CN214327534U

CN214327534U - Sludge treatment adds medicine with steady state and mixes feed arrangement

Info

Publication number: CN214327534U
Application number: CN202023009149.6U
Authority: CN
Inventors: 冯洲健; 陈浩; 崔杨; 陈港龙; 单康阳
Original assignee: Zhengzhou Ziying Energy Saving Environmental Protection Technology Co ltd
Current assignee: Zhengzhou Ziying Energy Saving Environmental Protection Technology Co ltd
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2021-10-01
Anticipated expiration: 2030-12-15

Abstract

The utility model relates to the technical field of sludge treatment, in particular to a steady-state dosing, mixing and feeding device for sludge treatment, which comprises a feeding device and a distributing device, wherein the feeding device comprises an upper screw conveyer and a lower screw conveyer, and a feeding hole and a dosing hole are arranged on the upper screw conveyer; the upper screw conveyer and the lower screw conveyer both comprise a shell, a hollow screw pipe shaft and a screw propeller blade; the distributing device comprises a fixing plate and a distributing frame, a long-strip-shaped through hole is formed in the upper portion of one side wall of the distributing frame, one side of the distributing frame is fixed to the fixing plate through a third bolt which is arranged in the through hole in a penetrating mode, fixing pieces are symmetrically arranged on two end faces of the distributing frame and used for being fixed to the rack, adjusting holes are formed in the two ends, opposite to the fixing pieces, of the distributing frame, the two ends of the distributing frame are fixed to the fixing pieces through first bolts which are arranged in the adjusting holes in a penetrating mode, and a distributing spiral is arranged in the distributing frame. The utility model has the advantages of prevent material seepage, easy access, adjustable cloth amount.

Description

Sludge treatment adds medicine with steady state and mixes feed arrangement

Technical Field

The utility model relates to a sludge treatment technical field, especially a sludge treatment adds medicine with steady state and mixes feed arrangement.

Background

The sludge treatment is a processing process of reducing, stabilizing and harmlessly treating sludge such as concentration, conditioning, dehydration, stabilization, drying or incineration and the like. The higher the degree of wastewater treatment, the more sludge residue will be produced to be treated. A general sewage treatment plant must be provided with a sludge treatment facility unless the sewage is treated using land treatment or a sewage pond. For modern sewage treatment plants, the treatment and disposal of sludge has become the most complex and costly part of the operation of sewage treatment systems.

At present, in the sludge treatment process, chemical agents are often added into sludge to enable the sludge to be flocculated quickly, then materials are evenly spread through a material distributor, and then water in the sludge is filtered out through extrusion. The existing feeding device for sludge treatment has the following defects: 1. reliable sealing performance cannot be guaranteed due to connection between the spiral shaft and the shell, so that materials leak, peculiar smell is emitted, and air pollution is caused; moreover, the screw shaft usually extends out of the shell to be connected with the driving device usually through a coupler, and once the screw conveyor or the motor is damaged, the screw conveyor or the motor is inconvenient to overhaul; 2. the amount of the cloth cannot be adjusted according to the yield; 3. because the screw mechanism is arranged in the material distribution frame and is not easy to overhaul when having faults.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems of the prior art that the stable-state medicine adding and mixing feeding device for sludge treatment has material leakage, inconvenient maintenance and incapability of adjusting the material distribution amount.

The utility model has the following concrete scheme:

a steady-state dosing mixing feeding device for sludge treatment is designed, and comprises a feeding device and a distributing device connected with the outlet of the feeding device through a connecting piece, wherein the feeding device comprises an upper spiral conveyor and a lower spiral conveyor communicated with the discharge hole of the upper spiral conveyor, and the upper spiral conveyor is provided with a feed inlet and a dosing hole close to the feed inlet;

the upper screw conveyer and the lower screw conveyer respectively comprise a shell, a hollow screw pipe shaft positioned in the shell and a screw propeller blade arranged on the screw pipe shaft;

the cloth device comprises a fixing plate and a cloth frame arranged on one side of the fixing plate, wherein a long-strip-shaped through hole is formed above one side wall of the cloth frame, one side of the cloth frame is fixed on the fixing plate through a third bolt penetrating through the through hole, fixing parts are symmetrically arranged on two end faces of the cloth frame and used for being fixed on a rack, adjusting holes are formed in one ends, opposite to the two fixing parts, of the two ends of the cloth frame, the two fixing parts are fixed with the fixing parts through first bolts penetrating through the adjusting holes, and the length of the through hole is larger than or equal to that of the adjusting holes;

a cloth spiral is arranged in the cloth frame;

the upper end of the connecting piece is fixed on the shell of the lower screw conveyor, the lower end of the connecting piece is fixedly connected with the fixing plate, and the discharge hole of the lower screw conveyor is positioned right above the material distribution screw.

Preferably, a connecting shaft is inserted in the spiral pipe shaft, a through hole is formed in the spiral pipe shaft and in a position corresponding to the connecting shaft, a stud is arranged in the through hole in a penetrating mode, one end of the connecting shaft penetrates through the shell and is fixed with the spiral pipe shaft through the stud, and the other end of the connecting shaft extends to the outer side of the shell and is connected with a spiral motor.

Preferably, the other end of the connecting shaft is connected with an output shaft of the spiral motor through a quincunx coupling.

Preferably, a bearing is sleeved on the connecting shaft at a position close to the shell, a bearing seat is arranged on the outer side of the bearing, the bearing seat is fixed with one end of the shell, a rubber gasket is sleeved on the connecting shaft at a position in the bearing seat and abutted against the bearing, an O-shaped sealing ring is arranged between the connecting shaft and the bearing seat, and the O-shaped sealing ring is positioned between the rubber gasket and the end part of the shell.

Preferably, a main distributing screw and a secondary distributing screw are arranged in the distributing frame in parallel, the main distributing screw comprises a main screw shaft and a main screw blade arranged on the main screw shaft, the secondary distributing screw comprises a secondary screw shaft and a secondary screw blade arranged on the secondary screw shaft, one end of the main screw shaft and one end of the secondary screw shaft extend out of the distributing frame respectively, a driving gear is arranged on the main screw shaft, a driven gear is arranged on the secondary screw shaft, a chain is sleeved on the driving gear and the driven gear, a distributing motor is arranged on one side of the distributing frame, and an output shaft of the distributing motor penetrates through the distributing frame to be connected with the other end of the main screw shaft.

Preferably, the main propeller blade and the auxiliary propeller blade are both symmetrically arranged, and the spiral directions are opposite.

Preferably, two side walls of the cloth frame are fixed with the other two side walls through second bolt structures respectively.

Preferably, the number of the through holes is three, and the through holes are arranged on one side of the material distribution frame at equal intervals.

The beneficial effects of the utility model reside in that:

1. the utility model discloses an adopt and set up the medicine mouth on last screw conveyer's casing, can add the medicament in the transportation mud, reduce man-hour, improve work efficiency.

2. The utility model connects the motor and the spiral pipe shaft together by arranging the connecting shaft, the connecting shaft and the spiral pipe shaft are fixed by the double-screw bolt, when the spiral conveyer breaks down, the motor is convenient to disassemble, and the maintenance is convenient; and the two side walls of the cloth frame are fixed with the other two side walls of the cloth frame in a second bolt structure mode, so that when parts in the cloth frame are damaged, the cloth frame is convenient to disassemble, and the internal parts are convenient to maintain.

3. The utility model discloses a set up "O" type sealing washer and rubber pad, can prevent the inside material seepage of casing, take place the peculiar smell, cause air pollution, adopt plum blossom mold coupling joint motor shaft and connecting axle moreover, can reduce the vibrations that screw conveyer produced in the course of the work, prevent that long-term operation nature spare part pine from taking off.

4. The utility model discloses a drive motor is adopted in the setting, sets up driving gear and driven gear at main screw axis and from the screw axis, and the sprocket is established to the cover on driving gear and driven gear, reduces the power supply to reduce the energy consumption.

5. The utility model discloses a wear to establish first bolt in the regulating hole and fix cloth frame and mounting together, under the cooperation of rectangular shape through-hole, adjust the fixed height of cloth frame about in the regulating hole through the first bolt of elasticity to adjust main cloth spiral and follow the height of cloth spiral, realize adjusting the cloth volume according to the output demand.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic cross-sectional view of the upper and lower screw conveyors;

FIG. 3 is an enlarged schematic view of portion A of FIG. 2;

FIG. 4 is a schematic structural view of a cloth frame;

FIG. 5 is a schematic side view of the cloth frame;

the reference numbers in the figures are: the automatic feeding device comprises a screw motor 1, a feeding hole 2, an upper screw conveyer 3, a dosing hole 4, a discharge hole 5, a connecting piece 6, a fixing plate 7, a lower screw conveyer 8, a fixing piece 9, a cloth frame 10, a quincunx coupling 11, a connecting shaft 12, a stud 13, a screw pipe shaft 14, a screw blade 15, a cloth motor 16, a regulating hole 17, a second bolt 18, a main screw shaft 19, a main screw blade 20, a driven screw shaft 21, a driven screw blade 22, a through hole 23, a third bolt 24, a driving gear 25, a driven gear 26, a chain 27, a first bolt 28, a sealing ring 29, a rubber gasket 30, a bearing seat 31, a bearing seat 32 and a shell 33.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example 1

A steady-state dosing mixing feeding device for sludge treatment is shown in figures 1 to 5 and comprises a feeding device and a distributing device connected with an outlet of the feeding device through a connecting piece 6, wherein the feeding device comprises an upper screw conveyor 3 and a lower screw conveyor 7 communicated with a discharge hole 5 of the upper screw conveyor 3, and the upper screw conveyor 3 is provided with a feeding hole 2 and a dosing hole 4 close to the feeding hole 2; when the upper spiral conveyer 3 transports sludge, a medicament can be added into the upper spiral conveyer 3 through the medicament adding port 4, and the sludge and the medicament are mixed in the upper spiral conveyer 3 and then enter the lower spiral conveyer 7 to be transported to the distributing device.

The upper screw conveyor 3 and the lower screw conveyor 7 both comprise a shell 33, a hollow spiral pipe shaft 14 positioned in the shell 33 and a screw propeller blade 15 arranged on the spiral pipe shaft 14;

the distributing device comprises a fixing plate 7 and a distributing frame 10 arranged on one side of the fixing plate 7, a long strip-shaped through hole 23 is formed above one side wall of the distributing frame 10, one side of the distributing frame 10 is fixed on the fixing plate 7 through a third bolt 24 penetrating through the through hole 23, fixing pieces 9 are symmetrically arranged on two end faces of the distributing frame 10, the fixing pieces 9 are used for being fixed on a rack, adjusting holes 17 are formed in opposite ends of the two fixing pieces 9, two ends of the distributing frame 10 are fixed with the fixing pieces 9 through first bolts 28 penetrating through the adjusting holes 17, and the length of the through hole 23 is larger than or equal to that of the adjusting holes 17; the height of the cloth frame 10 is adjusted to the maximum extent, two ends of the cloth frame 10 can be fixed at positions needing to be installed through the fixing parts 9, the height of the cloth frame 10 fixed on the fixing parts 9 is adjusted through the first elastic bolts 28, and the purpose of adjusting the cloth amount according to the yield requirement is achieved.

A cloth screw is arranged in the cloth frame 10;

the upper end of the connecting piece 6 is fixed on the shell 33 of the lower screw conveyor 8, the lower end of the connecting piece is fixedly connected with the fixing plate 7, and the discharge hole of the lower screw conveyor 8 is positioned right above the material distribution screw.

A connecting shaft 12 is inserted in the spiral pipe shaft 14, a through hole 23 is formed in the spiral pipe shaft 14 and in a position corresponding to the connecting shaft 12, a stud 13 penetrates through the through hole 23, one end of the connecting shaft 12 penetrates through the shell 33 and is fixed with the spiral pipe shaft 14 through the stud 13, the other end of the connecting shaft extends to the outer side of the shell 33 and is connected with a motor, and an output shaft of the cloth motor 16 penetrates through the cloth frame 10 and is connected with the other end of the main spiral shaft 19, so that a power source is reduced, abrasion among parts is reduced, and energy consumption is reduced.

The other end of the connecting shaft 12 is connected with an output shaft of the spiral motor 1 through a quincunx coupler 11, and the connecting shaft 12 is quickly connected with the output shaft of the spiral motor 1, so that the spiral motor 1 provides power for the spiral conveyor, vibration in the work process can be reduced, and parts are prevented from loosening.

A bearing 32 is sleeved on the connecting shaft 12 at a position close to the shell 33, a bearing seat 31 is arranged on the outer side of the bearing 32, the bearing seat 31 is fixed with one end of the shell 33, a rubber gasket 30 is sleeved on the connecting shaft 12 at a position in the bearing 32 seat 31 and abutted against the bearing 32, an O-shaped sealing ring 29 is arranged between the connecting shaft 12 and the bearing seat 31, the O-shaped sealing ring 29 is arranged between the rubber gasket 30 and the end part of the shell 33, and the rubber gasket 30 and the sealing ring 29 can prevent materials in the upper screw conveyor 3 and the lower screw conveyor 7 from leaking.

A main cloth screw and a slave cloth screw are arranged in parallel in the cloth frame 10, the main cloth screw comprises a main screw shaft 19 and a main screw blade 20 arranged on the main screw shaft 19, the slave cloth screw comprises a slave screw shaft 21 and a slave screw blade 22 arranged on the slave screw shaft 21, the main screw shaft 19 and one end of the slave screw shaft 21 extend out of the cloth frame 10 respectively, a driving gear 25 is arranged on the main screw shaft 19, a slave screw shaft 21 is provided with a slave gear 26, a chain 27 is sleeved on the driving gear 25 and the slave gear 26, a cloth motor 16 is arranged on one side of the cloth frame 10, and an output shaft of the cloth motor 16 passes through the cloth frame 10 and is connected with the other end of the main screw shaft 19.

The main propeller blade 20 and the auxiliary propeller blade 22 are symmetrically arranged, and the spiral directions are opposite, so that the sludge is prevented from being pushed to one direction, the sludge accumulation is avoided, and the material distribution is more uniform.

Two side walls of the cloth frame 10 are fixed with the other two side walls through second bolt 18 structures respectively, and the cloth frame 10 can be detached when the main cloth spiral and the auxiliary cloth spiral in the cloth frame 10 are in failure, so that the maintenance is facilitated.

The number of the through holes 23 is three, and the through holes are equidistantly formed in one side of the cloth frame 10, so that the cloth frame 10 is more stably fixed on the fixing plate 7.

The utility model discloses a working method does: fixing a spiral conveying device on a rack, fixing a material distribution frame 10 on the rack through a fixing plate 7 and a fixing part 9, adding a medicament into an upper spiral conveyor 3 through a medicament adding opening 4, adding sludge into the upper spiral conveyor 3 from a feed inlet 2, starting a spiral motor 1, mixing the sludge and the medicament under the rotation of a spiral pipe shaft 14 and a spiral blade 15, pushing the mixture into a lower spiral conveyor 7, conveying the mixture into the material distribution frame 10 through the lower spiral conveyor 7, starting a material distribution motor 16, driving a driving gear 25 to rotate through the spiral rotation of a main material distribution, driving a driven gear 26 to rotate under the action of a chain 27, so as to drive a slave material distribution to spirally rotate, starting sludge to be distributed downwards uniformly through a main spiral blade 20 and a slave spiral blade 22 which are opposite in direction, wherein the main spiral blade 20 and the slave spiral blade 22 can break the sludge to avoid causing material blockage and make the material distribution more uniform, meanwhile, the height of the cloth frame 10 can be adjusted up and down in the adjusting hole 17 by adjusting the tightness of the first bolt 28 according to the yield requirement, and meanwhile, the position of the cloth frame 10 relative to the through hole 23 also rises by a height, so that the distance between the main cloth spiral and the auxiliary cloth spiral and the bottom is adjusted, the thickness of the cloth is realized, and the cloth amount is controlled.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or that equivalent substitutions may be made in some of the features of the embodiments; any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A steady-state dosing mixing feeding device for sludge treatment is characterized by comprising a feeding device and a distributing device connected with the outlet of the feeding device through a connecting piece (6), wherein the feeding device comprises an upper spiral conveyor (3) and a lower spiral conveyor (8) communicated with the discharge hole (5) of the upper spiral conveyor (3), and the upper spiral conveyor (3) is provided with a feeding hole (2) and a dosing hole (4) close to the feeding hole (2);

the upper spiral conveyor (3) and the lower spiral conveyor (8) respectively comprise a shell (33), a hollow spiral pipe shaft (14) positioned in the shell (33) and a spiral blade (15) arranged on the spiral pipe shaft (14);

the cloth device comprises a fixing plate (7) and a cloth frame (10) arranged on one side of the fixing plate (7), wherein a long-strip-shaped through hole (23) is formed in the upper portion of one side wall of the cloth frame (10), one side of the cloth frame (10) is fixed on the fixing plate (7) through a third bolt (24) penetrating through the through hole (23), fixing pieces (9) are symmetrically arranged on two end faces of the cloth frame (10), the fixing pieces (9) are used for being fixed on a rack, an adjusting hole (17) is formed in one end, opposite to the two fixing pieces (9), of the cloth frame (10), two ends of the cloth frame are fixed with the fixing pieces (9) through first bolts (28) penetrating through the adjusting holes (17), and the length of the through hole (23) is larger than or equal to that of the adjusting holes (17);

a cloth spiral is arranged in the cloth frame (10);

the upper end of the connecting piece (6) is fixed on the shell (33) of the lower screw conveyor (8), the lower end of the connecting piece is fixedly connected with the fixing plate (7), and the discharge hole of the lower screw conveyor (8) is positioned right above the material distribution screw.

2. The steady-state dosing mixing feeding device for sludge treatment according to claim 1, characterized in that: a connecting shaft (12) is inserted in the spiral pipe shaft (14), a through hole (23) is formed in the spiral pipe shaft (14) and in a position corresponding to the connecting shaft (12), a stud (13) penetrates through the through hole (23), one end of the connecting shaft (12) penetrates through the shell (33) and is fixed with the spiral pipe shaft (14) through the stud (13), and the other end of the connecting shaft extends to the outer side of the shell (33) and is connected with a spiral motor (1).

3. The steady-state dosing mixing feeding device for sludge treatment according to claim 2, characterized in that: the other end of the connecting shaft (12) is connected with an output shaft of the spiral motor (1) through a quincunx coupling (11).

4. The steady-state dosing mixing feeding device for sludge treatment according to claim 2, characterized in that: the connecting shaft is characterized in that a bearing (32) is sleeved at a position, close to a shell (33), on the connecting shaft (12), a bearing seat (31) is arranged on the outer side of the bearing (32), the bearing seat (31) is fixed with one end of the shell (33), a rubber gasket (30) is sleeved at a position, which is located in the bearing seat (31) and is abutted against the bearing (32), on the connecting shaft (12), an O-shaped sealing ring (29) is arranged between the connecting shaft (12) and the bearing seat (31), and the O-shaped sealing ring (29) is located between the end parts of the rubber gasket (30) and the shell (33).

5. The steady-state dosing mixing feeding device for sludge treatment according to claim 1, characterized in that: the cloth machine is characterized in that a main cloth screw and a slave cloth screw are arranged in the cloth frame (10) in parallel, the main cloth screw comprises a main screw shaft (19) and a main screw blade (20) arranged on the main screw shaft (19), the slave cloth screw comprises a slave screw shaft (21) and a slave screw blade (22) arranged on the slave screw shaft (21), the main screw shaft (19) and one end of the slave screw shaft (21) extend out of the cloth frame (10) respectively, a driving gear (25) is arranged on the main screw shaft (19), a driven gear (26) is arranged on the slave screw shaft (21), a chain (27) is sleeved on the driving gear (25) and the driven gear (26), a cloth motor (16) is arranged on one side of the cloth frame (10), and an output shaft of the cloth motor (16) penetrates through the cloth frame (10) to be connected with the other end of the main screw shaft (19).

6. The steady-state dosing mixing feeding device for sludge treatment according to claim 5, characterized in that: the main propeller blade (20) and the auxiliary propeller blade (22) are symmetrically arranged and have opposite spiral directions.

7. The steady-state dosing mixing feeding device for sludge treatment according to claim 1, characterized in that: the number of the through holes (23) is three, and the through holes are arranged on one side of the material distribution frame (10) at equal intervals.

8. The steady-state dosing mixing feeding device for sludge treatment according to any one of claims 1 to 7, characterized in that: two side walls of the material distribution frame (10) are fixed with the other two side walls through a second bolt (18) structure respectively.