CN215085142U - Tympanic membrane sealing mechanism of filter pressing plate - Google Patents
Tympanic membrane sealing mechanism of filter pressing plate Download PDFInfo
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- CN215085142U CN215085142U CN202120718351.1U CN202120718351U CN215085142U CN 215085142 U CN215085142 U CN 215085142U CN 202120718351 U CN202120718351 U CN 202120718351U CN 215085142 U CN215085142 U CN 215085142U
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Abstract
The utility model relates to a filter-pressing equipment field especially relates to filter-pressing board tympanic membrane sealing mechanism. The filter pressing plate comprises a diaphragm and a core plate, wherein more than one circle of inner edge convex rings are arranged on the periphery of a feed inlet on the inner side surface of the diaphragm, inner edge grooves corresponding to the inner edge convex rings are arranged on the side surface of the core plate, after the filter pressing plate is assembled, the diaphragm covers the core plate, the two opposite surfaces of the diaphragm and the core plate form a film blowing cavity, and the inner edge convex rings are extruded into the inner edge grooves to form an annular inner sealing wall of the film blowing cavity. In general, the diaphragm is provided with only one ring of inner edge convex ring and one ring of inner edge groove on the core plate corresponding to the inner edge convex ring, and two or more corresponding rings of inner edge convex ring and inner edge groove can be provided in alternative situations. The diaphragm and the core plate are prevented from being not tightly sealed, and the inflating pressure of the tympanic membrane cavity is improved, so that the drying degree of the filter cake after being pressed is higher, and the subsequent heating and drying energy consumption is reduced.
Description
Technical Field
The utility model relates to a filter-pressing equipment field especially relates to filter-pressing board tympanic membrane sealing mechanism.
Background
The core component of the filter press is a filter pressing component, at present, the liquid or moisture in a filter pressing object is pressed by adopting a filter pressing plate tympanic membrane filter pressing mode, the filter pressing plate comprises a membrane and a core plate, the edges of the membrane and the core plate are fixed and compressed and sealed by a plate frame, a tympanic membrane cavity is formed between the membrane and the core plate, the outer wall of the tympanic membrane cavity is used for pressing the filter pressing object, namely a filter cake, by inflating the tympanic membrane cavity, however, the membrane and the core plate are often not tightly sealed under the pressure fixation of the plate frame, or the restriction inflation pressure of the tympanic membrane cavity is smaller, so that the drying degree of the filter cake after pressing is low, and the subsequent heating and drying energy consumption is large.
Disclosure of Invention
In order to further improve the efficiency and save the energy consumption, it is necessary to provide a sealing mechanism for the tympanic membrane of the filter pressing plate.
The utility model relates to a filter-pressing board tympanic membrane sealing mechanism, include and use the core to laminate the diaphragm as central plane symmetry, the totality forms a filter-pressing board, and the four corners all is equipped with the filtrate mouth, and the outer fringe bulge on the diaphragm cooperatees with state the peripheral outer fringe recess of core, but the diaphragm is the non-material that has toughness of elastic deformation that permeates water, but the tympanic membrane chamber is called as in the space of enclosing between diaphragm and the core contact surface, under the gaseous condition of pouring into in the tympanic membrane chamber, can bulge towards keeping away from the core direction to extrude the filter-pressing object. The structure is arranged according to the whole sequence: the first layer of the diaphragm, the second layer of the core plate and the third layer of the diaphragm.
The tympanic membrane sealing mechanism comprises a diaphragm and a core plate, wherein more than one circle of outer edge convex rings are arranged on the periphery of the inner side surface of the diaphragm, outer edge grooves corresponding to the outer edge convex rings are formed in the side surface of the core plate, after the filter pressing plate is assembled, the diaphragm covers the core plate and the two opposite surfaces of the core plate to form a tympanic membrane cavity, and the outer edge convex rings are extruded into the outer edge grooves to form the tympanic membrane cavity annular outer sealing wall. In general, the diaphragm is provided with only one ring of outer edge convex ring and one ring of outer edge groove on the core plate corresponding to the ring of outer edge convex ring, and two or more corresponding rings of outer edge convex ring and outer edge groove can be provided in alternative situations.
More than one circle of inner edge convex rings are arranged on the periphery of a feed port on the inner side surface of the diaphragm, inner edge grooves corresponding to the inner edge convex rings are arranged on the side surface of the core plate, after the filter plate is assembled, the diaphragm covers the core plate, the two opposite surfaces of the core plate form a film-blowing cavity, and the inner edge convex rings are extruded into the inner edge grooves to form an annular inner sealing wall of the film-blowing cavity. In general, the diaphragm is provided with only one ring of inner edge convex ring and one ring of inner edge groove on the core plate corresponding to the inner edge convex ring, and two or more corresponding rings of inner edge convex ring and inner edge groove can be provided in alternative situations.
Furthermore, the outer side surface of the diaphragm is superposed with the plate frame, the edge of the inner ring of the plate frame is superposed on the outer side edge of the diaphragm, and the outer edge convex ring and the outer edge groove are tightly pressed after fastening.
Furthermore, feeders are stacked on the periphery of the feed inlet on the outer side face of the diaphragm, and the inner edge convex ring and the inner edge groove are tightly pressed in a fastening state.
Furthermore, the cross section of the inner edge convex ring is in a hook shape, and the shape of the inner edge groove is matched with that of the inner edge convex ring.
Further, the diaphragm is made of a temperature-resistant resin composite material which contains flexibility and is rich in elasticity. This facilitates outward bulging of the membrane, which creates a squeezing force on the filter cake.
Further, the core plate is made of a temperature-resistant resin composite material which contains rigidity and is rich in toughness. The core plate has certain rigidity, which is favorable for firm combination with the diaphragm and bears the reverse pressure of the film-blowing cavity.
The core plate is provided with an air inlet pipe communicated with the air inlet in the tympanic membrane cavity, and when pressure air is input from the air inlet pipe and enters the tympanic membrane cavity, the diaphragm swells towards the direction far away from the core plate.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a front perspective view of a filter-pressing plate having a tympanic membrane sealing mechanism of the present invention;
fig. 2 is a schematic front perspective view of a diaphragm of a filter-pressing plate having a tympanic membrane sealing mechanism of the present invention;
fig. 3 is a schematic reverse-side perspective view of a diaphragm of a filter-pressing plate with a tympanic membrane sealing mechanism of the filter-pressing plate of the present invention;
fig. 4 is a schematic perspective view of a core plate of the filter-pressing plate having the tympanic membrane sealing mechanism of the filter-pressing plate of the present invention;
FIG. 5 is a schematic cross-sectional view taken along line P-P of FIG. 1;
FIG. 6 is an enlarged view of area A of FIG. 5;
fig. 7 is an enlarged view of the region B of fig. 5.
The figure is marked with: the filter pressing plate 10, the diaphragm 21, the core plate 11, the outer edge convex ring 22, the outer edge groove 15, the tympanic cavity 24, the feed inlet 13, the inner edge convex ring 23, the inner edge groove 16, the feeder 12, the air inlet pipe 14 and the air inlet 14 a.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully with reference to the following detailed description. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
In the example, as shown in fig. 1 to 6, the filter-pressing plate 10 of the tympanic membrane sealing mechanism of the present invention includes a diaphragm 21 and a core plate 11, the periphery of the inner side of the diaphragm 21 is provided with more than one circle of outer edge protruding rings 22, the side of the core plate 11 is provided with outer edge grooves 15 corresponding to the outer edge protruding rings 22, after the filter-pressing plate 10 is assembled, the diaphragm 21 covers the core plate 11, and the two opposite surfaces form a tympanic membrane cavity 24 (which is equivalent to a gap before the tympanic membrane cavity 24 is filled with the external pressure air). The rim collar 22 presses into the rim groove 15 to form an annular outer sealing wall of the diaphragm chamber 24.
In the example, as shown in fig. 5 and 7, more than one ring of inner edge convex rings 23 are arranged on the periphery of the feed inlet 13 on the inner side surface of the diaphragm 21, the inner edge groove 16 corresponding to the inner edge convex rings 23 is arranged on the side surface of the core plate 11, after the filter plate is assembled, the diaphragm 21 covers the core plate 11, the two opposite surfaces form a film-blowing cavity 24, and the inner edge convex rings 23 are squeezed into the inner edge groove 16 to form an annular inner sealing wall of the film-blowing cavity 24. It can be seen from fig. 7 that the inner edge collar 23 is hooked in cross-section and the inner edge groove 16 is shaped to fit it, which is a more rigid structure and alternatively can be of other shapes.
The outer side of the diaphragm 21 overlaps a plate frame (not shown in the figure), and the inner ring edge of the plate frame overlaps the outer side edge of the diaphragm 21 and tightly presses the outer edge convex ring 22 and the outer edge groove 15 after being fastened.
As shown in figures 1, 5 and 7, the feeder 12 is overlapped and installed on the periphery of the feed inlet 13 on the outer side surface of the diaphragm 21, and the inner edge convex ring 23 and the inner edge groove 16 are tightly pressed.
The diaphragm 21 is made of a temperature-resistant resin composite material containing flexibility and elasticity.
The core plate 11 is made of a temperature-resistant resin composite material containing rigidity and having high toughness.
In the example, referring to fig. 5, the core plate 11 is provided with an inlet pipe 14 communicating with an inlet port 14a in the tympanic cavity 24, and when a pressure gas is supplied from the inlet pipe 14 into the tympanic cavity 24, the diaphragm 21 bulges away from the core plate 11.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the claims. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (8)
1. The utility model provides a tympanic membrane sealing mechanism of filter-pressing board, filter-pressing board includes core and diaphragm, its characterized in that: more than one circle of inner edge convex rings are arranged on the periphery of a feed port on the inner side surface of the diaphragm, inner edge grooves corresponding to the inner edge convex rings are arranged on the side surface of the core plate, after the filter plate is assembled, the diaphragm covers the core plate, the two opposite surfaces of the core plate form a film-blowing cavity, and the inner edge convex rings are extruded into the inner edge grooves to form an annular inner sealing wall of the film-blowing cavity.
2. A filter press plate tympanic membrane sealing mechanism according to claim 1, wherein: and feeders are stacked on the periphery of the feed port on the outer side surface of the diaphragm and tightly press the inner edge convex ring and the inner edge groove in a fastening state.
3. A filter press plate tympanic membrane sealing mechanism according to claim 2, wherein: the cross section of the inner edge convex ring is in a hook shape, and the shape of the inner edge groove is matched with that of the inner edge convex ring.
4. A filter press plate tympanic membrane sealing mechanism according to claim 1, wherein: the periphery of the inner side surface of the diaphragm is provided with more than one circle of outer edge convex rings, the side surface of the core plate is provided with outer edge grooves corresponding to the outer edge convex rings, after the filter pressing plate is assembled, the diaphragm covers the core plate, the two opposite surfaces of the diaphragm and the core plate form a diaphragm bulging cavity, and the outer edge convex rings are extruded into the outer edge grooves to form an annular outer sealing wall of the diaphragm bulging cavity.
5. A filter press plate tympanic membrane sealing mechanism according to claim 4, wherein: and the outer side surface of the diaphragm is superposed with a plate frame, the edge of the inner ring of the plate frame is superposed on the outer side edge of the diaphragm, and the outer edge convex ring and the outer edge groove are tightly pressed after fastening.
6. A filter press plate tympanic membrane sealing mechanism according to claim 1, wherein: the diaphragm is made of a temperature-resistant resin composite material which contains flexibility and is rich in elasticity.
7. A filter press plate tympanic membrane sealing mechanism according to claim 1, wherein: the core plate is made of a temperature-resistant resin composite material which contains rigidity and is rich in toughness.
8. A drumhead sealing mechanism according to any one of claims 1 to 7, wherein: the core plate is provided with an air inlet pipe communicated with the air inlet in the tympanic membrane cavity, and when pressure air is input from the air inlet pipe and enters the tympanic membrane cavity, the diaphragm swells towards the direction far away from the core plate.
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CN202120718351.1U CN215085142U (en) | 2021-04-09 | 2021-04-09 | Tympanic membrane sealing mechanism of filter pressing plate |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN117839282A (en) * | 2024-03-09 | 2024-04-09 | 福建省创绿机械股份有限公司 | One-way diaphragm filter plate type filter press |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN117839282A (en) * | 2024-03-09 | 2024-04-09 | 福建省创绿机械股份有限公司 | One-way diaphragm filter plate type filter press |
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