CN212597800U

CN212597800U - Fume hood is used in laboratory convenient to clearance

Info

Publication number: CN212597800U
Application number: CN202020846225.XU
Authority: CN
Inventors: 孙敏
Original assignee: Guangzhou Deyang Laboratory Equipment Co ltd
Current assignee: Guangzhou Deyang Laboratory Equipment Co ltd
Priority date: 2020-05-20
Filing date: 2020-05-20
Publication date: 2021-02-26
Anticipated expiration: 2030-05-20

Abstract

The utility model discloses a fume hood is used in laboratory convenient to clearance, the power distribution box comprises a box body, the air outlet has been seted up at the top of box, first through-hole has been seted up at the top on box right side, the top on box right side and the first nut seat of right side fixedly connected with that is located first through-hole. The utility model discloses a box, the air outlet, first through-hole, first nut seat, a fixing bolt, the push pedal, first fixing base, first recess, the second fixing base, first filter, the second through-hole, second nut seat, second fixing bolt, the third fixing base, the air intake, the second recess, a first spring, a supporting plate, the fourth fixing base, the cooperation of slider and spout is used, the mesh of being convenient for change and clearance the filter screen has been realized, the practicality and the usability of device have been improved, user's use experience has been strengthened, can be better protect experimenter's health, thereby can be better satisfy user's user demand.

Description

Fume hood is used in laboratory convenient to clearance

Technical Field

The utility model relates to a fume hood technical field specifically is a fume hood is used in laboratory convenient to clearance.

Background

Fume hood, also known as fume hood or laboratory, especially a kind of large-scale equipment in chemical laboratory, the usage reduces the contact of experimenter and harmful gas, completely isolated then need use the glove box, the fume hood is the protection personnel and prevents the one-level barrier of poisonous chemical flue gas harm, it can regard as important safety back-up equipment, chemical smog, effectively discharge harmful gas when dust and toxic gas produce, protection staff and laboratory environment, at present, the fume hood on the existing market, be not convenient for clear up and change its filter screen, lead to its filter effect to discount greatly, can not carry out fine isolation to harmful gas, cause adverse effect to the health of experimenter, thereby can't satisfy user's user demand.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fume hood is used in laboratory convenient to clearance possesses the advantage of being convenient for change and clear up the filter screen, has solved the fume hood on the current market, is not convenient for clear up and change its filter screen, leads to its filter effect to discount greatly, can not carry out fine completely to harmful gas, causes adverse effect to experimenter's health to can't satisfy user's user demand's problem.

In order to achieve the above object, the utility model provides a following technical scheme: a ventilation cabinet convenient for cleaning is used in a laboratory, and comprises a box body, wherein an air outlet is formed in the top of the box body, a first through hole is formed in the top of the right side of the box body, a first nut seat is fixedly connected to the top of the right side of the box body and positioned on the right side of the first through hole, a first fixing bolt is in threaded connection with an inner cavity of the first nut seat, the left end of the first fixing bolt penetrates through the inner cavity of the first through hole and is fixedly connected with a push plate through a bearing, a first fixing seat is fixedly connected to the left side of the push plate, a first groove is formed in the inner cavity of the box body and positioned on the left side of the air outlet, a second fixing seat is fixedly connected to one side of the inner cavity of the first groove, a first filter plate is clamped between the first fixing seat and the second fixing seat, second through holes are formed in the two sides of the bottom of the, the inner chamber threaded connection of second nut seat has the second fixing bolt, the top of second fixing bolt runs through to the inner chamber of second through-hole and through bearing fixedly connected with roof, the top fixedly connected with third fixing base of roof, the air intake has all been seted up to the bottom of box both sides, the inner chamber of box just is located the top of air intake and has seted up the second recess, the first spring of top fixedly connected with of second recess inner chamber, the bottom fixedly connected with backup pad of first spring, the bottom fixedly connected with fourth fixing base of backup pad, the equal fixedly connected with slider in both sides of backup pad, the spout that uses with the slider cooperation is all seted up to the inner chamber of box just is located the both sides of second recess, the joint has the second filter between third fixing base and the fourth fixing base.

Preferably, the four corners of the bottom of the box body are fixedly connected with supporting legs, and the bottom of each supporting leg is fixedly connected with a base plate.

Preferably, the top and the bottom of the push plate are in sliding connection with the inner cavity of the first through hole, and two sides of the top plate are in sliding connection with the inner cavity of the second through hole.

Preferably, the placing grooves are formed in the top and the bottom of the two sides of the inner cavity of the box body, the sliding rod is fixedly connected between the top and the bottom of the inner cavity of the placing groove, the second springs are sleeved on the top and the bottom of the surface of the sliding rod, the linkage blocks are connected between the two second springs in a sliding mode on the surface of the sliding rod, and the placing plate is fixedly connected between the two linkage blocks.

Preferably, the front surface of the box body is hinged with a box door through a hinge, and the front surface of the box door is fixedly connected with a handle.

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

1. the utility model discloses a box, the air outlet, first through-hole, first nut seat, a fixing bolt, the push pedal, first fixing base, first recess, the second fixing base, first filter, the second through-hole, second nut seat, second fixing bolt, the third fixing base, the air intake, the second recess, a first spring, a supporting plate, the fourth fixing base, the cooperation of slider and spout is used, the mesh of being convenient for change and clearance the filter screen has been realized, the practicality and the usability of device have been improved, user's use experience has been strengthened, can be better protect experimenter's health, thereby can be better satisfy user's user demand.

2. The utility model discloses a set up supporting leg and backing plate for support and fix the box, through setting up standing groove, slide bar, second spring and trace piece, be convenient for adjust two distances of placing between the board, can be better clear up the board of placing, through setting up chamber door and handle, be used for taking out and placing article.

Drawings

FIG. 1 is a schematic structural view of the present invention;

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

FIG. 3 is an enlarged view of a portion of the structure of FIG. 1;

fig. 4 is an enlarged view of a portion B of fig. 1 according to the present invention.

In the figure: 1. a box body; 2. an air outlet; 3. a first through hole; 4. a first nut seat; 5. a first fixing bolt; 6. pushing the plate; 7. a first fixed seat; 8. a first groove; 9. a second fixed seat; 10. a first filter plate; 11. a second through hole; 12. a second nut seat; 13. a second fixing bolt; 14. a third fixed seat; 15. an air inlet; 16. a second groove; 17. a first spring; 18. a support plate; 19. a fourth fixed seat; 20. a slider; 21. a chute; 22. a top plate; 23. a placement groove; 24. a slide bar; 25. a second spring; 26. a linkage block; 27. placing the plate; 28. a second filter plate.

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, a fume hood for laboratory convenient to clean comprises a box body 1, wherein four corners of the bottom of the box body 1 are fixedly connected with supporting legs, backing plates are fixedly connected with the bottoms of the supporting legs and used for supporting and fixing the box body 1 by arranging the supporting legs and the backing plates, placing grooves 23 are respectively formed in the top and the bottom of two sides of an inner cavity of the box body 1, a sliding rod 24 is fixedly connected between the top and the bottom of the inner cavity of the placing groove 23, second springs 25 are respectively sleeved on the top and the bottom of the surface of the sliding rod 24, a linkage block 26 is slidably connected between the two second springs 25 on the surface of the sliding rod 24, a placing plate 27 is fixedly connected between the two linkage blocks 26, and the placing groove 23, the sliding rod 24, the second springs 25 and the linkage block 26 are arranged to facilitate the adjustment of the distance between the two placing plates 27 and better clean the placing plate, the front of the box body 1 is hinged with a box door through a hinge, the front of the box door is fixedly connected with a handle, the box door and the handle are arranged for taking out and placing articles, the top of the box body 1 is provided with an air outlet 2, the top of the right side of the box body 1 is provided with a first through hole 3, the top of the right side of the box body 1 and the right side of the first through hole 3 are fixedly connected with a first nut seat 4, the inner cavity of the first nut seat 4 is in threaded connection with a first fixing bolt 5, the left end of the first fixing bolt 5 penetrates through the inner cavity of the first through hole 3 and is fixedly connected with a push plate 6 through a bearing, the top and the bottom of the push plate 6 are in sliding connection with the inner cavity of the first through hole 3, the two sides of a top plate 22 are in sliding connection with the inner cavity of a second through hole 11, the left side of, a second fixed seat 9 is fixedly connected to one side of an inner cavity of the first groove 8, a first filter plate 10 is clamped between the first fixed seat 7 and the second fixed seat 9, second through holes 11 are respectively formed in two sides of the bottom of the box body 1, second nut seats 12 are respectively fixedly connected to two sides of the bottom of the box body 1 and below the second through holes 11, second fixing bolts 13 are connected to inner cavities of the second nut seats 12 in a threaded manner, tops of the second fixing bolts 13 penetrate through the inner cavity of the second through holes 11 and are fixedly connected with top plates 22 through bearings, third fixed seats 14 are fixedly connected to tops of the top plates 22, air inlets 15 are respectively formed in the bottoms of two sides of the box body 1, a second groove 16 is formed in the inner cavity of the box body 1 and located at the top of the air inlets 15, a first spring 17 is fixedly connected to the top of the inner cavity of the second groove 16, a supporting plate 18 is fixedly connected to the bottoms of the first, the two sides of the supporting plate 18 are fixedly connected with sliding blocks 20, the two sides of the inner cavity of the box body 1, which are positioned at the second groove 16, are provided with sliding grooves 21 matched with the sliding blocks 20 for use, a second filter plate 28 is clamped between the third fixing seat 14 and the fourth fixing seat 19, and the box body 1, the air outlet 2, the first through hole 3, the first nut seat 4, the first fixing bolt 5, the push plate 6, the first fixing seat 7, the first groove 8, the second fixing seat 9, the first filter plate 10, the second through hole 11, the second nut seat 12, the second fixing bolt 13, the third fixing seat 14, the air inlet 15, the second groove 16, the first spring 17, the supporting plate 18, the fourth fixing seat 19, the sliding block 20 and the sliding grooves 21 are matched for use, so that the purposes of replacing and cleaning the filter screen are convenient to be realized, the practicability and usability of the device are improved, the use experience of a user is enhanced, and the health of the experimenter can be, thereby can better satisfy user's user demand.

When in use, the first fixing bolt 5 is twisted, the first nut seat 4 is used in a matching way, the first fixing bolt 5 drives the push plate 6 to move towards the right side, the push plate 6 drives the first fixing seat 7 to move towards the right side, then the first filter plate 10 is moved towards the right side, the first filter plate 10 is separated from the inner cavity of the second fixing seat 9, the first filter plate 10 is taken out, the first filter plate 10 is cleaned or replaced, the second fixing bolt 13 is twisted, the second fixing bolt 13 is used in a matching way through the second nut seat 12, the second fixing bolt 13 drives the top plate 22 to move downwards, the top plate 22 drives the third fixing seat 14 to move downwards, at the moment, the first spring 17 rebounds the support plate 18, the support plate 18 drives the fourth fixing seat 19 to move downwards, the fourth fixing seat 19 drives the sliding block 20 and the second filter plate 28 to move downwards, the second filter plate 28 is taken out, and the second filter plate 28 is cleaned or replaced, place board 27 through the extrusion, can adjust the distance of placing between the board 27, be convenient for clear up placing board 27 to realized being convenient for change the mesh with the clearance to the filter screen.

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 convenient to clearance, includes box (1), its characterized in that: the air outlet (2) is formed in the top of the box body (1), the first through hole (3) is formed in the top of the right side of the box body (1), the first nut seat (4) is fixedly connected to the top of the right side of the box body (1) and is positioned on the right side of the first through hole (3), the first fixing bolt (5) is in threaded connection with the inner cavity of the first nut seat (4), the left end of the first fixing bolt (5) penetrates through the inner cavity of the first through hole (3) and is fixedly connected with the push plate (6) through a bearing, the first fixing seat (7) is fixedly connected to the left side of the push plate (6), the first groove (8) is formed in the inner cavity of the box body (1) and is positioned on the left side of the air outlet (2), the second fixing seat (9) is fixedly connected to one side of the inner cavity of the first groove (8), and a first filter plate (10) is clamped, the improved refrigerator is characterized in that second through holes (11) are formed in two sides of the bottom of the refrigerator body (1), second nut seats (12) are fixedly connected to two sides of the bottom of the refrigerator body (1) and located below the second through holes (11), second fixing bolts (13) are connected to inner cavities of the second nut seats (12) in a threaded mode, the tops of the second fixing bolts (13) penetrate through inner cavities of the second through holes (11) and are fixedly connected with top plates (22) through bearings, third fixing seats (14) are fixedly connected to the tops of the top plates (22), air inlets (15) are formed in the bottoms of two sides of the refrigerator body (1), second grooves (16) are formed in the inner cavities of the refrigerator body (1) and located at the tops of the air inlets (15), first springs (17) are fixedly connected to the tops of the inner cavities of the second grooves (16), and supporting plates (18) are fixedly connected to the bottoms of the first springs (17, the bottom fixedly connected with fourth fixing base (19) of backup pad (18), the equal fixedly connected with slider (20) in both sides of backup pad (18), spout (21) that use with slider (20) cooperation are all seted up to the inner chamber of box (1) and the both sides that are located second recess (16), the joint has second filter (28) between third fixing base (14) and fourth fixing base (19).

2. The laboratory fume hood facilitating cleaning of claim 1, wherein: the four corners of the bottom of the box body (1) are fixedly connected with supporting legs, and the bottom of each supporting leg is fixedly connected with a base plate.

3. The laboratory fume hood facilitating cleaning of claim 1, wherein: the top and the bottom of the push plate (6) are in sliding connection with the inner cavity of the first through hole (3), and the two sides of the top plate (22) are in sliding connection with the inner cavity of the second through hole (11).

4. The laboratory fume hood facilitating cleaning of claim 1, wherein: the box (1) inner chamber both sides top and bottom have all been seted up standing groove (23), fixedly connected with slide bar (24) between the top of standing groove (23) inner chamber and the bottom, the top and the bottom on slide bar (24) surface all overlap and are equipped with second spring (25), sliding connection has linkage block (26) on the surface of slide bar (24) just is located between two second spring (25), and fixedly connected with places board (27) between two linkage block (26).

5. The laboratory fume hood facilitating cleaning of claim 1, wherein: the front of the box body (1) is hinged with a box door through a hinge, and the front of the box door is fixedly connected with a handle.