CN219546859U

CN219546859U - A mud dehydration extrusion device for sludge treatment

Info

Publication number: CN219546859U
Application number: CN202320742354.8U
Authority: CN
Inventors: 冯丹妮; 杨虎德; 欧巧明; 李忠旺; 姜万礼
Original assignee: INSTITUTE OF SOIL FERTILIZER AND WATER-SAVING AGRICULTURE GANSU ACADEMY OF AGRICULTURAL SCIENCES
Current assignee: INSTITUTE OF SOIL FERTILIZER AND WATER-SAVING AGRICULTURE GANSU ACADEMY OF AGRICULTURAL SCIENCES
Priority date: 2023-04-07
Filing date: 2023-04-07
Publication date: 2023-08-18
Anticipated expiration: 2033-04-07

Abstract

The utility model discloses a sludge dewatering extrusion device for sludge treatment, which comprises a treatment box and a sealing plate, wherein extrusion plates which slide relatively are arranged on two sides of the inner wall of the treatment box, a plurality of groups of water outlets are formed in the bottom end of the treatment box, the sealing plate is detachably inserted into an opening at the top end of the treatment box, the opening at the top end of the treatment box is sealed by the sealing plate, a feed inlet is formed in the sealing plate, and the bottom surface of the sealing plate and the top end of the inner wall of the treatment box are on the same horizontal plane. Through the setting of scraper blade, the scraper blade can scrape the mud of adhesion on the stripper plate in-process of upper and lower gliding, also can scrape the peripheral mud of sampling tube to scrape and can also extrude the processing once more to mud after the inner wall bottom of the processing case, guarantee that the moisture in the mud is completely dehydrated, promote dehydration efficiency, can avoid influencing the reuse of device through scraping the mud, can avoid mud to solidify simultaneously on sampling tube and stripper plate, increase availability factor.

Description

A mud dehydration extrusion device for sludge treatment

Technical Field

The utility model relates to the field of sludge treatment, in particular to a sludge dewatering extrusion device for sludge treatment.

Background

The sewage is treated and then deposited, residual sludge and other solid pollutants, such as blue algae, water hyacinth and the like, are certain to remain, and the sludge and the pollutants have higher water content, so that the sewage has larger volume, is not easy to store and transport, is not convenient for subsequent recycling, and is usually dehydrated by using dehydration equipment to reduce the water content of the sludge and the like in engineering, when the sludge is dehydrated, a dehydrator pressing device is needed, particularly in the treatment of agricultural sludge, the sludge is wrapped by a mulching film in the dehydration process, the mulching film is worn to produce a residual film after the sludge is extruded, the water in the sludge is exposed, the residual film still wraps the sludge, and the water in the sludge is ensured to be removed, but the sludge dehydration pressing device used in the prior art has defects.

A sludge dewatering extrusion device for sludge treatment as disclosed in chinese patent publication No. CN217972951U, wherein extrusion dewatering of sludge is accomplished mainly by extrusion of two pushing plates; however, the sludge adhered to the pushing plate cannot fall off due to the extrusion of the pushing plate, so that the sludge adhered to the pushing plate cannot be cleaned conveniently; the device has no function of sampling and detecting the sludge, wherein the sludge contains more nutrient elements and organic matters, but harmful substances exist in the sludge, so that the sludge cannot be effectively treated with zero-pollution emission during sludge treatment, and the recycling of the sludge is inconvenient.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides the sludge dewatering extrusion device for sludge treatment, which can scrape the sludge adhered on the extrusion plate through the arrangement of the scraping plate, also can scrape the sludge on the periphery of the sampling tube, and can extrude the sludge again after scraping the sludge to the bottom end of the inner wall of the treatment box, thereby improving the dewatering efficiency.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a sludge dewatering extrusion device for sludge treatment, includes treatment box and closing plate, the equal slip in treatment box inner wall both sides is provided with the extruding plate of relative slip, the multiunit apopore has been seted up to the treatment box bottom, the closing plate dismantles the grafting in treatment box top opening, and the closing plate seals treatment box top opening, the feed inlet has been seted up on the closing plate, closing plate bottom surface and treatment box inner wall top are on same horizontal plane, fixedly connected with grafting is at the sampling tube in the treatment box on the closing plate, the peripheral slip cap of sampling tube is equipped with the scraper blade, the scraper blade slip cap is established in the closing plate, and scraper blade bottom surface and closing plate bottom surface are on same horizontal plane, scraper blade top surface fixedly connected with medicine guide tube, the closing plate is run through to the medicine guide tube top, and with closing plate sliding connection.

As a preferable technical scheme of the utility model, a first electric telescopic rod is fixedly connected between one side of the extruding plate and the inner side wall of the processing box.

As a preferable technical scheme of the utility model, the bottom end of the treatment box is fixedly connected with the supporting legs, the supporting plates are fixedly connected between the supporting legs, the top surface of the supporting plate is provided with a dredging mechanism for dredging the water outlet hole, the dredging mechanism comprises a second electric telescopic rod, a connecting plate and a push rod, the bottom end of the second electric telescopic rod is fixedly connected to the top surface of the supporting plate, the top end of the second electric telescopic rod is fixedly connected with the connecting plate, the push rod is fixedly connected to the top surface of the connecting plate, the push rod is slidably inserted into the water outlet hole, and the circumcircle radius of the push rod is the same as the circle radius of the water outlet hole.

As a preferable technical scheme of the utility model, the top end of the sampling tube penetrates through the sealing plate and is fixedly communicated with the negative pressure bag, a connecting tube is fixedly communicated with the position, close to the top end, of the periphery of the sampling tube, and a sampling hole is formed in the bottom end of the periphery of the sampling tube.

As a preferable technical scheme of the utility model, one side of the extrusion plate, which is close to the sampling tube, is provided with a groove, the other side of the extrusion plate, which is close to the top end, is fixedly connected with a slide bar, one end of the slide bar penetrates through the treatment box, the slide bar is in sliding connection with the treatment box, and scales are marked on the periphery of the slide bar.

As a preferable technical scheme of the utility model, the scraping plate is of a hollow structure, the scraping plate is communicated with the medicine guide pipe, a plurality of groups of mounting holes are formed in the bottom surface of the scraping plate, and medicine spraying heads are arranged in the mounting holes.

As a preferable technical scheme of the utility model, the mulching film between the extrusion plates is wrapped on the periphery of the sludge, and the extrusion plates are in butt joint for extruding the mulching film.

Compared with the prior art, the utility model has the following beneficial effects:

through the setting of scraper blade, the scraper blade can scrape the mud of adhesion on the stripper plate in-process of upper and lower gliding, also can scrape the peripheral mud of sampling tube to scrape and can also extrude the processing once more to mud after the inner wall bottom of the processing case, guarantee that the moisture in the mud is completely dehydrated, promote dehydration efficiency, can avoid influencing the reuse of device through scraping the mud, can avoid mud to solidify simultaneously on sampling tube and stripper plate, increase availability factor.

Drawings

FIG. 1 is a front cut-away view of the present utility model;

FIG. 2 is an enlarged schematic view of the area A in FIG. 1 according to the present utility model;

FIG. 3 is a schematic view of the structure of the scraper of the present utility model;

fig. 4 is a schematic view of the structure of the extrusion plate of the present utility model.

Wherein: 1. a treatment box; 11. a first electric telescopic rod; 12. a water outlet hole; 13. a support leg; 131. a support plate; 2. an extrusion plate; 21. a slide bar; 22. a groove; 3. a second electric telescopic rod; 31. a connecting plate; 311. a push rod; 4. a sealing plate; 41. a feed inlet; 42. a sampling tube; 421. a connecting pipe; 422. a negative pressure bag; 423. a sampling hole; 5. a scraper; 51. a drug guide tube; 52. and (5) mounting holes.

Detailed Description

In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained will become readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents, etc. used in the following examples are commercially available unless otherwise specified.

Examples

Referring to fig. 1 and 2, the utility model provides a sludge dewatering extrusion device for sludge treatment, which comprises a treatment tank 1 and a sealing plate 4, wherein both sides of the inner wall of the treatment tank 1 are provided with extrusion plates 2 which slide relatively, a plurality of groups of water outlets 12 are formed at the bottom end of the treatment tank 1, the sealing plate 4 is detachably inserted into the top end opening of the treatment tank 1, the sealing plate 4 seals the top end opening of the treatment tank 1, a feed inlet 41 is formed on the sealing plate 4, the bottom surface of the sealing plate 4 and the top end of the inner wall of the treatment tank 1 are on the same horizontal plane, a sampling tube 42 inserted into the treatment tank 1 is fixedly connected on the sealing plate 4, a scraping plate 5 is sleeved on the periphery of the sampling tube 42 in a sliding manner, the bottom surface of the scraping plate 5 and the bottom surface of the sealing plate 4 are on the same horizontal plane, the top surface of the scraping plate 5 is fixedly connected with a medicine guide tube 51, and the top end of the medicine guide tube 51 penetrates through the sealing plate 4 and is in sliding connection with the sealing plate 4.

In the present case, through the setting of scraper 5, be convenient for promote scraper 5 at sampling tube 42 peripheral upper and lower slip through upper and lower slip medicine guide tube 51, can scrape the mud of the peripheral adhesion of sampling tube 42, and at this moment through the regulation of stripper plate 2, distance between the stripper plate 2 is the same with the width of scraper 5, the scraper 5 can scrape the mud of adhesion on the stripper plate 2 at this moment in-process of upper and lower slip, and scrape and can also extrude the processing once more to mud behind the inner wall bottom of processing box 1, guarantee that the moisture in the mud is completely dehydrated, promote dehydration efficiency, can avoid influencing the reuse of device through scraping the mud, can avoid the mud to solidify simultaneously on sampling tube 42 and stripper plate 2, increase availability factor.

As a further embodiment of the present embodiment, as shown in fig. 1, a first electric telescopic rod 11 is fixedly connected between one side of the squeeze plate 2 and the inner side wall of the processing box 1.

Through the setting of first electric telescopic handle 11, be convenient for promote stripper plate 2 and remove, change the distance between the stripper plate 2, be convenient for extrude mud, be convenient for carry out dehydration to mud.

As a further implementation manner of this embodiment, as shown in fig. 1, the bottom end of the treatment box 1 is fixedly connected with the supporting legs 13, the supporting legs 13 are fixedly connected with a supporting plate 131, the top surface of the supporting plate 131 is provided with a dredging mechanism for dredging the water outlet 12, the dredging mechanism comprises a second electric telescopic rod 3, a connecting plate 31 and a push rod 311, the bottom end of the second electric telescopic rod 3 is fixedly connected with the top surface of the supporting plate 131, the top end of the second electric telescopic rod 3 is fixedly connected with the connecting plate 31, the push rod 311 is fixedly connected with the top surface of the connecting plate 31, the push rod 311 is slidably inserted into the water outlet 12, and the radius of a circumscribed circle of the push rod 311 is the same as the radius of an inscribed circle of the water outlet 12.

The connecting plate 31 can be driven to move through the second electric telescopic rod 3, so that the ejector rod 311 can be inserted into the water outlet 12, the water outlet 12 can be sealed, the water outlet 12 can be dredged, and the water storage efficiency of the water outlet 12 is ensured.

As a further implementation manner of this embodiment, as shown in fig. 1 and 2, the top end of the sampling tube 42 is fixedly connected with a negative pressure bag 422 penetrating through the sealing plate 4, the outer periphery of the sampling tube 42 is fixedly connected with a connecting tube 421 near the top end, and the bottom end of the outer periphery of the sampling tube 42 is provided with a sampling hole 423.

Through the setting of negative pressure bag 422, can make the interior negative pressure that produces of sampling tube 42 to the mud in the extraction processing case 1 is then dock the sampling bottle in connecting pipe 421 one end, is convenient for gather the sample to mud, detects whether directly discharges the mud harmfully.

As a further implementation manner of this embodiment, as shown in fig. 1 and fig. 4, a groove 22 is formed on one side of the extrusion plate 2, which is close to the sampling tube 42, a sliding rod 21 is fixedly connected to the other side of the extrusion plate 2, which is close to the top end, one end of the sliding rod 21 penetrates through the treatment box 1, the sliding rod 21 is slidably connected with the treatment box 1, and scales are marked on the periphery of the sliding rod 21.

Through the setting of slide bar 21, slide bar 21 can slide thereupon when removing stripper plate 2, can know the distance between the stripper plate 2 through observing the peripheral scale of slide bar 21, is convenient for utilize scraper blade 5 to scrape the mud of adhesion on the stripper plate 2.

As a further implementation manner of this example, as shown in fig. 1, 2 and 3, the scraping plate 5 has a hollow structure, the scraping plate 5 is communicated with the medicine guiding tube 51, a plurality of groups of mounting holes 52 are formed in the bottom surface of the scraping plate 5, and medicine spraying heads are arranged in the mounting holes 52.

Through setting up of scraper blade 5, can scrape the mud on the stripper plate 2, also can carry out dehydration once more to the mud of scraping, can also add the medicine in the processing case 1 simultaneously, when the result after the sample detects is direct discharge and is harmful to the environment, can add the medicine in the scraper blade 5 through the pipe 51, then spout the liquid medicine through the medicine spraying head, fully react with mud for harmful substance degradation, then utilize stripper plate 2 to carry out extrusion dehydration to mud, ejector pin 311 breaks away from apopore 12 this moment, make the water of deviating from discharge from apopore 12. The device can be suitable for farmland recycling mulch film cleaning sludge, and the sludge can be recycled.

The mulching film between the extrusion plates 2 is wrapped around the sludge, and the extrusion plates 2 butt-joint and extrude the mulching film.

When the sludge in the agriculture is cleaned, the mulching film is required to be used for agricultural planting, the mulching film wraps agricultural products, and the growth of the agricultural products is ensured, but when the sludge is processed, the mulching film remains in the sludge, the sludge is wrapped by the mulching film after extrusion in the process of extruding the sludge, the mulching film is damaged after extrusion, the moisture in the sludge leaks out of the damaged holes, the mulching film is damaged to generate a residual film, the residual film still wraps the periphery of the sludge along with repeated extrusion, the level in the sludge is ensured to be completely dehydrated, the residual film is effectively utilized for processing the sludge, the recycling of the residual film is facilitated, and the residual film can be extracted after the processing to detect the sludge wrapped by the residual film; in the detection, analysis means such as Fourier transform infrared spectroscopy (FTIR), differential Scanning Calorimeter (DSC), a viscosity method, gas chromatography-mass spectrometry (GC-MS) and the like can be utilized to compare and analyze the types and the contents of the residual film degradation products in the residual film cleaning sludge and the biotoxicity effects of the residual film degradation products on plants, microorganisms and invertebrates, and the risk recycling analysis of the recovered mulching film cleaning sludge in farmlands can be effectively completed so as to facilitate the degradation of the sludge and the recovery and reutilization.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a sludge dewatering extrusion device for sludge treatment, includes treatment case (1) and closing plate (4), treatment case (1) inner wall both sides all slide and are provided with relative sliding's stripper plate (2), multiunit apopore (12) have been seted up to treatment case (1) bottom, closing plate (4) dismantlement formula are pegged graft in treatment case (1) top opening, and closing plate (4) seal treatment case (1) top opening, feed inlet (41) have been seted up on closing plate (4), closing plate (4) bottom surface and treatment case (1) inner wall top are on same horizontal plane, fixedly connected with is pegged graft sampling tube (42) in treatment case (1) on closing plate (4), its characterized in that: the peripheral slip cap of sampling tube (42) is equipped with scraper blade (5), scraper blade (5) slip cap is established in closing plate (4), and scraper blade (5) bottom surface and closing plate (4) bottom surface are on same horizontal plane, scraper blade (5) top surface fixedly connected with medicine guide tube (51), medicine guide tube (51) top runs through closing plate (4), and with closing plate (4) sliding connection.

2. A sludge dewatering extrusion apparatus for sludge treatment as claimed in claim 1, wherein: a first electric telescopic rod (11) is fixedly connected between one side of the extrusion plate (2) and the inner side wall of the treatment box (1).

3. A sludge dewatering extrusion apparatus for sludge treatment as claimed in claim 1, wherein: the utility model provides a handle case (1) bottom fixedly connected with landing leg (13), fixedly connected with backup pad (131) between landing leg (13), backup pad (131) top surface is provided with the mediation mechanism of mediation apopore (12), mediation mechanism includes second electric telescopic handle (3), connecting plate (31) and ejector pin (311), second electric telescopic handle (3) bottom fixedly connected with top surface in backup pad (131), second electric telescopic handle (3) top and connecting plate (31) fixed connection, ejector pin (311) fixed connection is in connecting plate (31) top surface, ejector pin (311) slip grafting is in apopore (12), ejector pin (311) circumscribed circle radius is the same with apopore (12) inscription circle radius.

4. A sludge dewatering extrusion apparatus for sludge treatment as claimed in claim 1, wherein: the top end of the sampling tube (42) penetrates through the sealing plate (4) to be fixedly communicated with a negative pressure bag (422), a connecting pipe (421) is fixedly communicated with the position, close to the top end, of the periphery of the sampling tube (42), and a sampling hole (423) is formed in the bottom end of the periphery of the sampling tube (42).

5. The sludge dewatering extrusion apparatus for sludge treatment as claimed in claim 4, wherein: the extruding plate (2) is close to one side of the sampling tube (42) and is provided with a groove (22), the other side of the extruding plate (2) is close to the top end, a sliding rod (21) is fixedly connected with the other side of the extruding plate, one end of the sliding rod (21) penetrates through the treatment box (1), the sliding rod (21) is in sliding connection with the treatment box (1), and scales are marked on the periphery of the sliding rod (21).

6. A sludge dewatering extrusion apparatus for sludge treatment as claimed in claim 1, wherein: the scraper (5) is of a hollow structure, the scraper (5) is communicated with the medicine guide pipe (51), a plurality of groups of mounting holes (52) are formed in the bottom surface of the scraper (5), and medicine spraying heads are arranged in the mounting holes (52).

7. A sludge dewatering extrusion apparatus for sludge treatment as claimed in claim 1, wherein: the mulching film between the extrusion plates (2) is wrapped on the periphery of the sludge, and the extrusion plates (2) are in butt joint for extruding the mulching film.