CN203842912U - Fume hood - Google Patents
Fume hood Download PDFInfo
- Publication number
- CN203842912U CN203842912U CN201420197512.7U CN201420197512U CN203842912U CN 203842912 U CN203842912 U CN 203842912U CN 201420197512 U CN201420197512 U CN 201420197512U CN 203842912 U CN203842912 U CN 203842912U
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- CN
- China
- Prior art keywords
- sprocket wheel
- support body
- group
- vent cabinet
- rear sprocket
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model provides a fume hood, and solves the problem that personal injury or equipment damage is easily caused as opening or closing operation of a window cannot be well performed in the prior art is solved. The fume hood comprises a body, a window, a driving unit, a driven unit, a transmission unit, a balancing weight and a control device. The body is used for holding test supplies and appliances and comprises a frame, a lining and peripheral equipment, the window used for sealing the body is movably arranged on the frame, the driving unit and the driven unit are both arranged on the frame, the transmission unit with one end connected with the window is arranged between the driving unit and the driven unit, the balancing weight is connected with the other end of the transmission unit, and the control device is connected with the driving unit. The fume hood has the advantages that automatic opening or closing of the window is realized, the window opening or closing position can be selected as required, safety is improved, and meanwhile operability of the fume hood is improved.
Description
Technical field
The utility model relates to labware field, refers to especially a kind of vent cabinet.
Background technology
Vent cabinet is also fume hood or toxin-expelling cabinet, is a kind of local exhaust equipment the most frequently used in laboratory;
Vent cabinet is owing to using in laboratory, and various chemicals are tested in the vent cabinet of being everlasting, in process of the test, can be attended by γ-ray emission, therefore vent cabinet need to seal, and is provided with form at vent cabinet, by form, cabinet is sealed to the gas preventing and is discharged to the external world;
In prior art, carry out the unlatching of form or close by manual mode, this mode carry out the unlatching of a body or the process of closing in, not only affect operating efficiency, and due to the gravity of form self, as form not limited, can cause a body to fall operating personnel are caused to damage;
In addition, in prior art, there is the unlatching of mechanical type form or the device of closing, still, due to the restriction of structure, in the long-term process using, be all subject to corresponding impact on installing itself with form, increased follow-up maintenance cost.
Utility model content
The utility model proposes a kind of vent cabinet, solved unlatching or the shutoff operation that in prior art, can not well carry out form, easily cause personal damage or the problem of device damage.
The technical solution of the utility model is achieved in that
A kind of vent cabinet, comprising:
For placing the cabinet of test articles for use and apparatus, comprise support body, liner and ancillary equipment;
For sealing the form of cabinet, be movably arranged on support body;
Driving group, is arranged on support body;
Driven group, be arranged on support body;
Transmission group, be arranged between driving group and driven group, and one end is connected with form.
Balancing weight, is connected with the transmission group other end;
Control device, is connected with driving group.
As further technical scheme, driving group comprises:
The first front sprocket wheel and the second front sprocket wheel, be separately positioned on both sides, support body one end;
Power transmission shaft, is arranged between the first front sprocket wheel and the first rear sprocket wheel;
The drive unit rotating for drive unit power transmission shaft, is connected with power transmission shaft.
As further technical scheme, also comprise:
For preventing the stabilizing bracket that power transmission shaft is out of shape at rotation process, be arranged on support body.
As further technical scheme, driven group comprises:
The first rear sprocket wheel and the second rear sprocket wheel, be separately positioned on support body other end both sides.
As further technical scheme, also comprise:
The first installing rack of installing for carrying out the first rear sprocket wheel, is arranged on the support body other end one side;
The second installing rack of installing for carrying out the second rear sprocket wheel, is arranged on support body other end opposite side.
As further technical scheme, transmission group comprises:
The first transmission device, be arranged between driving group and driven group, and one end is connected with form one end;
The second transmission device, be arranged between driving group and driven group, and one end is connected with the form other end.
Preferably, the first transmission device and the second transmission device are specially chain.
The technical solution of the utility model, by driving group, driven group and transmission group are set on support body, under the effect of driving group, realize unlatching or the shutoff operation to form by transmission group, and by the holdback force of balancing weight, realize form and can not close after unlatching, improved the security after form is opened;
And transmission device is selected chain, under the effect of the first front sprocket wheel and the second front sprocket wheel, realize by chain form is opened or closed, in the utility model, chain is arranged between the first front sprocket wheel and the first rear sprocket wheel and between the second front sprocket wheel and the second rear sprocket wheel, and chain and support body are contactless, avoid like this contacting of in the process of work chain and support body, and then reduced the wearing and tearing of chain and support body.
Brief description of the drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of a kind of vent cabinet of the utility model;
Fig. 2 is the structural representation of Fig. 1 right view;
Fig. 3 is the structural representation of Fig. 1 left view.
In figure:
1, support body; 2, form; 31, the first front sprocket wheel; 32, the second front sprocket wheel; 33, power transmission shaft; 34, drive unit; 4, stabilizing bracket; 51, the first rear sprocket wheel; 52, the second rear sprocket wheel; 53, the first installing rack; 54, the second installing rack; 61, the first transmission device; 62, the second transmission device.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figures 1 to 3, a kind of vent cabinet the utility model proposes, comprising:
Cabinet, wherein, cabinet comprises support body 1, liner and ancillary equipment, liner is arranged in support body 1, and ancillary equipment is arranged on support body 1 outer surface, form 2 arranges on support body 1, and concrete is flexibly connected with support body 1, can ensure that like this form 2 moves both vertically on support body 1; Driving group is arranged on support body 1, the concrete support body 1 front end upside that is arranged on,, is arranged on support body 1 by driven group, the concrete support body 1 rear end upside that is arranged on, transmission device is arranged between driving group and driven group, and one end is connected with form 2, and balancing weight is connected with the transmission group other end, in the utility model, balancing weight can directly be connected with transmission device, also can be separately positioned on support body 1 at two ends, and then realization makes balancing weight move both vertically on support body 1 under the drive of transmission device; Control device, is arranged on support body 1, realizes the control to driving group by control device, and then controls the unlatching of form 2 or close;
In the utility model, driving group comprises the first front sprocket wheel 31 and the second front sprocket wheel 32, between the first front sprocket wheel 31 and the second front sprocket wheel 32, power transmission shaft 33 is set, drive unit 34 is arranged on support body 1, and be connected with power transmission shaft 33, drive unit 34 is also connected with control device in addition, under the control of control device, drive unit 34 moves, and then drive power transmission shaft 33 to move, and then realize power transmission shaft 33 and drive the first front sprocket wheel 31 and the second front sprocket wheel 32 to rotate simultaneously, in the utility model, driven group comprises the first rear sprocket wheel 51 and the second rear sprocket wheel 52, when the first front sprocket wheel 31 and the second front sprocket wheel 32 rotate, make driven group to follow the first front sprocket wheel 31 and the second front sprocket wheel 32 and move under the first rear sprocket wheel 51 and the auxiliary effect of the second rear sprocket wheel 52, realize the unlatching of form 2 or close, in the utility model, power transmission shaft 33 comprises the first transmission device 61 and the second transmission device 62, wherein, the first transmission device 61 is arranged between the first front sprocket wheel 31 and the first rear sprocket wheel 51, the second transmission device 62 is arranged between the second front sprocket wheel 32 and the second rear sprocket wheel 52, and for avoiding the first transmission device 61 and the second transmission device 62 to use chain with rub preferred the first transmission device 61 and the second transmission device 62 of support body 1 in the process of operation, like this can be by the cooperation of the first front sprocket wheel 31 and the first rear sprocket wheel 51 and the second front sprocket wheel 32 and the second rear sprocket wheel 52, the first transmission device 61 and the second transmission device 62 are avoided and the contacting of support body 1, moreover, for improving the installation of driven group, maintenance and use, the first installing rack 53 and the second installing rack 54 are preferably set in the utility model, wherein, the first installing rack 53 is arranged on support body 1 one end, the second installing rack 54 is arranged on the first installing rack 53 opposite sides, and the first rear sprocket wheel 51 is arranged on the first installing rack 53, the second rear sprocket wheel 52 is arranged on the second installing rack 54, like this, make the first rear sprocket wheel 51 and the second rear sprocket wheel 52 can carry out fast installation or removal, and in follow-up use procedure, can be by adjusting the first installing rack 53 and the second installing rack 54 and then realizing the adjustment to the first rear sprocket wheel 51 and the second rear sprocket wheel 52.
In addition, in the rotation process of power transmission shaft 33, because the first front sprocket wheel 31 and the second front sprocket wheel 32 drive rotation by power transmission shaft 33, and the first front sprocket wheel 31 and the second front sprocket wheel 32 all apply power to power transmission shaft 33, therefore power transmission shaft 33 interrupts being out of shape in the process of rotating, as long-time use can cause the damage of power transmission shaft 33, for this reason, in the utility model, stabilizing bracket 4 is preferably set, wherein, stabilizing bracket 4 is arranged on support body 1, and make power transmission shaft 33 through stabilizing bracket 4, in the process of rotating at power transmission shaft 33 like this, can apply certain force to power transmission shaft 33 by stabilizing bracket 4, avoid power transmission shaft 33 to be out of shape in the process of rotating, strengthen the service life of power transmission shaft 33.
Working stage, move by control device control driving group, and then drive transmission group to move, transmission group is under the cooperation of driving group and driven group, realize form 2 is opened or closed, in the time that needs carry out the unlatching of a body, driving group drives transmission group to make a unlatching, when reaching predeterminated position or desired location, make the stop motion of driving group by control device, and then form 2 holding position under the effect of balancing weight, in the time that needs form 2 is closed, equally by control device control driving group counteragent, and then realize closing of form 2;
Pass through technique scheme, realize the unlatching of form 2 or close, and after unlatching, ensure the enable possition of door body by balance weight body, avoid the reasons such as a body whereabouts to cause operating personnel are caused to damage, carry out the unlatching of form 2 or close by the mode that adopts transmission group in addition, reduce and the friction of support body 1, and then improved the service life of support body 1 with transmission group, the cost that has reduced maintenance and safeguarded.
These are only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (7)
1. a vent cabinet, is characterized in that, comprising:
For placing the cabinet of test articles for use and apparatus, comprise support body (1), liner and ancillary equipment;
For sealing the form (2) of described cabinet, be movably arranged on described support body (1);
Driving group, is arranged on described support body (1);
Driven group, be arranged on described support body (1);
Transmission group, be arranged between described driving group and described driven group, and one end is connected with described form (2);
Balancing weight, is connected with the described transmission group other end;
Control device, is connected with described driving group.
2. vent cabinet as claimed in claim 1, is characterized in that, described driving group comprises:
The first front sprocket wheel (31) and the second front sprocket wheel (32), be separately positioned on described support body (1) both sides, one end;
Power transmission shaft (33), is arranged between described the first front sprocket wheel (31) and described the first rear sprocket wheel (51);
Be used for the drive unit (34) that drives described power transmission shaft (33) to rotate, be connected with described power transmission shaft (33).
3. vent cabinet as claimed in claim 2, is characterized in that, also comprises:
Be used for the stabilizing bracket (4) that prevents that described power transmission shaft (33) is out of shape at rotation process, be arranged on described support body (1).
4. vent cabinet as claimed in claim 2, is characterized in that, described driven group comprises:
The first rear sprocket wheel (51) and the second rear sprocket wheel (52), be separately positioned on described support body (1) other end both sides.
5. vent cabinet as claimed in claim 4, is characterized in that, also comprises:
Be used for carrying out the first installing rack (53) that described the first rear sprocket wheel (51) is installed, be arranged on described support body (1) other end one side;
Be used for carrying out the second installing rack (54) that described the second rear sprocket wheel (52) is installed, be arranged on described support body (1) other end opposite side.
6. vent cabinet as claimed in claim 4, is characterized in that, described transmission group comprises:
The first transmission device (61), be arranged between described driving group and described driven group, and one end is connected with described form (2) one end;
The second transmission device (62), be arranged between described driving group and described driven group, and one end is connected with described form (2) other end.
7. vent cabinet as claimed in claim 6, is characterized in that, described the first transmission device (61) and described the second transmission device (62) are chain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420197512.7U CN203842912U (en) | 2014-04-22 | 2014-04-22 | Fume hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420197512.7U CN203842912U (en) | 2014-04-22 | 2014-04-22 | Fume hood |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203842912U true CN203842912U (en) | 2014-09-24 |
Family
ID=51555974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420197512.7U Expired - Fee Related CN203842912U (en) | 2014-04-22 | 2014-04-22 | Fume hood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203842912U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105032505A (en) * | 2015-06-29 | 2015-11-11 | 安徽育安实验室装备有限公司 | Operation cabinet for laboratory |
| CN109201686A (en) * | 2018-09-11 | 2019-01-15 | 山东沃柏斯实验室工程有限公司 | A kind of vent cabinet of band inclination form |
-
2014
- 2014-04-22 CN CN201420197512.7U patent/CN203842912U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105032505A (en) * | 2015-06-29 | 2015-11-11 | 安徽育安实验室装备有限公司 | Operation cabinet for laboratory |
| CN105032505B (en) * | 2015-06-29 | 2017-03-22 | 安徽育安实验室装备有限公司 | Operation cabinet for laboratory |
| CN109201686A (en) * | 2018-09-11 | 2019-01-15 | 山东沃柏斯实验室工程有限公司 | A kind of vent cabinet of band inclination form |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 101102, Beijing, Zhongguancun science and Technology Park, Tongzhou Park, Jinqiao Science and technology industrial base, ring road, No. 16, building 71, block A, Tongzhou District Patentee after: Beijing union Polytron Technologies Inc Address before: 101102, Beijing, Zhongguancun science and Technology Park, Tongzhou Park, Jinqiao Science and technology industrial base, ring road, No. 16, building 71, block A, Tongzhou District Patentee before: Beijing Xin Gao laboratory equipment Co., Ltd |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140924 Termination date: 20190422 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |