CN219160440U

CN219160440U - Hydraulic balancing device

Info

Publication number: CN219160440U
Application number: CN202320083584.8U
Authority: CN
Inventors: 吴海涛; 金涛; 陈乖乖
Original assignee: Central South Architectural Design Institute Co Ltd
Current assignee: Central South Architectural Design Institute Co Ltd
Priority date: 2023-01-29
Filing date: 2023-01-29
Publication date: 2023-06-09
Anticipated expiration: 2033-01-29

Abstract

The application provides a hydraulic balance device, wherein one ends of a plurality of water supply branch pipes are connected to different positions of a water supply main pipe at intervals; one end of each of the plurality of water return branch pipes is respectively connected to different positions of the water return main pipe at intervals, a first static balance valve and a first flowmeter sensor are sequentially arranged at one end, close to the corresponding water return main pipe, of each water return branch pipe, and a first display is arranged on each first flowmeter sensor; one end of each water inlet pipe is connected to different positions of the water supply branch pipe, and the other ends of the water inlet pipes are connected to the water inlets of the corresponding heat exchangers; one end of each water outlet pipe is respectively connected to different positions of the water return branch pipe, and the other ends of the water outlet pipes are respectively connected to water outlets of the corresponding heat exchangers; and each water outlet pipe is sequentially provided with a second static balance valve and a second flowmeter sensor, and the second flowmeter sensors are respectively provided with a second display. The device can improve the debugging efficiency of the water system and can also improve the debugging accuracy and reliability.

Description

Hydraulic balancing device

Technical Field

The application relates to the field of water systems, and in particular relates to a hydraulic balancing device.

Background

The static balance valve is an important measure for solving the problem of hydraulic imbalance of a heating and water-supplying system, but the balance of the valve is very complicated, and professional staff is required to know the design flow and the specification size of the balance valve, the flow-pressure difference-opening line diagram (when the pressure difference meter is adopted for adjustment) of the balance valve and the like, and the specific balance steps are as follows: connecting a pressure taking hose of the debugging instrument to a pressure taking inlet and a pressure taking outlet of the balance valve according to requirements; then regulating the balance valve to the maximum opening, and reading the measured flow value of the point from a debugging instrument or a flow-pressure difference-opening diagram according to the opening and the measured pressure difference value; then comparing the measured flow with the designed flow, if not, adjusting the opening of the balance valve, and finding out the actual flow value from the debugging instrument or the flow chart according to the new opening and the differential pressure value until the measured flow is consistent with the designed flow; and finally, gradually balancing the water pump from the extreme end until the flow rates of all the extreme ends reach the balance.

However, this way of balanced debugging is too cumbersome and very inconvenient to operate.

Disclosure of Invention

One of the purposes of the present application is to provide a hydraulic balancing device, so as to solve the problem that the debugging of the existing static balancing valve is very complicated.

The technical scheme of the application is as follows:

a hydraulic balancing device comprises a water pump, a water supply main pipe, a water return main pipe, a plurality of water supply branch pipes, a plurality of water return branch pipes, a plurality of water inlet pipes, a plurality of water outlet pipes and a plurality of heat exchangers; one end of the water supply main pipe is connected to the water pump; one end of the backwater main pipe is connected to the water pump; one end of each water supply branch pipe is connected to different positions of the water supply main pipe at intervals; one end of each water return branch pipe is respectively connected to different positions of the water return main pipe at intervals, the water return branch pipes correspond to the water supply branch pipes one by one, a first static balance valve and a first flowmeter sensor are sequentially arranged at one end, close to the corresponding water return main pipe, of each water return branch pipe, and a first display is arranged at each first flowmeter sensor; one end of each water inlet pipe is connected to different positions of the corresponding water supply branch pipe, and the other end of each water inlet pipe is connected to the corresponding water inlet of the corresponding heat exchanger; one end of each water outlet pipe is respectively connected to different positions of the water return branch pipe, and the other ends of the water outlet pipes are respectively connected to the corresponding water outlets of the heat exchangers; and each water outlet pipe is sequentially provided with a second static balance valve and a second flowmeter sensor, and the second flowmeter sensors are respectively provided with a second display.

As a technical scheme of the application, the water supply main pipe and the backwater main pipe are respectively arranged in the water pipe well at intervals in parallel.

As a technical scheme of this application, return water branch pipe and corresponding water supply branch pipe parallel interval sets up.

As a technical scheme of the application, the water inlet pipe and the corresponding water outlet pipe are arranged at intervals in parallel.

As an aspect of the present application, the second static balance valve and the second flowmeter sensor are both close to the heat exchanger.

As a technical scheme of this application, the water supply branch pipe with return water branch pipe all has three.

As a technical scheme of this application, every all parallel interval installs three on the water supply branch pipe the inlet tube, and every all parallel interval installs three on the return water branch pipe the outlet pipe.

The beneficial effects of this application:

in the hydraulic balancing device, the flowmeter sensor with the display is arranged in front of the static balancing valve, a debugging person can directly acquire a flow value according to data on the display on the flowmeter sensor, then the opening of the static balancing valve is adjusted until the measured flow is consistent with the required flow, and finally the hydraulic balancing device is balanced step by step to complete the whole balancing work, a debugging instrument is not needed, related information of the balancing valve is not needed to be acquired, the debugging time can be greatly reduced to realize balance, and the labor cost is reduced; therefore, the debugging efficiency of the static balance valve of the water system can be effectively improved, the debugging accuracy, reliability and convenience can be improved, the debugging time and labor cost are reduced, and a more convenient mode is provided for the operation and maintenance of the heating and ventilation water system.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present application and therefore should not be considered as limiting the scope, and that other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic diagram of a hydraulic balancing device according to an embodiment of the present application.

Icon: 1-a water pump; 2-a water supply main pipe; 3-backwater main pipe; 4-a water supply branch pipe; 5-a backwater branch pipe; 6-a water inlet pipe; 7-a water outlet pipe; 8-a heat exchanger; 9-a first static balancing valve; 10-a first flow meter sensor; 11-a first display; 12-a second static balancing valve; 13-a second flowmeter sensor; 14-a second display.

Detailed Description

For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present application, as provided in the accompanying drawings, is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present application, it should be noted that, the azimuth or positional relationship indicated by the terms "upper", "lower", etc. are based on the azimuth or positional relationship shown in the drawings, or the azimuth or positional relationship that the inventive product is conventionally put in use, are merely for convenience of describing the present application and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and therefore should not be construed as limiting the present application.

Furthermore, in this application, unless expressly stated or limited otherwise, a first feature may include first and second features being in direct contact, either above or below, or through additional features being in contact therewith. Moreover, the first feature being above, over, and on the second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being below, beneath, and beneath the second feature includes the first feature being directly below and obliquely below the second feature, or simply indicates that the first feature is less level than the second feature.

Furthermore, the terms "horizontal," "vertical," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present application, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "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; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context.

Examples:

referring to fig. 1, the present application provides a hydraulic balancing device, which mainly includes a water pump 1, a water supply main pipe 2, a water return main pipe 3, a plurality of water supply branch pipes 4, a plurality of water return branch pipes 5, a plurality of water inlet pipes 6, a plurality of water outlet pipes 7, and a plurality of heat exchangers 8; one end of the water supply main pipe 2 is connected to the water pump 1; one end of the backwater main pipe 3 is connected to the water pump 1; meanwhile, one ends of the plurality of water supply branch pipes 4 are respectively connected to different positions of the water supply main pipe 2 at intervals; one end of each of the plurality of water return branch pipes 5 is connected to different positions of the water return main pipe 3 at intervals, the water return branch pipes 5 are in one-to-one correspondence with the water supply branch pipes 4, a first static balance valve 9 and a first flowmeter sensor 10 are sequentially arranged at one end, close to the corresponding water return main pipe 3, of each water return branch pipe 5, and a first display 11 is arranged on each first flowmeter sensor 10; in addition, one end of the plurality of water inlet pipes 6 is respectively connected to different positions of the water supply branch pipe 4, and the other ends are respectively connected to the water inlets of the corresponding heat exchangers 8; meanwhile, one ends of the water outlet pipes 7 are respectively connected to different positions of the water return branch pipe 5, and the other ends are connected to water outlets of the corresponding heat exchangers 8; a second static balance valve 12 and a second flowmeter sensor 13 are sequentially arranged on each water outlet pipe 7, and a second display 14 is arranged on each second flowmeter sensor 13.

The water supply main pipe 2 and the water return main pipe 3 are installed in the water pipe well at parallel intervals, respectively. And, the backwater branch pipes 5 are arranged in parallel with the corresponding water supply branch pipes 4 at intervals. Furthermore, the water inlet pipe 6 is arranged in parallel with the corresponding water outlet pipe 7 at intervals. And, the second static balance valve 12 and the second flowmeter sensor 13 are both close to the heat exchanger 8.

It should be noted that, the water supply branch pipe 4 and the water return branch pipe 5 are three; in other embodiments, the number of the water supply branch pipes 4 and the water return branch pipes 5 can be designed in different numbers according to actual use requirements. In addition, three water inlet pipes 6 are arranged on each water supply branch pipe 4 at intervals in parallel, and three water outlet pipes 7 are arranged on each water return branch pipe 5 at intervals in parallel; in other embodiments, the number of the water inlet pipes 6 and the water outlet pipes 7 can be designed in different numbers according to actual use requirements.

The debugging mode of the device is as follows:

the water supply and return in the air-conditioning water system is transported to each heat exchanger 8 under the action of the water pump 1, and the farther the tail end is, the larger the resistance loss is along the way, so that the water flow is insufficient, and the closer the tail end is, the resistance loss is less, and the phenomenon of overcurrent possibly occurs, so that in order to solve the problem of uneven water flow distribution, a hydraulic balance device is needed to be adopted for the whole water system, namely, a second static balance valve 12 and a second flowmeter sensor 13 are arranged in front of each heat exchanger 8; the actual flow value is obtained through the second display 14 on the second flowmeter sensor 13, the hand wheel on the second static balance valve 12 is rotated to match the numerical value of the second display 14 with the design flow, so that hydraulic adjustment of the heat exchanger 8 at the far end is completed, then the flow of the other heat exchangers 8 is adjusted to be the same as the flow of the heat exchanger 8 at the far end in sequence from far to near according to the flow, hydraulic balance adjustment of an air conditioner water supply and return branch on the far end line is completed, hydraulic adjustment of the other air conditioner water supply and return branches is further completed in sequence from far to near according to the flow, finally the frequency of the water pump 1 is adjusted, and the flow value of the second display 14 on the heat exchanger 8 is changed to the design flow value, so that hydraulic balance of the whole air conditioner water system is completed.

In summary, in the hydraulic balancing device, the flow meter sensor with the display is arranged in front of the static balancing valve, a debugger can directly acquire the flow value according to the data on the display on the flow meter sensor, then the opening of the static balancing valve is adjusted until the measured flow is consistent with the required flow, and finally the hydraulic balancing device is balanced step by step, so that the whole balancing work is completed, a meter is not required to be debugged, related information of the balancing valve is not required to be acquired, the debugging time is greatly reduced, the balancing is realized, and the labor cost is reduced; therefore, the debugging efficiency of the static balance valve of the water system can be effectively improved, the debugging accuracy, reliability and convenience can be improved, the debugging time and labor cost are reduced, and a more convenient mode is provided for the operation and maintenance of the heating and ventilation water system.

The foregoing description is only of the preferred embodiments of the present application and is not intended to limit the same, but rather, various modifications and variations may be made by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. The hydraulic balancing device is characterized by comprising a water pump, a main water supply pipe, a main water return pipe, a plurality of water supply branch pipes, a plurality of water return branch pipes, a plurality of water inlet pipes, a plurality of water outlet pipes and a plurality of heat exchangers; one end of the water supply main pipe is connected to the water pump; one end of the backwater main pipe is connected to the water pump; one end of each water supply branch pipe is connected to different positions of the water supply main pipe at intervals; one end of each water return branch pipe is respectively connected to different positions of the water return main pipe at intervals, the water return branch pipes correspond to the water supply branch pipes one by one, a first static balance valve and a first flowmeter sensor are sequentially arranged at one end, close to the corresponding water return main pipe, of each water return branch pipe, and a first display is arranged at each first flowmeter sensor; one end of each water inlet pipe is connected to different positions of the corresponding water supply branch pipe, and the other end of each water inlet pipe is connected to the corresponding water inlet of the corresponding heat exchanger; one end of each water outlet pipe is respectively connected to different positions of the water return branch pipe, and the other ends of the water outlet pipes are respectively connected to the corresponding water outlets of the heat exchangers; and each water outlet pipe is sequentially provided with a second static balance valve and a second flowmeter sensor, and the second flowmeter sensors are respectively provided with a second display.

2. The hydraulic balance device of claim 1 wherein the water supply main and the return main are each installed in parallel and spaced apart relationship in a water tube well.

3. The hydraulic balancing apparatus of claim 1, wherein the return branch pipes are arranged in parallel with the corresponding water supply branch pipes at intervals.

4. The hydraulic balancing device of claim 1, wherein the inlet pipe is spaced apart from the corresponding outlet pipe in parallel.

5. The hydraulic balancing apparatus of claim 1, wherein the second static balancing valve and the second flowmeter sensor are both proximate to the heat exchanger.

6. The hydraulic balancing apparatus of claim 1, wherein the water supply branch pipe and the water return branch pipe are each three.

7. The hydraulic balance device according to claim 1, wherein three water inlet pipes are installed on each water supply branch pipe at parallel intervals, and three water outlet pipes are installed on each water return branch pipe at parallel intervals.