Preposed automatic oil removal device for heat pump

Abstract

An automatic oil removal device for a front heat pump belongs to the technical field of sewage treatment and comprises a waste liquid barrel, an oil removal liquid storage tank, heat pump equipment and an oil storage barrel, the waste liquid barrel is connected with the oil removal liquid storage tank through first pump adding pipeline equipment, and the oil removal liquid storage tank is connected with the oil storage barrel through second pump adding pipeline equipment. And the oil removal liquid storage tank is connected with heat pump equipment through a pipeline. The stock solution passing through the automatic oil removal device can directly enter the heat pump equipment without manual oil removal, so that the labor cost is reduced, the working efficiency is improved, and the condition that the efficiency of the heat pump equipment is reduced due to excessive oil in the stock solution is avoided. The utility model has the advantages of intelligent control, energy conservation, environmental protection, simple maintenance, time and labor saving, economy and sanitation, the automatic control part of the equipment is provided with an intelligent / manual two-way system, the system can be operated in any time period within 24 hours, the operation is humanized, meanwhile, the electric control box can be provided with a remote interface, a client can conveniently access a central control room to realize remote operation, and meanwhile, the unattended operation can be realized.

Description

TECHNICAL FIELD

[0001] The utility model belongs to sewage treatment technical field relates to an automatic oil removal device for heat pump preposition. BACKGROUND

[0002] The heat pump is the equipment that evaporates and separates distilled water to the sewage containing impurities through low temperature vacuum heating, when the traditional heat pump is used, the original liquid directly enters the evaporator, and some original liquid contains high oil content, and the heat pump equipment cannot handle.

[0003] CN209411852U discloses a chemical oil removal tank for electroplating production line, which has simple structure and single function, and is only a device for removing oil stains on the surface of workpieces, instead of a device for removing oil from oil-containing liquid. SUMMARY

[0004] In order to solve the defects existing in the prior art, the utility model aims at providing an automatic oil removal device for heat pump preposition, which comprises a waste liquid barrel, an oil removal liquid storage tank, a heat pump device and an oil storage barrel.

[0005] Further, the first pump pipeline equipment comprises a pipeline, an electromagnetic valve a, a manual ball valve a and a liquid inlet pneumatic diaphragm pump, the electromagnetic valve a, the manual ball valve a and the liquid inlet pneumatic diaphragm pump are arranged above the oil removal liquid storage tank.

[0006] Further, the second pump pipeline equipment comprises a pipeline, an electromagnetic valve b and an oil discharge pneumatic diaphragm pump, the electromagnetic valve b and the oil discharge pneumatic diaphragm pump are arranged above the oil removal liquid storage tank.

[0007] Further, the oil removal liquid storage tank is internally provided with an upper limit float ball switch a, a middle limit float ball switch and a lower limit float ball switch, and the oil removal liquid storage tank is provided with a liquid level sensor on the side.

[0008] Further, the liquid level sensor is arranged below the lower limit float ball switch.

[0009] Further, the pipeline inlet of the second pump pipeline equipment is arranged between the lower limit float ball switch and the liquid level sensor.

[0010] Further, the pipeline, connecting the oil removal liquid storage tank and the heat pump device, is provided with an outlet manual ball valve b.

[0011] Further, the oil storage barrel is internally provided with an upper limit float ball switch b.

[0012] The utility model has the advantages of:

[0013] 1. The automatic oil removal device of the utility model can directly enter the heat pump equipment, and artificial oil removal is not needed, so that labor cost is reduced, work efficiency is improved, and the efficiency of the heat pump equipment is not reduced due to excessive oil in the raw liquid;

[0014] 2. The utility model discloses can realize full -automatic oil removal, and the water is stable, and the oil removal efficiency is greater than 95%;

[0015] 3. The utility model discloses intelligent control, energy -conserving environmental protection, simple maintenance, time -saving and labor -saving, economic, sanitary, and the equipment automatic control part is equipped with wisdom / manual two -way system, can 24 hours in any time period operation system, the humanized operation, the electric control box can take remote interface simultaneously, and the customer is convenient to access central control room and realizes remote operation, and also can realize unattended operation. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the structure schematic drawing of the automatic oil removal device of the utility model heat pump front.

[0017] The reference signs in the drawing are as follows: 1, waste liquid bucket, 2, oil removal liquid storage tank, 3, heat pump equipment, 4, oil storage bucket, 5, electromagnetic valve a, 6, manual ball valve a, 7, liquid inlet pneumatic diaphragm pump, 8, electromagnetic valve b, 9, oil discharge pneumatic diaphragm pump, 10, upper limit float switch a, 11, middle limit float switch, 12, lower limit float switch, 13, liquid level sensor, 14, manual ball valve b, 15, upper limit float switch b. DETAILED DESCRIPTION

[0018] Example 1

[0019] The following will be combined with the drawings Figure 1 Further illustrate the utility model: an automatic oil removal device for heat pump front, including waste liquid bucket 1, oil removal liquid storage tank 2, heat pump equipment 3, oil storage bucket 4, the waste liquid bucket 1 is connected with oil removal liquid storage tank 2 through first pump pipe equipment, and oil removal liquid storage tank 2 is connected with oil storage bucket 4 through second pump pipe equipment, and oil removal liquid storage tank 2 is connected with heat pump equipment 3 through pipeline.

[0020] Among them, the first pump pipe equipment includes pipeline, electromagnetic valve a 5, manual ball valve a 6 and liquid inlet pneumatic diaphragm pump 7, and electromagnetic valve a 5, manual ball valve a 6, liquid inlet pneumatic diaphragm pump 7 are arranged above oil removal liquid storage tank 2.

[0021] Among them, the second pump pipe equipment includes pipeline, electromagnetic valve b 8 and oil discharge pneumatic diaphragm pump 9, and electromagnetic valve b 8 and oil discharge pneumatic diaphragm pump 9 are arranged above oil removal liquid storage tank 2.

[0022] Among them, the oil removal liquid storage tank 2 is internally provided with upper limit float switch a 10, middle limit float switch 11 and lower limit float switch 12, and the side of the oil removal liquid storage tank 2 is provided with liquid level sensor 13.

[0023] The liquid level sensor 13 is arranged below the lower limit float ball switch 12.

[0024] The pipeline inlet of the second pump pipeline device is arranged between the lower limit float ball switch 12 and the liquid level sensor 13.

[0025] The outlet manual ball valve b14 is arranged on the pipeline connecting the oil storage tank 4 and the heat pump device 3.

[0026] The upper limit float ball switch b15 is arranged in the oil storage tank 4.

[0027] Embodiment 2

[0028] The heat pump preposition automatic oil removal device comprises a waste liquid tank 1, an oil removal storage tank 2, a heat pump 3 and an oil storage tank 4.

[0029] The working process of the utility model is as follows:

[0030] When the manual ball valve 6 is opened, the waste liquid is transported into the oil removal storage tank 2 by the liquid inlet pneumatic diaphragm pump 7, when the waste liquid height reaches the float ball switch 10, the electromagnetic valve a5 is actuated to close the air source, and the liquid inlet pneumatic diaphragm pump 7 stops working, when the liquid in the oil removal storage tank 2 is higher than the float ball switch 11 and the float ball switch 12, the side liquid level sensor 13 is not triggered, which indicates that the oil layer in the waste liquid has exceeded the liquid level sensor 13, at this time, an output signal is given to drive the electromagnetic valve b8, and the oil discharge pneumatic diaphragm pump 9 is started, when the float ball switch 11 and the float ball switch 12 are not triggered, the electromagnetic valve b8 is powered off, and the oil discharge pneumatic diaphragm pump 9 stops working, when the float ball switch 15 is triggered, the electromagnetic valve b8 is powered off, and the oil discharge pneumatic diaphragm pump 9 also stops working, and the liquid processed through the above process enters the heat pump device through the manual ball valve 14 below the oil removal storage tank 2.

[0031] The above is only the preferred embodiment of the utility model, and it should be pointed out that, for ordinary skilled persons in the technical field, without departing from the technical principle of the utility model, a plurality of improvements and modifications can be made, and these improvements and modifications should be regarded as the protection range of the utility model.

Claims

1. An automatic oil removal device for a heat pump preposition, characterized by, Including waste liquid barrel (1), oil removal liquid storage tank (2), heat pump equipment (3), oil storage barrel (4), the waste liquid barrel (1) is connected with oil removal liquid storage tank (2) by first pump pipeline equipment, oil removal liquid storage tank (2) is connected with oil storage barrel (4) by second pump pipeline equipment, oil removal liquid storage tank (2) is connected with heat pump equipment (3) by pipeline; The first pump pipeline equipment includes pipeline, electromagnetic valve a (5), manual ball valve a (6) and liquid inlet pneumatic diaphragm pump (7), electromagnetic valve a (5), manual ball valve a (6), liquid inlet pneumatic diaphragm pump (7) are arranged above oil removal liquid storage tank (2); The second pump pipeline equipment includes pipeline, electromagnetic valve b (8) and oil discharge pneumatic diaphragm pump (9), electromagnetic valve b (8) and oil discharge pneumatic diaphragm pump (9) are arranged above oil removal liquid storage tank (2); The oil removal liquid storage tank (2) is internally provided with upper limit float ball switch a (10), middle limit float ball switch (11) and lower limit float ball switch (12), and the oil removal liquid storage tank (2) is provided with liquid level sensor (13) on the side.

2. The automatic oil removal device for heat pump preposition according to claim 1, characterized in that, The liquid level sensor (13) is arranged below the lower limit float ball switch (12).

3. The automatic oil removal device for heat pump preposition according to claim 2, characterized in that, The pipeline inlet of the second pump pipeline equipment is arranged between the lower limit float ball switch (12) and the liquid level sensor (13).

4. The automatic oil removal device for heat pump preposition according to claim 3, characterized in that, The pipeline, connected with the heat pump equipment (3), of the oil removal liquid storage tank (2) is provided with liquid outlet manual ball valve b (14).

5. The automatic oil removal device for heat pump preposition according to claim 4, characterized in that, The oil storage barrel (4) is internally provided with upper limit float ball switch b (15).

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