CN211486682U - Plate filter press for production of polyether-ether-ketone polymer - Google Patents
Plate filter press for production of polyether-ether-ketone polymer Download PDFInfo
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- CN211486682U CN211486682U CN201922157926.2U CN201922157926U CN211486682U CN 211486682 U CN211486682 U CN 211486682U CN 201922157926 U CN201922157926 U CN 201922157926U CN 211486682 U CN211486682 U CN 211486682U
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Abstract
The utility model discloses a plate filter press is used in production of polyether ether ketone polymer, including the support to and install filter-pressing box and two pneumatic cylinders on the support, the inside filter-pressing mechanism that is equipped with two levels relative of filter-pressing box, the bottom of filter-pressing box is equipped with the discharge gate, and the discharge gate below is connected with the storage case, and the both sides wall bottom of filter-pressing box respectively is equipped with a liquid outlet, and the liquid outlet passes through the suction pump with the liquid reserve tank respectively and links to each other. The utility model discloses be equipped with two relative filter-pressing mechanisms in the filter-pressing box body, can carry out solid-liquid separation to polyether ether ketone polymer thick liquid fast through synchronous extrusion to be equipped with the air inlet on the filter-pressing box body, usable gas carries out solid starting material and disperses, is convenient for discharge from the discharge gate and arranges into the storage case and collect. In a word, the utility model has the advantages of the filter-pressing is quick and be convenient for unload.
Description
Technical Field
The utility model belongs to the technical field of filtration equipment, concretely relates to plate filter press is used in polyether ether ketone polymer production.
Background
Polyether-ether-ketone (PEEK) is a novel semi-crystalline aromatic thermoplastic engineering plastic which is successfully researched and developed in the end of the 70 th 20 th century, the solid-liquid separation of polyether-ether-ketone polymer slurry is needed in the preparation process, and finally the separated solid is a polyether-ether-ketone polymer raw material.
The current commonly used solid-liquid separation equipment is a traditional plate filter press, and compared with other solid-liquid separation equipment, a filter cake filtered by the plate filter press has higher solid content and excellent separation effect. However, the traditional plate filter press adopts a mode that one end is fixed and the other end moves to extrude the single surface, the extruding speed is slow, and the solid-liquid separation efficiency is relatively low.
The solid-liquid separation needs filtrate, and the solid filter material is needed by the separation of polyether-ether-ketone polymers, so that the filtrate is relatively easy to collect, and the solid filter material extruded into a filter cake is not easy to collect, and needs to be manually disassembled and collected, so that the working efficiency is low, and the filter cloth is easy to damage.
SUMMERY OF THE UTILITY MODEL
To the technical problem who exists more than, the utility model provides a plate filter press is used in polyether ether ketone polymer production can realize that the filter-pressing is quick, the convenient purpose of unloading.
The technical scheme of the utility model is that: the utility model provides a plate filter press is used in production of polyether ether ketone polymer, which comprises a bracket, and install filter-pressing box and two pneumatic cylinders on the support, filter-pressing box inside is equipped with two filter-pressing mechanisms that the level is relative, filter-pressing mechanism is including the filter-pressing dish that is equipped with a plurality of filtration pores, and fix the filter cloth at the filter-pressing dish inboard through the hoop, the filter-pressing dish outside is continuous with the pneumatic cylinder that corresponds through hydraulic stem through filter-pressing box lateral wall respectively, it can prevent liquid leakage to be equipped with the sealing washer between hydraulic stem and the filter-pressing box lateral wall, filter-pressing box's top is equipped with the inlet, be equipped with valve one on the inlet, filter-pressing box's bottom is equipped with the discharge gate, be equipped with valve two on the discharge gate, the discharge gate below is connected with the storage.
Furthermore, an air inlet is respectively arranged above two side walls of the filter pressing box body, the air inlet is over against the outer side of the filter pressing disc, and the air inlet is used for backwashing filter cloth on the filter pressing disc through air supply of an air pump. The filter material bonded on the filter cloth is impacted by gas to be rapidly peeled off.
Furthermore, the air inlet is obliquely arranged downwards on the side wall of the filter pressing box body and forms an angle of 25-50 degrees with the side wall of the filter pressing box body. The maximum coverage area of the filter pressing disc by the airflow can be ensured in the angle range.
Further, the discharge gate passes through the hose with the storage case and can dismantle the connection, and the hose can prevent that the filter material from scattering everywhere under the air current impact, causes the waste of raw materials.
Furthermore, the top of the storage box is provided with an exhaust port with a cover cap, and a filter screen is arranged inside the exhaust port. When the air flow carries the filter material to be transferred to the storage box, the cover cap can be opened to discharge the air flow from the air outlet, and meanwhile, the filter material is intercepted in the storage box by the filter screen.
Furthermore, the liquid storage tank is provided with two filtrate inlets used for being connected with the suction pump and a liquid outlet used for discharging waste liquid.
The working method of the utility model is as follows:
step one, closing a valve II, controlling a hydraulic cylinder to pull a filter pressing mechanism to two sides of a filter pressing box body through a hydraulic rod, reserving enough accommodating space for the middle part of the filter pressing box body, and opening the valve I to introduce polyether-ether-ketone polymer slurry into the accommodating space from a liquid inlet;
opening the two hydraulic cylinders and driving the hydraulic rod to push the two filter pressing mechanisms to be relatively close to extrude the polyether-ether-ketone polymer slurry, carrying out solid-liquid separation on the slurry through the filter cloth under the action of pressure, enabling the solid to stay at the inner side of the filter cloth, enabling the liquid to flow to the outer side of the filter pressing disc through filter holes in the filter pressing disc to be converged near a liquid outlet, timely pumping the liquid into a liquid storage tank through a suction pump, continuously extruding the two filter pressing mechanisms until the solid-liquid separation is finished, and enabling the separated solid to stay between the two filter pressing mechanisms;
thirdly, operating the hydraulic cylinder to drive the hydraulic rod to retract 10-20cm in the opposite direction, separating the two filter pressing mechanisms, closing the first valve, opening the air pump to introduce air flow into the filter pressing box body from the air inlet, blowing the air flow through the filter holes of the filter disc to the solid filter material bonded on the inner side of the filter cloth, and simultaneously forming a certain space after the two filter pressing mechanisms are separated so that the air flow has enough space to convolute to impact the solid filter material;
and fourthly, opening two solid filter materials of the valve and discharging the solid filter materials into the storage box from the discharge port through the hose along with the air flow, and blowing the air flow in the discharging process, so that excessive air flow can also enter the storage box, and if the excessive air flow cannot be discharged in time, the excessive pressure in the storage box can be caused to have certain safety risk, at the moment, the cover cap of the exhaust port above the storage box can be opened to discharge the air flow, and meanwhile, the solid filter materials are intercepted and stopped inside the storage box through the filter screen.
The utility model has the advantages that: the utility model discloses be equipped with two relative filter-pressing mechanisms in the filter-pressing box body, can carry out solid-liquid separation to polyether ether ketone polymer thick liquid fast through synchronous extrusion, utilize the suction pump to in time take out filtrating simultaneously, avoid the solid starting material after the separation to take place the resorption and influence the filter material degree of dryness, in addition, the utility model discloses still be equipped with the air inlet in the outside of filter-pressing dish, thereby make the air current let in from the filtration pore on the filter-pressing dish and blow to beat and make it drop to the solid starting material who bonds on the filter cloth to can form the space that allows the solid starting material dispersion after two filter-pressing mechanisms move one section distance to the outside respectively, be convenient for discharge into the storage case from the discharge gate and collect. In a word, the utility model has the advantages of the filter-pressing is quick and be convenient for unload.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a side sectional view of the filter press mechanism of the present invention;
FIG. 3 is a right side view of FIG. 2;
FIG. 4 is a left side view of FIG. 2;
fig. 5 is a schematic structural view of the exhaust port of the present invention.
The filter pressing device comprises a support 1, a filter pressing box 2, a hydraulic cylinder 3, a hydraulic rod 4, a filter pressing mechanism 5, a liquid inlet 6, a valve I7, a valve II 8, a valve II 9, an exhaust port 10, a liquid outlet 11, a suction pump 12, an air inlet 13, an air pump 14, a hose 15, a material storage box 16, a cover cap 17, a liquid storage box 18, a filtrate inlet 19, a liquid discharge port 20, a filter pressing disc 21, a filter hole 22, a filter cloth 23, a hoop 24 and a filter screen 25.
Detailed Description
As shown in figure 1, the plate filter press for the production of the polyetheretherketone polymer comprises a bracket 1, a filter press box body 2 and two hydraulic cylinders 3, wherein the filter press box body 2 and the two hydraulic cylinders 3 are arranged on the bracket 1, two horizontally opposite filter press mechanisms 5 are arranged in the filter press box body 2, as shown in figures 2, 3 and 4, each filter press mechanism 5 comprises a filter press disc 21 provided with a plurality of filter holes 22 and a filter cloth 23 fixed on the inner side of the filter press disc 21 through a hoop 24, and as can be seen from figure 2, the filter cloth 23 is wrapped on a boss on the outer side of the filter press disc 21 and fixed through the hoop 24, so that the outer edges of the filter press disc 21 and the hoop 24 are flush, and the hoop 24 and the boss. As shown in fig. 1, the outer side of the filter pressing disc 21 is respectively connected with the corresponding hydraulic cylinder 3 through the side wall of the filter pressing box 2 through the hydraulic rod 4, the sealing ring is arranged between the hydraulic rod 4 and the side wall of the filter pressing box 2 to prevent liquid leakage, the top of the filter pressing box 2 is provided with the liquid inlet 6, the liquid inlet 6 is provided with the first valve 7, the bottom of the filter pressing box 2 is provided with the discharge port 8, the second valve 9 is arranged on the discharge port 8, the lower part of the discharge port 8 is connected with the storage box 16, as shown in fig. 1, the discharge port 8 and the storage box 16 are detachably connected through the hose 15, the hose 15 can prevent the filter material from. As shown in fig. 5, the top of the storage box 16 is provided with an exhaust port 10 with a cap 17, and a filter screen 25 is arranged inside the exhaust port 10. When the air flow carrying the filter material is transferred to the storage tank 16, the cap 17 can be opened to discharge the air flow from the air outlet 10, and the filter material is intercepted in the storage tank 16 by the filter screen 25. The bottom of each of the two side walls of the filter pressing box body 2 is provided with a liquid outlet 11, and the liquid outlets 11 are respectively connected with a liquid storage tank 18 positioned below the material storage tank 16 through a suction pump 12. As shown in fig. 1, the reservoir 18 is provided with two filtrate inlets 19 for connection to the suction pump 12 and a liquid outlet 20 for discharge of waste liquid.
As shown in figure 1, in order to facilitate discharging, an air inlet 13 is respectively arranged above two side walls of the filter pressing box body 2, the air inlet 13 is opposite to the outer side of the filter pressing disc 21, and the air inlet 13 is respectively supplied with air by an air pump 14 to carry out back flushing on filter cloth 23 on the filter pressing disc 21. The filter material adhered to the filter cloth 23 is impacted by the gas to be rapidly peeled off. In order to ensure that the air flow covers the filter pressing disc 21 to the maximum extent, the air inlet 13 may be arranged obliquely downwards on the side wall of the filter pressing box body 2, and the air inlet 13 and the side wall of the filter pressing box body 2 are in an angle of 25-50 degrees, in this embodiment, about 30 degrees.
The working method of the embodiment comprises the following steps:
step one, closing a second valve 9, controlling a hydraulic cylinder 3 to pull a filter pressing mechanism 5 to two sides of a filter pressing box body 2 through a hydraulic rod 4, reserving enough accommodating space for the middle part of the filter pressing box body 2, and opening a first valve 7 to introduce polyether-ether-ketone polymer slurry into the accommodating space from a liquid inlet 6;
secondly, simultaneously opening the two hydraulic cylinders 3 and driving the hydraulic rod 4 to push the two filter pressing mechanisms 5 to be relatively close to extrude the polyether-ether-ketone polymer slurry, carrying out solid-liquid separation on the slurry through the filter cloth 23 under the action of pressure, enabling the solid to stay at the inner side of the filter cloth 23, enabling the liquid to flow to the outer side of the filter pressing disc 21 through the filter holes 22 on the filter pressing disc 21 and gather near the liquid outlet 11, timely pumping the liquid into the liquid storage tank 18 through the suction pump 12, continuously extruding the two filter pressing mechanisms 5 until the solid-liquid separation is finished, and enabling the separated solid to stay between the two filter pressing;
thirdly, operating the hydraulic cylinder 3 to drive the hydraulic rod 4 to retract 10-20cm in the opposite direction, separating the two filter pressing mechanisms 5, closing the first valve 7, opening the air pump 14 to introduce air flow into the filter pressing box body 2 from the air inlet 13, blowing the air flow through the filter holes 22 of the filter disc 21 to solid filter materials bonded on the inner side of the filter cloth 23, and simultaneously forming a certain space after the two filter pressing mechanisms 5 are separated so that the air flow has enough space to swirl to impact the solid filter materials;
and fourthly, opening a second valve 9 to discharge the solid filter material into the storage tank 16 from the discharge port 8 through the hose 15 along with the air flow, wherein in the discharging process, the excessive air flow also enters the storage tank 16 due to the fact that the air flow is required to be swept, and if the excessive air flow cannot be discharged in time, a certain safety risk exists in the storage tank 16 due to the fact that the pressure in the storage tank 16 is too large, at the moment, a cover cap 17 of an air outlet 10 above the storage tank 16 can be opened to discharge the air flow, and meanwhile, the solid raw material is intercepted and stopped inside the storage tank 16 through the filter screen 25.
Claims (6)
1. The plate-type filter press for production of the polyether-ether-ketone polymer is characterized by comprising a support (1), a filter pressing box body (2) and two hydraulic cylinders (3) which are installed on the support (1), wherein two filter pressing mechanisms (5) with opposite levels are arranged inside the filter pressing box body (2), each filter pressing mechanism (5) comprises a filter pressing disc (21) with a plurality of filter holes (22) and filter cloth (23) fixed to the inner side of the filter pressing disc (21) through a hoop (24), the outer side of each filter pressing disc (21) penetrates through the side wall of the filter pressing box body (2) through a hydraulic rod (4) to be connected with the corresponding hydraulic cylinder (3), a liquid inlet (6) is formed in the top of the filter pressing box body (2), a first valve (7) is arranged on the liquid inlet (6), a discharge hole (8) is formed in the bottom of the filter pressing box body (2), a second valve (9), the lower part of the discharge port (8) is connected with a storage box (16), the bottoms of the two side walls of the filter pressing box body (2) are respectively provided with a liquid outlet (11), and the liquid outlets (11) are respectively connected with a liquid storage box (18) positioned below the storage box (16) through a suction pump (12).
2. The plate filter press for PEEK polymer production of claim 1, wherein an air inlet (13) is formed above each of two side walls of the filter press box body (2), the air inlet (13) is opposite to the outer side of the filter press disc (21), and the air inlets (13) are respectively supplied with air by an air pump (14) to back flush the filter cloth (23) on the filter press disc (21).
3. The plate filter press for the production of polyetheretherketone polymers according to claim 2, wherein the gas inlet (13) is arranged obliquely downwards in the side wall of the filter press housing (2) and at an angle of 25 to 50 degrees to the side wall of the filter press housing (2).
4. The plate filter press for polyetheretherketone polymer production of claim 1, wherein the outlet (8) is detachably connected to the storage tank (16) by a hose (15).
5. The plate filter press for PEEK polymer production of claim 1, wherein the top of the storage tank (16) is provided with a vent (10) having a cap (17), and the interior of the vent (10) is provided with a filter screen (25).
6. The filter press for the production of peek polymers according to claim 1, wherein the tank (18) is provided with two inlets (19) for filtrate connected to the suction pump (12) and a drain (20) for waste liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922157926.2U CN211486682U (en) | 2019-12-05 | 2019-12-05 | Plate filter press for production of polyether-ether-ketone polymer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922157926.2U CN211486682U (en) | 2019-12-05 | 2019-12-05 | Plate filter press for production of polyether-ether-ketone polymer |
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| Publication Number | Publication Date |
|---|---|
| CN211486682U true CN211486682U (en) | 2020-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922157926.2U Active CN211486682U (en) | 2019-12-05 | 2019-12-05 | Plate filter press for production of polyether-ether-ketone polymer |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113427817A (en) * | 2021-07-13 | 2021-09-24 | 中电建铁路建设投资集团有限公司 | Earth pressure balance shield mudstone muck solidification treatment device, system and method |
| CN113797613A (en) * | 2021-09-08 | 2021-12-17 | 安徽广信农化股份有限公司 | Filter press for buprofezin production and filter pressing method thereof |
-
2019
- 2019-12-05 CN CN201922157926.2U patent/CN211486682U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113427817A (en) * | 2021-07-13 | 2021-09-24 | 中电建铁路建设投资集团有限公司 | Earth pressure balance shield mudstone muck solidification treatment device, system and method |
| CN113797613A (en) * | 2021-09-08 | 2021-12-17 | 安徽广信农化股份有限公司 | Filter press for buprofezin production and filter pressing method thereof |
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