CN219815386U - Sewage treatment mud scraper - Google Patents

Abstract

The utility model discloses a sewage treatment mud scraper which comprises a fixed shaft, wherein first mud scraping plates are fixed on the lower surface of the fixed shaft at intervals, second mud scraping plates are arranged between two adjacent first mud scraping plates, and a rotating mechanism capable of driving the second mud scraping plates to rotate along the circle center of the fixed shaft is arranged above the fixed shaft. According to the utility model, the first mud scraping plate and the second mud scraping plate are arranged, the angle of the second mud scraping plate can be adjusted, so that when mud is thicker, only the first mud scraping plate is in a mud scraping state, the mud scraping amount is reduced, the born mud thrust is reduced, the thrust for pushing the mud scraping plate to move is reduced, the service life of a pushing motor is prolonged, after the mud is scraped by the first mud scraping plate for a period of time, the mud is reduced, the second mud scraping plate is rotated to the lower side through the rotating mechanism, and at the moment, the first mud scraping plate and the second mud scraping plate can both be in the mud scraping state, and the thrust of mud born by the support is smaller.

Description

Sewage treatment mud scraper

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to a sewage treatment mud scraper.

Background

The first step of sewage treatment is to precipitate sewage, deposit the inside of sedimentation tank with its inside silt, then need scrape mud to the inside silt of sedimentation tank, the mode of scraping mud to silt among the prior art adopts the mud scraping plate, when scraping mud, need use the driving force to promote, general mud scraping plate needs to run through whole sedimentation tank to avoid producing the lift and scrape mud dead angle, and this kind of longer mud scraping plate can lead to its silt thrust that bears great, leads to the force that needs to promote mud scraping plate removal also great, promote the life-span greatly reduced of motor.

Disclosure of Invention

The utility model aims to provide a sewage treatment mud scraper, which solves the problems that in the prior art, a longer mud scraper can cause larger reverse thrust of mud borne by the mud scraper, so that the force required to push the mud scraper to move is larger, and the service life of a pushing motor is greatly reduced.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a sewage treatment mud scraper, includes the fixed axle, the lower surface interval of fixed axle is fixed with first mud scraping plate, and two adjacent be equipped with the second mud scraping plate between the first mud scraping plate, the top of fixed axle is equipped with the rotary mechanism that can drive the second mud scraping plate and rotate along the centre of a circle of fixed axle.

Preferably, the rotary mechanism further comprises a bracket, the fixed shaft is fixed at the lower side of the bracket, and the rotary mechanism comprises: one end of the second scraper is fixed with a second adjusting gear, the second adjusting gear is rotatably mounted on the fixed shaft through a bearing, a rotating shaft is rotatably mounted on the support, and a first adjusting gear capable of being meshed with the second adjusting gear is fixed on the rotating shaft.

Preferably, the support is provided with a driving structure capable of driving the rotating shaft to rotate, and the driving structure comprises a rotating motor fixed above the support, a driving gear fixed at a power output end of the rotating motor and a driven gear fixed outside the circumference of the rotating shaft and capable of being meshed with the driving gear.

Preferably, a waterproof housing is arranged outside the rotary motor and the driving gear.

Preferably, nuts are fixed on two sides of the upper surface of the support, screw rods are connected with internal threads of the nuts, a pushing motor capable of driving the screw rods to rotate is arranged at the rear of the screw rods, and the two screw rods are connected through chain mechanisms in a transmission mode.

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

according to the utility model, the first mud scraping plate and the second mud scraping plate are arranged, the angle of the second mud scraping plate can be adjusted, so that when mud is thicker, only the first mud scraping plate is in a mud scraping state, the mud scraping amount is reduced, the born mud thrust is reduced, the thrust for pushing the mud scraping plate to move is reduced, and the service life of a pushing motor is prolonged;

after the first mud scraping plate scrapes mud for a period of time, mud is reduced, the second mud scraping plate rotates to the lower side through the rotating mechanism, at the moment, both the first mud scraping plate and the second mud scraping plate can be in a mud scraping state, and the thrust of mud borne by the support is smaller.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the structure of the nut of the present utility model;

fig. 3 is an enlarged view of area a of fig. 2 in accordance with the present utility model.

In the figure: 1. a pushing motor; 2. a screw rod; 3. a nut; 4. a bracket; 5. a first scraper; 6. a second scraper; 7. a fixed shaft; 8. a rotating shaft; 9. a driving structure; 91. a rotating electric machine; 92. a drive gear; 93. a driven gear; 10. a first adjusting gear; 11. a second adjusting gear; 12. a waterproof housing.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 and 2, in the embodiment of the utility model, a sewage treatment mud scraper comprises a bracket 4, nuts 3 are fixed on two sides of the upper surface of the bracket 4, a screw rod 2 is connected with the inner threads of the nuts 3, a pushing motor 1 capable of driving the screw rod 2 to rotate is arranged behind the screw rod 2, and the two screw rods 2 are in transmission connection through a chain mechanism, namely, when the pushing motor 1 works, the two screw rods 2 can be driven to rotate, and then the two nuts 3 can move, and when the nuts 3 move, the bracket 4 can move;

with continued reference to fig. 1 and 2, a fixed shaft 7 is fixed at the lower side of the bracket 4, first mud scraping plates 5 are fixed on the lower surface of the fixed shaft 7 at intervals, a second mud scraping plate 6 is arranged between two adjacent first mud scraping plates 5, a rotating mechanism capable of driving the second mud scraping plates 6 to rotate along the circle center of the fixed shaft 7 is arranged above the fixed shaft 7, when more mud is deposited, the rotating mechanism drives the second mud scraping plates 6 to rotate, the angle can be changed when the second mud scraping plates rotate, and the second mud scraping plates are not positioned in mud any more, so that when the bracket 4 moves, only the first mud scraping plates 5 are in a mud scraping state, the mud scraping amount of each time is reduced, the mud pushing force born by the bracket 4 is reduced, the moving power of the bracket 4 is also reduced, and the service life of the pushing motor 1 is prolonged;

when a part of the sludge is scraped off, the residual sludge can be scraped by adopting the first scraping plate 5 and the second scraping plate 6 at the same time, and only the second scraping plate 6 is required to be rotated between the two first scraping plates 5 by using a rotating mechanism;

as shown in fig. 1 and 2, in the present embodiment, the rotation mechanism includes: one end of the second scraper plate 6 is fixed with a second adjusting gear 11, the second adjusting gear 11 is rotatably arranged on the fixed shaft 7 through a bearing, the bracket 4 is rotatably provided with a rotating shaft 8, the rotating shaft 8 is fixed with a first adjusting gear 10 which can be meshed with the second adjusting gear 11, namely, when the first adjusting gear 10 rotates, the second adjusting gear 11 can be driven to rotate, and when the second adjusting gear 11 rotates, the second scraper plate 6 can generate angle change;

as shown in fig. 2 and 3, the support 4 is provided with a driving structure 9 capable of driving the rotating shaft 8 to rotate, the driving structure 9 comprises a rotating motor 91 fixed above the support 4, a driving gear 92 fixed at a power output end of the rotating motor 91, and a driven gear 93 fixed outside the circumference of the rotating shaft 8 and capable of being meshed with the driving gear 92, namely, when the rotating motor 91 drives the driving gear 92 to rotate, the driving gear 92 drives the driven gear 93 to rotate, the driven gear 93 can drive the rotating shaft 8 to rotate, and then the rotation of the first adjusting gear 10 is realized, and preferably, a waterproof shell 12 is arranged outside the rotating motor 91 and the driving gear 92 to play a waterproof role.

The working principle and the using flow of the utility model are as follows: when the device is used, the device is arranged in the sedimentation tank, the screw rod 2 is required to traverse the sedimentation tank, the two ends of the screw rod 2 are required to be arranged in the sedimentation tank through bearings, then, when the pushing motor 1 works, the two screw rods 2 can be driven to rotate, and then, the two nuts 3 can move, the bracket 4 can be moved when the nuts 3 move, the rotating motor 91 is driven, the driving gear 92 is driven to rotate by the rotating motor 91, the driven gear 93 can drive the rotating shaft 8 to rotate, the rotation of the first adjusting gear 10 is realized, the second adjusting gear 11 can be driven to rotate when the first adjusting gear 10 rotates, the second mud scraping plate 6 can generate angle change to the mounting state shown in fig. 1 when the second adjusting gear 11 rotates, at the moment, only the first mud scraping plate 5 is in the mud scraping state when the bracket 4 moves, the mud scraping amount is reduced, the thrust born by the bracket 4 is reduced, the thrust born by the pushing motor 1 is further reduced, the service life of the pushing motor 1 is prolonged, after the first mud scraping plate 5 is reduced, the second mud is beared by the second mud scraping plate 6 to rotate to the second mud scraping plate 6 through the rotating mechanism, and the mud scraping plate 6 can be in the small mud scraping state when the second mud scraping plate 4 is in the state.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (5)

1. A sewage treatment mud scraper which is characterized in that: including fixed axle (7), fixed axle (7) lower surface spaced is fixed with first scraper (5), and two adjacent be equipped with second scraper (6) between first scraper (5), the top of fixed axle (7) is equipped with the rotary mechanism that can drive second scraper (6) along the centre of a circle of fixed axle (7) rotatory.

2. A sewage treatment sludge scraper as claimed in claim 1, wherein: still include support (4), fixed axle (7) are fixed in the downside of support (4), rotary mechanism includes: one end of the second scraper (6) is fixed with a second adjusting gear (11), the second adjusting gear (11) is rotatably mounted on the fixed shaft (7) through a bearing, a rotating shaft (8) is rotatably mounted on the support (4), and a first adjusting gear (10) which can be meshed with the second adjusting gear (11) is fixed on the rotating shaft (8).

3. A sewage treatment sludge scraper as claimed in claim 2, wherein: the rotary shaft (8) is arranged on the support (4), the driving structure (9) can drive the rotary shaft (8) to rotate, and the driving structure (9) comprises a rotary motor (91) fixed above the support (4), a driving gear (92) fixed at the power output end of the rotary motor (91) and a driven gear (93) fixed outside the circumference of the rotary shaft (8) and capable of being meshed with the driving gear (92).

4. A sewage treatment sludge scraper as claimed in claim 3, wherein: a waterproof housing (12) is arranged outside the rotary motor (91) and the driving gear (92).

5. A sewage treatment sludge scraper as claimed in claim 2, wherein: the screw rod driving device is characterized in that nuts (3) are fixed on two sides of the upper surface of the support (4), screw rods (2) are connected with internal threads of the nuts (3), a pushing motor (1) capable of driving the screw rods (2) to rotate is installed at the rear of the screw rods (2), and the two screw rods (2) are connected through a chain mechanism in a transmission mode.