CN216824957U

CN216824957U - Mud scraping mechanism for central transmission thickener

Info

Publication number: CN216824957U
Application number: CN202220245394.7U
Authority: CN
Inventors: 岳锋; 凌峰; 许志荣
Original assignee: Changzhou Haotian Environmental Protection Equipment Co ltd
Current assignee: Changzhou Haotian Environmental Protection Equipment Co ltd
Priority date: 2022-01-24
Filing date: 2022-01-24
Publication date: 2022-06-28
Anticipated expiration: 2032-01-24

Abstract

The utility model relates to the technical field of sewage treatment, in particular to a mud scraping mechanism for a central transmission thickener, which comprises a sedimentation tank, a support plate and a mud scraping mechanism; the supporting plate is fixedly connected to the top of the sedimentation tank; the mud scraping mechanism comprises a motor, a first rod, a folded rod and a scraper; the motor is fixedly connected to the top of the supporting plate; the first rod is fixedly connected to an output shaft of the motor; the outer wall of the first rod is fixedly connected with an installation block, and the folded rod is detachably connected with the installation block; the scraper is fixedly connected to the bottom end of the folded rod; the side wall of the folded rod is fixedly connected with a positioning rod; the top of the mounting block is provided with a positioning hole; an L-shaped groove is formed in the mounting block; the L-shaped groove is internally and slidably connected with an L-shaped plate; one side of the L-shaped plate is connected to the inner wall of the L-shaped groove through a spring, and the other side of the L-shaped plate is fixedly connected with an inserted link; the side wall of the positioning rod is provided with an insertion hole; the scraper can be conveniently installed and detached.

Description

Mud scraping mechanism for central transmission thickener

Technical Field

The utility model relates to a sewage treatment technical field specifically is a mud scraping mechanism for concentrated machine of central transmission.

Background

The central transmission thickener is a large-scale sewage treatment device, is generally arranged in a sedimentation tank and is widely applied to the field of sewage treatment.

In the sewage treatment process, sludge is generated at the bottom of the sedimentation tank, the sludge is generally cleaned by the sludge scraping mechanism, the scraper can generate friction with the bottom of the sedimentation tank when cleaning the sludge, the scraper in the existing sludge scraping mechanism is not easy to mount and dismount, and when the scraper is seriously abraded, the sludge cleaning effect is also poor; therefore, a mud scraping mechanism for a center drive thickener is proposed to address the above problems.

SUMMERY OF THE UTILITY MODEL

In order to compensate prior art's not enough, solve the scraper blade and can produce the friction with the sedimentation tank bottom when clearance mud, and the scraper blade among the current mud scraping mechanism is difficult for installing and dismantling, when the scraper blade wearing and tearing are serious, also will the problem of variation to the clearance effect of mud, the utility model provides a mud scraping mechanism for concentrated machine of central transmission.

The utility model provides a technical scheme that its technical problem adopted is: the utility model relates to a mud scraping mechanism for a central transmission thickener, which comprises a sedimentation tank, a support plate and a mud scraping mechanism; the supporting plate is fixedly connected to the top of the sedimentation tank; the mud scraping mechanism comprises a motor, a first rod, a folded rod and a scraper; the motor is fixedly connected to the top of the supporting plate; the first rod is fixedly connected to an output shaft of the motor; the outer wall of the first rod is fixedly connected with an installation block, and the folded rod is detachably connected with the installation block; the scraper is fixedly connected to the bottom end of the folded rod; the side wall of the folded rod is fixedly connected with a positioning rod; the top of the mounting block is provided with a positioning hole; an L-shaped groove is formed in the mounting block; the L-shaped groove is internally and slidably connected with an L-shaped plate; one side of the L-shaped plate is connected to the inner wall of the L-shaped groove through a spring, and the other side of the L-shaped plate is fixedly connected with an inserted link; the side wall of the positioning rod is provided with an insertion hole; the scraper can be conveniently installed and detached.

Preferably, the first spring is fixedly connected to one side of the L-shaped plate in a vertical state; the inserting rod is fixedly connected to one side, far away from the first spring, of the L-shaped plate; the inserted rod penetrates through and is connected to the inner wall of the positioning hole in a sliding mode; when not extruding L shaped plate, the spring is also in compression state, continues to extrude the spring, will make the inserted bar leave the jack, alright realize the separation between locating lever and the locating hole.

Preferably, the positioning rod is in sliding fit with the positioning hole; the insertion rod can be inserted into the insertion hole; through inserting the locating lever in the locating hole, realize the preliminary location to zigzag pole and scraper blade, insert the jack through the inserted bar, alright realize the fixed to the locating lever.

Preferably, one side of the scraper plate is penetrated and connected with a second rod in a sliding manner; a cavity is formed in the inner wall of the scraper, a rack is fixedly connected to one end, close to the cavity, of the second rod, and the other end of the rack is connected to the inner wall of the cavity through a second spring; the inner wall of the cavity is rotatably connected with a gear, and the gear and the rack are in a meshed state; a third rod is fixedly connected to a rotating shaft of the gear; the scraper has a certain vibration effect, so that the sludge adsorbed on the surface of the scraper falls off.

Preferably, an impact ball is fixedly connected to one end, far away from the gear rotating shaft, of the third rod, and the impact ball is made of stainless steel; the impact ball strikes the vibration amplitude of cavity inner wall great, improves the effect of getting rid of scraper blade surface mud.

Preferably, the sedimentation tank is in a cylindrical state; the inner wall of the sedimentation tank is provided with a guide groove, and the second rod is connected in the guide groove in a sliding manner; the depths of the guide grooves are unequal at various positions on the circumference; through the cooperation between No. two poles and the guide way for produce meshing motion between rack and the gear.

The utility model discloses an useful part lies in:

1. the utility model discloses set up the mud scraping mechanism, when changing the scraper blade, only need extrude the L shaped plate for the outside of L shaped plate flushes with the lateral wall of installation piece, and the spring receives the compression this moment, and the inserted bar has left the jack, through taking the locating lever out from the locating hole, alright realize the dismantlement to book shape pole and scraper blade, this design simple structure, be convenient for realize the installation and the dismantlement to the scraper blade, reduce the possibility that the clearance mud effect that leads to appears because the scraper blade wearing and tearing are serious and worsen the phenomenon.

2. The utility model discloses set up No. two poles, rack, spring two, gear, No. three poles and striking ball, No. two poles remove along the guide way, will make No. two poles drive the rack and remove for produce the meshing motion between rack and the gear, and then make the gear drive No. three poles through the pivot and strike the cavity inner wall, have certain vibrations effect to the scraper blade, make the mud that adsorbs on the scraper blade surface drop.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic partial cross-sectional view illustrating a structure according to a first embodiment;

FIG. 2 is a schematic view showing a structure of a squeegee according to a first embodiment;

FIG. 3 is an enlarged view of a portion of the area A in FIG. 1;

FIG. 4 is a partial enlargement of area B of FIG. 1;

FIG. 5 is a schematic view of a partial cross-sectional structure of a squeegee according to an embodiment;

fig. 6 is a drawing of the second embodiment.

In the figure: 1. a sedimentation tank; 2. a support plate; 3. a motor; 4. a first rod; 5. a zigzag rod; 6. a squeegee; 7. mounting blocks; 8. positioning a rod; 9. an L-shaped slot; 10. an L-shaped plate; 11. a first spring; 12. inserting a rod; 13. a second rod; 14. a rack; 15. a second spring; 16. a gear; 17. a third rod; 18. striking a ball; 19. a guide groove; 20. positioning holes; 21. a jack; 22. an elastic cloth.

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 efforts belong to the protection scope of the present invention.

Example one

Referring to fig. 1-5, a mud scraping mechanism for a central transmission thickener comprises a sedimentation tank 1, a support plate 2 and a mud scraping mechanism; the supporting plate 2 is fixedly connected to the top of the sedimentation tank 1; the mud scraping mechanism comprises a motor 3, a first rod 4, a folded rod 5 and a scraper 6; the motor 3 is fixedly connected to the top of the support plate 2; the first rod 4 is fixedly connected to an output shaft of the motor 3; the outer wall of the first rod 4 is fixedly connected with a mounting block 7, and the folded rod 5 is detachably connected with the mounting block 7; the scraper 6 is fixedly connected with the bottom end of the folding rod 5; a positioning rod 8 is fixedly connected to the side wall of the folded rod 5; the top of the mounting block 7 is provided with a positioning hole 20; an L-shaped groove 9 is formed in the mounting block 7; an L-shaped plate 10 is connected in the L-shaped groove 9 in a sliding manner; one side of the L-shaped plate 10 is connected to the inner wall of the L-shaped groove 9 through a first spring 11, and the other side of the L-shaped plate 10 is fixedly connected with an inserted link 12; the side wall of the positioning rod 8 is provided with an insertion hole 21; the during operation, starter motor 3, make motor 3 drive a pole 4, installation piece 7, the shape of folding pole 5 and scraper blade 6 rotate together, then scraper blade 6 realizes scraping of 1 bottom mud in sedimentation tank, these mud will be discharged from the mud discharging hole of 1 bottom in sedimentation tank simultaneously, when scraper blade 6 wearing and tearing are serious, and when needing to change scraper blade 6, only need to extrude L shaped plate 10, make L shaped plate 10 get into in the L shape groove 9 gradually, and the outside of L shaped plate 10 flushes with the lateral wall of installation piece 7, the spring receives the compression this moment, and inserted bar 12 has left jack 21, through taking out from locating hole 20 with the locating lever 8 of shape of folding pole 5 downside, alright realize folding pole 5 and scraper blade 6's dismantlement, after changing new scraper blade 6, alright fix shape of folding pole 5 on installation piece 7 according to similar step.

The first spring 11 is fixedly connected to one side of the L-shaped plate 10 in a vertical state; the inserted link 12 is fixedly connected to one side of the L-shaped plate 10 away from the first spring 11; the inserted bar 12 penetrates through and is connected with the inner wall of the positioning hole 20 in a sliding manner; when the L-shaped plate 10 is not pressed in operation, the spring is also in a compressed state, and the spring is continuously pressed, so that the insertion rod 12 leaves the insertion hole 21, and the positioning rod 8 and the positioning hole 20 can be separated.

The positioning rod 8 and the positioning hole 20 are in sliding fit; the insertion rod 12 can be inserted into the insertion hole 21; during operation, through inserting locating lever 8 in locating hole 20, realize the preliminary location to a shape pole 5 and scraper blade 6, insert jack 21 through inserted bar 12, alright realize the fixed to locating lever 8, and then realize the installation to a shape pole 5 and scraper blade 6.

One side of the scraping plate 6 is penetrated and connected with a second rod 13 in a sliding manner; a cavity is formed in the inner wall of the scraper 6, a rack 14 is fixedly connected to one end, close to the cavity, of the second rod 13, and the other end of the rack 14 is connected to the inner wall of the cavity through a second spring 15; the inner wall of the cavity is rotatably connected with a gear 16, and the gear 16 is meshed with the rack 14; a third rod 17 is fixedly connected to a rotating shaft of the gear 16; the during operation, after motor 3 drives scraper blade 6 through a pole 4 and rotates, will make No. two poles 13 remove along guide way 19, and because the degree of depth of guide way 19 each position on the circumference is inequality, will make No. two poles 13 extrusion spring two 15 this moment, make No. two poles 13 drive rack 14 and remove, make and produce meshing motion between rack 14 and the gear 16, and then make gear 16 drive No. three poles 17 through the pivot and strike the cavity inner wall, have certain vibrations effect to scraper blade 6, make the mud that adsorbs on scraper blade 6 surface drop.

An impact ball 18 is fixedly connected to one end of the third rod 17 far away from the rotating shaft of the gear 16, and the impact ball 18 is made of stainless steel; during operation, through setting up striking ball 18, striking ball 18 is the stainless steel material moreover, and the hardness is higher, and the vibrations range of striking cavity inner wall is great, improves the effect of getting rid of 6 surface mud of scraper blade.

The sedimentation tank 1 is in a cylindrical state; a guide groove 19 is formed in the inner wall of the sedimentation tank 1, and the second rod 13 is connected in the guide groove 19 in a sliding manner; the depth of the guide groove 19 is not equal at each position on the circumference; during operation, through the cooperation between No. two poles 13 and guide way 19 for rack 14 can produce meshing motion with between the gear 16, and then makes No. three poles 17 and striking ball 18 striking cavity inner wall, makes the mud that adsorbs on scraper blade 6 surface drop.

Example two

Referring to fig. 6, as another embodiment of the present invention, in a first comparative example, an elastic cloth 22 is fixedly connected to one side of the L-shaped plate 10 outside the L-shaped groove 9, the periphery of the elastic cloth 22 is fixedly connected to the outer sidewall of the mounting block 7, and the surface of the elastic cloth 22 is coated with a waterproof coating; during operation, through setting up elasticity cloth 22, can avoid the impurity in the sewage to get into L shape inslot 9 from the opening part of L shape inslot 9 inside, cause the phenomenon of L shape inslot 9 jam.

The working principle is as follows: starting motor 3, make motor 3 drive a pole 4, installation piece 7, zigzag pole 5 and scraper blade 6 rotate together, then scraper blade 6 realizes scraping to 1 bottom mud of sedimentation tank, these mud will be discharged from the mud discharging hole of 1 bottom of sedimentation tank simultaneously, when scraper blade 6 wearing and tearing are serious, and when needing to change scraper blade 6, only need to extrude L shaped plate 10, make L shaped plate 10 get into in L-shaped groove 9 gradually, and the outside of L shaped plate 10 flushes with the lateral wall of installation piece 7, the spring receives the compression this moment, and inserted bar 12 has left jack 21, through taking out locating lever 8 with zigzag pole 5 downside from locating hole 20, alright realize the dismantlement to zigzag pole 5 and scraper blade 6, after changing new scraper blade 6, alright fix zigzag pole 5 on installation piece 7 according to similar step.

After motor 3 drives scraper blade 6 through a pole 4 and rotates, will make No. two poles 13 remove along guide way 19, and because the degree of depth of guide way 19 each position on the circumference is inequality, will make No. two poles 13 extrusion spring two 15 this moment, make No. two poles 13 drive rack 14 and remove, make and produce meshing motion between rack 14 and the gear 16, and then make gear 16 drive No. three poles 17 through the pivot and strike the cavity inner wall, have certain vibrations effect to scraper blade 6, make the mud that adsorbs on scraper blade 6 surface drop.

The front, the back, the left, the right, the upper and the lower are all based on figure 1 in the attached drawings of the specification, according to the standard of the observation angle of a person, the side of the device facing an observer is defined as the front, the left side of the observer is defined as the left, and the like.

In the description of the present specification, reference to the description of "one embodiment," "an example," "a specific example," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims

1. A mud scraping mechanism for a center drive thickener is characterized in that: comprises a sedimentation tank (1), a support plate (2) and a mud scraping mechanism; the supporting plate (2) is fixedly connected to the top of the sedimentation tank (1); the mud scraping mechanism comprises a motor (3), a first rod (4), a folded rod (5) and a scraper (6); the motor (3) is fixedly connected to the top of the support plate (2); the first rod (4) is fixedly connected to an output shaft of the motor (3); the outer wall of the first rod (4) is fixedly connected with an installation block (7), and the folded rod (5) is detachably connected to the installation block (7); the scraper (6) is fixedly connected with the bottom end of the fold-shaped rod (5); a positioning rod (8) is fixedly connected to the side wall of the folded rod (5); the top of the mounting block (7) is provided with a positioning hole (20); an L-shaped groove (9) is formed in the mounting block (7); the L-shaped groove (9) is internally connected with an L-shaped plate (10) in a sliding way; one side of the L-shaped plate (10) is connected to the inner wall of the L-shaped groove (9) through a spring I (11), and the other side of the L-shaped plate (10) is fixedly connected with an inserted link (12); the side wall of the positioning rod (8) is provided with a jack (21).

2. A mud scraping mechanism for a center drive thickener according to claim 1, wherein: the first spring (11) is fixedly connected to one side of the L-shaped plate (10) in a vertical state; the inserted bar (12) is fixedly connected to one side, far away from the first spring (11), of the L-shaped plate (10); the inserted bar (12) penetrates through and is connected to the inner wall of the positioning hole (20) in a sliding mode.

3. A mud scraping mechanism for a center drive thickener according to claim 2, wherein: the positioning rod (8) is in sliding fit with the positioning hole (20); the insertion rod (12) can be inserted into the insertion hole (21).

4. A mud scraping mechanism for a center drive thickener according to claim 3, wherein: one side of the scraper (6) is penetrated and connected with a second rod (13) in a sliding way; a cavity is formed in the inner wall of the scraper (6), a rack (14) is fixedly connected to one end, close to the cavity, of the second rod (13), and the other end of the rack (14) is connected to the inner wall of the cavity through a second spring (15); the inner wall of the cavity is rotatably connected with a gear (16), and the gear (16) is meshed with the rack (14); a third rod (17) is fixedly connected to a rotating shaft of the gear (16).

5. A mud scraping mechanism for a center drive thickener according to claim 4, wherein: and one end of the third rod (17) far away from the rotating shaft of the gear (16) is fixedly connected with a striking ball (18), and the striking ball (18) is made of stainless steel.

6. A mud scraping mechanism for a center drive thickener according to claim 5, wherein: the sedimentation tank (1) is in a cylindrical state; a guide groove (19) is formed in the inner wall of the sedimentation tank (1), and the second rod (13) is connected in the guide groove (19) in a sliding manner; the depth of the guide groove (19) is not equal at every position on the circumference.