CN220750218U

CN220750218U - Leak-proof hydraulic balance adjusting mechanism

Info

Publication number: CN220750218U
Application number: CN202322471244.5U
Authority: CN
Inventors: 王东红; 陈正鹏; 张帅; 于洋; 李文惠
Original assignee: Linfen Heat Power Supply Co ltd
Current assignee: Linfen Heat Power Supply Co ltd
Priority date: 2023-09-12
Filing date: 2023-09-12
Publication date: 2024-04-09
Anticipated expiration: 2033-09-12

Abstract

The utility model relates to the technical field of heat supply pipe networks and discloses a leakage-proof hydraulic balance adjusting mechanism, which comprises a main heat supply pipe, wherein a connecting pipe is fixedly connected to one side surface of the main heat supply pipe, a pressure adjusting mechanism is arranged in the connecting pipe and consists of a switch column, a first disc, a second column and a first column, the switch column is rotatably connected to the inside of the connecting pipe, and the first disc is fixedly connected to the surface of the switch column. This leak protection's balanced adjustment mechanism of water conservancy through being provided with first water pressure sensor, second water pressure sensor, pressure regulating mechanism and PLC controller, but automatically regulated heating network water balance, during the use, first water pressure sensor and second water pressure sensor can respond to the water pressure in main heat supply pipe and the branch heat supply pipe respectively and reinforce, then first water pressure sensor and second water pressure sensor feed back the information to PLC controller department, and the PLC controller can carry out analysis and comparison according to the information received.

Description

Leak-proof hydraulic balance adjusting mechanism

Technical Field

The utility model relates to the technical field of heating pipe networks, in particular to a leak-proof hydraulic balance adjusting mechanism.

Background

In a hot water heating system, hydraulic imbalance is the most common problem, the quality of heat supply is directly influenced, and the economic benefit of a heat supply company is improved, and certain heat supply pipeline flow exceeds the design flow, so that the indoor temperature of residents is overhigh, discomfort is caused to people, the waste of heat supply is caused, pipeline pressure is overlarge, a heat supply pipeline network is possibly damaged, when the flow in the heat supply pipeline network is low, insufficient indoor heat supply of the residents is caused, and the heating requirements of the residents cannot be met.

According to application number 202122415354.0, a hydraulic balance adjusting device for a heating pipe network is disclosed, which is convenient for automatically adjusting hydraulic balance.

The following problems still exist in the actual use process:

(1) The existing heat supply pipe network hydraulic balance adjusting device generally adopts a mode of manually controlling a balance valve to perform balance adjustment, and because the limitation of manual adjustment is large, the heat supply pipe network cannot be subjected to comprehensive and independent hydraulic balance adjusting operation, so that the overall practicability of the hydraulic balance adjusting device of the heat supply pipe network is insufficient

(2) The existing heat supply pipe network does not have backflow prevention performance, backflow phenomenon is easy to occur, and water flow of backflow influences hydraulic balance to a certain extent, so that heating demands of residents are influenced.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a leak-proof hydraulic balance adjusting mechanism which has the advantages of automatically adjusting hydraulic balance and having a backflow preventing function, and solves the problems in the background art.

The utility model provides the following technical scheme: the utility model provides a leak protection's balanced adjustment mechanism of water conservancy, includes main heat supply pipe, one side fixed surface of main heat supply pipe is connected with the connecting pipe, the inside of connecting pipe is provided with pressure regulating mechanism, pressure regulating mechanism comprises switch post, first video disc, second video disc and first cylinder, the inside rotation of connecting pipe is connected with the switch post, the fixed surface of switch post is connected with first video disc, the surface rotation of switch post is connected with the second video disc, the one end fixedly connected with connecting block of second video disc, the last fixed surface of connecting block is connected with the second video disc, the last fixed surface of switch post is connected with first cylinder, one side inner wall fixed mounting of connecting pipe has first water pressure sensor, one side fixed surface of connecting pipe installs the PLC controller, the one end fixedly connected with branch heat supply pipe, the last fixed surface of branch heat supply pipe installs the booster compressor.

Preferably, the inside of dividing the heat supply pipe is provided with check mechanism, check mechanism comprises connecting plate, telescopic link, jam dish and spring, divide the inside fixedly connected with connecting plate of heat supply pipe, one side surface fixedly connected with telescopic link of connecting plate, the one end fixedly connected with of telescopic link blocks up the dish, the spring has been cup jointed on the surface of telescopic link, block up the dish and divide the inner wall between the heat supply pipe and form the flow cavity.

Preferably, an electric push rod is fixedly installed on one side surface of the connecting pipe, an output shaft of the electric push rod is fixedly connected with a pushing block, sliding grooves are formed in two sides of the inner wall of the pushing block, and the second column body and the first column body are located in the sliding grooves.

Preferably, one end of the switch column penetrates through one side surface of the connecting pipe, and a sealing ring is arranged at the penetrating part.

Preferably, the first water pressure sensor and the second water pressure sensor are respectively positioned at two sides of the switch column.

Preferably, the connection parts of the connecting pipes, the main heating pipes and the branch heating pipes are all sleeved with leakage-proof sleeves, and a filter screen is fixedly arranged in the main heating pipes.

Preferably, one end of the spring is fixedly connected with one side surface of the blocking disc, and the other end of the spring is fixedly connected with one side surface of the connecting plate

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

1. this leak protection's balanced adjustment mechanism of hydraulic pressure through being provided with first water pressure sensor, second water pressure sensor, pressure regulating mechanism and PLC controller, but automatically regulated heating network water balance, during the use, first water pressure sensor and second water pressure sensor can respond to the water pressure in main heat pipe and the branch heat pipe respectively and reinforce, then first water pressure sensor and second water pressure sensor feed back the PLC controller department with information, the PLC controller can carry out analysis according to received information and compare, judge the water pressure difference in main heat pipe and the branch heat pipe, according to the water pressure difference, open electric putter, electric putter drives the impeller head and removes, make impeller head promote first cylinder and second cylinder, can drive first disc and second disc rotation, through control first disc and second disc rotation angle, thereby control connecting pipe internal water velocity of flow, the water velocity is little, when pressure difference is little, thereby guarantee that resident indoor temperature keeps in a certain scope, reduce and arouse resident indoor temperature too high or too low, automatic control, do not manually adjust, when the strong water pressure of branch heat pipe's controller opens the heat pipe, the heat supply pump can reach the purpose of balance of the resident, the heat supply of the pressure booster compressor has been guaranteed to the automatic heat supply of resident.

2. This leak protection's balanced adjustment mechanism of water conservancy through being provided with connecting plate, the telescopic link, jam dish and spring, can realize dividing the anti-backflow function of heat supply pipe, avoid appearing the phenomenon of flowing backwards, guaranteed the rivers velocity of flow, during the use, rivers get into dividing in the heat supply pipe, flow the cavity inflow resident indoor later, when rivers flow backwards, the water impact that flows backwards blocks the dish and extrudees, drive the jam dish and remove, make the jam dish and divide the one end laminating of heat supply pipe inner wall, thereby make dividing the heat supply pipe delivery port closure, the water impact that flows backwards blocks the dish back and flows backwards in the resident room, thereby prevent to flow backwards, then divide the one end of heat supply pipe to continue out the water impact to block the dish, and the spring effect resets, the power of both can make the jam dish reset, guaranteed the circulation of rivers, can play the protection effect through the leak protection sleeve, prevent that the pipe connection department from leaking.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the device of the present utility model;

FIG. 2 is a schematic view of the internal structure of the device of the present utility model;

FIG. 3 is a schematic view of the structure of the pressure regulating mechanism of the present utility model;

fig. 4 is a schematic diagram of the structure of the pushing block according to the present utility model.

In the figure: 1. a main heat supply pipe; 2. a connecting pipe; 3. a split heat supply pipe; 4. a pressure regulating mechanism; 5. a non-return mechanism; 6. a connecting plate; 7. a telescopic rod; 8. a blocking disc; 9. a spring; 10. a flow cavity; 11. a first water pressure sensor; 12. a second water pressure sensor; 13. a switch column; 14. a first disc; 15. a second disc; 16. a connecting block; 17. a second column; 18. a first column; 19. an electric push rod; 20. a pushing block; 21. a sliding groove; 22. a PLC controller; 23. a supercharger; 24. a leakage-proof sleeve; 25. and (3) a filter screen.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, 2 and 4, a leakproof hydraulic balance adjusting mechanism comprises a main heat supply pipe 1, a connecting pipe 2 is fixedly connected to one side surface of the main heat supply pipe 1, a pressure adjusting mechanism 4 is arranged in the connecting pipe 2, the pressure adjusting mechanism 4 consists of a switch column 13, a first disc 14, a second disc 15, a second column 17 and a first column 18, the switch column 13 is rotatably connected to the inside of the connecting pipe 2, the first disc 14 is fixedly connected to the surface of the switch column 13, the second disc 15 is rotatably connected to the surface of the switch column 13, one end of the second disc 15 is fixedly connected with a connecting block 16, the upper surface of the connecting block 16 is fixedly connected with the second column 17, the first column 18 is fixedly connected to the upper surface of the switch column 13, an electric push rod 19 is fixedly arranged on one side surface of the connecting pipe 2, a push block 20 is fixedly connected to an output shaft of the electric push rod 19, sliding grooves 21 are formed in two sides of the inner wall of the push block 20, the second column 17 and the first column 18 are located in the sliding grooves 21, one end of the switch column 13 penetrates through one side surface of the connecting pipe 2, one end of the second disc 15 is fixedly connected to the connecting block 16, one end of the second disc is fixedly connected to the connecting block 16, the upper surface of the connecting block 16 is fixedly connected to the connecting block 16, the upper surface of the connecting pipe is fixedly connected to the second column 17, and the second disc is conveniently controlled by the second disc and the water flow, and the hydraulic balance adjusting mechanism is convenient to control the water flow, and the water flow and the first disc 14, and the water flow and the operator can be conveniently controlled, and the water flow and the operator can be conveniently and the control.

Referring to fig. 1 and 2, a first water pressure sensor 11 is fixedly installed on an inner wall of one side of a connecting pipe 2, a second water pressure sensor 12 is fixedly installed on an inner wall of one side of the connecting pipe 2, a PLC controller 22 is fixedly installed on a surface of one side of the connecting pipe 2, a sub-heating pipe 3 is fixedly connected to one end of the connecting pipe 2, a supercharger 23 is fixedly installed on an upper surface of the sub-heating pipe 3, a leakage-proof sleeve 24 is sleeved at a joint of the connecting pipe 2 and the main heating pipe 1 and the sub-heating pipe 3, a filter screen 25 is fixedly installed inside the main heating pipe 1, information is fed back to the PLC controller 22 by the first water pressure sensor 11 and the second water pressure sensor 12, the PLC controller 22 performs analysis and comparison according to the received information, and the PLC controller 22 can control an electric push rod 19 and the supercharger 23, so that automatic adjustment is realized, and practicability is improved.

Referring to fig. 2, the check mechanism 5 is disposed in the branch heat supply pipe 3, the check mechanism 5 is composed of a connecting plate 6, a telescopic rod 7, a blocking disc 8 and a spring 9, the connecting plate 6 is fixedly connected with the inside of the branch heat supply pipe 3, one side surface of the connecting plate 6 is fixedly connected with the telescopic rod 7, one end of the telescopic rod 7 is fixedly connected with the blocking disc 8, the spring 9 is sleeved on the surface of the telescopic rod 7, a flow cavity 10 is formed between the blocking disc 8 and the branch heat supply pipe 3, one end of the spring 9 is fixedly connected with one side surface of the blocking disc 8, and the other end of the spring 9 is fixedly connected with one side surface of the connecting plate 6, so that the backflow prevention function of the branch heat supply pipe can be realized, and the backflow phenomenon is avoided.

When the device is used, water flows into the connecting pipe 2 and the branch heat supply pipe 3 after being filtered by the filter screen 25, the first water pressure sensor 11 and the second water pressure sensor 12 can respectively sense the water pressure in the main heat supply pipe 1 and the branch heat supply pipe 3, then the first water pressure sensor 11 and the second water pressure sensor 12 feed back information to the PLC controller 22, the PLC controller 22 can analyze and compare the water pressure difference between the main heat supply pipe 1 and the branch heat supply pipe 3 according to the received information, the electric push rod 19 is opened according to the water pressure difference, the electric push rod 19 drives the push block 20 to move, the push block 20 drives the first cylinder 18 and the second cylinder 17 to drive the first disc 14 and the second disc 15 to rotate, the rotation angle of the first disc 14 and the second disc 15 is controlled, and when the water flow speed and the pressure difference in the connecting pipe 2 are controlled to be large, the water flow speed is small, the pressure difference is small, the water flow speed is large, thus ensuring that the indoor temperature of residents is kept in a certain range, reducing the excessive high or low temperature in residents, automatically controlling, not manually adjusting, simultaneously when the water pressure of the branch heat supply pipe 3 is too small, the PLC controller 22 can open the booster 23, the booster 23 boosts the branch heat supply pipe 3, ensuring the indoor heat supply quantity of the residents, achieving the purpose of automatically adjusting the water balance of the heat supply pipe network, the water flow enters the branch heat supply pipe 3 and then flows into the residents through the flow cavity 10, when the water flow flows backwards, the water flowing backwards impacts the blocking disc 8 to squeeze, drives the blocking disc 8 to move, enables the blocking disc 8 to be attached to one end of the inner wall of the branch heat supply pipe 3, enables the water outlet of the branch heat supply pipe 3 to be closed, and the water flowing backwards flows backwards to the residents after impacting the blocking disc 8, thus preventing backflow, then, one end of the branch heating pipe 3 is continuously discharged to impact the blocking disc 8, and the spring 9 resets under the action of the force, so that the blocking disc 8 resets under the action of the force of the spring and the spring, and the circulation of water flow is ensured.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a leak protection water conservancy balance adjustment mechanism, includes main heat supply pipe (1), a serial communication port, one side fixed surface of main heat supply pipe (1) is connected with connecting pipe (2), the inside of connecting pipe (2) is provided with pressure regulating mechanism (4), pressure regulating mechanism (4) are by switch post (13), first video disc (14), second video disc (15), second video disc (17) and first column (18) are constituteed, the inside rotation of connecting pipe (2) is connected with switch post (13), the fixed surface of switch post (13) is connected with first video disc (14), the fixed surface of switch post (13) is connected with second video disc (15), the one end fixedly connected with connecting block (16) of second video disc (15), the upper surface fixedly connected with second video disc (17) of connecting block (16), the upper surface fixedly connected with first column (18) of switch post (13), one side inner wall fixed mounting of connecting pipe (2) has first water pressure sensor (11), the fixed surface mounting of connecting pipe (2) has water pressure sensor (12) one side of connecting pipe (2) is connected with PLC fixed surface of connecting pipe (2), the upper surface of the heat distribution and supply pipe (3) is fixedly provided with a supercharger (23).

2. The leak-proof hydraulic balance adjustment mechanism of claim 1, wherein: the inside of branch heat pipe (3) is provided with check mechanism (5), check mechanism (5) are constituteed by connecting plate (6), telescopic link (7), jam dish (8) and spring (9), the inside fixedly connected with connecting plate (6) of branch heat pipe (3), one side fixedly connected with telescopic link (7) of connecting plate (6), one end fixedly connected with jam dish (8) of telescopic link (7), spring (9) have been cup jointed on the surface of telescopic link (7), the inner wall between jam dish (8) and branch heat pipe (3) forms flow cavity (10).

3. The leak-proof hydraulic balance adjustment mechanism of claim 1, wherein: one side surface fixed mounting of connecting pipe (2) has electric putter (19), the output shaft fixedly connected with of electric putter (19) promotes piece (20), sliding groove (21) have all been seted up to the inner wall both sides of promoting piece (20), second post (17) are located the inside of sliding groove (21) with first post (18).

4. The leak-proof hydraulic balance adjustment mechanism of claim 1, wherein: one end of the switch column (13) penetrates through one side surface of the connecting pipe (2), and a sealing ring is arranged at the penetrating part.

5. The leak-proof hydraulic balance adjustment mechanism of claim 1, wherein: the first water pressure sensor (11) and the second water pressure sensor (12) are respectively positioned at two sides of the switch column (13).

6. The leak-proof hydraulic balance adjustment mechanism of claim 1, wherein: the connection parts of the connecting pipe (2) and the main heating pipe (1) and the branch heating pipes (3) are sleeved with leakage-proof sleeves (24), and a filter screen (25) is fixedly arranged in the main heating pipe (1).

7. The leak-proof hydraulic balance adjustment mechanism according to claim 2, wherein: one end of the spring (9) is fixedly connected with one side surface of the blocking disc (8), and the other end of the spring (9) is fixedly connected with one side surface of the connecting plate (6).