CN209188549U - A kind of liquid-mixed valve - Google Patents
A kind of liquid-mixed valve Download PDFInfo
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- CN209188549U CN209188549U CN201821785740.0U CN201821785740U CN209188549U CN 209188549 U CN209188549 U CN 209188549U CN 201821785740 U CN201821785740 U CN 201821785740U CN 209188549 U CN209188549 U CN 209188549U
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- sealing
- valve
- valve body
- stirring
- liquid
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Abstract
The utility model discloses a kind of liquid-mixed valves, including valve body, valve deck, stirring rod, driving mechanism and sealing mechanism, valve deck is fixed on the end face of valve body, at least two glue feeding channels and a stirring channel are equipped in valve body, stirring rod one end is fixed after passing through stirring channel with driving mechanism, is rotated under driving mechanism driving；Sealing mechanism includes sealing set, compressed spring and several O-ring seals, sealing set and O-ring seal are socketed on stirring rod, sealing is set on valve body outlet end, and valve deck, which is arranged in, in compressed spring seals with one end that valve body is mutually fixed to realize in axial compression O-ring seal.Compressed spring and O-ring seal is arranged in stirring channel by the way that sealing set is arranged in valve body outlet end in the utility model, and dual-seal may be implemented, prevent that the problems such as reasons such as abrasion cause axis direction to reveal is used for a long time, improve sealing effect.
Description
Technical field
The utility model relates to mixing valve research field, in particular to a kind of liquid-mixed valve, the liquid-mixed valve can answer
With on the adhesive injection device of glue application industry.
Background technique
Liquid-mixed valve is a critical component in fields such as encapsulatings, and in encapsulating, effect is by the glue of bi-component
Mixing, forms curable glue.Sealing is one key performance for mixing valve, is sealed in industry at present
Mode is oil sealing mostly, or installs single group O-ring additional in mixing valve.This mode is short there are the service life, at high cost, assembly difficulty
The defects of.
Meanwhile containing particle for some in mixed liquid feed liquid, particle, which enters between stirring rod and O-ring, to be occurred
Friction, with the progress being stirred, liquid is easy to reveal on agitating shaft, influences the accuracy of encapsulating, and then shorten valve head
Service life.
Utility model content
The shortcomings that the purpose of the utility model is to overcome the prior arts and deficiency, provide a kind of liquid-mixed valve, the liquid
Body mixing valve have it is compact-sized, can be thoroughly mixed it is reliable even into liquid, the power in mixing tube, effectively avoid blocking up
Plug, advantage easy to maintain, the service life is long.
The purpose of this utility model is realized by the following technical solution: a kind of liquid-mixed valve, including valve body, valve deck,
Stirring rod, driving mechanism and sealing mechanism, valve deck are fixed on the end face of valve body, be equipped in valve body at least two glue feeding channels and
One stirring channel, stirring rod one end are fixed after passing through stirring channel with driving mechanism, are rotated under driving mechanism driving；
Sealing mechanism includes sealing set, compressed spring and several O-ring seals, and sealing set and O-ring seal are socketed in stirring rod
On, sealing is set on valve body outlet end, and one end that valve deck and valve body are mutually fixed is arranged in in axial compression O in compressed spring
Type sealing ring realizes sealing.Pressure is arranged in stirring channel by the way that sealing set is arranged in valve body outlet end in the utility model
Contracting spring and O-ring seal, may be implemented dual-seal, prevent the reasons such as long-time service abrasion from axis direction leakage etc. being caused to ask
Topic improves sealing effect.
Preferably, the stirring rod and stirring channel axis concentric fit setting.It is convenient for safeguarding, guarantee not hang down when rotation
D-axis to shaking, prolong the service life.
Further, in stirring channel, several valve rod support rings are socketed on stirring rod.It can by valve rod support ring
To support agitating shaft, agitating shaft and stirring channel is made to remain concentric.
Preferably, the driving mechanism includes motor, shaft coupling, and motor is fixed on motor cabinet, stirring rod and motor
Output shaft is separately fixed at the both ends of shaft coupling, and stirring rod and motor output shaft are axis concentric fits.Using this structure, power
Reliably, concentric fit connection is so that the service life is longer.
Preferably, the side of valve body is fixed on a valve mounting plate, and valve mounting plate is fixedly connected with motor cabinet.So that knot
Structure is more compact, convenient for safeguarding.
Preferably, the valve body outlet end outer surface is equipped with external screw thread, and mixing tube interface end also is provided with external screw thread, and valve body goes out
Mouth end is fixedly connected with mixing tube interface end by a nut.To lock mixing tube on valve body.
Preferably, sealing set includes upper sealing set and lower sealing set, upper sealing set include the first sealing set ontology and
First head, lower sealing set includes the second sealing set ontology and the second head, stirs in channel and is equipped with seal section close to outlet end,
The aperture of seal section is less than the aperture of stirring channel other parts；First head and the second head are stuck in the two of seal section
End, the first sealing set ontology and the second sealing set ontology are located inside seal section.
Preferably, described stirring rod one end is equipped with stirring-head, and stirring-head is equipped with paddle.It can be with by setting paddle
Keep stirring more uniform.
The utility model compared with prior art, is had the following advantages and beneficial effects:
1, sealing set and O-ring seal are socketed on stirring rod in the utility model, compressed spring setting in valve deck and
One end that valve body is mutually fixed is sealed to realize in axial compression O-ring seal, can prevent from being used for a long time because the reasons such as abrasion are made
The problems such as being revealed at axis direction.
2, stirring rod one end is connect with stirring-head in the utility model, and the other end is connect by shaft coupling with stepper motor,
Stirring rod and motor output shaft are axis concentric fits, compact-sized, can be thoroughly mixed even into the liquid in mixing tube,
Power is reliable, easy to maintain, and the service life is long.
3, the utility model valve head can be applicable on the adhesive injection device of glue application industry, be suitable for epoxy resin, silicon
The various fluids such as glue, polyurethane, within viscosity 20000, the glue (1:1) of proportion carries out accurate uniform stirring to (1:10).
Detailed description of the invention
Fig. 1 is the cross-sectional view of the utility model.
Fig. 2 is the explosive view of the utility model.
In figure: 1-stepper motor, 2-shaft couplings, 3-motor cabinets, 4-valve mounting plates, 5-valve decks, 6-valve bodies, 7-
Compressed spring, 8-O-ring seals, 9-valve rod support rings, 10-lower sealing sets, 11-upper sealing sets, 12-stirring rods, 13-
Stirring-head, 14-nuts.
Specific embodiment
The present invention will be further described in detail with reference to the embodiments and the accompanying drawings, but the implementation of the utility model
Mode is without being limited thereto.
As shown in Figure 1, 2, the present embodiment proposes a kind of liquid-mixed valve, realizes dynamic agitation, can be applicable to adhesive injection device
On, including valve body, valve deck, stirring rod, driving mechanism and sealing mechanism, various pieces are illustrated respectively below.
In the present embodiment, driving mechanism includes stepper motor 1 and shaft coupling 2, and stepper motor 1 is fixed on motor cabinet 3, step
One end of shaft coupling 2 is fixed on into the output shaft of motor 1.Motor output shaft, motor cabinet 3,2 axis concentric fits of shaft coupling are fixed.
In the present embodiment, valve body 6 is equipped with a valve mounting plate 4 above, and valve body 6 is bolted on valve mounting plate 4
Lower section, while 4 side of valve mounting plate is fixedly connected with motor cabinet.Valve deck 5 is fixed on one end of valve body 6, one end of valve body 6 and electricity
3 concentric fit of base is fixed.
It is equipped with glue feeding channel identical with inlet opening size in valve body 6, is shown as two glue feeding channels in figure, it is logical into glue
Road is equipped with mounting flange face, other can be combined into adhesive dispenser.Valve body outlet end outer surface is equipped with external screw thread, mixing tube interface end
Equipped with external screw thread, valve body outlet end is fixedly connected with mixing tube interface end by a nut 14.
Cental axial position is equipped with a stirring channel in valve body 6, is divided into seal section and compression seal in the stirring channel
Section, seal section are less than the diameter of compression seal section close to the outlet end of valve body 6, diameter.Sealing set includes that upper sealing covers 11 Hes
Lower sealing set 10, it includes the first sealing set ontology and the first head that upper sealing, which covers 11, and lower sealing set 10 includes that the second sealing covers this
Body and the second head.The diameter on the first head and the second head is respectively greater than the first sealing set ontology, the second sealing covers ontology
Diameter, is stuck in the both ends of seal section when so installing, the first sealing set ontology and the second sealing set ontology are located at close
Seal intersegmental part.The design of stepped hole in this way is realized multi-sealed in conjunction with two sealing sets.
In the present embodiment, stirring channel compressions seal section in, be equipped with 7,6 O-ring seals 8 of a compressed spring and
2 valve rod support rings 9.Its specific assemble sequence is as shown in Fig. 2, compressed spring 7 is arranged in valve deck 5 is mutually fixed with valve body 6 one
End, first valve rod support ring connect with compressed spring 7, are equipped with 3 O-ring seals 8 behind, and second valve rod is then arranged
3 O-ring seals 8 are finally arranged in support ring again, the last one O-ring seal 8 connects with the second head of lower sealing set 10.
Under compressed spring effect, above-mentioned O-ring seal 8 and valve rod support ring 9 form effective axial seal to stirring rod 12.
After the assembly is completed, 12 one end of stirring rod is bolted behind stirring channel with one end of shaft coupling 2, separately
One end is fixed by stud bolt and stirring-head 13.Stirring-head is equipped with paddle.Stirring rod and stirring channel axis concentric fit
Setting.
The working principle of the invention is: stepper motor drives stirring rod to rotate by shaft coupling, the stirring on stirring rod top
Head rotates with, and the paddle on stirring-head is driven to synchronize rotation.Stepper motor can carry out accurate control, stirring-head band
It moves external paddle to rotate in mixing tube, to obtain that the liquid into mixing tube can be stirred.
Above-described embodiment is the preferable embodiment of the utility model, but the embodiments of the present invention is not by above-mentioned
The limitation of embodiment, it is made under other any spiritual essence and principles without departing from the utility model to change, modify, replacing
In generation, simplifies combination, should be equivalent substitute mode, is included within the protection scope of the utility model.
Claims (8)
1. a kind of liquid-mixed valve, which is characterized in that including valve body, valve deck, stirring rod, driving mechanism and sealing mechanism, valve deck
It is fixed on the end face of valve body, at least two glue feeding channels and a stirring channel are equipped in valve body, stirring rod one end passes through and stirs
It fixes after mixing channel with driving mechanism, is rotated under driving mechanism driving；Sealing mechanism include sealing set, compressed spring and
Several O-ring seals, sealing set and O-ring seal are socketed on stirring rod, and sealing is set on valve body outlet end, compression
Valve deck, which is arranged in, in spring seals with one end that valve body is mutually fixed to realize in axial compression O-ring seal.
2. liquid-mixed valve according to claim 1, which is characterized in that the stirring rod and stirring channel axis concentric fit
Setting.
3. liquid-mixed valve according to claim 2, which is characterized in that in stirring channel, be socketed on stirring rod several
A valve rod support ring.
4. liquid-mixed valve according to claim 1, which is characterized in that the driving mechanism includes motor, shaft coupling, electricity
Machine is fixed on motor cabinet, and the output shaft of stirring rod and motor is separately fixed at the both ends of shaft coupling, stirring rod and motor output
Axis is axis concentric fits.
5. liquid-mixed valve according to claim 1, which is characterized in that the side of valve body is fixed on a valve mounting plate
On, valve mounting plate is fixedly connected with motor cabinet.
6. liquid-mixed valve according to claim 1, which is characterized in that the valve body outlet end outer surface is equipped with outer spiral shell
Line, mixing tube interface end also are provided with external screw thread, and valve body outlet end is fixedly connected with mixing tube interface end by a nut.
7. liquid-mixed valve according to claim 1, which is characterized in that the sealing set includes upper sealing set and lower sealing
Set, it includes the first sealing set ontology and the first head that upper sealing, which covers, and lower sealing set includes that the second sealing covers ontology and the second head,
It stirs in channel and is equipped with seal section close to outlet end, the aperture of seal section is less than the aperture of stirring channel other parts；First
Portion and the second head are stuck in the both ends of seal section, and the first sealing set ontology and the second sealing set ontology are located in seal section
Portion.
8. liquid-mixed valve according to claim 1, which is characterized in that described stirring rod one end is equipped with stirring-head, stirring
Head is equipped with paddle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821785740.0U CN209188549U (en) | 2018-10-30 | 2018-10-30 | A kind of liquid-mixed valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821785740.0U CN209188549U (en) | 2018-10-30 | 2018-10-30 | A kind of liquid-mixed valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209188549U true CN209188549U (en) | 2019-08-02 |
Family
ID=67409908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821785740.0U Active CN209188549U (en) | 2018-10-30 | 2018-10-30 | A kind of liquid-mixed valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209188549U (en) |
-
2018
- 2018-10-30 CN CN201821785740.0U patent/CN209188549U/en active Active
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