CN211056921U - A municipal sludge treatment equipment - Google Patents

Abstract

The utility model discloses a municipal sludge treatment equipment, which relates to the technical field of sludge treatment. The lower side of the box is connected with the mixing box; the screening box is provided with a vibration component for driving the vibration of the screen, the crushing box is provided with a crushing component for crushing the sludge in the sludge, and the mixing box is provided with a stirring device for stirring the sludge. components. The utility model classifies the sludge through the screen, thereby reducing the possibility that the sludge with smaller particles occupies the crushing component, thereby improving the efficiency of crushing mud blocks, thereby improving the efficiency of sludge treatment.

Description

A municipal sludge treatment equipment

technical field

The utility model relates to the technical field of sludge treatment, in particular to a municipal sludge treatment device.

Background technique

Social development has caused environmental problems to gradually increase, in which domestic waste residues are aggregated to form sludge. Such sludge contains a large amount of organic matter and can be used as fertilizer to reduce environmental pollution and improve resource recycling. utilization.

The Chinese patent with the patent publication number CN109775944A proposes a municipal sludge treatment equipment and a construction method, wherein the municipal sludge treatment equipment includes a work box with an opening at the top, and a side plate is welded on one side of the work box, and a side plate is welded on one side of the work box. The top of the plate is provided with a first slot, the forward and reverse motor is fixedly installed in the first slot, the motor shaft is welded on the output shaft of the forward and reverse motor, and the bottom inner wall of the working box is provided with a vertical slot, and the vertical slot is rotated and installed There is a vertical shaft. There are several groups of stirring shafts welded on the outer side of the vertical shaft. The outer sides of the motor shaft and the vertical shaft are fixedly sleeved with sprockets. The outer sides of the two sprockets are engaged with the same chain. The shaft groove and the horizontal shaft hole, the same horizontal shaft is installed in the horizontal shaft groove and the horizontal shaft hole, and the first bevel gear is welded on the end of the horizontal shaft outside the working box, which has high practicality and is convenient for crushing municipal sludge. , and the stirring efficiency is high, and the uniformity after stirring is good.

The prior art solutions in the above have the following defects: there are fine particles and large particles of mud in the sludge, wherein the fine particles can be reused without further refinement, but the large particles of mud need to be further refined. It can be used in the next step. If the sludge is directly pulverized, the large particles of sludge and small particles of sludge will be pulverized at the same time, and the small particles of sludge occupy the time for crushing the sludge, thereby reducing the amount of sludge. processing time.

Utility model content

The purpose of this utility model is to provide a kind of municipal sludge treatment equipment which can sieve the sludge and then crush it so as to improve the sludge treatment efficiency.

The utility model is achieved through the following technical solutions:

A municipal sludge treatment equipment includes a screening box, a crushing box and a stirring box, the screening box is provided with a screen mesh, the crushing box is communicated with the screening box, and the screening box and the lower part of the crushing box are arranged. The sides are all communicated with the mixing box;

The screening box is provided with a vibrating component for driving the screen mesh to vibrate, the crushing box is provided with a crushing component for crushing the sludge in the sludge, and the stirring box is provided with a stirring component for stirring the sludge.

By adopting the above technical solution, when the sludge is processed, the sludge is first transferred to the screening box, and the sludge in the screening box is on the screen. At this time, the vibrating component drives the screen to vibrate, so that the sludge is quickly separated. Selection, in which the sludge with small particles falls from the screen until it falls into the mixing box; the sludge with larger particles falls into the crushing box with the vibration of the screen, and the sludge in the crushing box is in the crushing component. The sludge is broken into small particles under the action, and then falls into the mixing box. The sludge in the mixing box is stirred evenly by the stirring components, so as to complete the treatment of the sludge; The sludge is classified, thereby reducing the situation of small particles of sludge being broken, thereby improving the efficiency of crushing mud blocks, thereby improving the efficiency of sludge treatment.

It is further set as follows: a horizontal support platform is arranged in the screening box, the screen is elastically arranged on the upper side of the support platform, the vibration assembly includes a vibration motor and a cam, and the peripheral side of the cam is connected to the upper side of the support platform. The lower side of the screen is abutted, and the vibration motor is connected with the cam in a driving manner.

By adopting the above technical solution, after the sludge falls on the screen, the cam is driven to rotate by the vibrating motor, thereby driving the screen to vibrate up and down. Sludge screening efficiency, thereby improving the sludge treatment efficiency.

It is further arranged as follows: a plurality of springs with vertical axes are arranged between the support platform and the screen, the bottom end of the spring is fixed on the upper side of the support platform, and the top end is fixed on the lower part of the screen. side.

By adopting the above technical solution, the spring elastically sets the screen on the support platform, and the spring is continuously in a stretched state, so that the screen is continuously pressed against the peripheral side of the cam by the elastic force of the spring, thereby ensuring that the screen follows the cam. Rotating and vibrating, so as to improve the screening efficiency of sludge, thereby improving the efficiency of sludge treatment.

It is further arranged that the screen is inclined and the height of the side of the screen close to the crushing box is relatively low.

By adopting the above technical solution, after the sludge falls on the screen, the inclined screen is easier for the mud to fall into the crushing box, thereby reducing the possibility of the mud being accumulated on the screen, thereby improving the sludge screening efficiency. efficiency.

It is further configured that: the crushing assembly includes a crushing motor and two crushing rollers, both of which are rotatably arranged in the crushing box, and the axes of the two crushing rollers are parallel and horizontal. A gap is left between the two crushing rollers, and the output shaft of the crushing motor is coaxially fixed with one of the crushing rollers.

By adopting the above technical solution, after the sludge is screened in the screening box, the mud blocks fall from the screen to the crushing box, so that the mud blocks fall between the two crushing rollers, and the crushing rollers are driven to rotate by the crushing motor, so that the The mud blocks are broken, and the broken mud blocks fall from the gap between the two crushing rollers. By crushing the mud blocks, the sludge is easier to be reused.

It is further arranged that: the circumferential side of the crushing roller is provided with anilox grooves.

By adopting the above technical solution, when the mud block is broken between the two crushing rollers, the anilox grooves on the peripheral side of the crushing roller increase the friction force between the crushing roller and the mud block, thereby facilitating the crushing of the mud block.

It is further set as follows: the stirring assembly includes a screw stirring shaft and a stirring motor, the axis of the screw stirring shaft is horizontally and rotatably installed in the stirring box, and the length direction of the screw stirring shaft is the same as that of the crushing box and the stirring box. The connection directions of the screening boxes are consistent, and the output shaft of the stirring motor is coaxially fixed with the screw stirring shaft.

By adopting the above technical solution, after the sludge inside the crushing box and the screening box enters the stirring box, the stirring motor drives the threaded stirring shaft to rotate, so that the sludge in the stirring box is evenly mixed under the stirring of the screw stirring shaft, so as to facilitate the follow-up Reuse of sludge.

It is further arranged as follows: a discharge port is opened on one side of the stirring box, a discharging door is hinged at the discharging port of the stirring box, and the discharging door is located at one end of the screw stirring shaft away from the stirring motor. .

By adopting the above technical solution, the stirred sludge is evenly stirred and then leaves the mixing box from the discharge port with the rotation of the screw mixer, so that the sludge in the mixing box can be easily taken out.

To sum up, the beneficial technical effects of the present utility model are:

(1) After the sludge enters the screening box, the sludge is screened through the screen, so that the sludge in the sludge is sorted into the crushing box, and the possibility of small particles of sludge entering the crushing box is reduced. The efficiency of sludge crushing is improved, so as to improve the sludge treatment efficiency;

(2) When the sludge is on the screen, the vibrating component drives the screen to vibrate, so that the sludge on the screen is sorted faster, and the screen is not easy to be blocked, which improves the screening efficiency of the sludge, thereby improving the the efficiency of sludge treatment;

(3) After the sludge in the crushing box and the screening box enters the mixing box, the screw stirring shaft is driven to rotate by the stirring motor, so that the sludge in the mixing box is evenly stirred, so as to facilitate the reuse of the sludge.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the present utility model;

Fig. 2 is a sectional view along line A-A in Fig. 1;

Fig. 3 is the structural representation of the screen mesh and vibration assembly of the present utility model;

FIG. 4 is a schematic view of the structure of the crushing roller of the present invention.

Reference numerals: 1. Screening box; 2. Crushing box; 3. Mixing box; 4. Screen; 5. Support platform; 6. Vibration motor; 7. Cam; 8. Spring; 9. Crushing motor; 10. Crushing Roller; 11. Anilox groove; 12. Spiral stirring shaft; 13. Discharging port; 14. Discharging door; 15. Sliding block; 16. Sliding groove; 17. Guide plate; 18. Lock; 19. Stirring motor .

Detailed ways

The present utility model will be described in further detail below in conjunction with the accompanying drawings.

Referring to FIG. 1 and FIG. 2 , it is a municipal sludge treatment equipment disclosed by the utility model, including a screening box 1 , a crushing box 2 and a stirring box 3 . The screening box 1 is provided with a support platform 5, and the support platform 5 is provided with a screen 4. The crushing box 2 is communicated with the screening box 1 , the screen 4 is inclined and the height of the side close to the crushing box 2 is relatively low. The lower sides of the screening box 1 and the crushing box 2 are both fixed on the stirring box 3 and communicate with the stirring box 3 , wherein the crushing box 2 is provided with a crushing component for crushing the sludge in the sludge. When the sludge is processed, the sludge is first transported to the screening box 1, and the sludge is sorted through the screen 4, so that the mud blocks in the sludge slide down the screen 4 into the crushing box 2, thereby crushing the components. The sludge is crushed and falls into the mixing box 3, while the small particles of sludge pass through the screen 4 and fall into the mixing. It is possible to improve the crushing efficiency of the mud block, thereby improving the efficiency of sludge treatment.

Referring to Figure 2 and FIG. 3 , there are two groups of vibration components that drive the screen 4 to vibrate in the screening box 1. The two groups of vibration components are located on opposite sides of the screening box 1, respectively. The vibration components include a vibration motor 6 and a cam 7. The cam 7 is rotatably installed on the inner side of the screening box 1, and its peripheral side is in contact with the lower side of the screen 4. The vibration motor 6 is fixed on the outside of the screening box 1 and its output shaft is coaxially fixed with the cam 7. The cam 7 is driven by the vibration motor 6 to rotate, thereby driving the screen 4 to move upward. When the screen 4 moves to the highest point, the cam 7 continues to rotate, the screen 4 is lowered due to the action of gravity, and the up and down vibration of the screen 4 increases the pollution. The efficiency of sludge screening is improved, thereby improving the efficiency of sludge treatment.

Referring to Figures 2 and 3 , in order to reduce the deflection of the screen 4 when it vibrates, the sliding blocks 15 are fixed on the opposite sides of the screen 4, and the two opposite inner sides of the screening box 1 are provided with vertical sliding blocks. The two sliding blocks 15 are slidably arranged in the two sliding grooves 16 respectively.

Referring to FIG. 2 and FIG. 3 , a plurality of springs 8 with vertical axes are arranged between the support platform 5 and the screen 4 , here four are selected, and the four springs 8 are located at the four corners of the lower side of the screen 4 respectively. The bottom end of the spring 8 is fixed on the upper side of the support platform 5 , and the top end is fixed on the lower side of the screen 4 . The spring 8 is continuously in a stretched state, so that the screen mesh 4 is continuously abutted against the peripheral side of the cam 7 by the elastic force of the spring 8 , thereby ensuring the vibration of the screen mesh 4 .

2 and 4, the crushing assembly includes a crushing motor 9 and two crushing rollers 10, both of which are rotatably arranged in the crushing box 2, and the axes of the two crushing rollers 10 are parallel and horizontal. A gap is left between the two crushing rollers 10 , the output shaft of the crushing motor 9 is fixed coaxially with one of the crushing rollers 10 , and the crushing motor 9 is fixed outside the crushing box 2 . The crushing box 2 is provided with two guide plates 17 for guiding the mud blocks to between the two crushing rollers 10 . The two inner sides and the bottom ends are located just above the two crushing rollers 10 respectively. After the mud block slides from the screen 4 into the crushing box 2, it is guided between the two crushing rollers 10 by the guide plate 17, and the crushing motor 9 drives the crushing roller 10 to rotate, thereby crushing the mud block between the two crushing rollers 10. , the crushed mud blocks fall into the mixing box 3, thereby facilitating the subsequent utilization of the sludge.

In order to make it difficult to slide between the crushing rollers 10 and the mud blocks, anilox grooves 11 are provided on the peripheral sides of the two crushing rollers 10 .

1 and 2 , the stirring box 3 is provided with a stirring component for stirring the sludge, and the stirring component includes a screw stirring shaft 12 and a stirring motor 19 . The axis of the threaded stirring shaft is horizontal and rotatably installed in the stirring box 3, the length direction of the screw stirring shaft 12 is consistent with the direction of the connection between the crushing box 2 and the screening box 1, the stirring motor 19 is fixed on the outside of the stirring box 3 and the stirring motor 19 The output shaft is coaxially fixed with the screw stirring shaft 12 . One side of the mixing box 3 is provided with a discharging port 13, and the discharging port 13 is located below the screw stirring shaft 12. The discharging port 13 of the stirring box 3 is hinged with a discharging door 14, and the discharging door 14 is located at the screw stirring shaft 12. One end away from the stirring motor 19. A lock 18 for locking the discharging door 14 is provided between the discharging door 14 and the stirring box 3 . After the sludge in the crushing box 2 and the screening box 1 enters the stirring box 3, the stirring motor 19 drives the screw stirring shaft 12 to rotate, so that the sludge in the stirring box 3 is evenly mixed, so as to facilitate the subsequent utilization of the sludge. After the sludge has been stirred, the opening of the material gate 14 and the rotation of the screw stirring shaft 12 facilitate the transportation of the sludge from the stirring box 3, thereby improving the efficiency of sludge treatment.

The implementation principle and beneficial effect of this embodiment are:

When the sludge is processed, the sludge is first transferred to the screening box 1, and the sludge in the screening box 1 is on the screen 4. At this time, the vibration component drives the screen 4 to vibrate, so that the sludge is quickly sorted. , the sludge with small particles falls from the screen 4 until it falls into the mixing box 3; the mud with larger particles falls into the crushing box 2 with the vibration of the screen 4, and the sludge in the crushing box 2 The block is broken into small particles of sludge under the action of the crushing component, and then falls into the mixing box 3. The sludge in the mixing box 3 is stirred evenly by the action of the mixing component, so as to complete the treatment of the sludge. ; Then, by opening the discharging door 14, along with the rotation of the screw shaft 12, it is convenient to transport the sludge from the mixing box 3. Among them, the sludge is classified by the screen 4, thereby reducing the possibility of small particles of sludge occupying the crushing components, thereby improving the efficiency of crushing mud blocks, thereby improving the efficiency of sludge treatment.

The examples of this specific embodiment are all preferred embodiments of the present invention, and are not intended to limit the protection scope of the present invention. Therefore: all equivalent changes made according to the structure, shape and principle of the present invention are not It should be covered within the protection scope of the present invention.

Claims (8)

1. The utility model provides a municipal sludge treatment equipment which characterized in that: the screening device comprises a screening box (1), a crushing box (2) and a stirring box (3), wherein a screen (4) is arranged in the screening box (1), the crushing box (2) is communicated with the screening box (1), and the lower sides of the screening box (1) and the crushing box (2) are both communicated with the stirring box (3);

the screening box (1) is internally provided with a vibration component for driving the screen (4) to vibrate, the crushing box (2) is internally provided with a crushing component for crushing mud blocks in the sludge, and the stirring box (3) is internally provided with a stirring component for stirring the sludge.

2. The municipal sludge treatment apparatus of claim 1, wherein: horizontal supporting platform (5) are arranged in screening case (1), screen cloth (4) elasticity set up in the upside of supporting platform (5), the vibration subassembly includes vibrating motor (6) and cam (7), the week side of cam (7) with screen cloth (4) downside butt, just vibrating motor (6) with cam (7) transmission is connected.

3. The municipal sludge treatment apparatus of claim 2, wherein: supporting platform (5) with be equipped with vertical spring (8) of a plurality of axes between screen cloth (4), the bottom mounting of spring (8) is in the upside of supporting platform (5), and the top is fixed the downside of screen cloth (4).

4. The municipal sludge treatment apparatus of claim 2 or 3, wherein: the screen (4) is obliquely arranged, and the height of one side, close to the crushing box (2), of the screen (4) is lower.

5. The municipal sludge treatment apparatus of claim 1, wherein: the crushing assembly comprises a crushing motor (9) and two crushing rollers (10), the two crushing rollers (10) are rotatably arranged in the crushing box (2), and the axes of the two crushing rollers (10) are parallel and horizontal;

a gap is reserved between the two crushing rollers (10), and an output shaft of the crushing motor (9) is coaxially fixed with one of the crushing rollers (10).

6. The municipal sludge treatment apparatus of claim 5, wherein: the periphery of the crushing roller (10) is provided with a mesh groove (11).

7. The municipal sludge treatment apparatus of claim 1, wherein: the stirring subassembly includes spiral (mixing) shaft (12) and agitator motor (19), the axis level and the rotation of spiral (mixing) shaft (12) are installed in agitator tank (3), the length direction of spiral (mixing) shaft (12) with the line direction of broken case (2) with screening case (1) is unanimous, agitator motor (19) the output shaft with spiral (mixing) shaft (12) coaxial fixation.

8. The municipal sludge treatment apparatus of claim 7, wherein: drain hole (13) have been seted up to one side of agitator tank (3), drain hole (13) department of agitator tank (3) articulates there is drain door (14), drain door (14) are in spiral stirring shaft (12) are kept away from the one end of agitator motor (19).

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