CN218179715U

CN218179715U - Intelligent heat supply network heater

Info

Publication number: CN218179715U
Application number: CN202222716192.9U
Authority: CN
Inventors: 王健; 王丽媛; 王树杰
Original assignee: Shandong Lurun Thermal Power Technology Co ltd
Current assignee: Shandong Lurun Thermal Power Technology Co ltd
Priority date: 2022-10-14
Filing date: 2022-10-14
Publication date: 2022-12-30
Anticipated expiration: 2032-10-14

Abstract

The utility model discloses an intelligent heat supply network heater mainly relates to heat supply heater field. The novel heat exchanger is characterized by comprising a heater shell, wherein a plurality of heat exchange tubes are arranged inside the heater shell, a steam inlet tube is arranged on the heater shell, a main tube communicated with the steam inlet tube is arranged inside the heater shell, a plurality of branch tubes are arranged on the main tube in a communicated manner, a plurality of nozzles are distributed on the branch tubes in an array manner and are located between the adjacent heat exchange tubes, and the nozzles are arranged in parallel with the heat exchange tubes. The beneficial effects of the utility model reside in that: the auxiliary heating device can realize auxiliary heating of circulating water, greatly improves the heating capacity of a single heater, does not need to add a peak heater, and effectively reduces the cost of heat supply.

Description

Intelligent heat supply network heater

Technical Field

The utility model relates to a heat supply network heater field specifically is an intelligent heat supply network heater.

Background

With the increase of thermal power plants and heat supply equipment, a heat supply network heater becomes one of heat exchange equipment which is not negligible in the industry field, is key equipment of a heat supply network system, and has the main function of heating circulating water in a hot water supply system by utilizing extraction steam of a steam turbine or steam (heating medium) introduced from a boiler so as to meet the requirement of a heat supply user, thereby realizing cogeneration; the existing heater has more users during the peak period of heat utilization, the heat supply capacity is insufficient, auxiliary heating needs to be carried out by means of the peak heater, the cost of the peak heater is high, the heat supply cost is increased, and therefore the heating capacity of the single heater is still to be further improved so as to be used for better controlling the heating cost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an intelligent heat supply network heater, it can realize improving the heating capacity of single heater greatly to the auxiliary heating of circulating water, need not to add the peak heater, effectively reduces the cost of heat supply.

The utility model discloses a realize above-mentioned purpose, realize through following technical scheme:

the utility model provides an intelligent heat supply network heater, includes the heater shell, the inside of heater shell is equipped with many heat exchange tubes, be equipped with the admission pipe on the heater shell, the inside of heater shell is equipped with the person in charge with the admission pipe intercommunication, the person in charge is gone up the intercommunication and is provided with a plurality of branch pipes, array distribution has a plurality of nozzles on the branch pipe, the nozzle is located between the adjacent heat exchange tube, nozzle and heat exchange tube parallel arrangement.

Furthermore, a plurality of steam channels are arranged between the heat exchange tubes and the side wall of the heater shell, and the branch tubes extend along the steam channels.

Further, the branch pipes are arranged in a staggered mode in the transverse direction.

Furthermore, be equipped with main steam inlet and comdenstion water export on the heater shell, the position that is located main steam inlet below in the heater shell is equipped with the impingement plate.

Furthermore, a temperature sensor is arranged on the heat exchange tube, an electric regulating valve is arranged on the steam inlet tube, and the temperature sensor is electrically connected with the electric regulating valve.

Furthermore, the steam inlet pipe is provided with a multi-way connector, and the multi-way connector is communicated with a dry air inlet pipe and a cleaning pipe.

Contrast prior art, the beneficial effects of the utility model reside in that:

1. the utility model discloses set up the admission pipe on the heater shell, the inside of heat exchanger shell sets up the person in charge who communicates with the admission pipe, the person in charge is last to communicate and sets up a plurality of branch pipes, set up a plurality of nozzles on the branch pipe, the nozzle is located between the adjacent heat exchange tube, such setting can be when with hot peak, let in auxiliary heating's steam from the admission pipe, make steam get into in each branch pipe along the person in charge, then spout from the nozzle, realize the auxiliary heating to the internal circulation water of heat exchange tube, improve the heating efficiency of heater greatly, reduce the purchasing cost of auxiliary assembly, reduce the overall heat supply cost;

2. the nozzle and the heat exchange tube are arranged in parallel, the structure enables steam which is sprayed out from the nozzle and used for auxiliary heating to be sprayed out along the direction parallel to the heat exchange tube, the impact of the steam on the outer side wall of the heat exchange tube is avoided, the heating effect is guaranteed, the safety of the heat exchange tube is guaranteed, meanwhile, the spraying distribution of the auxiliary steam in the heater shell is more uniform, and the heat supply efficiency is further improved.

Drawings

Fig. 1 is a schematic structural diagram of the inside of the heater case of the present invention.

Fig. 2 is a schematic diagram of the distribution structure of the branch pipe of the present invention.

Reference numerals shown in the drawings:

1. a heater housing; 2. a heat exchange tube; 3. a steam inlet pipe; 4. a main pipe; 5. a branch pipe; 6. a nozzle; 7. a steam channel; 8. a primary steam inlet; 9. a condensed water outlet; 10. a fender; 11. an electric control valve; 12. a multi-way connector; 13. a dry air inlet pipe; 14. and (5) cleaning the tube.

Detailed Description

The present invention will be further described with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope defined in the present application.

An intelligent heat supply network heater, major structure include heater shell 1, heater shell 1 is shell structure, utilizes metal material preparation such as stainless steel, heater shell 1's inside is equipped with many heat exchange tubes 2, and the circulating water of confession usefulness is located the inside of heat exchange tube 2, and steam gets into and carries out the heat transfer of contacting with the pipe wall of heat exchange tube 2 behind heater shell 1's the inside, realizes the quick heat transfer heating to the circulating water, be equipped with inlet pipe 3 on heater shell 1 for the steam of auxiliary heating gets into the inside of heater shell 1 from inlet pipe 3, the inside of heater shell 1 is equipped with the person in charge 4 with inlet pipe 3 intercommunication, the intercommunication is provided with a plurality of branch pipes 5 on 4, is responsible for 4 and the cooperation of a plurality of branch pipes 5 for the steam of getting into heater shell 1 inside can be quick even distribute to the inside each position of heater shell 1, thereby with the heat exchange tube 2's of each position lateral wall contact, realize the auxiliary heating of heat exchange pipe 2, need not add the equipment of auxiliary heating, improve the heating capacity of heater greatly, satisfy the peak period with the heat demand for the heat exchange tube 2, reduce the heat exchange tube 2 of the heat exchange pipe 2, the heat exchange pipe 2 is located the heat exchange pipe 2 and the spout 2, and the heat exchange pipe 2 is more the parallel heat exchange efficiency of the heat exchange nozzle that the spout is guaranteed to the parallel of the heat exchange efficiency of the heat exchange nozzle, and the heat exchange tube 2, and the heat exchange nozzle is set up, and the parallel of the heat exchange efficiency of the parallel of the heat exchange nozzle, and the heat exchange nozzle is improved.

Preferably, be equipped with a plurality of steam channel 7 between the lateral wall of heat exchange tube 2 and heater shell 1, branch pipe 5 extends along steam channel 7, need not additionally set up the passageway of arranging of branch pipe 5, and conveniently supports branch pipe 5, reduces the degree of difficulty of this device preparation, makes its and current heater structure better carry out the adaptation, improves the adaptability of its use.

Preferably, the branch pipes 5 are arranged in a transversely staggered manner, and the staggered arrangement structure can enable the branch pipes 5 to extend to all positions inside the heater shell 1, so that steam is quickly filled in the heater shell 1, the heat exchange pipes 2 at all positions can be effectively heated, and the heating efficiency is further improved.

Preferably, be equipped with main steam inlet 8 and comdenstion water export 9 on the heater shell 1, the position that is located 8 below of main steam inlet is equipped with impingement baffle 10 in the heater shell 1, the comdenstion water that the heating back temperature reduces is discharged from comdenstion water export 9, steam at first contacts with impingement baffle 10 when 8 entering heater shell's of main steam inlet, avoids directly contacting with heat exchange tube 2 to carry out effectual protection to heat exchange tube 2, avoid heat exchange tube 2 to be strikeed crooked or damaged, the security and the life of heater inner assembly have been guaranteed.

Preferably, the heat exchange pipe 2 is provided with a temperature sensor, any sensor with a temperature detection function in the prior art can be used, the temperature sensor with the model of HSTL-WZP-PT100 in the prior art can be specifically used, the steam inlet pipe 3 is provided with an electric regulating valve 11, any electromagnetic valve structure in the prior art can be specifically used, the temperature sensor is electrically connected with the electric regulating valve 11, the electric regulating valve and the electric regulating valve are connected and controlled through a specific PLC control system, automatic detection of the temperature of circulating water inside the heat exchange pipe 2 is realized, the electric regulating valve 11 can be controlled to adjust the steam inlet quantity of steam after the heated temperature is detected to be not up to standard, the heat supply efficiency is adjusted, automatic adjustment of the heating capacity of the heater is realized, and the heating capacity adjustment is more intelligent and automatic.

Preferably, be equipped with on the admission pipe 3 and lead to the connector 12 more, it is provided with dry air intake pipe 13 and scavenge pipe 14 to lead to the intercommunication on the connector 12 more than, such setting can lead to heat exchange efficiency to reduce the back at the surface texture of heat exchange tube 2, open scavenge pipe 14 and let in the cleaner and clear up, need not demolish heater shell 1 and carry out artifical clearance, the efficiency of clearance is improved greatly, guarantee heat exchange tube 2's heat exchange efficiency, after heater maintenance or outage, usable dry air intake pipe 13 lets in dry air, take away the steam on heat exchange tube 2 surface, make heat exchange tube 2's surface keep dry, reduce the erosion that the time spent residual steam led to the fact heat exchange tube 2 for a long time, improve the holistic life of heater.

The working principle is as follows: the utility model discloses set up the admission pipe 3 on heater shell 1, the inside of heat exchanger shell 1 sets up the person in charge 4 who communicates with admission pipe 3, it sets up a plurality of branch pipes 5 to communicate on person in charge 4, set up a plurality of nozzles 6 on branch pipe 5, nozzle 6 is located between the adjacent heat exchange tube 2, such setting can be when with the hot peak, let in the steam of auxiliary heating from admission pipe 3, make steam enter each branch pipe 5 along person in charge 4, then spout from nozzle 6, realize the auxiliary heating to the circulating water in the heat exchange tube 2, greatly improve the heating efficiency of heater, reduce the purchase cost of auxiliary assembly, reduce the overall heating cost; nozzle 6 and heat exchange tube 2 parallel arrangement, such structure makes from the steam of 6 spun auxiliary heating of nozzle can be along the direction blowout parallel with heat exchange tube 2, avoids the direct impact that causes heat exchange tube 2 lateral wall of steam, has guaranteed heat exchange tube 2's safety when guaranteeing the heating effect, makes the blowout distribution of auxiliary steam in heater shell 1 more even simultaneously, further improves the efficiency of heat supply.

Claims

1. The utility model provides an intelligent heat supply network heater, includes heater shell (1), the inside of heater shell (1) is equipped with many heat exchange tubes (2), its characterized in that: be equipped with steam inlet pipe (3) on heater shell (1), the inside of heater shell (1) is equipped with the person in charge (4) of being connected with steam inlet pipe (3), it is provided with a plurality of branch pipes (5) to be responsible for to go up the intercommunication in (4), array distribution has a plurality of nozzles (6) on branch pipe (5), nozzle (6) are located between adjacent heat exchange tube (2), nozzle (6) and heat exchange tube (2) parallel arrangement.

2. The intelligent heating network heater of claim 1, wherein: a plurality of steam channels (7) are arranged between the heat exchange tubes (2) and the side wall of the heater shell (1), and the branch tubes (5) extend along the steam channels (7).

3. The intelligent heat network heater of claim 1, wherein: the branch pipes (5) are arranged in a staggered mode along the transverse direction.

4. The intelligent heating network heater of claim 1, wherein: be equipped with main steam inlet (8) and comdenstion water export (9) on heater shell (1), the position that is located main steam inlet (8) below in heater shell (1) is equipped with impingement plate (10).

5. The intelligent heating network heater of claim 1, wherein: the heat exchange tube (2) is provided with a temperature sensor, the steam inlet tube (3) is provided with an electric control valve (11), and the temperature sensor is electrically connected with the electric control valve (11).

6. The intelligent heat network heater of claim 1, wherein: the steam inlet pipe (3) is provided with a multi-way connector (12), and the multi-way connector (12) is communicated with a dry air inlet pipe (13) and a cleaning pipe (14).