CN206520788U - A kind of air extractor - Google Patents
A kind of air extractor Download PDFInfo
- Publication number
- CN206520788U CN206520788U CN201621337891.0U CN201621337891U CN206520788U CN 206520788 U CN206520788 U CN 206520788U CN 201621337891 U CN201621337891 U CN 201621337891U CN 206520788 U CN206520788 U CN 206520788U
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- China
- Prior art keywords
- air inlet
- gas outlet
- barrier film
- actuator
- outlet
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Abstract
The utility model discloses a kind of air extractor, including two bearing supports and the actuator that is fixed between two bearing supports, and actuator has two output ends, and two output ends of actuator are each passed through two bearing supports and are connected with vacuum elements；Two bearing supports are respectively provided with a support plate, and two support plates are oppositely arranged, and the two ends of actuator are separately fixed on two support plates, and two output ends of actuator are each passed through two support plates and are connected with the vacuum elements；Relative on two support plates to be provided with locating slot, the two ends of actuator are distinguished in locating slot of the secure fit on two support plates.The actuator with two output ends is used in the utility model（Motor or drive motor）, and then actuator can drive two vacuum elements to be evacuated simultaneously, so as to improve pumping efficiency and sealing efficiency.
Description
Technical field
The utility model is related to the air extractor in the technical field of sealing machine, more particularly to a kind of sealing machine.
Background technology
Air extractor in existing sealing machine is only connected with a vacuum elements, and the speed vacuumized is relatively slow, is consumed
Time is long, and pumping efficiency is relatively low, and then can reduce sealing efficiency.
Utility model content
The purpose of this utility model, which is to provide, a kind of can improve the air extractor of pumping efficiency.
In order to solve the above technical problems, the utility model provides following technical scheme：
A kind of air extractor, including two bearing supports and the actuator that is fixed between two bearing supports, actuator have
Two output ends, two output ends of actuator are each passed through two bearing supports and are connected with vacuum elements；
Two bearing supports are respectively provided with a support plate, and two support plates are oppositely arranged, and the two ends of actuator are separately fixed at two
On individual support plate, two output ends of actuator are each passed through two support plates and are connected with the vacuum elements；
Relative on two support plates to be provided with locating slot, secure fit determining on two support plates is distinguished at the two ends of actuator
In the groove of position.
Further, the vacuum elements include runner, piston rod, platen and base, and runner is fixedly connected on the drive
The first end of the output end of moving part, runner and piston rod connects and piston rod can be driven to move back and forth, and platen is connected to piston rod
The second end, the bearing support also have with the integrally formed fulcrum bearing of the support plate, fulcrum bearing is arranged under support plate
Chute is equipped with side, each fulcrum bearing, platen is slided establishing and closed in chute, pump chamber is formed between platen and chute bottom, often
The lower end of individual fulcrum bearing is respectively equipped with the first air inlet and the first gas outlet, and the first air inlet and the first gas outlet are extended respectively to
The bottom of chute is simultaneously connected with chute, and fulcrum bearing is fixed on the base, is provided between fulcrum bearing and base on dottle pin, dottle pin
Provided with air inlet barrier film and outlet barrier film, base is provided with the second corresponding with the first air inlet and the first gas outlet respectively air inlet
Mouth and the second gas outlet, the second air inlet and the second gas outlet all extend to the side of base and form air inlet pipe and exhaust respectively
Pipe, air inlet membrane engagement is arranged between the first air inlet and the second air inlet, and outlet membrane engagement is arranged on the first gas outlet
And second between gas outlet；
When increasing pump chamber to the direction movement away from chute bottom when platen, outlet barrier film can block the first gas outlet,
Air inlet barrier film can get out of the way the first air inlet and the second air inlet and connect the first air inlet and the second air inlet simultaneously, so that gas
Body flows into pump chamber；When reducing pump chamber to the direction movement close to chute bottom when platen, air inlet barrier film can block the second air inlet
Mouthful, while outlet barrier film can get out of the way the first gas outlet and the second gas outlet and the first gas outlet is connected with the second gas outlet, with
Gas is set to be discharged out of pump chamber.
Further, the cross-sectional area of air inlet barrier film is less than the area of the first air inlet, and more than the face of the second air inlet
Product, the area of outlet barrier film is more than the area of the first gas outlet, and less than the area of the second gas outlet；
During the pump chamber increase, air inlet barrier film can move into the first air inlet and make the first air inlet and the second air inlet
Connection, while outlet barrier film can be covered on the first gas outlet；
When the pump chamber reduces, air inlet barrier film can be covered on the second air inlet, while outlet barrier film is into the second gas outlet
Move and the first gas outlet is connected with the second gas outlet.
Further, the first end of the piston rod is articulated on runner, and runner is deviateed in the articulated section of runner and piston rod
Center.
Further, the dottle pin is that two U-lags are provided with soft silicagel pad, dottle pin, and dottle pin is located at two U-lags
The part wrapped up forms the air inlet barrier film and outlet barrier film respectively.
Further, the bearing support also has two gussets, and two gussets are oppositely arranged in the fulcrum bearing, two muscle
Plate links into an integrated entity positioned at the both sides of the support plate and with support plate respectively.
Further, the lower end of the piston rod is provided with piston seat, and piston seat is fixed on the platen, piston seat and pressure
A sealing gasket is provided between disk, the week side of boss of sealing gasket and the inwall of the chute are fitted close.
The actuator (motor or drive motor) with two output ends is used in the utility model, and then is driven
Part can drive two vacuum elements to be evacuated simultaneously, so as to improve pumping efficiency and sealing efficiency.
Brief description of the drawings
A kind of overall structure figures of air extractor of Fig. 1；
Fig. 2 is Fig. 1 half sectional view；
Fig. 3 is the sectional view in another sections of Fig. 1；
Fig. 4 is a kind of structure chart of bearing support in air extractor；
Fig. 5 is a kind of structure chart of dottle pin in air extractor；
Fig. 6 is a kind of structure chart of base in air extractor.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that retouched
The embodiment stated is a part of embodiment of the utility model, rather than whole embodiments.
In the description of the technical program, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", "front", "rear",
The orientation or position relationship of the instruction such as "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer " is based on accompanying drawing institutes
The orientation or position relationship shown, is for only for ease of description the utility model and simplifies description, rather than indicate or imply and be signified
Device or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to this practicality
The limitation of novel protected scope, the utility model is described in further detail below in conjunction with the accompanying drawings.
A kind of air extractor, as depicted in figs. 1 and 2, including two bearing supports and the drive that is fixed between two bearing supports
Moving part 1, actuator can be motor or drive motor, and actuator 1 has two output ends, and two of actuator 1 are defeated
Go out end to be each passed through two bearing supports and be connected with vacuum elements, actuator can drive two vacuum elements to be evacuated simultaneously；
As depicted in figs. 1 and 2, two bearing supports are respectively provided with a support plate 21, and two support plates 21 are oppositely arranged, actuator
1 two ends are separately fixed on two support plates 21, two output ends of actuator 1 be each passed through two support plates 21 and with institute
State vacuum elements connection；
As depicted in figs. 1 and 2, relative on two support plates 21 to be provided with locating slot 211, the two ends of actuator 1 are fixed respectively
Coordinate in the locating slot 211 on two support plates 21.
The actuator (motor or drive motor) with two output ends, and then actuator are used in the present embodiment
Two vacuum elements can be driven to be evacuated simultaneously, so as to improve pumping efficiency and sealing efficiency.
Actuator can be fixed by setting bearing support for the present embodiment, be set by relative on two support plates
There is locating slot, the two ends of actuator can reliably be fixed, it is to avoid motor shakes in the course of the work, it is ensured that pumping
The stability of component action, improves the accuracy of sealing.
On the basis of above-described embodiment, as depicted in figs. 1 and 2, the vacuum elements include runner 31, piston rod 32,
Platen 33 and base 34, runner 31 are fixedly connected on the output end of the actuator 1, and the first end of runner 31 and piston rod 32 connects
Connect and piston rod 32 can be driven to move back and forth, platen 33 is connected to the second end of piston rod 32, the bearing support also has and institute
The integrally formed fulcrum bearing 22 of support plate 21 is stated, fulcrum bearing 22 is arranged in the lower section of support plate 21, each fulcrum bearing 22 and is all provided with
Have a chute 225, platen 33 is slided establishing and closed in chute 225, and pump chamber is formed between platen 33 and the bottom of chute 225, with reference to Fig. 4 and
Shown in 5, the lower end of each fulcrum bearing 22 is respectively equipped with the first air inlet 221 and the first gas outlet 222, the He of the first air inlet 221
First gas outlet 222 extends respectively to the bottom of chute 225 and connected with chute 225, and fulcrum bearing 22 is fixed on the base 34
On, with reference to shown in Fig. 6, be provided with dottle pin 35 between fulcrum bearing 22 and base 34, dottle pin 35 provided with air inlet barrier film 351 and outlet every
Film 352, with reference to shown in Fig. 3, base 34 is provided with respectively corresponding with the first air inlet 221 and the first gas outlet 222 second
The gas outlet 343 of air inlet 342 and second, the second air inlet 342 and the second gas outlet 343 all extend to the side of base 34 and divided
Not Xing Cheng air inlet pipe 346 and blast pipe 347, air inlet barrier film 351 is equipped with the first air inlet 221 and the second air inlet 342
Between, outlet barrier film 352 is equipped between the first gas outlet 222 and the second gas outlet 343；
As shown in Figure 4 and Figure 5, when platen 33 to away from the bottom of chute 225 direction movement increase pump chamber when, outlet every
Film 352 can block the first gas outlet 222, while air inlet barrier film 351 can get out of the way the first air inlet 221 and the second air inlet 342 simultaneously
The first air inlet 221 is set to be connected with the second air inlet 342, so that gas flows into pump chamber；
As shown in Figure 4 and Figure 5, when reducing pump chamber to the direction movement close to the bottom of chute 225 when platen 33, air bound is entered
Film 351 can block the second air inlet 342, while outlet barrier film 352 can get out of the way the first gas outlet 222 and the second gas outlet 343 simultaneously
The first gas outlet 222 is set to be connected with the second gas outlet 343, so that gas is discharged out of pump chamber.
On the basis of above-described embodiment, as shown in Figure 4 and Figure 5, the cross-sectional area of air inlet barrier film 351 is less than the first air inlet
The area of mouth 221, and more than the area of the second air inlet 342, the area of outlet barrier film 352 is more than the face of the first gas outlet 222
Product, and less than the area of the second gas outlet 343；
As shown in Figure 4 and Figure 5, during the pump chamber increase, by outer interior pressure difference, air inlet barrier film 351 can enter to first
Moved in gas port 221 and the first air inlet 221 is connected with the second air inlet 342, so that gas is pumped into pump chamber, while outlet
Barrier film 352 can be covered on the first gas outlet 222；
As shown in Figure 4 and Figure 5, when the pump chamber reduces, by inside and outside pressure difference, air inlet barrier film 351 can cover second
On air inlet 342, while outlet barrier film 352 moves into the second gas outlet 343 and makes the first gas outlet 222 and the second gas outlet
343 connections, so that pump intracavity gas be discharged.
On the basis of above-described embodiment, as shown in Fig. 2 the first end of the piston rod 32 is articulated on runner 31, turn
Deviate the center of runner 31 in the articulated section of wheel 31 and piston rod 32.
On the basis of above-described embodiment, as shown in Figure 4 and Figure 5, the dottle pin 35 is on soft silicagel pad, dottle pin 35
Two U-lags 353 are provided with, dottle pin 35 forms the He of air inlet barrier film 351 respectively positioned at the part that two U-lags 353 are wrapped up
Outlet barrier film 352.
On the basis of above-described embodiment, as shown in figure 1, the bearing support also has two gussets 23, two gussets 23
It is oppositely arranged in the fulcrum bearing 22, two gussets 23 are connected into positioned at the both sides of the support plate 21 and with support plate 21 respectively
One.
On the basis of above-described embodiment, as shown in Fig. 2 the lower end of the piston rod 32 is provided with piston seat 321, piston seat
321 are fixed on the platen 33, and a sealing gasket 36, the week side of boss of sealing gasket 36 and institute are provided between piston seat 321 and platen 33
The inwall for stating chute 225 is fitted close.
Various embodiments above is only to illustrate the technical solution of the utility model, but the utility model is not limited to this reality
Mode is applied, in the knowledge that person of ordinary skill in the field possesses, the utility model objective is not being departed from
Under the premise of, it can also make a variety of changes.Person of ordinary skill in the field is from above-mentioned design, without creativeness
Work, made a variety of conversion are all fallen within protection domain of the present utility model.
Claims (7)
1. a kind of air extractor, it is characterised in that including two bearing supports and the actuator being fixed between two bearing supports, drives
Moving part has two output ends, and two output ends of actuator are each passed through two bearing supports and are connected with vacuum elements；
Two bearing supports are respectively provided with a support plate, and two support plates are oppositely arranged, and the two ends of actuator are separately fixed at two branch
On board, two output ends of actuator are each passed through two support plates and are connected with the vacuum elements；
Relative on two support plates to be provided with locating slot, locating slot of the secure fit on two support plates is distinguished at the two ends of actuator
In.
2. a kind of air extractor according to claim 1, it is characterised in that the vacuum elements include runner, piston rod,
Platen and base, runner are fixedly connected on the output end of the actuator, and the first end connection of runner and piston rod can simultaneously drive
Piston rod is moved back and forth, and platen is connected to the second end of piston rod, and the bearing support also has to be integrally formed with the support plate
Fulcrum bearing, fulcrum bearing, which is arranged in the lower section of support plate, each fulcrum bearing, is equipped with chute, platen slide establishing close in chute
In, pump chamber is formed between platen and chute bottom, the lower end of each fulcrum bearing is respectively equipped with the first air inlet and the first gas outlet,
First air inlet and the first gas outlet extend respectively to the bottom of chute and connected with chute, and fulcrum bearing is fixed on the base
On, dottle pin is provided between fulcrum bearing and base, dottle pin is provided with air inlet barrier film and outlet barrier film, and base is provided with respectively with first
The second corresponding air inlet of air inlet and the first gas outlet and the second gas outlet, the second air inlet and the second gas outlet extend
Air inlet pipe and blast pipe are formed to the side of base and respectively, and air inlet membrane engagement is arranged on the first air inlet and the second air inlet
Between, outlet membrane engagement is arranged between the first gas outlet and the second gas outlet；
When increasing pump chamber to the direction movement away from chute bottom when platen, outlet barrier film can block the first gas outlet, simultaneously
Air inlet barrier film can get out of the way the first air inlet and the second air inlet and connect the first air inlet and the second air inlet, so that gas stream
Enter pump chamber；
When reducing pump chamber to the direction movement close to chute bottom when platen, air inlet barrier film can block the second air inlet, simultaneously
Outlet barrier film can get out of the way the first gas outlet and the second gas outlet and the first gas outlet is connected with the second gas outlet so that gas from
Discharged in pump chamber.
3. a kind of air extractor according to claim 2, it is characterised in that the cross-sectional area of air inlet barrier film enters less than first
The area of gas port, and more than the area of the second air inlet, the area of outlet barrier film is more than the area of the first gas outlet, and less than the
The area of two gas outlets；
During the pump chamber increase, air inlet barrier film can move into the first air inlet and make the first air inlet and the second air inlet company
It is logical, while outlet barrier film can be covered on the first gas outlet；
When the pump chamber reduces, air inlet barrier film can be covered on the second air inlet, while outlet barrier film is moved into the second gas outlet
And the first gas outlet is connected with the second gas outlet.
4. a kind of air extractor according to claim 2, it is characterised in that the first end of the piston rod is articulated in runner
On, the center of runner is deviateed in the articulated section of runner and piston rod.
5. a kind of air extractor according to claim 2, it is characterised in that the dottle pin is soft silicagel pad, dottle pin
On be provided with two U-lags, dottle pin is located at the part that two U-lags are wrapped up and forms the air inlet barrier film and outlet barrier film respectively.
6. a kind of air extractor according to claim 2, it is characterised in that the bearing support also has two gussets, two
Individual gusset is oppositely arranged in the fulcrum bearing, and two gussets positioned at the both sides of the support plate and connect into one with support plate respectively
Body.
7. a kind of air extractor according to claim 2, it is characterised in that the lower end of the piston rod is provided with piston seat,
Piston seat is fixed on the platen, and a sealing gasket, the week side of boss of sealing gasket and the chute are provided between piston seat and platen
Inwall is fitted close.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621337891.0U CN206520788U (en) | 2016-12-07 | 2016-12-07 | A kind of air extractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621337891.0U CN206520788U (en) | 2016-12-07 | 2016-12-07 | A kind of air extractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206520788U true CN206520788U (en) | 2017-09-26 |
Family
ID=59887853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621337891.0U Expired - Fee Related CN206520788U (en) | 2016-12-07 | 2016-12-07 | A kind of air extractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206520788U (en) |
-
2016
- 2016-12-07 CN CN201621337891.0U patent/CN206520788U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170926 Termination date: 20191207 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |