CN211953827U

CN211953827U - Waste heat recovery system for small-sized rubber tube cooling device

Info

Publication number: CN211953827U
Application number: CN202020374358.1U
Authority: CN
Inventors: 张凯
Original assignee: Sichuan Vocational and Technical College
Current assignee: Sichuan Vocational and Technical College
Priority date: 2020-03-23
Filing date: 2020-03-23
Publication date: 2020-11-17
Anticipated expiration: 2030-03-23

Abstract

The utility model discloses a waste heat recovery system for a small-sized rubber tube cooling device, which belongs to the technical field of environmental protection and comprises a primary cooling pool, a secondary cooling pool and a heat exchanger, wherein a rubber tube conveying channel is arranged at the middle part of the primary cooling pool and the secondary cooling pool, the primary cooling pool is connected with the heat exchanger through a pipeline I, a pipeline II is connected on the pipeline I, a pipeline III is connected between the primary cooling pool and the secondary cooling pool, a water inlet pipe I is connected on the pipeline III, the secondary cooling pool is connected with a water inlet pipe II, an ice water pipeline is also connected on the water inlet pipe II, a valve I is arranged on the pipeline II, a valve II is arranged on the pipeline III, a valve III is arranged on the water inlet pipe I, a valve IV is arranged on the water inlet pipe II, a valve V is arranged on the ice water pipeline, a valve VI is also, the problems of large water resource waste and large energy waste are solved.

Description

Waste heat recovery system for small-sized rubber tube cooling device

Technical Field

The utility model belongs to the technical field of the environmental protection, concretely relates to a waste heat recovery system for small-size rubber tube cooling device.

Background

At present, the enterprise of production large-scale pipeline, the majority is equipped with more perfect rubber tube cooling device, has certainly also considered the waste heat recovery system among the cooling device, but the production of current small-size rubber tube often only makes the pipeline through great cooling tank, utilizes the washing to cool down, but in actual production process, this kind of mode is not only difficult to quick control temperature, has still wasted the energy, has more wasted a large amount of water resources.

The state intellectual property office discloses a patent named as 'a low-temperature flue gas waste heat recovery system of a heat supply hot water boiler' in 2018, 1 month and 12 days, and provides an idea of recovering waste heat of a cooling device and realizing energy recycling.

Disclosure of Invention

An object of the utility model is to provide a waste heat recovery system for small-size rubber tube cooling device has not only solved the problem of extravagant a large amount of water resources, can also reuse the heat energy of retrieving, resources are saved, reduction in production cost.

The purpose of the invention is realized by the following technical scheme:

a waste heat recovery system for a small-sized rubber tube cooling device comprises a primary cooling pool, a secondary cooling pool and a heat exchanger, the middle parts of the primary cooling pool and the secondary cooling pool are provided with rubber pipe conveying channels, the primary cooling pool is connected with the heat exchanger through a pipeline I, a pipeline II is connected on a pipeline I between the primary cooling pool and the heat exchanger, a pipeline III is connected between the primary cooling pool and the secondary cooling pool, the pipeline III is connected with a water inlet pipe I, the secondary cooling tank is connected with a water inlet pipe II, the water inlet pipe II is also connected with an ice water pipeline, the pipeline II is provided with a valve I, the pipeline III is provided with a valve II, the water inlet pipe I is provided with a valve III, install valve IV on the inlet tube II, install valve V on the ice water pipeline, install valve VI on the pipeline I of heat exchanger import department.

And temperature measuring instruments are arranged in the first-stage cooling pool and the second-stage cooling pool.

And liquid level meters are arranged in the primary cooling pool and the secondary cooling pool.

And a filter is arranged on the pipeline I.

And the valve I, the valve II, the valve III, the valve IV and the valve V are all electromagnetic valves.

And a hydraulic pump and a pressure gauge are further installed on the water inlet pipe I and the water inlet pipe II.

The one-level cooling pond and second grade cooling pond all are equipped with water inlet pipe and outlet pipe, water inlet pipe sets up in one-level cooling pond and second grade cooling pond lower extreme one side, and outlet pipe sets up and keeps away from water inlet pipe one side in one-level cooling pond and second grade cooling pond upper end.

The beneficial effects of this technical scheme are as follows:

one, the utility model discloses in, this a waste heat recovery system for small-size rubber tube cooling device, improve on current cooling tank basis, with a traditional big cooling tank, change into the two-stage cooling tank, again according to concrete structural design cooling water pipeline, not only reach the effect of original cooling small-size rubber tube, and practiced thrift 40% -60% water yield, the hot water that obtains can also reuse in the production technology of relevant product, the heat energy that the heat exchange obtained also is arranged in the production of small-size rubber tube, the waste of energy has effectively been reduced, satisfy the requirement of environmental protection.

Two, the utility model discloses in, all install temperature measuring instrument in one-level cooling tank and the second grade cooling tank, can monitor the temperature of the cooling water in the cooling tank, guarantee that the temperature of cooling water satisfies the production demand at the requirement within range.

Thirdly, the utility model discloses in, all install the liquid level appearance in one-level cooling tank and the second grade cooling tank, guarantee that the cooling tank normal water volume is in suitable scope, when surpassing the scope, in time to its aperture size of corresponding valve regulation, guarantee that the water level is in suitable within range.

Fourthly, the utility model discloses in, install the filter on the pipeline I, can filter most sediment or the granule of aquatic, go into heat exchanger again, or directly be used for other technologies again, reduce the possibility to heat exchanger damage.

Fifthly, the utility model discloses in, valve I, valve II, valve III, valve IV and valve V all adopt the solenoid valve, adopt the solenoid valve can be convenient for realize automatic control or semi-automatization, effectively alleviate staff's working strength.

Sixth, the utility model discloses in, still install hydraulic pump and pressure gauge on inlet tube I and the inlet tube II, whether the pressure gauge can monitor whole waste heat recovery system and move in normal environment, the hydraulic pump can guarantee that the cooling water carries to the cooling tank in.

Seventhly, the utility model discloses in, one-level cooling tank and second grade cooling tank all are equipped with water inlet pipe and water outlet, water inlet pipe sets up in one-level cooling tank and second grade cooling tank lower extreme one side, and water outlet sets up and keeps away from water inlet pipe one side in one-level cooling tank and second grade cooling tank upper end, can reach best cooling effect.

Drawings

The foregoing and following detailed description of the invention will be apparent when read in conjunction with the following drawings, in which:

fig. 1 is a block diagram of the present invention.

Fig. 2 is a block diagram of the structure of embodiment 2.

Fig. 3 is a schematic view of the structure of the cooling tank.

In the figure: 1. a primary cooling tank; 2. a secondary cooling pool; 3. a heat exchanger; 4. a rubber tube conveying passage; 5. a pipeline I; 6. a pipe II; 7. a conduit III; 8. a water inlet pipe I; 9. a water inlet pipe II; 10. an ice water pipeline; 11. a valve I; 12. a valve II; 13. a valve III; 14. a valve IV; 15. a valve V; 16. a temperature measuring instrument; 17. a liquid level meter; 18. a filter; 19. a hydraulic pump; 20. a pressure gauge; 21. a water inlet pipe orifice; 22. a water outlet pipe orifice; 23. and a valve VI.

Detailed Description

The technical solution for achieving the objectives of the present invention will be further described by using several specific examples, and it should be noted that the technical solution claimed in the present invention includes, but is not limited to, the following examples.

Example 1

Referring to fig. 1, a waste heat recovery system for small-size rubber tube cooling device belongs to the technical field of environmental protection, including one-level cooling pond 1, second grade cooling pond 2 and heat exchanger 3, rubber tube transfer passage 4 has been seted up at one-level cooling pond 1 and second grade cooling pond 2 middle part, one-level cooling pond 1 passes through pipeline I5 with heat exchanger 3 and is connected, be connected with pipeline II6 on the pipeline I5 between one-level cooling pond 1 and the heat exchanger 3, be connected with pipeline III7 between one-level cooling pond 1 and the second grade cooling pond 2, be connected with inlet tube I8 on the pipeline III7, second grade cooling pond 2 is connected with inlet tube II9, still be connected with ice water pipeline 10 on the inlet tube II9, install valve I11 on pipeline II6, install valve II12 on pipeline III7, install valve III13 on the inlet tube I8, install valve IV14 on the inlet tube II9, a valve V15 is arranged on the ice water pipeline 10, and a valve VI23 is arranged on a pipeline I5 at the inlet of the heat exchanger 3.

In the embodiment, as the most basic implementation mode, whether each pipeline, the primary cooling pool 1 and the secondary cooling pool 2 are intact or not is checked, after no water leakage occurs, the valve I11, the valve V15, the valve VI23 and the valve III13 are closed, the valve IV14 and the valve II12 are opened, the opening degree of the valve IV14 is adjusted until the water level reaches a proper position, the small rubber pipe is conveyed from the rubber pipe conveying channel 4 in the direction indicated by an arrow, the valve VI23 is opened, hot water obtained after passing through the primary cooling pool 1 enters the heat exchanger 3 for exchange, if the water temperature is too high, particularly when the water is hot in summer, the cooling effect is not ideal, the valve V15 is opened, ice water is conveyed into the cooling system, and the valve II12 can be directly closed, the valve III13 is opened, and emergency use can be performed.

Example 2

Referring to the drawing 2, the embodiment is a preferred implementation manner, and a waste heat recovery system for a small-sized rubber tube cooling device belongs to the technical field of environmental protection, and includes a primary cooling pool 1, a secondary cooling pool 2 and a heat exchanger 3, a rubber tube conveying channel 4 is formed in the middle of the primary cooling pool 1 and the secondary cooling pool 2, the primary cooling pool 1 is connected with the heat exchanger 3 through a pipeline I5, a pipeline II6 is connected to a pipeline I5 between the primary cooling pool 1 and the heat exchanger 3, a pipeline III7 is connected between the primary cooling pool 1 and the secondary cooling pool 2, a water inlet pipe I8 is connected to the pipeline III7, a water inlet pipe II9 is connected to the second cooling pool 2, a water cooling pipeline 10 is further connected to the water inlet pipe II9, a valve I11 is installed to the pipeline II6, a valve II12 is installed to the pipeline III7, a valve III13 is installed to the water inlet pipe I8, the water inlet pipe II9 is provided with a valve IV14, the ice water pipeline 10 is provided with a valve V15, and the pipeline I5 at the inlet of the heat exchanger 3 is provided with a valve VI 23.

Further, compared with the embodiment 1, the temperature measuring instrument 16 is installed in each of the primary cooling pool 1 and the secondary cooling pool 2.

Further, a liquid level meter 17 is installed in each of the primary cooling pool 1 and the secondary cooling pool 2.

Further, the pipeline I5 is provided with the filter 18, because hot water flowing through the pipeline often leaves scale and other solid particles, the filter 18 can filter most of solid residues, can protect the heat exchanger 3 in a limited way, and is convenient to flow through each pipeline to avoid blockage.

Furthermore, the valve I11, the valve II12, the valve III13, the valve IV14 and the valve V15 are all electromagnetic valves which are set as electromagnetic valves, so that full automation can be realized, and control is facilitated.

Further, a hydraulic pump 19 and a pressure gauge 20 are also mounted on the water inlet pipe I8 and the water inlet pipe II 9.

Further, referring to fig. 3, the first-stage cooling pond 1 and the second-stage cooling pond 2 are both provided with a water inlet pipe 21 and a water outlet pipe 22, the water inlet pipe 21 is arranged on one side of the lower end of the first-stage cooling pond 1 and the lower end of the second-stage cooling pond 2, and the water outlet pipe 22 is arranged on one side of the upper end of the first-stage cooling pond 1 and the upper end of the second-stage cooling pond 2, which is far away from the water.

In this embodiment, whether each pipeline, the primary cooling tank 1 and the secondary cooling tank 2 are intact or not is checked, after water leakage occurs, the valve I11, the valve V15, the valve VI23 and the valve III13 are closed, the valve IV14 and the valve II12 are opened, the valve IV14 is adjusted to the maximum opening degree, after the liquid level meter 17 displays that the water level reaches the appropriate position, the opening degree of the valve IV14 is reduced, the valve VI23 is opened to stabilize the liquid level of the cooling tank within a certain range, the small rubber tube is conveyed from the rubber tube conveying channel 4 in the direction indicated by an arrow, the valve VI23 is opened, hot water obtained after passing through the primary cooling tank 1 enters the heat exchanger 3 for heat exchange, and the obtained water can be reused in the waste heat recovery system, can be used in an associated production process, or the associated process requires hot water, the valve VI23 can be closed, and the valve I11 is opened, so that the hot water can be output.

If the water temperature is too high, especially when the water temperature is hot in summer, the cooling effect is not ideal, the temperature displayed by the temperature measuring instrument 16 in the cooling pool is out of the required range for a long time, namely the valve V15 can be opened, ice water is conveyed into the cooling system, the secondary cooling pool 2 cannot be used when the secondary cooling pool is in fault, the valve II12 can be directly closed, the valve III13 is opened, cooling water can be input into the cooling pool, and emergency use can be realized.

This technical scheme breaks the cooling bath design in the production of current small-size rubber tube, changes original a cooling bath into two-stage cooling bath, and the design that thinks very easily certainly becomes tertiary cooling bath, reaches the effect of cooling in grades, and such design not only can reach same cooling effect, and can practice thrift 40% -60% water resource, can retrieve certain energy simultaneously, satisfies the environmental protection requirement, and the cost is saved, and the staff also easy to operate realizes scale production easily.

Claims

1. The utility model provides a waste heat recovery system for small-size rubber tube cooling device which characterized in that: comprises a primary cooling pool (1), a secondary cooling pool (2) and a heat exchanger (3), wherein a rubber pipe conveying channel (4) is arranged at the middle part of the primary cooling pool (1) and the secondary cooling pool (2), the primary cooling pool (1) is connected with the heat exchanger (3) through a pipeline I (5), a pipeline II (6) is connected on the pipeline I (5) between the primary cooling pool (1) and the heat exchanger (3), a pipeline III (7) is connected between the primary cooling pool (1) and the secondary cooling pool (2), a water inlet pipe I (8) is connected on the pipeline III (7), the secondary cooling pool (2) is connected with a water inlet pipe II (9), an ice water pipeline (10) is further connected on the water inlet pipe II (9), a valve I (11) is installed on the pipeline II (6), a valve II (12) is installed on the pipeline III (7), install valve III (13) on inlet tube I (8), install valve IV (14) on inlet tube II (9), install valve V (15) on ice water pipeline (10), install valve VI (23) on heat exchanger (3) import department pipeline I (5).

2. The waste heat recovery system for the small-sized rubber tube cooling device according to claim 1, characterized in that: and temperature measuring instruments (16) are arranged in the primary cooling pool (1) and the secondary cooling pool (2).

3. The waste heat recovery system for the small-sized rubber tube cooling device according to claim 2, characterized in that: and liquid level meters (17) are arranged in the primary cooling pool (1) and the secondary cooling pool (2).

4. The waste heat recovery system for the small-sized rubber tube cooling device according to claim 1, characterized in that: and a filter (18) is arranged on the pipeline I (5).

5. The waste heat recovery system for the small-sized rubber tube cooling device according to claim 1, characterized in that: the valve I (11), the valve II (12), the valve III (13), the valve IV (14) and the valve V (15) are all electromagnetic valves.

6. The waste heat recovery system for the small-sized rubber tube cooling device according to claim 1, characterized in that: and a hydraulic pump (19) and a pressure gauge (20) are further installed on the water inlet pipe I (8) and the water inlet pipe II (9).

7. The waste heat recovery system for the small-sized rubber tube cooling device according to claim 1, characterized in that: one-level cooling tank (1) and second grade cooling tank (2) all are equipped with water inlet pipe (21) and water outlet pipe (22), water inlet pipe (21) set up in one-level cooling tank (1) and second grade cooling tank (2) lower extreme one side, and water outlet pipe (22) set up and keep away from water inlet pipe (21) one side in one-level cooling tank (1) and second grade cooling tank (2) upper end.