CN219709652U - Double-column type melt filter with large-area filter screen - Google Patents
Double-column type melt filter with large-area filter screen Download PDFInfo
- Publication number
- CN219709652U CN219709652U CN202321226017.XU CN202321226017U CN219709652U CN 219709652 U CN219709652 U CN 219709652U CN 202321226017 U CN202321226017 U CN 202321226017U CN 219709652 U CN219709652 U CN 219709652U
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- Prior art keywords
- filter
- filter screen
- plunger
- hole
- main part
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- 238000001914 filtration Methods 0.000 claims abstract description 22
- 238000007599 discharging Methods 0.000 claims description 2
- 230000009977 dual effect Effects 0.000 claims 6
- 238000004519 manufacturing process Methods 0.000 description 10
- 239000004745 nonwoven fabric Substances 0.000 description 6
- 239000011148 porous material Substances 0.000 description 6
- 238000009987 spinning Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000004750 melt-blown nonwoven Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model relates to a double-column type melt filter of a large-area filter screen, which comprises a hydraulic cylinder, a plunger and a main body, wherein the front surface of the main body is provided with a feed inlet, the back surface of the main body is provided with a discharge outlet, two mounting holes which are arranged side by side and penetrate through the left surface and the right surface of the main body are arranged on the main body, one end of each plunger is connected with the hydraulic cylinder, the other end of each plunger penetrates through the corresponding mounting hole to be sealed in a sliding manner, the plunger is driven by the hydraulic cylinder to move in the mounting hole, the feed inlet and the discharge outlet are respectively communicated with the two mounting holes, two filter holes are arranged on each plunger, and detachable filter screens are respectively arranged in the filter holes. The advantages are that: the filter screen with the semicircular arc surface further improves the filter area; the design of two filtering holes of the plunger shortens the working time of a single plunger and avoids damage.
Description
Technical Field
The utility model relates to a double-column type melt filter with a large-area filter screen.
Background
In the production process of the spinning melt method non-woven fabric, a melt filter is used for filtering the high polymer melt, so that impurities in the melt can be effectively removed, protection is provided for a downstream spinneret plate, and the shutdown cleaning frequency of a production line is reduced. The hydraulic double-column melt filter has the advantages of small volume, short melt residence time, convenient and quick operation, no need of chemical cleaning or incineration treatment on the filter screen, and the like, can realize the online replacement of the filter screen without stopping, and can be widely applied in the current production process of the spunbonded and melt-blown nonwoven fabric.
Along with the continuous progress of the production and manufacturing technology of the spinning melt non-woven fabric, more and more novel polymers or multi-component polymers are applied to the production of the spinning melt non-woven fabric, and the spinning melt non-woven fabric product also finds new application in more application scenes, and the new materials, new processes and new application have higher technical requirements on the production and manufacturing of the spinning melt non-woven fabric. The production and manufacture of the spinning melt method nonwoven fabric generally progress to the high yield, high speed, high precision and high automation.
The existing double-column melt filtering area can not meet the existing requirements, and the single-column operation time is long, so that the damage is easy to occur.
Disclosure of Invention
The utility model aims to solve the defects in the prior art and provides a double-column type melt filter with a large-area filter screen.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a double column formula fuse-element filter of large tracts of land filter screen, includes pneumatic cylinder, plunger and main part, and the main part openly is equipped with the feed inlet, and the main part back is equipped with the discharge gate, and is equipped with two mounting holes side by side and runs through the main part left and right sides in the main part, and pneumatic cylinder is connected to two plunger one ends, and the other end passes corresponding mounting hole sliding seal respectively, is moved in the mounting hole by pneumatic cylinder drive plunger, and feed inlet and discharge gate communicate two mounting holes respectively, be equipped with two filtration holes on the plunger, be equipped with removable filter screen in the filtration hole respectively.
Further, the detachable filter screen is a round filter screen and an oval filter screen.
Further, the detachable filter screen is a filter screen with a semicircular arc surface, and the filter screen with the semicircular arc surface is detachably arranged on a sinking table surface facing the feed inlet.
Further, two filter holes are connected by a controllable vent hole for exhausting.
Further, each filter hole is communicated with one exhaust hole.
Further, the vent hole is located laterally rearward of the filter hole.
Further, the side of the filtering hole facing the feeding hole is larger than the side of the filtering hole facing the discharging hole, and a sinking table surface is formed in the middle.
The beneficial effects of the utility model are as follows: the filter screen with the semicircular arc surface further improves the filter area; the design of two filtering holes of the plunger shortens the working time of a single plunger and avoids damage.
Drawings
Fig. 1 is a structural diagram of the first embodiment of the present utility model.
Fig. 2 is a structural diagram of the second embodiment of the present utility model.
Fig. 3 is a side view of the body.
Fig. 4 is a structural view of a filter screen of a semicircular arc surface.
Fig. 5 is a diagram of the plunger structure.
Fig. 6 is a diagram showing the structure of the filter screen mounting in embodiment 1.
Fig. 7 is a diagram showing the structure of the filter screen mounting in embodiment 2.
Description of the embodiments
The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to fig. 1 to 7 of the embodiments of the present utility model, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments.
Embodiment 1 refers to fig. 1-6, a double column type melt filter of large tracts of land filter screen, includes pneumatic cylinder 3, plunger 2 and main part 1, and the main part openly is equipped with feed inlet 4, and the main part back is equipped with discharge gate 5, and is equipped with two mounting holes 6 of side by side and running through the main part left and right sides in the main part, and pneumatic cylinder is connected to two plungers one end, and the other end passes corresponding mounting hole sliding seal respectively, is driven the plunger by the pneumatic cylinder and removes in the mounting hole, and feed inlet and discharge gate communicate two mounting holes respectively, be equipped with two filtration holes 7 on the plunger, be equipped with removable filter screen 8 in the filtration hole respectively.
A double-column melt filter with a large-area filter screen is characterized in that a detachable filter screen 8 is a circular or elliptic filter screen.
The double-column melt filter with the large-area filter screen is characterized in that the detachable filter screen 8 is a filter screen with a semicircular arc surface, and the filter screen with the semicircular arc surface is detachably arranged on a sinking table surface facing the feed inlet.
A double-column melt filter with a large-area filter screen is characterized in that two filter holes are connected by a controllable vent hole for exhausting.
A double-column melt filter with a large-area filter screen, wherein each filter hole is communicated with a controllable exhaust hole.
A double-column melt filter with a large-area filter screen is provided, wherein the exhaust hole is positioned at the rear side of the filter hole.
A double-column melt filter with a large-area filter screen is characterized in that the side of a filter hole facing a feed inlet is larger than the side of the filter hole facing a discharge outlet, and a sinking table surface is formed in the middle. The convex end of the filter screen with the semicircular arc surface is arranged at the side of the feed inlet.
A double-column melt filter with a large-area filter screen is provided with positioning scales on the outer surfaces of two plungers.
A double-column melt filter with a large-area filter screen is provided, and a sliding seal is arranged between a plunger and a mounting hole.
When the semicircular arc-shaped filter screen in one filter hole on one plunger needs to be replaced, the hydraulic cylinder drives the plunger to move, one filter hole moves out of the main body, and the other filter hole is connected with the feed inlet and the discharge outlet.
Example 2 referring to fig. 7, a double-column melt filter with a large area filter screen, the detachable filter screen 8 may also be cylindrical, and the discharge port is communicated with the inside of the cylinder. The detachable filter screen outside intercommunication feed inlet, the vertical installation of detachable filter screen is in filtration pore 7, and leaves the clearance between detachable filter screen and the filtration pore lateral wall, and the material can encircle detachable filter screen and get into the intercommunication discharge gate, and both ends and filtration pore upper and lower wall sealing connection about the detachable filter screen, and the feed inlet setting is at filtration pore upper wall.
Embodiment 3 a double column type melt filter of large tracts of land filter screen, including pneumatic cylinder 3, plunger 2 and main part 1, the main part openly is equipped with feed inlet 4, and the main part back is equipped with discharge gate 5, and is equipped with two mounting holes 6 of just running through the main part left and right sides side by side in the main part, and the pneumatic cylinder is connected to two plunger one ends, and the other end passes corresponding mounting hole sliding seal respectively, is moved in the mounting hole by pneumatic cylinder drive plunger, and feed inlet and discharge gate communicate two mounting holes respectively, be equipped with two filtration pore 7 on the plunger, be equipped with detachable filter screen 8 in the filtration pore respectively.
The double-column melt filter with the large-area filter screen is characterized in that the detachable filter screen 8 is a filter screen with a semicircular arc surface, and the filter screen with the semicircular arc surface is detachably arranged on a sinking table surface facing the feed inlet.
The double-column melt filter with the large-area filter screen has the advantages that the side, facing the feed inlet, of the filter hole is larger than the side, facing the discharge outlet, of the filter hole, and a sinking table surface is formed in the middle; the convex end of the filter screen with the semicircular arc surface extends into the side of the discharge port. The concave surface can better hold impurities.
The present utility model is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present utility model and the inventive concept thereof, can be replaced or changed within the scope of the present utility model.
Claims (7)
1. The utility model provides a double column formula melt filter of large tracts of land filter screen, includes pneumatic cylinder, plunger and main part, its characterized in that: the main part openly is equipped with the feed inlet, and the main part back is equipped with the discharge gate, and is equipped with two mounting holes side by side and runs through the main part left and right sides in the main part, and pneumatic cylinder is connected to two plunger one ends, and the other end passes corresponding mounting hole sliding seal respectively, is moved in the mounting hole by pneumatic cylinder drive plunger, and feed inlet and discharge gate communicate two mounting holes respectively, be equipped with two filtration holes on the plunger, be equipped with removable filter screen in the filtration hole respectively.
2. A dual post melt filter for large area filter screens as defined in claim 1 wherein: the detachable filter screen is a round and oval filter screen.
3. A dual post melt filter for large area filter screens as defined in claim 1 wherein: the detachable filter screen is a filter screen with a semicircular arc surface, and the filter screen with the semicircular arc surface is detachably arranged on a sinking table surface facing the feed inlet.
4. A dual post melt filter for large area filter screens as defined in claim 1 wherein: the two filter holes are connected by a controllable vent hole for exhausting.
5. A dual post melt filter for large area filter screens as defined in claim 1 wherein: each filtering hole is communicated with one exhaust hole.
6. A dual post melt filter for large area filter screens as defined in claim 1 wherein: the exhaust hole is positioned at the side rear of the filtering hole.
7. A dual post melt filter for large area filter screens as defined in claim 1 wherein: the side of the filtering hole facing the feeding hole is larger than the side of the filtering hole facing the discharging hole, and a sinking table surface is formed in the middle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321226017.XU CN219709652U (en) | 2023-05-17 | 2023-05-17 | Double-column type melt filter with large-area filter screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321226017.XU CN219709652U (en) | 2023-05-17 | 2023-05-17 | Double-column type melt filter with large-area filter screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219709652U true CN219709652U (en) | 2023-09-19 |
Family
ID=87982860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321226017.XU Active CN219709652U (en) | 2023-05-17 | 2023-05-17 | Double-column type melt filter with large-area filter screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219709652U (en) |
-
2023
- 2023-05-17 CN CN202321226017.XU patent/CN219709652U/en active Active
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