CN214211680U

CN214211680U - Safe convenient fume chamber

Info

Publication number: CN214211680U
Application number: CN202022596457.7U
Authority: CN
Inventors: 姜寒
Original assignee: Qingdao Ketai Inspection Co ltd
Current assignee: Qingdao Ketai Inspection Co ltd
Priority date: 2020-11-11
Filing date: 2020-11-11
Publication date: 2021-09-17
Anticipated expiration: 2030-11-11

Abstract

The utility model relates to the technical field of experimental instruments and discloses a safe and convenient fume hood, which comprises a fume hood body, an exhaust device and an iron stand platform, wherein the fume hood body is of a column structure, the fume hood body is horizontally placed on the ground, the upper half part of the fume hood body is fixedly connected with an exhaust device, the exhaust device comprises a filter screen, an exhaust fan and a gas collecting hood, the filter screen is provided with a buckle device, the gas collecting hood is fixedly connected with a fixed block, the fixed block is provided with a groove matched with the buckle device for use, the exhaust device can realize rapid ventilation, the filter screen can be quickly replaced by the buckling device, the middle part of the fume hood body is a square cavity without a front plate, and the bottom inside the square cavity is provided with a workbench, an iron stand is fixedly connected on the workbench, the iron stand can conveniently clamp the reagent tube, the utility model discloses a can be safe convenient carry out work on the fume chamber through exhaust apparatus and iron stand platform.

Description

Safe convenient fume chamber

Technical Field

The utility model relates to an experimental apparatus technical field specifically is a safe convenient fume chamber.

Background

The fume hood is a device commonly used for laboratory experiment detection in units such as hospitals, schools, chemical plants, scientific research institutions and the like. Fumehoods generally comprise: the table board comprises a horizontally-arranged rectangular table board, a lower cabinet body and an upper cabinet body, wherein the lower cabinet body is connected to the edge of the bottom surface of the table board and supports the table board; the upper cabinet body, the deck plate and the lower cabinet body are sequentially arranged from top to bottom; the upper cabinet generally includes: the lifting glass window is vertically arranged, the left side plate is vertically arranged on the left side of the glass window, the right side plate is vertically arranged on the right side of the glass window, the vertical back plate is vertically arranged opposite to the glass window, and the horizontal top plate is horizontally arranged. The experiment can be operated in the inner chamber of the upper cabinet body, and the experimental apparatus can be placed on the table top plate. Harmful gas can be produced in the experimental process (especially in chemical experiments), and the harmful gas needs to be pumped away from the inner cavity of the upper cabinet body in time so as to avoid damaging laboratory workers.

Therefore, a safe and convenient ventilation cabinet is designed.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a safe convenient fume chamber has solved that the test tube is fixed to and the difficult problem of changing of filter screen.

In order to achieve the above purpose, the utility model adopts the technical scheme that:

the utility model provides a safe convenient fume chamber, includes fume chamber body, exhaust apparatus and iron stand platform, the fume chamber body is the columnar order structure, and fume chamber body bottom is equipped with four supporting legss, and the latter half of fume chamber body is equipped with the cavity, the upper portion fixedly connected with exhaust apparatus of fume chamber body, the intermediate part of fume chamber body is inside cavity, fume chamber body fixedly connected with workstation, fixed surface is connected with the iron stand platform on the workstation.

Furthermore, air inlets are formed in two side walls of the cabinet body of the fume hood, and a glass window is arranged on one side of the cabinet body of the fume hood.

Further, exhaust apparatus includes gas collecting channel, exhaust fan and filter screen, filter screen both sides fixedly connected with buckle device, and gas collecting channel fixed connection is in fume chamber body top, and the filter screen passes through buckle device fixed connection in gas collecting channel both sides, gas collecting channel top fixedly connected with exhaust fan, the inside draw-in groove that is equipped with of gas collecting channel.

Further, buckle device includes buckle, spring and buckle box, and spring fixed connection has seted up two through-holes in the buckle box, buckle box lateral wall, the one end and the spring fixed connection of buckle, and this one end slightly is greater than the through-hole, and the other end of buckle is located the through-hole outside.

Further, the iron stand platform includes fixed station, dead lever, cross clamp and test tube clamp, dead lever fixed connection is on the fixed station, cross clamp fixed connection is on the dead lever, and one side fixedly connected with test tube clamp of cross clamp.

Further, the test tube clamp comprises a Y-shaped rod and a bolt, a threaded hole is formed in one end of the Y-shaped rod, the bolt is in threaded connection with the Y-shaped rod, and a nut is in threaded connection with the side surface of the screw.

The utility model has the advantages that:

1. the utility model adds the buckle device to make the operator to effectively and rapidly assemble and disassemble the filter screen, the buckle device is arranged on the filter screen, the filter screen is matched with the grooves arranged on the left and right sides of the fixed block through the buckle device, when the filter screen needs to be replaced, the worker stretches the filter screen upwards from the square cavity, vertically drags the filter screen downwards, the buckle retracts to the buckle box under the resistance of manpower and the clamping groove and is flush with the outer surface of the buckle box, the filter screen is taken down, when the filter screen needs to be installed, the horizontally arranged filter screen is vertically moved upwards to the clamping groove corresponding to the clamping position, the clamping buckle retracts to the position flush with the outer surface of the clamping buckle box under the action of manpower and the outer wall of the clamping groove to continuously rise, when the position of the buckle just corresponds to the clamping groove, the buckle extends out of the outer surface of the buckle box under the action of the spring, and the buckle and the clamping groove are embedded together.

2. The utility model discloses a, through having add the iron stand platform to this device, make this device can carry out the centre gripping to the test tube, the effectual work efficiency that promotes operating personnel, fixedly connected with iron stand platform on the workstation can the centre gripping test tube, has made things convenient for staff's operation, when using the test tube clamp, puts the test tube in nip department, rotates the nut, and test tube clamp opening both ends are pressed from both sides tightly until the test tube along with the rotation of nut is also slowly removed to the inboard this moment.

Drawings

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

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

fig. 3 is a schematic structural view of an iron stand platform according to the present invention;

FIG. 4 is a schematic view of the structure of the middle screen of the present invention;

fig. 5 is a cross-sectional view of the middle buckle device of the present invention.

In the figure: 1. a fume hood body; 2. an exhaust device; 3. an iron stand; 4. an air inlet; 5. a glass window; 6. a gas-collecting hood; 7. an exhaust fan; 8. a work table; 9. a fixed table; 10. fixing the rod; 11. a cross clamp; 12. a test tube clamp; 13. filtering with a screen; 14. a buckle device; 15. a spring; 16. buckling; 17. a buckle box; 18. a Y-shaped rod; 19. and (4) bolts.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to FIGS. 1-5: the utility model provides a safe convenient fume chamber, including fume chamber body 1, exhaust apparatus 2 and iron stand platform 3, fume chamber body 1 is the columnar structure, 1 bottom of fume chamber body is equipped with four supporting legss, the latter half of fume chamber body 1 is equipped with the cavity, be used for the storing, the upper portion fixedly connected with exhaust apparatus 2 of fume chamber body 1, exhaust apparatus 2 can discharge harmful gas, the intermediate part of fume chamber body 1 is inside cavity, fixedly connected with workstation 8 on the fume chamber, surface fixedly connected with iron stand platform 3 on the workstation 8, inlet port 4 has been seted up on the wall of the fume chamber cabinet body both sides, 1 one side of fume chamber body is equipped with glass window 5.

Wherein, exhaust apparatus 2 includes gas collecting channel 6, exhaust fan 7 and filter screen 13, filter screen 13 both sides fixedly connected with

buckle device

14, 6 fixed connection in the 1 top of fume chamber body of gas collecting channel, filter screen 13 passes through 14 fixed connection in 6 both sides of gas collecting channel through buckle device, 6 top fixedly connected with exhaust fan 7 of gas collecting channel, the inside draw-in groove that is equipped with of gas collecting channel 6, buckle device 14 includes buckle 16, spring 15 and

buckle box

17, 15 fixed connection of spring is in buckle box 17, two through-holes have been seted up to buckle box 17 lateral wall, buckle 16's one end and 15 fixed connection of spring, and this one end slightly is greater than the through-hole, buckle 16's the other end is located the through-hole outside.

Wherein, iron stand platform 3 includes fixed station 9, dead lever 10, cross clamp 11 and

test tube clamp

12, 10 fixed connection of dead lever are on

fixed station

9, 11 fixed connection of cross clamp are on dead lever 10, and one side fixedly connected with test tube clamp 12 of cross clamp 11, and test tube clamp 12 includes Y type pole 18 and

bolt

19, and 18 one end of Y type pole is seted up threaded hole,

bolt

19 and 18 threaded connection of Y type pole, and 19 side surface threaded connection of bolt have the nut.

To sum up, when the utility model is used, the buckle device 14 is added to the device, so that an operator can effectively and rapidly install and disassemble the filter screen 13, the buckle device 14 is arranged on the filter screen 13, the filter screen 13 is matched with the grooves arranged on the left side and the right side of the fixed block through the buckle device 14 for use, when the filter screen 13 needs to be replaced, the operator can upwards extend the filter screen from the square cavity, vertically and downwards drag the filter screen 13, the buckle 16 retracts to the buckle box 17 under the resistance of manpower and the clamping groove and is flush with the outer surface of the buckle box 17, the filter screen 13 is taken down, when the filter screen 13 needs to be installed, the horizontally placed filter screen 13 is vertically and upwards moved to the clamping groove corresponding to the position of the buckle 16, the buckle 16 retracts to the position flush with the outer surface of the buckle box 17 under the action of manpower and the outer wall of the clamping groove to continuously rise, when the position of the buckle 16 just corresponds to the clamping groove, the buckle 16 extends out of the outer surface of the buckle box 17 under the action of the spring 15, buckle 16 and draw-in groove are in the same place mutually the gomphosis, through having add iron stand platform 3 to this device, make this device carry out the centre gripping to the test tube, effectual operating personnel's that has promoted work efficiency, fixedly connected with iron stand platform 3 on the workstation 8, can the centre gripping test tube, the operation of staff has been made things convenient for, when using test tube clamp 12, put the test tube in nip department, the swivel nut, 12 opening both ends of test tube clamp are also slowly removed to the inboard along with the rotation of nut and are pressed from both sides tightly until the test tube this moment.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a safe convenient fume chamber, includes fume chamber body (1), exhaust apparatus (2), iron stand platform (3) and workstation (8), its characterized in that: fume chamber body (1) is the columnar order structure, and fume chamber body (1) bottom is equipped with four supporting legss, and the latter half of fume chamber body (1) is equipped with the cavity, upper portion fixedly connected with exhaust apparatus (2) of fume chamber body (1), and the mid portion of fume chamber body (1) is inside cavity, fume chamber body fixedly connected with workstation (8), and fixed surface is connected with iron stand platform (3) on workstation (8).

2. A safe and convenient fume hood according to claim 1, wherein: the ventilating cabinet is characterized in that air inlets (4) are formed in two side walls of the ventilating cabinet body (1), a workbench (8) is fixedly connected to the ventilating cabinet body, and a glass window (5) is arranged on one side of the ventilating cabinet body (1).

3. A safe and convenient fume hood according to claim 1, wherein: exhaust apparatus (2) include gas collecting channel (6), exhaust fan (7) and filter screen (13), filter screen (13) both sides fixedly connected with buckle device (14), and gas collecting channel (6) fixed connection is in fume chamber body (1) top, and gas collecting channel (6) inside is equipped with draw-in groove filter screen (13) and passes through buckle device (14) fixed connection in gas collecting channel (6) both sides, gas collecting channel (6) top fixedly connected with exhaust fan (7).

4. A safe and convenient fume hood according to claim 3, wherein: buckle device (14) are including buckle (16), spring (15) and buckle box (17), and spring (15) fixed connection is in buckle box (17), and two through-holes have been seted up to buckle box (17) lateral wall, and the one end and the spring (15) fixed connection of buckle (16), and this one end slightly is greater than the through-hole, and the other end of buckle (16) is located the through-hole outside.

5. A safe and convenient fume hood according to claim 1, wherein: the iron stand platform (3) comprises a fixing platform (9), a fixing rod (10), a cross clamp (11) and a test tube clamp (12), wherein the fixing rod (10) is fixedly connected onto the fixing platform (9), the cross clamp (11) is fixedly connected onto the fixing rod (10), and the test tube clamp (12) is fixedly connected to one side of the cross clamp (11).

6. A safe and convenient fume hood according to claim 5, wherein: the test tube clamp (12) comprises a Y-shaped rod (18) and a bolt (19), a threaded hole is formed in one end of the Y-shaped rod (18), the bolt (19) is in threaded connection with the Y-shaped rod (18), and a nut is in threaded connection with the side surface of the bolt (19).