CN205578778U - Multichannel distributing device with flow control function - Google Patents
Multichannel distributing device with flow control function Download PDFInfo
- Publication number
- CN205578778U CN205578778U CN201620345458.5U CN201620345458U CN205578778U CN 205578778 U CN205578778 U CN 205578778U CN 201620345458 U CN201620345458 U CN 201620345458U CN 205578778 U CN205578778 U CN 205578778U
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- CN
- China
- Prior art keywords
- hole
- fixed block
- pressure strip
- distributing device
- pneumatic panel
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a multichannel distributing device with flow control function, its include pneumatic panel and with the fixed laminating of pneumatic panel fixed block together, last the opening of pneumatic panel has a mounting hole, mounting hole department is fixed with air supply joint, division there is annular air guide groove the pneumatic panel front side in mounting hole place circumference department, the laminating of fixed block rear side is in the pneumatic panel front side, and the fixed block is opened on the circumference that corresponds with annular air guide groove has a plurality of air vent, be equipped with flow control valve in the air vent. The utility model provides a be suitable for integrate service environment, miniaturized have a flow control function multichannel distributing device, its structure intensification, small, low in manufacturing cost can effectively reduce the experiment cost.
Description
Technical field
This utility model relates to a kind of multichannel air distributing device with flow regulating function.
Background technology
Laboratory is in using gas process, through being commonly encountered the situation that multichannel gas of the same race uses simultaneously, and needs to control each leading to
Road gas flow rate, although the air distributing device of prior art can realize multichannel gas of the same race and use simultaneously, but due to prior art
Air distributing device structure is complicated, bulky, it is loaded down with trivial details to install, it is higher to manufacture use cost, is not suitable for integrated environment and small-sized
The use of change equipment.Therefore design and a kind of be suitable for integrated use environment, the miniaturization manifold with flow regulating function
Road air distributing device just has a great economic significance.
Utility model content
The purpose of this utility model is to provide a kind of being suitable for integrated use environment, miniaturization to have flow regulating function
Multichannel air distributing device.
Solving above-mentioned technical problem, this utility model takes techniques below scheme to be achieved:
A kind of multichannel air distributing device with flow regulating function, is characterized in that: include pneumatic panel and patch fixing with pneumatic panel
The fixed block being combined, pneumatic panel has an installing hole, is fixed with air connector at installing hole, is installing on front side of pneumatic panel
Ring-shaped gas-guiding trench is had at the circumference of place, hole；
Being fitted on rear side of fixed block on front side of pneumatic panel, fixed block has several passages on the circumference corresponding with ring-shaped gas-guiding trench,
It is provided with flow control valve in described passage.
As a kind of improvement of the present utility model, on front side of described fixed block, it is provided with thermal desorption pipe fixing device.
As a kind of embodiment of the present utility model, thermal desorption pipe fixing device includes the pressure strip being located on front side of fixed block, compresses
Plate can not rotate against with fixed block, and pressure strip is having venthole with passage correspondence position, and passage is provided with in pressure strip side
Annular groove, annular groove is provided with seal for pipe joints circle, has tapped through hole in the middle part of fixed block, is leading to screw thread on rear side of pressure strip
Corresponding position, hole fixed bearing has a screw rod, and screw rod can rotate freely relative to pressure strip but can not move axially, and screw rod leads to screw thread
Hole is threaded makes pressure strip fit with fixed block, and pneumatic panel is having through hole with tapped through hole corresponding position, and a rotating shaft is fixed on
On rear side of screw rod and through through hole exposed outside.
As a kind of improvement of the present utility model, described rotating shaft is provided with the position limiting structure of direction of rotation on naked section.
As a kind of embodiment of the present utility model, described position limiting structure is included in pneumatic panel through hole and stretches out one and be enclosed within rotating shaft
Sleeve pipe, set tube wall has a breach at circumferencial direction, and it is spacing that rotating shaft is fixed with a radial direction matched with breach in indentation, there
Pin.
As a kind of improvement of the present utility model, described rotating shaft is by the slot being fixed on rear side of screw rod and is enclosed in sleeve pipe
Latch forms.
The embodiment recommended as this utility model, described latch is made up of big footpath section and path section, its big footpath section quilt cover
In sleeve pipe, path section match with slot, slot is cased with compression spring.
As a kind of improvement of the present utility model, the through hole on described pneumatic panel is screwed hole, and sleeve pipe is provided with external screw thread and screw thread connects
It is connected in through hole, outside sleeve pipe, is cased with an Anti-slip nut.
As a kind of embodiment of utility model, described screw rod can rotate freely relative to pressure strip but can not move axially concrete
Structure is: pressure strip is having dead eye with screw rod correspondence position, is provided with a flange bearing, is provided with spiral shell on front side of screw rod in dead eye
Pit, a bolt passes from front to back and is bearing on flange bearing, and bolt rear end is connected with screw threaded aperture.
As a kind of embodiment of utility model, the concrete structure that described pressure strip and fixed block can not rotate against is: pressure strip
Being provided with several alignment pins on the outer end circumference of fixed block side, fixed block is having hole, location, alignment pin with alignment pin corresponding position
Be inserted into location hole in so that pressure strip can not rotate against with fixed block.
As a kind of embodiment of utility model, the concrete structure of described flow control valve is: the valve body of flow control valve is ventilation
Hole, passage is circular shape hole, and the big end of shoulder hole is positioned at pressure strip side and is provided with female thread, the needle of flow control valve be with
The cylindrical multidiameter that shoulder hole matches, the big end of multidiameter is provided with external screw thread and is provided with axial flow-guiding channel at periphery, leading
Circulation road is the axial incisal plane on multidiameter big end cylindrical, and remaining end segment of multidiameter is truncated cone.
As a kind of improvement of the present utility model, pneumatic panel has sealed groove in the inner side and outer side of ring-shaped gas-guiding trench, close
It is provided with sealing ring in envelope groove.
Compared with prior art, this utility model has a following beneficial effect:
This utility model provides a kind of being suitable for integrated use environment, miniaturization to be had flow regulating function multichannel and joins
Device of air, its structure is intensive, volume is little, low cost of manufacture, can effectively reduce experimental cost.
Accompanying drawing explanation
Fig. 1 is explosive view of the present utility model；
Fig. 2 is the schematic perspective view of this utility model pneumatic panel；
Fig. 3 is the schematic perspective view of this utility model fixed block；
Fig. 4 is the sectional view of Fig. 3；
Fig. 5 is the schematic perspective view of this utility model needle；
Fig. 6 is the schematic perspective view of this utility model rotating shaft.
In figure: 1-pneumatic panel, 11-installing hole, 12-air slot, 13-through hole, 14-sealed groove, 2-fixed block, 21-leads to
Pore, the big end of 211-shoulder hole, 22-axis hole, 23-tapped through hole, 24-positions hole, 25-multidiameter, the big end of 251-multidiameter,
The axial incisal plane of 252-, 253-truncated cone, 3-pressure strip, 31-venthole, 32-dead eye, 33-alignment pin, 4-pipeline is close
Seal, 5-screw rod, 51-screwed hole, 6-rotating shaft, 61-spacer pin, 62-slot, 63-latch, 64-handle, 7-sleeve pipe, 71-
Breach, 8-compression spring, 9-Anti-slip nut, 10-air connector, 20-flange bearing, 30-bolt.
Detailed description of the invention
By embodiment, the utility model is described in further detail below in conjunction with the accompanying drawings.
The multichannel air distributing device with flow regulating function as shown in Figures 1 to 6 is embodiment of the present utility model, and it includes
Pneumatic panel 1 and the fixed block 2 that fit together fixing with pneumatic panel 1, pneumatic panel 1 has an installing hole 11, installing hole
It is fixed with air connector 10 at 11, on front side of pneumatic panel, at the circumference of installing hole 11 place, has ring-shaped gas-guiding trench 12；After fixed block
Side is fitted on front side of pneumatic panel, and fixed block 2 has several passages 21, institute on the circumference corresponding with ring-shaped gas-guiding trench 12
It is provided with flow control valve in stating passage 21.Flow is shunted by this utility model by the passage on fixed block, and utilizes
Flow control valve in passage carries out flow-control, thus reaches the multichannel distribution effect of regulating flow quantity.
On the basis of the above, the present embodiment makees following improvement, is provided with thermal desorption pipe fixing device, thermal desorption Guan Gu on front side of fixed block
Determining the pressure strip 3 that device includes being located on front side of fixed block, pressure strip 3 can not rotate against with fixed block 2, pressure strip 3 with
Passage 21 correspondence position has venthole 31, and passage 21 is provided with annular groove 22 in pressure strip side, on annular groove 22
It is provided with seal for pipe joints circle 4, in the middle part of fixed block, has tapped through hole 23, at fixing with tapped through hole 23 corresponding position on rear side of pressure strip
Having held a screw rod 5, screw rod 5 can rotate freely relative to pressure strip but can not move axially, screw rod 5 and tapped through hole 23 screw thread
Connecting makes pressure strip 3 fit with fixed block 2, and pneumatic panel 1 is having through hole 13, a rotating shaft 6 with tapped through hole 23 corresponding position
Being fixed on rear side of screw rod and exposed outside through through hole 13, rotating shaft rear end is provided with handle 64, facilitates rotating shaft；Wherein screw rod 5
The concrete structure that can rotate freely relative to pressure strip but can not move axially is: pressure strip 3 is having with screw rod 5 correspondence position
Dead eye 32, is provided with a flange bearing 20 in dead eye 32, be provided with screwed hole 51 on front side of screw rod, and a bolt 30 is from front to back
Passing and be bearing on flange bearing 20, bolt rear end is connected with screw threaded aperture 51；Pressure strip 3 can not phase with fixed block 2
To the concrete structure rotated it is: pressure strip 3 is provided with several alignment pins 33 on the outer end circumference of fixed block side, and fixed block 2 exists
Hole 24, location is had, so that pressure strip and fixed block in alignment pin 33 is inserted into hole 24, location with alignment pin 33 corresponding position
Can not rotate against.The laminating of pressure strip and fixed block can be realized by rotary screw and separate, and air distributing device makes actual
Used time, thermal desorption pipe is inserted at venthole, and before plug-in mounting thermal desorption pipe, rotary screw makes pressure strip and fixed block have necessarily
Gap, thermal desorption pipe be inserted in venthole and be pressed on seal for pipe joints circle, then contra rotating screw make pressure strip with
Fixed block fits tightly, thus completes thermal desorption pipe and fix.
On the basis of the above, in this enforcement, in order to limit the anglec of rotation of screw rod, rotating shaft 6 is provided with direction of rotation on naked section
Position limiting structure.Wherein position limiting structure is included at pneumatic panel through hole 13 and stretches out a sleeve pipe 7 being enclosed within rotating shaft 6, and sleeve pipe 7 is managed
Having a breach 71 at circumferencial direction on wall, rotating shaft 6 is fixed with a radial direction spacer pin matched with breach 71 at breach 71
61.The size of the rotating shaft anglec of rotation depends on the size of breach radian, thus limits the anglec of rotation of screw rod, it is to avoid excessively rotate.
For easy accessibility, rotating shaft is set to split-type structural, described rotating shaft 6 by the slot 62 being fixed on rear side of screw rod and
The latch 63 being enclosed in sleeve pipe forms, and latch 63 is made up of big footpath section and path section, and its big footpath section is enclosed in sleeve pipe
Interior, path section matches with slot, and slot 62 is cased with compression spring 8.
As the improvement of the present embodiment, the through hole 13 on described pneumatic panel 1 is screwed hole, and sleeve pipe 7 is provided with external screw thread and screw thread connects
It is connected in through hole 13, outside sleeve pipe 7, is cased with an Anti-slip nut 9, sleeve pipe and pneumatic panel are designed as sectional type structure, are also convenient for tearing open
Dress, and it is provided with Anti-slip nut, prevent sleeve pipe from arbitrarily sliding.
In this embodiment, the concrete structure of described flow control valve is: the valve body of flow control valve is passage 21, passage 21
For circular shape hole, the big end of shoulder hole 211 is positioned at pressure strip side and is provided with female thread, and the needle of flow control valve is and shoulder hole
The cylindrical multidiameter 15 matched, the big end of multidiameter 251 is provided with external screw thread and is provided with axial flow-guiding channel at periphery, its
Middle flow-guiding channel is the axial incisal plane 252 on multidiameter big end 251 cylindrical, and remaining end segment of multidiameter 25 is truncated cone
253。
In order to strengthen the sealing property between pneumatic panel and fixed block, pneumatic panel 1 is in the inner side and outer side of ring-shaped gas-guiding trench 12 respectively
Have sealed groove 14, in sealed groove 14, be provided with sealing ring.
Embodiment of the present utility model is not limited to this, according to foregoing of the present utility model, according to the ordinary skill of this area
Knowledge and customary means, without departing under this utility model basic fundamental thought premise, make this utility model said structure
The amendment of other various ways, replace or change, within all falling within protection domain of the present utility model.
Claims (10)
1. there is a multichannel air distributing device for flow regulating function, it is characterized in that: include pneumatic panel and fix with pneumatic panel
The fixed block fit together, pneumatic panel has an installing hole, is fixed with air connector at installing hole, in peace on front side of pneumatic panel
Ring-shaped gas-guiding trench is had at the circumference of dress place, hole；
Being fitted on rear side of fixed block on front side of pneumatic panel, fixed block has several passages on the circumference corresponding with ring-shaped gas-guiding trench,
It is provided with flow control valve in described passage.
The multichannel air distributing device with flow regulating function the most according to claim 1, is characterized in that: described fixed block
Front side is provided with thermal desorption pipe fixing device.
The multichannel air distributing device with flow regulating function the most according to claim 2, is characterized in that: thermal desorption Guan Gu
Determining the pressure strip that device includes being located on front side of fixed block, pressure strip can not rotate against with fixed block, pressure strip with passage pair
Answering position to have venthole, passage is provided with annular groove in pressure strip side, and annular groove is provided with seal for pipe joints circle, fixed block
Middle part has tapped through hole, is having a screw rod with tapped through hole corresponding position fixed bearing on rear side of pressure strip, and screw rod is relative to pressure strip
Can rotate freely but can not move axially, screw rod is threadeded with tapped through hole so that pressure strip is fitted with fixed block, and pneumatic panel exists
Having through hole with tapped through hole corresponding position, a rotating shaft is fixed on rear side of screw rod and exposed outside through through hole.
The multichannel air distributing device with flow regulating function the most according to claim 3, is characterized in that: described rotating shaft exists
Naked section is provided with the position limiting structure of direction of rotation.
The multichannel air distributing device with flow regulating function the most according to claim 4, is characterized in that: described spacing knot
Structure is included in pneumatic panel through hole and stretches out a sleeve pipe being enclosed within rotating shaft, and set tube wall has a breach, rotating shaft at circumferencial direction
It is fixed with a radial direction spacer pin matched with breach in indentation, there.
The multichannel air distributing device with flow regulating function the most according to claim 5, is characterized in that: described rotating shaft
It is made up of the slot being fixed on rear side of screw rod and the latch being enclosed in sleeve pipe；Described latch is by big footpath section and path section group
Becoming, its big footpath section is enclosed in sleeve pipe, path section matches with slot, and slot is cased with compression spring.
The multichannel air distributing device with flow regulating function the most according to claim 4, is characterized in that: described pneumatic panel
On through hole be screwed hole, sleeve pipe is provided with external screw thread and is threaded in through hole, is cased with an Anti-slip nut outside sleeve pipe.
The multichannel air distributing device with flow regulating function the most according to claim 3, is characterized in that: described screw rod phase
The concrete structure that can rotate freely for pressure strip but can not move axially is: pressure strip is having dead eye with screw rod correspondence position,
Being provided with a flange bearing in dead eye, be provided with screwed hole on front side of screw rod, a bolt passes from front to back and is bearing on flange bearing,
Bolt rear end is connected with screw threaded aperture.
The multichannel air distributing device with flow regulating function the most according to claim 3, is characterized in that: described pressure strip
The concrete structure that can not rotate against with fixed block is: pressure strip is provided with several alignment pins on the outer end circumference of fixed block side,
Fixed block is having hole, location with alignment pin corresponding position, so that pressure strip and fixed block can not in alignment pin is inserted into hole, location
Rotate against.
10., according to the arbitrary described multichannel air distributing device with flow regulating function of claim 1 to 9, it is characterized in that: institute
The concrete structure of flow control valve stated is: the valve body of flow control valve is passage, and passage is circular shape hole, and shoulder hole is big
End is positioned at pressure strip side and is provided with female thread, and the needle of flow control valve is the cylindrical multidiameter matched with shoulder hole, ladder
The big end of axle is provided with external screw thread and is provided with axial flow-guiding channel at periphery, and flow-guiding channel is axial on multidiameter big end cylindrical
Incisal plane, remaining end segment of multidiameter is truncated cone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620345458.5U CN205578778U (en) | 2016-04-22 | 2016-04-22 | Multichannel distributing device with flow control function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620345458.5U CN205578778U (en) | 2016-04-22 | 2016-04-22 | Multichannel distributing device with flow control function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205578778U true CN205578778U (en) | 2016-09-14 |
Family
ID=56860795
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620345458.5U Withdrawn - After Issue CN205578778U (en) | 2016-04-22 | 2016-04-22 | Multichannel distributing device with flow control function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205578778U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105889557A (en) * | 2016-04-22 | 2016-08-24 | 姚华民 | Multi-channel gas distribution device with flow regulation function |
-
2016
- 2016-04-22 CN CN201620345458.5U patent/CN205578778U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105889557A (en) * | 2016-04-22 | 2016-08-24 | 姚华民 | Multi-channel gas distribution device with flow regulation function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160914 Effective date of abandoning: 20180320 |
|
| AV01 | Patent right actively abandoned |