CN218231901U

CN218231901U - Pretreatment device for printing and dyeing wastewater

Info

Publication number: CN218231901U
Application number: CN202222272525.3U
Authority: CN
Inventors: 李苏鸿
Original assignee: Shanghai Hongji New Material Technology Co ltd
Current assignee: Shanghai Hongji New Material Technology Co ltd
Priority date: 2022-08-29
Filing date: 2022-08-29
Publication date: 2023-01-06
Anticipated expiration: 2032-08-29

Abstract

The utility model discloses a preprocessing device for printing and dyeing wastewater relates to waste water treatment technical field, including the preliminary treatment pond, preliminary treatment pond upper portion has the box through two dead lever fixed mounting, the rotation is connected with the rotation axis in the box, the rigid coupling has rotating vane on the outer wall that the rotation axis is in the box inside, the one end of rotation axis extends to the box outside and the rigid coupling has the action wheel, the action wheel passes through the belt and is connected with a transmission from the driving wheel, from a rigid coupling in one end department of axis of rotation, the top in two backup pads is connected in the rotation axis rotation, this a preprocessing device for printing and dyeing wastewater, be different from prior art, can realize the separation and the collection of fibre impurity among the printing and dyeing wastewater, and then make the fibrous impurity volume of printing and dyeing wastewater in the preliminary treatment pond reduce, make the deposit in the preliminary treatment pond become few, and then make things convenient follow-up clearance preliminary treatment pond, can realize the interval interpolation of medicament according to the volume, avoid disposable excessive medicament of adding, waste reduction is extravagant.

Description

Pretreatment device for printing and dyeing wastewater

Technical Field

The utility model relates to a waste water treatment technical field specifically is a preprocessing device for printing and dyeing wastewater.

Background

The textile printing and dyeing wastewater has the characteristics of large water quantity, high organic pollutant content, large alkalinity, large water quality change and the like, belongs to one of industrial wastewater difficult to treat, contains dye, slurry, auxiliary agent, oil agent, acid and alkali, fiber impurities, sand substances, inorganic salt and the like, and the main methods for treating the printing and dyeing wastewater comprise a physicochemical method, a biochemical method, a chemical method and a treatment method combining a plurality of processes.

At present, printing and dyeing wastewater is generally directly discharged into a pretreatment tank to be subjected to pretreatment work such as precipitation, pH value adjustment and the like, but the printing and dyeing wastewater has high fiber impurity content, is easy to precipitate in the pretreatment tank and is difficult to clean in the later period, and therefore, a pretreatment device for the printing and dyeing wastewater is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a preprocessing device for printing and dyeing wastewater to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a pretreatment device for printing and dyeing wastewater comprises a pretreatment tank, wherein a box body is fixedly mounted on the upper portion of the pretreatment tank through two fixing rods, a rotating shaft is rotatably connected in the box body, a rotating blade is fixedly connected to the outer wall of the rotating shaft, which is positioned in the box body, one end of the rotating shaft extends to the outside of the box body and is fixedly connected with a driving wheel, the driving wheel is in transmission connection with a driven wheel through a belt, the driven wheel is fixedly connected to one end of the rotating shaft, the rotating shaft is rotatably connected to the tops of two supporting plates, the two supporting plates are fixedly connected to the two side walls of the box body respectively, a rotating plate positioned in the inner side of the box body is fixedly connected to the outer wall of the rotating shaft, and the bottom end of the rotating plate is attached to and slides on the inner bottom wall of the box body;

the driving wheel is connected with a second driven wheel through a belt in a transmission mode, the second driven wheel is connected with the intermittent dosing assembly, the intermittent dosing assembly is arranged below the medicament hopper, and the medicament hopper is installed on one side of the top of the box body through a fixing frame.

Preferably, the bottom of the box body is provided with meshes for filtering fiber impurities in the wastewater; used for separating fiber impurities in the printing and dyeing wastewater.

Preferably, the intermittent dosing assembly comprises a transmission shaft, one end of the transmission shaft is fixedly connected with the driven wheel II, the transmission shaft is rotatably connected to a bearing frame, the bearing frame is fixedly connected to the side wall of the box body, the other end of the transmission shaft is fixedly connected with a rotating piece, one end, away from the transmission shaft, of the rotating piece is hinged to one end of a connecting rod, the other end of the connecting rod is rotatably connected to one end of a movable plate, and the movable plate is provided with a feeding hole and is slidably arranged at a feeding hole at the bottom of the medicament hopper; can realize the interval of medicament according to the waste water volume and add, avoid once only adding excessive medicament, reduce extravagantly.

Preferably, two limiting blocks are fixedly arranged at the bottom of the medicament hopper, and the movable plate is slidably arranged between the two limiting blocks; the movable plate is more stable and effective when transversely reciprocating.

Preferably, the intermittent dosing assembly further comprises a material guide plate, the material guide plate is positioned under the movable plate, the material guide plate is obliquely arranged on one side of the box body through two fixed plates, and the bottom end of the material guide plate is fixedly connected in a through hole formed in the side wall of the box body; the leaked chemicals can fall into the printing and dyeing wastewater inside the box body along the material guide plate, are mixed with the printing and dyeing wastewater and enter the pretreatment tank.

Preferably, one side of the bottom of the box body is provided with an inclined surface, the side wall of the pretreatment tank is provided with a bracket, and a collection box positioned below one side of the box body is placed on the bracket; used for collecting fiber impurities in the printing and dyeing wastewater.

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

1. under the action of the meshes, fiber impurities in the printing and dyeing wastewater are intercepted at the bottom of the box body, and are pushed into the collecting box by using the rotating plate, so that the separation and the collection of the fiber impurities in the printing and dyeing wastewater can be realized, the amount of the fiber-containing impurities in the printing and dyeing wastewater in the pretreatment tank is reduced, precipitates in the pretreatment tank are reduced, and the subsequent cleaning of the pretreatment tank is facilitated;

2. through the setting of intermittent type with the medicine subassembly, can realize the interval of medicament according to the waste water volume and add, avoid once only adding excessive medicament, reduce extravagantly.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

FIG. 2 is a schematic structural view of each component of the box body of the present invention;

FIG. 3 is a schematic sectional view of the case of the present invention;

figure 4 is the structure schematic diagram of the intermittent dosing assembly of the utility model.

In the figure: 1. a pretreatment tank; 2. fixing the rod; 3. a box body; 4. a bracket; 5. a rotating shaft; 6. a rotating blade; 7. a driving wheel; 8. a first driven wheel; 9. a rotating shaft; 10. a support plate; 11. a rotating plate; 12. a second driven wheel; 13. an intermittent dosing assembly; 131. a drive shaft; 132. a bearing bracket; 133. a rotating member; 134. a connecting rod; 135. a movable plate; 136. a limiting block; 137. a stock guide; 138. a fixing plate; 14. a medicament hopper; 15. a fixed mount; 16. a through hole; 17. and a collection box.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a pretreatment device for printing and dyeing wastewater comprises a pretreatment tank 1, a box body 3 is fixedly mounted on the upper portion of the pretreatment tank 1 through two fixing rods 2, a rotating shaft 5 is connected in the box body 3 in a rotating mode, the rotating shaft 5 is fixedly connected to the outer wall of the inner portion of the box body 3 and provided with rotating blades 6, one end of the rotating shaft 5 extends to the outer portion of the box body 3 and is fixedly connected with a driving wheel 7, the driving wheel 7 is in transmission connection with a driven wheel 8 through a belt, the driven wheel 8 is fixedly connected to one end of a rotating shaft 9, the rotating shaft 9 is rotatably connected to the tops of two supporting plates 10, the two supporting plates 10 are respectively and fixedly connected to two side walls of the box body 3, a rotating plate 11 located on the inner side of the box body 3 is fixedly connected to the outer wall of the rotating shaft 9, and the bottom end of the rotating plate 11 is attached to the inner bottom wall of the box body 3 in a sliding mode; the bottom of the box body 3 is provided with meshes for filtering fiber impurities in the wastewater; used for separating fiber impurities in the printing and dyeing wastewater.

The driving wheel 7 is also in transmission connection with a driven wheel II 12 through a belt, the driven wheel II 12 is connected with an intermittent dosing assembly 13, the intermittent dosing assembly 13 is arranged below a medicament hopper 14, the medicament hopper 14 is mounted on one side of the top of the box body 3 through a fixing frame 15, the intermittent dosing assembly 13 comprises a transmission shaft 131, one end of the transmission shaft 131 is fixedly connected with the driven wheel II 12, the transmission shaft 131 is rotatably connected to a bearing frame 132, the bearing frame 132 is fixedly connected to the side wall of the box body 3, the other end of the transmission shaft 131 is fixedly connected with a rotating piece 133, one end of the rotating piece 133, which is far away from the transmission shaft 131, is hinged to one end of a connecting rod 134, the other end of the connecting rod 134 is rotatably connected to one end of a movable plate 135, and the movable plate 135 is provided with a material hole and is slidably arranged at a material port at the bottom of the medicament hopper 14; the agent can be added at intervals according to the amount of waste water, so that excessive agent is prevented from being added at one time, waste is reduced, two limiting blocks 136 are fixedly arranged at the bottom of the agent hopper 14, and the movable plate 135 is slidably arranged between the two limiting blocks 136; the movable plate 135 is more stable and effective when transversely reciprocating, the intermittent dosing assembly 13 further comprises a material guide plate 137, the material guide plate 137 is positioned under the movable plate 135, the material guide plate 137 is obliquely arranged on one side of the box body 3 through two fixed plates 138, and the bottom end of the material guide plate 137 is fixedly connected in a through hole 16 formed in the side wall of the box body 3; the leaked chemicals can fall into the printing and dyeing wastewater inside the tank 3 along the guide plate 137, mix with the printing and dyeing wastewater, and enter the pretreatment tank 1.

An inclined surface is arranged on one side of the bottom of the box body 3, a bracket 4 is arranged on the side wall of the pretreatment tank 1, and a collecting box 17 positioned below one side of the box body 3 is placed on the bracket 4; used for collecting fiber impurities in the printing and dyeing wastewater.

When the scheme is used, printing and dyeing wastewater is poured into the box from a water inlet at the top of the box 3, the printing and dyeing wastewater drives the rotating blades 6 to rotate through downward impact force, the rotating blades 6 can drive the rotating shaft 5 to rotate, the rotating shaft 5 drives the rotating shaft 9 to rotate through the transmission action of the driving wheel 7 and the driven wheel I8, the rotating shaft 9 drives the rotating plate 11 to rotate, when the printing and dyeing wastewater falls to the inner bottom of the box 3, under the action of meshes, fiber impurities in the printing and dyeing wastewater are intercepted at the bottom of the box 3, the fiber impurities are pushed into the collecting box 17 through the rotating plate 11, and through the arrangement of the intermittent dosing assembly 13, the rotating shaft 5 drives the driving shaft 131 to rotate through the transmission action of the driving wheel 7 and the driven wheel II 12, the driving shaft 131 can drive the rotating piece 133 to rotate, the rotating piece 133 drives the movable plate 135 to reciprocate and transversely move through the hinging action of the connecting rod 134, when a material hole in the movable plate 135 corresponds to a material inlet at the bottom of the medicine hopper 14, the medicine in the medicine hopper 14 can leak, the leaked medicine can fall into the printing and dyeing wastewater in the printing and dyeing wastewater in the material hopper 137, and dyeing wastewater combined into the dyeing tank 1, otherwise, when the medicine inlet on the bottom of the movable plate 135 does not correspond to the medicine hopper 14, and the medicine hopper 14 can be sealed.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A preprocessing device for printing and dyeing wastewater, includes pretreatment pond (1), its characterized in that: the pretreatment tank (1) is fixedly provided with a box body (3) through two fixing rods (2), a rotating shaft (5) is connected in the box body (3) in a rotating mode, the rotating shaft (5) is fixedly connected to the outer wall of the inner portion of the box body (3) and fixedly connected with rotating blades (6), one end of the rotating shaft (5) extends to the outer portion of the box body (3) and is fixedly connected with a driving wheel (7), the driving wheel (7) is in transmission connection with a driven wheel (8) through a belt, the driven wheel (8) is fixedly connected to one end of a rotating shaft (9), the rotating shaft (9) is rotatably connected to the tops of two supporting plates (10), the two supporting plates (10) are fixedly connected to two side walls of the box body (3) respectively, the rotating plate (11) located on the inner side of the box body (3) is fixedly connected to the outer wall of the rotating shaft (9), and the bottom end of the rotating plate (11) is attached to the inner bottom wall of the box body (3) to slide;

the driving wheel (7) is also in transmission connection with a second driven wheel (12) through a belt, the second driven wheel (12) is connected with an intermittent dosing assembly (13), the intermittent dosing assembly (13) is arranged below the medicine hopper (14), and the medicine hopper (14) is arranged on one side of the top of the box body (3) through a fixing frame (15).

2. The pretreatment device for printing and dyeing wastewater according to claim 1, characterized in that: the bottom of the box body (3) is provided with meshes for filtering fiber impurities in the wastewater.

3. The pretreatment device for printing and dyeing wastewater according to claim 1, characterized in that: intermittent type adds medicine subassembly (13) and includes transmission shaft (131), the one end and the driven second (12) rigid coupling of transmission shaft (131), transmission shaft (131) rotate to be connected on bearing bracket (132), bearing bracket (132) rigid coupling is on the lateral wall of box (3), the other end rigid coupling of transmission shaft (131) has rotation piece (133), the one end that transmission shaft (131) were kept away from in rotation piece (133) is articulated mutually with the one end of connecting rod (134), the other end of connecting rod (134) rotates with the one end of fly leaf (135) to be connected, the material hole has been seted up on fly leaf (135) and the material mouth department of slip setting in medicament hopper (14) bottom.

4. A pretreatment apparatus for printing and dyeing wastewater according to claim 3, characterized in that: the bottom of the medicament hopper (14) is fixedly provided with two limiting blocks (136), and the movable plate (135) is arranged between the two limiting blocks (136) in a sliding manner.

5. A pretreatment device for printing and dyeing wastewater according to claim 3, characterized in that: the intermittent dosing assembly (13) further comprises a material guide plate (137), the material guide plate (137) is located under the movable plate (135), the material guide plate (137) is obliquely arranged on one side of the box body (3) through two fixing plates (138), and the bottom end of the material guide plate (137) is fixedly connected into a through hole (16) formed in the side wall of the box body (3).

6. The pretreatment device for printing and dyeing wastewater according to claim 1, characterized in that: one side of the bottom of the box body (3) is provided with an inclined plane, the side wall of the pretreatment tank (1) is provided with a bracket (4), and a collection box (17) below one side of the box body (3) is placed on the bracket (4).