CN215623723U - Dustproof device for laboratory equipment - Google Patents

Abstract

The utility model belongs to the field of laboratory equipment, and particularly relates to a dustproof device for laboratory equipment, which comprises a dustproof box, a placing groove and a protective cover; a plurality of groups of placing grooves are formed in the dust-proof box, and the protective cover is sleeved at the upper end of the dust-proof box; the upper end of the dust-proof box is provided with a sealing structure, the sealing structure comprises a supporting component, connecting plates, rubber rings and hard rubber sleeves, the two groups of connecting plates are movably arranged inside the left end and the right end of the dust-proof box through the supporting component, and a telescopic spring is welded between one side of each connecting plate close to the inside of the dust-proof box and the inner wall of one end of the dust-proof box; the problem of the protective cover be not convenient for fix to and be not convenient for improve the leakproofness between dust prevention case and the protective cover is solved, the convenience of operation has been improved, the time of fixed operation has been practiced thrift, prevents simultaneously that the dust from getting into the inside of dust prevention case, and influence test's effect, has improved the leakproofness of this device main part.

Description

Dustproof device for laboratory equipment

Technical Field

The utility model relates to the field of laboratory equipment, in particular to a dustproof device for laboratory equipment.

Background

With the continuous progress of higher education, the development of laboratories is more and more emphasized, and in the process of doing experiments, a dustproof device is generally needed.

In the prior art, the effect of dust keeper is generally the device that is used for placing the test tube, prevents the contact of external dust and test tube, and makes the inside experiment sample of test tube receive the interference to influence the result of experiment.

In the use process of the existing dustproof device, because the design is single, the test tube is generally placed in the device, and then the protective cover is directly sleeved outside the dustproof box, the sealing effect is poor, and the protective cover is not convenient to fix; therefore, a dustproof device for laboratory equipment is provided to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a dustproof device for laboratory equipment, which aims to make up for the defects of the prior art and solve the problem of poor sealing performance of the prior device.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model relates to a dustproof device for laboratory equipment, which comprises a dustproof box, a placing groove and a protective cover; a plurality of groups of placing grooves are formed in the dust-proof box, and the protective cover is sleeved at the upper end of the dust-proof box;

dust-proof box upper end is provided with seal structure, seal structure includes supporting component, connecting plate, rubber circle and hard rubber sleeve, and is two sets of the connecting plate is all through the inside at both ends about the dust-proof box of supporting component movable mounting, the connecting plate is close to welding expanding spring between the inner wall of the inside one side of dust-proof box and dust-proof box one end, connecting plate upper end rigid coupling fixture block, and the fixture block other end inserts the inside of locating the protective cover lower extreme, connecting plate lower extreme rigid coupling ejector pad, the inside upper end of dust-proof box sets up the rubber circle, the protective cover lower extreme sets up hard rubber sleeve, has solved the protective cover and has not been convenient for fixed to and be not convenient for improve the problem of leakproofness between dust-proof box and the protective cover, improved the convenience of operation, practiced thrift the time of fixed operation, prevent simultaneously that the dust from getting into the inside of dust-proof box, and influence experimental effect.

Preferably, the supporting component comprises a sliding rail and a sliding block, the sliding rail is arranged inside the left end and the right end of the dustproof box, the sliding block is arranged inside the sliding rail in a sliding mode, the bottom end of the sliding block is fixedly connected with the top end of the connecting plate, the connecting plate is supported, and meanwhile the connecting plate is limited.

Preferably, the sticky block rubber in expanding spring one side is kept away from to the connecting plate, and the block rubber is the arc design, the block rubber other end and the inside mutual block of dust proof box, the block rubber plays the effect of buffering, has improved the steadiness between fixture block and the protective cover simultaneously.

Preferably, the sticky soft rubber cover in hard rubber cover bottom, and soft rubber cover is the ramp design, the mutual block in inside of soft rubber cover lower extreme and rubber circle upper end has improved sealed effect, and through the ramp design of soft rubber cover, has improved dirt-proof effect, prevents that the inside of dust proof box from receiving the interference of dust.

Preferably, the protective cover lower extreme is provided with the protective sheath of multiunit and standing groove mutually supporting, and the protective sheath is circular design, the protective sheath lower extreme is inserted and is located the inside of dust proof box upper end, prevents at the in-process of this device main part transportation, and shorter test tube breaks away from the inside of standing groove, has played the effect of protection, has improved the leakproofness between standing groove and the test tube simultaneously.

Preferably, dustproof case upper end is provided with protective structure, protective structure includes built-in groove, rubber pad and ball, dustproof case upper end is kept away from the standing groove and is all seted up built-in groove at both ends about, and the upper and lower both ends of built-in inslot portion all link firmly the dead lever, and is two sets of the extrusion piece is established to the cover between the dead lever outside, and the extrusion piece keeps away from welding reset spring between standing groove one side and the built-in inslot wall, both ends all set up the ball about keeping away from the standing groove on dustproof case upper end, the inside glue of protective cover has multiunit and standing groove mutually supported rubber pad, has solved the problem that this device main part is not convenient for protect the test tube, has improved the practicality of operation, prevents to receive when transporting this device main part and collides with.

The utility model has the advantages that:

1. according to the utility model, the protective cover is sleeved at the upper end of the dustproof box and then moves from top to bottom until the bottom end of the hard rubber sleeve is attached to the top end of the dustproof box, the lower end of the protective cover moves into the upper end of the dustproof box, and the protective cover is self-locked by the fixture block under the matching of the arc design at the upper end of the fixture block, so that the function of improving the sealing property between the dustproof box and the protective cover is realized, the problems that the protective cover is inconvenient to fix and the sealing property between the dustproof box and the protective cover is inconvenient to improve are solved, the convenience of operation is improved, the time of fixing operation is saved, and meanwhile, dust is prevented from entering the interior of the dustproof box to influence the test effect;

2. according to the test tube protection device, the test tubes are placed in the placing groove, the test tubes are extruded under the matching of the extrusion block and the built-in groove, the test tubes are moved to a proper position under the matching of the balls, and then the protection cover is sleeved outside the upper end of the dust-proof box, so that the function of protecting the test tubes is achieved, the problem that the main body of the test tube protection device is inconvenient to protect the test tubes is solved, the practicability of operation is improved, and the test tubes in the device are prevented from being damaged due to collision when the main body of the test tube protection device is transported.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a schematic perspective view of a first embodiment;

FIG. 2 is a schematic cross-sectional front view illustrating a structure of the first embodiment;

FIG. 3 is a schematic bottom view of the protective cover according to the first embodiment;

FIG. 4 is an enlarged structural view of the first embodiment at A in FIG. 2;

FIG. 5 is an enlarged structural diagram of a portion B in FIG. 2 according to the first embodiment;

fig. 6 is a schematic partial front cross-sectional view illustrating a second embodiment of the present invention.

In the figure: 110. a dust-proof box; 120. a placement groove; 130. a protective cover; 210. a support assembly; 220. a connecting plate; 230. a clamping block; 240. a tension spring; 250. a push block; 260. a rubber block; 270. a rubber ring; 280. a hard rubber sleeve; 281. a soft rubber sleeve; 290. a protective sleeve; 310. a built-in groove; 320. extruding the block; 330. a return spring; 340. fixing the rod; 350. a rubber pad; 360. a ball bearing; 370. a sponge sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Referring to fig. 1-5, a dust-proof device for laboratory equipment includes a dust-proof box 110, a placing slot 120 and a protecting cover 130; a plurality of sets of placing grooves 120 are formed in the dust-proof box 110, and the protective cover 130 is sleeved on the upper end of the dust-proof box 110;

the upper end of the dust-proof box 110 is provided with a sealing structure, the sealing structure comprises a supporting component 210, a connecting plate 220, a rubber ring 270 and a hard rubber sleeve 280, two groups of the connecting plate 220 are movably arranged inside the left end and the right end of the dust-proof box 110 through the supporting component 210, a telescopic spring 240 is welded between one side of the connecting plate 220 close to the inside of the dust-proof box 110 and the inner wall of one end of the dust-proof box 110, the upper end of the connecting plate 220 is fixedly connected with a fixture block 230, the other end of the fixture block 230 is inserted inside the lower end of a protective cover 130, the lower end of the connecting plate 220 is fixedly connected with a push block 250, the upper end of the inside of the dust-proof box 110 is provided with the rubber ring 270, the lower end of the protective cover 130 is provided with the hard rubber sleeve 280, when the sealing performance between the dust- proof boxes 110 and 130 needs to be improved, the protective cover 130 is firstly sleeved on the upper end of the dust-proof box 110 and then moves from top to bottom, under the matching of the arc design of the fixture block 230, the block 230 is pushed, under the cooperation of the support assembly 210, the connecting plate 220 moves toward the end close to the inside of the dust-proof box 110, the protecting cover 130 moves to a proper position until the bottom end of the hard rubber sleeve 280 is attached to the top end of the dust-proof box 110, the lower end of the soft rubber sleeve 281 is engaged with the inside of the upper end of the rubber ring 270, the lower end of the protecting sleeve 290 moves toward the inside of the upper end of the dust-proof box 110, under the elastic action of the extension spring 240, the connecting plate 220 returns to the original position, the block 230 moves toward the end far from the inside of the dust-proof box 110, the block 230 self-locks the protecting cover 130, so that the protecting cover 130 is fixed, the function of improving the sealing performance between the dust-proof box 110 and the protecting cover 130 is realized, the problem that the protecting cover 130 is not convenient to fix and the sealing performance between the dust-proof box 110 and the protecting cover 130 is not convenient to operate is solved, the time of fixed operation has been practiced thrift, prevents simultaneously that the dust from getting into the inside of dust-proof box 110, and influence experimental effect, has improved the leakproofness of this device main part.

The supporting assembly 210 comprises sliding rails and sliding blocks, the two groups of sliding rails are arranged inside the left end and the right end of the dust-proof box 110, the sliding blocks are arranged inside the sliding rails in a sliding mode, the bottom ends of the sliding blocks are fixedly connected with the top end of the connecting plate 220, when the dust-proof box works, the connecting plate 220 can conveniently move left and right inside one end of the dust-proof box 110 due to the design of the supporting assembly 210, the operation easiness is improved, the connecting plate 220 is supported, the connecting plate 220 can conveniently move on a horizontal line, and meanwhile, the connecting plate 220 is limited;

the connecting plate 220 is away from the adhesive rubber block 260 on one side of the telescopic spring 240, the rubber block 260 is designed in an arc shape, the other end of the rubber block 260 is clamped with the inside of the dust-proof box 110, when the connecting plate 220 returns to the original position under the elastic action of the telescopic spring 240 through the design of the supporting component 210 during work, the rubber block 260 plays a buffering role, impact force caused by one end of the clamping block 230 on the inner wall of one end of the protective cover 130 is prevented, through the arc-shaped design of the rubber block 260, one end of the rubber block 260 is conveniently clamped with the inside of the dust-proof box 110, and the stability between the clamping block 230 and the protective cover 130 is improved;

the bottom end of the hard rubber sleeve 280 is adhered with a soft rubber sleeve 281, the soft rubber sleeve 281 is designed in a slope manner, the lower end of the soft rubber sleeve 281 is mutually clamped with the inner part of the upper end of the rubber ring 270, when the dust-proof box works, through the design of the soft rubber sleeve 281, when the lower end of the soft rubber sleeve 281 is mutually clamped with the inner part of the upper end of the rubber ring 270, the sealing effect is further improved, through the design in the slope manner of the soft rubber sleeve 281, the dust-proof effect is improved, and the inner part of the dust-proof box 110 is prevented from being interfered by dust;

the lower end of the protective cover 130 is provided with a plurality of groups of protective sleeves 290 which are matched with the placing groove 120, the protective sleeves 290 are designed in a circular shape, the lower end of the protective sleeves 290 is inserted into the upper end of the dust-proof box 110, when the device works, the shorter test tubes are conveniently shielded through the design of the protective sleeves 290, the shorter test tubes are prevented from being separated from the inside of the placing groove 120 in the transportation process of the main body of the device, the protective effect is achieved, meanwhile, the sealing performance between the placing groove 120 and the test tubes is improved, and the dustproof effect is further achieved;

the upper end of the dust-proof box 110 is provided with a protective structure, the protective structure comprises a built-in groove 310, rubber pads 350 and balls 360, the built-in groove 310 is arranged at both left and right ends of the upper end of the dust-proof box 110 far away from the placing groove 120, the upper and lower ends of the inside of the built-in groove 310 are fixedly connected with fixing rods 340, an extrusion block 320 is sleeved between the outer parts of the two groups of fixing rods 340, a reset spring 330 is welded between one side of the extrusion block 320 far away from the placing groove 120 and the inner wall of the built-in groove 310, the balls 360 are arranged at both left and right ends of the upper end of the dust-proof box 110 far away from the placing groove 120, a plurality of groups of rubber pads 350 which are mutually matched with the placing groove 120 are glued inside the protective cover 130, when the test tube in the device needs to be protected, the test tube is firstly placed inside the placing groove 120, and moves downwards under the matching action of the balls 360, and under the arc design and matching of the extrusion blocks 320, extrusion piece 320 receives thrust, under the cooperation of dead lever 340, until moving the test tube to suitable position, because reset spring 330 receives the extrusion, thereby restoring force has, extrusion piece 320 returns the normal position, extrusion piece 320 extrudees the test tube, then overlap protective cover 130 in the outside of dustproof case 110 upper end, the bottom of rubber pad 350 is laminated with the top of test tube each other, thereby cushion the protection on the top of test tube, the function of protecting the test tube has been realized, the problem of this device main part is not convenient for protect the test tube has been solved, through the protection of this device main part to the test tube, prevent to receive when transporting this device main part and collide with, and make the inside test tube cause the damage, the life of test tube has been improved, the waste of resource has been prevented, the capital cost of required cost has been reduced, the practicality of operation has been improved.

Example two

Referring to fig. 6, as another embodiment of the present invention, in a first comparative example, a sponge cover 370 is glued to the bottom end inside the placement groove 120 and is matched with the placement groove 120; during operation, through the design of sponge cover 370, be convenient for protect placing in the inside test tube of standing groove 120, prevent that this device main part from taking place to rock when the in-process of transportation, and rub with the inner wall of standing groove 120 and cause the damage, played the effect of buffering to the test tube, improved the protectiveness of this device main part.

Working principle, when the test tube inside the device needs to be protected, firstly, the test tube is placed in the placing groove 120, the test tube is moved downwards under the matching action of the balls 360, the extrusion block 320 is pushed under the arc-shaped design matching of the extrusion block 320, the extrusion block 320 is pushed under the matching of the fixed rod 340 until the test tube is moved to a proper position, the reset spring 330 is extruded, so that the test tube has restoring force, the extrusion block 320 returns to the original position, the extrusion block 320 extrudes the test tube, then the protective cover 130 is sleeved outside the upper end of the dust box 110, the bottom end of the rubber pad 350 is mutually attached to the top end of the test tube, thereby buffering and protecting the top end of the test tube, the function of protecting the test tube is realized, the problem that the main body of the device is not convenient for protecting the test tube is solved, the protection of the test tube through the main body of the device is used for preventing the test tube from being collided when the main body is transported, the test tube inside is damaged, the service life of the test tube is prolonged, the waste of resources is prevented, the capital cost required to be spent is reduced, and the practicability of operation is improved;

when the sealing performance between the dust box 110 and the protective cover 130 needs to be improved, the protective cover 130 is sleeved on the upper end of the dust box 110, then the protective cover 130 is moved from top to bottom, under the matching of the arc design of the upper end of the clamping block 230, the clamping block 230 is pushed, under the matching action of the supporting component 210, the connecting plate 220 is moved to one end close to the inside of the dust box 110, the protective cover 130 is moved to a proper position until the bottom end of the hard rubber sleeve 280 is attached to the top end of the dust box 110, the lower end of the soft rubber sleeve 281 is clamped with the inside of the upper end of the rubber ring 270, the lower end of the protective sleeve 290 is moved to the inside of the upper end of the dust box 110, under the elastic action of the expansion spring 240, the connecting plate 220 returns to the original position, the clamping block 230 is moved to one end far away from the inside of the dust box 110, the clamping block 230 self-locks the protective cover 130, so that the protective cover 130 is fixed, thereby realizing the function of improving the sealing performance between the dust box 110 and the protective cover 130, the problem of protective cover 130 be not convenient for fix to and be not convenient for improve the leakproofness between dust prevention case 110 and the protective cover 130 is solved, the convenience of operation has been improved, the time of fixed operation has been practiced thrift, prevents simultaneously that the dust from getting into the inside of dust prevention case 110, and influence experimental effect, has improved the leakproofness of this device main part.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.

Claims (6)

1. The utility model provides a laboratory paraphernalia dust keeper which characterized in that: comprises a dustproof box (110), a placing groove (120) and a protective cover (130); a plurality of groups of placing grooves (120) are formed in the dust-proof box (110), and the protective cover (130) is sleeved at the upper end of the dust-proof box (110);

dust proof box (110) upper end is provided with seal structure, seal structure includes supporting component (210), connecting plate (220), rubber circle (270) and hard rubber sleeve (280), and is two sets of inside at both ends about dust proof box (110) is all installed through supporting component (210) movable in connecting plate (220), welding expanding spring (240) are close to between the inside one side of dust proof box (110) inside and the inner wall of dust proof box (110) one end in connecting plate (220), connecting plate (220) upper end rigid coupling fixture block (230), and the fixture block (230) other end inserts the inside of locating protective cover (130) lower extreme, connecting plate (220) lower extreme rigid coupling ejector pad (250), dust proof box (110) inside upper end sets up rubber circle (270), protective cover (130) lower extreme sets up hard rubber sleeve (280).

2. The dustproof device for laboratory equipment according to claim 1, wherein: the supporting component (210) comprises sliding rails and sliding blocks, the sliding rails are arranged inside the left end and the right end of the dustproof box (110), the sliding blocks are arranged inside the sliding rails in a sliding mode, and the bottom ends of the sliding blocks are fixedly connected to the top ends of the connecting plates (220).

3. The dustproof device for laboratory equipment according to claim 2, wherein: the sticky rubber piece (260) of expanding spring (240) one side is kept away from in connecting plate (220), and rubber piece (260) are the arc design, the inside mutual block of rubber piece (260) other end and dust box (110).

4. The dustproof device for laboratory equipment according to claim 3, wherein: the bottom end of the hard rubber sleeve (280) is adhered with a soft rubber sleeve (281), the soft rubber sleeve (281) is designed in a slope manner, and the lower end of the soft rubber sleeve (281) is clamped with the inner part of the upper end of the rubber ring (270) mutually.

5. The dustproof device for laboratory equipment according to claim 4, wherein: the protective cover (290) that protective cover (130) lower extreme was provided with multiunit and standing groove (120) and mutually supported, and protective cover (290) are circular design, protective cover (290) lower extreme is inserted and is located the inside of dust proof box (110) upper end.

6. The dustproof device for laboratory equipment according to claim 5, wherein: dust-proof box (110) upper end is provided with protective structure, protective structure includes built-in groove (310), rubber pad (350) and ball (360), dust-proof box (110) upper end is kept away from standing groove (120) and is all seted up built-in groove (310) in both ends about both ends, and built-in groove (310) inside upper and lower both ends all link firmly dead lever (340), and is two sets of extrusion piece (320) are established to the cover between dead lever (340) outside, and extrusion piece (320) keep away from welding reset spring (330) between standing groove (120) one side and built-in groove (310) inner wall, dust-proof box (110) upper end is kept away from standing groove (120) and is all set up ball (360) in both ends about both ends, protective cover (130) inside sticky have multiunit and standing groove (120) mutually support rubber pad (350).

Images