CN213826328U

CN213826328U - Laboratory fume hood with function of stably placing objects

Info

Publication number: CN213826328U
Application number: CN202021532741.1U
Authority: CN
Inventors: 孙雪岩
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-29
Filing date: 2020-07-29
Publication date: 2021-07-30
Anticipated expiration: 2030-07-29

Abstract

The utility model discloses a laboratory is with fume chamber with firm object function of placing, including diaphragm, the cupboard body and locker, the vertical fixedly connected with cupboard body in top of locker, the even fixedly connected with test tube groove of lower extreme that the internal portion of cupboard is close to test tube hole one side, and the even fixedly connected with in one side of keeping away from the test tube groove in the internal portion bottom of cupboard compresses tightly the groove, and the intermediate position department fixedly connected with lamp shade on cupboard body top, the even fixedly connected with light in inside top of lamp shade, the positive sliding connection of the cupboard body has the push-and-pull door, and the horizontal fixedly connected with rose box in upper end at the diaphragm back, the intermediate position department of rose box bottom is provided with the collecting box. The utility model discloses a set up the test tube groove and compress tightly the groove at the internal portion of cupboard, utilize the test tube groove and compress tightly the groove and will test required test tube and other equipment and stabilize fixedly, avoid equipment to put in a jumble, and avoid the unexpected removal of equipment, lead to the experiment failure, reduce experimental efficiency.

Description

Laboratory fume hood with function of stably placing objects

Technical Field

The utility model relates to a laboratory paraphernalia technical field specifically is a laboratory is with fume hood of firm object function of placing.

Background

Along with the development of society, the improvement of national science and technology level for the inside equipment kind in laboratory also is more and more, and wherein the fume hood is used as the important equipment that reduces experimenter and harmful gas contact, is used in each big laboratory widely, but current laboratory fume hood still has a lot of problems or defects:

firstly, the traditional fume hood for the laboratory has no stable and fixed structure when in use, has larger experimental instruments, is placed in disorder and is not stable enough, so that the experiment is influenced;

secondly, the traditional fume hood for the laboratory is not provided with a structure for adjusting the light illumination angle when in use, and the illumination area cannot be well adjusted according to the working area;

third, traditional laboratory uses the fume hood, does not have the clean structure of being convenient for during the use, and the inconvenient centralized processing of chemical particle in the exhaust influences the ventilation effect.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a laboratory fume hood with stabilize and place object function to solve the inconvenient stable fixed, inconvenient regulation that provide in the above-mentioned background art and close up the angle and be not convenient for clear problem.

In order to achieve the above object, the utility model provides a following technical scheme: a laboratory fume cupboard with a function of stably placing objects comprises a transverse plate, a cupboard body and a storage cabinet, wherein the top end of the storage cabinet is vertically and fixedly connected with the cupboard body, one side of the top end of the cupboard body is uniformly and fixedly connected with a test tube hole, the lower end of the inner side, close to the test tube hole, of the cupboard body is uniformly and fixedly connected with a test tube groove, one side, far away from the test tube groove, of the bottom end of the inner side of the cupboard body is uniformly and fixedly connected with a pressing groove, the lower end of the back side of the cupboard body is uniformly provided with an air outlet, the middle position of the top end of the cupboard body is fixedly connected with a lampshade, the top end of the inner side of the lampshade is uniformly and fixedly connected with an illuminating lamp, the top ends of the inner parts of the cupboard body at two sides of the lampshade are fixedly connected with an adjusting structure, the front side of the cupboard body is slidably connected with a sliding door, one side of the top end of the cupboard body is transversely and fixedly connected with a control panel, and the upper end of the back side of the transverse plate is transversely and fixedly connected with a filter box, the kitchen cabinet is characterized in that an active carbon adsorption plate is fixedly connected to the middle position of the inside of the filter box, filter screens are fixedly connected to the inner portions of the filter box at two ends of the active carbon adsorption plate, a collecting box is arranged at the middle position of the bottom end of the filter box, limiting structures are arranged at the bottom ends of the inner portions of the filter box at two ends of the collecting box, two ends of the bottom end of the filter box are communicated with the top end of the cabinet body through guide pipes, a fan is fixedly connected to the middle position of the top end of the filter box, and the back of the fan is communicated with one.

Preferably, the fixing springs are uniformly and fixedly connected to one side of the inner portion of the test tube groove, the fixing plates are vertically and fixedly connected to one ends of the fixing springs, and the top view of each fixing plate is arc-shaped.

Preferably, four corners of the bottom end of the storage cabinet are fixedly connected with universal wheels, and braking devices are arranged inside the universal wheels.

Preferably, the both sides of compressing groove inside are all fixedly connected with pressure spring, and the equal fixedly connected with pressure strip of one end of pressure spring to the surface of pressure strip has evenly seted up anti-skidding line.

Preferably, limiting spring, limiting block, limiting hole, sliding groove and slider have been set gradually to limiting structure's inside, the inside bottom at the rose box at collecting box both ends is all seted up to the sliding groove, and the equal fixedly connected with limiting spring of the inside one end of sliding groove, the inside equal sliding connection of sliding groove of limiting spring one end has the slider, and the equal fixedly connected with limiting block in bottom of slider, the shape of limiting block is L shape, and the upper end at the inside both ends of collecting box has all been seted up with the limiting hole of limiting block matched with.

Preferably, the inside of adjusting the structure has set gradually threaded rod, light guide plate, riser and buffer spring, the riser all fixes the both ends of articulating at the inside top of lamp shade, and the equal fixedly connected with buffer spring in upper end of threaded rod to buffer spring's one end all welds with the inside top of lamp shade, the equal fixedly connected with riser in both ends on the inside top of cupboard, and the lower extreme of riser all runs through threaded rod, and the one end of threaded rod all with light guide plate one end fixed hinge.

Compared with the prior art, the beneficial effects of the utility model are that: this laboratory fume hood with firm object function of placing is with rational in infrastructure, has following advantage:

(1) the test tube groove and the pressing groove are arranged in the cabinet body, the fixing plate is shifted to move and compress the fixing spring, then a test tube for an experiment is inserted into the test tube groove and the test tube hole, the test tube is fixed under the elastic force of the fixing spring, the pressing plate is pulled to move and compress the pressing spring, other experimental equipment is placed in the pressing groove, the experimental equipment is fixed under the elastic force of the pressing spring, the situation that the equipment is placed in a mess is avoided, the equipment is very complicated to take and place during the experiment, the accidental movement of the equipment is avoided, the experiment failure is avoided, and the experiment efficiency is reduced;

(2) the threaded rod, the light guide plate and the vertical plate are arranged at the top end inside the cabinet body, and the light guide plate deflects to stretch or compress the buffer spring by rotating the threaded rod, so that the included angle between the light guide plates is changed, the illumination is conveniently concentrated or diffused, the area illumination effect is improved, the phenomenon that the shadow part is large during the experiment is avoided, the experiment experience of a user is reduced, the normal operation of the experiment is ensured, and the failure of the experiment is avoided;

(3) the utility model discloses a filter box, including the filter box, the spout is inside to be set up filter screen and active carbon adsorption board, through setting up filter screen and active carbon adsorption board in the filter box inside, and the filter box bottom sets up the collecting box, through pulling the stopper, make the slider at the inside spacing spring of sliding compression of spout, break away from spacing hole completely until the stopper, then be convenient for take off the collecting box, and unify the processing to the inside impurity of collecting box, and the filter screen and the active carbon adsorption board of slope, when improving the filtration adsorption effect, also avoid impurity to block up filter screen and active carbon adsorption board, the effect of improving the device taking a breath, and avoid toxic gas direct discharge to fill in the laboratory space, cause the pollution.

Drawings

FIG. 1 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 2 is a schematic side sectional view of the present invention;

FIG. 3 is an enlarged schematic view of the limiting structure of the present invention;

fig. 4 is an enlarged schematic view of the adjusting structure of the present invention.

In the figure: 1. a transverse plate; 2. a control panel; 3. a fan; 4. filtering with a screen; 5. a filter box; 6. a collection box; 7. a cabinet body; 8. a sliding door; 9. an air outlet; 10. fixing the spring; 11. a fixing plate; 12. a test tube groove; 13. a test tube hole; 14. a storage cabinet; 15. a universal wheel; 16. a compression plate; 17. a compression spring; 18. a compaction groove; 19. an activated carbon adsorption plate; 20. a limiting structure; 2001. a limiting spring; 2002. a limiting block; 2003. a limiting hole; 2004. a chute; 2005. a slider; 21. a lamp shade; 22. an adjustment structure; 2201. a threaded rod; 2202. a light guide plate; 2203. a vertical plate; 2204. a buffer spring; 23. an illuminating lamp.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a laboratory fume hood with a function of stably placing objects comprises a transverse plate 1, a cabinet body 7 and a storage cabinet 14, wherein universal wheels 15 are fixedly connected to four corners of the bottom end of the storage cabinet 14, and braking devices are arranged inside the universal wheels 15;

specifically, as shown in fig. 1 and 2, when the structure is used, firstly, the universal wheels 15 are arranged, so that the device can be moved easily, and labor is saved;

the top end of the cabinet 14 is vertically and fixedly connected with a cabinet body 7, one side of the top end of the cabinet body 7 is uniformly and fixedly connected with a test tube hole 13, and the lower end of one side, close to the test tube hole 13, in the cabinet body 7 is uniformly and fixedly connected with a test tube groove 12;

one side inside the test tube groove 12 is uniformly and fixedly connected with a fixed spring 10, one end of the fixed spring 10 is vertically and fixedly connected with a fixed plate 11, and the top view of the fixed plate 11 is arc-shaped;

specifically, as shown in fig. 1 and 2, when using this structure, the fixing plate 11 is shifted to compress the fixing spring 10, then the test tube for the desired experiment is inserted into the test tube slot 12 and the test tube hole 13, and the fixing plate 11 is tightly attached to the test tube wall under the elastic force of the fixing spring 10 to fix the test tube;

and a pressing groove 18 is uniformly and fixedly connected with one side of the bottom end in the cabinet body 7 far away from the test tube groove 12;

both sides inside the pressing groove 18 are fixedly connected with pressing springs 17, one ends of the pressing springs 17 are fixedly connected with pressing plates 16, and the surfaces of the pressing plates 16 are uniformly provided with anti-skid grains;

specifically, as shown in fig. 1 and 2, when the structure is used, the pressing plate 16 is pulled to move and compress the pressing spring 17, other experimental equipment is placed in the pressing groove 18, and the experimental equipment is fixed by the pressing plate 16 under the elastic force of the pressing spring 17, so that the messy arrangement of the equipment is avoided;

the lower end of the back of the cabinet body 7 is uniformly provided with air outlets 9, the middle position of the top end of the cabinet body 7 is fixedly connected with a lampshade 21, the top end inside the lampshade 21 is uniformly and fixedly connected with an illuminating lamp 23, the model of the illuminating lamp 23 can be OMLGK-150WA, and the top ends inside the cabinet body 7 at the two sides of the lampshade 21 are fixedly connected with adjusting structures 22;

a threaded rod 2201, a light guide plate 2202, a vertical plate 2203 and a buffer spring 2204 are sequentially arranged in the adjusting structure 22, the vertical plate 2203 is fixedly hinged to two ends of the top end of the interior of the lamp shade 21, the upper end of the threaded rod 2201 is fixedly connected with the buffer spring 2204, one end of the buffer spring 2204 is welded to the top end of the interior of the lamp shade 21, two ends of the top end of the interior of the cabinet body 7 are fixedly connected with the vertical plate 2203, the lower end of the vertical plate 2203 penetrates through the threaded rod 2201, and one end of the threaded rod 2201 is fixedly hinged to one end of the light guide plate 2202;

specifically, as shown in fig. 2 and 4, when the structure is used, firstly, the threaded rod 2201 is rotated to deflect the light guide plate 2202 to stretch or compress the buffer spring 2204, so that the included angle between the light guide plate 2202 is changed, the illumination is conveniently concentrated or diffused, the area illumination effect is improved, and the normal operation of an experiment is ensured;

the front side of the cabinet body 7 is connected with a sliding door 8 in a sliding manner, one side of the top end of the cabinet body 7 is transversely and fixedly connected with a transverse plate 1, one side of the front side of the transverse plate 1 is fixedly connected with a control panel 2, the upper end of the back side of the transverse plate 1 is transversely and fixedly connected with a filter box 5, an active carbon adsorption plate 19 is fixedly connected at the middle position inside the filter box 5, filter screens 4 are fixedly connected inside the filter boxes 5 at two ends of the active carbon adsorption plate 19, a collecting box 6 is arranged at the middle position of the bottom end of the filter box 5, and limiting structures 20 are arranged at the bottom ends inside the filter boxes 5 at two ends of the collecting box 6;

a limiting spring 2001, a limiting block 2002, a limiting hole 2003, a sliding groove 2004 and a sliding block 2005 are sequentially arranged in the limiting structure 20, the sliding grooves 2004 are all arranged at the bottom ends of the interior of the filter box 5 at two ends of the collecting box 6, the limiting spring 2001 is fixedly connected at one end of the interior of the sliding groove 2004, the sliding block 2005 is slidably connected in the interior of the sliding groove 2004 at one end of the limiting spring 2001, the limiting block 2002 is fixedly connected at the bottom end of the sliding block 2005, the limiting block 2002 is L-shaped, and the limiting holes 2003 matched with the limiting block 2002 are arranged at the upper ends of the two ends of the interior of the collecting box 6;

specifically, as shown in fig. 2 and 3, when the structure is used, firstly, the limiting block 2002 is pulled, so that the sliding block 2005 slides in the sliding groove 2004 to compress the limiting spring 2001 until the limiting block 2002 is completely separated from the limiting hole 2003, then the collecting box 6 is convenient to take down, impurities in the collecting box 6 are uniformly treated, and the impurities are prevented from being accumulated in the device to influence subsequent normal experiments;

both ends of the bottom end of the filter box 5 are communicated with the top end of the cabinet body 7 through guide pipes, the fan 3 is fixedly connected to the middle position of the top end of the filter box 5, the model of the fan 3 can be DDL-I, the back of the fan 3 is communicated with one end of the air outlet 9 through the guide pipes, and the single chip microcomputer in the control panel 2 is electrically connected with the fan 3 through a guide wire.

The working principle is as follows: when the device is used, firstly, the device is moved to a designated working place through the universal wheels 15, then, a power supply is externally connected, the fixing plate 11 is shifted to compress the fixing springs 10, then, test tubes for experiments are inserted into the test tube grooves 12 and the test tube holes 13, the fixing plate 11 is tightly attached to the wall of the test tube under the elastic force of the fixing springs 10 to fix the test tubes, meanwhile, the pressing plate 16 is pulled to move and compress the pressing springs 17, other experimental equipment is placed in the pressing grooves 18, and under the elastic force of the pressing springs 17, the experimental equipment is fixed through the pressing plate 16, so that the messy placement of the equipment is avoided;

then, the illumination angle is adjusted according to specific experiment requirements, the light guide plate 2202 deflects to stretch or compress the buffer springs 2204 by rotating the threaded rod 2201, so that the included angle between the light guide plate 2202 is changed, the illumination is conveniently concentrated or diffused, the regional illumination effect is improved, and the normal operation of an experiment is ensured;

then, the fan 3 is started to generate negative pressure inside the cabinet body 7, then the illuminating lamp 23 is started to provide illumination, then a user starts experiment operation inside the cabinet body 7, gas and micro particles generated in the experiment process enter the filter box 5 through the guide pipe in a negative pressure state, the micro particles and toxic substances are filtered and adsorbed by the inclined filter screen 4 and the activated carbon adsorption plate 19, meanwhile, the micro particles fall into the collection box 6, and then the filtered and adsorbed gas is blown into the cabinet body 7 through the air outlet 9, so that the constant pressure inside the cabinet body 7 is ensured, and meanwhile, the toxic substances are prevented from being filled in a laboratory space to cause pollution;

meanwhile, the limiting block 2002 can be pulled, so that the sliding block 2005 slides in the sliding groove 2004 to compress the limiting spring 2001 until the limiting block 2002 is completely separated from the limiting hole 2003, the collection box 6 is convenient to take down, impurities in the collection box 6 are uniformly treated, the inclined filter screen 4 and the inclined active carbon adsorption plate 19 can improve the filtering and adsorption effects, and meanwhile, the filter screen 4 and the inclined active carbon adsorption plate 19 are prevented from being blocked by the impurities, and the ventilation effect of the device is improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a laboratory fume hood with stabilize and place object function, includes diaphragm (1), the cupboard body (7) and locker (14), its characterized in that: the top end of the storage cabinet (14) is vertically and fixedly connected with a cabinet body (7), one side of the top end of the cabinet body (7) is uniformly and fixedly connected with a test tube hole (13), the lower end of one side, close to the test tube hole (13), inside the cabinet body (7) is uniformly and fixedly connected with a test tube groove (12), one side, far away from the test tube groove (12), of the bottom end inside the cabinet body (7) is uniformly and fixedly connected with a pressing groove (18), the lower end of the back side of the cabinet body (7) is uniformly provided with an air outlet (9), the middle position of the top end of the cabinet body (7) is fixedly connected with a lamp shade (21), the top end inside the lamp shade (21) is uniformly and fixedly connected with an illuminating lamp (23), the top ends inside the cabinet body (7) at two sides of the lamp shade (21) are respectively and fixedly connected with an adjusting structure (22), the front side of the cabinet body (7) is slidably connected with a sliding door (8), and one side of the top end of the cabinet body (7) is transversely and fixedly connected with a transverse plate (1), the improved kitchen cabinet is characterized in that a control panel (2) is fixedly connected to one side of the front face of the transverse plate (1), a filter box (5) is transversely and fixedly connected to the upper end of the back face of the transverse plate (1), an activated carbon adsorption plate (19) is fixedly connected to the middle position of the inside of the filter box (5), filter screens (4) are fixedly connected to the inner portions of the filter boxes (5) at the two ends of the activated carbon adsorption plate (19), a collection box (6) is arranged at the middle position of the bottom end of the filter box (5), limiting structures (20) are arranged at the bottom ends of the inside of the filter boxes (5) at the two ends of the collection box (6), the two ends of the bottom end of the filter box (5) are communicated with the top end of the cabinet body (7) through guide pipes, a fan (3) is fixedly connected to the middle position of the top end of the filter box (5), and the back face of the fan (3) is communicated with one end of the air outlet (9) through guide pipes.

2. The laboratory fume hood with the function of stably placing objects according to claim 1, wherein: the test tube comprises a test tube groove (12), wherein a fixing spring (10) is uniformly and fixedly connected to one side of the interior of the test tube groove (12), a fixing plate (11) is vertically and fixedly connected to one end of the fixing spring (10), and the shape of the top view of the fixing plate (11) is arc-shaped.

3. The laboratory fume hood with the function of stably placing objects according to claim 1, wherein: the four corners of the bottom end of the storage cabinet (14) are fixedly connected with universal wheels (15), and braking devices are arranged inside the universal wheels (15).

4. The laboratory fume hood with the function of stably placing objects according to claim 1, wherein: the anti-skidding type clamping device is characterized in that the two sides inside the pressing groove (18) are fixedly connected with pressing springs (17), one ends of the pressing springs (17) are fixedly connected with pressing plates (16), and anti-skidding lines are uniformly formed in the surfaces of the pressing plates (16).

5. The laboratory fume hood with the function of stably placing objects according to claim 1, wherein: the limiting structure comprises a limiting structure (20), wherein a limiting spring (2001), a limiting block (2002), a limiting hole (2003), a sliding groove (2004) and a sliding block (2005) are sequentially arranged inside the limiting structure (20), the sliding groove (2004) is formed in the bottom ends inside filter boxes (5) at two ends of a collecting box (6), the limiting spring (2001) is fixedly connected to one end inside the sliding groove (2004), the sliding block (2005) is slidably connected to the inside of the sliding groove (2004) at one end of the limiting spring (2001), the limiting block (2002) is fixedly connected to the bottom end of the sliding block (2005), the limiting block (2002) is L-shaped, and the limiting hole (2003) matched with the limiting block (2002) is formed in the upper end of each end inside two ends of the collecting box (6).

6. The laboratory fume hood with the function of stably placing objects according to claim 1, wherein: the LED lamp is characterized in that a threaded rod (2201), a light guide plate (2202), a vertical plate (2203) and a buffer spring (2204) are sequentially arranged inside the adjusting structure (22), the vertical plate (2203) is fixedly hinged to two ends of the top end inside the lampshade (21), the buffer spring (2204) is fixedly connected to the upper end of the threaded rod (2201), one end of the buffer spring (2204) is welded to the top end inside the lampshade (21), the vertical plate (2203) is fixedly connected to two ends of the top end inside the cupboard body (7), the threaded rod (2201) penetrates through the lower end of the vertical plate (2203), and one end of the threaded rod (2201) is fixedly hinged to one end of the light guide plate (2202).