CN211970744U - Sealed feeding device of household garbage treatment system - Google Patents
Sealed feeding device of household garbage treatment system Download PDFInfo
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- CN211970744U CN211970744U CN201922144922.0U CN201922144922U CN211970744U CN 211970744 U CN211970744 U CN 211970744U CN 201922144922 U CN201922144922 U CN 201922144922U CN 211970744 U CN211970744 U CN 211970744U
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- push rod
- material sealing
- feeding device
- guide cylinder
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Abstract
The utility model relates to the technical field of household garbage treatment, in particular to a sealing feeding device of a household garbage treatment system, wherein the left end of a push rod is connected with an actuating mechanism, and the right end of the push rod extends into a guide cylinder and is connected with a piston in the guide cylinder; the right end of the guide cylinder is connected with the material sealing pipe, and when the piston moves to the rightmost end under the driving of the push rod, a section of cavity area exists in the material sealing pipe and serves as a material sealing area; the right end of the material sealing pipe is connected with the side inlet of the buffer bin; a hole is formed in the middle of the side wall of the material sealing pipe and is connected with the lower end opening of the discharging pipe; the lower outlet of the buffer bin is connected with the shell feed inlet of the shaftless screw conveyor; one end of a shell of the shaftless screw conveyor is a feeding end, and the other end of the shell is a discharging end; the spiral blade is arranged in the shell, one end of the spiral blade extends out of the feed end of the shell through the support shaft and is connected with the motor and the speed reducer, and the other end of the spiral blade is positioned above the discharge port. The utility model discloses feeder can realize the better gas tightness of domestic waste feed in-process, avoids appearing returning the cigarette, returning fire and air leakage to get into in the stove.
Description
Technical Field
The utility model belongs to the technical field of domestic waste handles, concretely relates to domestic waste processing system's sealed feeder.
Background
In recent years, along with the rapid development of household garbage treatment technology, the improvement and development of garbage incineration, garbage pyrolysis, garbage gasification and other technologies are promoted. The conventional garbage feeding device is in the form of a sealed belt conveyor, a chain plate conveyor, a chute, a shaftless screw, a star-shaped feeding valve or a gate valve and the like.
However, the conventional feeding devices have the problems of poor sealing performance, easy blockage and the like. For example, the problems of smoke return, fire return and the like caused by poor sealing performance exist in a sealing belt conveyor, a chain plate conveyor, a chute and a shaftless screw; the winding and blocking problems of garbage can occur due to the form of the star-shaped feeding valve and the gate valve, and the feeding continuity can be affected.
At present, the environmental protection index requirement on the garbage disposal device is more and more strict, and the problems of smoke return, fire return and blockage of the feeding device become important problems which need to be solved urgently. Such as pyrolysis of household garbage, the requirement on the sealing performance of the garbage feeding device is stricter.
Therefore, a sealed feeding device is needed in the field of household garbage disposal.
Disclosure of Invention
An object of the utility model is to provide a domestic waste processing system's sealed feeder can solve the poor and jam problem of rubbish feed in-process leakproofness.
The technical scheme of the utility model as follows:
a sealed feeding device of a household garbage treatment system comprises an actuating mechanism, a push rod, a guide cylinder, a piston, a material sealing pipe, a discharging pipe, a buffer bin, a motor, a speed reducer, a shaft seal and a shaftless screw conveyor;
the actuating mechanism is a motor or hydraulic pressure;
the push rod is in a straight rod shape, and a circle of outer flange is arranged on the push rod; the left end of the push rod is connected with the actuating mechanism, the right end of the push rod extends into the guide cylinder and is connected with the piston in the guide cylinder, and the actuating mechanism drives the push rod to further drive the piston to horizontally reciprocate in the guide cylinder;
the guide cylinder is of a horizontally placed straight cylinder structure, and an outer flange on the push rod is connected with the guide cylinder;
the right end of the guide cylinder is connected with the material sealing pipe, and when the piston moves to the rightmost end under the driving of the push rod, a section of cavity area exists in the material sealing pipe and serves as a material sealing area;
the material sealing pipe is of a horizontally placed straight cylinder structure, and the right end of the material sealing pipe is connected with a side inlet of the buffer bin; a hole is formed in the middle of the side wall of the material sealing pipe in the vertically upward position, and a flange is arranged at the hole and is further connected with the lower end opening of the discharging pipe;
the blanking pipe is a straight pipe which is vertically placed, and the upper end of the blanking pipe is opened to be used as a feeding hole;
the buffer bin is of a box-type structure, the lower outlet of the buffer bin is connected with the shell feed inlet of the shaftless screw conveyor, and the upper opening of the buffer bin is provided with an access hole;
one end of a shell of the shaftless screw conveyor is a feeding end, the other end of the shell is a discharging end, a shell feeding hole which is vertically upward is formed in the side wall of the shell feeding end, and a discharging hole which is vertically downward is formed in the shell discharging end;
a helical blade is arranged in the shell, one end of the helical blade extends out of the feed end of the shell through a support shaft and is connected with a motor and a speed reducer, and the other end of the helical blade is positioned above the discharge port;
a shaft seal is arranged between the helical blade of the shaftless helical conveyor and the feeding end of the shell to ensure the sealing performance at the supporting shaft.
Still include the sight glass, locate the access hole department of surge bin.
The support columns are respectively arranged at the bottom of the guide cylinder and the bottom of the shaftless screw conveyor shell and are used for supporting and limiting the height.
The cross sectional area of the piston is larger than that of the push rod, so that more materials can be extruded and pushed; the push rod provides high thrust, can avoid domestic waste to block up in the material seal pipe.
The cross section of the shell of the shaftless screw conveyor is U-shaped or circular.
And laying a wear-resistant alloy lining plate on the inner wall of the shell of the shaftless screw conveyor.
The access hole is connected with an upper opening of the buffer bin in a welding mode.
The buffer bin can enable extruded materials to expand and become fluffy, and the blocking resistance of the shaftless screw conveyor is reduced.
When the domestic garbage is treated, the domestic garbage enters the blanking pipe through the feeding hole and then falls into the material sealing pipe, and is accumulated at the blanking pipe and the material sealing pipe; then the actuating mechanism drives the push rod and the piston to do horizontal reciprocating motion in the guide cylinder, so that the household garbage is extruded into the material sealing area and compressed to form a compact material column, and the material column is isolated from air;
garbage enters from a side inlet of the buffer bin, and is conveyed to a discharge port through a shaftless screw conveyor after being expanded in the buffer bin.
When the feeding device is used in a household garbage pyrolysis system, due to the sealing effect of the material column, the pyrolysis device can be ensured to be in an anoxic or anaerobic state, and the pyrolysis process is ensured to be carried out smoothly;
when the feeding device is used for a household garbage incineration system, the feed column of the sealed feeding device has an isolation effect, so that the reversed flue gas or flame can be isolated in the shaftless screw conveyor and cannot be leaked into the atmosphere.
The beneficial effects of the utility model reside in that:
(1) the utility model discloses feeder can realize the better gas tightness of domestic waste feed in-process, avoids appearing returning the cigarette, returning fire and air leakage to get into in the stove.
(2) The utility model discloses feeder passes through actuating mechanism drive push rod such as motor, hydraulic pressure, can provide very big thrust, promotes rubbish and to the intraductal motion of material, avoids rubbish to block up in the feed bin, realizes that rubbish is carried smoothly.
(3) The utility model discloses feeder can compress into the fine and close stock column with rubbish, makes the air on stock column lower part and upper portion isolated to open. When the feeding device is used in a household garbage pyrolysis system, the pyrolysis device can be ensured to be in an anoxic or anoxybiotic state due to the sealing effect of the material column, and the pyrolysis process is ensured to be smoothly carried out. When the feeding device is used for a household garbage incineration system, the feed column of the sealed feeding device has an isolation effect, so that the reversed flue gas or flame can be isolated in the shaftless spiral and cannot be leaked into the atmosphere.
Drawings
Fig. 1 is a schematic view of the sealed feeding device of the present invention.
In the figure: the device comprises an actuating mechanism 1, a push rod 2, a guide cylinder 3, a piston 4, a material sealing pipe 5, a material discharging pipe 6, a buffer bin 7, a viewing mirror 8, a motor and speed reducer 9, a shaft seal 10, a shaftless screw conveyor 11, a support 12, a material sealing area 5A, a material inlet 6A, a material inspection opening 7A and a material outlet 11A.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
The sealed feeding device of the household garbage disposal system shown in fig. 1 comprises an actuating mechanism 1, a push rod 2, a guide cylinder 3, a piston 4, a material sealing pipe 5, a discharging pipe 6, a buffer bin 7, a viewing mirror 8, a motor and speed reducer 9, a shaft seal 10, a shaftless screw conveyor 11 and a support 12.
The actuating mechanism 1 is a motor or hydraulic pressure.
The push rod 2 is in a straight rod shape, and a circle of outer flange is arranged on the push rod 2. The left end of the push rod 2 is connected with the actuating mechanism 1, the right end of the push rod extends into the guide cylinder 3 and is connected with the piston 4 in the guide cylinder 3, and the actuating mechanism 1 drives the push rod 2 to further drive the piston 4 to horizontally reciprocate in the guide cylinder 3.
The guide cylinder 3 is a horizontally placed straight cylinder structure, an outer flange on the push rod 2 is connected with the guide cylinder 3, and a support column 12 is arranged at the bottom of the guide cylinder 3 and used for supporting and limiting the height. The right end of the guide cylinder 3 is connected with a material sealing pipe 5, and when the piston 4 moves to the rightmost end under the driving of the push rod 2, a section of cavity area exists in the material sealing pipe 5 and serves as a material sealing area 5A. The cross-sectional area of the piston 4 is larger than that of the push rod 2, so that more materials can be extruded and pushed.
The material sealing pipe 5 is of a horizontally placed straight-tube structure, and the right end of the material sealing pipe 5 is connected with the side inlet of the buffer bin 7. And a hole is formed in the vertical upward position in the middle of the side wall of the material sealing pipe 5, and a flange is welded at the hole and then connected with the lower end opening of the blanking pipe 6. The blanking pipe 6 is a straight pipe which is vertically arranged, and the upper end opening of the blanking pipe is used as a feeding hole 6A.
The buffer bin 7 is of a box-type structure, the lower outlet of the buffer bin 7 is connected with the shell feeding port of the shaftless screw conveyor 11, the upper opening of the buffer bin 7 is welded with an access hole 7A, and a viewing mirror 8 is installed. The buffer bin 7 can enable extruded materials to expand and become fluffy, and the blocking resistance of the shaftless screw conveyor 11 is reduced.
The cross section of the shell of the shaftless screw conveyor 11 is U-shaped or circular, one end of the shell is a feeding end, the other end of the shell is a discharging end, a vertical upward shell feeding hole is formed in the side wall of the shell feeding end, a vertical downward discharging hole 11A is formed in the discharging end of the shell, a wear-resistant alloy lining plate is paved on the inner wall of the shell, and a strut 12 is arranged at the bottom of the shell and used for supporting and limiting height. And a spiral blade is arranged in the shell, one end of the spiral blade extends out of the feed end of the shell through a support shaft and is connected with a motor and a speed reducer 9, and the other end of the spiral blade is positioned above the discharge port 11A. A shaft seal 10 is arranged between the helical blade of the shaftless screw conveyor 11 and the feeding end of the shell to ensure the sealing performance at the supporting shaft.
When domestic waste is treated, domestic waste enters the blanking pipe 6 through the feeding hole 6A and then falls into the material sealing pipe 5, and is accumulated at the blanking pipe 6 and the material sealing pipe 5. Then the actuating mechanism 1 drives the push rod 2 and the piston 4 to do horizontal reciprocating motion in the guide cylinder 3, so that the domestic garbage is extruded into the material sealing area 5A and compressed to form a compact material column, and the material column is isolated from air. Garbage enters from a side inlet of the buffer bin 7, and is conveyed to the discharge port 11A through the shaftless screw conveyor 11 after being expanded in the buffer bin 7. The push rod 2 can provide larger thrust, and can avoid the blockage of the domestic garbage in the material sealing pipe 5.
When the utility model discloses feeder is arranged in domestic waste pyrolysis system, because the sealed effect of material post, can guarantee that pyrolysis device is in oxygen deficiency or anoxybiotic state, guarantee that the pyrolysis process goes on smoothly.
When the utility model discloses feeder is used for the domestic waste system of burning, because sealed feeder's stock column has isolated effect, can be with the flue gas or the flame isolation of anti scurrying in shaftless screw conveyer 11, can not leak in the atmosphere.
Claims (10)
1. The utility model provides a domestic waste processing system's sealed feeder which characterized in that: comprises an actuating mechanism (1), a push rod (2), a guide cylinder (3), a piston (4), a material sealing pipe (5), a blanking pipe (6), a buffer bin (7), a motor and speed reducer (9), a shaft seal (10) and a shaftless screw conveyor (11);
the actuating mechanism (1) is a motor or hydraulic pressure;
the push rod (2) is in a straight rod shape, and a circle of outer flange is arranged on the push rod (2); the left end of the push rod (2) is connected with the actuating mechanism (1), the right end of the push rod extends into the guide cylinder (3) and is connected with the piston (4) in the guide cylinder (3), and the actuating mechanism (1) drives the push rod (2) to further drive the piston (4) to horizontally reciprocate in the guide cylinder (3);
the guide cylinder (3) is of a horizontally placed straight cylinder structure, and an outer flange on the push rod (2) is connected with the guide cylinder (3);
the right end of the guide cylinder (3) is connected with the material sealing pipe (5), and when the piston (4) moves to the rightmost end under the driving of the push rod (2), a section of cavity area exists in the material sealing pipe (5) and serves as a material sealing area (5A);
the material sealing pipe (5) is of a horizontally placed straight-tube structure, and the right end of the material sealing pipe (5) is connected with the side inlet of the buffer bin (7); a hole is formed in the middle of the side wall of the material sealing pipe (5) in the vertical upward direction, and a flange is arranged at the hole and is further connected with the lower end opening of the discharging pipe (6);
the blanking pipe (6) is a straight pipe which is vertically arranged, and the upper end of the blanking pipe is opened to be used as a feeding hole (6A);
the buffer bin (7) is of a box-type structure, the lower outlet of the buffer bin (7) is connected with the shell feed inlet of the shaftless screw conveyor (11), and the upper opening of the buffer bin (7) is provided with an access hole (7A);
one end of a shell of the shaftless screw conveyor (11) is a feeding end, the other end of the shell is a discharging end, a shell feeding hole which is vertically upward is formed in the side wall of the shell feeding end, and a discharging hole (11A) which is vertically downward is formed in the shell discharging end; a helical blade is arranged in the shell, one end of the helical blade extends out of the feed end of the shell through a support shaft and is connected with a motor and a speed reducer (9), and the other end of the helical blade is positioned above the discharge hole (11A);
a shaft seal (10) is arranged between the helical blade of the shaftless screw conveyor (11) and the feeding end of the shell to ensure the sealing performance at the position of the supporting shaft.
2. The sealed feeding device of the household garbage disposal system as set forth in claim 1, wherein: the buffer bin also comprises a sight glass (8) which is arranged at the access hole (7A) of the buffer bin (7).
3. A sealed feeding device of a household garbage disposal system as defined in claim 2, wherein: the device also comprises a support column (12), wherein the support column (12) is arranged at the bottom of the guide cylinder (3) and the bottom of the housing of the shaftless screw conveyor (11) respectively and is used for supporting and limiting the height.
4. A sealed feeding device of a household garbage disposal system according to claim 3, wherein: the cross sectional area of the piston (4) is larger than that of the push rod (2), so that more materials can be extruded and pushed; the push rod (2) provides high thrust, so that the domestic garbage can be prevented from being blocked in the material sealing pipe (5).
5. The sealed feeding device of the household garbage disposal system as set forth in claim 4, wherein: the cross section of the shell of the shaftless screw conveyor (11) is U-shaped or circular.
6. The sealed feeding device of the household garbage disposal system as set forth in claim 5, wherein: and a wear-resistant alloy lining plate is paved on the inner wall of the shell of the shaftless screw conveyor (11).
7. The sealed feeding device of the household garbage disposal system as recited in claim 6, wherein: the access hole (7A) is connected with an upper opening of the buffer bin (7) in a welding mode.
8. The sealed feeding device of the household garbage disposal system as recited in claim 7, wherein: the buffer bin (7) can enable extruded materials to expand and become fluffy, and the blocking of the shaftless screw conveyor (11) is reduced.
9. The sealed feeding device of the household garbage disposal system as recited in claim 8, wherein: when the domestic garbage is treated, the domestic garbage enters the blanking pipe (6) through the feeding hole (6A) and then falls into the material sealing pipe (5), and is accumulated at the blanking pipe (6) and the material sealing pipe (5); then the actuating mechanism (1) drives the push rod (2) and the piston (4) to do horizontal reciprocating motion in the guide cylinder (3) to extrude the domestic garbage into the material sealing area (5A), and the domestic garbage is compressed to form a compact material column so as to isolate the material column from air; garbage enters from a side inlet of the buffer bin (7), and is conveyed to the discharge hole (11A) through the shaftless screw conveyor (11) after being expanded in the buffer bin (7).
10. A sealed feeding device of a household garbage disposal system according to claim 9, wherein: when the feeding device is used in a household garbage pyrolysis system, due to the sealing effect of the material column, the pyrolysis device can be ensured to be in an anoxic or anaerobic state, and the pyrolysis process is ensured to be carried out smoothly; when the feeding device is used for a household garbage incineration system, the feed column of the sealed feeding device has an isolation effect, so that the reversed flue gas or flame can be isolated in the shaftless screw conveyor (11) and cannot be leaked into the atmosphere.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922144922.0U CN211970744U (en) | 2019-12-03 | 2019-12-03 | Sealed feeding device of household garbage treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922144922.0U CN211970744U (en) | 2019-12-03 | 2019-12-03 | Sealed feeding device of household garbage treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211970744U true CN211970744U (en) | 2020-11-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922144922.0U Active CN211970744U (en) | 2019-12-03 | 2019-12-03 | Sealed feeding device of household garbage treatment system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211970744U (en) |
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2019
- 2019-12-03 CN CN201922144922.0U patent/CN211970744U/en active Active
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