CN109174892A - A kind of adjustable vent cabinet of air quantity - Google Patents
A kind of adjustable vent cabinet of air quantity Download PDFInfo
- Publication number
- CN109174892A CN109174892A CN201811066824.3A CN201811066824A CN109174892A CN 109174892 A CN109174892 A CN 109174892A CN 201811066824 A CN201811066824 A CN 201811066824A CN 109174892 A CN109174892 A CN 109174892A
- Authority
- CN
- China
- Prior art keywords
- mounting plate
- circular hole
- semicircular ring
- bar shaped
- shaped sliding
- 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.)
- Pending
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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
- B08B15/02—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area using chambers or hoods covering the area
- B08B15/023—Fume cabinets or cupboards, e.g. for laboratories
Abstract
The present invention provides a kind of adjustable vent cabinets of air quantity, including ventilation cabinet body and air hose, the inner cavity top of ventilation cabinet body is equipped with volume adjusting apparatus, volume adjusting apparatus includes mounting plate, the middle part of mounting plate, which is equipped with, adjusts circular hole, and two first adjusting components and second setting up and down are equipped in mounting plate and adjust component.Compared with prior art, the beneficial effects of the present invention are: overall structure is novel, using volume adjusting apparatus, is gradually reduced respectively by the first adjusting component and the second adjusting component to control air quantity, so that vent cabinet have wide applicability, and air quantity adjust get up it is convenient and efficient；The main body of volume adjusting apparatus is mounting plate, and mounting plate is connect by bolt with the inner cavity top for cabinet body of divulging information, so that volume adjusting apparatus is suitable for most of vent cabinets at present on the market, and without carrying out the variation in structure to existing vent cabinet on the market, dismount convenient and efficient, wide market.
Description
Technical field
The present invention relates to vent cabinet technical field more particularly to a kind of adjustable vent cabinets of air quantity.
Background technique
Laboratory during the test, along with a large amount of harmful substances, such as gas, steam, dust and suspended particulate
It generates, the health of testing crew is posed a serious threat, at this moment vent cabinet becomes the indispensable important peace in laboratory
One of full equipment, wherein the major function of vent cabinet is that experimenter is being done the various nocuousness volatilized when various reagents test
Outdoor is absolutely discharged by ventilation shaft in gas, creates a safe and healthy working environment for experimenter.Currently, existing
Vent cabinet in the process of running, it is difficult to regulating air volume according to actual needs.
Summary of the invention
To solve the above problems, facilitating adjusting air quantity the invention discloses a kind of adjustable vent cabinet of air quantity, have wide
General applicability.
In order to reach the goals above, the invention provides the following technical scheme:
The top of a kind of adjustable vent cabinet of air quantity, including ventilation cabinet body and air hose, the ventilation cabinet body is equipped with ventilation circular hole,
The end of the air hose is fitted at ventilation circular hole, it is characterised in that: the inner cavity top of the ventilation cabinet body is equipped with air quantity
Regulating device, the volume adjusting apparatus include horizontally disposed mounting plate, the middle part of the mounting plate and pair of ventilation circular hole
It answers to be equipped at position and adjusts circular hole, two first adjusting components and second setting up and down are equipped in mounting plate and adjust component；It is described
First adjusting component includes two the first semicircular ring choke plates being symmetrical set, and adjusts and offers two or so on the inner wall of circular hole
Symmetrically arranged first accommodating groove, the first semicircular ring choke plate are slidably disposed in the first accommodating groove, and the first half
The front end of annulus choke plate is equipped with first connecting rod, and it is sliding that the front inward of the mounting plate offers horizontally disposed first bar shaped
The front side of slot, mounting plate is equipped with horizontally disposed first bar shaped sliding rail, and the first bar shaped sliding slot is connected to the first accommodating groove, and
First connecting rod is slidably disposed in the first bar shaped sliding slot, and two first trolleies are fitted on the first bar shaped sliding rail,
And two first trolley connect respectively with two first connecting rods；The second adjusting component includes two the second semicircles being symmetrical set
Ring choke plate adjusts and offers two the second accommodating grooves being symmetrical set, the second semicircular ring choke on the inner wall of circular hole
Plate is slidably disposed in the second accommodating groove, and the front end of the second semicircular ring choke plate is equipped with second connecting rod, the mounting plate
Front inward offer horizontally disposed second bar shaped sliding slot, the front side of mounting plate is sliding equipped with horizontally disposed second bar shaped
Rail, the second bar shaped sliding slot are connected to the second accommodating groove, and second connecting rod is slidably disposed in the second bar shaped sliding slot, institute
It states and is fitted with two second trolleies on the second bar shaped sliding rail, and two second trolleies are connect with two second connecting rods respectively.
Further, the ventilation circular hole is identical with the aperture of circular hole is adjusted.
Further, hole of the outer diameter of the first semicircular ring choke plate and the second semicircular ring choke plate with adjusting circular hole
Diameter is identical.
Further, the internal diameter of the first semicircular ring choke plate is greater than the internal diameter with the second semicircular ring choke plate.
Further, the mounting plate is connect by bolt with the inner cavity top for cabinet body of divulging information.
Compared with prior art, it is novel that the beneficial effects of the present invention are: overall structures, using volume adjusting apparatus, point
It is not gradually reduced by the first adjusting component and the second adjusting component to control air quantity, so that vent cabinet has extensive be applicable in
Property, and air quantity adjust get up it is convenient and efficient；The main body of volume adjusting apparatus is mounting plate, and mounting plate passes through bolt and ventilation
The inner cavity top of cabinet body connects, so that volume adjusting apparatus is suitable for most of vent cabinets at present on the market, and is not necessarily to
Variation in structure is carried out to existing vent cabinet on the market, dismounts convenient and efficient, wide market.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the adjustable vent cabinet of air quantity of the present invention.
Fig. 2 is the structural schematic diagram of volume adjusting apparatus in a kind of adjustable vent cabinet of air quantity of the present invention.
Fig. 3 is the cross-sectional view of A-A ' in Fig. 2.
Fig. 4 is the cross-sectional view of B-B ' in Fig. 2
Fig. 5 is the schematic cross-section of Fig. 2.
Reference signs list:
1- ventilation cabinet body, 2- air hose, 3- ventilation circular hole, 4- mounting plate, 5- adjust circular hole,
6- the first semicircular ring choke plate, the first accommodating groove of 7-, 8- first connecting rod, 9- the first bar shaped sliding slot, the first bar shaped of 10- are sliding
Rail, the first trolley of 11-,
12- the second semicircular ring choke plate, the second accommodating groove of 13-, 14- second connecting rod, 15- the second bar shaped sliding slot, the second bar shaped of 16-
Sliding rail, the second trolley of 17-.
Specific embodiment
With reference to the accompanying drawings and detailed description, the present invention is furture elucidated, it should be understood that following specific embodiments are only
For illustrating the present invention rather than limiting the scope of the invention.It should be noted that word " preceding " used in the following description,
" rear ", "left", "right", "up" and "down" refer to that the direction in attached drawing, word "inner" and "outside" refer respectively to direction or remote
Direction from geometric center of specific component.
As shown, a kind of adjustable vent cabinet of air quantity, including ventilation cabinet body 1 and air hose 2, the top for cabinet body 1 of divulging information
Equipped with ventilation circular hole 3, the end of air hose 2 is fitted at ventilation circular hole 3, and the inner cavity top of ventilation cabinet body 1 is equipped with air quantity tune
Regulating device, volume adjusting apparatus include horizontally disposed mounting plate 4, the middle part of mounting plate 4 and the corresponding position of ventilation circular hole 3
Equipped with circular hole 5 is adjusted, it is equipped with two setting up and down first in mounting plate 4 and adjusts component and the second adjusting component；First adjusting group
Part includes two the first semicircular ring choke plates 6 being symmetrical set, and offers two on the inner wall of adjusting circular hole 5 and is symmetrical set
The first accommodating groove 7, the first semicircular ring choke plate 6 is slidably disposed in the first accommodating groove 7, and the first semicircular ring choke plate
6 front end is equipped with first connecting rod 8, and the front inward of mounting plate 4 offers horizontally disposed first bar shaped sliding slot 9, mounting plate 4
Front side is equipped with horizontally disposed first bar shaped sliding rail 10, and the first bar shaped sliding slot 9 is connected to the first accommodating groove 7, and first connecting rod 8 can
The setting of sliding is fitted with two first trolleies 11 in the first bar shaped sliding slot 9 on first bar shaped sliding rail 10, and two first is small
Vehicle 11 is connect with two first connecting rods 8 respectively；Second adjusting component includes two the second semicircular ring choke plates 12 being symmetrical set,
It adjusts and offers two the second accommodating grooves 13 being symmetrical set on the inner wall of circular hole 5, the second semicircular ring choke plate 12 is slidably
Setting 13 in the second accommodating groove, and the front end of the second semicircular ring choke plate 12 be equipped with second connecting rod 14, the front side of mounting plate 4
Horizontally disposed second bar shaped sliding slot 15 is inwardly offered, the front side of mounting plate 4 is equipped with horizontally disposed second bar shaped sliding rail 16,
Second bar shaped sliding slot 15 is connected to the second accommodating groove 13, and second connecting rod 14 is slidably disposed in the second bar shaped sliding slot 15,
Two second trolleies 17 are fitted on second bar shaped sliding rail 16, and two second trolleies are divided to 17 not connect with two second connecting rods 14.
In the present embodiment, ventilation circular hole 3 is identical with the aperture of circular hole 5 is adjusted.
In the present embodiment, the outer diameter of the first semicircular ring choke plate 6 and the second semicircular ring choke plate 12 with adjust circular hole 5
Aperture it is identical, the internal diameter of the first semicircular ring choke plate 6 is greater than and the internal diameter of the second semicircular ring choke plate 12.
The present invention is not in use, when being adjusted air quantity, the first semicircular ring choke plate 6 and the second semicircular ring choke plate
12 are completely disposed at respectively in the first accommodating groove 7 and the second accommodating groove 13, at this point, air quantity is in maximum rating；When needing to reduce
When air quantity, two the first trolleies 11 in control the first adjusting component are moved toward one another, and two first trolleies 11 drive two first semicircles
Ring choke plate 6 moves toward one another, and forms annulus, to reduce the through-hole aperture for adjusting circular hole 5, to realize the effect for reducing air quantity
Fruit；When needing to further decrease air quantity, two the second trolleies 17 in control the second adjusting component are moved toward one another, and two second is small
Vehicle 17 drives two second semicircular ring choke plates 12 to move toward one another, and forms annulus, to further decrease the through-hole for adjusting circular hole 5
Aperture, to realize the effect for further decreasing air quantity；Always on the whole, it passes sequentially through the first adjusting component and the second adjusting component can
Gradually control air quantity reduce so that vent cabinet have wide applicability, and air quantity adjust get up it is convenient and efficient.
In the present embodiment, mounting plate 4 is connect by bolt with the inner cavity top for cabinet body 1 of divulging information.So that air quantity adjusts dress
The most of vent cabinets being suitable at present on the market are set, and without carrying out the variation in structure to existing vent cabinet on the market,
Dismount convenient and efficient, wide market.
The technical means disclosed in the embodiments of the present invention is not limited only to technological means disclosed in above embodiment, further includes
Technical solution consisting of any combination of the above technical features.It should be pointed out that for those skilled in the art
For, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also considered as
Protection scope of the present invention.
Claims (5)
1. a kind of adjustable vent cabinet of air quantity, including divulge information cabinet body (1) and air hose (2), set at the top of the ventilation cabinet body (1)
Have ventilation circular hole (3), the end of the air hose (2) is fitted at ventilation circular hole (3), it is characterised in that: the vent cabinet
The inner cavity top of body (1) is equipped with volume adjusting apparatus, and the volume adjusting apparatus includes horizontally disposed mounting plate (4), described
The middle part of mounting plate (4) and the corresponding position of ventilation circular hole (3) are equipped with and adjust circular hole (5), and about two are equipped in mounting plate (4)
First be arranged adjusts component and second and adjusts component；
The first adjusting component includes two the first semicircular ring choke plates (6) being symmetrical set, and adjusts the inner wall of circular hole (5)
On offer two the first accommodating grooves (7) being symmetrical set, the first semicircular ring choke plate (6) is slidably disposed in
In one accommodating groove (7), and the front end of the first semicircular ring choke plate (6) is equipped with first connecting rod (8), the front side of the mounting plate (4)
Horizontally disposed first bar shaped sliding slot (9) is inwardly offered, the front side of mounting plate (4) is equipped with horizontally disposed first bar shaped sliding rail
(10), the first bar shaped sliding slot (9) is connected to the first accommodating groove (7), and first connecting rod (8) is slidably disposed in first
In shape sliding slot (9), two first trolleies (11), and two first trolleies (11) point are fitted on the first bar shaped sliding rail (10)
It is not connect with two first connecting rods (8)；
The second adjusting component includes two the second semicircular ring choke plates (12) being symmetrical set, and adjusts the interior of circular hole (5)
Two the second accommodating grooves (13) being symmetrical set are offered on wall, the second semicircular ring choke plate (12) is slidably arranged
In the second accommodating groove (13), and the front end of the second semicircular ring choke plate (12) is equipped with second connecting rod (14), the mounting plate (4)
Front inward offer horizontally disposed second bar shaped sliding slot (15), the front side of mounting plate (4) is equipped with horizontally disposed second
Bar shaped sliding rail (16), the second bar shaped sliding slot (15) are connected to the second accommodating groove (13), and second connecting rod (14) is slidable
Setting is fitted with two second trolleies (17), and two in the second bar shaped sliding slot (15) on the second bar shaped sliding rail (16)
Second trolley is divided to (17) not connect with two second connecting rods (14).
2. the adjustable vent cabinet of a kind of air quantity according to claim 1, it is characterised in that: the ventilation circular hole (3) and
The aperture for adjusting circular hole (5) is identical.
3. the adjustable vent cabinet of a kind of air quantity according to claim 2, it is characterised in that: the first semicircular ring choke
The outer diameter of plate (6) and the second semicircular ring choke plate (12) is identical as the aperture of circular hole (5) is adjusted.
4. the adjustable vent cabinet of a kind of air quantity according to claim 3, it is characterised in that: the first semicircular ring choke
The internal diameter of plate (6) is greater than and the internal diameter of the second semicircular ring choke plate (12).
5. the adjustable vent cabinet of a kind of air quantity according to claim 1, it is characterised in that: the mounting plate (4) passes through
Bolt is connect with the inner cavity top of ventilation cabinet body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811066824.3A CN109174892A (en) | 2018-09-13 | 2018-09-13 | A kind of adjustable vent cabinet of air quantity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811066824.3A CN109174892A (en) | 2018-09-13 | 2018-09-13 | A kind of adjustable vent cabinet of air quantity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109174892A true CN109174892A (en) | 2019-01-11 |
Family
ID=64910572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811066824.3A Pending CN109174892A (en) | 2018-09-13 | 2018-09-13 | A kind of adjustable vent cabinet of air quantity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109174892A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112246816A (en) * | 2020-09-25 | 2021-01-22 | 天长市高朋实验设备有限公司 | Laboratory is with many air flow channel switching formula fume chamber |
-
2018
- 2018-09-13 CN CN201811066824.3A patent/CN109174892A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112246816A (en) * | 2020-09-25 | 2021-01-22 | 天长市高朋实验设备有限公司 | Laboratory is with many air flow channel switching formula fume chamber |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190111 |