoms of the two threaded rods 46 are rotatably connected to the bottom of the inner wall of the moving cover 44 through connecting bearings, the surfaces of the two threaded rods 46 are threadedly connected with moving blocks 47, and a cleaning brush 48 is provided on one side of the moving block 47.

[0027] During specific use: the two electric telescopic rods 42 drive the two sliders 43 to move in the two strip-shaped shells 41, the two sliders 43 drive the connected moving cover 44 to move, the moving cover 44 cooperates with the two through holes 49 to move on the surface of the two guide rods 410, thereby limiting its movement, the two driving motors 45 on the inner wall of the moving cover 44 cooperate with the two connecting bearings to drive the two threaded rods 46 to rotate, the two threaded rods 46 drive the moving block 47 to move on the inner wall of the moving cover 44, and drive the surface cleaning brush 48 to move on the surface of the observation window 18, thereby cleaning the dust on its surface to avoid being unable to observe the internal situation.

[0028] See also Figure 4 The blowing assembly 3 includes a dust collecting hopper 31 fixedly connected to the bottom of the mounting shell 21, an arc-shaped curved pipe 32 is provided at the bottom of the dust collecting hopper 31, a discharge pipe 33 is provided at the bottom of the arc-shaped curved pipe 32, the other end of the arc-shaped curved pipe 32 is installed and connected with a blower 35 through a first blowing pipe 34, one side of the blower 35 is fixedly connected to a blowing hood 37 through a second blowing pipe 36, a filter screen 38 is provided on the inner wall of the blowing hood 37, and the bottom of the blower 35 is fixedly connected to the bottom of the inner wall of the auxiliary box 13.

[0029] During specific use: the blower 35 cooperates with the first blowing pipe 34 to blow air into the arc-shaped curved pipe 32, blows up the dust inside and sends it into the test chamber 11, and cooperates with the second blowing pipe 36 to blow air to the upper part of the test chamber 11, so that the dust can be blown up and down to achieve the fluidity test of sand and dust.

[0030] See also Figure 3 A through groove 17 is provided in the middle of the surface of the door panel 16 , and an observation window 18 is provided on the inner wall of the through groove 17 .

[0031] When in use, the observation window 18 is engaged with the inner wall of the through groove 17 , so as to be mounted and fixed to the door panel 16 .

[0032] See also Figure 5 Two through holes 49 are formed at both ends of the movable cover 44 , and the inner walls of the two through holes 49 are interlaced and connected with the two guide rods 410 on the inner walls of the two strip-shaped shells 41 .

[0033] During specific use, the movable cover 44 cooperates with the two through holes 49 to move on the surfaces of the two guide rods 410, thereby limiting its movement.

[0034] See also Figure 3 A snap-in groove 19 is formed at the edge of the inner wall of the through groove 14 , and the inner wall of the snap-in groove 19 is snap-connected with the bottom of the grid 15 .

[0035] When in use, the bottom of the grid frame 15 is engaged with the inner wall of the engaging groove 19, so that it is convenient to engage and fix it with the bottom of the inner wall of the test chamber 11, so as to place the test instrument.

[0036] See also Figure 3 Two first jacks 110 and a second jack 111 are provided on one side where the box body 1 and the auxiliary box 13 are connected. The inner walls of the two first jacks 110 and the second jack 111 are respectively connected to the surfaces of the first blowing pipe 34 and the second blowing pipe 36 through insertion. An annular groove 112 is provided on the edge of the inner wall of the second jack 111, and the inner wall of the annular groove 112 is snap-connected with one end of the blowing hood 37.

[0037] During specific use: the surfaces of the first blowing tube 34 and the second blowing tube 36 are respectively connected to the first socket 110 and the second socket 111, so as to facilitate the installation and fixation of the two with the box body 1 and the auxiliary box 13, and one end of the blowing cover 37 is engaged with the inner wall of the annular groove 112, so as to facilitate the stability of the second blowing tube 36 when blowing.

[0038] See also Figure 2 An operation panel 113 is provided on the surface of the auxiliary box 13 , and a button 114 and an emergency stop switch 115 are provided on the surface of the operation panel 113 .

[0039] When used specifically: the operation panel 113 is used to control the electrical appliances inside the device, and the button 114 and the emergency stop switch 115 can be used to further adjust and control the progress of the test process.

[0040] When in use, the two rotating motors 22 cooperate with the two mounting bearings to drive the two rotating shafts to rotate, the two rotating shafts drive the two winding discs 23 to rotate, the two winding discs 23 cooperate with the two connecting ropes 24 to drive the two connecting rods 25 connected thereto to move, the two connecting rods 25 cooperate with the two hinged seats 26 to drive the air guide plate 27 to move, and the air guide plate 27 drives the two mounting shafts 28 to rotate in the two shaft sleeves 29 on the inner wall of the mounting shell 21, so as to adjust the inclination of the air guide plate 27, so as to facilitate the movement of a plurality of air guide plates 27 and adjust the wind direction entering the mounting shell 21; the two electric The movable telescopic rod 42 drives the two sliders 43 to move in the two strip-shaped shells 41, and the two sliders 43 drive the connected movable cover 44 to move, and the movable cover 44 cooperates with the two through holes 49 to move on the surface of the two guide rods 410, thereby limiting its movement, and the two driving motors 45 on the inner wall of the movable cover 44 cooperate with the two connecting bearings to drive the two threaded rods 46 to rotate, and the two threaded rods 46 drive the movable block 47 to move on the inner wall of the movable cover 44, and drive the surface cleaning brush 48 to move on the surface of the observation window 18, thereby cleaning the dust on its surface to avoid being unable to observe the internal situation.

[0041] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in the field. Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for technical personnel in the field to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A dust test chamber, characterized in that: The invention comprises a box body (1), the inner wall of which is divided into a test chamber (11) and an installation chamber (12) by a partition, an auxiliary chamber (13) is arranged on one side of the box body (1), a through slot (14) is provided on the surface of the partition, a grid (15) is arranged on the inner wall of the through slot (14), the inner wall of the through slot (14) is connected to a blowing assembly (3) by an adjusting assembly (2), a door panel (16) is arranged on the edge of the inner wall of the test chamber (11), and a cleaning assembly (4) is arranged on the inner wall of the door panel (16); An adjustment component (2), the adjustment component (2) comprising a mounting shell (21) mounted on the inner wall of the through slot (14), two mounting slots being provided on one side of the inner wall of the mounting shell (21), the inner walls of the two mounting slots being provided with a rotating motor (22), the output shaft of the rotating motor (22) being fixedly connected with a rotating shaft, the other end of the rotating shaft being rotatably connected with the other side of the inner wall of the mounting slot via a mounting bearing, a winding disk (23) being provided on the surface of the rotating shaft, a connecting rope (24) being sleeved on the surface of the winding disk (23), the The other end of the connecting rope (24) is fixedly connected to the connecting rod (25), the other end of the connecting rod (25) is movably connected to the bottom of one side of the wind deflector (27) through a hinge seat (26), the bottom of the other side of the wind deflector (27) is movably connected to two hinge seats (26) on one side of another wind deflector (27) through another two connecting rods (25), both ends of the wind deflector (27) are provided with mounting shafts (28), and both ends of the mounting shaft (28) are rotatably connected to shaft sleeves (29) provided on both sides of the inner wall of the mounting shell (21); A cleaning assembly (4), the cleaning assembly (4) comprising two strip-shaped shells (41) mounted on the inner wall surface of the door panel (16), one side of the inner wall of the two strip-shaped shells (41) being provided with an electric telescopic rod (42), the telescopic ends of the two electric telescopic rods (42) being fixedly connected with a slider (43), the opposite sides of the two sliders (43) being fixedly connected with the two ends of a movable cover (44), both sides of the top of the inner wall of the movable cover (44) being provided with a driving motor (45), the output shafts of the two driving motors (45) being fixedly connected with a threaded rod (46), the bottoms of the two threaded rods (46) being rotatably connected with the bottom of the inner wall of the movable cover (44) via a connecting bearing, the surfaces of the two threaded rods (46) being threadedly connected with a movable block (47), and one side of the movable block (47) being provided with a cleaning brush (48).

2. A dust test box according to claim 1, characterized in that: The blowing assembly (3) comprises a dust collecting hopper (31) fixedly connected to the bottom of the mounting shell (21); an arc-shaped curved pipe (32) is provided at the bottom of the dust collecting hopper (31); a discharge pipe (33) is provided at the bottom of the arc-shaped curved pipe (32); the other end of the arc-shaped curved pipe (32) is installed and connected to a blower (35) via a first blowing pipe (34); one side of the blower (35) is fixedly connected to a blowing hood (37) via a second blowing pipe (36); a filter screen (38) is provided on the inner wall of the blowing hood (37); and the bottom of the blower (35) is fixedly connected to the bottom of the inner wall of the auxiliary box (13).

3. A dust test box according to claim 1, characterized in that: A through groove (17) is provided in the middle of the surface of the door panel (16), and an observation window (18) is provided on the inner wall of the through groove (17).

4. A dust test box according to claim 1, characterized in that: Two through holes (49) are provided at both ends of the movable cover (44), and the inner walls of the two through holes (49) are interlacedly connected with two guide rods (410) on the inner walls of the two strip-shaped shells (41).

5. A dust test box according to claim 1, characterized in that: A clamping groove (19) is provided on the edge of the inner wall of the through groove (14), and the inner wall of the clamping groove (19) is clamped and connected with the bottom of the grid frame (15).

6. A dust test box according to claim 1, characterized in that: Two first plug holes (110) and a second plug hole (111) are provided on one side where the box body (1) and the auxiliary box (13) are connected. The inner walls of the two first plug holes (110) and the second plug holes (111) are respectively connected to the surfaces of the first blowing pipe (34) and the second blowing pipe (36). An annular groove (112) is provided on the edge of the inner wall of the second plug hole (111). The inner wall of the annular groove (112) is snap-fitted and connected to one end of the blowing cover (37).

7. A dust test box according to claim 1, characterized in that: An operating panel (113) is provided on the surface of the auxiliary box (13), and a button (114) and an emergency stop switch (115) are provided on the surface of the operating panel (113).

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