CN219209227U

CN219209227U - Slaughterhouse wastewater pretreatment device

Info

Publication number: CN219209227U
Application number: CN202320823760.7U
Authority: CN
Inventors: 王超; 侯印泽
Original assignee: Baoding Yinhong Yurui Water Equipment Manufacturing Co ltd
Current assignee: Baoding Yinhong Yurui Water Equipment Manufacturing Co ltd
Priority date: 2023-04-14
Filing date: 2023-04-14
Publication date: 2023-06-20
Anticipated expiration: 2033-04-14

Abstract

The utility model discloses a slaughterhouse wastewater pretreatment device, which comprises a motor, grating plates, a shell, fixing frames, ropes, a rotating shaft, at least two fixing frames and a motor, wherein the grating plates are arranged in an inner cavity of the shell; the rotating shaft is a stepped shaft with two symmetrical ends, the rotating shaft is horizontally and rotatably arranged between the fixing frames, one end of the rotating shaft is fixedly connected with the motor output shaft, and the other end of the rotating shaft is rotatably connected with the other fixing frame; one end of at least four ropes is respectively fixed on the grating plate, and the other end is wound and fixed on the rotating shaft. The slaughterhouse wastewater pretreatment device can solve the defects that a filtering component is inconvenient to take out and clean and has low cleaning efficiency.

Description

Slaughterhouse wastewater pretreatment device

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to a slaughterhouse wastewater pretreatment device.

Background

The slaughter wastewater mainly contains blood, grease, minced meat, bone slag, animal hair, excrement and the like, and the wastewater is reddish brown and has stronger fishy smell. The organic suspended matters have high content, are easy to decay, and can destroy an ecological system and pollute the environment if being discharged at will.

Slaughter wastewater treatment processes generally include filtration, hydrolysis, conditioning, air flotation, biological oxidation, precipitation, and the like. The filtering is mainly used for removing larger suspended matters, floaters, fibrous matters and solid particulate matters in the wastewater so as to ensure the normal operation of the subsequent treatment unit, lighten the treatment load of the subsequent treatment unit and prevent the pipeline from being blocked, thus the filtering component is required to be cleaned frequently. In the prior art, when the filtering component is cleaned, the filtering component is arranged on the wastewater tank, an operator frequently moves on the filtering component to clean the filtering component, the cleaning efficiency is low, for example, the utility model patent of patent publication No. CN208776433U discloses a slaughterhouse sewage treatment device which comprises a solid filtering tank, an oil removal tank, a water storage tank and a control panel, a sewage inlet is arranged above the solid filtering tank, slopes transversely extending towards two sides are arranged at two sides of the sewage inlet, the gradient of the slopes is 3-5 ℃, a protective frame plate is arranged above the sewage inlet, a solid filtering screen is arranged in the solid filtering tank, the protective frame plate can be opened according to the use requirement to clean solid dirt filtered by the solid filtering screen, the operator needs to enter an inner cavity of the filtering tank to clean and pick up the filtering screen and put into a dustbin, the cleaning is inconvenient and the efficiency is low in a relatively sealed and narrow space, and the operator is extremely easy to fall into the filtering tank if the filtering screen is damaged; for another example, the utility model patent of patent publication number CN214528478U discloses a slaughter wastewater odor treatment device, including wastewater storage tank, debris fishing device, preliminary odor removal device, sewage conveyor and secondary odor removal device, wastewater storage tank level sets up subaerial, debris fishing device sets up on wastewater storage tank and debris fishing device and wastewater storage tank sliding fit, debris fishing device can slightly rock when the operation is cleared up on debris fishing device to operating personnel in this patent, and operating personnel stands unstably easily, is unfavorable for the clearance like this, and cleaning efficiency is low.

Therefore, there is a need to develop a slaughterhouse wastewater pretreatment device against the above-mentioned drawbacks.

Disclosure of Invention

The utility model aims to provide a slaughterhouse wastewater pretreatment device which can solve the defects that a filtering component is inconvenient to take out and clean and has low cleaning efficiency.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model relates to a slaughterhouse wastewater pretreatment device, which comprises a motor, grid plates, a shell, a fixing frame, a rope, a rotating shaft, at least two fixing frames, a motor and a control unit, wherein the grid plates are arranged in an inner cavity of the shell; the rotating shaft is a stepped shaft with two symmetrical ends, the rotating shaft is horizontally and rotatably arranged between the fixing frames, one end of the rotating shaft is fixedly connected with the motor output shaft, and the other end of the rotating shaft is rotatably connected with the other fixing frame; one end of at least four ropes is respectively fixed on the grating plate, and the other end is wound and fixed on the rotating shaft.

Further, one of the fixing frames is provided with a through hole fixedly connected with the motor and a through hole penetrating out of the motor output shaft; the other fixing frame is provided with a bearing which is rotationally connected with the end part of the rotating shaft.

Further, two first winding drums and two second winding drums are arranged on the rotating shaft, the diameter of each first winding drum is larger than that of each second winding drum, and the first winding drums and the second winding drums are symmetrically arranged at two ends of the rotating shaft respectively.

Further, the number of the left and right sides of the ropes fixed on the grating plate is the same, the front and back positions are symmetrical, the ropes fixed on the grating plate far away from the rotating shaft are wound and fixed on the first winding drum, and the ropes fixed on the grating plate near to the rotating shaft are wound and fixed on the second winding drum.

Further, a guide wheel corresponding to the second winding drum is arranged at the top of the inner wall of one side of the shell, which is fixedly provided with the fixing frame.

Further, the ropes fixed on the grating plate near the rotation shaft are supported and guided by the guide wheel and then wound and fixed on the second winding drum.

Further, at least four hanging rings connected with the ropes are arranged on the grating plate.

Further, the bottom of one side of the grating plate far away from the rotating shaft is arc-shaped.

Further, a support member for placing the grating plate is arranged at the bottom of the inner cavity of the shell.

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

the utility model relates to a slaughterhouse wastewater pretreatment device, at least two fixing frames are symmetrically fixed on one side of the outer wall of a shell, and a motor is fixed on the top of one of the fixing frames; the rotating shaft is a stepped shaft with two symmetrical ends, the horizontal rotating connection is arranged on the fixing frame, one end of the rotating shaft is fixedly connected with the motor output shaft, and the other end of the rotating shaft is rotationally connected with the other fixing frame; at least four ropes are respectively fixed on the grating plate at one end, the other end is wound and fixed on the rotating shaft, the motor drives the rotating shaft, the rotating shaft rotates and enables the ropes to be wound on the rotating shaft, so that the ropes pull the grating plate, because the rotating shaft is a stepped shaft, the ropes close to the rotating shaft on the grating plate are wound on the second winding drum with small diameter, the ropes far away from the rotating shaft on the grating plate are wound on the first winding drum with large diameter, due to different winding diameters, one side of the grating plate far away from the rotating shaft is pulled up fast, the other side of the grating plate close to the rotating shaft is pulled up slowly, the grating plate can be gradually inclined and finally can be close to be vertical or upright, a dustbin is placed below the grating plate, part of sundries can roll into the dustbin, and sundries which cannot roll down can be cleaned downwards by using tools to roll the first winding drum, so that the sundries can roll into the dustbin, and the cleaning efficiency is improved.

In addition, operators do not need to stand on the filtering component to work, and the occurrence of falling events of the operators due to unexpected situations is avoided.

Drawings

The utility model is further described with reference to the following description of the drawings.

FIG. 1 is a schematic diagram showing a cross-sectional structure of a slaughterhouse wastewater pretreatment apparatus according to the present utility model;

FIG. 2 is a schematic diagram showing the top view structure of the slaughterhouse wastewater pretreatment device of the present utility model;

FIG. 3 is a schematic view showing a structure of a screen plate cleaning state of the slaughterhouse wastewater pretreatment device of the present utility model;

FIG. 4 is a schematic view showing a front view of a fixing frame of the slaughterhouse wastewater pretreatment device of the utility model;

fig. 5 is a schematic rear view of another fixing frame of the slaughterhouse wastewater pretreatment device of the utility model.

Reference numerals illustrate: 1. a motor; 2. a fixing frame; 201. a first limiting member; 202. a bearing; 3. a rope; 4. a rotation shaft; 401. a first reel; 402. a second reel; 5. a grating plate; 501. a roller; 502. a hanging ring; 6. a housing; 601. a water inlet pipe; 602. a drain pipe; 603. a second limiting piece; 604. a guide wheel; 7. and a support.

Detailed Description

The following description of the embodiments of the present utility model will be made in detail with reference to the accompanying drawings, wherein it is apparent that the embodiments described are only some, but not all embodiments of the utility model. 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.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," "middle," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model.

Referring to the drawings, FIG. 1 is a schematic cross-sectional front view of a slaughterhouse wastewater pretreatment apparatus of the present utility model; FIG. 2 is a schematic diagram showing the top view structure of the slaughterhouse wastewater pretreatment device of the present utility model; FIG. 3 is a schematic view showing a structure of a screen plate cleaning state of the slaughterhouse wastewater pretreatment device of the present utility model; fig. 4 is a schematic view showing a front view structure of a fixing frame of the slaughterhouse wastewater pretreatment device of the utility model; fig. 5 is a schematic rear view of another fixing frame of the slaughterhouse wastewater pretreatment device of the utility model.

In a specific embodiment of the present utility model, as shown in fig. 1 and 2, the present utility model comprises a motor 1, a grating plate 5, a housing 6, a fixing frame 2, a rope 3 and a rotating shaft 4, wherein the grating plate 5 is arranged in an inner cavity of the housing 6, the two fixing frames 2 are symmetrically fixed on one side of the outer wall of the housing 6, and the motor 1 is fixed on the top of one of the fixing frames 2; the rotating shaft 4 is a stepped shaft with two symmetrical ends, the stepped shaft is horizontally and rotatably arranged between the fixing frames 2, one end of the rotating shaft 4 is provided with a hole and a key slot which are fixedly connected with the output shaft of the motor 1, and the other end of the rotating shaft 4 is rotatably connected with the other fixing frame 2; one end of each of the four ropes 3 is fixed on the grating plate 5, and the other end is wound and fixed on the rotating shaft 4.

In a specific embodiment of the present utility model, as shown in fig. 4 and 5, one of the fixing frames 2 is provided with a through hole fixedly connected with the motor 1 and a through hole penetrating out of an output shaft of the motor 1; the other fixing frame 2 is provided with a blind hole, and a bearing 202 which is rotationally connected with the end part of the rotating shaft 4 is arranged in the blind hole.

In a specific embodiment of the present utility model, as shown in fig. 2, two first reels 401 with shaft segments and two second reels 402 with shaft segments are provided on the rotating shaft 4, the diameter of the first reel 401 is larger than that of the second reel 402, and when the rotating shaft 4 rotates, the pulling speed of the rope 3 wound on the first reel 401 is larger than that of the rope 3 wound on the second reel 402; the first spool 401 and the second spool 402 are symmetrically disposed at both ends of the rotation shaft 4, respectively.

In one embodiment of the present utility model, as shown in fig. 2, the four ropes 3 fixed to the grating plate 5 are identical in number on both left and right sides and symmetrical in front and rear positions, two ropes 3 fixed to the grating plate 5 away from the rotation shaft 4 are wound and fixed on the first drum 401, and two ropes 3 fixed to the grating plate 5 near the rotation shaft 4 are wound and fixed on the second drum 402.

In one embodiment of the present utility model, as shown in fig. 2, two guide wheels 604 corresponding to the positions of the second reel 402 are disposed on the top of the inner wall of the side where the fixing frame 2 is fixed to the housing 6.

In one embodiment of the present utility model, as shown in fig. 1 and 2, the ropes 3 fixed to the grating plates 5 near the rotation shaft 4 are supported and guided by the guide wheels 604 and then wound and fixed on the second drum 402, preventing the ropes 3 from rubbing against the inner wall of the housing 6.

In one embodiment of the utility model, as shown in fig. 2, four hanging rings 502 for connecting ropes are provided on the grating plate 5.

In a specific embodiment of the present utility model, as shown in fig. 1 and 3, the bottom of the side of the grating plate 5 away from the rotation shaft 4 is arc-shaped, preventing the grating plate 5 from being caught on the inner wall of the housing 6 during the pulling-up.

In a specific embodiment of the present utility model, as shown in fig. 1, a supporting member 7 for placing the grid plate 5 is disposed at the bottom of the inner cavity of the housing 6, a disc is disposed at the top of the supporting member 7, a round tube is welded at the bottom of the disc, the root of the round tube is welded and fixed on the bottom surface of the housing 6, and a plurality of supporting members 7 are uniformly distributed at the bottom of the housing 6.

In a specific embodiment of the present utility model, as shown in fig. 3 and 4, a first limiting member 201 is disposed on the fixing frame 2, the end portion is a disc, the disc is fixed on the fixing frame 2, a rubber pad is adhered to the surface of the disc, and the first limiting member 201 limits the grid plate 5, so as to prevent other losses caused by unexpected situations such as rope falling, breakage or reverse rotation of the motor 1 due to misoperation, etc., after the grid plate 5 is turned out of the housing 6.

In a specific embodiment of the present utility model, as shown in fig. 1 and 2, the second limiting member 603 is welded at two corners of the top of one side of the housing 6 near the rotating shaft 4, the second limiting member 603 is a rectangular plate, and the second limiting member 603 limits the maximum lifting distance of the grid plate 5, so as to prevent the grid plate 5 from shaking after being separated from the housing 6.

In one embodiment of the present utility model, as shown in fig. 1 and 2, three rollers 501 are provided on the side of the grating plate 5 near the rotation axis, and the rollers 501 roll on the side walls of the housing 6, reducing the resistance to the lifting of the grating plate 5.

In one embodiment of the present utility model, as shown in fig. 1 and 2, the side wall of the housing 6 is provided with a water inlet pipe 601 and a water outlet pipe 602, the water inlet pipe 601 being higher than the grating plate 5, and the water outlet pipe 602 being lower than the grating plate 5.

The utility model relates to a slaughterhouse wastewater pretreatment device working principle: the motor 1 is started, the motor 1 drives the rotating shaft 4, the rotating shaft 4 rotates and enables the ropes 3 to be wound on the rotating shaft 4, so that the ropes 3 pull the grating plates 5, because the rotating shaft is provided with the first winding drum 401 and the second winding drum 402, the ropes 3 close to the rotating shaft 4 on the grating plates 5 are wound on the shaft section of the second winding drum 402 with small diameter, the ropes 3 far away from the rotating shaft 4 on the grating plates 5 are wound on the shaft section of the first winding drum 401 with large diameter, due to the difference of winding diameters, the pulling speed of one side of the grating plates 5 far away from the rotating shaft 4 is high, the pulling speed of the other side of the grating plates 5 close to the rotating shaft 4 is low, the grating plates 5 can be gradually inclined to be close to vertical or upright finally, a worker can stop the motor 1 according to specific working conditions, a dustbin is placed below the grating plates 5, part of sundries can roll into the dustbin, and the sundries workers who cannot roll down can clean the sundries downwards clean the sundries to roll the dustbin, so that the sundries roll down sundries into the dustbin, and efficiency is improved.

In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant points refer to the description of the method section.

The above embodiments are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solutions of the present utility model should fall within the protection scope defined by the claims of the present utility model without departing from the design spirit of the present utility model.

Claims

1. The utility model provides a slaughterhouse wastewater pretreatment device, includes motor (1), grid board (5) and casing (6), grid board (5) set up in casing (6) inner chamber, its characterized in that: the motor is characterized by further comprising fixing frames (2), ropes (3) and rotating shafts (4), wherein at least two fixing frames (2) are symmetrically fixed on one side of the outer wall of the shell (6), and the motor (1) is fixed on the top of one fixing frame (2); the rotating shaft (4) is a stepped shaft with two symmetrical ends, the stepped shaft is horizontally arranged between the fixing frames (2) in a rotating mode, one end of the rotating shaft (4) is fixedly connected with an output shaft of the motor (1), and the other end of the rotating shaft (4) is rotationally connected with the other fixing frame (2); one ends of at least four ropes (3) are respectively fixed on the grating plates (5), and the other ends are wound and fixed on the rotating shaft (4).

2. The slaughterhouse wastewater pretreatment device according to claim 1, wherein: one of the fixing frames (2) is provided with a through hole fixedly connected with the motor (1) and a through hole penetrating out of an output shaft of the motor (1); the other fixing frame (2) is provided with a bearing which is rotationally connected with the end part of the rotating shaft (4).

3. The slaughterhouse wastewater pretreatment device according to claim 1, wherein: two first winding drums (401) and two second winding drums (402) are arranged on the rotating shaft (4), the diameter of each first winding drum (401) is larger than that of each second winding drum (402), and the first winding drums (401) and the second winding drums (402) are symmetrically arranged at two ends of the rotating shaft (4) respectively.

4. A slaughterhouse wastewater pretreatment device according to claim 3, characterized in that: the ropes (3) fixed on the grating plates (5) are the same in number on the left side and the right side, the front and the rear positions are symmetrical, the ropes (3) which are far away from the rotating shaft (4) and fixed on the grating plates (5) are wound and fixed on the first winding drum (401), and the ropes (3) which are close to the rotating shaft (4) and fixed on the grating plates (5) are wound and fixed on the second winding drum (402).

5. The slaughterhouse wastewater pretreatment device according to claim 4, wherein: the top of the inner wall of one side of the shell (6) fixed with the fixing frame (2) is provided with a guide wheel (604) corresponding to the position of the second winding drum (402).

6. The slaughterhouse wastewater pretreatment device according to claim 5, wherein: the ropes (3) fixed on the grating plates (5) near the rotation shaft (4) are supported and guided by the guide wheels (604) and then wound and fixed on the second winding drum (402).

7. The slaughterhouse wastewater pretreatment device according to claim 4, wherein: at least four hanging rings (502) connected with the ropes are arranged on the grating plates (5).

8. The slaughterhouse wastewater pretreatment device according to claim 1, wherein: the bottom of one side of the grating plate (5) far away from the rotating shaft (4) is arc-shaped.

9. The slaughterhouse wastewater pretreatment device according to claim 1, wherein: the bottom of the inner cavity of the shell (6) is provided with a supporting piece (7) for placing the grating plate (5).