CN105344689A - Roof ventilation device for chemical laboratory - Google Patents
Roof ventilation device for chemical laboratory Download PDFInfo
- Publication number
- CN105344689A CN105344689A CN201510949298.5A CN201510949298A CN105344689A CN 105344689 A CN105344689 A CN 105344689A CN 201510949298 A CN201510949298 A CN 201510949298A CN 105344689 A CN105344689 A CN 105344689A
- Authority
- CN
- China
- Prior art keywords
- frame
- sash
- side frame
- ventilation device
- window
- 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.)
- Granted
Links
- 238000009423 ventilation Methods 0.000 title claims abstract description 27
- 239000000126 substance Substances 0.000 title claims abstract description 20
- 238000007789 sealing Methods 0.000 claims description 9
- 230000005484 gravity Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 14
- 239000007789 gas Substances 0.000 description 5
- 231100000614 poison Toxicity 0.000 description 5
- 230000007096 poisonous effect Effects 0.000 description 5
- 238000002474 experimental method Methods 0.000 description 3
- 235000019994 cava Nutrition 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000003905 indoor air pollution Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000505 pernicious effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/002—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area using a central suction system, e.g. for collecting exhaust gases in workshops
Landscapes
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
The invention discloses a roof ventilation device for a chemical laboratory and belongs to the technical field of roof ventilation. The technical scheme is as follows: the roof ventilation device comprises a window frame and a window sash, wherein the window frame comprises a front frame, a rear frame and a side frame fixedly connected between the front frame and the rear frame; a recess is formed at the front part of the side frame; a guide rail is arranged in the recess; a rack is arranged in the guide rail; brackets are arranged on two sides of the side frame; bearings with vertical seats are arranged on the brackets; the window sash comprises a front end and a back end; a gear is arranged at the front end of the window sash; a spindle is arranged at the front end of the gravity center of the window sash; and the spindle is arranged in the bearings with the vertical seats. The roof ventilation device has beneficial effects as follows: automatic opening or closing of the window sash is realized; the window sash can rotate around the spindle under the action of an electric lifting rod to realize opening of the window sash; since the side frame is designed with a recess structure, the front end of the window sash can slide in the recess to realize dead-corner-free ventilation; and the ventilation speed and efficiency are high.
Description
Technical field
The present invention relates to the technical field of house ventilation, particularly a kind of ventilation assembling device of chemical laboratory roof.
Background technology
In chemical experiment process, often can produce various unpleasant, mordant, poisonous or explosive gas, if these pernicious gases are not in time outside discharge chamber, the indoor air pollution of chemical experiment will be caused, affect the health and safety of experimenter; Affect precision and the service life of instrument and equipment, therefore, laboratory ventilation is an indispensable part in lab design.Suck in order to avoid laboratory worker or swallow poisonous, that can cause a disease into some or that toxicity is not clear chemical substance and organism; good ventilation should be had in laboratory; the ventilation of usual chemical laboratory exchanges often by the air of door and window to indoor and outdoor; unpleasant, mordant, poisonous gas is displaced from door and window, and this substitute mode is easy to pollute the aisle of non-Experimental Area or Administrative Area.
Summary of the invention
In order to solve the deficiency of above-mentioned prior art, the object of the invention is: provide a kind of unpleasant, mordant, poisonous gas produced in laboratory to be discharged to the ventilation unit on high aerial roof by roof exhaust system.
A kind of chemical laboratory roof ventilation device, comprise window-frame and sash, described window-frame comprises front bezel, rear frame and the side frame be fixedly connected between described front bezel and described rear frame, described side frame is divided into front and rear, described side frame front portion is fixedly connected with described front bezel, described side frame rear portion is fixedly connected with described rear frame, described side frame is ramped shaped, described side frame forward slope place is provided with depression, guide rail is provided with in described depression, tooth bar is provided with in described guide rail, described side frame both sides are provided with support, described support is provided with band plummer block housing bearing,
Described sash comprises front-end and back-end, and described sash front end is provided with gear, and described gear is corresponding with described tooth bar, and described sash center of gravity front end is provided with main shaft, and described main shaft is arranged in described band plummer block housing bearing.
Electric lifting rod is provided with between described side frame and described sash.
Wherein, the connection of sash and window-frame, different from the connected mode of traditional sash and window-frame, in the present invention, sash and the connected mode of window-frame are undertaken being connected by the mode of rack-and-pinion, the present invention is form side frame being arranged to depression, and the form according to depression arranges guide rail at recess, and the effect of guide rail is the effect of guiding on the one hand, be play fixing effect to sash on the other hand, sash and window-frame are not the hinged connected modes that conventional market adopts; The present invention adopts the principle of lever, fulcrum (main shaft) is arranged on the front end of sash, and sash rear end just can be raised with very little active force by electric lifting rod.
Described rear frame is provided with flap, in described flap, is provided with anticreep pad.
Described sash rear end is provided with the window bar corresponding with described flap, and described window bar is arranged in described anticreep pad.
Wherein, when sash is closed completely, except the sealing strip inside window-frame seals sash, the window bar that sash rear end is arranged is fixed in flap, and the anticreep pad in flap can play fixing effect to window bar, and such object makes sealing effectiveness stronger.
Described sash front end is provided with holder, and described holder is provided with described gear.
Described guide rail is arc-shaped guide rail, and the cambered surface of described guide rail and described depression is kissed and connect.
Described tooth bar is arc-shaped rack, and the cambered surface of described tooth bar and described depression is kissed and connect, and described tooth bar is fixedly connected with described side frame.
The height of described front bezel is greater than the height of described rear frame.
Sealing strip is provided with inside described window-frame.
Wherein, the height of front bezel is greater than the height of rear frame, and adopt in such a way, can ensure caves in enough spaces, and the guide rail in depression can play the effect of guiding, is unlikely to sash and is fractureed under the effect of external force.
By test, the invention has the beneficial effects as follows: the present invention realizes automatically opening of sash or closes under the effect of electric lifting rod, when sash is closed completely, sealing strip on window-frame can prevent dust from entering indoor, high precision instrument in laboratory is played a protective role, sash is under the effect of electric lifting rod, can rotate around main shaft, realize the unlatching of sash, side frame is designed to the mode with sunk structure, can slide in depression in the front end of sash, the draft type without dead angle can be realized, ventilation speed is fast, efficiency is high, and what laboratory can be produced is unpleasant, mordant, poisonous gas is discharged to eminence, avoid the pollution to lower working region or living area.
Accompanying drawing explanation
Fig. 1 is the structural representation of inventive embodiments.
Fig. 2 is the structural representation of sash and window-frame.
Fig. 3 is the partial enlarged drawing at the A place of Fig. 2.
Fig. 4 is the partial enlarged drawing in depression.
Fig. 5 is the structural representation of flap.
Wherein, Reference numeral is: 1, window-frame; 2, sash; 3, front bezel; 4, rear frame; 5, side frame; 6, cave in; 7, guide rail; 8, tooth bar; 9, support; 10, plummer block housing bearing is with; 11, gear; 12, main shaft; 13, electric lifting rod; 14, flap; 15, anticreep pad; 16, window bar; 17, holder.
Detailed description of the invention
Specific embodiment 1
See Fig. 1-Fig. 5, for the problem of chemical experiment chamber ventilated, the present invention is a kind of chemical laboratory roof ventilation device, comprise window-frame 1 and sash 2, window-frame 1 comprises front bezel 3, rear frame 4 and the side frame 5 be fixedly connected between front bezel 3 and rear frame 4, side frame 5 is divided into front and rear, side frame 5 front portion is fixedly connected with front bezel 3, side frame 5 rear portion is fixedly connected with rear frame 4, side frame 5 is ramped shaped, side frame 5 forward slope place is provided with depression 6, guide rail 7 is provided with in depression 6, tooth bar 8 is provided with in guide rail 7, side frame 5 both sides are provided with support 9, support 9 is provided with band plummer block housing bearing 10,
Described sash 2 comprises front-end and back-end, and sash 2 front end is provided with gear 11, and gear 11 is corresponding with tooth bar 8, and sash 2 center of gravity front end is provided with main shaft 12, and main shaft 12 is arranged in band plummer block housing bearing 10.Electric lifting rod 13 is provided with between side frame 5 and sash 2.Rear frame 4 is provided with flap 14, in flap 14, is provided with anticreep pad 15.Sash 2 rear end is provided with the window bar 16 corresponding with flap 14, and window bar 16 is arranged in anticreep pad 15.Sash 2 front end is provided with holder 17, holder 17 is provided with gear 11.Guide rail 7 is arc-shaped guide rail, and guide rail 7 is kissed with the cambered surface of depression 6 and connect.Tooth bar 8 is arc-shaped rack, and tooth bar 8 is kissed with the cambered surface of depression 6 and connect, and tooth bar 8 is fixedly connected with side frame 5.The height of front bezel 3 is greater than the height of rear frame 4.Sealing strip (arranging sealing strip in window-frame is prior art, repeats no more) is provided with herein inside window-frame 1.
The connection of sash 2 and window-frame 1, different from the connected mode of traditional sash and window-frame, in the present invention, sash 2 and the connected mode of window-frame 1 carry out being connected with the mode of tooth bar 8 by gear 11, the present invention is form side frame 5 being arranged to depression 6, form according to depression 6 arranges guide rail 7 at depression 6 place, the effect of guide rail 7 is the effect of guiding on the one hand, and be play fixing effect to sash 2 on the other hand, sash 2 and window-frame 1 are not the hinged connected modes that conventional market adopts; The present invention adopts the principle of lever, fulcrum (main shaft 12) is arranged on the front end of sash 2, and sash 2 rear end just can be raised with very little active force by electric lifting rod 13.Wherein, when sash 2 is closed completely, except the sealing strip inside window-frame 1 seals sash 2, the window bar 16 that sash 2 rear end is arranged is fixed in flap 14, anticreep pad 15 in flap 14 can play fixing effect to sash 2, and such object makes sealing effectiveness stronger.The height of front bezel 3 is greater than the height of rear frame 4, adopt in such a way, can ensure that depression 6 has enough spaces, and the guide rail caved in 6 can play the effect of guiding, is unlikely to sash 2 and is fractureed under the effect of external force, when sash 2 reaches certain angle, such as sash 2 reach nearly 90 degree time, sash both sides can ventilate, and compared with conventional ventilation apparatus, reduce dead corner.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. a chemical laboratory roof ventilation device, comprises window-frame (1) and sash (2), it is characterized in that,
Described window-frame (1) comprises front bezel (3), rear frame (4) and the side frame (5) be fixedly connected between described front bezel (3) and described rear frame (4), described side frame (5) is divided into front and rear, described side frame (5) front portion is fixedly connected with described front bezel (3), described side frame (5) rear portion is fixedly connected with described rear frame (4), described side frame (5) is ramped shaped, described side frame (5) forward slope place is provided with depression (6), guide rail (7) is provided with in described depression (6), tooth bar (8) is provided with in described guide rail (7), described side frame (5) both sides are provided with support (9), described support (9) is provided with band plummer block housing bearing (10),
Described sash (2) comprises front-end and back-end, described sash (2) front end is provided with gear (11), described gear (11) is corresponding with described tooth bar (8), described sash (2) emphasis front end is provided with main shaft (12), and described main shaft (12) is arranged in described band plummer block housing bearing (10).
2. chemical laboratory roof ventilation device according to claim 1, is characterized in that, is provided with electric lifting rod (13) between described side frame (5) and described sash (2).
3. chemical laboratory roof ventilation device according to claim 1 and 2, is characterized in that, described rear frame (4) is provided with flap (14), is provided with anticreep pad (15) in described flap (14).
4. according to the arbitrary described chemical laboratory roof ventilation device of claim 1-3, it is characterized in that, described sash (2) rear end is provided with the window bar (16) corresponding with described flap (14), and described window bar (16) is arranged in described anticreep pad (15).
5., according to the arbitrary described chemical laboratory roof ventilation device of claim 1-4, it is characterized in that, described sash (2) front end is provided with holder (17), described holder (17) is provided with described gear (11).
6., according to the arbitrary described chemical laboratory roof ventilation device of claim 1-5, it is characterized in that,
Described guide rail (7) is arc-shaped guide rail, and described guide rail (7) is kissed with the cambered surface of described depression (6) and connect.
7., according to the arbitrary described chemical laboratory roof ventilation device of claim 1-6, it is characterized in that,
Described tooth bar (8) is arc-shaped rack, and described tooth bar (8) is kissed with the cambered surface of described depression (6) and connect, and described tooth bar (8) is fixedly connected with described side frame (5).
8., according to the arbitrary described chemical laboratory roof ventilation device of claim 1-7, it is characterized in that,
The height of described front bezel (3) is greater than the height of described rear frame (4).
9. according to the arbitrary described chemical laboratory roof ventilation device of claim 1-8, it is characterized in that, described window-frame (1) inner side is provided with sealing strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510949298.5A CN105344689B (en) | 2015-12-18 | 2015-12-18 | A kind of chemical laboratory roof ventilation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510949298.5A CN105344689B (en) | 2015-12-18 | 2015-12-18 | A kind of chemical laboratory roof ventilation device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105344689A true CN105344689A (en) | 2016-02-24 |
| CN105344689B CN105344689B (en) | 2017-04-05 |
Family
ID=55320830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510949298.5A Active CN105344689B (en) | 2015-12-18 | 2015-12-18 | A kind of chemical laboratory roof ventilation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105344689B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2725479Y (en) * | 2004-12-23 | 2005-09-14 | 黄佑民 | Handle vertically rotating window |
| WO2009058039A1 (en) * | 2007-11-02 | 2009-05-07 | Fakro Pp Spolka Z O. O. | Tilting and turning window, especially roof window |
| CN201236575Y (en) * | 2008-07-15 | 2009-05-13 | 阿卜都米力克·木萨 | Automatic controller of window |
| KR20100095920A (en) * | 2009-02-23 | 2010-09-01 | 김태섭 | The skylight system for collection and controll of solar energy |
| CN201972323U (en) * | 2010-12-31 | 2011-09-14 | 深圳市方大装饰工程有限公司 | Skylight |
| CN203924514U (en) * | 2014-02-19 | 2014-11-05 | 苏州柯利达装饰股份有限公司 | A kind of opened skylight for lighting roof |
| CN104499889A (en) * | 2014-11-18 | 2015-04-08 | 池州易创电子科技有限公司 | Glass window with telescopic device |
-
2015
- 2015-12-18 CN CN201510949298.5A patent/CN105344689B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2725479Y (en) * | 2004-12-23 | 2005-09-14 | 黄佑民 | Handle vertically rotating window |
| WO2009058039A1 (en) * | 2007-11-02 | 2009-05-07 | Fakro Pp Spolka Z O. O. | Tilting and turning window, especially roof window |
| CN201236575Y (en) * | 2008-07-15 | 2009-05-13 | 阿卜都米力克·木萨 | Automatic controller of window |
| KR20100095920A (en) * | 2009-02-23 | 2010-09-01 | 김태섭 | The skylight system for collection and controll of solar energy |
| CN201972323U (en) * | 2010-12-31 | 2011-09-14 | 深圳市方大装饰工程有限公司 | Skylight |
| CN203924514U (en) * | 2014-02-19 | 2014-11-05 | 苏州柯利达装饰股份有限公司 | A kind of opened skylight for lighting roof |
| CN104499889A (en) * | 2014-11-18 | 2015-04-08 | 池州易创电子科技有限公司 | Glass window with telescopic device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105344689B (en) | 2017-04-05 |
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Effective date of registration: 20191125 Address after: 239300 No.8 Rongda Road, industrial park, Renhe Town, Tianchang City, Chuzhou City, Anhui Province Patentee after: Anhui Guorui Experimental Equipment Co., Ltd. Address before: Chengyang District of Shandong city of Qingdao province Jinhong road 266100 No. 137 B 971 Patentee before: Li Qinxin |