CN211563814U

CN211563814U - Medicine adding system

Info

Publication number: CN211563814U
Application number: CN201922011084.XU
Authority: CN
Inventors: 刘洪晓; 蒋平; 张汉纪; 陈新勇; 丁雷; 于金学; 戴玉; 臧翔游; 王利伟
Original assignee: XIADIAN GOLD MINE OF ZHAOJIN MINING INDUSTRY CO LTD
Current assignee: XIADIAN GOLD MINE OF ZHAOJIN MINING INDUSTRY CO LTD
Priority date: 2019-11-20
Filing date: 2019-11-20
Publication date: 2020-09-25
Anticipated expiration: 2029-11-20

Abstract

The utility model discloses a dosing system, which belongs to the field of dosing systems and comprises a dosing pipe, wherein one side of the dosing pipe is provided with a return pipe, the return pipe is provided with a second stop valve, one side of the second stop valve is provided with a safety valve, the safety valve is arranged on the return pipe, the dosing pipe is provided with a first stop valve, one side of the first stop valve is provided with a metering pump, one side of the metering pump, which is far away from the first stop valve, is provided with a third stop valve, one side of the third stop valve is provided with a dosing pipe, the dosing pipe is arranged on the dosing pipe, and one side of the dosing pipe is provided with a pulsation damper; this medicine system does benefit to the pipeline through setting up back pressure valve and relief valve and uses, increases necessary filtering measure, reduces medicament impurity, medicament crystallization scheduling problem, and at the long-time in-process of using of system, the situation of impurity deposit in the pipeline is reduced, reduces the pipeline and blocks up, guarantees that the technology is stable.

Description

Medicine adding system

Technical Field

The utility model belongs to the technical field of the charge system, concretely relates to charge system.

Background

The in-process that the ore dressing plant washed the mineral need use the medicine system, and the medicine system divide into two sets of medicine systems usually, but there are a lot of drawbacks in two sets of medicine systems: firstly, the flow is changed and needs to be calibrated frequently, so that the process stability is influenced; secondly, the dosing facilities are often damaged, and the replacement cost is too high.

The problem that the pipeline is silted up can not be well solved at the in-process that uses to current medicine system, and the maintenance cost is high, and simultaneously, at the in-process of daily operation, system work efficiency is not high, and the maintenance speed is slower when the problem appears.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a medicine system 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 dosing system, which comprises a dosing pipe, wherein a return pipe is arranged at one side of the dosing pipe, a second stop valve is arranged on the return pipe, a safety valve is arranged on one side of the second stop valve, the safety valve is arranged on the return pipe, a first stop valve is arranged on the medicine inlet pipe, a metering pump is arranged on one side of the first stop valve, a third stop valve is arranged on one side of the metering pump away from the first stop valve, a medicine outlet pipe is arranged on one side of the third stop valve and is arranged on the medicine inlet pipe, a pulsation damper is arranged on one side of the medicine inlet pipe, a diaphragm pressure gauge is arranged on the medicine inlet pipe, a back pressure valve is arranged at one side of the diaphragm pressure gauge, the outside of advancing the pencil is provided with first control and hangs the case, one side that the case was hung in first control is provided with the frequency conversion cabinet, one side of frequency conversion cabinet is provided with the second control and hangs the case.

By adopting the scheme, the liquid medicine to be filled is introduced from the medicine inlet pipe, the pressure relief pipeline is opened when the liquid medicine pressure reaches the preset pressure through the arranged safety valve, the metering pump is protected, the pressure fluctuation of the pipeline is eliminated through the pulsation damper, and the effect of stabilizing the flow is achieved.

In a preferred embodiment, the return pipe is connected with the medicine inlet pipe through a tee joint.

By adopting the scheme, the pipeline connection is convenient to carry out.

In a preferred embodiment, a rubber sleeve is sleeved on the valve rod of the first stop valve.

By adopting the scheme, the rubber sleeve plays a role in protection.

In a preferred embodiment, the mounting position of the metering pump on the medicine inlet pipe is located at a position between two ends of the return pipe.

By adopting the scheme, the metering pump is convenient to protect and is prevented from being damaged.

In a preferred embodiment, the medicine outlet pipe is connected with the medicine inlet pipe through a three-way pipe.

By adopting the scheme, the pipeline connection is convenient to carry out.

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

the dosing system is beneficial to pipeline use by arranging the backpressure valve and the safety valve, necessary filtering measures are added, the problems of medicament impurities, medicament crystallization and the like are reduced, the condition that the impurities are deposited in the pipeline is reduced in the long-time use process of the system, the pipeline blockage is reduced, and the process stability is ensured;

this medicine system hangs the case and comes convenient to use through setting up first control, through fusing two original systems, convenient unified management, and medicine system increases redundant function, can realize mutual remote control between two control string cases, has increased medicine system's fault-tolerant rate and stability.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a circuit block diagram of the present invention.

In the figure: 1. a first shut-off valve; 2. a second stop valve; 3. a return pipe; 4. a safety valve; 5. a medicine outlet pipe; 6. a back pressure valve; 7. a diaphragm pressure gauge; 8. a pulsation damper; 9. a third stop valve; 10. a first control hanging box; 11. a frequency conversion cabinet; 12. a second control hanging box; 13. a metering pump; 14. a medicine inlet pipe.

Detailed Description

The present invention will be further described with reference to the following examples.

The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. The condition in the embodiment can be further adjusted according to concrete condition the utility model discloses a it is right under the design prerequisite the utility model discloses a simple improvement of method all belongs to the utility model discloses the scope of claiming.

The utility model provides a dosing system, please refer to fig. 1-2, which comprises a drug inlet pipe 14, a return pipe 3 is arranged on one side of the drug inlet pipe 14, a second stop valve 2 is arranged on the return pipe 3, a safety valve 4 is arranged on one side of the second stop valve 2, the safety valve 4 is arranged on the return pipe 3, a first stop valve 1 is arranged on the drug inlet pipe 14, a metering pump 13 is arranged on one side of the first stop valve 1, a third stop valve 9 is arranged on one side of the metering pump 13 away from the first stop valve 1, a drug outlet pipe 5 is arranged on one side of the third stop valve 9, the drug outlet pipe 5 is arranged on the drug inlet pipe 14, a pulsation damper 8 is arranged on one side of the drug inlet pipe 14, a diaphragm pressure gauge 7 is arranged on the drug inlet pipe 14, a back pressure valve 6 is arranged on one side of the diaphragm pressure gauge 7, a first control hanging box 10 is arranged on the outer side of the drug inlet pipe 14, a frequency, and a second control hanging box 12 is arranged on one side of the frequency conversion cabinet 11.

Specifically, the return pipe 3 is connected with the medicine inlet pipe 14 through a three-way joint (see fig. 1); the return pipe 3 is installed through a three-way pipe.

Specifically, a valve rod of the first stop valve 1 is sleeved with a rubber sleeve (see fig. 1); the valve rod can be protected by the arranged rubber sleeve.

Specifically, the installation position of the metering pump 13 on the medicine inlet pipe 14 is positioned between two ends of the return pipe 3 (see fig. 1); the metering pump 13 can be protected by the return pipe 3, and the metering pump 13 is prevented from being damaged.

Specifically, the medicine outlet pipe 5 is connected with the medicine inlet pipe 14 through a three-way pipe (see fig. 1); the pipeline is convenient to connect and fix.

When the medicine adding device is used, liquid medicine for filling is guided in from the medicine inlet pipe 14, the pressure relief pipeline is opened when the liquid medicine pressure reaches preset pressure through the arranged safety valve 4, the metering pump 13 is protected, pipeline pressure fluctuation is eliminated through the pulsation damper 8, the effect of stabilizing flow is achieved, constant backpressure is generated through the backpressure valve 6, suck-back is prevented, the redundant function of the medicine adding system can be increased through a redundant system formed by the first control hanging box 10 and the second control hanging box 12 in the using process, mutual remote control can be achieved between two series of control cabinets, and the fault tolerance rate and the stability of the medicine adding system are increased.

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 drug dosing system comprising a drug inlet tube (14), characterized in that: a return pipe (3) is arranged on one side of the medicine inlet pipe (14), a second stop valve (2) is installed on the return pipe (3), a safety valve (4) is arranged on one side of the second stop valve (2), the safety valve (4) is installed on the return pipe (3), a first stop valve (1) is arranged on the medicine inlet pipe (14), a metering pump (13) is arranged on one side of the first stop valve (1), a third stop valve (9) is arranged on one side, away from the first stop valve (1), of the metering pump (13), a medicine outlet pipe (5) is arranged on one side of the third stop valve (9), the medicine outlet pipe (5) is installed on the medicine inlet pipe (14), a pulsation damper (8) is arranged on one side of the medicine inlet pipe (14), a diaphragm pressure gauge (7) is installed on the medicine inlet pipe (14), and a back pressure valve (6) is arranged on one side of the diaphragm pressure gauge (7), the outer side of the medicine inlet pipe (14) is provided with a first control hanging box (10), one side of the first control hanging box (10) is provided with a frequency conversion cabinet (11), and one side of the frequency conversion cabinet (11) is provided with a second control hanging box (12).

2. The medicated system of claim 1, wherein: the return pipe (3) is connected with the medicine inlet pipe (14) through a three-way joint.

3. The medicated system of claim 1, wherein: and a valve rod of the first stop valve (1) is sleeved with a rubber sleeve.

4. The medicated system of claim 2, wherein: the installation position of the metering pump (13) on the medicine inlet pipe (14) is positioned between the two ends of the return pipe (3).

5. The medicated system of claim 4, wherein: the medicine outlet pipe (5) is connected with the medicine inlet pipe (14) through a three-way pipe.