Chemical adding device for municipal drainage treatment

Abstract

The utility model discloses a dosing device for municipal drainage treatment, and relates to the technical field of drainage dosing. The collecting assembly comprises a collecting box; a water inlet pipe and a water outlet pipe are installed on the side walls of the two sides of the collecting box correspondingly. A supporting assembly is slidably mounted on the cross rod at the top of the collecting box; the supporting assembly comprises a fixing frame. A dosing assembly is cooperatively mounted on a supporting beam at the top of the fixing frame; symmetrical sliding rods are movably installed on the fixing frame. Connecting rods are fixedly mounted at two ends of the sliding rod; a connecting column is mounted at the bottom of one connecting rod; sewage needing to be treated is collected into a collecting box through a water inlet pipe, medicine is placed in a screen drum, a rotating disc on an output shaft of a driving motor drives a connecting column to rotate, the connecting column achieves sliding of a sliding rod through a connecting rod, and when the sliding rod slides, teeth in a sliding frame are meshed with a gear, and a rotating shaft rotates; in the rotating process of the rotating shaft, the effects of dosing and stirring are achieved at the same time.

Description

TECHNICAL FIELD

[0001] The utility model relates specifically to drainage dosing technical field, specifically a kind of dosing device for municipal drainage treatment. BACKGROUND

[0002] Municipal drainage includes domestic sewage, industrial wastewater and stormwater runoff and various components; Domestic sewage contains a large amount of organic matter (such as protein, sugar, oil), microorganisms and detergents; Industrial wastewater is more complex in composition, may contain heavy metals, toxic and harmful substances and refractory organic pollutants; Stormwater runoff can also carry surface pollutants, such as sediment, garbage, heavy metals and organic matter; With the enhancement of environmental awareness and the increasing strictness of environmental regulations, the discharge standard of municipal drainage is also improving; In order to meet these standards, more advanced treatment technology and auxiliary means need to be used, and dosing device plays a key role; In the case of water resources becoming increasingly scarce, the reuse of municipal drainage becomes more and more important. When treated drainage is used for landscape irrigation, industrial reuse, groundwater recharge and other purposes, the water quality requirement is higher, and deep treatment is needed, which requires adding various reagents through dosing device to remove trace pollutants and adjust water quality, so that the drainage meets the reuse standard;

[0003] Now the traditional dosing device can cause the powder medicine to form a ball when it is added to the sewage, which cannot effectively fully play the role of the medicine during sewage treatment, and the traditional dosing device can only realize fixed-point dosing during dosing, so that the mixing reaction time between the reagent and the sewage in the large equipment is longer, and the sewage and the medicine need to be fully mixed through the stirring device, which causes the sewage treatment efficiency to be low during dosing treatment.

[0004] After searching, Chinese patent application No. CN202121204905.2 discloses a sewage dosing device; including dosing box, the bottom four corners of the dosing box are fixed with supporting legs, the bottom of the dosing box is provided with a medicine pump, the medicine pump is connected with the bottom of the dosing box through a liquid outlet pipe, wherein, the top side of the dosing box is provided with a water inlet, the top end of the dosing box is provided with a motor, the bottom end of the motor is fixed with a first rotating shaft, the inside of the dosing box near the bottom end of the first rotating shaft is fixed with a reversing bracket;

[0005] The device in the above patent realizes the cooperation between the fourth and fifth reversing gears through the rotation of the second rotating shaft, so that the transmission wheel drives the piston rod to move up and down, and the medicine in the medicine box is added to the dispensing box. Therefore, the liquid in the dispensing box needs to be stirred as a whole by the stirring rod before the medicine and the liquid are mixed. When the liquid in the dispensing box cannot be fully stirred, the mixing between the medicine and the liquid is insufficient, which affects the quality of the medicine. Practical new type content

[0006] The utility model discloses a kind of dosing devices for municipal drainage treatment, in this structure, dosing assembly is movably installed in the top of collection box by support assembly, is rotated by driving motor and connects column, realize that connecting column drives the reciprocating movement of bracket on bracing beam, in the process of bracket movement, the gear tooth in the bracket is engaged with gear on rotating shaft, realize that screen cylinder rotates in cylinder body, in the process of screen cylinder rotation, medicine is added to collection box by the lower medicine port of cylinder body bottom, stirring blade in the bottom of rotating shaft realizes that medicine and liquid in collection box are stirred, when driving motor rotates connecting column, fixed frame reciprocating slides along cross bar, so that when medicine is added, effectively realize that medicine is evenly added to collection box, reduce the amplitude of liquid agitation in collection box;To solve the problems of the above background art.

[0007] To achieve the above object, the utility model provides the following technical scheme:

[0008] A kind of dosing device for municipal drainage treatment, including collection assembly;The collection assembly includes collection box;The side wall on the both sides of the collection box is respectively installed with inlet pipe and outlet pipe;The cross bar on the top of the collection box is slidably installed with support assembly;The support assembly includes fixed frame;The bracing beam on the top of the fixed frame is cooperatively installed with dosing assembly;Effectively realize the support of dosing assembly by support assembly, when in dosing process, dosing assembly is moved by support assembly synchronously;

[0009] Two symmetrical slide rods are movably installed on the fixed frame;The both ends of the slide rod are fixedly installed with connecting rod;Wherein, the connecting rod bottom of the one end of the slide rod is fixedly installed with connecting column;When rotating disc drives connecting column to move, slide rod moves forward and backward, while, fixed frame can also move left and right;

[0010] As a further technical scheme of the utility model, sliding frame is fixedly installed between the two slide rods, and gear teeth are arranged in the sliding frame;The sliding frame is engagedly connected with the gear in the dosing assembly;The sliding frame is fixedly installed with the two slide rods by bolts, and the sliding frame reciprocating moves synchronously when the slide rod moves by connecting column, and the rotation of the rotating shaft is realized by the engagement of the gear teeth in the sliding frame and the gear.

[0011] As a further technical scheme of the utility model, the medicating assembly comprises a cylinder body; the outer wall of the cylinder body is fixedly installed with a support beam through two symmetrical L-shaped fixing rods; a plurality of lower medicine holes are formed in the bottom of the cylinder body; a sieve cylinder is installed in the cylinder body in cooperation; the bottom of the sieve cylinder is fixedly installed with a rotating shaft; the rotating shaft is movably installed with the bottom plate of the cylinder body through a bearing; the rotating shaft further penetrates the support beam and the sliding frame and extends into the collecting box; when the rotating shaft rotates, the rotating shaft drives the sieve cylinder to rotate, thereby realizing medicating;

[0012] As a further technical scheme of the utility model, the rotating shaft is fixedly installed with a plurality of stirring blades on the surface of the internal section of the collecting box; while medicating, the stirring blades are driven by the rotating shaft to realize the sufficient mixing between the medicine and the sewage;

[0013] As a further technical scheme of the utility model, a support frame is fixedly installed on the side wall of one side of the collecting box; a driving motor is fixedly installed on the support frame; a rotating disc on the output shaft of the driving motor is fixedly installed with a connecting column; the connecting column is installed at the edge position of the rotating disc;

[0014] As a further technical scheme of the utility model, the lower medicine holes on the bottom plate of the cylinder body and the sieve holes on the sieve cylinder are staggered; there is a certain gap between the bottom plate of the cylinder body and the bottom plate of the sieve cylinder; in this way, when medicating, the caked medicine is ground and dispersed through the friction between the cylinder body and the sieve cylinder;

[0015] Compared with the prior art, the utility model has the advantages that:

[0016] 1. In use, the sewage to be treated is collected into the collecting box through the water inlet pipe, the medicine is placed in the sieve cylinder, when the sewage in the collecting box reaches a certain capacity, the connecting column is driven to rotate by the rotating disc on the output shaft of the driving motor, the connecting column realizes the sliding of the sliding rod through the connecting rod, when the sliding rod slides, the internal gear teeth of the sliding frame mesh with the gear, the rotating shaft rotates, and the effects of medicating and stirring are realized simultaneously during the rotation of the rotating shaft;

[0017] 2. When the connecting column is driven to move by the rotating disc, the sliding rod drives the sliding frame to reciprocatingly move, and the fixed frame can also reciprocatingly slide along the cross bar at the top of the collecting box, in this way, when medicating, the medicating assembly is simultaneously moved by the movement of the fixed frame along the cross bar, thereby realizing the uniform addition of the medicine into the collecting box;

[0018] 3. The utility model discloses, when dosing, through the reciprocating movement of slide, and the gear on the rotating shaft is engaged with slide, thereby rotating shaft drives the rotation of screen cylinder in the cylinder body, in the process of screen cylinder rotation, when the screen hole of screen cylinder bottom coincides with the lower medicine hole of cylinder bottom, realize the medicine drop to the collection box, simultaneously, through the rotation of stirring vane driven by rotating shaft, realize the mobile stirring of the added medicine and the liquid in the collection box, thereby guarantee the full mixing between medicine and liquid, and the sewage of dosing mixing is completed is discharged through the water outlet pipe of the other end of collection box. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is the three-dimensional structure schematic diagram of the utility model.

[0020] Figure 2 It is another visual angle structure schematic diagram of the utility model Figure 1 .

[0021] Figure 3 It is the front view of the utility model Figure 1 .

[0022] Figure 4 It is the A-A section view of the utility model Figure 3 .

[0023] Figure 5 It is the assembly drawing of support assembly and dosing assembly in the utility model Figure 1 .

[0024] Figure 6 It is the bottom structure bottom view of the utility model Figure 5 .

[0025] Figure 7 It is the split schematic diagram of the utility model Figure 5 .

[0026] Figure 8 It is the local structure enlarged view of B in the utility model Figure 5 .

[0027] In the drawing: 1 - collection assembly, 10 - collection box, 11 - water inlet pipe, 12 - cross rod, 13 - water outlet pipe, 2 - support assembly, 20 - fixed frame, 21 - support beam, 22 - slide rod, 23 - connecting rod, 24 - connecting column, 3 - dosing assembly, 30 - cylinder body, 31 - screen cylinder, 32 - L type fixed rod, 33 - rotating shaft, 34 - stirring vane, 35 - gear, 4 - slide, 5 - drive motor, 6 - support frame. DETAILED DESCRIPTION

[0028] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described, obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0029] Please refer to Figures 1-8 In the embodiments of the present application, a dosing device for municipal drainage treatment includes a collecting assembly 1; the collecting assembly 1 includes a collecting box 10; the collecting box 10 is provided with a water inlet pipe 11 and a water outlet pipe 13 on the side walls on both sides; a supporting assembly 2 is slidably installed on the cross bar 12 at the top of the collecting box 10; the supporting assembly 2 includes a fixing frame 20; a dosing assembly 3 is cooperatively installed on the support beam 21 at the top of the fixing frame 20;

[0030] Two symmetrical slide rods 22 are movably installed on the fixing frame 20; the two ends of the slide rod 22 are fixedly installed with connecting rods 23; one end of the slide rod 22 is fixedly installed with a connecting column 24 at the bottom of the connecting rod 23;

[0031] A sliding frame 4 is fixedly installed between the two slide rods 22; the sliding frame 4 is provided with teeth inside; the sliding frame 4 is meshingly connected with the gear 35 in the dosing assembly 3.

[0032] By adopting the above technical scheme, when in use, the sewage to be treated is collected into the collecting box 10 through the water inlet pipe 11, the medicine is placed in the sieve cylinder 31, and when the sewage in the collecting box 10 reaches a certain capacity, the connecting column 24 is driven to rotate by the rotating disc on the output shaft of the driving motor 5, the slide rod 22 is slid by the connecting column 24 through the connecting rod 23, the teeth inside the sliding frame 4 are meshed with the gear 35 when the slide rod 22 slides, and the rotation of the rotating shaft 33 realizes the effects of dosing and stirring at the same time in the process of the rotation of the rotating shaft 33.

[0033] In the embodiments, the dosing assembly 3 includes a cylinder 30; the outer wall of the cylinder 30 is fixedly installed with two symmetrical L-shaped fixing rods 32 and the support beam 21; a plurality of medicine feeding holes are formed in the bottom of the cylinder 30; a sieve cylinder 31 is cooperatively installed inside the cylinder 30; the bottom of the sieve cylinder 31 is fixedly installed with a rotating shaft 33; the rotating shaft 33 is movably installed with the bottom plate of the cylinder 30 through a bearing; the rotating shaft 33 further penetrates the support beam 21 and the sliding frame 4 and extends into the inside of the collecting box 10;

[0034] The rotating shaft 33 is fixedly installed with a gear 35; a plurality of stirring blades 34 are fixedly installed on the surface of the rotating shaft 33 in the inside section of the collecting box 10;

[0035] When the connecting column 24 is moved by the rotating disc, the slide rod 22 drives the slide frame 4 to move back and forth, and the fixed frame 20 can also move back and forth along the cross rod 12 on the top of the collecting box 10, so that the dosing assembly 3 can move simultaneously by moving the fixed frame 20 along the cross rod 12 when the medicine is added, and the medicine can be evenly added into the collecting box 10.

[0036] In the embodiment, the support frame 6 is fixedly installed on the side wall of one side of the collecting box 10, the driving motor 5 is fixedly installed on the support frame 6, the rotating disc on the output shaft of the driving motor 5 is fixedly installed with the connecting column 24, and the connecting column 24 is installed at the edge of the rotating disc.

[0037] The medicine dropping hole on the bottom plate of the cylinder 30 and the sieve hole on the sieve cylinder 31 are staggered, and there is a certain gap between the bottom plate of the cylinder 30 and the bottom plate of the sieve cylinder 31.

[0038] When the medicine is added, the slide frame 4 is engaged with the gear 35 on the rotating shaft 33 by moving back and forth, so that the rotating shaft 33 drives the sieve cylinder 31 to rotate in the cylinder 30, and when the sieve hole at the bottom of the sieve cylinder 31 coincides with the medicine dropping hole at the bottom of the cylinder 30, the medicine falls into the collecting box 10, and at the same time, the rotating shaft 33 drives the stirring blade 34 to rotate, so that the added medicine is stirred with the liquid in the collecting box 10, thereby ensuring that the medicine and the liquid are fully mixed, and the sewage after the mixing is discharged through the water outlet pipe 13 at the other end of the collecting box 10.

[0039] The working principle of the utility model is: when in use, the sewage to be treated is collected into the collecting box 10 through the water inlet pipe 11, the medicine is placed in the sieve cylinder 31, and when the sewage in the collecting box 10 reaches a certain capacity, the connecting column 24 is driven to rotate by the rotating disc on the output shaft of the driving motor 5, the slide rod 22 is slid by the connecting column 24 through the connecting rod 23, the gear teeth in the slide frame 4 are engaged with the gear 35 when the slide rod 22 slides, and the rotating shaft 33 rotates, so that the effects of dosing and stirring are realized at the same time.

[0040] When the connecting column 24 is moved by the rotating disc, the slide rod 22 drives the slide frame 4 to move back and forth, and the fixed frame 20 can also move back and forth along the cross rod 12 on the top of the collecting box 10, so that the dosing assembly 3 can move simultaneously by moving the fixed frame 20 along the cross rod 12 when the medicine is added, and the medicine can be evenly added into the collecting box 10.

[0041] When the medicine is added, the slide 4 is engaged with the gear 35 on the rotating shaft 33 through the reciprocating movement of the slide 4, so that the rotating shaft 33 drives the screen cylinder 31 to rotate inside the cylinder body 30, in the process of rotating the screen cylinder 31, when the screen hole at the bottom of the screen cylinder 31 coincides with the lower medicine hole at the bottom of the cylinder body 30, the medicine is realized to fall into the collecting box 10, at the same time, through the rotation of the stirring blade 34 driven by the rotating shaft 33, the added medicine is realized to be moved and stirred with the liquid in the collecting box 10, so as to ensure that the medicine and the liquid are fully mixed, and the sewage after the medicine mixing is completed is discharged through the water outlet pipe 13 at the other end of the collecting box 10.

[0042] It is obvious for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, and can be realized in other specific forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be regarded as exemplary and non-limiting, and the scope of the present application is defined by the appended claims rather than the above description, and all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application. Any reference signs in the claims should not be regarded as limiting the claims involved.

[0043] In addition, it should be understood that although the present application is described in the specification according to the embodiments, not every embodiment contains only one independent technical scheme, and the description manner of the specification is only for the sake of clarity, and those skilled in the art should regard the specification as a whole, and the technical schemes in each embodiment can also be combined appropriately to form other embodiments which can be understood by those skilled in the art.

Claims

1. A dosing device for municipal drainage treatment, characterized by: Including collection component (1), this collection component (1) includes collection box (10), the side wall on both sides of the collection box (10) is installed with water inlet pipe (11) and water outlet pipe (13) respectively, the crossbar (12) on the top of the collection box (10) is slidably installed with support component (2), this support component (2) includes fixed frame (20), the bracing beam (21) on the top of the fixed frame (20) is fitted with dosing assembly (3); The fixed frame (20) is movably installed with two symmetrical slide rods (22), both ends of the slide rod (22) are fixedly installed with connecting rod (23), wherein the connecting rod (23) at one end of the slide rod (22) is fixedly installed with connecting column (24) at the bottom.

2. The dosing device for municipal drainage treatment according to claim 1, characterized in that: Two slide rods (22) are fixedly installed with slide bracket (4) between them, the slide bracket (4) is provided with teeth inside, and the slide bracket (4) is meshed with the gear (35) in the dosing assembly (3).

3. The dosing device for municipal drainage treatment according to claim 2, characterized in that: The dosing assembly (3) includes cylinder (30), the outer wall of the cylinder (30) is fixedly installed with bracing beam (21) through two symmetrical L-shaped fixed rods (32), a plurality of dosing holes are formed in the bottom of the cylinder (30), the sieve cylinder (31) is fitted and installed in the cylinder (30), the sieve cylinder (31) is fixedly installed with rotating shaft (33) at the bottom, the rotating shaft (33) is movably installed with the bottom plate of the cylinder (30) through a bearing, and the rotating shaft (33) further penetrates the bracing beam (21) and the slide bracket (4) and extends to the inside of the collection box (10).

4. The dosing device for municipal drainage treatment according to claim 3, characterized in that: The rotating shaft (33) is fixedly installed with gear (35), and a plurality of stirring blades (34) are fixedly installed on the surface of the rotating shaft (33) in the inside section of the collection box (10).

5. The dosing device for municipal drainage treatment according to claim 3, characterized in that: The side wall on one side of the collection box (10) is fixedly installed with support frame (6), the drive motor (5) is fixedly installed on the support frame (6), the rotating disc on the output shaft of the drive motor (5) is fixedly installed with connecting column (24), and the connecting column (24) is installed at the edge position of the rotating disc.

6. The dosing device for municipal drainage treatment according to claim 3, characterized in that: The dosing holes on the bottom plate of the cylinder (30) and the sieve holes on the sieve cylinder (31) are staggered, and there is a certain gap between the bottom plate of the cylinder (30) and the bottom plate of the sieve cylinder (31).

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