CN203540563U - Protective cover for chemical experiments - Google Patents
Protective cover for chemical experiments Download PDFInfo
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- CN203540563U CN203540563U CN201320747024.4U CN201320747024U CN203540563U CN 203540563 U CN203540563 U CN 203540563U CN 201320747024 U CN201320747024 U CN 201320747024U CN 203540563 U CN203540563 U CN 203540563U
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- hole
- protective cover
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- experiment
- shell
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Abstract
The utility model belongs to the technical field of chemical experiment equipment and particularly relates to a protective cover for chemical experiments. The protective cover for chemical experiments comprises a transparent closed shell. The inner walls of the two sides of the shell are respectively provided with a partition in the longitudinal direction, the two partitions divide the cavity of the shell into an experiment operation cavity and a personnel activity cavity which are communicated with each other. The top of the experiment operation cavity can be opened or closed, an experiment operation desk is arranged in the experiment operation cavity, an air inlet pipe and an air outlet pipe are disposed on both sides of the experiment operation cavity respectively, and the air outlet pipe is sequentially communicated with an air purifying device and an air exhaust fan. The top and the bottom of the personnel activity cavity are provided with an upper through hole and a lower through hole respectively allowing experiment personnel to pass through, and the inner side walls of the upper through hole and the lower through hole are respectively provided with an elastic sealing ring. The protective cover for chemical experiments has good air tightness, during experiment operation, the hands of experiment personnel can act flexibly, environment pollution caused by harmful gas produced in the experiment process is avoided, and the experiment personnel can be protected against harmful gas or liquid.
Description
Technical field
The utility model belongs to equipment of chemical industry technical field, relates in particular to a kind of chemical experiment protective cover.
Background technology
At chemical laboratory, do in experimentation, some experimental implementation can produce pernicious gas, although this generic operation is many now, in fume hood, carries out, and because people is also in fume hood, it will inevitably suck trace or a small amount of pernicious gas; Also have whole operating process is carried out in airtight protective cover, two hands stretch in operation gloves in the through hole of protective cover both sides, because the spacing experimenter of making hand motion when operating of through hole is not very flexible, thereby affect conventional efficient or experimental result.
Utility model content
Technical problem to be solved in the utility model is: the deficiency existing for prior art, provide that a kind of air-tightness is good, operation by human hand flexibly, can avoid pernicious gas to pollute the chemical experiment protective cover of experimental situation.
For solving the problems of the technologies described above, the technical solution of the utility model is:
Chemical experiment protective cover, comprise transparent airtight shell, the both sides inwall of described shell is longitudinally respectively equipped with partition, described two partitions are divided into by described shell inner cavity the experimental implementation chamber and the personnel activity chamber that communicate with each other, the top in described experimental implementation chamber can folding, described experimental implementation is provided with experimental operation table in chamber, described experimental operation table cuts off and is connected with the madial wall and described two in described experimental implementation chamber respectively, one side in described experimental implementation chamber is provided with air inlet pipe, the opposite side in described experimental implementation chamber is provided with escape pipe, described escape pipe is communicated with air cleaning unit and exhaust fan successively, the top in described personnel activity chamber is provided with and holds the upper through hole that experimenter passes, the bottom in described personnel's operant activity chamber is provided with the lower through-hole corresponding with described upper through hole, the madial wall of described upper through hole and lower through-hole is equipped with elastic seal ring.
As one, improve, the side towards described experimental operation table between described upper through hole and lower through-hole is provided with gear bluff piece, and the two ends of described gear bluff piece are connected with the inner side of described upper through hole and lower through-hole respectively.
As improving further, on described air inlet pipe and escape pipe, be equipped with flow control valve.
As further improving, described air cleaning unit is absorbent charcoal adsorber.
As further improving, the top in described personnel activity chamber and front side portion all can foldings.
As further improving, four jiaos of the bottoms of described shell are connected with bracing frame.
Owing to having adopted technique scheme, the beneficial effects of the utility model are:
The chemical experiment that the utility model provides comprises transparent airtight shell and establishes experimental operation table in the enclosure with protective cover, and shell inner cavity is divided into experimental implementation chamber and personnel activity chamber; Shell is airtight can prevent that the pernicious gas producing in experimentation from polluting experimental situation and infringement human body, the upper and lower through hole that personnel activity chamber is provided with pierces in it for human body, the number of people stretches out outside through hole, shank stretches out outside lower through-hole, staff is placed in and in shell, carries out operation experiments, thereby the elastic seal ring in upper lower through-hole can guarantee the air-tightness in shell with human body close contact; Shell is transparent, facilitates experimenter to observe the experiment situation in shell from enclosure, facilitates it to operate and observes; Air inlet pipe provides necessary air for carrying out in the enclosure experimental implementation, escape pipe is beneficial to the waste gas that experiment is produced and discharges, and after purifying, gas cleaning plant drains in atmosphere, the pollution of minimizing to atmosphere, flow control valve can be controlled the air velocity that enters in shell and the discharge flow velocity of waste gas, improves conventional efficient; Gear bluff piece can Protection personnel the liquid that spilt of chest belly damage; The top in personnel activity chamber and front side portion can foldings, facilitate experimenter to enter in personnel activity chamber; Bracing frame for supporting outer, makes shell and ground have certain altitude, facilitates experimenter to enter and in shell, carries out experimental implementation; This chemical experiment is good by protective cover air-tightness, and when experimenter carries out experimental implementation, hand can flexible operating, both can avoid the pernicious gas contaminated environment that produces in experimentation, can also Protection personnel avoids the infringement of pernicious gas or liquid.
Accompanying drawing explanation
Fig. 1 is the structural representation of the chemical experiment that provides of the utility model protective cover;
Wherein: 1-shell, 2-bracing frame, 3-experimental operation table, 4-air inlet pipe, 5-escape pipe, 6-flow control valve, 7-air cleaning unit, 8-exhaust fan, 9-elastic seal ring, 10-keeps off bluff piece, 11-cuts off, 12-experimental implementation chamber, 13-personnel activity chamber, the upper through hole of 131-, 132-lower through-hole.
The specific embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
The chemical experiment that Fig. 1 shows the utility model the to be provided structural representation of protective cover, for convenience of explanation, this figure only provides the structure division relevant with the utility model.
Chemical experiment comprises transparent airtight shell 1 and bracing frame 2 with protective cover, four jiaos of the bottoms of shell 1 are connected with bracing frame 2 respectively, shell 1 can be cube, cone, cylinder or other shapes, the both sides inwall of shell 1 is longitudinally respectively equipped with partition 11, two partitions 11 inner chamber of shell 1 is divided into the experimental implementation chamber 12 and the personnel activity chamber 13 that communicate with each other.
The top in experimental implementation chamber 12 can folding, top folding is convenient to the article of experiment use to be positioned on experimental operation table, in experimental implementation chamber 12, be provided with experimental operation table 3, experimental operation table 3 cuts off 11 with the three side inwalls and two in experimental implementation chamber 12 respectively and is connected, one side in experimental implementation chamber 12 is provided with air inlet pipe 4, the opposite side in experimental implementation chamber 12 is provided with escape pipe 5, on air inlet pipe 4 and escape pipe 5, be equipped with flow control valve 6, escape pipe 5 is communicated with air cleaning unit 7 and exhaust fan 8 successively, air cleaning unit 7 can be absorbent charcoal adsorber, one or more in ozone ion purifier or filter.
The top in personnel activity chamber 13 is provided with and holds the upper through hole 131 that experimenter passes, the bottom in personnel activity chamber 13 is provided with the lower through-hole 132 corresponding with upper through hole 131, the madial wall of upper through hole 131 and lower through-hole 132 is equipped with elastic seal ring 9, between upper through hole 131 and lower through-hole 132, towards a side of experimental operation table 3, be provided with gear bluff piece 10, the two ends of gear bluff piece 10 are connected with the inner side of upper through hole 131 and lower through-hole 132 respectively, the top in personnel activity chamber 13 and one end of front side portion are hinged with a side inwall of shell 1 respectively, the top in personnel activity chamber 13 and the other end of front side portion are provided with buckle, shell 1 is provided with the draw-in groove adapting with buckle, thereby make the top in personnel activity chamber and sidepiece can be opened or closed.
The chemical experiment that the utility model provides with the use procedure of protective cover is: the top of opening experimental implementation chamber, required article and the instrument of experiment put on the experimental operation table of shell, cover the top in experimental implementation chamber, experimenter pierces in through hole and lower through-hole and (or opens top and the front side portion in personnel activity chamber, experimenter is introduced into lower through-hole, then cover top and the front side portion in personnel activity chamber), experimenter's chest belly is placed in after gear bluff piece, elastic seal ring and experimenter's close contact, experimenter can carry out experimental implementation.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (6)
1. chemical experiment protective cover, it is characterized in that: comprise transparent airtight shell, the both sides inwall of described shell is longitudinally respectively equipped with partition, described two partitions are divided into by described shell inner cavity the experimental implementation chamber and the personnel activity chamber that communicate with each other, the top in described experimental implementation chamber can folding, described experimental implementation is provided with experimental operation table in chamber, described experimental operation table cuts off and is connected with the madial wall and described two in described experimental implementation chamber respectively, one side in described experimental implementation chamber is provided with air inlet pipe, the opposite side in described experimental implementation chamber is provided with escape pipe, described escape pipe is communicated with air cleaning unit and exhaust fan successively, the top in described personnel activity chamber is provided with and holds the upper through hole that experimenter passes, the bottom in described personnel's operant activity chamber is provided with the lower through-hole corresponding with described upper through hole, the madial wall of described upper through hole and lower through-hole is equipped with elastic seal ring.
2. chemical experiment protective cover as claimed in claim 1, is characterized in that: the side towards described experimental operation table between described upper through hole and lower through-hole is provided with gear bluff piece, and the two ends of described gear bluff piece are connected with the inner side of described upper through hole and lower through-hole respectively.
3. chemical experiment protective cover as claimed in claim 2, is characterized in that: on described air inlet pipe and escape pipe, be equipped with flow control valve.
4. chemical experiment protective cover as claimed in claim 3, is characterized in that: described air cleaning unit is absorbent charcoal adsorber.
5. the chemical experiment protective cover as described in claim 1-4 any one, is characterized in that: the top in described personnel activity chamber and front side portion all can foldings.
6. chemical experiment protective cover as claimed in claim 5, is characterized in that: four jiaos of the bottoms of described shell are connected with bracing frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320747024.4U CN203540563U (en) | 2013-11-21 | 2013-11-21 | Protective cover for chemical experiments |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320747024.4U CN203540563U (en) | 2013-11-21 | 2013-11-21 | Protective cover for chemical experiments |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203540563U true CN203540563U (en) | 2014-04-16 |
Family
ID=50458733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320747024.4U Expired - Fee Related CN203540563U (en) | 2013-11-21 | 2013-11-21 | Protective cover for chemical experiments |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203540563U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107838953A (en) * | 2017-12-10 | 2018-03-27 | 惠州市梦芭迪工业产品设计中心(普通合伙) | A kind of high school chemical experiment device with protective cover |
-
2013
- 2013-11-21 CN CN201320747024.4U patent/CN203540563U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107838953A (en) * | 2017-12-10 | 2018-03-27 | 惠州市梦芭迪工业产品设计中心(普通合伙) | A kind of high school chemical experiment device with protective cover |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140416 Termination date: 20141121 |
|
| EXPY | Termination of patent right or utility model |