CN215429163U - Chemistry experiment harmful gas processing apparatus - Google Patents
Chemistry experiment harmful gas processing apparatus Download PDFInfo
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- CN215429163U CN215429163U CN202121353813.0U CN202121353813U CN215429163U CN 215429163 U CN215429163 U CN 215429163U CN 202121353813 U CN202121353813 U CN 202121353813U CN 215429163 U CN215429163 U CN 215429163U
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- plate
- absorption assembly
- assembly
- harmful gas
- negative pressure
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- 238000002474 experimental method Methods 0.000 title claims abstract description 46
- 238000010521 absorption reaction Methods 0.000 claims abstract description 53
- 239000007788 liquid Substances 0.000 claims abstract description 39
- 239000000126 substance Substances 0.000 claims abstract description 17
- 239000007921 spray Substances 0.000 claims description 36
- 238000007789 sealing Methods 0.000 claims description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 19
- 238000005507 spraying Methods 0.000 claims description 8
- 239000007789 gas Substances 0.000 description 26
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
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Abstract
The utility model discloses a chemical experiment harmful gas treatment device, which comprises a base, an experiment table, a front absorption assembly, a rear absorption assembly, a negative pressure assembly and a liquid collection box, wherein the experiment table, the front absorption assembly, the rear absorption assembly and the negative pressure assembly are fixedly connected with the base; the air inlet end of the front absorption assembly is communicated with the experiment table, the air inlet end of the rear absorption assembly is communicated with the air outlet end of the front absorption assembly, the air inlet end of the negative pressure assembly is communicated with the air outlet end of the rear absorption assembly, and the liquid collecting box is arranged at the joint of the front absorption assembly and the rear absorption assembly. According to the chemical experiment harmful gas treatment device, the front absorption assembly and the rear absorption assembly are arranged to absorb water-soluble harmful gas near the experiment table, and finally liquid is stored in the liquid collection box, so that subsequent treatment is facilitated, backflow of the harmful gas can be effectively avoided, and the harmful gas can be prevented from being directly discharged into the air.
Description
Technical Field
The utility model relates to an experimental tool, in particular to a harmful gas treatment device for a chemical experiment.
Background
When a chemical experiment is carried out, a certain amount of harmful gas is often generated, the method adopted at the present stage is generally to carry out the experiment below an exhaust fan and guide the gas to the outside of a laboratory, and the condition of harmful gas backflow can occur by adopting the method, so that the harm to experimenters can be caused.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solving the above problems and providing a harmful gas treatment apparatus for chemical experiments.
The utility model realizes the purpose through the following technical scheme:
a chemical experiment harmful gas treatment device comprises a base, an experiment table, a front absorption assembly, a rear absorption assembly, a negative pressure assembly and a liquid collection box, wherein the experiment table, the front absorption assembly, the rear absorption assembly and the negative pressure assembly are fixedly connected with the base, and the liquid collection box is detachably connected with the base;
the air inlet end of the front absorption assembly is communicated with the experiment table, the air inlet end of the rear absorption assembly is communicated with the air outlet end of the front absorption assembly, the air inlet end of the negative pressure assembly is communicated with the air outlet end of the rear absorption assembly, and the liquid collecting box is arranged at the joint of the front absorption assembly and the rear absorption assembly.
The experiment table comprises an operation table top and a top plate, the rear end of the operation table top is fixedly connected with the base, the top plate is arranged above the operation table top, vertical baffle plates are arranged between the left end and the right end of the operation table top and the left end and the right end of the top plate, and the operation table top, the top plate and the two vertical baffle plates form an experiment operation cavity.
The front absorption assembly comprises a lower plate, an upper plate, side plates and a front spraying assembly, wherein the upper plate, the lower plate and the two side plates form a front air suction channel, the upper plate is arranged above the lower plate, the front end of the lower plate is fixedly connected with the rear end of the operation table top, the front end of the upper plate is fixedly connected with the rear end of the top plate, and the front end of the front air suction channel is communicated with the rear end of the experiment operation cavity;
preceding spray assembly includes spray header and water pump before a plurality of, and is a plurality of preceding spray header lead to pipe with the play water end intercommunication of water pump is a plurality of preceding spray header all fixed the setting is in the downside of upper plate.
Preferably, the lower plate is disposed obliquely, the front end of the lower plate is disposed above the rear end of the lower plate, the upper plate is disposed obliquely, the front end of the upper plate is disposed above the rear end of the upper plate, and the distance between the front end of the lower plate and the front end of the upper plate is greater than the distance between the rear end of the lower plate and the rear end of the upper plate.
The rear absorption assembly comprises a rear plate, an upper sealing plate, side sealing plates and a rear spraying assembly, the rear plate is vertically arranged behind the upper plate, the front side surface of the rear plate, the rear end surface of the upper plate and the two side sealing plates form a vertical rear air suction channel, the front ends of the side sealing plates are fixedly connected with the rear end surface of the upper plate, the rear ends of the side sealing plates are fixedly connected with the front side surface of the rear plate, four sides of the upper sealing plate are respectively fixedly and hermetically connected with the upper end of the rear plate, the upper ends of the side sealing plates and the upper end of the rear end surface of the upper plate, the rear end of the front air suction channel is communicated with the lower end of the rear air suction channel, and the air inlet end of the negative pressure assembly penetrates through the upper sealing plate to be communicated with the rear air suction channel;
the rear spray component comprises a plurality of rear spray heads, the rear spray heads are communicated with the water outlet end of the water pump through water pipes, and the rear spray heads are fixedly arranged on the front side face of the rear plate.
Preferably, the liquid collecting box is a drawing box with a top surface removed, a cavity for placing the liquid collecting box is arranged on the base, and the liquid collecting box is arranged below the joint of the front air suction channel and the rear air suction channel.
Specifically, the negative pressure subassembly includes negative pressure pump and negative pressure pipe, the inlet end of negative pressure pipe passes go up the shrouding with back suction channel intercommunication, the end of giving vent to anger of negative pressure pipe with the inlet end intercommunication of negative pressure pump.
Preferably, the spray holes of the front spray headers are sequentially reduced from front to back, and the distance between two adjacent front spray headers is equal.
Preferably, the distance between two adjacent rear spray headers is equal.
The utility model has the beneficial effects that:
according to the chemical experiment harmful gas treatment device, the front absorption assembly and the rear absorption assembly are arranged to absorb water-soluble harmful gas near the experiment table, and finally liquid is stored in the liquid collection box, so that subsequent treatment is facilitated, backflow of the harmful gas can be effectively avoided, and the harmful gas can be prevented from being directly discharged into the air.
Drawings
FIG. 1 is a schematic structural diagram of a chemical experiment harmful gas treatment device according to the present invention.
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 embodiment is only one embodiment of the present invention, and not all 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.
In order to make the objects, technical solutions and advantages of the present application more clear, the present invention is further described with reference to fig. 1 below:
a chemical experiment harmful gas treatment device comprises a base 1, an experiment table, a front absorption assembly, a rear absorption assembly, a negative pressure assembly and a liquid collection box 8, wherein the experiment table, the front absorption assembly, the rear absorption assembly and the negative pressure assembly are fixedly connected with the base 1, and the liquid collection box 8 is detachably connected with the base 1;
the embodiment is suitable for collecting various harmful gases which are easily dissolved in liquid. The liquid here may be water or another solvent, and the liquid may be replaced as appropriate in a specific use environment.
The inlet end and the laboratory bench intercommunication of preceding absorption assembly, the inlet end of back absorption assembly and the end intercommunication of giving vent to anger of preceding absorption assembly, the inlet end of negative pressure subassembly and the end intercommunication of giving vent to anger of back absorption assembly, liquid collecting box 8 sets up the junction of preceding absorption assembly and back absorption assembly.
Through the absorption of preceding absorption assembly and back absorption assembly to gas, then will absorb harmful gas's liquid collect can, simultaneously because liquid collection box 8 can be followed and dismantled in base 1, can carry out subsequent processing to it as the condition.
The laboratory bench includes operation mesa 2 and roof 3, and operation mesa 2's rear end and 1 fixed connection of base, roof 3 set up in operation mesa 2's top, set up between operation mesa 2's the left end and the right-hand member and roof 3's the left end and the right-hand member and erect the baffle, and operation mesa 2, roof 3 and two erect the baffle and constitute experiment operation cavity.
When carrying out the experiment, place the device of experiment on operation mesa 2, the harmful gas that the reaction produced is in experiment operation cavity, simultaneously, because there is negative pressure components's the function of bleeding for experiment operation cavity produces an airflow flow direction from the past to the back, makes in the harmful gas absorbs the subassembly along with the airflow inflow before.
The front absorption assembly comprises a lower plate 4, an upper plate 5, side plates and a front spraying assembly, the upper plate 5, the lower plate 4 and the two side plates form a front air suction channel 6, the upper plate 5 is arranged above the lower plate 4, the front end of the lower plate 4 is fixedly connected with the rear end of the operation table top 2, the front end of the upper plate 5 is fixedly connected with the rear end of the top plate 3, and the front end of the front air suction channel 6 is communicated with the rear end of the experiment operation cavity;
preceding shower subassembly includes a plurality of preceding shower headers 10 and water pump, and a plurality of preceding shower headers 10 lead to pipe 12 and the play water end intercommunication of water pump, and a plurality of preceding shower headers 10 are all fixed the downside that sets up at upper plate 5.
After the harmful gas enters the front air suction channel 6, the front spray assembly works, and liquid for adsorbing the harmful gas is sprayed out of the front spray headers 10 to adsorb the gas in the front air suction channel 6.
The hypoplastron 4 slope sets up, and the front end setting of hypoplastron 4 is in the top of the rear end of hypoplastron 4, and upper plate 5 slope sets up, and the front end setting of upper plate 5 is in the top of the rear end of upper plate 5, and the distance between the front end of hypoplastron 4 and the front end of upper plate 5 is greater than the distance between the rear end of hypoplastron 4 and the rear end of upper plate 5.
The front air suction channel 6 is arranged to be inclined, so that liquid can conveniently flow to the rear end of the front air suction channel 6 and conveniently enter the liquid collecting box 8 from the rear end of the front air suction channel 6.
The rear absorption assembly comprises a rear plate 9, an upper sealing plate 13, side sealing plates and a rear spraying assembly, the rear plate 9 is vertically arranged behind the upper plate 5, the front side surface of the rear plate 9, the rear end surface of the upper plate 5 and the two side sealing plates form a vertical rear suction channel 7, the front ends of the side sealing plates are fixedly connected with the rear end surface of the upper plate 5, the rear ends of the side sealing plates are fixedly connected with the front side surface of the rear plate 9, the four sides of the upper sealing plate 13 are respectively fixedly and hermetically connected with the upper end of the rear plate 9, the upper ends of the side sealing plates and the upper end of the rear end surface of the upper plate 5, the rear end of the front suction channel 6 is communicated with the lower end of the rear suction channel 7, and the air inlet end of the negative pressure assembly penetrates through the upper sealing plate 13 to be communicated with the rear suction channel 7;
the rear spray component comprises a plurality of rear spray heads 11, the rear spray heads 11 are communicated with the water outlet end of the water pump through water pipes 12, the rear spray heads 11 are fixedly arranged on the front side surface of the rear plate 9, and the distance between every two adjacent rear spray heads 11 is equal.
Harmful gas flows out of the front air suction channel 6, enters the rear air suction channel 7 which is vertically arranged at the rear, then the rear spraying component works, and the liquid which adsorbs the harmful gas is continuously sprayed out of the plurality of rear spraying heads 11 to adsorb the gas in the rear air suction channel 7 again.
The rear air suction channel 7 is vertically arranged, and liquid sprayed by the rear spray header 11 falls behind the joint of the front air suction channel 6 and the rear air suction channel 7.
The liquid collecting box 8 is a drawing box body with a top surface removed, a cavity for placing the liquid collecting box 8 is arranged on the base 1, and the liquid collecting box 8 is arranged below the joint of the front air suction channel 6 and the rear air suction channel 7.
The joint of the front air suction channel 6 and the rear air suction channel 7 is provided with a cavity for placing a liquid collecting box 8, and the cavity is required to be communicated with the front air suction channel 6 and the rear air suction channel 7, so that the liquid in the front air suction channel 6 and the liquid in the rear air suction channel 7 can flow into the cavity.
The liquid can then be collected by arranging a drawable liquid collection tank 8 in the cavity.
The negative pressure assembly comprises a negative pressure pump 15 and a negative pressure pipe 14, the air inlet end of the negative pressure pipe 14 penetrates through the upper sealing plate 13 to be communicated with the rear air suction channel 7, and the air outlet end of the negative pressure pipe 14 is communicated with the air inlet end of the negative pressure pump 15.
The negative pressure pump 15 provides the power for the flow of the air flow for the experimental operation cavity, the front air suction channel 6 and the rear air suction channel 7, and at the same time, in order to avoid harmful gas in the discharged air, the air outlet of the negative pressure pump 15 can be arranged outside the laboratory, because the harmful gas in the air is adsorbed, no excessive pollution is caused even if the air is discharged to the atmosphere.
The spray holes of the front spray headers 10 are sequentially reduced from front to back, and the distance between two adjacent front spray headers 10 is equal.
The purpose of gradual adsorption can be achieved by the front spray header 10 which is gradually reduced.
In the following description, references to "one embodiment," "an embodiment," "one example," "an example," etc., indicate that the embodiment or example so described may include a particular feature, structure, characteristic, property, element, or limitation, but every embodiment or example does not necessarily include the particular feature, structure, characteristic, property, element, or limitation. Moreover, repeated use of the phrase "in accordance with an embodiment of the present application" although it may possibly refer to the same embodiment, does not necessarily refer to the same embodiment.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. The utility model provides a chemistry experiment harmful gas processing apparatus which characterized in that: the device comprises a base, an experiment table, a front absorption assembly, a rear absorption assembly, a negative pressure assembly and a liquid collection box, wherein the experiment table, the front absorption assembly, the rear absorption assembly and the negative pressure assembly are fixedly connected with the base, and the liquid collection box is detachably connected with the base;
the air inlet end of the front absorption assembly is communicated with the experiment table, the air inlet end of the rear absorption assembly is communicated with the air outlet end of the front absorption assembly, the air inlet end of the negative pressure assembly is communicated with the air outlet end of the rear absorption assembly, and the liquid collecting box is arranged at the joint of the front absorption assembly and the rear absorption assembly.
2. A chemical experiment harmful gas treatment device according to claim 1, characterized in that: the experiment table comprises an operation table top and a top plate, the rear end of the operation table top is fixedly connected with the base, the top plate is arranged above the operation table top, a vertical baffle is arranged between the left end and the right end of the operation table top and the left end and the right end of the top plate, and the operation table top, the top plate and the two vertical baffles form an experiment operation cavity.
3. A chemical experiment harmful gas treatment device according to claim 2, characterized in that: the front absorption assembly comprises a lower plate, an upper plate, side plates and a front spraying assembly, the upper plate, the lower plate and the two side plates form a front air suction channel, the upper plate is arranged above the lower plate, the front end of the lower plate is fixedly connected with the rear end of the operation table top, the front end of the upper plate is fixedly connected with the rear end of the top plate, and the front end of the front air suction channel is communicated with the rear end of the experiment operation cavity;
preceding spray assembly includes spray header and water pump before a plurality of, and is a plurality of preceding spray header lead to pipe with the play water end intercommunication of water pump is a plurality of preceding spray header all fixed the setting is in the downside of upper plate.
4. A chemical experiment harmful gas treatment device according to claim 3, characterized in that: the lower plate is obliquely arranged, the front end of the lower plate is arranged above the rear end of the lower plate, the upper plate is obliquely arranged, the front end of the upper plate is arranged above the rear end of the upper plate, and the distance between the front end of the lower plate and the front end of the upper plate is greater than the distance between the rear end of the lower plate and the rear end of the upper plate.
5. The apparatus for treating harmful gas in chemical experiment according to claim 4, wherein: the rear absorption assembly comprises a rear plate, an upper sealing plate, side sealing plates and a rear spraying assembly, the rear plate is vertically arranged behind the upper plate, the front side surface of the rear plate, the rear end surface of the upper plate and the two side sealing plates form a vertical rear air suction channel, the front ends of the side sealing plates are fixedly connected with the rear end surface of the upper plate, the rear ends of the side sealing plates are fixedly connected with the front side surface of the rear plate, the four edges of the upper sealing plate are respectively fixedly and hermetically connected with the upper end of the rear plate, the upper ends of the side sealing plates and the upper end of the rear end surface of the upper plate, the rear end of the front air suction channel is communicated with the lower end of the rear air suction channel, and the air inlet end of the negative pressure assembly penetrates through the upper sealing plate to be communicated with the rear air suction channel;
the rear spray component comprises a plurality of rear spray heads, the rear spray heads are communicated with the water outlet end of the water pump through water pipes, and the rear spray heads are fixedly arranged on the front side face of the rear plate.
6. The apparatus for treating harmful gas in chemical experiment according to claim 5, wherein: the liquid collecting box is a drawing box body with a top surface removed, a cavity for placing the liquid collecting box is formed in the base, and the liquid collecting box is arranged below the joint of the front air suction channel and the rear air suction channel.
7. The apparatus for treating harmful gas in chemical experiment according to claim 5, wherein: the negative pressure subassembly includes negative pressure pump and negative pressure pipe, the inlet end of negative pressure pipe passes go up the shrouding with back suction channel intercommunication, the end of giving vent to anger of negative pressure pipe with the inlet end intercommunication of negative pressure pump.
8. A chemical experiment harmful gas treatment device according to claim 3, characterized in that: the spray holes of the front spray headers are sequentially reduced from front to back, and the distance between every two adjacent front spray headers is equal.
9. The apparatus for treating harmful gas in chemical experiment according to claim 5, wherein: the distance between two adjacent rear spray headers is equal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121353813.0U CN215429163U (en) | 2021-06-16 | 2021-06-16 | Chemistry experiment harmful gas processing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121353813.0U CN215429163U (en) | 2021-06-16 | 2021-06-16 | Chemistry experiment harmful gas processing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215429163U true CN215429163U (en) | 2022-01-07 |
Family
ID=79711813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121353813.0U Expired - Fee Related CN215429163U (en) | 2021-06-16 | 2021-06-16 | Chemistry experiment harmful gas processing apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215429163U (en) |
-
2021
- 2021-06-16 CN CN202121353813.0U patent/CN215429163U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220107 |