CN210688400U

CN210688400U - Novel high-area direct-connection heating circulating pump

Info

Publication number: CN210688400U
Application number: CN201921692299.6U
Authority: CN
Inventors: 张金锋; 刘景�; 张雅静
Original assignee: Beijing Zhonghuan Guotou Environmental Protection Technology Research Institute Co Ltd
Current assignee: Beijing Zhonghuan Guotou Environmental Protection Technology Research Institute Co Ltd
Priority date: 2019-10-11
Filing date: 2019-10-11
Publication date: 2020-06-05
Anticipated expiration: 2029-10-11

Abstract

The utility model discloses a novel high district directly links heating circulating pump, including driving motor, driving motor's bottom fixedly connected with connecting piece, the bottom fixedly connected with initiative pump chamber of connecting piece, driving motor's drive end fixedly connected with pivot, just driving motor's one end is kept away from in the pivot runs through the initiative pump chamber and rotates connection and bottom plate, the surface of pivot is close to the bottom plate gomphosis and is connected with driven pump chamber, just the top fixed connection of driven pump chamber and bottom plate, the one end of initiative pump chamber is equipped with high district heating water supply import, the one end that high district heating water supply import was kept away from in the initiative pump chamber is equipped with high district heating water supply export. The utility model discloses in, novel high district directly links the heating circulating pump and can directly use on high district heating system, especially directly supply the heating system of form, can directly replace heat exchanger group, reach the energy saving, reduce area, reduce engineering cost, provide the multiple purpose of construction progress.

Description

Novel high-area direct-connection heating circulating pump

Technical Field

The utility model relates to a central heating, cooling technical field especially relate to novel high district directly links heating circulating pump.

Background

The heating system is an engineering device which is used for supplying heat to the indoor space and needs to supply corresponding heat to the indoor space in order to maintain the indoor temperature, the water floor heating system takes hot water as a heating medium, a floor or a radiator is heated by circulating flow in a heating pipe, and the heat is supplied to the indoor space through ground radiation heat transfer;

the novel circulating pump device that has now, adopt the heating mode heating of "high district directly links", directly adopt the heating circulating pump of high poplar journey promptly, directly overcome the difference in height of building, hit the highest point of building with water, the return water relies on gravity backward flow, but because return water pressure is too high, can't directly converge with the heating return water of low district, must just can join with the heating return water phase of low district after the decompression, all directly adopt the mode of valve decompression in the past, set up the relief pressure valve decompression, not only large noise, and can directly waste the valuable water "pressure head", lead to the circulating pump energy consumption of high district too high, be unfavorable for energy-conservation very much.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art, and providing a novel high-area direct-connected heating circulating pump.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the novel high-area direct-connection heating circulating pump comprises a driving motor, wherein a connecting piece is fixedly connected to the bottom end of the driving motor, a driving pump chamber is fixedly connected to the bottom end of the connecting piece, a rotating shaft is fixedly connected to the driving end of the driving motor, one end, far away from the driving motor, of the rotating shaft penetrates through the driving pump chamber to be rotatably connected with a bottom plate, a driven pump chamber is connected to the outer surface of the rotating shaft in an embedded mode close to the bottom plate, the driven pump chamber is fixedly connected to the top of the bottom plate, a high-area heating water supply inlet is formed in one end of the driving pump chamber, a high-area heating water supply outlet is formed in one end, far away from the high-area heating water supply inlet, of the driven pump chamber, a high-area heating water return outlet is formed in one end, far away from the high-area, the heating system is characterized in that one end, far away from a high-region heating water supply outlet, of the water supply pipe is connected with a high-region heating system, the bottom of the high-region heating system is connected with a water return pipe, and one end, far away from the high-region heating system, of the water return pipe is fixedly connected with a high-region heating water return inlet.

As a further description of the above technical solution:

the outer fixed cover of surface of pivot is equipped with the shaft coupling, just the shaft coupling is located between initiative pump chamber and the driven pump chamber.

As a further description of the above technical solution:

four screws are connected between the bottom plate and the driven pump chamber.

As a further description of the above technical solution:

the outer surface of the rotating shaft is fixedly connected with a driving impeller and a driven impeller, the driving impeller is located in the driving pump chamber, and the driven impeller is located in the driven pump chamber.

As a further description of the above technical solution:

the high-region heating water supply inlet is communicated with the high-region heating water supply outlet, and the high-region heating water return outlet is communicated with the high-region heating water return inlet.

As a further description of the above technical solution:

and the topmost end of the water supply pipe is connected with a pressure sensor of a heating system in a high area.

The utility model discloses following beneficial effect has:

1. the novel high-area direct-connection heating circulating pump is characterized in that when the novel high-area direct-connection heating circulating pump is used, a driving motor is arranged, a driving pump chamber, a driven pump chamber, a water supply pipe, a rotating shaft, a pressure sensor of a high-area heating system, a water return pipe, a connecting piece, a high-area heating water supply inlet, a coupler, a high-area heating water return outlet, a bottom plate, a driving impeller, a high-area heating water supply outlet, a driven impeller, a high-area heating water return inlet, a screw and the high-area heating system are matched with each other, the novel high-area direct-connection heating circulating pump can be directly applied to the high-area heating system, particularly to a direct-supply heating system, a heat exchange unit can be directly replaced, energy is saved, the occupied area is reduced, the engineering cost is reduced, multiple purposes of construction progress are provided, a first-level driven impeller is added on the, the power is transmitted between the driven impeller and the original driving impeller by adopting a coupling or other friction transmission modes, and the circulating pump is directly driven by utilizing the redundant pressure head of the high-region heating backwater, so that the energy is recovered, and the purpose of pressure reduction is achieved, and the heating backwater at the outlet of the driven impeller can be directly converged into a heating backwater pipe network in a low region without pressure reduction.

Drawings

Fig. 1 is a schematic view of the overall structure of the high-area direct-connected heating circulating pump system of the present invention;

fig. 2 is a schematic structural view of the high-area direct-connected heating circulating pump of the present invention;

figure 3 is the utility model discloses the high zone directly links the bottom view of heating circulating pump.

Illustration of the drawings:

1. a drive motor; 2. an active pump chamber; 3. a driven pump chamber; 4. a water supply pipe; 5. a rotating shaft; 6. a pressure sensor of a heating system in a high area; 7. a water return pipe; 8. a connecting member; 9. a high-area heating water supply inlet; 10. a coupling; 11. a high-region heating backwater outlet; 12. a base plate; 13. a driving impeller; 14. a high-area heating water supply outlet; 15. a driven impeller; 16. a high-region heating backwater inlet; 17. a screw; 18. high district heating system.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: the novel high-area direct-connection heating circulating pump comprises a driving motor 1, a connecting piece 8 is fixedly connected to the bottom end of the driving motor 1, a driving pump chamber 2 is fixedly connected to the bottom end of the connecting piece 8, a rotating shaft 5 is fixedly connected to the driving end of the driving motor 1, one end, far away from the driving motor 1, of the rotating shaft 5 penetrates through the driving pump chamber 2 to be rotatably connected with a bottom plate 12, a driven pump chamber 3 is connected to the outer surface of the rotating shaft 5 in an embedded mode close to the bottom plate 12, the driven pump chamber 3 is fixedly connected with the top of the bottom plate 12, a high-area heating water supply inlet 9 is arranged at one end of the driving pump chamber 2, far away from the high-area heating water supply inlet 9, a high-area heating water supply outlet 14 is arranged at one end, corresponding to the high-area heating water supply inlet 9, of the driven pump chamber, the high-region heating water supply outlet 14 is connected with a water supply pipe 4, one end, far away from the high-region heating water supply outlet 14, of the water supply pipe 4 is connected with a high-region heating system 18, and the bottom of the high-region heating system 18 is connected with one end, far away from the high-region heating system 18, of a water return pipe 7 and a water return inlet 16, of a water return pipe 7.

The outer surface of the rotating shaft 5 is fixedly sleeved with a coupler 10, and the coupler 10 is positioned between the driving pump chamber 2 and the driven pump chamber 3, so that the driven impeller 15 can drive the driving impeller 13 to rotate when rotating; four screws 17 are connected between the bottom plate 12 and the driven pump chamber 3, and the bottom plate 12 and the driven pump chamber 3 are fixedly connected through the screws 17; the outer surface of the rotating shaft 5 is fixedly connected with a driving impeller 13 and a driven impeller 15, the driving impeller 13 is positioned inside the driving pump chamber 2, the driven impeller 15 is positioned inside the driven pump chamber 3, the driving impeller 13 plays a role in driving a water source, and the rotating shaft 5 can be driven to rotate through the rotation of the driven impeller 15; the high-region heating water supply inlet 9 is communicated with the high-region heating water supply outlet 14, and the high-region heating water return outlet 11 is communicated with the high-region heating water return inlet 16, so that the normal circulation of a water source is ensured; the topmost end of the water supply pipe 4 is connected with a high-area heating system pressure sensor 6, and when the water source of the water supply pipe 4 reaches the highest position, the driving motor 1 is driven correspondingly through the high-area heating system pressure sensor 6.

The working principle is as follows: when using novel high district directly to connect the heating circulating pump, novel high district directly connects the heating circulating pump and adopts frequency conversion control, its control signal is got from high district heating system pressure sensor 6 on 18 tops of high district heating system, during initial state, the circulating pump is beaten water to the top of high district heating system 18, along with the return water drive driven impeller 15 of high district heating system 18, driven impeller 15 drives driving impeller 13 and does work, can make the pressure grow on top, reduce the frequency of circulating pump this moment, the pressure on 18 tops of high district heating system just in time satisfies the requirement, fixed frequency operation this moment, whole heating system gets into stable operating condition.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. Novel high-area direct-connection heating circulating pump, including driving motor (1), its characterized in that: the bottom end of the driving motor (1) is fixedly connected with a connecting piece (8), the bottom end of the connecting piece (8) is fixedly connected with a driving pump chamber (2), the driving end of the driving motor (1) is fixedly connected with a rotating shaft (5), one end, far away from the driving motor (1), of the rotating shaft (5) penetrates through the driving pump chamber (2) to be rotatably connected with a bottom plate (12), the outer surface of the rotating shaft (5) is connected with a driven pump chamber (3) in an embedded mode close to the bottom plate (12), the driven pump chamber (3) is fixedly connected with the top of the bottom plate (12), one end of the driving pump chamber (2) is provided with a high-region heating water supply inlet (9), one end, far away from the high-region heating water supply inlet (9), of the driving pump chamber (2) is provided with a high-region heating water supply outlet (14), one end, corresponding to the high-region heating water, one end of the driven pump chamber (3) far away from the high-region heating water return outlet (11) is provided with a high-region heating water return inlet (16), the high-region heating water supply outlet (14) is connected with a water supply pipe (4), one end of the water supply pipe (4) far away from the high-region heating water supply outlet (14) is connected with a high-region heating system (18), the bottom of the high-region heating system (18) is connected with a water return pipe (7), and one end of the water return pipe (7) far away from the high-region heating system (18) is fixedly connected with the high-region heating water return inlet (16).

2. The new high area direct connection heating circulation pump of claim 1, characterized by: the outer fixed cover of surface of pivot (5) is equipped with shaft coupling (10), just shaft coupling (10) are located between initiative pump chamber (2) and driven pump chamber (3).

3. The new high area direct connection heating circulation pump of claim 1, characterized by: four screws (17) are connected between the bottom plate (12) and the driven pump chamber (3).

4. The new high area direct connection heating circulation pump of claim 1, characterized by: the outer surface of the rotating shaft (5) is fixedly connected with a driving impeller (13) and a driven impeller (15), the driving impeller (13) is located inside the driving pump chamber (2), and the driven impeller (15) is located inside the driven pump chamber (3).

5. The new high area direct connection heating circulation pump of claim 1, characterized by: the high-region heating water supply inlet (9) is communicated with the high-region heating water supply outlet (14), and the high-region heating water return outlet (11) is communicated with the high-region heating water return inlet (16).

6. The new high area direct connection heating circulation pump of claim 1, characterized by: the topmost end of the water supply pipe (4) is connected with a pressure sensor (6) of a heating system in a high area.