CN212944568U

CN212944568U - Fume chamber convenient to overhaul

Info

Publication number: CN212944568U
Application number: CN202021304586.8U
Authority: CN
Inventors: 高宗文; 陈燕
Original assignee: Anhui Dianhui Experimental Equipment Co ltd
Current assignee: Anhui Dianhui Experimental Equipment Co ltd
Priority date: 2020-07-07
Filing date: 2020-07-07
Publication date: 2021-04-13
Anticipated expiration: 2030-07-07

Abstract

The utility model relates to the technical field of fume hoods, in particular to a fume hood convenient to overhaul, which comprises a bottom plate, wherein the fume hood is installed at the top of the bottom plate, a square through hole is formed in the top of the fume hood and penetrates through a fixedly connected connecting box, and the left side of the top of the connecting box is penetrated and connected with an exhaust pipe; the utility model discloses an activated carbon rod that sets up can cooperate a card section of thick bamboo under the linkage effect of closing plate for activated carbon rod and a card section of thick bamboo can be fixed stably in the inside of gas treatment case, the suction pump that the inboard top of fume chamber is connected can be cooperated through the suction mouth that sets up, can be convenient collect the processing with gas, and can not influence the normal use of fume chamber, connecting bolt through setting up can cooperate the gas treatment case when needs overhaul the gas treatment case, can be quick open the top of fume chamber, cooperate sealed lid simultaneously, can conveniently change the treatment of gas treatment incasement portion.

Description

Fume chamber convenient to overhaul

Technical Field

The utility model relates to a fume chamber technical field specifically is a fume chamber convenient to overhaul.

Background

The main function of fume chamber is exactly the exhaust, in chemical experiment, can produce various harmful gas during experimental operation, and various have inflammable and explosive's material, in order to protect user's safety, prevent that the pollutant in the experiment from to the laboratory diffusion, will use the fume chamber, goes on some experiments of violent reaction in the fume chamber to can be timely handle these materials. The most important device for treating the toxic and harmful substances in the fume hood is that the gas treatment box can digest and adsorb the toxic and harmful substances generated in a laboratory in the gas treatment box.

However, in the actual use process of the existing laboratory fume hood, because the mounting angle of the top of the fume hood is too high, a lot of inconvenience is caused to the internal maintenance, and in the maintenance process, the filtering measure arranged in the interior is inconvenient to replace, so that the fume hood convenient to maintain is provided.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a fume chamber convenient to overhaul possesses and can conveniently overhaul the gas treatment measure of gas treatment case the inside in the fume chamber, and does not influence the advantage of whole fume chamber normal use, has solved current fume chamber and has overhauld when using inconvenient and change the inconvenient problem of filter equipment.

The utility model discloses a fume chamber convenient for maintenance, which comprises a bottom plate, the fume chamber is installed at the top of the bottom plate, the top of the fume chamber is provided with a square through hole and runs through a fixedly connected connecting box, the left side of the top of the connecting box runs through a connecting exhaust pipe, the top of the exhaust pipe is fixedly connected with a filter, the front of the fume chamber is fixedly connected with an observation window, two movable doors are arranged below the observation window, two movable doors are movably connected with the front of the fume chamber, a gas processing box is installed at the inner side of the connecting box, a touch block is arranged at the left side of the gas processing box, the touch block is fixedly connected with the left side of the inner wall of the connecting box, a sealing flange runs through the right side of the gas processing box and is fixedly connected with the sealing flange, the sealing flange is mutually matched with the exhaust pipe, the exhaust pipe that makes can discharge the gas that has already been handled, and cooperate the filter can be more convenient handle gas, avoid the gaseous polluted environment of combustion gas.

The utility model discloses a fume chamber convenient to overhaul, wherein the square through hole has been seted up in the front of gas treatment case, and is connected with the gusset plate, the detection mouth has been seted up in the front of gusset plate, the equidistant threaded connection in four peripheral angle departments of connecting box has connecting bolt, connecting bolt's pole body department has cup jointed the apron, the blast pipe runs through sealedly with the apron and links to each other, can cooperate the apron at connecting box top through the connecting bolt that sets up for the inside of connecting box can be installed to whole gas treatment case.

The utility model discloses a fume chamber convenient to overhaul, wherein the box department of gas treatment case has seted up two suction ports, the bottom fixedly connected with suction pump of suction port, the suction pump runs through fixedly with the connecting box and links to each other, the inboard of connecting box is located four slant baffles of the below fixedly connected with of suction pump, four one side that the slant baffle is close to each other runs through with the suction pump and links to each other, and through gas treatment case and the suction pump that sets up, can make the produced poisonous and harmful gas of violent chemistry experiment can be rapid pump to the gas treatment in the case and be handled.

The utility model discloses a fume chamber convenient to overhaul, wherein a card section of thick bamboo is installed to the inboard of gas treatment case, the inboard middle part fixedly connected with locating plate of a card section of thick bamboo, the inboard equidistance joint of a card section of thick bamboo has a plurality of activated carbon rods, activated carbon rod is the annular and arranges, and is located the outside of locating plate, activated carbon rod's length equals the degree of depth of a card section of thick bamboo, can make more convenient arranging of activated carbon rod through the card section of thick bamboo that sets up to can handle the gas that the experiment produced.

The utility model discloses a fume chamber convenient to overhaul, wherein the right side sealing connection of a card section of thick bamboo has sealed lid, the middle part and the sealing flange of sealed lid run through fixedly and link to each other, the diameter that is greater than a card section of thick bamboo of the diameter of sealed lid, and be less than the diameter of gas treatment case, through the sealing flange that the sealed lid cooperation that sets up of setting, can make by the gas after the completion of handling can be rapid arrange into the blast pipe in.

The utility model discloses a fume chamber convenient to overhaul, wherein the connector has been seted up in the left side of a card section of thick bamboo, the left side fixedly connected with closing plate of connector, the closing plate closely laminates with the conflict piece, gas treatment case box is located suction opening relative position department fixedly connected with bottom sprag frame, bottom sprag frame's top is contradicted with the top apron of connecting box and is linked to each other, can protect being connected between gas treatment case and the connecting box through the bottom sprag frame that sets up, avoids the gas treatment case to receive the extrusion.

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

1. the utility model discloses an activated carbon rod that sets up can cooperate a card section of thick bamboo under the linkage effect of closing plate for activated carbon rod and a card section of thick bamboo can be fixed stably in the inside of gas treatment case, the suction pump that the inboard top of fume chamber is connected can be cooperated through the suction mouth that sets up, can be convenient collect the processing with gas, and can not influence the normal use of fume chamber, connecting bolt through setting up can cooperate the gas treatment case when needs overhaul the gas treatment case, can be quick open the top of fume chamber, cooperate sealed lid simultaneously, can conveniently change the treatment of gas treatment incasement portion.

2. The utility model discloses a slant baffle that sets up, can cooperate the aspiration pump that sets up, make the device can be convenient when using handle the poisonous and harmful substance that produces in the experiment, the detection mouth that the cooperation set up simultaneously, can carry out the selective examination to substances such as the inside active carbon of gas treatment case when using, it needs to change to have confirmed whether life of gas treatment case, and through the bottom support frame that sets up, can protect the gas treatment case, be favorable to the connection of gas treatment case to use, the touch multitouch that supports that the cooperation set up simultaneously, can guarantee that the gas treatment case can be stable connection in the connection case at fume chamber top and use.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a front view of the ventilating hood of the present invention;

FIG. 2 is a schematic top view of the connection box of the present invention;

FIG. 3 is a schematic diagram of a side view of the gas processing chamber of the present invention;

FIG. 4 is a schematic view of the three-dimensional structure inside the gas processing box of the present invention;

FIG. 5 is a schematic view of the three-dimensional structure of the activated carbon rod of the present invention;

FIG. 6 is a schematic side view of the cartridge of the present invention;

FIG. 7 is a schematic view of the bottom structure of the connecting box of the present invention;

fig. 8 is a schematic view of the suction port connection in a top view.

In the figure: 01. a base plate; 02. a fume hood; 03. a connecting box; 04. a filter; 05. an exhaust pipe; 06. an observation window; 07. a movable door; 08. a connecting bolt; 09. sealing the flange; 10. a gas treatment tank; 11. a contact block; 12. a detection port; 13. a reinforcing plate; 14. a suction port; 15. a sealing plate; 16. an oblique guide plate; 17. an activated carbon rod; 18. a connecting port; 19. a sealing cover; 20. clamping the cylinder; 21. a bottom support frame; 22. positioning a plate; 23. a suction pump.

Detailed Description

In the following description, numerous implementation details are set forth in order to provide a more thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, details of these implementations are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1-8, the easy-to-repair fume hood of the present invention comprises a bottom plate 01, a fume hood 02 is installed on the top of the bottom plate 01, a square through hole is opened on the top of the fume hood 02 and fixedly connected with a connecting box 03, an exhaust pipe 05 is connected on the left side of the top of the connecting box 03 in a penetrating manner, a filter 04 is fixedly connected on the top of the exhaust pipe 05, a viewing window 06 is fixedly connected on the front side of the fume hood 02, two movable doors 07 are arranged below the viewing window 06, the two movable doors 07 are movably connected with the front of the fume hood 02, a gas processing box 10 is installed on the inner side of the connecting box 03, a contact block 11 is arranged on the left side of the gas processing box 10, the contact block 11 is fixedly connected with the left side of the inner wall of the connecting box 03, a sealing flange 09 is fixedly connected on the right side of the gas processing box 10 in a penetrating manner, the exhaust pipe 05 that makes can discharge the gas that has already been handled, and cooperate filter 04 can be more convenient handle gas, avoid the combustion gas polluted environment.

The front of the gas treatment box 10 is provided with a square through hole and is connected with a reinforcing plate 13, the front of the reinforcing plate 13 is provided with a detection port 12, the four peripheral corners of the connecting box 03 are connected with connecting bolts 08 in a threaded manner at equal intervals, the rod body of each connecting bolt 08 is sleeved with a cover plate, the exhaust pipe 05 is connected with the cover plate in a penetrating and sealing manner, and the connecting bolts 08 can be matched with the cover plate at the top of the connecting box 03, so that the whole gas treatment box 10 can be installed inside the connecting box 03.

Two suction ports 14 have been seted up in the box department of gas treatment case 10, the bottom fixedly connected with suction pump 23 of suction port 14, suction pump 23 runs through fixedly continuous with connecting box 03, the inboard of connecting box 03 is located four slant baffle 16 of the below fixedly connected with of suction pump 23, one side that four slant baffle 16 are close to each other runs through continuously with suction pump 23, through gas treatment case 10 and the suction pump 23 that sets up, can make the produced poisonous and harmful gas of violent chemistry experiment can be rapid suction to be handled in the gas treatment case 10.

A card section of thick bamboo 20 is installed to the inboard of gas treatment case 10, the inboard middle part fixedly connected with locating plate 22 of a card section of thick bamboo 20, the inboard equidistance joint of a card section of thick bamboo 20 has a plurality of activated carbon rods 17, activated carbon rods 17 are the annular and arrange, and be located the outside of locating plate 22, activated carbon rods 17's length equals the degree of depth of a card section of thick bamboo 20, can make more convenient arranging of activated carbon rods 17 through a card section of thick bamboo 20 that sets up, thereby can handle the gas that the experiment produced.

The right side of the clamping cylinder 20 is hermetically connected with a sealing cover 19, the middle part of the sealing cover 19 is fixedly connected with a sealing flange 09 in a penetrating manner, the diameter of the sealing cover 19 is larger than that of the clamping cylinder 20 and smaller than that of the gas treatment box 10, and the sealing cover 19 is arranged to be matched with the sealing flange 09, so that gas after being treated can be rapidly discharged into the exhaust pipe 05.

Connector 18 has been seted up to a card section of thick bamboo 20's left side, connector 18's left side fixedly connected with closing plate 15, closing plate 15 closely laminates with conflict piece 11, gas treatment box 10 box is located the 14 relative position departments fixedly connected with bottom sprag frame 21 of suction opening, the top of bottom sprag frame 21 is contradicted with the top apron of connecting box 03 and is linked to each other, bottom sprag frame 21 through setting up can be connected between protective gas treatment box 10 and the connecting box 03, avoid gas treatment box 10 to receive the extrusion.

When using the utility model discloses a time:

firstly, the fume hood 02 is installed on a bottom plate 01, then the connecting box 03 is installed at the top of the fume hood 02, then the exhaust pipe 05 filter 04 is sequentially connected with the connecting box 03, the connecting box 03 is opened by rotating the connecting bolt 08, at the moment, the suction port 14 at the bottom of the gas processing box 10 is connected with the suction pump installed on the inner side of the connecting box 03, so that the gas processing box 10 can be stably installed in the connecting box 03, and finally, the exhaust pipe 05 is combined with the gas processing box 10 and the sealing flange 09, so that the whole fume hood 02 can be normally used;

when violent chemical reaction is carried out, toxic and harmful gas generated by violent reaction can be sucked into the gas treatment box 10 by using the suction pump 23, the toxic and harmful gas can be adsorbed by using the adsorption action of the activated carbon rod 17 in the gas treatment box 10, the toxic and harmful gas can be further treated by matching with the filter 04, and finally the toxic and harmful gas exhausted into the air can be changed into non-toxic and harmless gas;

when needs overhaul in to the fume chamber 02, the tie-box 03 is opened to the antiport connecting bolt 08, takes out sealed lid 19 from the right side of gas treatment case 10 again, can take out activated carbon rod 17 and change, then installs new activated carbon rod 17 back in proper order, can make the maintenance of whole gas treatment case 10 accomplish, at last again with the apron install the tie-box 03 top can.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a fume chamber convenient to overhaul, includes bottom plate (01), its characterized in that: the ventilating cabinet (02) is installed at the top of the bottom plate (01), a square through hole is formed in the top of the ventilating cabinet (02) and penetrates through a fixedly connected connecting box (03), an exhaust pipe (05) is connected to the left side of the top of the connecting box (03) in a penetrating manner, a filter (04) is fixedly connected to the top of the exhaust pipe (05), an observation window (06) is fixedly connected to the front of the ventilating cabinet (02), two movable doors (07) are arranged below the observation window (06), the two movable doors (07) are movably connected with the front of the ventilating cabinet (02), a gas treatment box (10) is installed on the inner side of the connecting box (03), a touch block (11) is arranged on the left side of the gas treatment box (10), the touch block (11) is fixedly connected with the left side of the inner wall of the connecting box (03), and a sealing flange (09) is fixedly connected to the right side of the gas treatment box, the sealing flange (09) is matched with the exhaust pipe (05).

2. A fume hood facilitating service according to claim 1 wherein: the front of gas processing case (10) has been seted up square through hole, and has been connected with gusset plate (13), detection mouth (12) have been seted up in the front of gusset plate (13), the equidistant threaded connection in four peripheral angle departments of connecting box (03) has connecting bolt (08), the pole body department of connecting bolt (08) has cup jointed the apron, blast pipe (05) and apron run through sealed continuous.

3. A fume hood facilitating service according to claim 1 wherein: two suction openings (14) have been seted up in the box department of gas treatment case (10), the bottom fixedly connected with suction pump (23) of suction opening (14), suction pump (23) run through fixed linking to each other with connecting box (03), the inboard of connecting box (03) is located four slant baffle (16) of below fixedly connected with of suction pump (23), four one side that slant baffle (16) are close to each other runs through with suction pump (23) and links to each other.

4. A fume hood facilitating service according to claim 1 wherein: a card section of thick bamboo (20) is installed to the inboard of gas treatment case (10), the inboard middle part fixedly connected with locating plate (22) of a card section of thick bamboo (20), the inboard equidistance joint of a card section of thick bamboo (20) has a plurality of activated carbon rods (17), activated carbon rod (17) are the annular and arrange, and are located the outside of locating plate (22), the length of activated carbon rod (17) equals the degree of depth of a card section of thick bamboo (20).

5. An easy to service fume hood as claimed in claim 4 wherein: the right side of the clamping cylinder (20) is hermetically connected with a sealing cover (19), the middle of the sealing cover (19) is fixedly connected with a sealing flange (09) in a penetrating mode, and the diameter of the sealing cover (19) is larger than that of the clamping cylinder (20) and smaller than that of the gas treatment box (10).

6. An easy to service fumehood according to claim 5 wherein: a connecting port (18) is formed in the left side of the clamping cylinder (20), a sealing plate (15) is fixedly connected to the left side of the connecting port (18), the sealing plate (15) is tightly attached to the abutting block (11), a box body of the gas processing box (10) is located at the opposite position of the suction port (14) and is fixedly connected with a bottom supporting frame (21), and the top of the bottom supporting frame (21) is abutted to a top cover plate of the connecting box (03).