CN214536408U

CN214536408U - Novel heating system of jet pump

Info

Publication number: CN214536408U
Application number: CN202120491548.6U
Authority: CN
Inventors: 赵沂濛
Original assignee: Liaoning Xiangsheng Energy Technology Co ltd
Current assignee: Liaoning Xiangsheng Energy Technology Co ltd
Priority date: 2021-03-08
Filing date: 2021-03-08
Publication date: 2021-10-29
Anticipated expiration: 2031-03-08

Abstract

The utility model relates to a heating system technical field specifically is a novel heating system of jet pump, including heat transfer station, supply channel, return water pipeline, hot user, the heat transfer station passes through the supply channel with hot water and carries to hot user, and the water rethread return water pipeline after the hot user circulation gets back to the heat transfer station, sets up the lock valve on the supply channel, still includes the jet pump of cross-over connection at the lock valve both ends, and the jet pump is still connected with return water pipeline through mixing water pipe, sets up the ball valve on the return water pipeline, all sets up the ball valve on the intake pipe and the outlet pipeline at jet pump both ends. The utility model has high hydraulic stability and simple debugging, and can thoroughly eliminate the problem of unbalanced hydraulic power between buildings; the system can effectively adapt to the 'dynamic' change of the system, has strong anti-interference capability, can relieve the problem of vertical unbalance in a building, can be compatible with a radiator temperature control valve, and realizes heat supply as required.

Description

Novel heating system of jet pump

Technical Field

The utility model relates to a heating system technical field especially relates to a novel heating system of jet pump.

Background

The hydraulic imbalance between buildings and between heat users in the buildings of the traditional heat supply system is a key problem of high heating energy consumption in the heat supply industry. For a long time, on the premise of ensuring the heating quality of users, many attempts have been made to reduce energy consumption: for example, the circulation flow of the secondary network is increased, a frequency conversion device is installed on a circulation pump, a balance valve is arranged on a near-end user water return pipe, a constant temperature regulating valve is additionally arranged on an indoor radiator, and the like, but the traditional regulating methods have limited regulating effect and still have the problem of energy consumption waste.

In order to meet the requirements of end users, the traditional heating system generally adopts a large-flow and small-temperature-difference operation mode. However, this also results in a certain loss of hydraulic imbalance.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a novel heating system of jet pump. The utility model discloses install the jet pump and go into building department at each branch pipe, utilize the change of velocity of flow and pressure, introduce the inside partial heat supply return water of building and mix water in its delivery pipe, can reduce secondary network circulation flow like this, improve and supply the return water difference in temperature, reduce the overheated loss of unnecessary, reach energy-conserving effect.

In order to achieve the above object, the utility model discloses a main technical scheme include:

the utility model provides a novel heating system of jet pump, including heat transfer station, supply channel, return water pipeline, hot user, the heat transfer station passes through the supply channel with hot water and carries to hot user, and the water rethread return water pipeline after the hot user circulation gets back to the heat transfer station, sets up the locking valve on the supply channel, still includes the jet pump of cross-over connection at the locking valve both ends, and the jet pump is still connected with return water pipeline through mixing water pipe, sets up the ball valve on the return water pipeline, all sets up the ball valve on the water intake pipe at jet pump both ends and the outlet pipeline.

Furthermore, a Y-shaped filter is arranged on the water inlet pipeline.

Further, the Y-shaped filter is arranged between the water inlet end of the jet pump and the ball valve.

Furthermore, the injection pump comprises a nozzle, a suction chamber, a mixing chamber and a diffusion chamber, wherein the water inlet end of the nozzle is communicated with a water supply pipeline through a water inlet pipeline, the nozzle is arranged in the suction chamber, one end of the suction chamber is communicated with a water return pipeline through a water mixing pipe, the other end of the suction chamber is communicated with the mixing chamber, the mixing chamber is communicated with the diffusion chamber, and the diffusion chamber is communicated with the water supply pipeline through a water outlet pipeline.

Further, the length of the nozzle is adjustable.

The utility model has the advantages that:

1. the hydraulic stability is very high, the debugging is simple, and the problem of hydraulic imbalance among buildings can be thoroughly solved;

2. the system can effectively adapt to the 'dynamic' change of the system, has strong anti-interference capability, can relieve the problem of vertical unbalance in a building, can be compatible with a radiator temperature control valve, and realizes heat supply according to the requirement;

3. different water supply temperatures can be provided, different requirements of diversified heat users can be met, the existing pipeline resources are utilized to the maximum extent, and the consumption of invalid electric energy is eliminated;

4. the utility model discloses the hydraulic imbalance of system has been rooted out, has reduced the invalid waste of most heat, has averaged the room temperature of each building to improve user's living comfort level and satisfaction, greatly reduced the heating dispute, promoted the enthusiasm that the user paid fees;

5. the method creates a certain social value, reduces the waste of petrochemical energy, reduces the discharge amount of pollutants, lightens the degree of atmospheric pollution, and makes a certain contribution to the social environment protection.

Drawings

FIG. 1 is a schematic diagram of a conventional heating system;

fig. 2 is a schematic structural diagram of the novel heating system of the jet pump of the present invention.

In the figure: 1: a heat exchange station; 2: a water supply line; 3: a water return pipeline; 4: a hot user; 5: locking the valve; 6: an injection pump; 7: a water mixing pipe; 8: a ball valve; 9: a water inlet pipeline; 10: a water outlet pipeline; 11: a Y-type filter; 61: a nozzle; 62: a suction chamber; 63: a mixing chamber; 64: a diffusion chamber.

Detailed Description

For a better understanding of the present invention, reference will now be made in detail to the present invention, examples of which are illustrated in the accompanying drawings.

Referring to fig. 1, in the conventional heating system, a direction of an arrow in the figure is a water flow direction, hot water is delivered to a heat user 4 from a heat exchange station 1 through a water supply pipeline 2, and the water circulated by the heat user 4 is returned to the heat exchange station 1 through a water return pipeline 3 to be heated again and then delivered to the heat user 4.

Example (b):

as shown in fig. 2, the utility model provides a novel heating system of jet pump, the arrow direction in the figure is the rivers direction. The heating system comprises a heat exchange station 1, a water supply pipeline 2, a water return pipeline 3 and a heat user 4. Wherein, set up locking valve 5 on the supply channel 2, if when the former heating system operation of needs, will lock valve 5 and open, if need the utility model discloses a novel heating system operation of injection pump, will lock valve 5 and close.

The utility model discloses a heating system still includes the jet pump 6 of cross-over connection at 5 both ends of lock valve, and jet pump 6 sets up with lock valve 5 is parallelly connected promptly. The jet pump 6 is also connected with the water return pipeline 3 through a water mixing pipe 7, the water return pipeline 3 is provided with a ball valve 8, and the water inlet pipeline 9 and the water outlet pipeline 10 at the two ends of the jet pump 6 are both provided with the ball valve 8. The ball valve 8 is arranged on the pipeline of the jet pump 6 communicated with the water supply pipeline 2 and the water return pipeline 3, so that the hydraulic power can be better adjusted, the dynamic change of the system can be effectively adapted, and the hydraulic stability is high.

Wherein, the water inlet pipeline 9 is also provided with a Y-shaped filter 11 for filtering hot water entering the jet pump 6 and preventing the jet pump 6 from being blocked. Specifically, in order to better filter impurities in the hot water, a Y-filter 11 is provided between the water inlet end of the jet pump 6 and the ball valve 8.

The injection pump 6 comprises a nozzle 61, a suction chamber 62, a mixing chamber 63 and a diffusion chamber 64, wherein the water inlet end of the nozzle 61 is communicated with the water supply pipeline 2 through a water inlet pipeline 9, the nozzle 61 is arranged in the suction chamber 62, one end of the suction chamber 62 is communicated with the water return pipeline 3 through a water mixing pipe 7, the other end of the suction chamber 62 is communicated with the mixing chamber 63, the mixing chamber 63 is communicated with the diffusion chamber 64, and the diffusion chamber 64 is communicated with the water supply pipeline 2 through a water outlet pipeline 10. Specifically, the length of the nozzle 61 is adjustable, different water supply temperatures can be provided, different requirements of diversified heat users can be met, the existing pipeline resources are utilized to the maximum extent, and consumption of ineffective electric energy is eliminated.

Referring to fig. 2, the utility model discloses install a lock valve 5 additional on hot user 4's supply line 2, the cross-over connection of jet pump 6 is at the both ends of lock valve 5 to all install ball valve 8 additional on the water intake pipe 9 and the outlet pipe way 10 at jet pump 6 both ends and on mixing water pipe 7, and install Y type filter 11 additional on the water intake pipe 9 of jet pump 6. The utility model discloses can thoroughly eradicate the unbalanced problem of water conservancy between the building.

The working principle of the utility model is as follows:

referring to fig. 2, the arrow direction in the figure is the water flow direction, when the novel heating system of the jet pump of the utility model operates, the three ball valves 8 connected with the jet pump 6 are opened, and the locking valve 5 on the water supply pipeline 2 is closed; after the high-temperature water in the water supply pipeline 2 enters the injection pump 6, the high-temperature water is injected from the nozzle 61 and rushes into the suction chamber 62 under the pressure action of the high-temperature water in the water supply pipeline 2, and the longer the nozzle 61 is, the faster the flow rate is, the lower the water pressure of the suction chamber 62 is, and the low-pressure area is formed in the suction chamber 62. Since the pressure of the suction chamber 62 is lower than the pressure of the water return pipe 3, a pressure difference is generated, and a part of the return water of the hot user 4 is sucked into the suction chamber 62 through the water return pipe 3 and the water mixing pipe 7 and enters the mixing chamber 63 together, so that the circulation flow of the secondary network is reduced, and the power consumption can be reduced. The magnitude of the pressure differential can be varied by manually adjusting the length of the nozzle 61. The supply water and the return water are mixed in the mixing chamber 63 and enter the diffusion chamber 64. In the diffusion chamber 64 of the diffusion type, the flow rate of the mixed water is gradually decreased and the pressure is gradually increased, and the mixed water is fed to the user heating system when the pressure is increased enough to overcome the user system resistance.

If the original heating system is required to operate, the three ball valves 8 connected with the injection pump 6 are closed, and the locking valve 5 on the water supply pipeline 2 is opened.

While embodiments of the present invention have been shown and described, it is to be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that modifications, alterations, substitutions and variations may be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims

1. The utility model provides a novel heating system of jet pump, includes heat transfer station (1), supply channel (2), return water pipeline (3), hot user (4), heat transfer station (1) is carried hot water to hot user (4) through supply channel (2), and water rethread return water pipeline (3) after hot user (4) circulate get back to heat transfer station (1), its characterized in that: the water supply system is characterized in that a locking valve (5) is arranged on the water supply pipeline (2), the water supply system further comprises injection pumps (6) which are bridged at two ends of the locking valve (5), the injection pumps (6) are connected with the water return pipeline (3) through water mixing pipes (7), ball valves (8) are arranged on the water return pipeline (3), and ball valves (8) are arranged on water inlet pipelines (9) and water outlet pipelines (10) at two ends of each injection pump (6).

2. The novel jet pump heating system according to claim 1, characterized in that: and a Y-shaped filter (11) is arranged on the water inlet pipeline (9).

3. The novel jet pump heating system according to claim 2, characterized in that: the Y-shaped filter (11) is arranged between the water inlet end of the jet pump (6) and the ball valve (8).

4. The novel jet pump heating system according to claim 1, characterized in that: injection pump (6) include nozzle (61), inhale room (62), mixing chamber (63) and diffusion chamber (64), the end of intaking of nozzle (61) pass through water intake pipe (9) with water supply line (2) intercommunication, nozzle (61) set up inhale in room (62), the one end of inhaling room (62) through mix water pipe (7) with return water pipeline (3) intercommunication, the other end and mixing chamber (63) the intercommunication of inhaling room (62), mixing chamber (63) and diffusion chamber (64) intercommunication, diffusion chamber (64) through outlet conduit (10) with water supply line (2) intercommunication.

5. The novel jet pump heating system according to claim 4, characterized in that: the length of the nozzle (61) is adjustable.