CN217003140U

CN217003140U - Electrodynamic type heating installation automatic control device that leaks

Info

Publication number: CN217003140U
Application number: CN202220864847.4U
Authority: CN
Inventors: 信众; 信鑫
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-04-15
Filing date: 2022-04-15
Publication date: 2022-07-19
Anticipated expiration: 2032-04-15

Abstract

The utility model discloses an electric automatic control device for water leakage of a heating system, which relates to the field of water supply of heating systems and is characterized in that a control valve is provided with a gland, an electromagnet, a diaphragm and a diversion hole, the gland is in sealing connection with the control valve, a sealing ring is arranged between the gland and the control valve, the diaphragm is arranged between the gland and the control valve, and the diaphragm, the gland and the control valve are all in sealing connection to ensure the sealing performance of the control valve; a main water flow channel and a valve body diversion hole are formed in the control valve, a valve body baffle is arranged in the main water flow channel, the permanent magnet is arranged on the inner side of the main water flow channel, the main water flow channel is provided with a magnet sucker matched with the permanent magnet, and the magnet sucker is connected with the diaphragm; the utility model realizes the periodic water supply and the automatic water leakage detection of the heating system, can monitor the static water pressure and the water leakage condition of the heating system when the control valve is completely closed in real time, and can detect the flowing water pressure and the water leakage condition of the heating system when the control valve is communicated with water.

Description

Electric automatic water leakage control device for heating system

Technical Field

The utility model relates to the field of water supply of heating systems, in particular to an electric automatic water leakage control device for a heater.

Background

Winter every year, during the central heating in north, often take place in the user family because of reasons such as heating pipe line corrosion, radiator fracture cause the family to run out water, cause the loss. The leakage can be found and treated in time and rapidly, so that the loss can be reduced, and the safety insurance is added to the household heating system.

Among the current heating system, mechanical valve control heating system's business turn over water is used always, is difficult to detect heating system's the condition of leaking, and the difficult discovery of the condition of leaking leads to user's furniture or floor to damage, causes the heating temperature in the family to reduce simultaneously.

SUMMERY OF THE UTILITY MODEL

The utility model provides an electric automatic water leakage control device for a heating system, which realizes automatic control of water supply of the heating system, monitors the water leakage condition of the heating system, and closes the heating system when the heating system leaks water, thereby preventing the property loss caused by water leakage of the heating system.

The utility model specifically adopts the technical scheme that:

an electric automatic control device for water leakage of a heating system comprises a control valve and is characterized in that the control valve is provided with a gland, an electromagnet, a diaphragm and a diversion hole, the gland is in sealing connection with the control valve, a sealing ring is arranged between the gland and the control valve, the diaphragm is arranged between the gland and the control valve, and the diaphragm, the gland and the control valve are in sealing connection, so that the sealing performance of the control valve is ensured;

the control valve is internally provided with a main water flow channel and a valve body diversion hole, a valve body baffle is arranged in the main water flow channel, two sides of the valve body baffle are respectively arranged as a water inlet side and a water outlet side, and the valve body baffle is matched with the membrane and used for opening and closing the main water flow channel;

when the control valve is opened and the water pressure at the two sides of the diaphragm is flowing water pressure, the water flow in the water flow main channel impacts the diaphragm, the diaphragm is protruded upwards under the impact pressure of the water flow, the water flow main channel is opened, and a heating system supplies water; when the control valve is closed, the water pressure on the two sides of the diaphragm is static water pressure, the diaphragm is connected with the valve body baffle, the water flow in the water flow main channel is stopped, and the heating system stops supplying water;

the permanent magnet is arranged on the inner side of the water flow main channel, the water flow main channel is provided with a magnet sucker matched with the permanent magnet, the magnet sucker is provided with a connecting rod, and the connecting rod is connected with the diaphragm;

when the control valve is closed, water flow is stopped, the pressure of the upper cavity and the pressure of the lower cavity of the diaphragm are balanced, the magnet sucker is attracted by the permanent magnet at the moment, the magnet sucker drives the diaphragm to deform downwards through the connecting rod and is tightly connected with the valve body baffle, and the control valve is closed;

the water inlet diversion hole is communicated with the gland diversion hole, and the water inlet diversion hole and the water outlet diversion hole are communicated with the water flow main channel through the valve body diversion hole; a slidable magnetic core is arranged in the electromagnet, the magnetic core is used for controlling the opening and closing of the diversion hole, the electromagnet is controlled by a control device, the up-and-down sliding of the magnetic core is realized, when the magnetic core slides downwards to the upper end of the diversion hole of the magnetic core, the diversion hole of the magnetic core is blocked, the water flow in the gland is stopped, the water flow sequentially passes through the diversion hole of the valve body and the water inlet diversion hole to reach the diversion hole of the gland, the pressure difference between the diversion hole of the gland and the water flow in the main water flow channel is reduced, the permanent magnet adsorbs the magnet sucker to slide downwards, the magnet sucker drives the diaphragm to deform downwards to the valve body baffle, and the control valve is closed; when the magnetic core upwards slided, the pilot hole was opened, and rivers are downthehole pilot hole, magnetic core groove, magnetic core water conservancy diversion hole, play water conservancy diversion hole in the gland water conservancy diversion in proper order and arrive the play water side of rivers main channel, and at this moment, the rivers of diaphragm both sides are flowing water pressure, and the rivers impact the diaphragm in the rivers main channel, and the diaphragm is upwards protruding deformation, and the rivers circulation, the control valve is opened, and rivers get into heating system.

Furthermore, the water outlet side of the control valve is set to be a water outlet, a fixing block and a flow limiting disc are arranged in a water flow main channel on the water outlet side, a reset hole and a fixing block water through hole are formed in the fixing block, a positioning block is fixed in the reset hole, a sliding rod capable of sliding is arranged in the positioning block and connected with the flow limiting disc, and a reset spring is arranged on the sliding rod.

Under extreme conditions, liquid suddenly bursts in a flowing time period, when large-flow water leaks, the two detection values of a detection component are zero, the problem that the detection values cannot be compared occurs, the pipeline suddenly bursts, large-flow water impacts a flow limiting disc, the flow limiting disc slides towards a fixed block, a water hole of the fixed block is blocked by the flow limiting disc, water flow is stopped, the water pressure on two sides of a diaphragm is equal, the diaphragm is attracted with an electromagnetic chuck through a permanent magnet to drive the diaphragm to deform downwards to be tightly connected with a valve body baffle, closing of a control valve is achieved, and the burst pipeline is prevented from continuously leaking water to cause loss.

When the heating system leaks, the diaphragm and the one-way valve on the control valve form external pressure difference, the water pressure in the heating system is smaller than the water pressure in the water inlet pipe and the water outlet pipe, the force formed by the pressure difference further acts on the diaphragm, the sealing performance between the diaphragm and the valve body baffle is further improved, the sealing effect is enhanced, and the heating system is prevented from continuing to leak.

Furthermore, reset holes are formed in the flow limiting disc, after the pipeline of the heating system is maintained, the control valve is opened, water flows into the space between the flow limiting disc and the fixed block through the reset holes, the flow limiting disc pushes the flow limiting disc to be far away from the fixed block through the thrust of the reset spring, the water flows out through the water through holes of the fixed block, when the flow limiting disc moves to be kept in a stable state, the pressure difference of the water flows on two sides of the flow limiting disc is reduced, the control valve is opened, and water is supplied to the heating system.

Furthermore, a first adjusting hole is formed in the control valve, a first adjusting screw with adjustable depth is connected to the first adjusting hole in a threaded mode, and the first adjusting screw is connected with the permanent magnet. The first adjusting screw is adjusted to adjust the distance between the permanent magnet and the magnet sucker, and the optimal adsorption and separation distance is adjusted to ensure the optimal closing state of the control valve.

Furthermore, a second adjusting hole is formed in the pressing cover and communicated with the water inlet diversion hole, and a second adjusting screw with the adjustable depth is connected to the inner thread of the second adjusting hole. The water inlet flow of the water inlet diversion hole can be adjusted by adjusting the depth of the second adjusting screw, so that the closing speed of the control valve is adjusted. The second adjusting screw is used for adjusting the flow of the valve body in the production debugging process of the control valve, and the depth of the second adjusting screw is not required to be adjusted after the control valve is put into production, so that the second adjusting screw can also be arranged on a fixed connection and a pressure cover.

Furthermore, a limiting groove is formed in the water inlet side of the water flow main channel, a rotary filter screen is arranged in the limiting groove, the rotary filter screen can freely slide in the limiting groove, and the rotary filter screen is rotated through water flow impact.

Furthermore, the rotary filter screen is provided with a filter screen and a filter screen shell, a filter screen cavity is formed in the filter screen shell, and water flow passes through the filter screen to filter impurities in the water flow and protect the control valve and the heating system.

Furthermore, a filter screen water guide hole is formed in the filter screen shell, the limiting groove is communicated with the valve body water guide hole, the filter screen water guide hole is communicated with the valve body water guide hole through the limiting groove, heating water is filtered by the filter screen and then enters the filter screen cavity, water enters the valve body water guide hole through the filter screen water guide hole and then enters the valve body, the smoothness of the hole in the valve body is guaranteed, and the situation that silting up affects the performance of the control valve is avoided.

Furthermore, the control device also comprises a control device and a pressure detection head, the electromagnetic valve and the pressure detection head are both connected with the control device, and the electromagnetic valve and the pressure detection head are both controlled by the control device to operate.

Further, seted up on the gland and detected the chamber, pressure detection head locates and detects the intracavity, detect the chamber with magnetic core water conservancy diversion hole intercommunication, the play water pressure of rivers main channel side is the same with heating system's water pressure for heating system's pressure detection.

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

(1) the control device, the control valve and the pressure detection head are arranged, so that the automatic control of water inlet and outlet of the heating system is realized, and meanwhile, the water leakage fault of the heating system is detected.

(2) The rotary filter screen is arranged to protect the control valve and the pipeline of the heating system, so that impurities are prevented from entering the valve body or the pipeline, silting occurs, the performance of the valve body is influenced, and the pipeline of the heating system is blocked to influence the heating effect.

(3) Through setting up current-limiting disc and fixed block, when effectively having avoided heating system pipeline to take place to burst, rivers take place large-traffic leakage, cause user's loss.

Drawings

FIG. 1 is a schematic diagram of the construction of the control valve of the present invention;

FIG. 2 is a schematic structural view of the connection between the current limiting plate and the fixing block according to the present invention;

FIG. 3 is a schematic structural diagram of a rotary filter screen according to the present invention;

fig. 4 is a schematic structural diagram of an electric automatic heating water leakage control device according to the present invention.

In the figure: the device comprises a control device 1, an electromagnet 2, a pressure detection head 3, a control valve 4, a gland 5, a one-way valve 6, a flow limiting disc 7, a rotary filter screen 8, a fixed block 9, a permanent magnet 10, a first adjusting screw 11, a magnet sucker 12, a heating system 13, a fixed cap 14 and a diaphragm 15, wherein the electromagnet 3 is arranged on the rotary filter screen;

21 core springs, 22 cores;

41 valve body diversion holes, 42 water flow main channels, 43 valve body baffles, 44 first adjusting holes and 45 water outlets;

51 second adjusting hole, 52 second adjusting screw, 53 water inlet guide hole, 54 guide hole, 55 magnetic core guide hole, 56 water outlet guide hole, 57 detection cavity, 58 magnetic core groove and 59 gland guide hole;

71 a reset hole, 72 a sliding rod;

81 filter screens, 82 filter screen water guide holes, 83 filter screen shells and 84 filter screen cavities;

91 return spring, 92 fixed sleeve, 93 fixed block limber hole, 94 locating piece, 95 reset holes.

Detailed Description

The utility model is further described with reference to the following figures and examples.

As shown in fig. 1, a sealing ring is arranged between the electromagnet 2 and the gland 5 to realize the sealing connection between the electromagnet 2 and the gland 5, the magnetic core 22 is arranged at the water inlet of the magnetic core diversion hole 55, and the control device 1 realizes the up-and-down movement of the magnetic core 22 by adjusting the opening or closing of the electromagnet 2, so as to control the opening or closing of the magnetic core diversion hole 55, thereby controlling the opening or closing of the control valve 4. Be equipped with magnetic core spring 21 on magnetic core 22 for when magnetic core 22 stopped up the import of magnetic core water conservancy diversion hole 55, increase the pressure that magnetic core 22 pressed to magnetic core groove 58, when guaranteeing control valve 4 and closing, the leakproofness between magnetic core 22 and the magnetic core water conservancy diversion hole 55.

Establish the sealing washer between control valve 4 and gland 5, and diaphragm 15 locates between control valve 4 and gland 5, diaphragm 15 establishes to the mantle that has the deformation function, diaphragm 15 locates directly over valve body baffle 43, diaphragm 15 and valve body baffle 43 are jointly cut apart into water inlet side and play water side with rivers main channel 42, gland water conservancy diversion hole 59 and the water inlet water conservancy diversion hole 53 intercommunication between diaphragm 15 and the gland 5, water inlet water conservancy diversion hole 53 is through valve body water conservancy diversion hole 41 and rivers main channel 42 side intercommunication of intaking. The gland flow guide hole 59 is communicated with the magnetic core groove 58 through the guide hole 54, the magnetic core groove 58 is communicated with the water outlet flow guide hole 56 through the magnetic core flow guide hole 55, the detection cavity 57 is communicated with the magnetic core flow guide hole 55, the pressure detection head 3 is hermetically arranged in the detection cavity 57, the pressure detection head 3 is communicated with the water outlet side of the water flow main channel 42, the water outlet 45 of the water flow main channel 42 is communicated with the heating system 13, and the detection head 3 is used for detecting the pressure of the heating system 13.

Permanent magnet 10 is fixed in main rivers passageway 42 through first adjusting screw 11, and magnet sucking disc 12 and permanent magnet 10 cooperate, and magnet sucking disc 12's connecting rod and diaphragm 15 fixed connection, and the fixed cap is fixed on the connecting rod of diaphragm 15 upper end, slippage diaphragm 15 when preventing the connecting rod and removing. When the control valve 4 is closed, the magnetic core 22 moves downwards to block the magnetic core diversion hole 55, the gland diversion hole 59 is communicated with the water inlet side of the main water flow channel 42, the water flow of the water outlet diversion hole 56 is stopped, the pressure difference between the upper side and the lower side of the diaphragm 15 is reduced, when the pressure difference is reduced to a set threshold value, the permanent magnet 10 is attracted with the magnet sucker 12, the magnet sucker 12 drives the diaphragm 15 to deform downwards through the connecting rod, the diaphragm 15 is connected with the valve body baffle 43, the water flow of the main water flow channel 42 is stopped, and the water supply of the heating system 13 is stopped. When the control valve 4 is opened, the magnetic core 22 moves upwards, the magnetic core groove 58 is communicated with the magnetic core diversion hole 55, water flow of the water outlet diversion hole 56 flows, the pressure difference between two sides of the diaphragm 15 is gradually increased, the water flow in the main water flow channel 42 is larger than the water flow in the diversion hole, the water flow of the main water flow channel 42 impacts the diaphragm 15, the suction force of the magnetic sucker 12 and the permanent magnet 10 is smaller than the impact force of the water flow on the diaphragm 15, the diaphragm 15 is jacked upwards to generate upwards convex deformation, the water flow of the main water flow channel 42 flows to supply water to the heating system 13.

As shown in fig. 1 and 3, the rotary filter screen 8 is disposed in a limiting groove formed in the water inlet side of the main water flow channel 42, the rotary filter screen 8 rotates due to water flow impact, the limiting groove is communicated with the valve body diversion hole 41, the filter screen water guide holes 82 are uniformly spaced at a certain distance and are disposed on the side surface of the filter screen housing 83, and along with the rotation of the rotary filter screen 8, the filter screen water guide holes 82 are sequentially communicated with the valve body backflow hole 41. The filter screens 81 are disposed on both sides of the filter screen housing 83, the pipeline inlet water is filtered by the filter screens 81 and then enters the filter screen cavity 84, a small part of the pipeline inlet water flows through the filter screen water guide holes 82 and enters the valve body water guide holes 41 to balance the pressure of the upper and lower cavities of the diaphragm 15, and a large part of the pipeline inlet water flows through the filter screen cavity 84 again and then passes through the filter screen cavity 84 to enter the main water flow passage for main water supply of the heating system 13.

As shown in fig. 1 and 2, the fixed block 9 is fixed at the water outlet 45 of the main water channel 42, when the heating system 13 supplies water normally or leaks water slightly, the current-limiting disc 7 remains stationary in a stable state, when the heating system 13 bursts, the water pipe in the heating system 13 loses pressure instantaneously, the water pressure in the main water channel 42 pushes the current-limiting disc 7 to slide towards the fixed block 92, the current-limiting disc 7 simultaneously presses the return spring 91, the current-limiting disc 7 is tightly connected with the fixed block 9, the water hole 93 of the fixed block is closed, and the water flow is stopped, thereby effectively preventing property loss caused by burst of the pipe of the heating system 13. After the water flow is stopped, the pressure difference between the two sides of the diaphragm 15 is reduced, the magnet sucker 12 drives the diaphragm 15 to deform downwards and be connected with the valve body baffle 43, the heating system loses pressure instantly, the internal and external pressure difference is increased, the sealing performance between the diaphragm 15 and the valve body baffle 43 is further increased, and the control valve 4 is effectively prevented from water leakage. After the pipeline maintenance of the heating system 13 is completed, the control valve 4 is opened, water enters from the main water flow pipeline 42, water flows into the space between the flow limiting disc 7 and the fixed block 9 through the reset hole 71, the water flow pressure difference on two sides of the flow limiting disc 7 is reduced, meanwhile, the flow limiting disc 7 is pushed to the opposite direction by the thrust of the reset spring 91, the water flows into the heating system 13 through the water through hole 93 of the fixed block, and the heating system 13 circulates water to normally heat.

As shown in fig. 4, the control valve 4 is disposed on an inlet pipe of the heating system 13, the check valve 6 is disposed on an outlet pipe of the heating system 13, the detection component is set as a pressure detection head 3, the electromagnet 2 and the pressure detection head 3 are both connected with the control device 1, the control valve 4 is provided with a gland 5, the control valve 4 is hermetically connected with the gland 5, a water flow channel is disposed in the control valve 4 and the gland 5, and the pressure detection head 3 is communicated with the heating system 13 through the water flow channel for monitoring the pressure in the heating system 13. When pressure detection is carried out, the control device 1 controls the control valve 4 to be opened and closed, the pressure detection head 3 reads pressure values twice and transmits the pressure values to the control device in the valve body closing time period, two values are compared in the control device, whether the water leakage of the heating system occurs or not is judged according to the comparison value, and an opening or closing instruction of the control valve 4 is sent to the control valve 4.

Claims

1. An electric automatic heating water leakage control device comprises a control valve (4), and is characterized in that a gland (5), an electromagnet (2), a permanent magnet (10), a diaphragm (15) and a diversion hole are arranged on the control valve (4), the gland (5) is connected with the control valve (4) in a sealing manner, and the diaphragm (15) is arranged between the gland (5) and the control valve (4);

a main water flow channel (42) and a valve body diversion hole (41) are formed in the control valve (4), a valve body baffle (43) is arranged in the main water flow channel (42), the two sides of the valve body baffle (43) are respectively arranged as a water inlet side and a water outlet side, and the valve body baffle (43) is matched with the diaphragm (15) and used for opening and closing the main water flow channel;

the permanent magnet (10) is arranged on the inner side of the water flow main channel (42), the water flow main channel (42) is provided with a magnet sucker (12) matched with the permanent magnet, and the magnet sucker (12) is connected with the diaphragm (15);

a water inlet diversion hole (53), a water outlet diversion hole (56), a gland diversion hole (59) and a magnetic core groove (58) are formed in the gland (5), the electromagnet (2) is connected with the gland (5) in a sealing mode and is arranged on the outer side of the magnetic core groove (58), a pilot hole (54) is formed between the gland diversion hole (59) and the magnetic core groove (58), a magnetic core diversion hole (55) is formed between the magnetic core groove (58) and the water outlet diversion hole (56), the water inlet diversion hole (53) is communicated with the gland diversion hole (59), and the water inlet diversion hole (53) and the water outlet diversion hole (56) are communicated with the water flow main channel (42) through the valve body diversion hole (41);

be equipped with slidable magnetic core (22) in electro-magnet (2), the water inlet department of magnetic core water conservancy diversion hole (55) is located in magnetic core (22) for opening and closing of control magnetic core water conservancy diversion hole (55).

2. The electric automatic heating water leakage control device according to claim 1, wherein the water outlet side of the control valve (4) is provided with a water outlet (45), a fixed block (9) and a flow limiting disc (7) are arranged in the main water flow channel (42) on the water outlet (45), the fixed block (9) is provided with a reset hole (95) and a fixed block water through hole (93), a positioning block (94) is fixed in the reset hole (95), a slidable slide rod (72) is arranged in the positioning block (94), the slide rod (72) is connected with the flow limiting disc (7), and the slide rod (72) is provided with a reset spring (91).

3. The automatic electric heating water leakage control device according to claim 2, wherein the current limiting plate (7) is provided with a reset hole (71).

4. The automatic electric heating water leakage control device according to claim 1, wherein the control valve (4) is provided with a first adjusting hole (44), the first adjusting hole (44) is threadedly connected with a first adjusting screw (11) with adjustable depth, and the first adjusting screw (11) is connected with the permanent magnet (10).

5. The automatic electric heating water leakage control device as claimed in claim 1, wherein a limiting groove is formed on the water inlet side of the main water flow channel (42), and a rotary filter screen (8) is arranged in the limiting groove.

6. The automatic electric heating water leakage control device according to claim 5, wherein the rotary filter screen (8) comprises a filter screen (81) and a filter screen housing (83), and a filter screen cavity (84) is formed in the filter screen housing (83).

7. The electric automatic control device for water leakage in heating system as claimed in claim 6, wherein said filter screen casing (83) is formed with a filter screen water guiding hole (82), said limiting groove is communicated with said valve body guiding hole (41), and said filter screen water guiding hole (82) is communicated with said valve body guiding hole (41) through said limiting groove.

8. The electric automatic heating water leakage control device according to claim 1, further comprising a control device (1) and a pressure detection head (3), wherein the electromagnet (2) and the pressure detection head (3) are both connected to the control device (1).

9. The electric automatic control device for heating water leakage according to claim 8, wherein the pressing cover (5) is provided with a detection cavity (57), the pressure detection head (3) is arranged in the detection cavity (57), and the detection cavity (57) is communicated with the magnetic core diversion hole (55).