CN214634465U - Large-capacity multidirectional suction filtration device with controllable temperature and flow field - Google Patents
Large-capacity multidirectional suction filtration device with controllable temperature and flow field Download PDFInfo
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- CN214634465U CN214634465U CN202120998082.9U CN202120998082U CN214634465U CN 214634465 U CN214634465 U CN 214634465U CN 202120998082 U CN202120998082 U CN 202120998082U CN 214634465 U CN214634465 U CN 214634465U
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Abstract
A large-capacity multidirectional suction filtration device with controllable temperature and flow field relates to the field of filtration devices. The problem that the existing suction filtration equipment can only perform one-way suction filtration and can not control the temperature of a suction filtration medium is solved. Adopt the even a plurality of through-holes or A panel that are equipped with in lower part of the B panel surface of compoboard, the lower part of B panel and C panel surface all is equipped with a plurality of through-holes, bottom plate and curb plate upper surface are equipped with a plurality of through-holes respectively, through the compoboard, bottom plate and curb plate make up at will, constitute a combination formula suction filtration case, the realization carries out multidirectional suction filtration to suction filtration equipment, and all panels of combination formula suction filtration case all select for use stainless steel, the vacuum filtration groove is selected and is used transparent material plastics preparation, conveniently observe the internal condition, can realize effective control to suction filtration and suction filtration direction among the suction filtration process, the vacuum filtration inslot portion sets up electromagnetic induction formula heating coil along the recess periphery, can control the temperature of dispersion turbid liquid. The utility model is suitable for a filter equipment field.
Description
Technical Field
The utility model relates to a filter equipment field, concretely relates to temperature and controllable large capacity multidirectional suction filtration device in flow field.
Background
In the related field of material preparation, a vacuum filtration process is used as a rapid and effective solid-liquid separation means and is often used as an important process step for fixing and forming dispersoids in a dispersion suspension. The traditional glass suction filtration device for chemical experiments is small in size and low in suction filtration efficiency, and is not suitable for large-scale material preparation; the existing common suction filtration devices are all in one-way suction filtration along the gravity direction, and no multi-direction suction filtration device is arranged; the traditional suction filtration device does not relate to the control of the temperature of turbid liquid to be separated.
In conclusion, the existing suction filtration equipment can only carry out one-way suction filtration and cannot control the temperature of the suction filtration medium.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve current suction filtration equipment and can only one-way suction filtration to can not carry out the problem of accuse temperature to suction filtration matter, and provide a temperature and the controllable multidirectional suction filtration device of large capacity in flow field.
The utility model relates to a large-capacity multidirectional suction filtration device with controllable temperature and flow field, which comprises a combined suction filtration box, a vacuum suction filtration tank and an electromagnetic induction heating coil; the vacuum pumping filter tank is provided with a cavity, the upper surface of the vacuum pumping filter tank is provided with a groove, the bottom of the combined type pumping filter tank is inserted into the groove, and the upper ends of two sides of the interior of the vacuum pumping filter tank are respectively provided with an electromagnetic induction type heating coil; the combined type suction filtration box comprises a top cover, a combined plate, a sealing frame strip, a sealing rubber gasket, a bottom plate and a side plate;
the combined plate comprises a panel A, a panel B and a panel C; the combined type LED lamp comprises a panel B, a panel A, a panel C, a side plate, a top cover, a bottom plate, a side opening and a detachable sealing frame strip, wherein the panel A is arranged on one side of the panel B, the panel C is arranged on the other side of the panel B, the panel A and the panel C are arranged in parallel, the panel A and the panel B are arranged vertically, the top of the combined plate is provided with the top cover, the bottom of the combined plate is embedded with the bottom plate, the side opening of the combined plate is embedded with the side plate, the middle part of the outer side of the combined plate is provided with the detachable sealing frame strip along the circumferential direction, and the lower part of the sealing frame strip is provided with a sealing rubber gasket;
furthermore, a plurality of through holes are uniformly formed in the upper surface of the bottom plate;
furthermore, the inner diameter of the through hole on the bottom plate is 2mm or 4 mm;
furthermore, a plurality of through holes are uniformly formed in the lower part of the side surface of the side plate;
furthermore, the inner diameter of the through hole on the side plate is 2mm or 4 mm;
furthermore, the lower part of the outer surface of the panel B of the combined plate is uniformly provided with a plurality of through holes or the lower parts of the outer surfaces of the panel A, the panel B and the panel C are provided with a plurality of through holes;
furthermore, the inner diameter of the through hole on the combined plate is 2mm or 4 mm;
furthermore, two ends of the side surface of the side plate are respectively provided with a sliding chute, a small end surface of the C panel of the combined plate in the vertical direction is provided with a long-strip key, a small end surface of the A panel in the vertical direction is provided with a long-strip key, and the side plate is matched with the sliding chutes through the long-strip keys and is connected with the combined plate;
furthermore, a sealing rubber strip is arranged at the joint of the edge of the upper surface of the bottom plate and the edge of the bottom surface of the combined plate, and a sealing rubber strip is arranged at the joint of the bottom plate and the side plate;
furthermore, a sealing rubber strip is arranged between the top cover and the top of the combined plate;
further, when the suction filter is used, the composition board is a three-side composition board, the suction filter suction direction is controlled by matching the composition board, the bottom board and the side board in different forms, suction filter meshes are arranged on the composition board and a groove joint face, and the suction filter suction in the direction is controlled by setting different mesh densities and sizes. The mesh height of the side panels is set to two steps to facilitate the preparation of test specimens having different heights. And the side panel is provided with a sealing groove structure matched with the sealing groove structure on the vacuum pumping and filtering tank.
The combined sealing frame strip is matched with the vacuum filtration tank and the sealing groove structure on the vacuum filtration tank, and is formed by combining a three-edge frame strip and a single-edge frame strip matched with the three-edge frame strip, and a sealing rubber gasket is placed under the combined sealing frame strip. All plates of the combined type suction filtration box of the suction filtration device are made of stainless steel, and the vacuum suction filtration tank is made of transparent plastic, so that the internal condition can be conveniently observed;
after the combined type suction filtration box and the vacuum suction filtration tank are assembled, the drain hole is closed, the vacuum pump is connected, suspension is directly dispersed and poured into the suction filtration box, the vacuum pump is started for suction filtration, suspension is continuously added in the suction filtration process before the height of a precipitated sample does not exceed the height of side mesh, the liquid level is kept higher than the height of the side mesh, and the suspension is stopped or continuously added in the suction filtration process after the height of the precipitated sample exceeds the height of the side mesh according to the situation. After the suction filtration process is finished, the filter box is taken out from the tank by utilizing the side handle, the sealing frame strips and the top cover are disassembled, the side plates are drawn out, the sample is positioned on the bottom plate at the moment, the bottom plate is drawn out, and the bottom plate can be replaced and the next process is continued. If the suspension needs to be kept warm, the slurry needs to be heated to the heat preservation temperature before the slurry is poured, and the electromagnetic induction type heater is started to heat and keep warm the filter box before the slurry is poured and works.
Compared with the prior art, the utility model following beneficial effect has:
the utility model overcomes the defects of the prior art, the lower part of the outer surface of the B panel of the combined board is evenly provided with a plurality of through holes or the lower parts of the outer surfaces of the A panel, the B panel and the C panel are all provided with a plurality of through holes, the upper surfaces of the bottom board and the side board are respectively provided with a plurality of through holes, the combined board, the bottom board and the side board are combined at will to form a combined type suction filtration box, the suction filtration equipment is subjected to multi-directional suction filtration, all the boards of the combined type suction filtration box are made of stainless steel, the vacuum suction filtration tank is made of transparent plastic, the internal condition is convenient to observe, thus the multi-directional fixed forming of dispersoids in dispersed turbid liquid is realized, the suction filtration and the suction filtration direction in the suction filtration process can be effectively controlled, the electromagnetic induction type heating coil is arranged in the vacuum filtration tank along the periphery of the groove, the temperature of the dispersed turbid liquid can be controlled, the solid-liquid separation is quick and effective, the capacity of the device is large, and the realization of the preparation process of specific materials can be met.
Drawings
Fig. 1 is a sectional view of a large-capacity multi-directional suction filtration device with controllable temperature and flow field according to the present invention;
FIG. 2 is a sectional view of a combined type suction filtration box in a large-capacity multidirectional suction filtration device with controllable temperature and flow field according to the present invention;
fig. 3 is a three-dimensional schematic view of a combined type suction filtration box in a large-capacity multidirectional suction filtration device with controllable temperature and flow field according to the present invention;
FIG. 4 is a three-dimensional schematic view of a composition board without through holes in a large-capacity multi-directional pumping filtration device with controllable temperature and flow field according to the present invention;
fig. 5 is a three-dimensional schematic view (4 mm) of a composite board of the large-capacity multidirectional vacuum filtration device with controllable temperature and flow field according to the present invention, wherein the composite board is provided with through holes;
fig. 6 is a three-dimensional schematic view (2 mm through hole) of a composition plate in the large-capacity multidirectional vacuum filtration device with controllable temperature and flow field according to the present invention;
fig. 7 is a three-dimensional schematic view of a through hole formed in a panel B of a composition board in a large-capacity multidirectional suction filtration device with controllable temperature and flow field according to the present invention;
fig. 8 is a three-dimensional schematic view of a composition plate of the large-capacity multidirectional vacuum filtration device with controllable temperature and flow field of the present invention, wherein through holes are formed in the composition plate (the density of the through holes is large, and the through holes are 2 mm);
fig. 9 is a three-dimensional schematic view of a side plate of the large-capacity multidirectional suction filtration device with controllable temperature and flow field according to the present invention;
fig. 10 is a three-dimensional schematic view of a side plate of the large-capacity multidirectional suction filtration device with controllable temperature and flow field of the present invention, wherein a through hole is formed in the side plate;
fig. 11 is a three-dimensional schematic view (the density of the through holes is large) of the side plate of the large-capacity multidirectional suction filtration device with controllable temperature and flow field according to the present invention;
fig. 12 is a three-dimensional schematic view of a bottom plate of the large-capacity multidirectional vacuum filtration device with controllable temperature and flow field according to the present invention;
fig. 13 is a three-dimensional schematic drawing of the through hole on the middle bottom plate of the large-capacity multidirectional suction filtration device with controllable temperature and flow field.
Detailed Description
The first embodiment is as follows: the embodiment is described with reference to fig. 1 to 3, and the temperature and flow field controllable high-capacity multidirectional suction filtration device in the embodiment comprises a combined suction filtration tank 1, a vacuum suction filtration tank 2 and an electromagnetic induction heating coil 3; the vacuum pumping and filtering tank 2 is provided with a cavity, the upper surface of the vacuum pumping and filtering tank 2 is provided with a groove, the bottom of the combined type pumping and filtering box 1 is inserted into the groove, and the upper ends of two sides in the vacuum pumping and filtering tank 2 are respectively provided with an electromagnetic induction type heating coil 3;
the combined type suction filtration box 1 comprises a top cover 1-1, a combined plate 1-2, a sealing frame strip 1-3, a sealing rubber gasket 1-4, a bottom plate 1-5 and a side plate 1-6;
the combined plate 1-2 comprises a panel A, a panel B and a panel C; one side of the panel B is provided with a panel A, the other side of the panel B is provided with a panel C, the panel A and the panel C are arranged in parallel, the panel A and the panel B are arranged vertically, the top of the combined plate 1-2 is provided with a top cover 1-1, the bottom of the combined plate 1-2 is embedded with a bottom plate 1-5, an opening on the side surface of the combined plate 1-2 is embedded with a side plate 1-6, the middle part of the outer side of the combined plate 1-2 is provided with a detachable sealing frame strip 1-3 along the circumferential direction, and the lower part of the sealing frame strip 1-3 is provided with a sealing rubber gasket 1-4;
in the specific embodiment, when the combined plate 1-1 is a three-surface combined plate, the suction filtration suction direction is controlled by matching the combined plate 1-1, the bottom plate 1-5 and the side plate 1-6 in different forms, suction filtration meshes are arranged on the joint surface of the combined plate 1-1 and the groove, and the suction filtration suction in the direction is controlled by setting different mesh densities and sizes. The mesh height of the side panels is set to two steps to facilitate the preparation of test specimens having different heights. And the side panel is provided with a sealing groove structure matched with the sealing groove structure on the vacuum pumping and filtering tank.
The combined sealing frame strip is structurally matched with the vacuum filtration tank and the sealing groove on the vacuum filtration tank, and is formed by combining a three-edge frame strip and a single-edge frame strip matched with the three-edge frame strip, and a rubber sealing washer is placed under the combined sealing frame strip. According to the suction filtration device, all plates of the combined suction filtration box 1 are made of stainless steel materials, and the vacuum suction filtration tank 2 is made of transparent plastics, so that the internal condition can be observed conveniently;
after the combined type suction filtration box 1 and the vacuum suction filtration tank 2 are assembled, the drain hole is closed, the vacuum pump is connected, suspension is directly dispersed and poured into the suction filtration box 1, the vacuum pump is started for suction filtration, suspension is continuously added in the suction filtration process before the height of a precipitated sample does not exceed the height of side mesh, the liquid level is kept higher than the height of the side mesh, and the suspension is stopped or continuously added in the suction filtration process according to the condition after the height of the precipitated sample exceeds the height of the side mesh. And after the suction filtration process is finished, taking out the filter box from the tank by using the side handle, detaching the sealing frame strips and the top cover, drawing out the combined plate 1-2, placing the sample on the bottom plate 1-5 at the moment, drawing out the bottom plate 1-5, and replacing and continuing to perform the next process. If the suspension needs to be kept warm, the slurry needs to be heated to the heat preservation temperature before the slurry is poured, and the electromagnetic induction type heater is started to heat and keep warm the filter box before the slurry is poured and works.
The second embodiment is as follows: the present embodiment is described with reference to fig. 13, and is a further limitation to the suction filtration device according to the first embodiment, and the temperature and flow field controllable large-capacity multidirectional suction filtration device according to the present embodiment has a plurality of through holes uniformly formed on the upper surface of the bottom plate 1-5.
The third concrete implementation mode: the present embodiment is described with reference to fig. 13, and is a further limitation to the suction filtration device of the second embodiment, in which the inner diameter of the through hole on the bottom plate 1-5 is 2mm or 4 mm;
in the specific embodiment, the inner diameter of the through hole on the bottom plate 1-5 is 2mm or 4mm, so that the suction filtration is convenient.
The fourth concrete implementation mode: the present embodiment is described with reference to fig. 10 and 11, and is a further limitation of the suction filtration device according to the first embodiment, and in the large-capacity multidirectional suction filtration device with controllable temperature and flow field according to the present embodiment, a plurality of through holes are uniformly formed in the lower portion of the side surface of the side plate 1-6.
The fifth concrete implementation mode: the present embodiment is described with reference to fig. 10 and 11, and is a further limitation to the suction filtration device according to the fourth embodiment, in the large-capacity multidirectional suction filtration device with controllable temperature and flow field according to the present embodiment, the inner diameter of the through hole on the side plate 1-6 is 2mm or 4 mm.
The sixth specific implementation mode: the present embodiment is described with reference to fig. 5 to 8, and is a further limitation to the suction filtration device according to the first embodiment, and in the large-capacity multidirectional suction filtration device with controllable temperature and flow field according to the present embodiment, the lower part of the outer surface of the B panel of the combination plate 1-2 is uniformly provided with a plurality of through holes or the lower parts of the outer surfaces of the a panel, the B panel and the C panel are provided with a plurality of through holes;
in the embodiment, the lower part of the outer surface of the panel B of the combined board is uniformly provided with a plurality of through holes or the lower parts of the outer surfaces of the panel A, the panel B and the panel C are provided with a plurality of through holes respectively, the upper surfaces of the bottom board and the side boards are provided with a plurality of through holes respectively, the combination board, the bottom board and the side surface are combined at will to form a combined type suction filtration box, so that the multi-directional suction filtration of suction filtration equipment is realized, moreover, all the plates of the combined suction filtration box are made of stainless steel, the vacuum suction filtration tank is made of transparent plastic, so that the internal condition can be conveniently observed, thereby realizing multidirectional fixed molding of dispersoid in the dispersed suspension, realizing effective control of suction force and suction direction in the suction filtration process, controlling the temperature of the dispersed suspension, the solid-liquid separation is quick and effective, the capacity of the device is large, and the realization of the preparation process of specific materials can be met.
The seventh embodiment: the present embodiment is described with reference to fig. 5 to 8, and is a further limitation to the suction filtration device according to the sixth embodiment, in the large-capacity multidirectional suction filtration device with controllable temperature and flow field according to the present embodiment, the inner diameter of the through hole on the combination plate 1-2 is 2mm or 4 mm.
The specific implementation mode is eight: the present embodiment is described with reference to fig. 4 and 9, and is a further limitation to the suction filtration device according to the first embodiment, in the present embodiment, a large-capacity multidirectional suction filtration device with controllable temperature and flow field is provided, two ends of a side surface of a side plate 1-6 are respectively provided with a sliding chute, a small end surface of a panel C of a combination plate 1-2 in the vertical direction is provided with a long-strip key, a small end surface of the panel a in the vertical direction is provided with a long-strip key, and the side plate 1-6 is matched with the sliding chute through the long-strip key and connected with the combination plate 1-2;
in the specific embodiment, two sliding grooves are respectively formed in two ends of the side face of each side plate 1-6, a long-strip key is arranged on the small end face in the vertical direction of the C panel of each combined plate 1-2, a long-strip key is arranged on the small end face in the vertical direction of the A panel, and the side plates 1-6 are matched with the sliding grooves through the long-strip keys and connected with the combined plates 1-2, so that the combined plates are convenient to mount and dismount.
The specific implementation method nine: the present embodiment is described with reference to fig. 2, and is a further limitation to the suction filtration device according to the first embodiment, in the present embodiment, a large-capacity multidirectional suction filtration device with controllable temperature and flow field is provided, a sealing rubber strip is provided at a connection position between an edge of an upper surface of a bottom plate 1-5 and an edge of a bottom surface of a composition plate 1-2, and a sealing rubber strip is provided at a connection position between the bottom plate 1-5 and a side plate 1-6;
in the specific embodiment, the joint of the bottom plate 1-5 and the composition plate 1-2 is provided with the sealing rubber strip, so that the sealing performance of the device is improved.
The detailed implementation mode is ten: the present embodiment is described with reference to fig. 2, and is a further limitation to the suction filtration device of the first embodiment, in which a high-capacity multi-directional suction filtration device with controllable temperature and flow field is provided, and a sealing rubber strip is disposed between the top cover 1-1 and the top of the composition plate 1-2;
in the specific embodiment, a sealing rubber strip is arranged between the top cover 1-1 and the top of the combined plate 1-2, so that the sealing performance of the device is improved.
Principle of operation
When the suction-filtering combined plate is used, the combined plate 1-1 is a three-surface combined plate, the suction-filtering suction direction is controlled by matching the combined plate 1-1, the bottom plate 1-5 and the side plate 1-6 in different forms, suction-filtering meshes are arranged on the joint surface of the combined plate 1-1 and the groove, and the suction-filtering suction in the direction is controlled by setting different mesh densities and sizes. The mesh height of the side panels is set to two steps to facilitate the preparation of test specimens having different heights. And the side panel is provided with a sealing groove structure matched with the sealing groove structure on the vacuum pumping and filtering tank.
The combined sealing frame strip is structurally matched with the vacuum filtration tank and the sealing groove on the vacuum filtration tank, and is formed by combining a three-edge frame strip and a single-edge frame strip matched with the three-edge frame strip, and a rubber sealing washer is placed under the combined sealing frame strip. According to the suction filtration device, all plates of the combined suction filtration box 1 are made of stainless steel materials, and the vacuum suction filtration tank 2 is made of transparent plastics, so that the internal condition can be observed conveniently;
after the combined type suction filtration box 1 and the vacuum suction filtration tank 2 are assembled, the drain hole is closed, the vacuum pump is connected, suspension is directly dispersed and poured into the suction filtration box 1, the vacuum pump is started for suction filtration, suspension is continuously added in the suction filtration process before the height of a precipitated sample does not exceed the height of side mesh, the liquid level is kept higher than the height of the side mesh, and the suspension is stopped or continuously added in the suction filtration process according to the condition after the height of the precipitated sample exceeds the height of the side mesh. And after the suction filtration process is finished, taking out the filter box from the tank by using the side handle, detaching the sealing frame strips and the top cover, drawing out the combined plate 1-2, placing the sample on the bottom plate 1-5 at the moment, drawing out the bottom plate 1-5, and replacing and continuing to perform the next process. If the suspension needs to be kept warm, the slurry needs to be heated to the heat preservation temperature before the slurry is poured, and the electromagnetic induction type heater is started to heat and keep warm the filter box before the slurry is poured and works.
Claims (10)
1. The utility model provides a controllable multidirectional suction filter device of large capacity in temperature and flow field which characterized in that: the device comprises a combined type suction filtration box (1), a vacuum suction filtration tank (2) and an electromagnetic induction type heating coil (3); the vacuum pumping and filtering tank (2) is provided with a cavity, the upper surface of the vacuum pumping and filtering tank (2) is provided with a groove, the bottom of the combined type pumping and filtering box (1) is inserted into the groove, and the upper ends of two sides in the vacuum pumping and filtering tank (2) are respectively provided with an electromagnetic induction type heating coil (3);
the combined type suction filtration box (1) comprises a top cover (1-1), a combined plate (1-2), sealing frame strips (1-3), sealing rubber gaskets (1-4), a bottom plate (1-5) and side plates (1-6);
the combined plate (1-2) comprises an A panel, a B panel and a C panel; the panel assembly comprises a panel B, a panel A, a panel C, a bottom plate (1-5), a side plate (1-6), a detachable sealing frame strip (1-3) and a sealing rubber gasket (1-4), wherein the panel A is arranged on one side of the panel B, the panel C is arranged on the other side of the panel B, the panel A and the panel C are arranged in parallel, the panel A and the panel B are arranged vertically, a top cover (1-1) is arranged at the top of a combined plate (1-2), the bottom of the combined plate (1-2) is embedded with the bottom plate (1-5), the side opening of the combined plate (1-2) is embedded with the side plate (1-6), the middle part of the outer side of the combined plate (1-2) is provided with the detachable sealing frame strip (1-3) in the circumferential direction, and the lower part of the sealing frame strip (1-3) is provided with the sealing rubber gasket (1-4).
2. The high-capacity multidirectional suction filtration device with the controllable temperature and flow field according to claim 1, is characterized in that: the upper surfaces of the bottom plates (1-5) are uniformly provided with a plurality of through holes.
3. The high-capacity multidirectional suction filtration device with the controllable temperature and flow field as claimed in claim 2, wherein: the inner diameter of the through hole on the bottom plate (1-5) is 2mm or 4 mm.
4. The high-capacity multidirectional suction filtration device with the controllable temperature and flow field according to claim 1, is characterized in that: the lower parts of the side surfaces of the side plates (1-6) are uniformly provided with a plurality of through holes.
5. The high-capacity multidirectional suction filtration device with the controllable temperature and flow field as claimed in claim 4, wherein: the inner diameter of the through hole on the side plate (1-6) is 2mm or 4 mm.
6. The high-capacity multidirectional suction filtration device with the controllable temperature and flow field according to claim 1, is characterized in that: the lower part of the outer surface of the panel B of the combined plate (1-2) is uniformly provided with a plurality of through holes or the lower parts of the outer surfaces of the panel A, the panel B and the panel C are provided with a plurality of through holes.
7. The high-capacity multidirectional suction filtration device with the controllable temperature and flow field as claimed in claim 6, wherein: the inner diameter of the through hole on the combined plate (1-2) is 2mm or 4 mm.
8. The high-capacity multidirectional suction filtration device with the controllable temperature and flow field according to claim 1, is characterized in that: the side plates (1-6) are provided with sliding grooves at two ends respectively, the small end face of the C panel in the vertical direction of the combined plate (1-2) is provided with a long-strip key, the small end face of the A panel in the vertical direction of the A panel is provided with a long-strip key, and the side plates (1-6) are matched with the sliding grooves through the long-strip keys and connected with the combined plate (1-2).
9. The high-capacity multidirectional suction filtration device with the controllable temperature and flow field according to claim 1, is characterized in that: and a sealing rubber strip is arranged at the joint of the edge of the upper surface of the bottom plate (1-5) and the edge of the bottom surface of the combined plate (1-2), and a sealing rubber strip is arranged at the joint of the bottom plate (1-5) and the side plate (1-6).
10. The high-capacity multidirectional suction filtration device with the controllable temperature and flow field according to claim 1, is characterized in that: and a sealing rubber strip is arranged between the top cover (1-1) and the top of the combined plate (1-2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120998082.9U CN214634465U (en) | 2021-05-11 | 2021-05-11 | Large-capacity multidirectional suction filtration device with controllable temperature and flow field |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120998082.9U CN214634465U (en) | 2021-05-11 | 2021-05-11 | Large-capacity multidirectional suction filtration device with controllable temperature and flow field |
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| CN214634465U true CN214634465U (en) | 2021-11-09 |
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| CN202120998082.9U Active CN214634465U (en) | 2021-05-11 | 2021-05-11 | Large-capacity multidirectional suction filtration device with controllable temperature and flow field |
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| CN (1) | CN214634465U (en) |
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2021
- 2021-05-11 CN CN202120998082.9U patent/CN214634465U/en active Active
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