CN217526610U

CN217526610U - High-pressure belt type deep dehydrator

Info

Publication number: CN217526610U
Application number: CN202220743478.3U
Authority: CN
Inventors: 潘丙州; 王家林; 潘健康; 田德政
Original assignee: Xinxiang Lanhai Environmental Technology Co ltd
Current assignee: Xinxiang Lanhai Environmental Technology Co ltd
Priority date: 2022-04-01
Filing date: 2022-04-01
Publication date: 2022-10-04
Anticipated expiration: 2032-04-01

Abstract

The utility model discloses a high-pressure belt deep dehydration machine, which comprises a frame, rectify photoelectric probe, go up the guipure, the low pressure subassembly, advance the mud agitator, lower guipure, little water filtering roller, big water filtering roller and squeeze the roller, and the frame right side is equipped with into the mud agitator, it is equipped with upper mesh belt tensioning piece and lower mesh belt tensioning piece to advance mud agitator left side, lower mesh belt tensioning piece left side is equipped with down the guipure unscrambler, upper mesh belt tensioning piece left side is equipped with two sets of low pressure subassemblies, low pressure subassembly left side is equipped with little water filtering roller and big water filtering roller respectively, little water filtering roller and big water filtering roller top are crisscross to be equipped with and squeeze the roller, eight groups squeeze the diameter of roller by high to low successive layer increase, rectify photoelectric probe left side and be equipped with upper mesh belt unscrambler and driving motor respectively, eight groups squeeze the roller and go out the free water separation in with the sludge cake, free water is discharged from the outlet along the water collector, it reaches 40% -45 to go out mud dryness fraction, can directly be used for the pressurization sludge combustion electricity generation after unloading, thereby good economic benefits has.

Description

High-pressure belt type deep dehydrator

Technical Field

The utility model relates to a sludge treatment technical field specifically is high-pressure belt degree of depth hydroextractor.

Background

Along with the enhancement of water environment treatment and protection strength in China, a device for filtering and squeezing wastewater sludge is developed day by day, and is widely applied to sludge advanced treatment in the industries of municipal sewage treatment, papermaking, chemical fiber, textile printing and dyeing, food brewing, petrochemical industry and the like. For example, the sludge dryness of a double-mesh belt type sludge dewatering machine, a double-mesh belt type sludge filtering press, a centrifugal filter, a screw extruder and the like is relatively low, and the sludge dryness is generally 15-20%. The dryness of the discharged mud of the plate and frame filter can reach about 45 percent, but the equipment is expensive, and a set of lime adding system is required to be added for adding lime. The recent sludge pressure combustion power generation technology which is just emerging requires that the sludge dryness is more than 40 percent. The mud dryness of the plate and frame machine meets the requirement, but the plate and frame machine cannot be used for power generation due to the addition of the lime with the flame retardant effect.

With the continuous innovation of the sludge pressurized combustion power generation technology, the sludge is further maturely applied and popularized, and the sludge dryness after sewage treatment is urgently improved.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to overcome the existing defects, provide a high-pressure belt type deep dehydrator, the dryness of the discharged mud reaches 40-45%, the high-pressure belt type deep dehydrator can be directly used for the sludge pressurized combustion power generation technology after unloading, provides convenience for people, and can effectively solve the problems in the background technology.

In order to achieve the above purpose, the utility model provides a following technical scheme: a high-pressure belt type deep dehydrator comprises a rack, a correction photoelectric probe, an upper mesh belt, a low-pressure assembly, a mud inlet stirrer, a lower mesh belt, a small water filtering roller, a large water filtering roller and squeeze rollers, wherein the cross section of the rack is of an L-shaped structure, a mud outlet and a mud inlet are respectively arranged at the left end and the right end of the rack, the mud inlet stirrer is arranged at the mud inlet of the rack, an upper mesh belt tensioning piece and a lower mesh belt tensioning piece are arranged on the left side of the mud inlet stirrer, a lower mesh belt corrector is arranged on the left side of the lower mesh belt tensioning piece, two groups of low-pressure assemblies are arranged on the left side of the upper mesh belt tensioning piece, the small water filtering roller and the large water filtering roller are arranged on the right upper side of the large water filtering roller, eight groups of squeeze rollers are staggered above the small water filtering roller and the large water filtering roller, the diameters of the eight groups of squeeze rollers are gradually increased from high to low, the high, the correction photoelectric probe is arranged above the tension rollers, the left side of the correction photoelectric probe is respectively provided with the upper mesh belt corrector and the drive motor, the drive motor and the upper mesh belt form two groups of the upper end, and the lower mesh belt as two groups of a circulating loop, and the drive motor as the lower mesh belt loop.

Furthermore, the upper mesh belt passes through a round roller in an upper mesh belt tensioning piece, a rolling roller in a low-pressure assembly, a large water filtering roller, a small water filtering roller, a pressing roller, a driving roller in a driving motor and an upper mesh belt straightener to form a motion circulation loop, and the upper mesh belt and eight groups of pressing rollers are in S-shaped staggered connection.

Furthermore, the lower mesh belt passes through a round roller, a lower mesh belt straightener, a large water filtering roller, a small water filtering roller, a pressing roller and a driving roller in a driving motor in the lower mesh belt tensioning member to form a motion circulation loop, and the lower mesh belt is in S-shaped staggered connection with eight groups of pressing rollers.

Furthermore, water receiving discs are arranged below the eight groups of squeezing rollers and are connected with the rack in an inclined mode through bolts, a water outlet is formed in the lower side of each water receiving disc and is connected with external equipment through a pipeline.

Further, the low pressure subassembly includes telescopic cylinder, and telescopic cylinder upper end is connected with the frame, and telescopic cylinder's flexible end is connected with the connecting piece, and the connecting piece passes through the bearing to be connected with three groups of rollers that roll.

Compared with the prior art, the beneficial effects of the utility model are that: this high pressure belt deep dehydration machine has following benefit:

1. the utility model discloses on set up the low pressure subassembly, rolled the roller through telescopic cylinder adjustment and at the relative position of vertical direction, adjusted the relative distance between guipure and the lower guipure then to provide pre-compaction pressure to mud and make its preliminary dehydration, and arrange inside mud in order to suitable shape, make it can bear the multiple of later stage and squeeze.

2. The utility model discloses on set up and squeezed the roller, squeezed the roller diameter through eight groups by the change of high to low successive layer increase, make it squeeze the remaining fractional free water of back through little drainage roller and big drainage roller press and squeeze and ceaselessly extrude, squeeze, so circulate, make the dehydration rate of last discharge's sludge cake increase, it reaches 40% -45% to go out the mud quality, can directly be used for mud pressurization burning electricity generation after unloading to good economic benefits has.

3. The utility model discloses on set up the water collector, utilized the cooperation of water collector slope structure and outlet to use, the sewage spill of avoiding squeezing out and cause the pollution of trading into, be favorable to utilizing the collection of sewage.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

In the figure: a driving motor 1, a frame 2, an upper net belt straightener 3, a correction photoelectric probe 4, an upper net belt 5, a low-voltage component 6, a telescopic cylinder 61, a connecting piece 62, a rolling roller 63, an upper net belt tensioning piece 7, a lower net belt straightening piece 8 mud feeding stirrers, 9 lower mesh belt tensioning members, 10 lower mesh belts, 11 lower mesh belt straighteners, 12 small water filtering rollers, 13 large water filtering rollers, 14 water receiving discs, 15 squeezing rollers and 16 water discharge ports.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, the present invention provides a technical solution: a high-pressure belt type deep dehydrator comprises a frame 2, a correction photoelectric probe 4, an upper mesh belt 5, low-pressure components 6, a mud inlet stirrer 8, a lower mesh belt 10, a small water filtering roller 12, a large water filtering roller 13 and a squeezing roller 15, wherein the cross section of the frame 2 is of an L-shaped structure, the left end and the right end of the frame 2 are respectively provided with a mud outlet and a mud inlet, the mud inlet of the frame 2 is provided with the mud inlet stirrer 8, the left side of the mud inlet stirrer 8 is provided with an upper mesh belt tensioning member 7 and a lower mesh belt tensioning member 9, the left side of the lower mesh belt tensioning member 9 is provided with a lower mesh belt corrector 11, the left side of the upper mesh belt tensioning member 7 is provided with two groups of low-pressure components 6, the left side of the low-pressure components 6 is respectively provided with a small water filtering roller 12 and a large water filtering roller 13, the small water filtering roller 12 is positioned at the upper right side of the large water filtering roller 13, bent plate guide plates are uniformly distributed on the cylindrical surfaces of the small water filtering roller 12 and the large water filtering roller 13, eight groups of squeezing rollers 15 are staggered above the small water filtering roller 12 and the large water filtering roller 13, the diameters of eight groups of squeezing rollers 15 are increased layer by layer from high to low, a correction photoelectric probe 4 is arranged above the squeezing rollers 15, the left side of the correction photoelectric probe 4 is respectively provided with an upper mesh belt straightener 3 and a driving motor 1, the driving motors 1 are divided into an upper group and a lower group, the upper end driving motor 1 and the upper mesh belt tensioning piece 7 are used as two ends to form an upper mesh belt 5 into a circulation loop, the lower end driving motor 1 and the lower mesh belt tensioning piece 9 are used as two ends to form a lower mesh belt 10 into a circulation loop, the upper mesh belt straightener 3, the upper mesh belt tensioning piece 7, the lower mesh belt tensioning piece 9 and the lower mesh belt straightener 11 are all the prior art, the driving motor 1 is used as a power source, the upper mesh belt straightener 3, the upper mesh belt tensioning piece 7, the lower mesh belt tensioning piece 9 and the lower mesh belt straightener 11 are used for adjusting and correcting the tensioning degree in the running process, sludge is pre-pressed and dehydrated and shaped in a pre-pressing area formed by an upper net belt 5 and a lower net belt 10 corresponding to a low-pressure assembly 6, then a sludge cake is conveyed to the low-pressure area formed by a large water filtering roller 13 and a small water filtering roller 12 to separate most of free water, finally the sludge cake is extruded under high pressure by eight groups of squeezing rollers 15, circulation is carried out, the moisture content of raw materials is reduced, the solid-liquid separation rate and the dehydration efficiency are improved, a circular roller in an upper net belt tensioning member 7, a rolling roller 63 in the low-pressure assembly 6, the large water filtering roller 13, the small water filtering roller 12, the squeezing rollers 15, a driving roller in a driving motor 1 and an upper net belt straightener 3 form a movement circulation loop, the upper net belt 5 and the eight groups of squeezing rollers 15 are in S-shaped staggered connection, the lower net belt 10 forms a motion circulation loop through a round roller, a lower net belt straightener 11, a large water filtering roller 13, a small water filtering roller 12, a squeezing roller 15 and a driving roller in the lower net belt tensioning piece 9, the lower net belt 10 and the eight groups of squeezing rollers 15 are in S-shaped staggered connection, and the upper net belt 5 and the lower net belt 10 form a high-pressure squeezing area in the area of the eight groups of squeezing rollers 15 to squeeze and dehydrate raw materials strongly, so that the dehydration quality is improved.

The water receiving tray 14 is arranged below the eight groups of squeezing rollers 15, the water receiving tray 14 is connected with the rack 2 in an inclined mode through bolts, a water outlet 16 is arranged on the lower side of the water receiving tray 14, the water outlet 16 is connected with external equipment through a pipeline, the diameter of the eight groups of squeezing rollers 15 is gradually increased from high to low, the water receiving tray enables a small part of residual free water after a sludge cake is squeezed through the small water filtering roller 12 and the large water filtering roller 13 to be continuously squeezed and squeezed, the circulation is carried out, the dehydration rate of the finally discharged sludge cake is increased, the sludge dryness reaches 40% -45%, the sludge is directly used for sludge pressurized combustion power generation after discharging, and therefore the low-pressure assembly 6 has good economic benefits, the low-pressure assembly 6 comprises a telescopic cylinder 61, the upper end of the telescopic cylinder 61 is connected with the rack 2, the telescopic end of the telescopic cylinder 61 is connected with a connecting piece 62, the connecting piece 62 is connected with the three groups of squeezing rollers 63 through bearings, the telescopic cylinder 61 drives the squeezing rollers 63 to enable the upper mesh belt 5 and the lower mesh belt 10 to move up and down, the pre-pressing roller 5 and the lower mesh belt 10 are adjusted to provide a proper pre-pressing force for the sludge, and the sludge is adjusted to be capable of pressing and a proper post-stage sludge dewatering distance for the sludge.

When in use: the power supply is started, a driving roller in the driving motor 1 drives the upper mesh belt 5 and the lower mesh belt 10 to rotate, sludge enters from a sludge inlet on the right side of the rack 2, enters through stirring and mixing of the sludge inlet stirrer 8, enters into a pre-pressing area formed by the low-pressure assembly 6 along a gap between the upper mesh belt 5 and the lower mesh belt 10, the telescopic cylinder 61 adjusts the gap between the upper mesh belt 5 and the lower mesh belt 10 through the rolling roller 63, so that the sludge is subjected to preliminary rolling dehydration and shape adjustment, then the sludge cake is dehydrated through the large water filtering roller 13 and the small water filtering roller 12 in sequence, most of free water is removed from the sludge cake at the moment, finally the sludge cake moves from bottom to top along an S-shaped curve between the upper mesh belt 5 and the lower mesh belt 10 through the pressing roller 15, the diameters of the eight groups of pressing rollers 15 are gradually reduced from top to bottom, so that the remaining small part of free water in the sludge cake can be well separated, the separated free water is discharged through the water collecting tray 14, the sludge cake is discharged from a sludge outlet on the left side of the rack 2, and the sludge cake has good economic benefit of power generation after the sludge discharge.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. High-pressure belt deep dehydration machine, including frame (2), correction photoelectric probe (4), upper mesh belt (5), low pressure subassembly (6), advance mud agitator (8), lower mesh belt (10), little drainage roller (12), big drainage roller (13) and squeeze roller (15), its characterized in that: the cross section of a rack (2) is of an L-shaped structure, a sludge outlet and a sludge inlet are respectively arranged at the left end and the right end of the rack (2), a sludge inlet stirrer (8) is arranged at the sludge inlet of the rack (2), an upper mesh belt tensioning piece (7) and a lower mesh belt tensioning piece (9) are arranged on the left side of the sludge inlet stirrer (8), a lower mesh belt corrector (11) is arranged on the left side of the lower mesh belt tensioning piece (9), two groups of low-pressure assemblies (6) are arranged on the left side of the upper mesh belt tensioning piece (7), a small water filtering roller (12) and a large water filtering roller (13) are respectively arranged on the left side of the low-pressure assemblies (6), eight groups of squeezing rollers (15) are arranged on the left side of the small water filtering roller (12) and the large water filtering roller (13) in a staggered mode, the diameters of the eight groups of squeezing rollers (15) are increased from high to low layer to layer, a correction photoelectric probe (4) is arranged above the squeezing rollers (15), the correction photoelectric probe (4) is respectively arranged on the left side of the correction photoelectric probe (4), a drive motor (1) and a drive motor (1) forms an upper mesh belt loop and a lower mesh belt drive loop (5) which takes two groups of the upper mesh belt as a lower mesh belt drive motor (10), and a lower mesh belt drive loop.

2. The high-pressure belt deep dehydrator of claim 1, wherein: the upper mesh belt (5) passes through a circular roller in an upper mesh belt tensioning piece (7), a rolling roller (63) in a low-pressure assembly (6), a large water filtering roller (13), a small water filtering roller (12), a pressing roller (15), a driving roller in a driving motor (1) and an upper mesh belt straightener (3) to form a motion circulation loop, and the upper mesh belt (5) and eight groups of pressing rollers (15) are in S-shaped staggered connection.

3. The high-pressure belt deep dehydrator of claim 1, wherein: the lower mesh belt (10) passes through a round roller in a lower mesh belt tensioning piece (9), a lower mesh belt straightener (11), a large water filtering roller (13), a small water filtering roller (12), a pressing roller (15) and a driving roller in a driving motor (1) to form a motion circulation loop, and the lower mesh belt (10) and eight groups of pressing rollers (15) are in S-shaped staggered connection.

4. The high-pressure belt deep dehydrator of claim 1, wherein: the water collecting tray (14) is arranged below the eight groups of squeezing rollers (15), the water collecting tray (14) is connected with the rack (2) in an inclined shape through bolts, a water outlet (16) is arranged on the lower side of the water collecting tray (14), and the water outlet (16) is connected with external equipment through a pipeline.

5. The high-pressure belt deep dehydrator of claim 1, wherein: the low-pressure assembly (6) comprises a telescopic cylinder (61), the upper end of the telescopic cylinder (61) is connected with the rack (2), the telescopic end of the telescopic cylinder (61) is connected with a connecting piece (62), and the connecting piece (62) is connected with three groups of rolling rollers (63) through bearings.