CN208670156U - A kind of suck back valve with cleaning device - Google Patents
A kind of suck back valve with cleaning device Download PDFInfo
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- CN208670156U CN208670156U CN201821176814.0U CN201821176814U CN208670156U CN 208670156 U CN208670156 U CN 208670156U CN 201821176814 U CN201821176814 U CN 201821176814U CN 208670156 U CN208670156 U CN 208670156U
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- glue
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- piston
- cleaning device
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Abstract
The utility model discloses a kind of suck back valves with cleaning device, including the first cylinder, into glue valve, plastic emitting valve and cleaning device, first piston and the first spring are equipped in first cylinder, first cylinder is equipped with the first air inlet, First piston bar is socketed in first spring, First piston bar lower end is equipped with the first sealing-plug, the plastic emitting valve bottom is equipped with gum outlet, described is equipped with glue-feeder into glue valve side wall, glue-feeder is connected to cleaning device, cleaning device includes the second cylinder, glue feeding channel and flushing channel, glue feeding channel is arranged in parallel with flushing channel and one end is connected, connectivity part is equipped with plunger shaft, second piston and second spring are equipped in second cylinder, second cylinder is equipped with the second air inlet, second piston bar is socketed in second spring, second piston bar lower end is equipped with the second sealing-plug.The utility model compared with prior art the advantages of be: the utility model is structurally reasonable, into glue, operation easy to clean, effectively prevent gum outlet water clock.
Description
Technical field
The utility model relates to suck back valve apparatus field, in particular to a kind of suck back valves with cleaning device.
Background technique
Suck back valve is also known as resorption type glue dispensing valve, is the important component of dispenser, is specially to control liquid, and incite somebody to action
Pouring liquid, smearing, encapsulating are in the equipment of product surface or interiors of products, and dispenser is due to generally using air pump to provide pressure
Dispensing is carried out, then it when air pump works repeatedly, since the indoor pressure of glue changes repeatedly, is easy in dispensing valve outlet
Leak adhesive causes water clock, wire drawing, in turn results in the waste of glue, and glue dispensing valve inner space is small, and it is slightly long easy to stop the time for dispensing glue
Cause to be detained glue exsiccation therein, to influence the size of gel quantity, so that dispensing precision is unstable, and manually unpicks and washes dispensing
The low efficiency of valve is also easy to influence the service life of glue dispensing valve.
Utility model content
The technical problems to be solved in the utility model is to overcome the above technological deficiency, provides a kind of stopping dispensing timely resorption
Glue reduces glue water clock, wire drawing and the waste to glue, while included cleaning device, and one kind convenient for safeguarding is with clear
The suck back valve of clean device.
In order to solve the above technical problems, technical solution provided by the utility model are as follows: a kind of resorption with cleaning device
Valve, including the first cylinder, into glue valve, plastic emitting valve and cleaning device, first cylinder, into glue valve and plastic emitting valve from top to bottom
It is sequentially connected setting, first piston and the first spring are equipped in first cylinder, is located on first cylinder sidewall
The top of first piston is equipped with the first air inlet, and the first piston can slide up and down in the first cylinder, and described the
One spring one end connects first piston, and the other end connects the first cylinder bottom, is socketed First piston bar in first spring,
The First piston bar upper end connects first piston, and the First piston bar lower end is passed through to be set in plastic emitting valve into glue valve,
The First piston bar is slidably matched with into glue valve, and the First piston bar lower end is equipped with the first sealing-plug, nature
Lower first sealing-plug is bonded with into glue valve bottom end, and the plastic emitting valve bottom is described into setting on glue valve side wall equipped with gum outlet
There is glue-feeder, described to be equipped with annular channel into connection glue-feeder inside glue valve, the annular channel lower end is connected to plastic emitting valve,
The glue-feeder connection is located at into the cleaning device on the outside of glue valve, and the cleaning device includes the second cylinder, glue feeding channel
And flushing channel, the flushing channel are located at the top of glue feeding channel, the glue feeding channel and flushing channel are arranged in parallel
And one end is connected, connectivity part is equipped with plunger shaft, and the plunger shaft is connected to glue-feeder close to being equipped with into the side of glue valve
Outlet, second cylinder correspond to the top that plunger shaft is set to flushing channel, are equipped with second piston in second cylinder
And second spring, second cylinder head be equipped with the second air inlet, the second piston can be in the second cylinder on
Lower slider, described second spring one end connect second piston, and the other end connects the second cylinder bottom, in the second spring
It is socketed second piston bar, the second piston bar upper end connects second piston, and the second piston bar lower end is set to piston
Intracavitary, the second piston bar lower end is equipped with the second sealing-plug that can be slided up and down in plunger shaft, and under natural conditions the
It is bonded at the top of two sealing-plugs and plunger shaft.
The utility model compared with prior art the advantages of be: elastic force is provided when the first spring reset and pushes piston convenient
Traction First piston bar move up, while drive the first sealing-plug move up with closely connect into glue valve bottom carry out break glue, cause out
Glue valve internal negative pressure avoids the water clock of glue, wire drawing, flushing channel and glue feeding channel to draw the glue resorption in exit
Common connection plunger shaft, by the cooperation conveniently regulating and controlling of second piston, second spring and the second sealing-plug, the second sealing-plug with
When flushing channel connects, facilitates glue to enter suck back valve by glue feeding channel, when the second sealing-plug is connect with glue feeding channel, stop
Only glue inputs, and flushing channel inputs cleaning solution, and suck back valve easy to clean facilitates operation into glue and cleaning overall-in-one control schema.
As an improvement, it is described into being to be tightly connected between glue valve and plastic emitting valve, outlet and glue-feeder, avoid suck back valve
Interior liquid leaks outward.
As an improvement, described into the first round table-like, described sealing-plug shape that glue valve bottom is small for upper end, lower end is big
Match with into glue valve bottom, facilitates glue to fall when into glue along the circumferential surface of the first sealing-plug, not will cause glue first
Accumulation on sealing-plug matches into glue valve bottom and the first sealing-plug, close connection when the first sealing-plug being facilitated to move up, shape
At the negative pressure state in plastic emitting valve, thus resorption glue.
As an improvement, the second sealing-plug upper/lower terminal is the upper and lower of symmetrical round table-like, described plunger shaft
Both ends are matched with the upper/lower terminal of the second sealing-plug respectively, facilitate the second sealing-plug moving down in plunger shaft, Yi Jiyu
The close connection of glue feeding channel and flushing channel.
As an improvement, the plastic emitting valve bottom is the arc of evagination, glue is avoided to spread in plastic emitting valve, it is convenient from out
Glue is discharged in Jiao Kou.
Detailed description of the invention
Fig. 1 is a kind of suck back valve structural schematic diagram with cleaning device of the utility model.
It is as shown in the figure: 1, first cylinder, 1.1, first piston, the 1.2, first spring, the 1.3, first air inlet, 1.4, first
Piston rod, 2, into glue valve, 2.1, glue-feeder, 2.2, annular channel, 3, plastic emitting valve, 3.1, gum outlet, 4, cleaning device, 4.1,
Two cylinders, 4.2, glue feeding channel, 4.3, flushing channel, the 5, first sealing-plug, the 6, second sealing-plug, 7, plunger shaft, 7.1, outlet,
8, second piston, 9, second spring, 10, second piston bar, the 11, second air inlet.
Specific embodiment
The following describes the utility model in further detail with reference to the accompanying drawings.
In conjunction with Fig. 1, a kind of suck back valve with cleaning device, including the first cylinder 1, into glue valve 2, plastic emitting valve 3 and cleaning
Device 4, first cylinder 1 are sequentially connected setting into glue valve 2 and plastic emitting valve 3 from top to bottom, in first cylinder 1
Equipped with first piston 1.1 and the first spring 1.2, the is equipped with positioned at the top of first piston 1.1 on 1 side wall of the first cylinder
One air inlet 1.3, the first piston 1.1 can slide up and down in the first cylinder 1, described 1.2 one end of the first spring
First piston 1.1 is connected, the other end connects 1 bottom of the first cylinder, is socketed First piston bar 1.4 in first spring 1.2,
1.4 upper end of First piston bar connects first piston 1.1, and 1.4 lower end of First piston bar passes through and is set into glue valve 2
In plastic emitting valve 3, the First piston bar 1.4 is slidably matched with into glue valve 2, and 1.4 lower end of First piston bar is equipped with the
One sealing-plug 5, the first sealing-plug 5 is bonded with into 2 bottom end of glue valve under natural conditions, and 3 bottom of plastic emitting valve is equipped with gum outlet
3.1, it is described to be equipped with glue-feeder 2.1 into 2 side wall of glue valve, it is described to be equipped with cyclic annular lead into connection glue-feeder 2.1 inside glue valve 2
Road 2.2,2.2 lower end of annular channel are connected to plastic emitting valve 3, and the connection of glue-feeder 2.1 is located at into the clear of 2 outside of glue valve
Clean device 4, the cleaning device 4 include the second cylinder 4.1, glue feeding channel 4.2 and flushing channel 4.3, and the cleaning is logical
Road 4.3 is located at the top of glue feeding channel 4.2, and the glue feeding channel 4.2 is arranged in parallel with flushing channel 4.3 and one end is connected
Logical, connectivity part is equipped with plunger shaft 7, and the plunger shaft 7 is close to be equipped with the outlet being connected to glue-feeder 2.1 into the side of glue valve 2
7.1, the corresponding plunger shaft 7 of second cylinder 4.1 is set to the top of flushing channel 4.3, is equipped in second cylinder 4.1
Second piston 8 and second spring 9 are equipped with the second air inlet 11 at the top of second cylinder 4.1, and the second piston 8 can
To slide up and down in the second cylinder 4.1, described 9 one end of second spring connects second piston 8, and the other end connects the second cylinder
4.1 bottoms, the second spring 9 is interior to be socketed second piston bar 10, and 10 upper end of second piston bar connects second piston
8,10 lower end of second piston bar is set in plunger shaft 7, and 10 lower end of second piston bar is equipped with can be in plunger shaft 7
The second sealing-plug 6 inside slided up and down is bonded at the top of the second sealing-plug 6 and plunger shaft 7 under natural conditions.
It is described into being to be tightly connected between glue valve 2 and plastic emitting valve 3, outlet 7.1 and glue-feeder 2.1, it is described into glue
It is round table-like that 2 bottom of valve is that upper end is small, lower end is big, and 5 shape of the first sealing-plug matches with into 2 bottom of glue valve, described
6 upper/lower terminal of the second sealing-plug be it is symmetrical round table-like, the upper/lower terminal of the plunger shaft 7 respectively with the second sealing-plug
6 upper/lower terminal matching, 3 bottom of plastic emitting valve are the arc of evagination.
In the specific implementation, by the first air inlet 1.3, into the first cylinder 1, first piston is compressed in air inlet to the utility model
1.1 move down, and first piston 1.1 moves down compression and the first spring 1.2 and First piston bar 1.4 promoted to move down, make the first sealing-plug 5 with
It is detached from into 2 bottom end of glue valve, annular channel 2.2 is then flowed through from glue-feeder 2.1 into glue by glue feeding channel 4.2 and is entered out
It in glue valve 3, finally flows out from gum outlet 3.1, is discharged in the first cylinder 1 when as long as stopping dispensing by the first air inlet 1.3
Gas, the first spring 1.2 in the first cylinder 1, which resets, to be provided elastic force dragging first piston 1.1 and moves up, to draw first piston
Bar 1.4 moves up, and drives the first sealing-plug 5 to move up and connect with into 2 sealed bottom of glue valve, is truncated into glue, the first sealing-plug 5, which moves up, to be made
The negative pressure generated inside plastic emitting valve 3 promotes 3.1 glue resorption of gum outlet, effectively prevents 3.1 water clock glue of gum outlet, needs clear
When washing, while to 4.1 air inlet of the first cylinder 1 and the second cylinder, guarantee the first sealing-plug 5 in plastic emitting valve with into 2 bottom end of glue valve
It is detached from, promotes second piston 8 to move down by air inlet in the second cylinder 4.1, to compress second spring 9 and push second piston bar
10 move down, and move down the second sealing-plug 6 in plunger shaft 7 and connect with 7 bottom end of plunger shaft, and truncation glue feeding channel 4.2 send the same of glue
When open flushing channel 4.3 and plunger shaft 7 connection, by flushing channel 4.3 input wash liquid stream through plunger shaft 7, flow through into
Enter plastic emitting valve 3 after glue mouth 2.1, annular channel 2.2, be discharged from gum outlet 3.1, completes the cleaning to suck back valve, stopping pair
4.1 air inlet of first cylinder 1 and the second cylinder makes the first sealing-plug 5 by the first spring 1.2 and the effect of the elastic force of second spring 9
It is returned to original state with the second sealing-plug 6, connect the first sealing-plug 5 with into 2 bottom end of glue valve, the second sealing-plug 6 and piston
7 top of chamber connection, in case next time uses.
The utility model and embodiments thereof are described above, this description is no restricted, shown in attached drawing
Be also one of the embodiments of the present invention, actual structure is not limited to this.All in all if this field
Those of ordinary skill is enlightened by it, without deviating from the purpose of the present invention, not inventively design with
The similar frame mode of the technical solution and embodiment, all should belong to the protection range of the utility model.
Claims (5)
1. a kind of suck back valve with cleaning device, it is characterised in that: including the first cylinder (1), into glue valve (2), plastic emitting valve (3)
With cleaning device (4), first cylinder (1) is sequentially connected setting into glue valve (2) and plastic emitting valve (3) from top to bottom, described
The first cylinder (1) in be equipped with first piston (1.1) and the first spring (1.2), positioned at the on described the first cylinder (1) side wall
The top of one piston (1.1) is equipped with the first air inlet (1.3), and the first piston (1.1) can be on the first cylinder (1) be interior
Lower slider, described the first spring (1.2) one end connect first piston (1.1), and the other end connects the first cylinder (1) bottom, institute
First piston bar (1.4) are socketed in the first spring (1.2) stated, the First piston bar (1.4) upper end connects first piston
(1.1), the First piston bar (1.4) lower end is passed through is set in plastic emitting valve (3) into glue valve (2), the First piston bar
(1.4) it is slidably matched with into glue valve (2), the First piston bar (1.4) lower end is equipped with the first sealing-plug (5), nature
Lower first sealing-plug (5) are bonded with into glue valve (2) bottom end, and plastic emitting valve (3) bottom is equipped with gum outlet (3.1), described
Glue-feeder (2.1) are equipped with into glue valve (2) side wall, it is described to be equipped with annular channel into connection glue-feeder (2.1) inside glue valve (2)
(2.2), the annular channel (2.2) lower end connection plastic emitting valve (3), the glue-feeder (2.1) connection are located at into glue valve (2)
The cleaning device (4) in outside, the cleaning device (4) include the second cylinder (4.1), glue feeding channel (4.2) and flushing channel
(4.3), the flushing channel (4.3) is located at the top of glue feeding channel (4.2), and the glue feeding channel (4.2) and cleaning are logical
Road (4.3) is arranged in parallel and one end is connected, and connectivity part is equipped with plunger shaft (7), and the plunger shaft (7) is close into glue valve (2)
Side be equipped with the outlet (7.1) that be connected to glue-feeder (2.1), second cylinder (4.1) corresponding plunger shaft (7) is set to clearly
It washes the top of channel (4.3), is equipped with second piston (8) and second spring (9) in second cylinder (4.1), described the
The second air inlet (11) are equipped at the top of two cylinders (4.1), the second piston (8) can be in the second cylinder (4.1) up and down
Sliding, the second spring (9) one end connect second piston (8), and the other end connects the second cylinder (4.1) bottom, described
Second piston bar (10) are socketed in second spring (9), the second piston bar (10) upper end connects second piston (8), described
Second piston bar (10) lower end be set in plunger shaft (7), second piston bar (10) lower end is equipped with can be in plunger shaft
(7) the second sealing-plug (6) slided up and down in is bonded at the top of the second sealing-plug (6) and plunger shaft (7) under natural conditions.
2. a kind of suck back valve with cleaning device according to claim 1, it is characterised in that: described into glue valve (2)
It is to be tightly connected between plastic emitting valve (3), outlet (7.1) and glue-feeder (2.1).
3. a kind of suck back valve with cleaning device according to claim 1, it is characterised in that: described into glue valve (2)
It is round table-like that bottom is that upper end is small, lower end is big, and the first sealing-plug (5) shape matches with into glue valve (2) bottom.
4. a kind of suck back valve with cleaning device according to claim 1, it is characterised in that: second sealing-plug
(6) upper/lower terminal is symmetrical round table-like, the upper/lower terminal of the plunger shaft (7) respectively with the second sealing-plug (6) it is upper,
Lower both ends matching.
5. a kind of suck back valve with cleaning device according to claim 1, it is characterised in that: the plastic emitting valve (3)
Bottom is the arc of evagination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821176814.0U CN208670156U (en) | 2018-07-24 | 2018-07-24 | A kind of suck back valve with cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821176814.0U CN208670156U (en) | 2018-07-24 | 2018-07-24 | A kind of suck back valve with cleaning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208670156U true CN208670156U (en) | 2019-03-29 |
Family
ID=65829565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821176814.0U Active CN208670156U (en) | 2018-07-24 | 2018-07-24 | A kind of suck back valve with cleaning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208670156U (en) |
-
2018
- 2018-07-24 CN CN201821176814.0U patent/CN208670156U/en active Active
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