CN215982764U - Energy-saving low-resistance heat exchange unit - Google Patents

Energy-saving low-resistance heat exchange unit Download PDF

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Publication number
CN215982764U
CN215982764U CN202121456179.3U CN202121456179U CN215982764U CN 215982764 U CN215982764 U CN 215982764U CN 202121456179 U CN202121456179 U CN 202121456179U CN 215982764 U CN215982764 U CN 215982764U
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China
Prior art keywords
pipeline
circulating
heat exchanger
ball valve
water pump
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Active
Application number
CN202121456179.3U
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Chinese (zh)
Inventor
王仁涛
韩雪
王强
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Dalian Hongding Thermal Energy Technology Co ltd
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Dalian Hongding Thermal Energy Technology Co ltd
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Priority to CN202121456179.3U priority Critical patent/CN215982764U/en
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Abstract

The utility model belongs to the technical field of heat exchange units and discloses an energy-saving low-resistance heat exchange unit. Comprises a plate heat exchanger, a secondary network water supply pipeline, a secondary network water return pipeline and a ball valve; the upper end of the plate heat exchanger is connected with a secondary network water supply pipeline; the lower end of the plate heat exchanger is connected with a secondary network water return pipeline; a circulating pipeline group and a spiral degassing dirt separator are sequentially arranged on the secondary network water return pipeline; the circulating pipeline group comprises two circulating pipelines which are connected in parallel, and each circulating pipeline is sequentially connected with a ball valve, a circulating water pump and a ball valve; the inlet end of the plate heat exchanger is connected with the outlet end of a circulating water pump, and the inlet end of the circulating water pump is connected with a spiral degassing dirt separator; in the operation process of the unit, the system realizes low resistance and low lift, keeps low blockage operation, reduces later maintenance materials and labor cost, saves electric energy consumption, maintains high-efficiency work of the water pump, and saves operation cost.

Description

Energy-saving low-resistance heat exchange unit
Technical Field
The utility model belongs to the technical field of heat exchange units, and relates to an energy-saving low-resistance heat exchange unit.
Background
The pressure loss of the existing heat exchanger unit is mainly plate heat exchanger, check valve of circulating water pump, Y-shaped filter, valve, etc., the resistance loss of the whole unit is about 10 m, resulting in higher lift of the circulating water pump and larger power consumption.
The prior art has the following defects:
(1) the high-lift water pump motor has high power and high running cost;
(2) the filter screen of the Y-shaped filter is small, the resistance is large, and the filter screen is easy to block;
(3) the shutoff valve adopts a butterfly valve, so that the resistance is large, the water quality is poor, the valve is not closed tightly, and the maintenance is inconvenient.
(4) The resistance of the check valve of the circulating water pump is large, and the water pump always maintains high energy consumption work.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the background art and provide an energy-saving low-resistance heat exchange unit.
The technical scheme adopted by the utility model for solving the technical problems is as follows: an energy-saving low-resistance heat exchange unit comprises a plate heat exchanger, a secondary network water supply pipeline, a secondary network water return pipeline and a ball valve; the upper end of the plate heat exchanger is connected with a secondary network water supply pipeline; the lower end of the plate heat exchanger is connected with a secondary network water return pipeline; a circulating pipeline group and a spiral degassing dirt separator are sequentially arranged on the secondary network water return pipeline; the circulating pipeline group comprises two circulating pipelines which are connected in parallel, and each circulating pipeline is sequentially connected with a ball valve, a circulating water pump and a ball valve; the inlet end of the plate heat exchanger is connected with the outlet end of a circulating water pump, and the inlet end of the circulating water pump is connected with a spiral degassing dirt separator;
the outlet end of the secondary water supply pipeline is provided with a ball valve; and a ball valve is arranged at the inlet end of the secondary water return pipeline.
Further, the ball valve is a shutoff valve ball valve;
further, the model selection resistance of the plate heat exchanger is 3 meters;
further, a drain valve is arranged at the bottom of the spiral degassing dirt separator;
further, the plate heat exchanger is connected with the outlet end of the circulating water pump through a pipeline and a ball valve; the inlet end of the circulating water pump is connected with the spiral degassing dirt separator through a pipeline and a ball valve.
The utility model mainly solves the problems that:
(1) the pump lift of the water pump is reduced, and energy and power consumption are saved;
(2) the decontamination mode of the decontamination device is changed, and the unit blockage is reduced;
(3) the shutoff valve adopts a ball valve, so that the resistance is reduced, and the system is safe and stable in operation;
(4) and a check valve of a circulating water pump is omitted, so that the system resistance is small.
Compared with the prior art, the utility model has the beneficial effects that:
an energy-saving low-resistance heat exchanger unit has the following advantages by distinguishing the prior art:
(1) the system resistance is reduced, the lift of a circulating water pump is reduced, and the electric energy is saved.
(2) When the interior of the unit breaks down, the ball valve can completely isolate external media, the maintenance efficiency is high, and the waste of water resources is reduced.
(3) The blocking condition of the unit is reduced, the system resistance is maintained, the high-efficiency work of the circulating water pump is guaranteed, and the running cost is saved.
Drawings
The utility model is further illustrated with reference to the following figures and examples:
FIG. 1 is a schematic diagram of an energy-saving low-resistance heat exchanger unit of the utility model.
In the figure, 1, a plate heat exchanger, 2, a circulating water pump, 3, a spiral degassing dirt separator, 4, a check valve, 5, a ball valve, 6, a blow-off valve, 7, a secondary water supply pipeline and 8, a secondary water return pipeline are arranged.
Detailed Description
The utility model is further described below with reference to the drawings attached to the specification, but the utility model is not limited to the following examples.
Example 1
An energy-saving low-resistance heat exchanger set is shown in figure 1, wherein the heat exchanger set does not comprise a check valve, and the illustration is to show the arrangement position of the check valve in the prior art. Comprises a plate heat exchanger 1, a secondary water supply pipeline 7, a secondary water return pipeline 8 and a ball valve 5; the upper end of the plate heat exchanger 1 is connected with a secondary water supply pipeline 7; the lower end of the plate heat exchanger 1 is connected with a secondary water return pipeline 8; the secondary water return pipeline 8 is sequentially provided with a circulating pipeline group and a spiral degassing dirt separator 3; the circulating pipeline group comprises two circulating pipelines which are connected in parallel, and each circulating pipeline is sequentially connected with a ball valve 5, a circulating water pump 2 and a ball valve 5; the inlet end of the plate heat exchanger 1 is connected with the outlet end of a circulating water pump 2, and the inlet end of the circulating water pump 2 is connected with a spiral degassing dirt separator 3;
the outlet end of the secondary water supply pipeline 7 is provided with a ball valve 5; and a ball valve 5 is arranged at the inlet end of the secondary water return pipeline 8.
Further, the ball valve 5 is a shut-off valve ball valve 5;
further, the model selection resistance of the plate heat exchanger 1 is 3 meters;
further, a drain valve 6 is arranged at the bottom of the spiral degassing dirt separator 3;
further, the plate heat exchanger 1 is connected with the outlet end of the circulating water pump 2 through a pipeline and a ball valve 5; the inlet end of the circulating water pump 2 is connected with a spiral degassing dirt separator 3 through a pipeline and a ball valve 5.
The specific installation and setting steps of the energy-saving low-resistance heat exchange unit are as follows:
1. the model selection resistance of the plate heat exchanger 1 is 3 m, and the plate heat exchanger 1 is connected with a secondary water supply pipeline 7;
2, a secondary water supply pipeline 7 is connected with the ball valve 5;
3. the plate heat exchanger 1 is connected with the ball valve 5 through a secondary water return pipeline 8;
4. the original check valve 4 is not arranged;
5. the circulating water pump 2 is connected with the ball valve 5 spiral degassing dirt separator 3 through a secondary water return pipeline 8;
6. the spiral degassing dirt separator 3 is connected with the ball valve 5 through a secondary water return pipeline 8;
7. dirt in the spiral degassing dirt separator 3 is discharged out of the unit at any time through the drain valve 6.
Although the utility model has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the utility model. Accordingly, such modifications and improvements are intended to be within the scope of the utility model as claimed.

Claims (4)

1. An energy-saving low-resistance heat exchange unit is characterized by comprising a plate heat exchanger (1), a secondary water supply pipeline (7), a secondary water return pipeline (8) and a ball valve (5); the upper end of the plate heat exchanger (1) is connected with a secondary water supply pipeline (7); the lower end of the plate heat exchanger (1) is connected with a secondary water return pipeline (8); the secondary water return pipeline (8) is sequentially provided with a circulating pipeline group and a spiral degassing dirt separator (3); the circulating pipeline group comprises two parallel circulating pipelines, and each circulating pipeline is sequentially connected with a ball valve (5), a circulating water pump (2) and a ball valve (5); the inlet end of the plate heat exchanger (1) is connected with the outlet end of a circulating water pump (2), and the inlet end of the circulating water pump (2) is connected with a spiral degassing dirt separator (3); the outlet end of the secondary water supply pipeline (7) is provided with a ball valve (5); and a ball valve (5) is arranged at the inlet end of the secondary water return pipeline (8).
2. An energy-saving low-resistance heat exchanger unit as claimed in claim 1, wherein the ball valve (5) is a shutoff valve ball valve (5).
3. An energy-saving low-resistance heat exchanger unit as claimed in claim 2, wherein the bottom of the spiral degassing dirt separator (3) is provided with a blowoff valve (6).
4. An energy-saving low-resistance heat exchanger unit as claimed in claim 3, wherein the plate heat exchanger (1) is connected with the outlet end of the circulating water pump (2) through a pipeline and a ball valve (5); the inlet end of the circulating water pump (2) is connected with the spiral degassing dirt separator (3) through a pipeline and a ball valve (5).
CN202121456179.3U 2021-06-29 2021-06-29 Energy-saving low-resistance heat exchange unit Active CN215982764U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121456179.3U CN215982764U (en) 2021-06-29 2021-06-29 Energy-saving low-resistance heat exchange unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121456179.3U CN215982764U (en) 2021-06-29 2021-06-29 Energy-saving low-resistance heat exchange unit

Publications (1)

Publication Number Publication Date
CN215982764U true CN215982764U (en) 2022-03-08

Family

ID=80517424

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121456179.3U Active CN215982764U (en) 2021-06-29 2021-06-29 Energy-saving low-resistance heat exchange unit

Country Status (1)

Country Link
CN (1) CN215982764U (en)

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