Medicament feeding device for sewage treatment

Abstract

The utility model discloses a medicament feeding device for sewage treatment, which comprises a medicament storage barrel, a medicament outlet pipe body is fixedly connected to the bottom of the medicament storage barrel, a hollow rotating shaft is arranged at the lower end of the medicament outlet pipe body, a rotary sealing element is sleeved at the joint of the hollow rotating shaft and the medicament outlet pipe body, and the bottom of the hollow rotating shaft extends into a sewage pipeline which is horizontally arranged. The bottom end of the hollow rotating shaft communicates with the inner cavity of the sewage pipeline; a vertically arranged medicine feeding screw rod is mounted in the hollow rotating shaft; the upper part of a main body of the hollow rotating shaft is connected with a horizontally arranged second motor through a bevel gear set; a plurality of stirring blades which are circumferentially distributed are mounted outside the bottom end of the hollow rotating shaft and are positioned in the sewage pipeline. According to the medicament feeding device for sewage treatment, the added medicament can be dissolved and diluted immediately, continuous medicament feeding treatment can be realized in sewage circulation, and the sewage treatment efficiency is remarkably improved.

Description

Technical Field

[0001] The utility model relates to a medicine feeding device for sewage treatment, belonging to the technical field of sewage treatment. Background Art

[0002] Sewage treatment refers to the process of purifying sewage to meet the water quality requirements for discharge into a water body or reuse. In order to remove impurities in the sewage during the sewage treatment process, powdered agents need to be added to the sewage to treat the sewage.

[0003] CN201921257416.6 discloses a sewage treatment agent delivery device, including a sewage tank, a water inlet mechanism fixedly connected to one side of the upper end of the sewage tank, a delivery mechanism fixedly connected to the upper end of the sewage tank at an angle relative to the water inlet mechanism, and a stirring mechanism fixedly connected to the middle of the upper end of the sewage tank and located between the water inlet mechanism and the delivery mechanism. The agent is added through the delivery mechanism and delivered into the sewage tank, and then the stirring mechanism fully stirs the agent and sewage, so that the agent is diluted before being discharged.

[0004] In the above device, the reagent adding position is at a certain distance from the stirring position, and the added reagent cannot be dissolved and diluted immediately; the reagent addition is a non-continuous operation, and the operation process requires interrupting the water inlet and drainage mechanisms and operating in batches, which affects the normal circulation of sewage and sewage treatment efficiency.

[0005] In summary, the prior art obviously has inconveniences and defects in practical use, so it is necessary to improve it. Utility Model Content

[0006] The utility model aims at the deficiencies in the background technology and provides a drug delivery device for sewage treatment, which can dissolve and dilute the added drug instantly, realize continuous drug delivery treatment in sewage circulation, and significantly improve sewage treatment efficiency.

[0007] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0008] A medicine delivery device for sewage treatment, comprising a medicine storage barrel, a medicine outlet pipe body is fixedly connected to the bottom of the medicine storage barrel, a hollow rotating shaft is arranged at the lower end of the medicine outlet pipe body, a rotating seal is sleeved at the connection between the hollow rotating shaft and the medicine outlet pipe body, the bottom of the hollow rotating shaft extends into a horizontally arranged sewage pipe, and the bottom end of the hollow rotating shaft is connected to the inner cavity of the sewage pipe;

[0009] A vertically arranged medicine feeding screw is installed inside the hollow rotating shaft, and the upper part of the main body of the hollow rotating shaft is connected to the horizontally arranged second motor through a bevel gear set; a plurality of circumferentially distributed stirring blades are installed outside the bottom end of the hollow rotating shaft, and the stirring blades are located in the sewage pipe.

[0010] Furthermore, the inner diameter of the hollow rotating shaft is the same as that of the medicine outlet tube body, and the hollow rotating shaft, the medicine outlet tube body and the axis of the medicine storage barrel are arranged in a colinear manner.

[0011] Furthermore, the top end of the medicine feeding screw is connected to the first motor, and the first motor is fixedly connected to the top of the medicine storage barrel.

[0012] Furthermore, the medicine storage barrel is installed inside the supporting frame, and the supporting frame is connected to the outer wall of the sewage pipe.

[0013] Furthermore, the hollow rotating shaft is inserted into the bearing seat, and the bearing seat provides rotational support for the hollow rotating shaft. The bearing seat is fixedly installed at the connection position between the supporting frame and the sewage pipe.

[0014] Furthermore, the second motor is fixedly connected to the outer wall of the sewage pipe.

[0015] Furthermore, the bevel gear set includes a driving bevel gear and a driven bevel gear that are meshed and connected, the driving bevel gear is mounted on the output shaft of the second motor, and the driven bevel gear is sleeved and fixed on the hollow rotating shaft.

[0016] Furthermore, the rotary seal comprises an upper seal and a lower seal, the upper seal is fixed to the outer side of the lower end of the medicine outlet tube body, the lower seal is sleeved on the outer side of the upper end of the hollow shaft, and the upper seal and the lower seal are connected by bolts.

[0017] Furthermore, sealing rings are installed inside the upper sealing member and the lower sealing member.

[0018] Compared with the prior art, the utility model has the following advantages after adopting the above technical solution:

[0019] Under the action of the medicine feeding screw, the medicine enters the medicine outlet pipe and the hollow shaft in turn, and the medicine is put into the sewage pipe from the bottom end of the hollow shaft; at the same time, the motor transmits power to the hollow shaft through the bevel gear set, and the hollow shaft and the stirring blades rotate at high speed along the bearing seat. During the rotation of the stirring blades, the medicine put in from the bottom end of the hollow shaft and the sewage in the sewage pipe are stirred to achieve instant dissolution; during the dosing process, the sewage circulates normally without interruption, realizing continuous dosing treatment and significantly improving the sewage treatment efficiency.

[0020] The utility model is described in detail below with reference to the accompanying drawings and embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is the installation diagram of the utility model;

[0022] Figure 2 It is a structural schematic diagram of the utility model;

[0023] Figure 3It is a schematic diagram of the internal structure of the utility model;

[0024] Figure 4 It is a schematic diagram of the connection between the medicine outlet tube body and the hollow rotating shaft.

[0025] In the figure, 1-medicine storage barrel, 2-medicine outlet pipe body, 3-hollow rotating shaft, 4-medicine feeding screw, 5-first motor, 6-support frame, 7-sewage pipe, 8-rotating seal, 801-upper seal, 802-lower seal, 803-sealing ring, 9-bearing seat, 10-mixing blade, 11-driven bevel gear, 12-driving bevel gear, 13-second motor. DETAILED DESCRIPTION

[0026] In order to have a clearer understanding of the technical features, purposes and effects of the utility model, the specific implementation methods of the utility model are now described with reference to the accompanying drawings.

[0027] like Figure 1-Figure 4 As shown together, the utility model provides a drug delivery device for sewage treatment, including a drug storage barrel 1, a drug discharge tube body 2 is fixedly connected to the bottom of the drug storage barrel 1, a hollow rotating shaft 3 is provided at the lower end of the drug discharge tube body 2, the hollow rotating shaft 3 has the same inner diameter as the drug discharge tube body 2, and the hollow rotating shaft 3 is colinearly arranged with the axis of the drug discharge tube body 2 and the drug storage barrel 1.

[0028] The bottom of the hollow rotating shaft 3 extends into a horizontally arranged sewage pipe 7 , and the bottom end of the hollow rotating shaft 3 is connected to the inner cavity of the sewage pipe 7 .

[0029] A vertically arranged medicine feeding screw 4 is installed inside the hollow rotating shaft 3, and the top end of the medicine feeding screw 4 is connected to the first motor 5, and the first motor 5 is fixedly connected to the top of the medicine storage barrel 1. The first motor 5 drives the medicine feeding screw 4 to rotate, and accurately measures and delivers the medicine in the medicine storage barrel 1 to the sewage pipe 7, and the metering control is realized by the rotation speed of the medicine feeding screw 4.

[0030] The medicine storage barrel 1 is installed inside the supporting frame 6, and the supporting frame 6 is connected to the outer wall of the sewage pipe 7.

[0031] The hollow rotating shaft 3 is inserted into the bearing seat 9 , and the bearing seat 9 rotatably supports the hollow rotating shaft 3 . The bearing seat 9 is fixedly installed at the connection position between the supporting frame 6 and the sewage pipe 7 .

[0032] The upper part of the main body of the hollow rotating shaft 3 is connected to a horizontally arranged second motor 13 through a bevel gear set. The second motor 13 is fixed to the outer wall of the sewage pipe 7. The second motor 13 drives the hollow rotating shaft 3 to rotate along the bearing seat 9 through the bevel gear set.

[0033] The bevel gear set comprises a meshingly connected driving bevel gear 12 and a driven bevel gear 11 . The driving bevel gear 12 is mounted on the output shaft of the second motor 13 , and the driven bevel gear 11 is sleeved and fixed on the hollow rotating shaft 3 .

[0034] A plurality of stirring blades 10 distributed in a circumference are installed outside the bottom end of the hollow rotating shaft 3 . The stirring blades 10 are located in the sewage pipe 7 . The stirring blades 10 rotate at a high speed along with the hollow rotating shaft 3 .

[0035] A rotary seal 8 is sleeved at the connection between the hollow rotating shaft 3 and the medicine discharging tube body 2, and the rotary seal 8 realizes rotational sealing of the connection gap.

[0036] The rotating seal 8 includes an upper seal 801 and a lower seal 802. The upper seal 801 is fixed to the outer side of the lower end of the medicine outlet tube 2, and the lower seal 802 is sleeved on the outer side of the upper end of the hollow rotating shaft 3. The upper seal 801 and the lower seal 802 are connected by bolts. Sealing rings 803 are installed inside the upper seal 801 and the lower seal 802, and the sealing ring 803 is sleeved on the periphery of the connection gap.

[0037] The specific working principle of this utility model:

[0038] The first motor 5 drives the medicine feeding screw 4 to rotate, and the medicine in the medicine storage barrel 1 enters the medicine outlet tube body 2 and the hollow shaft 3 in turn, and the medicine is thrown into the sewage pipe 7 from the bottom end of the hollow shaft 3; at the same time, the second motor 13 transmits power to the hollow shaft 3 through the bevel gear set, and the hollow shaft 3 and the stirring blade 10 rotate at high speed along the bearing seat 9. During the rotation of the stirring blade 10, the medicine thrown in from the bottom end of the hollow shaft 3 and the sewage in the sewage pipe 7 are stirred to achieve instant dissolution.

[0039] The above is an example of the best implementation of the utility model, and the parts not described in detail are common knowledge of ordinary technicians in this field. The protection scope of the utility model is based on the content of the claims, and any equivalent transformation based on the technical inspiration of the utility model is also within the protection scope of the utility model.

Claims

1. A drug delivery device for sewage treatment, characterized in that: The invention comprises a medicine storage barrel (1), wherein a medicine outlet pipe body (2) is fixedly connected to the bottom of the medicine storage barrel (1), a hollow rotating shaft (3) is provided at the lower end of the medicine outlet pipe body (2), a rotating seal (8) is sleeved at the connection between the hollow rotating shaft (3) and the medicine outlet pipe body (2), the bottom of the hollow rotating shaft (3) extends into a horizontally arranged sewage pipe (7), and the bottom end of the hollow rotating shaft (3) is connected to the inner cavity of the sewage pipe (7); A medicine feeding screw (4) is installed vertically inside the hollow rotating shaft (3), and the upper part of the main body of the hollow rotating shaft (3) is connected to a horizontally arranged second motor (13) via a bevel gear set; a plurality of circumferentially distributed stirring blades (10) are installed outside the bottom end of the hollow rotating shaft (3), and the stirring blades (10) are located in the sewage pipe (7).

2. A drug delivery device for sewage treatment according to claim 1, characterized in that: The hollow rotating shaft (3) has the same inner diameter as the medicine outlet tube body (2), and the axes of the hollow rotating shaft (3), the medicine outlet tube body (2) and the medicine storage barrel (1) are arranged in a colinear manner.

3. The drug delivery device for sewage treatment according to claim 1, characterized in that: The top end of the medicine feeding screw (4) is connected to the first motor (5), and the first motor (5) is fixedly connected to the top of the medicine storage barrel (1).

4. The device for dispensing a medicament for sewage treatment according to claim 1, characterized in that: The medicine storage barrel (1) is installed inside the support frame (6), and the support frame (6) is connected to the outer wall of the sewage pipe (7).

5. A drug delivery device for sewage treatment according to claim 4, characterized in that: The hollow rotating shaft (3) is inserted into the bearing seat (9), the bearing seat (9) rotatably supports the hollow rotating shaft (3), and the bearing seat (9) is fixedly mounted at the connection position between the support frame (6) and the sewage pipe (7).

6. A drug delivery device for sewage treatment according to claim 5, characterized in that: The second motor (13) is fixedly connected to the outer wall of the sewage pipe (7).

7. The drug delivery device for sewage treatment according to claim 1, characterized in that: The bevel gear set comprises a meshingly connected driving bevel gear (12) and a driven bevel gear (11); the driving bevel gear (12) is mounted on the output shaft of the second motor (13), and the driven bevel gear (11) is sleeved and fixed on the hollow rotating shaft (3).

8. The drug delivery device for sewage treatment according to claim 1, characterized in that: The rotary seal (8) comprises an upper seal (801) and a lower seal (802); the upper seal (801) is fixedly connected to the outer side of the lower end of the medicine outlet tube (2); the lower seal (802) is sleeved on the outer side of the upper end of the hollow rotating shaft (3); and the upper seal (801) and the lower seal (802) are connected by bolts.

9. A drug delivery device for sewage treatment according to claim 8, characterized in that: Sealing rings (803) are installed inside the upper sealing member (801) and the lower sealing member (802).

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