CN210479948U - Shaftless screw feeder that slope was carried - Google Patents
Shaftless screw feeder that slope was carried Download PDFInfo
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- CN210479948U CN210479948U CN201920414383.5U CN201920414383U CN210479948U CN 210479948 U CN210479948 U CN 210479948U CN 201920414383 U CN201920414383 U CN 201920414383U CN 210479948 U CN210479948 U CN 210479948U
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Abstract
The utility model discloses a shaftless screw feeder that slope was carried, including casing and shaftless screw feeder, shaftless screw feeder includes shaftless helical blade and the shaftless helical blade pivoted shaftless screw drive device of drive, shaftless helical blade sets up in the casing, shaftless helical blade rotates and transports the material. The utility model provides a shaftless screw feeder that slope that can be effective, stably realize mud material and upwards carry was carried.
Description
Technical Field
The utility model belongs to the technical field of the mud is dealt with, concretely relates to shaftless screw feeder that slope was carried.
Background
The sludge is rich in organic matters causing water body pollution, nitrogen, phosphorus, potassium and other nutrient elements, contains a large amount of pathogenic microorganisms, is easy to decay and smell, can cause serious environmental pollution and ecological damage if not properly treated, and is also a great resource waste. At present, only about 10-20% of sludge in China is treated safely and harmlessly, and a large amount of sludge cannot be treated effectively. Thirteen-five' period is a success stage of comprehensively building a well-being society in China, and is an important period for converting an economic development mode to obtain substantial progress. Therefore, during the 'thirteen-five' period, further planning and reasonable layout are needed, the investment is increased, the conversion from scale increase to quality improvement and efficiency improvement of the construction of the urban facilities is realized, the conversion from heavy water light mud to mud water is repeated, and the conversion from sewage treatment to regeneration and utilization is realized, so that the guarantee capability and the service level of the urban sludge treatment facilities in China are comprehensively improved, and the masses can really feel the effect of improving the environmental quality.
In order to enhance the treatment and disposal of the sludge, the Ministry of construction and building and the Ministry of environmental protection have organized "national urban ecological protection and construction planning (2015-2020"), and stipulate that the harmless treatment rate of the municipal solid wastes reaches 95 percent and the harmless treatment rate of the municipal sludge at grade and above reaches 90 percent.
At present, the main domestic and foreign treatment modes of sludge treatment are landfill, drying incineration and land utilization, and an anaerobic digestion technology and an aerobic fermentation technology are mainly applied to the treatment process. The sludge aerobic fermentation technology is a new biological treatment technology for fermentation by utilizing microorganisms in sludge, namely, a certain proportion of leavening agent and conditioning agent is added into the sludge, and a microbial community is utilized to carry out oxidative decomposition on various organic matters under a humid environment and convert the organic matters into humoid with higher stability, so that the effects of stabilization, harmlessness, reduction and resource utilization can be achieved in practical application, and the sludge aerobic fermentation technology has the characteristics of economy, practicability, no additional energy source, no secondary pollution and the like, and is a practical technology suitable for sludge treatment and disposal.
The aerobic fermentation technology has been developed greatly in recent years, and the aerobic fermentation technology is adopted currently in China, particularly in most cases in south China with sludge treatment. However, aerobic fermentation still faces more factors restricting further application thereof, and mainly comprises floor space, auxiliary materials, intelligent control, miniaturization, device integration, microbial inoculum inoculation, odor treatment and the like. Particularly, because the sludge is heavy and the adhesion is difficult to transport upwards, and secondly, only a fermentation tank can be selected for fermentation, land resources are occupied, the difficulty of structural installation and transportation is increased, and the popularization and the application of the sludge aerobic fermentation technology are limited.
Disclosure of Invention
The utility model overcomes prior art's is not enough, provides a shaftless screw feeder that can effectively, stably realize the slope of mud material upwards carrying and carry.
For solving the technical problem, the utility model discloses a shaftless screw feeder that slope was carried, including casing and shaftless screw feeder, shaftless screw feeder includes shaftless helical blade and the shaftless helical blade pivoted shaftless screw drive device of drive, shaftless helical blade sets up in the casing, and shaftless helical blade's inward flange is equipped with the separation blade, and shaftless helical blade's outward flange is equipped with a doctor-bar, doctor-bar one side is connected at shaftless helical blade's outward flange, and the opposite side scrapes the material towards casing inner wall, and shaftless helical blade rotates and transports the material.
Furthermore, the separation blade sets up along shaftless helical blade's inward flange to fix on shaftless helical blade, separation blade and shaftless helical blade's upper surface cooperation stop mud to pour into shaftless helical blade's central hole.
Further, the baffle plate is connected to the inner edge of the shaftless helical blade in an integrally formed mode and is arranged on one side, facing the material conveying direction, of the shaftless helical blade.
Further, the scraping blade is an integrally formed inclined plane and is arranged at the outer edge of the shaftless spiral blade;
or the scraping blades are arranged along the outer edge of the shaftless spiral blade and are fully distributed on the outer edge of the shaftless spiral blade.
Further, the shell is a half-folded shell.
Further, the shaftless helical blade is installed in an inclined mode in the axial direction.
Compared with the prior art, the beneficial effects of the utility model include: the sludge aerobic fermentation system can effectively and stably realize the upward conveying of sludge materials, lays a foundation for the wide and flexible application and popularization of the sludge aerobic fermentation system, and solves the problem that the aerobic fermentation is limited in digging pits and occupies land resources; and the structure is convenient to install and disassemble, and the problem of repeated conveying of sludge materials is solved.
Drawings
FIG. 1 is a schematic structural diagram of the present embodiment;
FIG. 2 is a cross-sectional view of the shaftless feed screw of FIG. 1;
FIG. 3 is an enlarged partial view of the shaftless helical blade of FIG. 2;
FIG. 4 is a cross-sectional view of the shaftless helical blade of FIG. 3;
the reference numbers in the figures are: a housing 11; a shaftless screw feeder 12; shaftless helical blades 121; a shaftless screw drive 122; a stopper 1211; a wiper blade 1212.
Detailed Description
The invention will be further explained with reference to the following drawings and examples:
example 1
As shown in fig. 1-4, the utility model discloses a shaftless screw feeder that slope was carried installs in mud aerobic fermentation system for carry the good mud material of stirring to the fermenting case and carry out aerobic fermentation, it includes casing 11 and shaftless screw feeder 12, shaftless screw feeder 12 includes shaftless helical blade 121 and drive shaftless helical blade 121 pivoted shaftless screw drive arrangement 122, and shaftless screw drive arrangement 12 chooses for use gear motor. The shaftless helical blade 121 is arranged in the machine shell 11, the shaftless helical blade 12 rotates to convey sludge to the fermentation box 2, and the shaftless helical blade 121 is installed in an inclined mode.
In this embodiment, the shaftless screw feeder for inclined conveyance is installed in an inclined manner, the high side is supported by the fermentation tank 2, and the low side is connected to a position for accommodating sludge materials.
The commonly used sludge materials for aerobic fermentation are not uniform in caking, are very heavy and are easy to bind, so that in the aerobic fermentation of the sludge materials, in order to avoid conveying difficulty, a sludge pool is prone to be directly dug out on the land to serve as a fermentation pool, the mode occupies land resources, limits the installation position and transportation of a sludge fermentation system, and is difficult to realize wide use and popularization of the aerobic fermentation of the sludge.
The shaftless screw feeder that slope was carried in this structure adopts the shaftless helical blade that the tilting was placed, has decomposed the direction of required power in the mud material transports, has reduced the gravity of one-way direction mud material, can realize that the mud material is stably carried the upper end of fermenting case to it is less to consume energy relatively.
The inner edge of the shaftless helical blade 121 which is obliquely arranged is provided with a baffle 1211, the baffle 1211 is arranged along the inner edge of the propelling surface of the shaftless helical blade and is fixed on the shaftless helical blade, and the baffle 1211 is matched with the propelling surface of the shaftless helical blade 121 to prevent sludge from falling from the central inner hole of the shaftless helical blade 121.
The blocking piece 1211 is integrally connected to an inner edge of a pushing surface of the shaftless helical blade 121, and the pushing surface is a surface of the shaftless helical blade 121 facing the material conveying direction.
The outer edge of the shaftless helical blade 121 is provided with a scraping blade 1212, one side of the scraping blade 1212 is connected to the outer edge of the shaftless helical blade 121, and the other side of the scraping blade 1212 scrapes materials towards the inner wall of the casing 11;
the wiper 1212 is provided along an outer edge of the shaftless helical blade 121;
the scraping blade 1212 is an integrally formed inclined surface, a gap is formed between one side of the scraping blade deviating from the outer edge of the shaftless helical blade and the casing 11, and when the gap is filled with sludge stacked on the inner wall of the casing 11, the scraping blade 1212 scrapes off the sludge and conveys the sludge to the fermentation box through the shaftless helical blade.
In this structure, choose for use 2 fermenting case to realize mud aerobic fermentation, mud need throw into the fermenting case from the fermenting case upper end, and mud material bonds, thickness, is difficult to carry, in this structure, chooses for use shaftless helical blade to set up the separation blade at shaftless helical blade inward flange. Because the sludge material belongs to an object with higher density and low viscosity between the materials, under the action of self weight, the sludge material is held on the pushing surface of the shaftless helical blade 121 and is conveyed obliquely upwards along the shell 11 along with the rotation of the sludge material, but when the sludge material flows towards the direction of the central inner hole of the shaftless helical blade 121, the sludge material is blocked by the blocking piece 1211, the sludge material is prevented from falling from the central inner hole of the shaftless helical blade, and the possibility that the sludge material conveyed upwards is conveyed upwards secondarily and repeatedly is reduced. The separation blade integrated into one piece installs at shaftless helical blade 121's inward flange, has simplified the installation, has increased the stability of separation blade installation.
The scraping piece arranged at the outer edge of the shaftless spiral blade drives the scraping piece to scrape sludge in the shell by utilizing the rotation of the shaftless spiral blade, so that the sludge deposition on the inner wall of the shell is prevented from influencing the sludge conveying of the shaftless spiral blade, the scraping piece is integrally formed and manufactured at the outer edge of the shaftless spiral blade, the installation is simplified, and the connection stability of the scraping piece 1212 is improved.
In this structure, half-and-half formula tube is selected for use to casing 11, can be in the installation of shaftless screw feeder cooperation casing 11 fold the slope installation, and shaftless screw feeder can install half the casing earlier promptly, installs shaftless helical blade, closes again and installs half the casing, and the installation of casing 11 slope of being convenient for and shaftless helical blade's installation also is convenient for the clearance of casing 11 inner wall.
Example 2
The casing 11 in this embodiment may also be a circular tube casing with a hollow inner wall, and the casing is directly sleeved outside the shaftless helical blade, so that the installation can be realized. The other structure is the same as in embodiment 1.
Finally, it should be noted that the above-mentioned embodiments are only specific embodiments of the present invention. Obviously, the present invention is not limited to the above embodiments, and many modifications are possible. All modifications which can be derived or suggested by a person skilled in the art from the disclosure of the invention should be considered as within the scope of the invention.
Claims (6)
1. The utility model provides a shaftless screw feeder that slope was carried which characterized in that: including casing and shaftless screw feeder, shaftless screw feeder includes shaftless helical blade and drive shaftless helical blade pivoted shaftless screw drive arrangement, shaftless helical blade sets up in the casing, and shaftless helical blade's inward flange is equipped with the separation blade, and shaftless helical blade's outward flange is equipped with a doctor-bar, doctor-bar one side is connected at shaftless helical blade's outward flange, and the opposite side scrapes the material towards the casing inner wall, and shaftless helical blade rotates and transports the material.
2. The inclined conveying shaftless screw feeder according to claim 1, wherein: the separation blade sets up along the inward flange of shaftless helical blade's propulsion face to fix on shaftless helical blade, separation blade and shaftless helical blade's upper surface cooperation stop mud to pour into shaftless helical blade's central hole.
3. The inclined conveying shaftless screw feeder according to claim 2, wherein: the baffle plate is integrally connected to the inner edge of the shaftless helical blade.
4. The inclined conveying shaftless screw feeder according to any one of claims 1 to 3, wherein: the scraping blade is an integrally formed inclined plane and is arranged at the outer edge of the shaftless spiral blade;
or the scraping blades are arranged along the outer edge of the shaftless spiral blade and are fully distributed on the outer edge of the shaftless spiral blade.
5. The inclined conveying shaftless screw feeder according to any one of claims 1 to 3, wherein: the shell is a half-folded shell.
6. The inclined conveying shaftless screw feeder according to any one of claims 1 to 3, wherein: the shaftless helical blade is installed in an inclined mode in the axial direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920414383.5U CN210479948U (en) | 2019-03-29 | 2019-03-29 | Shaftless screw feeder that slope was carried |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920414383.5U CN210479948U (en) | 2019-03-29 | 2019-03-29 | Shaftless screw feeder that slope was carried |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210479948U true CN210479948U (en) | 2020-05-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920414383.5U Active CN210479948U (en) | 2019-03-29 | 2019-03-29 | Shaftless screw feeder that slope was carried |
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| Country | Link |
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| CN (1) | CN210479948U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111828989A (en) * | 2020-06-29 | 2020-10-27 | 光大环境科技（中国）有限公司 | In-pipe sludge cleaning device for sludge distribution on incinerator and garbage incinerator |
| CN112320234A (en) * | 2020-11-26 | 2021-02-05 | 西安西热锅炉环保工程有限公司 | Large-inclination-angle dry sludge conveying device |
-
2019
- 2019-03-29 CN CN201920414383.5U patent/CN210479948U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111828989A (en) * | 2020-06-29 | 2020-10-27 | 光大环境科技（中国）有限公司 | In-pipe sludge cleaning device for sludge distribution on incinerator and garbage incinerator |
| CN112320234A (en) * | 2020-11-26 | 2021-02-05 | 西安西热锅炉环保工程有限公司 | Large-inclination-angle dry sludge conveying device |
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