CN203604706U - Clamping pipe type glue pouring valve - Google Patents
Clamping pipe type glue pouring valve Download PDFInfo
- Publication number
- CN203604706U CN203604706U CN201320756585.0U CN201320756585U CN203604706U CN 203604706 U CN203604706 U CN 203604706U CN 201320756585 U CN201320756585 U CN 201320756585U CN 203604706 U CN203604706 U CN 203604706U
- Authority
- CN
- China
- Prior art keywords
- valve
- flexible pipe
- hose
- rubber injecting
- valve body
- 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.)
- Expired - Lifetime
Links
- 239000003292 glue Substances 0.000 title abstract description 14
- 239000012530 fluid Substances 0.000 claims description 18
- 239000004809 Teflon Substances 0.000 claims description 2
- 229920006362 Teflon® Polymers 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 5
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 4
- 239000004810 polytetrafluoroethylene Substances 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- -1 recovers deformation Substances 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 239000000443 aerosol Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Abstract
The utility model discloses a clamping pipe type glue pouring valve which comprises a valve body, valve decks and pistons. A hose with two open ends penetrates through the middle of the valve body, and the two ends of the valve body are connected with the valve decks respectively. The valve body and the valve decks form cavities on the two sides of the hose, and each cavity is internally provided with one piston. The two pistons are located on the same horizontal line perpendicular to the hose. One end of each valve deck is connected with the valve body, and the other end of each valve deck is provided with an air source inlet, so that the compressed air is supplied to drive the pistons to squeeze the hose on the two opposite sides of the hose, and then the glue pouring valve is closed. The pistons are connected with springs which are used for resetting the pistons after the air source inlets are closed, so that the hose is released, and the glue pouring valve is opened. According to the glue pouring valve, double-air-channel balance squeezing is adopted, and therefore the glue pouring valve can be closed under the situation of small deformation of the hose.
Description
Technical field
The utility model relates to a kind of rubber injecting valve, relates in particular to a kind of clamp rubber injecting valve.
Background technique
Rubber injecting valve is a critical piece in injection system, by the control that opens or closes to realize convection cell of glue valve, the mode of structure of existing market gluing valve mainly contains: firing pin type glue valve, plunger type glue valve, diaphragm type rubber injecting valve, aerosol glue valve, the rubber injecting valve of said structure, its critical piece all has directly and contacts with fluid, and between parts, will produce friction in particle in fluid and rubber injecting valve, so not only affect the accuracy of the discharge-amount of glue valve, more shorten the working life of glue valve, particularly two component fluids, clean very inconvenient, and do not wash clean clearly.
For this reason, application number is to have proposed a kind of non-contact rubber injecting valve in 201010228588.7 Chinese patent application file, valve gap one end is provided with suction port, produce pressurized air with driven plunger to hose squeezing, to reach the object of closing rubber injecting valve, and utilize spring that piston is resetted to open rubber injecting valve under the effect that there is no driving force.But this invention has a shortcoming: owing to being just at one end provided with piston, be that piston only has an extruding point to flexible pipe, be squeezed to closed condition, flexible pipe will produce larger deformation, easily cause the two ends up and down of this one side that flexible pipe is extruded and the joint of miscellaneous part to get loose, seepage even occurs.
Summary of the invention
Thereby the purpose of this utility model is to provide a kind of clamping type rubber injecting valve to produce to solve single direction squeezing tube the problem that causes the connection of flexible pipe to get loose compared with large deformation.Of the present utility modelly provide following technological scheme:
A kind of clamping type rubber injecting valve, comprises valve body, valve gap and piston, is equipped with the flexible pipe of both ends open in the middle of described valve body, and the left and right sides connects respectively valve gap; Described valve body and valve gap, in cavity of the each self-forming in the both sides of described flexible pipe, are respectively provided with a described piston in cavity, these two pistons are on the same horizontal line vertical with flexible pipe; Described valve gap one end is connected with valve body, and the other end is provided with air source inlet, in order to provide pressurized air with driven plunger the relative both sides squeezing tube from flexible pipe, to close rubber injecting valve; Described piston is connected with elastic member, in order to after closing in air source inlet, described piston is resetted, and with release hose, opens rubber injecting valve.
Owing to adopting two-way gas circuit balanced design, when piston is wanted cut-off valve at squeezing tube, the extruded both sides of flexible pipe are born certain deformation quantity separately, just can reach the state of closing without large deformation very, there will not be and tear flexible pipe because deformation quantity is excessive, so that flexible pipe got loose with being connected of miscellaneous part.
Preferably:
Described hose overcoat is provided with support tube, and one end of described support tube is fixedly connected with valve body.The design of support tube, not only can prevent that flexible pipe from sliding up and down, and more can prevent from causing fluid cannot continue mobile situation because of hose bending or distortion.
One end of described elastic member is connected in described piston, and the other end is connected on described support tube.This elastic member is preferably Compress Spring.
The upper end open of described flexible pipe is fluid input, and lower ending opening is fluid output; Also comprise hose adapter, described hose adapter upper end is connected to described fluid output, and lower end is connected with pin mouth.Hose adapter has realized being connected between pin mouth and flexible pipe, and while needing the gel quantity of different sizes, only needs to change the pin mouth of different size, is easy to use, flexible.
Described flexible pipe is disposable teflon hose.Use and directly abandon afterwards, saved the trouble of cleaning.
Described valve gap place is provided with source of the gas micro-adjusting mechanism, in order to regulate compressed-air actuated pressure, thereby controls the extruding degree of described piston to flexible pipe.Source of the gas micro-adjusting mechanism, in order to regulate the size of air pressure, to change the extruding force of piston, thereby changes the extruding degree of piston to flexible pipe, extends the flexible pipe effect in working life thereby reach.
Clamping type rubber injecting valve of the present utility model, compared with prior art, at least has following beneficial effect:
Adopt two gas circuit pressure, form the Bidirectional-squeezing of the balance to flexible pipe, thereby only there is less deformation quantity to be issued to the object of closing rubber injecting valve at flexible pipe, avoid the phenomenon generation of compared with large deformation, flexible pipe two ends being torn to middle part so that cause flexible pipe to connect to get loose because producing, indirectly avoid contingent seepage, and then strengthened stability and injecting glue accuracy in rubber injecting valve using process.
In addition,, because the critical piece of rubber injecting valve does not directly contact with fluid, kept good mechanical property, long service life.With the parts of fluid contact be PTFE flexible pipe, use and directly abandon afterwards, cost is low, does not more need to clean.
Accompanying drawing explanation
Fig. 1 is the three-dimensional structure diagram of the rubber injecting valve of the utility model specific embodiment;
Fig. 2 is that the rubber injecting valve of Fig. 1 is along the sectional view of A-A ' line.
Embodiment
Preferred embodiment the utility model is described in further detail to contrast accompanying drawing combination below.
The present embodiment provides a kind of clamping type rubber injecting valve as shown in Figure 1, and as shown in Figure 2, this rubber injecting valve comprises valve body 001, piston 002 and valve gap 003, is equipped with the flexible pipe 007 of both ends open in the middle of valve body 001, and the left and right sides connects respectively valve gap 003; Valve body 001 in cavity of the each self-forming in the both sides of flexible pipe 007, is respectively provided with a piston 002 with valve gap 003 in cavity, these two pistons 002 are on the same horizontal line vertical with flexible pipe 007; Described valve gap 003 one end is connected with valve body 001, and the other end is provided with air source inlet 004, in order to provide pressurized air with driven plunger 002 the relative both sides squeezing tube from flexible pipe 007, to close rubber injecting valve; Described piston 002 is connected with the spring 005 as elastic member, in order to after closing in air source inlet 004, described piston 002 is resetted, and with release hose 007, opens rubber injecting valve, and described spring 005 also can adopt other elastic members such as elastomeric plastics to substitute.Respectively be provided with a valve gap 003 at the two ends of valve body 001, each valve gap and valve body have formed a cavity, in cavity, all place piston, the corresponding air source inlet 004 of each piston, the driving force that provides pressurized air to advance to flexible pipe as piston, has so just formed Bidirectional-squeezing, makes the flexible pipe both sides in the same horizontal line power that is simultaneously squeezed, there is deformation, thereby reach the object of closing rubber injecting valve.In the time that needs are opened rubber injecting valve, only need close source of the gas, piston is no longer subject to the driving force of flexible pipe direction, and because it is connected with spring, extruded spring has elastic restoring force, can drive piston away from hose movement, thereby no longer squeezing tube, flexible pipe, under the pressure of self elastic force or fluid, recovers deformation, and rubber injecting valve is opened.
Because flexible pipe is flexible, distortion even sometimes, can cause fluid to be obstructed like this, can establish a support tube 006 at hose overcoat, see Fig. 2, one end of support tube is fixed on valve body, can be bolted, the other end is connected with valve body mounting bracket (not shown).Support tube also can prevent that flexible pipe from sliding up and down.
Adopt pressurized air to put on piston as compressing power, form two gas circuit pressure balance, make flexible pipe both sides pushed by piston, realize closing of rubber injecting valve; In the time there is no air pressure, piston, under the elastic restoring force effect of spring, reset, and flexible pipe recovers deformation under the effect of fluid away from flexible pipe, and rubber injecting valve is opened.
As illustrated in fig. 1 and 2, flexible pipe 007 both ends open, wherein upper end-hole is fluid input, lower end mouth is fluid output, fluid output is connected with hose adapter 008, and the lower end mouth of hose adapter 008 is connected with plastic squeeze pin mouth 010, and hose adapter 008 is for being connected flexible pipe 007 and pin mouth 010.In the time of the different big or small gel quantity of needs, can change the pin mouth of different size.
As illustrated in fig. 1 and 2, valve gap 003 place can arrange a source of the gas micro-adjusting mechanism (not shown), in order to regulate the size of air pressure, to change the extruding force of piston 002, thereby control the extruding degree to flexible pipe, more can reach the effect in the working life that extends flexible pipe.For example: in the situation that piston stroke is constant, regulate this source of the gas micro-adjusting mechanism, can the extruding dynamics of control piston to flexible pipe, take pin mouth rubber drop-free or leak glue as standard, think in this case suitable piston extruding force, the working life of this kind of pressure bottom hose will be the longest.
Preferably, the material of flexible pipe is polytetrafluoroethylene PTFE, and anticorrosive PTFE performance is also better, can anti-chemical corrosion in various degree, and in the utility model, be set to disposable, while feeling after being finished to reuse again, can abandon, save the trouble of cleaning.
To sum up, close mode compared to the single-point extruding of prior art, the rubber injecting valve that the present embodiment provides, adopts two gas circuit balance extruding, makes flexible pipe simultaneously both sides are stressed relatively, the in the situation that of less deformation, can realize the object of closing rubber injecting valve.
Above content is in conjunction with concrete preferred implementation further detailed description of the utility model, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of ordinary skill in the field; without departing from the concept of the premise utility; can also make some being equal to substitutes or obvious modification, and performance or purposes identical, all should be considered as belonging to protection domain of the present utility model.
Claims (7)
1. a clamping type rubber injecting valve, comprise valve body (001), valve gap (003) and piston (002), it is characterized in that: in the middle of described valve body (001), be equipped with the flexible pipe (007) of both ends open, valve body (001) left and right sides connects respectively valve gap (003); Described valve body (001) and valve gap (003), in cavity of the each self-forming in the both sides of described flexible pipe (007), are respectively provided with a described piston (002) in cavity, these two pistons (002) are on the same horizontal line vertical with flexible pipe (007); Described valve gap (003) one end is connected with valve body (001), and the other end is provided with air source inlet (004), in order to provide pressurized air with driven plunger (002) the relative both sides squeezing tube from flexible pipe (007), to close rubber injecting valve; Described piston (002) is connected with elastic member (005), rear described piston (002) is resetted in order to close in air source inlet (004), with release hose (007), opens rubber injecting valve.
2. clamping type rubber injecting valve as claimed in claim 1, is characterized in that: described flexible pipe (007) is outer is arranged with support tube (006), and described support tube (006) is fixedly connected with valve body (001).
3. clamping type rubber injecting valve as claimed in claim 2, is characterized in that: one end of described elastic member (005) is connected in described piston (002), and the other end is connected on described support tube (006).
4. clamping type rubber injecting valve as claimed in claim 3, is characterized in that: described elastic member is Compress Spring.
5. clamping type rubber injecting valve as claimed in claim 1, is characterized in that: the upper end open of described flexible pipe (007) is fluid input, and lower ending opening is fluid output; Also comprise hose adapter (008), described hose adapter (008) upper end is connected to described fluid output, and lower end is connected with pin mouth (010).
6. the clamping type rubber injecting valve as described in claim 1 to 5 any one, is characterized in that: described flexible pipe is disposable teflon hose.
7. the clamping type rubber injecting valve as described in claim 1 to 5 any one, is characterized in that: described valve gap place is provided with source of the gas micro-adjusting mechanism, in order to regulate compressed-air actuated pressure, thereby controls the extruding degree of described piston to flexible pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320756585.0U CN203604706U (en) | 2013-11-25 | 2013-11-25 | Clamping pipe type glue pouring valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320756585.0U CN203604706U (en) | 2013-11-25 | 2013-11-25 | Clamping pipe type glue pouring valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203604706U true CN203604706U (en) | 2014-05-21 |
Family
ID=50717380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320756585.0U Expired - Lifetime CN203604706U (en) | 2013-11-25 | 2013-11-25 | Clamping pipe type glue pouring valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203604706U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113510053A (en) * | 2020-06-10 | 2021-10-19 | 广东弗斯特螺杆阀有限公司 | Closure metering valve |
-
2013
- 2013-11-25 CN CN201320756585.0U patent/CN203604706U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113510053A (en) * | 2020-06-10 | 2021-10-19 | 广东弗斯特螺杆阀有限公司 | Closure metering valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140521 |
|
| CX01 | Expiry of patent term |