CN210050329U - Melt valve for producing solar backboard diaphragm color master batch - Google Patents
Melt valve for producing solar backboard diaphragm color master batch Download PDFInfo
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- CN210050329U CN210050329U CN201920871508.7U CN201920871508U CN210050329U CN 210050329 U CN210050329 U CN 210050329U CN 201920871508 U CN201920871508 U CN 201920871508U CN 210050329 U CN210050329 U CN 210050329U
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Abstract
The utility model discloses a fuse-element valve is used in production of solar energy backplate diaphragm masterbatch, including the case driving piece, case and disk seat, the case cooperation sets up in the cooperation through-hole of disk seat, the case driving piece is connected with the case, be provided with feed port and discharge opening in the disk seat, the both sides at the cooperation through-hole are established respectively to feed port and discharge opening, be provided with first passageway and second passageway in the case, first passageway is used for communicating with each other with feed port and discharge opening, the second passageway is used for communicating with each other with the feed port, the case is straight prism shape, the feed inlet of first passageway, the feed inlet of discharge gate and second passageway all is located the side of case. The melt valve for producing the solar backboard diaphragm color master batch adopts the straight prism-shaped valve core, and utilizes the end angle of the straight prism to cut off the melt in the gap, so that the problem of unsmooth movement of the valve core caused by filling the melt in the gap is solved, the service life of the melt switching valve is long, and the maintenance cost is low.
Description
Technical Field
The utility model relates to a masterbatch production facility technical field, concretely relates to melt valve is used in production of solar energy backplate diaphragm masterbatch.
Background
In the production process of the solar backboard diaphragm color master batch, the initial discharge of an extruder needs to be led out as waste due to unstable components, the subsequent discharge after the components are stable is led into a melt filtering device and a granulating device, and the reversing leading-out of the melt is completed by a melt switching valve.
The structure of fuse-element diverter valve is disk seat, case, hydro-cylinder and hydro-cylinder support piece, and the hydro-cylinder is used for driving the plug to go up and down, and the fixed setting of cylinder body of hydro-cylinder is on hydro-cylinder support piece top, two fuse-element passageways about being provided with in the case: one melt channel is linear and is connected with the melt filter piece, and the discharge hole of the other melt channel is positioned on the bottom surface of the valve core. The case among the prior art is mostly cylindrical, and through long-time use, the following technical problem appears easily in the fuse-element diverter valve of cylindrical case: the melt is easily filled in the gap between the valve core and the valve seat, although the heating device is arranged in the valve seat, the melt can be melted, and the resistance between the valve core and the valve seat in the lifting process of the valve core is reduced, the gap between the valve core and the valve seat is smooth, the melt filling amount is further increased to form circumferential melt adhesion, the melt valve needs to be replaced in time, and further the maintenance cost of the melt switching valve is high.
Therefore, there is a need for structural improvement of the melt valve for producing the color master batch of the solar backboard diaphragm in the prior art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the defect that exists among the prior art, provide a melt valve is used in production of solar energy backplate diaphragm masterbatch, the arris of straight prism shape case has the effect of cutting off the fuse-element between the case disk seat, makes melt valve life longer.
Realize above-mentioned technological effect, the utility model discloses a technical scheme does: the utility model provides a production of solar energy backplate diaphragm masterbatch is with fuse-element valve, includes case driving piece, case and disk seat, the case cooperation sets up in the cooperation through-hole of disk seat, the case driving piece is connected with the case, be provided with feed port and discharge opening in the disk seat, feed port and discharge opening divide and establish the both sides of cooperation through-hole, be provided with first passageway and second passageway in the case, first passageway is used for communicating with each other with feed port and discharge opening, the second passageway is used for communicating with each other with the feed port, its characterized in that, the case is the prismoid form, the feed inlet of first passageway, discharge gate and the feed inlet of second passageway all are located the side of case.
The preferable technical scheme is that the valve core is in a shape of a straight quadrangular prism, and the bottom surface of the valve core is rectangular or trapezoidal.
The preferable technical scheme is that the feed inlet and the discharge outlet of the first channel and the feed inlet of the second channel are positioned on a first side surface of the valve core, the inner side surface of the valve seat in clearance fit with the first side surface is a second side surface, the first side surface and/or the second side surface are/is provided with a melt overflow groove, the melt overflow groove and the feed inlet and/or the discharge outlet are/is arranged at intervals, and the axial direction of the melt overflow groove is consistent with the movement direction of the valve core and penetrates through the corresponding valve core and/or the corresponding valve seat.
The preferable technical scheme is that the melt overflow groove is arranged at the two sides of the feed inlet and the discharge outlet of the first channel and the feed inlet of the second channel.
The preferable technical scheme is that a melt push rod is arranged in the melt overflow groove and is connected with the valve seat through a push rod driving piece.
The valve core driving part is a linear cylinder or a linear oil cylinder, a cylinder body of the linear cylinder or the linear oil cylinder is connected with the valve seat through a support rod, and a piston rod of the linear cylinder or the linear oil cylinder is connected with the valve core.
The preferable technical scheme is that the device further comprises a heating element, wherein the heating element is arranged on the periphery of the valve core, and/or the heating element is arranged in a mounting hole adjacent to the melt overflow groove.
The utility model has the advantages and the beneficial effects that:
the melt valve for producing the solar backboard diaphragm color master batch adopts the straight prism-shaped valve core, the melt channel orifices positioned at two sides of the gap are arranged on the side surface but not on the side edges, and the end angle of the straight prism is utilized to cut off the melt in the gap, so that the problem of unsmooth movement of the valve core caused by filling the melt in the gap is solved.
Drawings
FIG. 1 is a schematic structural view of a valve seat and a second channel in embodiment 1 of a melt valve for producing a solar back plate diaphragm color master batch of the present invention;
FIG. 2 is a schematic view showing the structure in which the valve seat of embodiment 1 communicates with the first passage;
FIG. 3 is a schematic structural view of a valve core in embodiment 2 of the melt valve for producing the solar back plate diaphragm color master batch of the present invention;
FIG. 4 is a plan view of a valve element and a valve seat in embodiment 3;
FIG. 5 is an enlarged view of a portion of FIG. 4;
FIG. 6 is a schematic structural view of embodiment 3.
In the figure: 1. a spool drive; 2. a valve core; 21. a first channel; 22. a second channel; 3. a valve seat; 31. a feed port; 32. a discharge hole; 4. a support bar; 5. a melt overflow trough; 6. a melt pushing rod; 7. a second linear cylinder; 8. a heating element; a. a mating through hole; b. a first side surface; c. a second side.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
Valve core
The valve core is in a shape of a straight prism, preferably, the valve core is in a shape of a quadrangular prism, a pentagonal prism or a hexagonal prism, and further, the valve core is in a shape of a quadrangular prism. The bottom surface of the quadrangular prism is rectangular or trapezoidal. In order to ensure the smooth reciprocating motion of the valve core, the bottom surface of the quadrangular prism is preferably rectangular or isosceles trapezoid.
The number of the edges is more than 6, the cutting-off function of the side edges of the valve core is not obvious, and the service life of the melt valve is not obviously prolonged. When the feeding hole of the first channel, the discharging hole and the feeding hole of the second channel are on the side edges of the valve cores, the melt is easier to fill in the gap of the valve core valve seat, and the service life of the melt valve is not prolonged.
First and second channels
Generally, the motion direction of the valve core is the vertical lifting direction, the first channel and the second channel are arranged in the vertical direction, the feed inlet and the discharge outlet of the first channel are arranged on the opposite vertical side surfaces of the valve core, the feed inlet of the second channel and the feed inlet of the first channel are arranged on the same vertical side surface, the feed inlet of the second channel is positioned below the feed inlet of the first channel, and the discharge outlet of the second channel is arranged on the bottom surface of the valve core.
Melt overflow trough
The function of the melt overflow channel is to block the movement of the melt in the gap. Specifically, the feed inlet and the discharge outlet of the first channel and the feed inlet of the second channel are positioned on a first side surface of the valve core, the inner side surface of the valve seat in clearance fit with the first side surface is a second side surface, the melt overflow groove is arranged on the first side surface and/or the second side surface, and further, the melt overflow groove on the first side surface and the melt overflow groove on the second side surface are combined into a through hole penetrating through the valve seat of the valve core.
An operator can regularly clean the melt in the melt overflow groove by adopting a split push rod, or the push rod is driven by a push rod driving piece connected with a valve seat to penetrate into the melt overflow groove, so that the melt overflow groove is cleaned.
Heating element
The heating element is used for ensuring that the melt in the valve body and the valve core is maintained in a molten state, and in order to further ensure that the melt in the melt overflow groove is smoothly cleared by the melt push rod, the preferred heating element is also arranged adjacent to the melt overflow groove, and further, the heating element is an electric heating rod, the melt overflow groove is provided with an assembly hole adjacent to the assembly hole, and the electric heating rod is inserted into the assembly hole.
Example 1
As shown in fig. 1-2, the melt valve for producing the solar backboard diaphragm color master batch in embodiment 1 includes a valve core driving member 1, a valve core 2 and a valve seat 3, the valve core 2 is disposed in a matching through hole a of the valve seat 3 in a matching manner, the valve core driving member 1 is connected with the valve core 2, a feeding hole 31 and a discharging hole 32 are disposed in the valve seat 3, the feeding hole 31 and the discharging hole 32 are respectively disposed at two sides of the matching through hole a, a first channel 21 and a second channel 22 are disposed in the valve core 2, the first channel 21 is communicated with the feeding hole 31 and the discharging hole 32, the second channel 22 is communicated with the feeding hole 31, the valve core 2 is in a shape of a straight prism, and a feeding port and a discharging port of the first channel 21 and a feeding port of the second.
The valve core 2 is in a shape of a straight quadrangular prism, and the bottom surface of the valve core 2 is rectangular.
The valve core driving part 1, the valve core 2 and the valve seat 3 in the embodiment 1 are sequentially arranged from top to bottom, the valve core driving part 1 is a first linear oil cylinder, and a cylinder body of the first linear oil cylinder is connected with the valve seat 3 through a support rod 4.
Example 2
As shown in fig. 3, example 2 is based on example 1, with the difference that: the feed inlet and the discharge outlet of the first channel 21 and the feed inlet of the second channel 22 are located on a first side surface b of the valve core 2, the inner side surface of the valve seat 3 in clearance fit with the first side surface b is a second side surface c, a melt overflow groove 5 is arranged on the first side surface b, the axial direction of the melt overflow groove 5 is consistent with the movement direction of the valve core 2, and the melt overflow groove 5 penetrates through the corresponding valve core 2.
In embodiment 2, the feed inlet of the first channel 21 and the feed inlet of the second channel 22 are disposed up and down, the melt overflow groove 5 is disposed on both sides of the feed inlet of the first channel 21 and the feed inlet of the second channel 22, and the melt overflow groove 5 is further disposed on both sides of the discharge outlet of the first channel 22.
Example 3
As shown in fig. 4 to 6, embodiment 3 is based on embodiment 2 except that the melt overflow groove 5 is provided on a first side surface b and a second side surface c, and the melt overflow grooves 5 having semicircular cross sections on the first side surface b and the second side surface c are oppositely provided to be combined into a vertical cylindrical through hole penetrating the valve seat 3 of the spool 2.
A melt push rod 6 is arranged in the melt overflow groove 5, the melt push rod 6 is connected with the valve seat 3 through a second linear oil cylinder 7, specifically, a cylinder body of the second linear oil cylinder 7 is connected with the valve seat through a connecting piece, and a piston rod of the second linear oil cylinder 7 is connected with the melt push rod 6.
In example 3, a heating element 8 was also provided, and the heating element 8 was provided in a fitting hole adjacent to the overflow launder 5.
When the extruder is initially discharged, the second channel 22 in the valve core 2 is communicated with the feeding hole 31 in the valve seat 3, the discharging hole of the second channel 22 is positioned below the valve core 2, and the melt falls into the waste material groove below the valve core 2 through the feeding hole 31 of the valve seat 3 and the second channel 22. After the extruder discharges for a period of time, components in the melt tend to a preset value, the valve core driving piece 1 is started to adjust the position of the valve core to the first channel 21, the first linear oil cylinder is communicated with the feeding hole 31 and the discharging hole 32 in the valve seat 3, and the melt enters the melt filtering assembly and the granulating assembly through the feeding hole 31 of the valve seat 3, the first channel 21 and the discharging hole 32 of the valve seat 3.
The cubic filter element 2 in the embodiment 1 has right-angled side edges which cut off the melt in the gap of the valve seat 3 of the valve element 2, ensuring that the valve element 2 can smoothly move up and down along the matching through hole a.
In embodiment 2, the first side surface b is provided with the melt overflow groove 5, and the melt overflow groove 5 is respectively arranged on both sides of the feeding hole of the first channel 21 and the second channel 22 and on both sides of the discharging hole of the second channel 22.
In the embodiment 3, the melt overflow grooves 5 on the first side surface b and the second side surface c are combined into through holes, at intervals, the melt push rod 6 moves downwards under the drive of the second linear oil cylinder 7 to push the melt out of the through holes and fall into the waste material tank below the valve core 2, and then the melt push rod 6 is driven by the second linear oil cylinder 7 to move upwards for standby.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. The utility model provides a production of solar energy backplate diaphragm masterbatch is with fuse-element valve, includes case driving piece, case and disk seat, the case cooperation sets up in the cooperation through-hole of disk seat, the case driving piece is connected with the case, be provided with feed port and discharge opening in the disk seat, feed port and discharge opening divide and establish the both sides of cooperation through-hole, be provided with first passageway and second passageway in the case, first passageway is used for communicating with each other with feed port and discharge opening, the second passageway is used for communicating with each other with the feed port, its characterized in that, the case is the prismoid form, the feed inlet of first passageway, discharge gate and the feed inlet of second passageway all are located the side of case.
2. The melt valve for producing the solar backboard diaphragm color master batch according to claim 1, wherein the valve core is in a shape of a straight quadrangular prism, and the bottom surface of the valve core is rectangular or trapezoidal.
3. The melt valve for producing the solar backboard diaphragm color master batch according to claim 1, wherein the feeding hole and the discharging hole of the first channel and the feeding hole of the second channel are positioned on a first side surface of the valve core, the inner side surface of the valve seat in clearance fit with the first side surface is a second side surface, a melt overflow groove is arranged on the first side surface and/or the second side surface, the melt overflow groove is arranged at intervals with the feeding hole and/or the discharging hole, and the axial direction of the melt overflow groove is consistent with the movement direction of the valve core and penetrates through the corresponding valve core and/or the corresponding valve seat.
4. The melt valve for producing solar backboard diaphragm color masterbatch according to claim 3, wherein the melt overflow groove is arranged at two sides of the feeding hole, the discharging hole of the first channel and the feeding hole of the second channel.
5. The melt valve for producing solar backboard diaphragm color masterbatch according to claim 4, wherein a melt push rod is arranged in the melt overflow groove, and the melt push rod is connected with the valve seat through a push rod driving member.
6. The melt valve for producing the solar backboard diaphragm color master batch according to claim 1, wherein a valve core driving piece, a valve core and a valve seat are sequentially arranged from top to bottom, the valve core driving piece is a linear air cylinder or a linear oil cylinder, a cylinder body of the linear air cylinder or the linear oil cylinder is connected with the valve seat through a support rod, and a piston rod of the linear air cylinder or the linear oil cylinder is connected with the valve core.
7. The melt valve for solar back plate membrane color masterbatch production according to claim 5, further comprising a heating element disposed at an outer periphery of the spool and/or disposed in a fitting hole adjacent to the melt overflow channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920871508.7U CN210050329U (en) | 2019-06-11 | 2019-06-11 | Melt valve for producing solar backboard diaphragm color master batch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920871508.7U CN210050329U (en) | 2019-06-11 | 2019-06-11 | Melt valve for producing solar backboard diaphragm color master batch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210050329U true CN210050329U (en) | 2020-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920871508.7U Active CN210050329U (en) | 2019-06-11 | 2019-06-11 | Melt valve for producing solar backboard diaphragm color master batch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210050329U (en) |
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2019
- 2019-06-11 CN CN201920871508.7U patent/CN210050329U/en active Active
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