CN210521919U

CN210521919U - Integral filter plate and filter chamber comprising same

Info

Publication number: CN210521919U
Application number: CN201921500332.0U
Authority: CN
Inventors: 杨燕华
Original assignee: Suez Water Treatment Co Ltd
Current assignee: Suez Environmental Technology Beijing Co Ltd
Priority date: 2019-09-10
Filing date: 2019-09-10
Publication date: 2020-05-15
Anticipated expiration: 2029-09-10

Abstract

The utility model discloses an integral filter plate and filter tank comprising the same. The integral filter plate comprises: a prefabricated panel for filter plates, comprising: the die comprises a plurality of bottom dies, a plurality of supporting plates and a plurality of supporting plates, wherein each bottom die comprises a bottom template with round holes, and the round holes are distributed on the bottom templates in a matrix manner; the conical seat is a conical tube and is provided with an upper opening and a lower opening, and the edge of the lower opening is integrally connected with the edge of the round hole; the reinforcing steel bar reinforcing part is arranged above the bottom die; the bottom die and the reinforcing steel bar reinforcing piece are pre-embedded in the concrete filler; and (3) pouring concrete filler for the second time, and after the plurality of filter plate prefabricated plates are put in place in the filter tank using the filter plate prefabricated plates, integrally connecting the filter plate prefabricated plates and the filter tank wall to form the integral filter plate. The whole filter plate can improve the manufacturing quality and the installation mechanization level of the filter plate, saves labor and improves the construction efficiency.

Description

Integral filter plate and filter chamber comprising same

Technical Field

The present invention relates to an integral filter plate and a filter tank including the same, and more particularly, to an integral filter plate for water treatment and a filter tank including the same.

Background

The filter is a widely used treatment structure in the field of water treatment, and the filter plate is a core component of the filter, not only plays a role of supporting filter materials, but also is important for uniformly distributing water and gas, ensuring the operation and back washing effect of the filter, so that the requirements on levelness and sealing performance are high. The commonly used small concrete prefabricated filter plate has high assembly precision requirement in the filter tank, completely depends on manual operation, and has large workload and long construction period. In addition, with the improvement of structural design standards, the requirement on the thickness of a minimum reinforcing steel bar protection layer is increased, and the thickness of a small concrete prefabricated filter plate cannot meet the requirements on bearing capacity and strength; the integral filter plate adopted in China at present is usually poured in the filter tank at one time, and a disposable plastic bottom template which is easy to deform is directly suspended and erected between filter beams, so that quality defects such as uneven top surface, slurry leakage at seams and the like are easily caused in the construction process of vibrating concrete and the like, and the normal operation of the filter tank is adversely affected in the future.

SUMMERY OF THE UTILITY MODEL

The utility model discloses it reaches filtering pond including it to aim at providing the whole filter plate that can alleviate a type of above-mentioned problem at least.

According to an aspect of the utility model, a whole filter plate is provided, include:

a prefabricated panel for filter plates, comprising:

the die comprises a plurality of bottom dies, a plurality of supporting plates and a plurality of supporting plates, wherein each bottom die comprises a bottom template with round holes, and the round holes are distributed on the bottom templates in a matrix manner; the conical seat is a conical tube and is provided with an upper opening and a lower opening, and the edge of the lower opening is integrally connected with the edge of the round hole;

the reinforcing steel bar reinforcing part is arranged on the bottom die; and

the concrete filler is poured on the bottom die and the reinforcing steel bar reinforcing piece, and the bottom die and the reinforcing steel bar reinforcing piece are pre-embedded in the concrete filler;

and (3) pouring concrete filler for the second time, and after the plurality of filter plate prefabricated plates are put in place in the filter tank using the filter plate prefabricated plates, integrally connecting the filter plate prefabricated plates and the filter tank wall to form the integral filter plate.

According to the utility model discloses a filter plate prefabricated plate of whole filter plate uses a plurality of die blocks, and the size increase is fit for installing the filter tank through large-scale machinery in, improves filter plate installation effectiveness.

Preferably, the thickness of the filter plate prefabricated plates is the same as that of the integral filter plate, the filter plate prefabricated plates further comprise connecting seats which are hollow pipes and are installed in the conical seats and used for receiving filter heads after the integral filter plates are formed, and secondary pouring concrete fillers are filled between the filter plate prefabricated plates and the filter tank wall.

The utility model discloses a filter plate prefabricated plate of an embodiment is direct with the two pre-buried in the filter plate prefabricated plate of awl seat and joint chair, increases the thickness of filter plate prefabricated plate to the thickness the same with whole filter plate, has improved the intensity of filter plate prefabricated plate for still possess sufficient intensity after the size increase of filter plate prefabricated plate, increase the span of filter plate prefabricated plate from this, reduce supporting beam's in the filtering pond influence.

Preferably, the size of the single filter plate prefabricated plate is the same as that of the filter tank, and secondary pouring concrete filler is filled between the filter plate prefabricated plate and the wall of the filter tank.

The single filter plate prefabricated plate has the same size as the filter tank, can be lifted in place through one-time machinery, greatly reduces manpower, and improves the installation efficiency of the filter plate.

Preferably, the integral filter plate further comprises a joint seat for being installed in the conical seat of the filter plate prefabricated plates, the thickness of the filter plate prefabricated plates is smaller than that of the integral filter plate, secondary casting concrete fillers are filled among the filter plate prefabricated plates, above the filter plate prefabricated plates and between the filter plate prefabricated plates and the filter chamber wall, and the joint seat is embedded in the secondary casting concrete fillers.

According to the utility model discloses a another embodiment, there is not pre-buried joint chair in the filter plate prefabricated plate, and the joint chair is installed in the awl seat of the prefabricated filter plate prefabricated plate, then carries out the secondary and pours and form whole filter plate. Compared with the prior art, the utility model discloses an in this embodiment adopted the concatenation of big filter plate prefabricated plate, the secondary concreting forms whole filter plate, has reduced the concatenation seam, has improved the installation effectiveness of filter plate.

Preferably, the lower end of the adapter is mounted in an opening in the upper part of the conical seat when the prefabricated plate of the filter plate is prepared, and forms a hollow cavity together with the conical seat for receiving the filter head for the filter plate, the adapter further comprises a cover which is mounted in the upper end of the adapter when the prefabricated plate of the filter plate is prepared, and is removed when the filter head is mounted after the prefabricated plate of the filter plate is completed, and the sum of the height of the conical seat and the height of the adapter is equal to the height of the whole filter plate.

In the embodiment where the adapter includes the adapter, the adapter is first installed in the cone, the adapter is covered with the cover, and then concrete is poured to form the adapter to prevent the concrete from blocking the hollow cavity formed by the adapter and the cone for receiving the filter head.

Preferably, the cone has a cover which is mounted on the upper opening of the cone when the pre-cast plate is prepared, and is removed after the pre-cast plate is formed, and the adapter is mounted, and also includes a cover which is mounted on the upper end of the adapter when the concrete filler is applied for the second casting and is removed when the integral filter plate is formed after the concrete filler is applied for the second casting to mount the filter head for the filter plate.

Under the condition that the filter plate precast slab only comprises the bottom die without the connecting seat arranged on the bottom die, the conical seat needs to be covered when the filter plate precast slab is prepared, the cover is taken off after the preparation, the connecting seat and the connecting seat also need to be covered, so that the hollow cavity formed by the connecting seat and the conical seat and used for receiving the filter head is prevented from being blocked when secondary pouring concrete filler is applied.

Preferably, the adapter has internal threads at an upper end for mating with a filter head mounted to a filter plate, a catch at a lower end, and a catch in an upper opening of the conical seat that engages to mount the adapter to the conical seat.

The utility model discloses a connect seat upper end internal thread and draw-in groove and buckle spare to be not limited to this, can realize by other modes.

Preferably, the prefabricated plate of the filter plate comprises three bottom dies, and the integral filter plate comprises eight prefabricated plates of the filter plate.

The utility model discloses can select the quantity of die block as required, the quantity of filter plate prefabricated plate can be selected according to the design to whole filter plate.

Preferably, the filter plate precast slab comprises a pre-embedded hoisting bolt sleeve for realizing mechanical hoisting.

The utility model discloses be not limited to this, other modes that can realize mechanical hoist and mount are also in the utility model discloses the within range, for example use the cable wire.

Preferably, the steel reinforcement of the filter plate precast slab is arranged in a convex-concave shape and comprises a convex part and a concave part, the concave part is positioned in the filter plate precast slab, and the convex part extends out of the upper surface of the filter plate precast slab, so that the steel reinforcement and the connecting piece between the secondary pouring concrete filler and the filter plate precast slab are used when the secondary pouring concrete filler is applied.

The arrangement mode of the reinforcing steel bar reinforcing part not only can play a role in reinforcing, but also can play a role in connecting the filter plate prefabricated plates and pouring concrete filler for the second time, so that the structure is optimized.

According to another aspect of the present invention, there is also provided a filter comprising a tank body, an integral filter plate mounted in the tank body according to the above and a filter head mounted in a seat of the integral filter plate.

According to the integral filter plate of the utility model, the manufacturing quality and the installation mechanization level of the filter plate can be improved, the labor is saved, and the construction efficiency is improved; the embedded rings with different lengths and types and different filter heads all adopt the same connection standard, so that the integrated filter plate is suitable for industrial large-scale standardized production, thereby being beneficial to ensuring the quality and reducing the cost, and the integrated filter plate can be widely suitable for different water treatment processes and various requirements, such as air-water backwashing sand filter material filters, granular activated carbon filters, carbon sand filters, other types of double-medium filters, aeration biological filters, denitrification biological filters, the modification of the existing filters and the like.

Drawings

Advantages and objects of the present invention will be better understood from the following detailed description of embodiments of the invention taken in conjunction with the accompanying drawings. In the drawings:

FIG. 1 is a top view of a bottom die plate;

FIG. 2 is a top view and an enlarged side view, partially in section, of a bottom mold with a conical seat integrally formed with a bottom mold plate;

FIG. 3 is a cross-sectional view of the cone and socket assembled together;

FIG. 4 is a cross-sectional view of a split hub;

fig. 5 is a plan view of a mold for forming a filter plate preform according to an embodiment of the present invention;

fig. 6 is a cross-sectional view of an integral filter plate according to an embodiment of the present invention;

FIG. 7 is a side view, partially in section, of the unitary filter plate taken along line A-A of FIG. 6;

FIG. 8 is a side view, partially in section, of the unitary filter plate taken along line B-B of FIG. 6;

FIG. 9 is a side elevation view, partially in section, of the unitary filter plate taken along line C-C of FIG. 6;

FIG. 10 is a side elevation view, partially in section, of the unitary filter plate taken along line D-D in FIG. 6;

figure 11 is a top view of an integral filter plate according to another embodiment of the present invention;

fig. 12 is an enlarged partial cross-sectional view of the embedded lifting bolt sleeve of the unitary filter plate of fig. 11;

FIG. 13 is a top view of the individual filter plate precast slabs of FIG. 11;

figure 14 is a top view of an integral filter plate according to yet another embodiment of the present invention;

fig. 15 is a side view, partially in section, of the unitary filter plate taken along line a-a of fig. 14; and

fig. 16 is a side view, partially in section, of the unitary filter plate taken along line B-B of fig. 14.

Detailed Description

The specific structure of the filter chamber according to the present invention will be described with reference to the accompanying drawings, wherein the directional terms used, such as "upper", "lower", "above" and "below", etc., are used for descriptive purposes only and are not intended to be limiting.

According to the utility model discloses an integral filter plate usually needs prefabricated filter plate prefabricated plate. The prefabricated plate of the filter plate is usually prepared in a concrete prefabrication plant by using a metal mold, wherein the metal mold comprises a frame, the metal mold and a bottom mold are placed on a very flat plane or a mechanical vibration table, the bottom mold is placed at the bottom of the metal mold, and concrete is poured to form the prefabricated plate. And then the prefabricated plate of the filter plate is arranged in the filter tank, and secondary pouring or concrete pouring is carried out to form the integral filter plate.

Fig. 1 is a plan view of a bottom mold plate of a bottom mold used. As can be seen, the bottom die plate 11 is provided with circular holes 12 arranged in a matrix, the standard bottom die plate is 1230mm long and 600mm wide, and the standard hole pitch is 150mm in one direction and 120mm in the other direction. FIG. 2 is a top view of a bottom mold with a conical seat integrally formed with a bottom mold plate and an enlarged side view in partial section taken along the axis of one of the conical seats. The bottom die is generally designated by reference numeral 1, and the bottom die 1 comprises a bottom die plate 11 and a conical seat 13, wherein the bottom opening edge of the conical seat 13 is integrally formed with the edge of a circular hole 12 on the bottom die plate 11.

Fig. 3 is a sectional view of the cone and socket assembled together, and fig. 4 is a sectional view of the socket separated. Referring to fig. 3 and 4, the conical seat 13 and the connecting seat 14 are both hollow tubes, the conical seat 13 is conical, and the opening at the upper part is provided with a fastener 131. The socket 14 has a catch 142 and a notch on the outside of its lower end for engaging with the catch 131 when fitted into the upper opening of the conical seat 13 and forming a seal in an interference fit with the conical seat 13, and the socket 14 has an internal thread 141 on the inside of its upper end for engaging with a filter head, the thread 141 being typically a 1 inch (G1 ") internal whicker thread. The receptacles may have different heights for unitary filter plates of different thicknesses and mounting styles.

Fig. 5 is a plan view of a metal mold for forming a filter plate preform according to an embodiment of the present invention. As shown in fig. 5, unlike the prior art that uses one standard bottom mold to prepare the prefabricated plate of filter plate, the bottom mold 21 of the mold 2 for preparing the prefabricated plate of filter plate of the present invention can be used to place three standard bottom molds 1. The length of the prefabricated filter plate is 1800 mm. The length of the filter plate prefabricated by adopting a standard bottom die is generally integral multiple of 600 mm. The number of standard base films used is not limited thereto and may be designed as desired.

Fig. 6 is a partial cross-sectional view of a unitary filter plate according to one embodiment of the present invention. In this example, first, the filter plate precast plates 3 are prepared. A mould 2 is arranged on a precast concrete vibrating table, a plurality of standard bottom moulds 1 shown in figure 2 are adopted, the lower ends of connecting seats 14 shown in figures 3 and 4 are arranged in openings at the upper parts of conical seats when precast slabs of the filter plates are prepared, hollow cavities for receiving filter heads of the filter plates are formed together with the conical seats, the connecting seats also comprise connecting seat covers, the connecting seat covers are arranged, and concrete is poured after upper and lower reinforcing steel bars and connecting reinforcing steel bars between the upper and lower reinforcing steel bars are bound. And after the maintenance reaches the strength, the preparation of the filter plate prefabricated plate 3 is finished. In this embodiment, the height of the prefabricated panels 3 is equal to the total height of the bottom mold 1 after the seat 14 is mounted, and is typically 205mm thick. And then, hoisting the prefabricated filter plate prefabricated plates 3 in the filter tank 4 to be in place, connecting the prefabricated filter plate prefabricated plates with embedded steel bars arranged in the filter tank, and pouring concrete into joints among the prefabricated filter plate plates 3 and joints among walls of the filter tank 3 and the filter tank 4 to form the integral filter plate.

In this embodiment, the thickness of the integrated filter plate is the same as that of the filter plate prefabricated plates 3, and concrete is poured only in the joints. The joints are divided into a joint 33 between the prefabricated panels 3 and the walls of the filter chamber 4 in the longitudinal direction, a joint 34 between the prefabricated panels 3 and the walls of the filter chamber 4 in the width direction, a joint 31 between the prefabricated panels 3 on the filter beams, and a joint 32 between the suspended prefabricated panels 3. The thickness of the integral filter plate can be changed by adopting the connecting seats with different heights. In one example, the seat is 143.5mm high and the overall filter plate is 205mm thick.

FIG. 7 is a side view, partially in section, of the unitary filter plate taken along line A-A of FIG. 6; fig. 8 is a side view, partially in section, of the unitary filter plate taken along line B-B in fig. 6. In fig. 7 and 8, expansion strips 7 are arranged at the wall indirect seams of the filter plates 3 and the filter tank along the width direction, expansion strips 8 are arranged at the wall indirect seams of the filter plate precast plates 3 and the filter tank along the length direction for water-tight sealing, the expansion strips are Ethylene Propylene Diene Monomer (EPDM) or any material capable of water-tight sealing, and the filter tank beams 6 generally extend along the length direction of the filter tank wall. It can also be seen in fig. 7 that no receiving platform is provided between the prefabricated plate 3 and the wall of the filter chamber in the width direction, the steel reinforcement 34 of the prefabricated plate 3 extends into the seam to reinforce the seam, in fig. 8, a receiving platform 6 ' is provided between the prefabricated plate 3 and the wall of the filter chamber in the length direction for placing the filter plate between the receiving platform 6 ' and the adjacent filter chamber beam in the length direction of the filter chamber, and the steel reinforcement 36 of the prefabricated plate 3 and the steel reinforcement of the receiving platform 6 ' extend into the seam to reinforce the seam. After the concrete in the joints is cured and the filter chamber is cleaned, a joint cover (not shown) can be removed, and the filter head 5 is mounted on the integral filter plate.

FIG. 9 is a side elevation view, partially in section, of the unitary filter plate taken along line C-C of FIG. 6; fig. 10 is a side view, partially in section, of the unitary filter plate taken along line D-D in fig. 6. Fig. 9 shows the joint 31 between two prefabricated panels 3 of filter plates overlapping the filter beams 6, the reinforcing steel members 37 of the filter beams 6 and the reinforcing steel members 38 of the filter plates extending into the joint 31 to reinforce the joint 31. In fig. 10, the joints 32 between the filter plates extending in the width direction of the filter chamber are visible, the joints 32 being left free and the lower layer being filled with rubber strips 9 to prevent the poured concrete from escaping, the joints being free of reinforcement. After the concrete in the joint is cured and the filter tank is cleaned, the joint cover (not shown) can be removed, and the filter head 5 is installed.

Today's large machinery is highly developed, the embodiment of the present invention can even prepare the size of a single filter plate prefabricated plate 3 as the size of a filter tank, directly install the filter tank through the large machinery, and then pour concrete between the walls of the filter plate prefabricated plate 3 and the filter tank 4.

Fig. 11 is a top view of a unitary filter plate according to another embodiment of the present invention. In this embodiment, the integrated filter plate is formed of 12 filter plate prefabricated plates 3. The integral filter plate consists of 12 prefabricated plates 3 with the length of 4.8m, the width of 1.23m and the thickness of 205 mm. Each prefabricated plate uses 8 standard bottom moulds 1 shown in fig. 2, a conical seat 13 shown in fig. 2 is integrally formed with a bottom mould plate 11, and 320 connecting seats 14 are arranged according to fig. 3. Fig. 12 is an enlarged partial cross-sectional view of the pre-embedded lifting bolt sleeves of the integrated filter plate of fig. 11 taken along the line G-G, showing the bolt sleeves 39 for mounting lifting lugs left by the prefabricated plate 3 for easy lifting. The utility model discloses be not limited to the bolt sleeve 39 of installation lug shown in the figure, but can be any form that can realize hoist and mount, for example can not have bolt sleeve 39, directly adopt the steel cable. The integral filter plate of fig. 11 is formed by pouring concrete into the joints between the prefabricated plate bodies and the wall of the filter chamber after the prefabricated plate bodies 3 are lifted into the filter chamber.

Fig. 13 is a plan view of the single filter plate preform of fig. 11. Three of the four sides of the plate pre-fabricated plate 3 are shown to have reinforcing

steel members

35, 36 and 38 extended therefrom, and the remaining one side is shown to have no reinforcing steel members. The bolt bushing 39 for mounting the lifting lug is also schematically shown.

Fig. 14 is a top view of a unitary filter plate according to yet another embodiment of the present invention. In this example, first, a filter plate preform 3' is prepared. A metal mould 2 is arranged on a precast concrete vibrating table, a plurality of standard bottom moulds 1 shown in figure 2 are adopted, and concrete is poured after reinforcing steel bars are bound. And after the maintenance reaches the strength, the preparation of the filter plate precast slab 3' is finished. In this embodiment, the height of the prefabricated panels 3' is equal to the total height of the bottom mold 1, and is typically 70mm thick. And then hoisting the prefabricated filter plate prefabricated plates 3 'in the filter tank 4 to be in place, connecting the prefabricated filter plate prefabricated plates with embedded steel bars in the filter tank, and secondarily pouring concrete in joints among the prefabricated filter plate 3', joints among the prefabricated filter plate 3 and the tank wall of the filter tank 4 and above all the filter plates to form the integral filter plate.

In this embodiment, the thickness of the integral filter plate is greater than the thickness of the prefabricated filter plate panels 3 ', and concrete is poured not only in the joints but also above all the prefabricated filter plate panels 3'. The joints are also divided into joints between the prefabricated panels 3 and the walls of the filter tank 4 in the longitudinal direction, joints between the prefabricated panels 3 ' and the walls of the filter tank 4 in the width direction, joints between the prefabricated panels 3 ' on the filter beams, and joints between the suspended prefabricated panels 3 '. The thickness of the integral filter plate can be changed by adopting the connecting seats with different heights. In one example, the seat is 103.5mm high and the overall filter plate is 150mm thick.

Fig. 15 is a side view, partially in section, of the unitary filter plate taken along line a-a of fig. 14; fig. 16 is a side view, partially in section, of the unitary filter plate taken along line B-B of fig. 14. In fig. 15, a receiving platform 6 'is arranged between a filter plate precast slab 3' and the wall of the filter tank along the length direction, and is used for placing the filter plate precast slab between the receiving platform 6 'and the adjacent filter tank beam along the length direction of the filter tank, a steel bar reinforcement 41 extending from the wall of the filter tank 4 and a steel bar reinforcement 33' of the receiving platform 6 'extend into a concrete pouring layer 31' on the upper layer of the filter plate precast slab 3 'so as to reinforce the concrete pouring layer 31' on the upper layer, and an expansion strip 8 'such as ethylene propylene diene monomer or any material capable of sealing water is arranged at the gap between the filter plate precast slab 3' and the wall of the filter tank along the length direction for sealing water. In fig. 16, expansion strips 7 'are arranged between the prefabricated plate 3' of the filter plate and the wall of the filter tank along the width direction in a seam mode, water sealing is carried out, the expansion strips are made of Ethylene Propylene Diene Monomer (EPDM) or any material capable of water sealing, and the filter tank beam 6 generally extends along the length direction of the wall of the filter tank. It can also be seen in fig. 16 that reinforcing steel reinforcement members 35 'extend from the filter walls 4 into the concrete cast layer 31' on the upper layer of the prefabricated plate 3 'to reinforce the concrete cast layer 31' on the upper layer.

Two filter plate prefabricated plates are usually lapped on the filter beam, and a steel bar reinforcing part of the filter beam can extend upwards from the filter beam and then is respectively bent to the filter plate prefabricated plates at two sides to be above the filter plate prefabricated plates so as to reinforce a concrete pouring layer at the upper layer and the connection between the filter plate prefabricated plates and the filter beam. In addition, the reinforcing steel bar reinforcing parts of the filter plate precast slabs can be arranged in a convex-concave shape and comprise convex parts and concave parts, the concave parts are positioned in the filter plate precast slabs, the convex parts extend out of the upper surfaces of the filter plate precast slabs, and the reinforcing steel bar reinforcing parts can play a role in reinforcing the upper concrete pouring layer and simultaneously connecting the upper concrete pouring layer and the lower filter plate precast slabs when concrete is poured for the second time.

The utility model discloses still be applicable to the mounting dimension and the structure embodiment of the whole filter plate of non-standard size. The standard bottom die plate and the bottom die shown in fig. 1 and 2 can be modified, the hole pitch and the edge size of the bottom die can be adjusted, a non-standard bottom die (standard width 600mm) with the width of 570mm can be adopted, and the distance between filter heads is changed accordingly. The rest of the structure is the same as the above-described embodiment. The non-standard bottom die processed in the way can be used for the reconstruction of the existing filter tank so as to meet the special size requirement.

The invention is not limited to the specific embodiments described above, but also repetition of the features or any different combination thereof, including in all embodiments, is within the scope of the invention, which is limited only by the claims. Numerous variations and modifications may be made to the described embodiments without departing from the scope of the invention.

Claims

1. An integrated filter plate, comprising:

a prefabricated panel for filter plates, comprising:

the reinforcing steel bar reinforcing part is arranged on the bottom die; and

2. The integrated filter plate of claim 1, wherein the prefabricated plate has a thickness equal to that of the integrated filter plate, and further comprising a receiving seat, which is a hollow tube, fitted into the conical seat for receiving the filter head after the integrated filter plate is formed, and a secondary concrete filler is filled between the prefabricated plate and the filter wall.

3. The integrated filter plate of claim 2, wherein the individual plate preforms are of the same size as the filter chamber, and wherein secondary concrete filler is placed between the plate preforms and the walls of the filter chamber.

4. The integrated filter plate of claim 1, further comprising a socket for fitting into a conical seat of the pre-cast filter plate plates, the pre-cast filter plate plates having a thickness less than the thickness of the integrated filter plate, a secondary casting concrete filler filled between the pre-cast filter plate plates, above the pre-cast filter plate plates, and between the pre-cast filter plate plates and the filter chamber wall, and the socket being pre-embedded in the secondary casting concrete filler.

5. An integrated filter plate according to any of claims 1 to 3, characterized in that the lower end of the adapter is mounted in the opening at the upper part of the conical seat when the pre-fabricated plate of the filter plate is prepared, forming with the conical seat a hollow cavity for receiving the filter head for the filter plate, the adapter further comprising an adapter cover mounted at the upper end of the adapter when the pre-fabricated plate of the filter plate is prepared, and removed when the filter head is mounted after the pre-fabricated plate of the filter plate is completed, the sum of the height of the conical seat and the height of the adapter being equal to the height of the integrated filter plate.

6. The integrated filter plate of claim 4, wherein the cone has a cover that is attached to an upper opening of the cone during preparation of the pre-cast plate, and is removed after forming the pre-cast plate, and a receptacle is attached, the receptacle also including a cover that is attached to an upper end of the receptacle during application of the secondary casting concrete filler and is removed during formation of the integrated filter plate after application of the secondary casting concrete filler to install a filter head for the filter plate.

7. A unitary filter plate according to any of claims 1 to 4, wherein the adapter has an internal thread at its upper end for mating with a filter head mounted to the filter plate, a catch at its lower end, and a catch in the upper opening of the conical seat for engaging to mount the adapter to the conical seat.

8. The integrated filter plate of claim 2 or 4, wherein the pre-fabricated plates comprise three bottom molds and the integrated filter plate comprises eight pre-fabricated plates.

9. The integrated filter plate of any one of claims 1 to 4, wherein the prefabricated plate comprises a pre-embedded hoisting bolt sleeve for mechanical hoisting.

10. The integrated filter plate of claim 4, wherein the steel reinforcement of the precast plate is disposed in a convex-concave shape and comprises a convex portion and a concave portion, the concave portion is located in the precast plate, and the convex portion protrudes above the upper surface of the precast plate for the steel reinforcement when the secondary casting concrete filler is applied and the connection between the secondary casting concrete filler and the precast plate.

11. A filter chamber comprising a chamber body, an integral filter plate according to any of the preceding claims 1 to 10 mounted in the chamber body and a filter head mounted in a receptacle of the integral filter plate.