CN207138137U - A kind of positive spray type PU valves of foamed glue - Google Patents
A kind of positive spray type PU valves of foamed glue Download PDFInfo
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- CN207138137U CN207138137U CN201721033017.2U CN201721033017U CN207138137U CN 207138137 U CN207138137 U CN 207138137U CN 201721033017 U CN201721033017 U CN 201721033017U CN 207138137 U CN207138137 U CN 207138137U
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- sealing
- bowl cover
- valves
- spray type
- foamed glue
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Abstract
It the utility model is related to PU valve technology fields, and in particular to a kind of foamed glue positive spray type PU valves, including valve rod, sealing-plug, sealing cup, bowl cover and drainage tube；The utility model provides a kind of foamed glue with positive spray type PU valves, PU valves are improved, add bowl cover and drainage tube, valve is set to reach the effect just sprayed, the interference of tank body when avoiding injection, while be interference fitted between bowl cover and sealing cup, it is easy for installation, sealing can be played a part of when being sealed with spray cans, avoid the use of sealing cup outer washer, improve the reliability of sealing.
Description
Technical field
The present invention relates to PU valve technology fields, and in particular to a kind of positive spray type PU valves of foamed glue.
Background technology
Carry out house construction or finishing during, door and window side seam, member expansion joint and hole often be present, it is necessary to
It is filled, seals, bonds, it is necessary to use foamed glue.Foamed glue is the elastic polyurethane seal foaming material by moisture-curable
Material, is typically stored in tank, top is provided with PU valves.But existing PU valves are merely able to be sprayed, when user is to some tops
When portion is sprayed in corner, tank body can cause to hinder so that can not be sprayed onto, cause construction inconvenient.
The content of the invention
(1) technical problem solved
Present invention aims to overcome that the shortcomings of the prior art, and a kind of foamed glue is provided with positive spray type PU valves.
(2) technical scheme
A kind of foamed glue positive spray type PU valves, including valve rod, sealing-plug, sealing cup, bowl cover and drainage tube；The sealing cup fit
Valve rod, between be additionally provided with sealing-plug；The valve rod corresponds to sealing-plug top and is provided with No.1 spacing preiection ring, the sealing-plug
Corresponding sealing cup inner ring is provided with No. two spacing preiection rings；Sealing-plug bottom external diameter is more than sealing cup inner ring diameter；The valve rod
Hollow, bottom side wall even circumferential is provided with through hole；The valve rod bottom is also associated with shrouding, and shrouding external diameter is less than sealing-plug bottom
Hold external diameter；The bowl cover is arranged on sealing cup bottom side, and is interference fitted with sealing cup；The outer ring that the internal diameter of the bowl cover is less than sealing cup is straight
Footpath；The bowl cover and the edge of sealing cup are provided with bending, and the edge card of bowl cover, which merges, to be wrapped in the edge of sealing cup；The envelope
Elastic strip is additionally provided between plate and bowl cover；The drainage tube is connected with bowl cover.
Preferably, the material of the sealing-plug and elastic strip is neoprene.
Preferably, the material of the valve rod is polystyrene.
Preferably, the through hole is bar shaped.
Preferably, the internal diameter of the bowl cover is smaller 0.1mm~0.2mm than the race diameter of sealing cup.
Preferably, the bowl cover bottom, which is provided with, draws mouth, and it is conical opening to draw gonys end, and draining-tube cover, which is connected on, to be drawn on the outside of mouth.
Preferably, the drainage tube connection bowl cover bottom.
Preferably, the elastic strip is curved, symmetrical, the affixed shrouding in one end, other end overlap joint bowl cover inwall.
(3) beneficial effect
The invention provides a kind of foamed glue with positive spray type PU valves, and PU valves are improved, add bowl cover and drainage tube,
Valve is set to reach the effect just sprayed, the interference of tank body when avoiding injection, while be interference fitted between bowl cover and sealing cup, pacify
Dress is convenient, can play a part of sealing when being sealed with spray cans, avoid the use of sealing cup outer washer, improve the reliable of sealing
Property.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, used required for being described below to embodiment
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only the present invention, protect some embodiments, right
For those of ordinary skill in the art, on the premise of not paying creative work, it can also be obtained according to these accompanying drawings
His accompanying drawing.
Fig. 1 falls to spray schematic diagram to be of the prior art.
Fig. 2 is the schematic diagram of an embodiment of the present invention.
Fig. 3 is the enlarged drawing of A in Fig. 2；
Fig. 4 is the schematic diagram when present invention is just sprayed.
In accompanying drawing, the list of parts representated by each label is as follows：
1-PU valves, 101- valve rods, 1011- No.1 spacing preiection rings, 1012- shroudings, 1013- through holes, 102- sealing-plugs,
No. bis- spacing preiection rings of 1021-, 103- sealing cups, 104- bowl covers, 105- draw mouth, 106- elastic strips, 107- drainage tubes, 2- spray cans,
3- liquid foamed glues, 4- compressed gas.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained all other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Referring to accompanying drawing, a kind of foamed glue positive spray type PU valves, including valve rod 101, sealing-plug 102, sealing cup 103, bowl cover
104th, mouth 105 and drainage tube 107 are drawn；The fit valve rod 101 of sealing cup 103, between be also equipped with sealing-plug 102；Valve rod 101 is corresponding close
The top of blocking 102 is machined with No.1 spacing preiection ring 1011, and the corresponding inner ring of sealing cup 103 of sealing-plug 102 is machined with No. two limit convexes
Play ring 1021；The bottom external diameter of sealing-plug 102 is more than the inner ring diameter of sealing cup 103；Valve rod 101 is hollow, and bottom side wall even circumferential adds
Work has the through hole 1013 of bar shaped；The bottom of valve rod 101 is also associated with shrouding 1012, and the external diameter of shrouding 1012 is less than the bottom of sealing-plug 102
External diameter；Bowl cover 104 is arranged on the bottom side of sealing cup 103, and is interference fitted with sealing cup 103, specifically, the internal diameter of bowl cover 104 compares sealing cup
The edge of the 103 small 0.1mm~0.2mm of race diameter, bowl cover 104 and sealing cup 103 is machined with bending, the edge of bowl cover 104
Engage and be wrapped in the edge of sealing cup 103, after installation, due to interference fit, it is real that bowl cover 104 closely presses sealing cup 103
Now seal；Elastic strip 106 is additionally provided between shrouding 1012 and bowl cover 104, specifically, elastic strip 106 is curved, symmetrical point
Cloth, the affixed shrouding 1012 in one end, the inwall of other end overlap joint bowl cover 104；Drainage tube 107 is connected with bowl cover 104.Sealing-plug
102 and the material of elastic strip 106 be neoprene, the material of valve rod 101 is polystyrene.
In one embodiment, the bottom of bowl cover 104, which is connected with, draws mouth 105, and it is conical opening to draw the bottom of mouth 105, drainage tube 107
It is socketed in and draws the outside of mouth 105.
In another embodiment, drainage tube 107 connects the bottom of bowl cover 104.
In the use of the present invention, the top of tank body 2 connects positive spray type PU valves by bowl cover 104, drainage tube 107 stretches into tank body 2
Bottom.The foamed glue 3 and compressed gas 4 of liquid are filled with tank body 2.Valve rod 101 is pressed, sealing-plug 102 is squeezed, valve
Bar 101 moves down, and exposes the through hole 1013 on valve rod 101；Liquid foaming agent 3 is made by the pressure of compressed air 4 in spray cans 2
With enter drainage tube 107 in, and from valve discharge, Impact direction and liquid flow direction pointed to referring to arrow in accompanying drawing 4.Unclamp valve rod
101, sealing-plug 102 is restored to the original state, and valve rod 101 returns to original position, and the through hole 1013 on valve rod 101 is sealed again.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Feature, which is lived, with reference to specific features, structure, the material that the embodiment or example describe is contained at least one implementation of the invention
In example or example.In this manual, identical embodiment or example are not necessarily referring to the schematic representation of above-mentioned term.
Moreover, specific features, structure, material or the feature of description can close in any one or more embodiments or example
Suitable mode combines.
Present invention disclosed above preferred embodiment is only intended to help and illustrates the present invention.Preferred embodiment is not detailed
All details are described, also do not limit the embodiment that the invention is only.Obviously, according to the content of this specification, can make
Many modifications and variations.This specification is chosen and specifically describes these embodiments, is to preferably explain the original of the present invention
Reason and practical application, so that skilled artisan can be best understood by and utilize the present invention.The present invention is only authorized
The limitation of sharp claim and its four corner and equivalent.
Claims (8)
- A kind of 1. positive spray type PU valves of foamed glue, it is characterised in that：Valve rod, sealing-plug, sealing cup, bowl cover and drainage tube；The envelope Glass holder close valve rod, between be additionally provided with sealing-plug；The valve rod corresponds to sealing-plug top and is provided with No.1 spacing preiection ring, described Sealing-plug corresponds to sealing cup inner ring and is provided with No. two spacing preiection rings；Sealing-plug bottom external diameter is more than sealing cup inner ring diameter；Institute It is hollow to state valve rod, bottom side wall even circumferential is provided with through hole；The valve rod bottom is also associated with shrouding, and shrouding external diameter is less than close Blocking bottom external diameter, the bowl cover is arranged on sealing cup bottom side, and is interference fitted with sealing cup；The internal diameter of the bowl cover is less than sealing cup Race diameter；The bowl cover and the edge of sealing cup are provided with bending, and the edge card of bowl cover, which merges, to be wrapped in the edge of sealing cup； Elastic strip is additionally provided between shrouding and the bowl cover；The drainage tube is connected with bowl cover.
- A kind of 2. positive spray type PU valves of foamed glue according to claim 1, it is characterised in that：The sealing-plug and elastic strip Material be neoprene.
- A kind of 3. positive spray type PU valves of foamed glue according to claim 1, it is characterised in that：The material of the valve rod is poly- Third ethene.
- A kind of 4. positive spray type PU valves of foamed glue according to claim 1, it is characterised in that：The through hole is bar shaped.
- A kind of 5. positive spray type PU valves of foamed glue according to claim 1, it is characterised in that：The internal diameter of the bowl cover is than envelope Small 0.1mm~the 0.2mm of race diameter of cup.
- A kind of 6. positive spray type PU valves of foamed glue according to claim 1, it is characterised in that：The bowl cover bottom is provided with Draw mouth, it is conical opening to draw gonys end, and draining-tube cover, which is connected on, to be drawn on the outside of mouth.
- A kind of 7. positive spray type PU valves of foamed glue according to claim 1, it is characterised in that：The drainage tube connects bowl cover Bottom.
- A kind of 8. positive spray type PU valves of foamed glue according to claim 1, it is characterised in that：The elastic strip is curved, It is symmetrical, the affixed shrouding in one end, other end overlap joint bowl cover inwall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721033017.2U CN207138137U (en) | 2017-08-17 | 2017-08-17 | A kind of positive spray type PU valves of foamed glue |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721033017.2U CN207138137U (en) | 2017-08-17 | 2017-08-17 | A kind of positive spray type PU valves of foamed glue |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207138137U true CN207138137U (en) | 2018-03-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721033017.2U Active CN207138137U (en) | 2017-08-17 | 2017-08-17 | A kind of positive spray type PU valves of foamed glue |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207138137U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107335551A (en) * | 2017-08-17 | 2017-11-10 | 安徽高德韦尔精密部件有限公司 | A kind of positive spray type PU valves of foamed glue |
-
2017
- 2017-08-17 CN CN201721033017.2U patent/CN207138137U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107335551A (en) * | 2017-08-17 | 2017-11-10 | 安徽高德韦尔精密部件有限公司 | A kind of positive spray type PU valves of foamed glue |
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