CN209647172U - The front-end architecture of use for laboratory suction ventilator - Google Patents
The front-end architecture of use for laboratory suction ventilator Download PDFInfo
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- CN209647172U CN209647172U CN201920150226.8U CN201920150226U CN209647172U CN 209647172 U CN209647172 U CN 209647172U CN 201920150226 U CN201920150226 U CN 201920150226U CN 209647172 U CN209647172 U CN 209647172U
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- suction ventilator
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Abstract
The utility model relates to a kind of front-end architectures of use for laboratory suction ventilator, it includes sequentially connected standpipe, the first tube and the second tube, second tube is provided with cover bowl far from one end of the first tube, adapter is provided between standpipe, the first tube, the second tube and cover bowl, adapter includes shell one, shell two and fixation kit, it is rotatablely connected between shell one and shell two, standpipe, the first tube, the second tube are vertical with the pivot center between shell one and shell two, and fixation kit is connected between shell one and shell two.The utility model has the effect of that staff is facilitated to take.
Description
Technical field
The utility model relates to a kind of technical fields of use for laboratory suction ventilator, more particularly, to a kind of use for laboratory air draught
The front-end architecture of machine.
Background technique
It tests in indoor some experimentations, it usually needs it continues for some time, and during sustained response,
Some ingredients being harmful to the human body may be discharged, to make in chemical reaction process by the way that suction ventilator is arranged in laboratory
The pernicious gas of generation is absorbed, to reduce the work influence to experiment indoor occupant.
The front end of suction ventilator in the prior art, including a corrugated flexible hose, need in use, by the end of corrugated hose
It is buckled on the vessel of experiment, the gas for the generation that then reacts in vessel is siphoned away quickly through corrugated flexible hose, to reach drop
The effect of the low indoor pernicious gas of experiment.
But in such structure when not in use in vertical state due to corrugated flexible hose, compare during taking next time
It is more inconvenient.
Utility model content
The purpose of the utility model is to provide a kind of front-end architectures of use for laboratory suction ventilator, have and facilitate staff
The effect taken.
The foregoing invention purpose of the utility model has the technical scheme that
A kind of front-end architecture of use for laboratory suction ventilator, including sequentially connected standpipe, the first tube and the second tube, institute
It states the second tube and one end of the first tube is provided with cover bowl, be respectively provided between standpipe, the first tube, the second tube and cover bowl
There is adapter, adapter includes shell one, shell two and fixation kit, is rotatablely connected between shell one and shell two, standpipe,
One tube, the second tube are vertical with the pivot center between shell one and shell two, and fixation kit is connected to shell one and shell
Between two.
By using above-mentioned technical proposal, in use, experiment tables are provided below it, the upper surface of tables is placed anti-
The vessel answered, staff take cover bowl, move downward cover bowl, rotate the first tube by adapter relative to standpipe,
Second tube is rotated relative to the first tube by adapter, to make cover bowl downward motion, when cover bowl reaches the upper table of tables
When face, the vessel of reaction are located in cover bowl, and when suction ventilator works, the pernicious gas generated in vessel is drawn into suction by suction ventilator
In blower, and after use, fixation kit is squeezed into shell one and shell two, cover bowl is made to be maintained at any position in top of tables
It sets, to facilitate take the next time of staff.
The utility model is further arranged to: the fixation kit includes screw rod, nut and nut, the center line of screw rod with
The rotary centerline of shell one and shell two is overlapped, and nut is fixed on shell one, and screw rod passes through shell two and nut thread connects
It connects, nut is fixed on the one end of screw rod far from nut and is extruded on shell two.
By using above-mentioned technical proposal, screw rod and nut rotate simultaneously, and screw rod is provided with nut far from one end of nut,
When screw rod is rotated relative to nut, reduce the distance between shell one and shell two, and shell one and shell two squeeze relatively
Pressure, to keep shell one and shell two relatively fixed, makes cover bowl be fixed on the top of tables.
The utility model is further arranged to: the end face that the shell one is contacted with shell two is provided with flange one, flange
One is annular, and the center line of flange is overlapped with the rotary centerline of shell one and shell two, and shell two is contacted with shell one
Flange two is provided on end face, two sets of flange on flange one.
By using above-mentioned technical proposal, after flange one, flange two connect together relatively, between shell one and shell two
Make its relative rotation by flange one and flange two, and in use, when unclamping screw rod, can reduce shell one and shell
After frictional force between body two, staff can more easily move cover bowl and further facilitate without being moved down by gravity
Cover bowl is taken.
The utility model is further arranged to: being provided with anti-skid chequer in the side wall circumferential direction of the nut side.
By using above-mentioned technical proposal, the anti-skid chequer being arranged on the outside side wall of nut, staff is in rotating screw cap
When reduce the extruding force that applies to nut, facilitate staff's rotating screw cap.
The utility model is further arranged to: the cover bowl is made of rubber material.
By using above-mentioned technical proposal, cover bowl is arranged to rubber material, and the lower edge for covering bowl can cover on tables, and rubber
The cover bowl of glue material not will cause the damage of vessel when staff accidentally collides with vessel.
The utility model is further arranged to: the cover bowl is made of transparent material.
By using above-mentioned technical proposal, cover bowl is made of transparent material, and transparent cover bowl facilitates staff saturating
Cross the material reaction state in the vessel in cover bowl observation cover bowl.
The utility model is further arranged to: valve is provided on second tube, valve is butterfly valve.
By using above-mentioned technical proposal, it is provided with valve on the second tube, when the closing of valve, valve cutting second
The channel of tube avoids when not in use, and other impurity are sucked in suction ventilator.
The utility model is further arranged to: the cover bowl including multiple parallel connections, and two cover bowls respectively correspond one group of successively phase
Standpipe, the first tube and the second tube even.
By using above-mentioned technical proposal, the cover bowl that multiple parallel connections are connected on the same suction ventilator can facilitate work people
Member places the vessel of two reactions in the top of the same tables, facilitates the use of staff.
In conclusion the advantageous effects of the utility model are as follows:
1. being rotated relative to standpipe by adapter by the first tube, the second tube passes through switching relative to the first tube
Head rotation, to make cover bowl downward motion, when cover bowl reaches the upper surface of tables, the vessel of reaction are located in cover bowl, are inhaled
When blower works, the pernicious gas generated in vessel is drawn into suction ventilator by suction ventilator, and after use, fixation kit is squeezed
Pressure shell body one and shell two make cover bowl be maintained at the top any position of tables, to facilitate take the next time of staff；
2. by flange one, flange two is opposite connect together after, by flange one and convex between shell one and shell two
Edge two makes its relative rotation, and in use, when unclamping screw rod, can reduce the friction between shell one and shell two
After power, staff can more easily move cover bowl, without being moved down by gravity, further facilitate taking for cover bowl；
3. staff can be facilitated in the same tables by the cover bowl for connecting multiple parallel connections on the same suction ventilator
Top, while place two reaction vessel, facilitate the use of staff.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the mounting structure schematic diagram of valve；
Fig. 3 is the structural schematic diagram of adapter.
In figure, 1, cover bowl；2, tables；3, standpipe；4, the first tube；5, the second tube；6, cavity；7, adapter；71, shell
Body one；72, shell two；73, flange one；74, flange two；75, fixation kit；751, screw rod；752, nut；753, nut；
754, anti-skid chequer；8, valve.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
It is a kind of front-end architecture of use for laboratory suction ventilator disclosed by the utility model with reference to Fig. 1, including at least two set
Independent cover bowl 1 is set, tables 2 are set in the lower section of cover bowl 1, the upper surface water of tables 2 is flat and smooth, in the upper surface of tables 2
For placing the vessel for filling the article of chemical reaction, cover bowl 1 is transparent rubber material, and cover bowl 1 covers on vessel, cover bowl 1
It is connected by more piece pipe device with suction ventilator, so that the gas generated in vessel can be absorbed by suction ventilator, reduction has
Evil gas enters in laboratory.
With reference to Fig. 1, more piece pipe device includes standpipe 3, the first tube 4 and the second tube 5, and standpipe 3 is vertical and is rotatablely connected
There is cavity 6, the cavity inside cavity 6 is passed into the air inlet of suction ventilator, standpipe 3, the first tube 4 and the second tube 5, cover bowl 1
Be sequentially connected, and between standpipe 3 and the first tube 4, between the first tube 4 and the second tube 5, the second tube 5 and cover bowl 1 it
Between be provided with adapter 7.In conjunction with Fig. 2, adapter 7 includes shell 1 and shell 2 72, and shell 1 and shell 2 72 are distinguished
End for the standpipe 3 at 7 both ends of connecting adapter, the first tube 4, the second tube 5 or cover bowl 1.It is arranged on the second tube 5
There is valve 8, valve 8 is butterfly valve, and the open and close of valve 8 can be such that the channel of the second tube 5 closes, prevent cover bowl 1 from not making
Used time, sundries enter in cover bowl 1.
With reference to Fig. 3, shell 1 is connected to 2 72 inside of shell, and the contact surface on shell 1 with shell 2 72
On be provided with flange 1, flange 1 is annular, flange 2 74 is provided on shell 2 72,2 74 sets of flange in flange one
On 73, and flange 2 74 be fixed on shell 2 72 on one 71 contact surface of shell, between shell 1 and shell 2 72
By the connection of flange 1 and flange 2 74, make to relatively rotate between shell 1 and shell 2 72, and shell 1
Pivot center between shell 2 72 is vertical with standpipe 3, the first tube 4 and the second tube 5, to enable cover bowl 1 vertical
It is moved up and down under the action of pipe 3, the first tube 4 and the second tube 5, fixed group is provided between shell 1 and shell 2 72
Part 75, fixation kit 75 can make the frictional force between shell 1 and shell 2 72 be remained above cover bowl 1 and the first tube 4,
The gravity of second tube 5.
Referring to figs. 2 and 3, fixation kit 75 include screw rod 751, nut 752 and nut 753, the center line of screw rod 751 with
The rotary centerline of shell 1 and shell 2 72 is overlapped, and nut 753 is fixed on shell 1, and screw rod 751 passes through shell two
72 are threadedly coupled with nut 753, and nut 752 is fixed on the one end of screw rod 751 far from nut 753 and is extruded on shell 2 72,
Anti-skid chequer 754 is offered on the outside side wall of nut 752, facilitates staff's rotating screw cap 752.
The embodiment of present embodiment is the preferred embodiment of the utility model, and not limitation is originally practical new according to this
The protection scope of type, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by practical
Within novel protection scope.
Claims (8)
1. a kind of front-end architecture of use for laboratory suction ventilator, it is characterised in that: including sequentially connected standpipe (3), the first tube
(4) with the second tube (5), second tube (5) is provided with cover bowl (1) far from the one end of the first tube (4), standpipe (3), the
Be provided with adapter (7) between one tube (4), the second tube (5) and cover bowl (1), adapter (7) include shell one (71),
Shell two (72) and fixation kit (75), are rotatablely connected between shell one (71) and shell two (72), standpipe (3), the first tube
(4), the second tube (5) is vertical with the pivot center between shell one (71) and shell two (72), and fixation kit (75) is connected to
Between shell one (71) and shell two (72).
2. the front-end architecture of use for laboratory suction ventilator according to claim 1, it is characterised in that: the fixation kit (75)
Including screw rod (751), nut (752) and nut (753), the center line and shell one (71) and shell two (72) of screw rod (751)
Rotary centerline be overlapped, nut (753) is fixed on shell one (71), and screw rod (751) passes through shell two (72) and nut
(753) it is threadedly coupled, nut (752) is fixed on the one end of screw rod (751) far from nut (753) and is extruded in shell two (72)
On.
3. the front-end architecture of use for laboratory suction ventilator according to claim 2, it is characterised in that: the shell one (71) with
The end face of shell two (72) contact is provided with flange one (73), and flange one (73) is annular, and the center line of flange and shell one
(71) it is overlapped with the rotary centerline of shell two (72), is provided with flange on the end face that shell two (72) is contacted with shell one (71)
Two (74), flange two (74) cover on flange one (73).
4. the front-end architecture of use for laboratory suction ventilator according to claim 3, it is characterised in that: the nut (752) is outside
Anti-skid chequer (754) are provided in the side wall circumferential direction of side.
5. the front-end architecture of use for laboratory suction ventilator according to claim 1, it is characterised in that: the cover bowl (1) is rubber
Made of glue material.
6. the front-end architecture of use for laboratory suction ventilator according to claim 1, it is characterised in that: the cover bowl (1) is
Made of bright material.
7. the front-end architecture of use for laboratory suction ventilator according to claim 1, it is characterised in that: second tube (5)
On be provided with valve (8), valve (8) be butterfly valve.
8. the front-end architecture of -7 any use for laboratory suction ventilators according to claim 1, it is characterised in that: including it is multiple simultaneously
The cover bowl (1) of connection, two cover bowls (1) respectively correspond one group of standpipe being sequentially connected (3), the first tube (4) and the second tube
(5)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920150226.8U CN209647172U (en) | 2019-01-28 | 2019-01-28 | The front-end architecture of use for laboratory suction ventilator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920150226.8U CN209647172U (en) | 2019-01-28 | 2019-01-28 | The front-end architecture of use for laboratory suction ventilator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209647172U true CN209647172U (en) | 2019-11-19 |
Family
ID=68523096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920150226.8U Active CN209647172U (en) | 2019-01-28 | 2019-01-28 | The front-end architecture of use for laboratory suction ventilator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209647172U (en) |
-
2019
- 2019-01-28 CN CN201920150226.8U patent/CN209647172U/en active Active
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