CN216716339U

CN216716339U - Wisdom building thermal balance unit

Info

Publication number: CN216716339U
Application number: CN202123322365.0U
Authority: CN
Inventors: 赵中文; 孙学林; 张三勇; 赵宇豪
Original assignee: Fris Smart Heating Anshan Co ltd
Current assignee: Fris Smart Heating Anshan Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-06-10
Anticipated expiration: 2031-12-27

Abstract

The utility model relates to an intelligent building thermal balance unit, belonging to the technical field of heating. The other part enters the inlet of the water pump again through the check valve, so that the mixing of the tertiary return water and the secondary water supply is realized, the mixing amount is influenced by the opening degree of the dynamic balance electric regulating valve, and the check valve plays a role in single-phase conduction. The second branch of the device adopts a dynamic balance electric regulating valve, and the dynamic balance function of the device ensures that the flow control is not influenced by the pressure fluctuation of an external network, thereby realizing the hydraulic thermodynamic balance among buildings; the three-circuit branch static balance valve is used for adjusting the opening degree through the designed flow; the device can adjust the dynamic balance electric adjusting valve of the two-circuit branch to control heat according to outdoor temperature change, and heat supply and accurate heat supply can be realized according to needs.

Description

Wisdom building thermal balance unit

Technical Field

The utility model relates to the technical field of heating, in particular to an intelligent building heat balance unit.

Background

In a heating system, a thermal imbalance phenomenon of uneven cold and heat generally exists due to hydraulic imbalance. In order to improve the heat supply effect and overcome the phenomenon of imbalance of the thermal working conditions, the operation mode of large flow and small temperature difference is commonly adopted at home at present, sometimes the operation flow of the two networks exceeds the requirement of overcoming the imbalance of the thermal, but the power consumption of the circulating pump is wasted.

At present, a method of a heat exchange station is adopted, but the heat supply load of the existing heat exchange station is large, a heat exchange unit is fixedly arranged in a set mode, all accessories are integrated on a base, the size is large, the transportation is inconvenient, the requirements on field installation conditions are strict, the heat supply mode is not fine, and the defects of unbalanced heat supply, high energy consumption and the like exist. Especially, when the heating area is large and the difference of the building thermal load is large, the problems of unbalanced heat supply and high energy consumption exist.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems, the present invention provides an intelligent building thermal balance unit. The dynamic balance electric regulating valve is adopted in the two-circuit branch, and the dynamic balance function of the dynamic balance electric regulating valve ensures that the flow control is not influenced by the pressure fluctuation of an external network, thereby realizing the hydraulic thermodynamic balance among buildings. The device can adjust the dynamic balance electric adjusting valve of the two-circuit branch to control heat according to outdoor temperature change, and heat supply and accurate heat supply can be realized according to needs.

The utility model is realized by adopting the following method: a thermal balance unit for intelligent building is composed of secondary water supply pipeline, tertiary water supply pipeline and controller; the secondary water supply pipeline enters the dirt separator through the shutoff valve, is connected with the first dirt separator to filter water quality, solves the problem of blockage, is connected with the water pump through the outlet of the first dirt separator, is connected with the second shutoff valve through the outlet pipeline of the water pump, and is connected with the building heat supply pipeline through the outlet pipeline of the second shutoff valve.

Preferably, the cubic supply channel for building heat supply pipeline exit linkage cubic return water third shut-off valve, third shut-off valve exit tube coupling second dirt separator, the second dirt separator filters quality of water, static balance valve is connected to second dirt separator exit end, static balance valve exit end divides two pipelines, first pipeline is through dynamic balance electrical control valve, get back to the secondary pipeline through third shut-off valve, the other end is through check valve tube coupling water pump entry, realize the mixture of cubic return water and secondary water supply, the mixing volume is influenced by dynamic balance electrical control valve aperture, the check valve plays the effect of single-phase conduction, secondary supply channel system can't directly get into the return water system. The water pump provides circulating power of the tertiary water supply system.

Preferably, the water pump adopts a 3-speed canned motor pump, and the rotating speed is adjusted according to the design head.

Preferably, the controller part of the thermal balance unit for the intelligent building adopts a first pressure sensor of a secondary water supply pipeline, a first temperature sensor of a secondary water return pipeline, a second pressure sensor of a tertiary water supply pipeline, a second temperature sensor of the secondary water return pipeline and a third pressure sensor of the tertiary water return pipeline, which are respectively connected with the controller for data acquisition.

Preferably, the dynamic balance electric regulating valve for secondary water return is connected with the controller, and valve position control is carried out according to a control signal of the controller.

Preferably, the water pumps for supplying water in the three water circuits are connected with a controller to control the starting and stopping of the water pumps.

Preferably, the controller is connected with a fourth temperature sensor in the building heat supply pipeline system. And controlling the heating temperature by referring to the change of the outdoor temperature.

Preferably, the DTU Internet of things module is connected with the controller, and is used for data communication, weather data issuing and running state uploading.

Compared with the prior art, the utility model has the beneficial effects that:

1) the device has simple and compact structure, adopts I-shaped structural design, realizes a water mixing structure, and can be vertically or horizontally installed;

2) the water mixing function is realized by adopting an I-shaped structural design and the application of a check valve, a water pump and a dynamic balance electric regulating valve;

3) the second branch adopts a dynamic balance electric regulating valve, and the dynamic balance function of the second branch ensures that the flow control is not influenced by the pressure fluctuation of an external network, thereby realizing the hydraulic and thermal balance among buildings;

4) the three-circuit branch static balance valve is used for adjusting the opening degree through the designed flow;

5) the decoupling operation of the secondary network and the tertiary network, the variable flow operation of the secondary network and the constant flow operation of the tertiary network are realized;

6) according to different buildings, the heating temperature is controlled by referring to the change of the outdoor temperature, so that the heating according to the requirement is realized;

the indoor temperature is collected and fed back, the operation parameters are guided to carry out self-correction and self-regulation, and constant-temperature heating is realized;

7) time-sharing heat supply is carried out according to different building use times; the indoor temperature is kept stable, constant-temperature heating is realized, the comfort level is greatly improved, and energy conservation and emission reduction are realized.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

The labels shown in the figures: 1-1, a first shutoff valve; 1-2, a second shut-off valve; 1-3, a third shutoff valve; 1-4, a fourth shutoff valve; 2-1, a first dirt separator; 2-2, a second dirt separator; 3. a dynamic balance electric control valve; 4. a check valve; 5. a water pump; 6. a static balancing valve; 7-1, a first pressure sensor; 7-2, a second pressure sensor; 7-3, a third pressure sensor; 8-1, a first temperature sensor; 8-2, a second temperature sensor; 8-3, a third temperature sensor; 8-4, an indoor temperature sensor; 9. a controller; 10. a DTU Internet of things module; 11. building heat supply pipeline system.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

See FIG. 1 for an illustration: a thermal balance unit for intelligent building is composed of secondary water supply pipeline, tertiary water supply pipeline and controller 9. The secondary water supply pipeline system is connected with a first dirt separator 2-1 through a first shutoff valve 1-1, the first dirt separator 2-1 filters water quality, the problem of blockage is solved, a pipeline outlet of the first dirt separator 2-1 is connected with a water pump 5, an outlet pipeline of the water pump 5 is connected with a second shutoff valve 1-2, and an outlet pipeline of the second shutoff valve 1-2 is connected with a building heat supply pipeline 11.

The tertiary water supply pipeline is a tertiary water return pipeline at the outlet of a building heat supply pipeline 11 and is connected with a third shut-off valve 1-3, the outlet pipeline of the third shut-off valve 1-3 is connected with a second dirt separator 2-2, the outlet end of the second dirt separator 2-2 is connected with a static balance valve 6, the outlet end of the static balance valve 6 is divided into two pipelines, the first pipeline passes through a dynamic balance electric regulating valve 3 and returns to the secondary water supply pipeline through the third shut-off valve 1-3, the other end of the first pipeline passes through a check valve 4 and is connected with the inlet of a water pump 5, the mixing amount of the tertiary water return and the secondary water supply is realized, the mixing amount is influenced by the opening degree of the dynamic balance electric regulating valve 3, the check valve 4 plays a single-phase conduction role, and the secondary water supply pipeline system cannot directly enter a water return system. The water pump 5 provides the circulating power of the tertiary water supply system.

The water pump 5 adopts a 3-speed shield pump, and the rotating speed is adjusted according to the designed lift.

The intelligent building heat balance unit controller 9 part adopts a first pressure sensor 7-1 and a first temperature sensor 8-1 of a secondary water supply pipeline, a third temperature sensor 8-3 of secondary water return, a second pressure sensor 7-2 of tertiary water supply, a second temperature sensor and a third pressure sensor 7-3 of 8-2 tertiary water return which are respectively connected with the controller 9 for data acquisition.

The dynamic balance electric regulating valve 3 for secondary water return is connected with the controller 9, and the valve position opening degree is controlled according to a control signal of the controller 9. The water pump 5 for supplying water in the three water circuits is connected with the controller 9 to control the start and stop of the water pump 5. The controller 9 is connected with the indoor temperature sensor 8-4. And controlling the heating temperature by referring to the change of the outdoor temperature. The DTU Internet of things module 10 is connected with the controller 9, and is used for data communication, weather data issuing and running state uploading.

The above description is only an embodiment of the present invention, and the specific structures and characteristics of the embodiments are not described in detail herein. It will be apparent to those skilled in the art that modifications may be made without departing from the inventive arrangements and these are to be considered in the full scope of the utility model.

Claims

1. The utility model provides an wisdom building thermal balance unit which characterized in that: the heat balance unit pipeline comprises a secondary water supply pipeline, a tertiary water supply pipeline and a controller (9), wherein the secondary water supply pipeline is connected with a first dirt remover (2-1) pipeline through a first shutoff valve (1-1), a first dirt remover (2-1) pipeline outlet is connected with a water pump (5), an outlet pipeline of the water pump (5) is connected with a second shutoff valve (1-2), and an outlet pipeline of the second shutoff valve (1-2) is connected with a building heat supply pipeline (11).

2. The intelligent building heat balance unit as claimed in claim 1, wherein: the tertiary water supply pipeline is that tertiary return water pipeline connection third shut-off valve (1-3) of building heat supply pipeline (11) export, third shut-off valve (1-3) exit tube connect second scrubbing ware (2-2), static balance valve (6) are connected to second scrubbing ware (2-2) exit end, static balance valve (6) exit end divides two pipelines, first pipeline is through dynamic balance electrical control valve (3), get back to the secondary water supply pipeline through third shut-off valve (1-3), the other end is through check valve (4) tube coupling water pump (5) entry.

3. The intelligent building heat balance unit as claimed in claim 1, wherein: the water pump (5) is a three-speed canned motor pump.

4. The intelligent building heat balance unit as claimed in claim 1, wherein: the heat balance unit controller (9) is respectively connected with a first pressure sensor (7-1) and a first temperature sensor (8-1) of a secondary water supply pipeline, a third temperature sensor (8-3) of secondary water return, a second pressure sensor (7-2) and a second temperature sensor of tertiary water supply and a third pressure sensor (7-3) of tertiary water return (8-2).

5. The intelligent building heat balance unit of claim 4, wherein: and the dynamic balance electric regulating valve (3) for secondary backwater is connected with the controller (9).

6. The intelligent building heat balance unit as claimed in claim 1, wherein: the water pump (5) is connected with the controller (9).

7. The intelligent building heat balance unit as claimed in claim 1, wherein: the controller (9) is connected with an indoor temperature sensor (8-4).

8. The intelligent building heat balance unit as claimed in claim 1, wherein: the controller (9) is connected with the DTU Internet of things module (10).