CN212621286U - Novel dust and sand test box - Google Patents

Abstract

The utility model discloses a novel dust and sand proof test box, the power distribution box comprises a box body, the preceding terminal surface of box is provided with the chamber door, the preceding terminal surface fixed mounting of chamber door has the observation window, the intermediate position fixed mounting of box up end has into husky mouth, the up end cover of advancing husky mouth is equipped with sealed lid, the intermediate position fixed mounting of box inner wall both sides has U type slide, two the inboard sliding connection of U type slide has the shelf, the intermediate position of shelf up end is provided with the standing groove, the bottom surface of standing groove is provided with the bottom plate, the below of bottom plate is provided with the recess, the up end fixed mounting of recess has three spring B, spring B's top with the lower terminal surface fixed connection of bottom plate, the both sides of shelf surface top are provided with the slot. The utility model discloses can be stable to the laboratory test article centre gripping of different specifications, improved the accuracy of test.

Description

Novel dust and sand test box

Technical Field

The utility model relates to a sand and dust proof box technical field specifically is a novel sand and dust proof box.

Background

With the rapid development of social economy, market competition and the requirement of product quality, the development of environmental research is promoted, and the environmental adaptability test of the product is an important means for product quality assessment, and the feedback of the environmental test result is an important basis for improving the product quality. The dust test is to simulate the climate environment with dust, to perform dust test and sand test on the product or equipment, and is suitable for detecting the sealing performance of the product, and to evaluate the ability of the electrician and electronic product, the sealing element, etc. to defend the blocking effect of the dust particle penetration effect under the dust atmosphere and the ability of the electrician and electronic product, the sealing element, etc. to store and operate.

However, the shelf of the existing dust test box for placing the test articles is not provided with a clamping device, so that the test articles are easy to move on the shelf during dust test, and the test accuracy is influenced; therefore, the existing requirements are not met, and a novel dust and sand test box is provided for the requirements.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel sand and dust proof box to solve and not set up clamping device on the shelf that the test article was placed to current sand and dust proof box that proposes in the above-mentioned background art, when the sand and dust test, the test article removed on the shelf easily, influenced the accuracy scheduling problem of test.

In order to achieve the above object, the utility model provides a following technical scheme: a novel dust and sand test box comprises a box body, wherein a box door is arranged on the front end face of the box body, an observation window is fixedly arranged on the front end face of the box door, a sand inlet is fixedly arranged at the middle position of the upper end face of the box body, a sealing cover is sleeved on the upper end face of the sand inlet, U-shaped slideways are fixedly arranged at the middle positions of two sides of the inner wall of the box body, shelves are slidably connected to the inner sides of the two U-shaped slideways, a placing groove is arranged at the middle position of the upper end face of each shelf, a bottom plate is arranged on the bottom surface of each placing groove, a groove is arranged below the bottom plate, three springs B are fixedly arranged on the upper end face of each groove, the top ends of the springs B are fixedly connected with the lower end face of the bottom plate, slots are arranged on two sides above the outer surface of each shelf and, the medial extremity of splint is provided with the push rod, the push rod is close to a pot head of splint is equipped with spring A, the inboard of slot is provided with the transmission storehouse, the internally mounted in transmission storehouse has the rotary rod, the up end fixed mounting of rotary rod one end has the feeler lever, the top of feeler lever extends to the surface on push rod top, the other end of rotary rod passes through the transfer line with the up end on bottom plate outside limit and is connected, the position that the rotary rod is close to the transfer line with the transmission storehouse is connected through the pivot, one side fixed mounting of the inside bottom surface of box has the fan, the output of fan is connected with the tuber pipe, the other end of tuber pipe extends to the top of shelf.

Preferably, the sand inlet is fixedly connected with the sealing cover through a clamping groove, and an electromagnetic control valve is installed at the lower end of the sand inlet.

Preferably, both ends of the transmission rod are connected with the rotating rod and the bottom plate through rotating shafts.

Preferably, one end of the spring A is fixedly connected with the outer surface of the clamping plate, and the other end of the spring A is fixedly connected with the inner wall of the slot.

Preferably, the outer surface of one side of the two clamping plates opposite to each other is provided with a rubber pad.

Preferably, the box door is rotatably connected with the box body through a hinge, and a handle is fixedly mounted on one side of the front end face of the box door.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a be provided with the shelf, the bottom plate, splint, the recess, the transfer line, the rotary rod, the feeler lever, the push rod, place the test article at the up end of bottom plate, the gravity of test article makes the bottom plate pushed down, moving down of bottom plate, the one end of pulling the transfer line removes downwards, thereby make the one end of rotary rod lower, the other end of rotary rod is lifted up, it is ejecting to the outside of slot with the push rod to lift on the feeler lever promptly, thereby move splint to the surface direction top of test article, make splint stable with the test article centre gripping, effectively improve the centre gripping effect through the rubber pad, the utility model discloses can be stable to the test article centre gripping of different specifications, the accuracy of test has been improved.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

FIG. 2 is a cross-sectional view of the entire invention;

fig. 3 is a schematic view of a partial structure of the transmission chamber of the present invention.

In the figure: 1. a box body; 2. a sand inlet; 3. a sealing cover; 4. an air duct; 5. an observation window; 6. a box door; 7. a shelf; 8. a U-shaped slideway; 9. a placement groove; 10. a splint; 11. a base plate; 12. a groove; 13. a fan; 14. a rubber pad; 15. a slot; 16. a spring A; 17. a push rod; 18. a feeler lever; 19. rotating the rod; 20. a transmission bin; 21. a transmission rod; 22. and a spring B.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

The fan 13 (model FQ-150P) mentioned in the present invention can be obtained from market purchase or private customization.

Referring to fig. 1 to fig. 3, the present invention provides an embodiment: a novel dust and sand test box comprises a box body 1, a box door 6 is arranged on the front end face of the box body 1, an observation window 5 is fixedly arranged on the front end face of the box door 6, a sand inlet 2 is fixedly arranged at the middle position of the upper end face of the box body 1, a sealing cover 3 is sleeved on the upper end face of the sand inlet 2, U-shaped slideways 8 are fixedly arranged at the middle positions of two sides of the inner wall of the box body 1, shelves 7 are slidably connected to the inner sides of the two U-shaped slideways 8, a placing groove 9 is arranged at the middle position of the upper end face of each shelf 7, a bottom plate 11 is arranged on the bottom surface of each placing groove 9, a groove 12 is arranged below each bottom plate 11, three springs B22 are fixedly arranged on the upper end face of each groove 12, the top end of each spring B22 is fixedly connected with the lower end face of each bottom plate 11, slots 15 are arranged on two sides above the outer surface of each, push rod 17 is close to the pot head of splint 10 and is equipped with spring A16, the inboard of slot 15 is provided with transmission storehouse 20, the internally mounted of transmission storehouse 20 has rotary rod 19, the up end fixed mounting of rotary rod 19 one end has feeler lever 18, the top of feeler lever 18 extends to the surface on push rod 17 top, the other end of rotary rod 19 passes through transfer line 21 with the up end on bottom plate 11 outside limit to be connected, position that rotary rod 19 is close to transfer line 21 is connected through the pivot with transmission storehouse 20, one side fixed mounting of the inside bottom surface of box 1 has fan 13, the output of fan 13 is connected with tuber pipe 4, the other end of tuber pipe 4 extends to the top of shelf 7.

Furthermore, advance husky mouth 2 and sealed lid 3 and pass through draw-in groove fixed connection, the solenoid electric valve is installed to the lower extreme that advances husky mouth 2, is convenient for open sealed lid 3 and adds husky.

Furthermore, the two ends of the transmission rod 21 are connected with the rotating rod 19 and the bottom plate 11 through rotating shafts, so that transmission is convenient, and transmission is stable.

Furthermore, one end of the spring A16 is fixedly connected with the outer surface of the clamping plate 10, and the other end of the spring A16 is fixedly connected with the inner wall of the slot 15, so that the stability of the clamping plate 10 is improved.

Further, the outer surfaces of the opposite sides of the two clamping plates 10 are provided with rubber pads 14, so that the clamping effect is improved.

Further, the box door 6 is rotatably connected with the box body 1 through a hinge, and a handle is fixedly mounted on one side of the front end face of the box door 6, so that the box door 6 can be opened conveniently.

The working principle is as follows: during the use, the switch on, place the up end at bottom plate 11 with the test article, the gravity of test article makes bottom plate 11 pushed down, bottom plate 11 moves down, the one end of pulling transfer line 21 moves down, thereby make one end of rotary rod 19 lower, the other end of rotary rod 19 is lifted up, it is ejecting to the outside of slot 15 with push rod 17 to lift on feeler lever 18 promptly, thereby it moves to the surface direction top of test article to push splint 10, make splint 10 stable with the test article centre gripping, effectively improve the centre gripping effect through rubber pad 14, pour into sand inlet 2, open solenoid electric valve's switch, inside sand adds box 1 from sand inlet 2, open fan 13's switch again, can begin the experiment, the utility model discloses can be stable to the test article centre gripping of different specifications, the accuracy of test has been improved.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a novel dust and sand test case, includes box (1), its characterized in that: the box is characterized in that a box door (6) is arranged on the front end face of the box body (1), an observation window (5) is fixedly arranged on the front end face of the box door (6), a sand inlet (2) is fixedly arranged at the middle position of the upper end face of the box body (1), a sealing cover (3) is sleeved on the upper end face of the sand inlet (2), U-shaped slideways (8) are fixedly arranged at the middle positions of two sides of the inner wall of the box body (1), shelves (7) are slidably connected to the inner sides of the two U-shaped slideways (8), a placing groove (9) is arranged at the middle position of the upper end face of each shelf (7), a bottom plate (11) is arranged on the bottom surface of each placing groove (9), a groove (12) is arranged below the bottom plate (11), three springs B (22) are fixedly arranged on the upper end face of each groove (12), and the top ends of the springs B, the both sides of shelf (7) surface top are provided with slot (15), just slot (15) are located the outside of bottom plate (11) top, the inside of slot (15) all is provided with splint (10), the medial extremity of splint (10) is provided with push rod (17), push rod (17) are close to the pot head of splint (10) is equipped with spring A (16), the inboard of slot (15) is provided with transmission storehouse (20), the internally mounted of transmission storehouse (20) has rotary rod (19), the last up end fixed mounting of rotary rod (19) one end has feeler lever (18), the top of feeler lever (18) extends to the surface on push rod (17) top, the other end of rotary rod (19) is connected through transfer line (21) with the up end on bottom plate (11) outside limit, the position that rotary rod (19) is close to transfer line (21) with transmission storehouse (20) are connected through the pivot, one side fixed mounting of the inside bottom surface of box (1) has fan (13), the output of fan (13) is connected with tuber pipe (4), the other end of tuber pipe (4) extends to the top of shelf (7).

2. A new dust and sand test chamber as claimed in claim 1, wherein: the sand inlet (2) is fixedly connected with the sealing cover (3) through a clamping groove, and an electromagnetic control valve is installed at the lower end of the sand inlet (2).

3. A new dust and sand test chamber as claimed in claim 1, wherein: and the two ends of the transmission rod (21) are connected with the rotating rod (19) and the bottom plate (11) through rotating shafts.

4. A new dust and sand test chamber as claimed in claim 1, wherein: one end of the spring A (16) is fixedly connected with the outer surface of the clamping plate (10), and the other end of the spring A (16) is fixedly connected with the inner wall of the slot (15).

5. A new dust and sand test chamber as claimed in claim 1, wherein: the outer surface of one side of the two clamping plates (10) opposite to each other is provided with a rubber pad (14).

6. A new dust and sand test chamber as claimed in claim 1, wherein: the box door (6) is rotatably connected with the box body (1) through a hinge, and a handle is fixedly mounted on one side of the front end face of the box door (6).

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