CN206754557U - A kind of plunger type inlet valve - Google Patents
A kind of plunger type inlet valve Download PDFInfo
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- CN206754557U CN206754557U CN201720507338.5U CN201720507338U CN206754557U CN 206754557 U CN206754557 U CN 206754557U CN 201720507338 U CN201720507338 U CN 201720507338U CN 206754557 U CN206754557 U CN 206754557U
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- valve body
- inlet valve
- plunger type
- connecting portion
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Abstract
It the utility model is related to inlet valve technical field, more particularly to a kind of plunger type inlet valve.The plunger type inlet valve, including cylinder driver and valve body piston device, the cylinder driver includes cylinder, the cylinder axis being arranged in the cylinder, the intermediate connector and cylinder cover being connected with the cylinder, the cylinder cover is arranged on the outside of the cylinder and the intermediate connector, and the valve body piston device includes valve body, the piston rod being arranged in the valve body and the inclined feeding pipe being arranged on the valve body.The plunger type inlet valve; piston rod and cylinder axis can not only be protected; the direct abrasion of dust, particle to piston rod and cylinder axis is prevented, avoids material from causing to wear to cylinder into cylinder, and can prevent the lubricating oil on cylinder axis from being contacted with material; material is polluted; the on-line cleaning to inlet valve can also be realized, have it is rational in infrastructure, it is easy to operate; the advantages of feeding is more smooth, and feeding control effect is more preferable.
Description
Technical field
It the utility model is related to inlet valve technical field, more particularly to a kind of plunger type inlet valve.
Background technology
Solid pharmaceutical preparation equipment material as added by fluid bed is mostly powder or solid particle, solid particle or powder fluidity
Difference, easily cause blocking and residual, it is therefore desirable to the feeding operation of solid particle or powder is controlled by inlet valve.However, city
Existing inlet valve on face, the structure being engaged using cylinder with valve element, and feed pipe is connected with cylinder connection piece, therefore
Material directly contacts with valve element during charging, and when carrying out stretching motion, it is right in cylinder that the material such as dust, particle is easily accessible valve element
Cylinder causes to wear, and influences the service life of inlet valve, and the lubricating oil on valve element is easily contacted with material, and material is caused
Pollution.
Utility model content
(1) technical problems to be solved
The purpose of this utility model is to provide a kind of plunger type inlet valve, solves existing for existing inlet valve easily to gas
Cylinder causes to wear, the problem of easily being polluted to material.
(2) technical scheme
In order to solve the above-mentioned technical problem, the utility model provides a kind of plunger type inlet valve, including cylinder driving dress
Put with valve body piston device, wherein the cylinder driver include cylinder, be arranged in the cylinder cylinder axis, with it is described
The intermediate connector and cylinder cover of cylinder connection, wherein the cylinder cover is arranged on the cylinder and the intermediate connector
Outside；
The valve body piston device includes valve body, the piston rod being arranged in the valve body and is arranged on the valve body
On inclined feeding pipe；The valve body includes connecting tube and is separately positioned on the first valve body company of the connecting tube left and right ends
Socket part and the second valve body connecting portion；The piston rod includes plug and the connecting rod being connected with the plug, wherein the company
Extension bar is each passed through the first valve body connecting portion, the connecting tube, the second valve body connecting portion and is connected with the cylinder axis；
The outer cover of the connecting rod is provided with elastic protective cover and lining pipe, wherein the left end of the elastic protective cover and the connecting rod
Left end be connected, the right-hand member of the elastic protective cover is connected with the lining pipe left end, the right-hand member of the lining pipe and described the
Two valve body connecting portions are connected；The second valve body connecting portion is connected with the left end of the intermediate connector, the intermediate connector
Right-hand member and the cylinders.
Further, in addition to the cleaning device that is arranged on the valve body, the cleaning device include cleaning pipe and
The nozzle being connected with the cleaning pipe；The connecting tube of wherein described valve body is provided with first interface, the cleaning of the cleaning device
Pipe is provided with the second interface being adapted with the first interface, and the first interface is connected with the second interface by clip
Connect.
Further, the position that the intermediate connector is corresponded on the cylinder cover is connected with gas-charging connection, described to fill
Gas joint is connected by trachea with source of the gas.
Further, guide thimble and bushing are also equipped with the connecting rod, wherein the outer ring of the guide thimble
It is in contact with the inner ring of the lining pipe, the inner ring of the guide thimble is set in the outside of the connecting rod, and the guiding
Gap be present between sleeve pipe and the connecting rod；The outer ring of the bushing is in contact with the inner ring of the lining pipe, the bushing
Inner ring be set in the outside of the connecting rod, and gap be present between the bushing and the connecting rod.
Specifically, the lining pipe is fixedly connected with the second valve body connecting portion by adpting flange；The bushing
Left end is in contact with the right-hand member of the guide thimble, and the right-hand member of the bushing is in contact with the adpting flange.
Further, the first valve body connecting portion is arranged on mounting seat flange, and the mounting seat flange is arranged on and set
On standby feed bin or cavity inner wall.The first valve body connecting portion is connected with the mounting seat flange by the first connector,
Silica gel sealing ring is provided between the first valve body connecting portion and the mounting seat flange.
Further, y-type seal ring is provided between the lining pipe and the connecting rod.
Specifically, the plug is wedge structure plug, and the first valve body connecting portion is provided with and blocked up with the wedge structure
The wedge-like opening that head is adapted.
Specifically, the left end of the elastic protective cover is fixedly connected on the left end of the connecting rod by the first locking mother,
The right-hand member of the elastic protective cover is fixedly connected on the lining pipe left end by the second locking mother.
Specifically, the left end of the intermediate connector is connected by the second connector with the second valve body connecting portion, institute
The left end for stating intermediate connector is connected by the 3rd connector with the cylinder cover；The protecgulum of the cylinder passes through the 4th connector
It is connected with connecting plate, the connecting plate is connected by the 5th connector with the right-hand member of the intermediate connector；After the cylinder
Lid is connected by the 6th connector with the cylinder cover.
(3) beneficial effect
Above-mentioned technical proposal of the present utility model has the following advantages that：
Plunger type inlet valve provided by the utility model, the piston rod being arranged in valve body are each passed through first valve body
Connecting portion, the connecting tube, the second valve body connecting portion are connected with the cylinder axis, pass through the motion band piston of cylinder axis
Bar carries out stretching motion, then the opening and closing of valve are realized by the stretching motion of piston rod, easy to operate.
Plunger type inlet valve provided by the utility model, outside in connecting rod set elastic protective cover and lining pipe, its
Middle lining pipe is fixedly connected with the valve body, and wherein elastic protective cover is this as the stretching motion of piston rod is stretched and is shunk
Structure type, piston rod on the one hand can be protected, prevent the materials such as dust, particle from causing to wear to cylinder into cylinder；It is another
Aspect can prevent the lubricating oil of cylinder axis from being contacted with material, and material is polluted.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model embodiment plunger type inlet valve；
Fig. 2 is Fig. 1 of the utility model embodiment plunger type inlet valve top view；
Fig. 3 is the contraction state schematic diagram of the utility model embodiment plunger type inlet valve；
Fig. 4 is the extended state schematic diagram of the utility model embodiment plunger type inlet valve；
Fig. 5 is the valve body structure schematic diagram of the utility model embodiment plunger type inlet valve；
Fig. 6 is the piston rod construction schematic diagram of the utility model embodiment plunger type inlet valve.
In figure：100：Cylinder driver；200：Valve body piston device；1：Cylinder；2：Cylinder axis；3：Intermediate connector；
4：Cylinder cover；5：Valve body；501：Connecting tube；502：First valve body connecting portion；503：Second valve body connecting portion；504：First connects
Mouthful；6：Piston rod；601：Plug；602：Connecting rod；603：Elastic protective cover；604：Lining pipe；605：Guide thimble；606：Lining
Set；607：Y-type seal ring；7：Inclined feeding pipe；8：Cleaning device；801：Cleaning pipe；802：Nozzle；803：Second interface；9：
Gas-charging connection；10：Adpting flange；11：Mounting seat flange；12：First connector；13：First locking is female；14：Second locking is female；
15：Second connector；16：3rd connector；17：4th connector；18：Connecting plate；19：5th connector；20：6th connection
Part.
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 embodiment of the utility model is clearly and completely described, it is clear that is retouched
The embodiment stated is part of the embodiment of the present utility model, rather than whole embodiments.Based on the reality in the utility model
Apply example, the every other embodiment that those of ordinary skill in the art are obtained on the premise of creative work is not made, all
Belong to the scope of the utility model protection.
As shown in figures 1 to 6, a kind of plunger type inlet valve that the utility model embodiment provides, including cylinder driver
100 and valve body piston device 200, wherein the cylinder driver 100 includes cylinder 1, the cylinder being arranged in the cylinder 1
Axle 2, the intermediate connector 3 and cylinder cover 4 being connected with the cylinder 1, wherein the cylinder cover 4 be arranged on the cylinder 1 with
The outside of the intermediate connector 3.The valve body piston device 200 includes valve body 5, the piston rod being arranged in the valve body 5
6 and the inclined feeding pipe 7 that is arranged on the valve body 5.
Wherein, the valve body 5 includes connecting tube 501 and is separately positioned on the first of the left and right ends of connecting tube 501
The valve body connecting portion 503 of valve body connecting portion 502 and second.
Wherein, the piston rod 6 includes plug 601 and the connecting rod 602 being connected with the plug 601, wherein described
Connecting rod 602 be each passed through the first valve body connecting portion 502, the connecting tube 501, the second valve body connecting portion 503 with
The cylinder axis 2 are connected.Elastic protective cover 603 and lining pipe 604 are provided with the outer cover of the connecting rod 602, wherein described
The left end of elastic protective cover 603 is connected with the left end of the connecting rod 602, right-hand member and the lining of the elastic protective cover 603
The left end of sleeve pipe 604 is connected, and the right-hand member of the lining pipe 604 is connected with the second valve body connecting portion 503, and second valve body connects
Socket part 503 is connected with the left end of the intermediate connector 3, and the right-hand member of the intermediate connector 3 is connected with the cylinder 1.
Plunger type inlet valve described in the utility model embodiment, the work is driven by the motion of the cylinder axis 2
Stopper rod 6 carries out stretching motion, then realizes the opening and closing of valve by the stretching motion of the piston rod 6.In this process
In, the elastic protective cover 603 is understood as the stretching motion of piston rod 6 is stretched and is shunk, and due to the spring protective
Cover 603 and the sealed connection of the lining pipe 604 and the sealing of the lining pipe 604 and the second valve body connecting portion 503
Type of attachment so that in fill process, material contacts with the piston rod 6 and the cylinder axis 2 all without generation, not only protects
The piston rod 6 and the cylinder axis 2 have been protected, has prevented the materials such as dust, particle enter in the cylinder 1 from being made to the cylinder 1
It into abrasion, and can prevent the lubricating oil on the cylinder axis 2 from being contacted with material, material is polluted.
In further embodiment of the present utility model, described plunger type inlet valve also includes being arranged on the valve body 5
On cleaning device 8, the cleaning device 8 include cleaning pipe 801 and with the nozzle 802 that is connected of cleaning pipe 801.Its
In, the connecting tube 501 of the valve body is provided with first interface 504, and the cleaning pipe 801 of the cleaning device is provided with and described the
The second interface 803 that one interface 504 is adapted, the first interface 504 pass through clamp connection with the second interface 803.This
Embodiment realizes the on-line cleaning to inlet valve by setting the cleaning device 8, not only easy to clean, and the spray
Mouth 802 uses 360 ° of washer jets, ensure that to the cleaning inside inlet valve without dead angle.
In further embodiment of the present utility model, the position that the intermediate connector 3 is corresponded on the cylinder cover 4 connects
Gas-charging connection 9 is connected to, wherein the inside for being arranged on the cylinder cover 4, the gas-charging connection are stretched into one end of the gas-charging connection 9
9 other end is connected by trachea with source of the gas.When being fed, while the source of the gas that the gas-charging connection 9 connects is opened, opened
Begin to inflate, the part of the intermediate connector 3 is filled malleation, then plug 601 of the gas along the cylinder axis 2 toward the piston rod
Direction is flowed, and reaches hermetic seal.The present embodiment not only enables material along the piston by setting the gas-charging connection 9
Bar 6 is entered in feed bin along charging aperture, gives Flow of Goods and Materials tonifying Qi, makes feeding more smooth, and can effectively prevent that material is residual
Stay in charging valve chamber.
For further, guide thimble 605 and bushing 606 are also equipped with the connecting rod 602, wherein described lead
It is in contact to the outer ring of sleeve pipe 605 with the inner ring of the lining pipe 604, the inner ring of the guide thimble 605 is set in the company
The outside of extension bar 602, and gap be present between the guide thimble 605 and the connecting rod 602.The outer ring of the bushing 606
It is in contact with the inner ring of the lining pipe 604, the inner ring of the bushing 606 is set in the outside of the connecting rod 602, and described
Gap be present between bushing 606 and the connecting rod 602.That is, the connecting rod 602 can be in the He of guide thimble 605
Moved in bushing 606.
Wherein, the lining pipe 604 is fixedly connected with the second valve body connecting portion 503 by adpting flange 10.And institute
The left end for stating bushing 606 is in contact with the right-hand member of the guide thimble 605, right-hand member and the adpting flange of the bushing 606
10 are in contact.By setting the lining pipe 604, sleeve pipe 605 can be directed to and bushing 606 is fixed, wherein passing through institute
State guide thimble 605 and play support and guide effect, the piston rod 6 and the bushing can be avoided by the bushing 606
The direct friction in the aperture of pipe 604, when the piston rod 6 carries out rotary moveable, the abrasion to the piston rod 6 can be reduced.
Wherein, y-type seal ring 607, the lining pipe are additionally provided between the lining pipe 604 and the connecting rod 602
604 left end is installed on the y-type seal ring 607, that is, the y-type seal ring 607 is arranged on the elastic protective cover
603 with the junction of the lining pipe 604, so as to carry out dual-seal to the piston rod 6, prevent dust granules from entering cylinder
In 1, the cylinder 1 is damaged.Simultaneously when being cleaned, the cylinder axis protective cover 603 and the y-type seal ring 607 also can
Enough protect the cylinder axis 2 so that rinse water will not cause to damage to cylinder 1.
Specifically, the plug 602 of the piston rod is wedge structure plug, and the first valve body connecting portion 502 is provided with
The wedge-like opening being adapted with the wedge structure plug, when inlet valve closes, the wedge structure plug is just fastened on
In the wedge-like opening of the first valve body connecting portion 502, sealing is realized.
More particularly, the first valve body connecting portion 502 is arranged on mounting seat flange 11, the mounting seat flange 11
On the feed bin or cavity inner wall of equipment.Wherein, the first valve body connecting portion 502 passes through with the mounting seat flange 11
First connector 12 is connected, and silica gel sealing is additionally provided between the first valve body connecting portion 502 and the mounting seat flange 11
Circle.Inlet valve is fixed on the feed bin or cavity inner wall of equipment by mounting seat flange 11, without setting step and straight section, energy
Piston rod plug 601 is more bonded with feed bin inwall, avoid the accumulation of material, and be installed on the diffusion of fluid bed
Room, inlet valve and diffusion chamber interior walls be bonded the fluid bed that makes effect of seething with excitement more preferable, it is more smooth.
In addition, the elastic protective cover 603 is made of food grade silicone material, the left end of the elastic protective cover 603
The left end of the connecting rod 602 is fixedly connected on by the first locking mother 13, the right-hand member of the elastic protective cover 603 passes through second
Locking mother 14 is fixedly connected on the left end of lining pipe 604.
In addition, the left end of the intermediate connector 3 passes through the second connector 15 and the phase of the second valve body connecting portion 503
Even, the left end of the intermediate connector 3 is connected by the 3rd connector 16 with the cylinder cover 4, so as to realize that the centre connects
Connect the sealed connection of device 3 and the cylinder cover 4.The protecgulum of the cylinder 1 is connected by the 4th connector 17 with connecting plate 18, institute
State connecting plate 18 by the 5th connector 19 with the right-hand member of the intermediate connector 3 to be connected, the bonnet of the cylinder 1 passes through the 6th
Connector 20 is connected with the cylinder cover 4.
The operation principle of plunger type inlet valve described in the utility model embodiment is：
When needing charging, the cylinder 1 connects air cylinder air source, and the cylinder axis 2 drive piston rod 6 overhanging, open valve
Door, now the elastic protective cover 603 is in extended state as piston rod 6 is overhanging, as shown in Figure 2.At the same time, unlatching and institute
The source of inflation gas of the connection of gas-charging connection 9 is stated, starts to inflate, 3 parts of connection among described is filled malleation, gas is along the cylinder axis
2 flow toward the direction of piston plug 601, reach hermetic seal.And inside feed bin that inlet valve is installed it is negative pressure, material is from institute
State inclined feeding pipe 7 and feed and be inhaled into again along charging aperture in feed bin, complete charging.After the completion of feeding, close air cylinder air source and
Source of inflation gas, the cylinder axis 2 shrink, and then drive the piston rod 6 to shrink, and close valve.When production completion needs cleaning,
Into cleaning model, open the cleaning device 8 and cleaned, water is entered by the cleaning pipe 801, passes through the nozzle 802
Spray in inlet valve, realize the abundant cleaning to inlet valve.
In summary, the plunger type inlet valve described in the utility model embodiment, by setting elastic protective cover and bushing
Pipe, can not only protect piston rod and cylinder axis, prevent the direct abrasion of dust, particle to piston rod and cylinder axis sum, avoid
Material is caused to wear into cylinder to cylinder, and can prevent the lubricating oil on cylinder axis from being contacted with material, and material is caused
Pollution；By setting cleaning device, the on-line cleaning to inlet valve can be realized；Filled just by setting gas-charging connection to connect source of the gas
Pressure, gives Flow of Goods and Materials tonifying Qi；Plunger type inlet valve described in the utility model embodiment, avoid material residual, contaminated material
And material abrasion inlet valve the problem of, have it is rational in infrastructure, easy to operate, feeding is more smooth, and feeding control effect is more preferable
Advantage.
Finally it should be noted that：Above example is only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that：
It can still modify to the technical scheme described in foregoing embodiments, or which part technical characteristic is carried out etc.
With replacement；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the utility model technology
The spirit and scope of scheme.
Claims (10)
- A kind of 1. plunger type inlet valve, it is characterised in that：Including cylinder driver and valve body piston device, wherein the cylinder Drive device includes cylinder, the cylinder axis being arranged in the cylinder, the intermediate connector and cylinder being connected with the cylinder Cover, wherein the cylinder cover is arranged on the outside of the cylinder and the intermediate connector；The valve body piston device includes valve body, the piston rod being arranged in the valve body and is arranged on the valve body Inclined feeding pipe；The valve body includes connecting tube and is separately positioned on the first valve body connecting portion of the connecting tube left and right ends With the second valve body connecting portion；The piston rod includes plug and the connecting rod being connected with the plug, wherein the connecting rod The first valve body connecting portion, the connecting tube, the second valve body connecting portion is each passed through with the cylinder axis to be connected；It is described The outer cover of connecting rod is provided with elastic protective cover and lining pipe, wherein the left end of the elastic protective cover and a left side for the connecting rod End is connected, and the right-hand member of the elastic protective cover is connected with the lining pipe left end, the right-hand member of the lining pipe and second valve Body connecting portion is connected；The second valve body connecting portion is connected with the left end of the intermediate connector, the right side of the intermediate connector End and the cylinders.
- 2. plunger type inlet valve according to claim 1, it is characterised in that：Also include the cleaning being arranged on the valve body Device, the cleaning device include cleaning pipe and the nozzle being connected with the cleaning pipe；In the connecting tube of wherein described valve body Provided with first interface, the cleaning pipe of the cleaning device is provided with the second interface being adapted with the first interface, and described the One interface passes through clamp connection with the second interface.
- 3. plunger type inlet valve according to claim 1, it is characterised in that：The centre is corresponded on the cylinder cover to connect The position for connecing device is connected with gas-charging connection, and the gas-charging connection is connected by trachea with source of the gas.
- 4. plunger type inlet valve according to claim 1, it is characterised in that：Guide sleeve is also equipped with the connecting rod Pipe and bushing, wherein the outer ring of the guide thimble is in contact with the inner ring of the lining pipe, the interior snare of the guide thimble The outside of the connecting rod is located at, and gap be present between the guide thimble and the connecting rod；The outer ring of the bushing with The inner ring of the lining pipe is in contact, and the inner ring of the bushing is set in the outside of the connecting rod, and the bushing with it is described Gap between connecting rod be present.
- 5. plunger type inlet valve according to claim 4, it is characterised in that：The lining pipe is connected with second valve body Portion is fixedly connected by adpting flange；The left end of the bushing is in contact with the right-hand member of the guide thimble, the right side of the bushing End is in contact with the adpting flange.
- 6. plunger type inlet valve according to claim 1, it is characterised in that：The first valve body connecting portion is arranged on installation On seat flange, the mounting seat flange is arranged on the feed bin or cavity inner wall of equipment；Wherein described first valve body connecting portion with The mounting seat flange is connected by the first connector, is provided between the first valve body connecting portion and the mounting seat flange Silica gel sealing ring.
- 7. plunger type inlet valve according to claim 1, it is characterised in that：Between the lining pipe and the connecting rod Provided with y-type seal ring.
- 8. plunger type inlet valve according to claim 1, it is characterised in that：The plug is wedge structure plug, described First valve body connecting portion is provided with the wedge-like opening being adapted with the wedge structure plug.
- 9. plunger type inlet valve according to claim 1, it is characterised in that：The left end of the elastic protective cover passes through first Locking mother is fixedly connected on the left end of the connecting rod, and the right-hand member of the elastic protective cover is fixedly connected on by the second locking mother The lining pipe left end.
- 10. plunger type inlet valve according to claim 1, it is characterised in that：The left end of the intermediate connector passes through Two connectors are connected with the second valve body connecting portion, and the left end of the intermediate connector passes through the 3rd connector and the cylinder Cover is connected；The protecgulum of the cylinder is connected by the 4th connector with connecting plate, and the connecting plate passes through the 5th connector and institute The right-hand member for stating intermediate connector is connected；The bonnet of the cylinder is connected by the 6th connector with the cylinder cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720507338.5U CN206754557U (en) | 2017-05-08 | 2017-05-08 | A kind of plunger type inlet valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720507338.5U CN206754557U (en) | 2017-05-08 | 2017-05-08 | A kind of plunger type inlet valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206754557U true CN206754557U (en) | 2017-12-15 |
Family
ID=60616883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720507338.5U Active CN206754557U (en) | 2017-05-08 | 2017-05-08 | A kind of plunger type inlet valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206754557U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110447731A (en) * | 2019-08-05 | 2019-11-15 | 华中科技大学 | A kind of Pu'er tea solid-state fermentation tank air-breather |
-
2017
- 2017-05-08 CN CN201720507338.5U patent/CN206754557U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110447731A (en) * | 2019-08-05 | 2019-11-15 | 华中科技大学 | A kind of Pu'er tea solid-state fermentation tank air-breather |
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