CN210308968U - Filtering device of double-screw extruder - Google Patents
Filtering device of double-screw extruder Download PDFInfo
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- CN210308968U CN210308968U CN201921133434.3U CN201921133434U CN210308968U CN 210308968 U CN210308968 U CN 210308968U CN 201921133434 U CN201921133434 U CN 201921133434U CN 210308968 U CN210308968 U CN 210308968U
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- plunger
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- filter
- filter screen
- passageway
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- 238000001914 filtration Methods 0.000 title claims abstract description 123
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 24
- 239000011148 porous material Substances 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 2
- 238000007599 discharging Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 3
- 241001233242 Lontra Species 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a double screw extruder's filter equipment, including filtering the pedestal, be formed with feed inlet and discharge gate on filtering the pedestal, filter and seted up first filtration passageway and second filtration passageway in the pedestal, be equipped with first hydro-cylinder and second hydro-cylinder on filtering the side of pedestal, first plunger and second plunger are connected respectively to first hydro-cylinder and second hydro-cylinder, first plunger and second plunger are respectively from the first filtration passageway of lateral cross-flow and second filtration passageway, first plunger filter screen plate hole has been seted up on the first plunger, second plunger filter screen plate hole has been seted up on the second plunger, first plunger filter screen plate hole and second plunger filter screen plate downthehole all establish detachably and be connected with filter screen plate and filter screen. The utility model discloses a first plunger and second plunger move respectively and make and be in the on-state at the first filtration passageway of trade net in-process and second filtration passageway all the time to realize not shutting down and trade the net, guaranteed production security and improved production efficiency.
Description
Technical Field
The utility model relates to a double screw extruder technical field, concretely relates to double screw extruder's filter equipment.
Background
Chinese document CN207657148U (application date: 2017, 12, 05) discloses a filtering device of a twin-screw extruder, which comprises a screen changer, a mounting seat and a hydraulic cylinder, wherein the left side of the mounting seat is provided with a supporting frame, the left side of the hydraulic cylinder is provided with a hydraulic cylinder support, the hydraulic cylinder support is detachably connected with the supporting frame, the screen changer is fixedly connected with the front end of a piston of the hydraulic cylinder, the screen changer is provided with a first filter screen mounting hole and a second filter screen mounting hole, the first filter screen mounting hole and the second filter screen mounting hole are both detachably connected with a porous screen plate, and a filter screen is detachably connected in the porous screen plate, the utility model has the advantages that: the utility model discloses use the mode that three-layer filter screen butt-joint was connected, and then can effectually avoid the condition that impurity broke through the filter screen, increased effectual filter time simultaneously, also improved the stability of producing the product performance. However, when the screen changer of the technical scheme is used for switching the filter screens, the filtering device can have a short pause problem, the discharging of the filtering device is stopped for a short time, the accumulation of materials in the filtering device can lead to the pressure surge, and potential safety hazards exist.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a double screw extruder's filter equipment, it mainly solves it trades the net process and has the short duration ejection of compact problem of pausing that it is current double screw extruder's filter equipment, and the material is piled up and will be leaded to pressure to increase suddenly in the filter equipment, has technical problem such as potential safety hazard.
In order to achieve the purpose, the utility model is realized by the following technical proposal:
a filtering device of a double-screw extruder comprises a filtering seat body, wherein a feeding port and a discharging port are respectively formed at two opposite ends of the filtering seat body, a first filtering channel and a second filtering channel are formed in the filtering seat body, the first filtering channel and the second filtering channel are respectively communicated with the feeding port and the discharging port, a first oil cylinder and a second oil cylinder which are respectively arranged corresponding to the first filtering channel and the second filtering channel are arranged on the side surface of the filtering seat body, a first plunger and a second plunger are respectively connected to the end parts of piston rods of the first oil cylinder and the second oil cylinder, the first plunger and the second plunger respectively transversely penetrate through the first filtering channel and the second filtering channel from the side surface, a first plunger filtering screen hole which can be corresponding to the first filtering channel to enable the first filtering channel to be communicated is formed in the first plunger, a second plunger filtering screen hole which can be corresponding to the second filtering channel to enable the second filtering channel to be communicated is formed in the second plunger, equal detachably is connected with the filter screen board in first plunger filter screen diaphragm orifice and the second plunger filter screen diaphragm orifice, filters equal detachably and is connected with the filter screen in the filter screen board.
Furthermore, the first filtering channel and the second filtering channel are arranged in the filtering seat body in a vertical symmetry mode.
Further, first plunger and second plunger transversely run through whole filtration pedestal respectively from filtering pedestal side, and first plunger and second plunger cross respectively and filter first filtration passageway and the second filtration passageway in the pedestal, and first plunger and second plunger can filter the pedestal and control flexible relatively.
Furthermore, one end of the first plunger and one end of the second plunger are respectively connected with the end parts of the piston rods of the first oil cylinder and the second oil cylinder which are fixed on the side face of the filtering base body, and plunger limiting blocks are arranged at the other ends of the first plunger and the second plunger.
Furthermore, the filtering device of the double-screw extruder further comprises a support, the filtering seat body is connected to the support, and a feeding hole of the filtering seat body can be connected with an extruding cylinder of the bolt screw extruder.
Double screw extruder's filter equipment, following advantage has:
a feed inlet and a discharge outlet are respectively formed at two opposite ends of the filter base body, a first filter channel and a second filter channel are arranged in the filter base body, the first filter channel and the second filter channel are respectively communicated with the feed inlet and the discharge outlet, a first plunger and a second plunger respectively transversely penetrate through the first filter channel and the second filter channel from the side surface, a first plunger filter screen plate hole which can be corresponding to the first filter channel to enable the first filter channel to be communicated is arranged on the first plunger, a second plunger filter screen plate hole which can be corresponding to the second filter channel to enable the second filter channel to be communicated is arranged on the second plunger, when the first oil cylinder acts, a filter screen in the first plunger filter screen plate hole of the first plunger is pushed out of the base body to be filtered, so that a filter screen on the first plunger can be replaced, and at the moment, the first filter channel is blocked by the first plunger, and the second filter screen plate hole of the second plunger corresponds to the second filter channel, and the second filter channel is in a conducting state. After the filter screen in the filter screen hole of the first plunger piston is replaced, the first oil cylinder acts, the first plunger piston retracts, the filter screen hole of the first plunger piston corresponds to the first filter channel, and the first filter channel is communicated. Therefore, as long as the first oil cylinder and the second oil cylinder are controlled to stagger time and respectively act, two filtering channels in the filtering seat body can be always kept in conduction, so that the operation of changing the filter screen without stopping and feeding continuously can be realized, the safety and the smoothness of the production process are ensured, and the production efficiency is improved.
Drawings
Fig. 1 is a front view of the overall structure of the first plunger of the embodiment of the present invention when extended.
Fig. 2 is a rear view of the overall structure of the second plunger of the embodiment of the present invention when extended.
Fig. 3 is a plan view of fig. 1 (with the inlet and outlet partially cut away).
Fig. 4 is a side view of fig. 1 with the first and second cylinders removed.
Description of reference numerals:
1. filter pedestal, 2, first hydro-cylinder, 3, second hydro-cylinder, 4, first plunger, 5, second plunger, 6, support, 11, feed inlet, 12, discharge gate, 13, first filtration passageway, 14, second filtration passageway, 41, first plunger filter screen pore, 51, second plunger filter screen pore.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1 to 4, in the present embodiment, a filtering apparatus of a twin-screw extruder includes a filtering base 1, a feeding port 11 and a discharging port 12 are respectively formed at two opposite ends of the filtering base 1, a first filtering channel 13 and a second filtering channel 14 are formed in the filtering base 1, the first filtering channel 13 and the second filtering channel 14 are respectively communicated with the feeding port 11 and the discharging port 12, a first oil cylinder 2 and a second oil cylinder 3 respectively corresponding to the first filtering channel 13 and the second filtering channel 14 are disposed on a side surface of the filtering base 1, a first plunger 4 and a second plunger 5 are respectively connected to end portions of piston rods of the first oil cylinder 2 and the second oil cylinder 3, the first plunger 4 and the second plunger 5 respectively transversely penetrate through the first filtering channel 13 and the second filtering channel 14 from the side surface, a first plunger hole 41 capable of communicating the first filtering channel 13 corresponding to the first filtering channel 13 is formed on the first plunger 4, set up one on the second plunger 5 and filter the corresponding second plunger filter screen plate hole 51 that makes second filtration passageway 14 switch on with second filtration passageway 14, all detachably be connected with in first plunger filter screen plate hole 41 and the second plunger filter screen plate hole 51 and filter the otter board, filter all detachably and be connected with the filter screen in the otter board. In this embodiment, a feed inlet 11 and a discharge outlet 12 are respectively formed at two opposite ends of the filter base 1, a first filter channel 13 and a second filter channel 14 are formed in the filter base 1, the first filter channel 13 and the second filter channel 14 are respectively communicated with the feed inlet 11 and the discharge outlet 12, the first plunger 4 and the second plunger 5 respectively laterally penetrate through the first filter channel 13 and the second filter channel 14, the first plunger 4 is provided with a first plunger filter screen hole 41 capable of communicating with the first filter channel 13 correspondingly, the second plunger 5 is provided with a second plunger filter screen hole 51 capable of communicating with the second filter channel 14 correspondingly and the second filter channel 14 correspondingly, when the first cylinder 2 acts, the filter screen in the first plunger filter screen hole 41 of the first plunger 4 is pushed out of the filter base 1, so as to replace the filter screen on the first plunger 4, at this time, the first filter passage 13 will be blocked by the first plunger 4, and the second plunger filter screen hole 51 of the second plunger 5 corresponds to the second filter passage 14, and the second filter passage 14 is in a conducting state. After the filter screen in first plunger filter screen hole 41 of first plunger 4 is changed and is accomplished, first hydro-cylinder 2 moves, first plunger 4 retracts, make first plunger filter screen hole 41 corresponding and first filtration passageway 13 switch on first filtration passageway 13, and the same is said, when second hydro-cylinder 3 moves, the filter screen in second plunger filter screen hole 51 of second plunger 5 will be pushed out outside filtering pedestal 1, alright change the filter screen on second plunger 5, at this moment, second filtration passageway 14 will be blockked up by second plunger 5, and first plunger filter screen hole 41 of first plunger 4 is corresponding with first filtration passageway 13, first filtration passageway 13 is in the on-state. Therefore, as long as the first oil cylinder 2 and the second oil cylinder 3 are controlled to stagger time and act respectively, two filtering channels in the filtering base body 1 can be kept on all the time, so that the operation that the filter screen is changed without stopping and feeding can be continuously carried out is realized, the safety and the smoothness of the production process are ensured, and the production efficiency is improved.
Referring to fig. 1 to 4, in the present embodiment, preferably, the first filtering channel 13 and the second filtering channel 14 are disposed vertically symmetrically in the filtering holder body 1, preferably, the first plunger 4 and the second plunger 5 respectively transversely penetrate through the whole filtering holder body 1 from the side of the filtering holder body 1, and the first plunger 4 and the second plunger 5 respectively penetrate through the first filtering channel 13 and the second filtering channel 14 in the filtering holder body 1, and the first plunger 4 and the second plunger 5 can extend and retract left and right relative to the filtering holder body 1. In this embodiment, preferably, a sealing member may be provided at a position where the first filtering channel 13 meets the first plunger 4 and a position where the second filtering channel 14 meets the second plunger 5, so as to prevent the material flowing through the first filtering channel 13 and the second filtering channel 14 from leaking through a gap at a position where the first filtering channel 13 meets the first plunger 4 and a position where the second filtering channel 14 meets the second plunger 5. In this embodiment, first plunger 4 and the equal level setting of second plunger 5 and upper and lower distribution, under the promotion of first plunger 4 or second plunger 5 at the hydro-cylinder, the filter screen diaphragm orifice on first plunger 4 or the second plunger 5 will be pushed out by the level and filter pedestal 1, can change fast this moment and maintain the filter screen.
Referring to fig. 1 and 2, in this embodiment, one end of the first plunger 4 and one end of the second plunger 5 are respectively connected to the end of the piston rod of the first oil cylinder 2 and the end of the piston rod of the second oil cylinder 3 fixed on the side surface of the filter base 1, and the other end of the first plunger 4 and the other end of the second plunger 5 are both provided with a plunger limiting block.
Referring to fig. 1 and 2, in the embodiment, the filtering apparatus of the twin-screw extruder further includes a bracket 6, the filtering seat body 1 is connected to the bracket 6, and the feeding port 11 of the filtering seat body 1 can be connected to an extruding cylinder (not shown) of the bolt screw extruder.
The above-mentioned embodiments are only used for illustrating the technical solution of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; these modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention, and therefore, all other embodiments obtained by those skilled in the art without any creative effort fall within the protection scope of the present invention.
Claims (5)
1. A filter device of a double-screw extruder is characterized in that: including filtering pedestal (1), be formed with feed inlet (11) and discharge gate (12) respectively on filtering pedestal (1) relative both ends, it filters passageway (13) and second filtration passageway (14) to have seted up first filtration passageway (13) in filtering pedestal (1), first filtration passageway (13) and second filtration passageway (14) are equallyd divide and are linked together with feed inlet (11) and discharge gate (12) respectively, be equipped with first hydro-cylinder (2) and second hydro-cylinder (3) that correspond the setting with first filtration passageway (13) and second filtration passageway (14) respectively on the side of filtering pedestal (1), be connected with first plunger (4) and second plunger (5) respectively on the piston rod tip of first hydro-cylinder (2) and second hydro-cylinder (3), first plunger (4) and second plunger (5) are respectively from the side and are violently passed first filtration passageway (13) and second filtration passageway (14), it can be corresponding with first filtration passageway (13) to have seted up one on first plunger (4) and make first filtration passageway (14) filter the first filtration passageway (13) First plunger filter screen pore (41) that switch on sets up on second plunger (5) one can filter second filter screen pore (51) that passageway (14) corresponding messenger second filtered passageway (14) switched on with the second, and equal detachably is connected with filter plate in first plunger filter screen pore (41) and second plunger filter screen pore (51), and equal detachably is connected with the filter screen board in the filter screen board.
2. The twin-screw extruder filtering device according to claim 1, characterized in that: the first filtering channel (13) and the second filtering channel (14) are arranged in the filtering seat body (1) in a vertical symmetry manner.
3. The twin-screw extruder filtering device according to claim 2, characterized in that: first plunger (4) and second plunger (5) transversely run through whole filtration pedestal (1) respectively from filtering pedestal (1) side, and first plunger (4) and second plunger (5) cross first filtration passageway (13) and second filtration passageway (14) in filtering pedestal (1) respectively, and first plunger (4) and second plunger (5) can filter pedestal (1) and control flexible relatively.
4. The twin-screw extruder filtering device according to claim 3, characterized in that: one end of the first plunger (4) and one end of the second plunger (5) are respectively connected with the end parts of piston rods of the first oil cylinder (2) and the second oil cylinder (3) which are fixed on the side face of the filtering base body (1), and plunger limiting blocks are arranged at the other ends of the first plunger (4) and the second plunger (5).
5. The twin-screw extruder filtering device according to any one of claims 1 to 4, wherein: the filtering device of the double-screw extruder further comprises a support (6), the filtering seat body (1) is connected to the support (6), and a feeding hole (11) of the filtering seat body (1) can be connected with an extruding cylinder of the bolt screw extruder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921133434.3U CN210308968U (en) | 2019-07-18 | 2019-07-18 | Filtering device of double-screw extruder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921133434.3U CN210308968U (en) | 2019-07-18 | 2019-07-18 | Filtering device of double-screw extruder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210308968U true CN210308968U (en) | 2020-04-14 |
Family
ID=70124209
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921133434.3U Active CN210308968U (en) | 2019-07-18 | 2019-07-18 | Filtering device of double-screw extruder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210308968U (en) |
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2019
- 2019-07-18 CN CN201921133434.3U patent/CN210308968U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 361000 Room 501, No.9 Xinkang Road, Xinyang street, Haicang District, Xiamen City, Fujian Province Patentee after: Xiamen Tianyu New Material Technology Co.,Ltd. Address before: 361000 Room 501, No.9 Xinkang Road, Xinyang street, Haicang District, Xiamen City, Fujian Province Patentee before: XIAMEN TIANYU PLASTIC INDUSTRY Co.,Ltd. |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A filtration device for a twin-screw extruder Granted publication date: 20200414 Pledgee: Xiamen Haicang Sub branch of Agricultural Bank of China Co.,Ltd. Pledgor: Xiamen Tianyu New Material Technology Co.,Ltd. Registration number: Y2024980007383 |