CN203162307U

CN203162307U - Water pipe frost valve

Info

Publication number: CN203162307U
Application number: CN201320166964.4U
Authority: CN
Inventors: 胡永强
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-04-07
Filing date: 2013-04-07
Publication date: 2013-08-28
Anticipated expiration: 2023-04-07

Abstract

The utility model provides a water pipe antifreeze valve. When water is needed, the power device pushes the piston up, and the piston moves up through the connecting rod to push the pressure plate up so that the inner cavity of the upper cavity and the inner cavity of the lower cavity are connected through the through hole. The water pipe is connected, the lower cavity is connected with the connecting water pipe II, and at this time the connecting water pipe II is located above the piston, so the water in the water inlet pipe passes through the upper cavity, the through hole, the lower cavity, the connecting water pipe II and finally flows into the outlet pipe. Water can be passed through the faucet by opening the faucet valve. When the water is finished, the piston moves downward through the power device, so that the piston pulls the pressure plate to move downward through the connecting rod, and finally the pressure plate presses the connecting surface of the upper cavity and the lower cavity to realize the inner cavity of the upper cavity and the lower cavity. The inner cavity of the cavity is isolated, so that the water stored in the lower cavity and the outlet pipe will no longer store water after the water outlet pipe flows out through the faucet, thereby preventing the occurrence of icing and freezing.

Description

The water pipe anti-freezing valve

Technical field

The utility model relates to a kind of liquid control system, is specifically related to a kind of valve.

Background technique

As everyone knows, the water capacity that retains in the water pipe is easily frozen because cold weather winter in the north, therefore cause can't water situation.But also the situation that causes freezing water pipe to cause the water pipe breakage to be leaked easily takes place.For the user who uses water heater, because the water in the water pipe is ice-cold sharp, when using hot water, after bleeding off the cold water that retains in the water pipe, the tap of need fetching boiling water earlier could use hot water at every turn, therefore caused the situation of wasting water.

Summary of the invention

The utility model provides a kind of water pipe anti-freezing valve in order to overcome the deficiency of above technology.

The technological scheme that its technical problem that overcomes the utility model adopts is:

This water pipe anti-freezing valve, comprise the outlet pipe that water tap and tap valve are installed, lower chamber with closed cavity, be seal-installed on the lower chamber and have the upper cavity of closed cavity, in the described lower chamber piston is installed, be provided with pressing plate in the described upper cavity, the connection part of described upper cavity and lower chamber is provided with external diameter less than the through hole of pressing plate external diameter, connecting rod passes through hole and its two ends are individually fixed on pressing plate and the piston, described upper cavity is connected in intake pipe, the sidewall of described lower chamber is equipped with and connects the water pipe III, described connection water pipe III is connected with outlet pipe, also comprise the power plant that control piston moves up and down in lower chamber inside, when the power plant driven plunger rises to the extreme higher position, connect the top that the water pipe II is positioned at piston.

Above-mentioned power plant comprise the I that blows up a balloon, be arranged in the lower chamber and be positioned at the piston below air bag, be connected in tracheae I and the spring of blow up a balloon I and air bag, described spring is interspersed on the connecting rod and it is fastened between the last end face on plane and lower chamber inside on the piston, and the described connection part that blows up a balloon I and tracheae I is provided with gas bleeder valve.

In order to improve sealing, fixedly there is rubber pad above-mentioned pressing plate below, and the external diameter of described rubber pad is greater than the external diameter of through hole.

For the water that leaks into the lower chamber bottom being discharged, also comprise the connection water pipe I that is installed on the lower chamber bottom, described connection water pipe I is connected in outlet pipe by the threeway III.

Direct water when weather is warm for convenience, above-mentioned intake pipe is connected with outlet pipe by pipe joint, the threeway I is installed on the described intake pipe, connecting water pipe II two ends is connected with the top of threeway I and upper cavity respectively, on the intake pipe between described threeway I and the pipe joint valve is installed, described connection water pipe III is connected in outlet pipe by the threeway II.

Above-mentioned intake pipe is the water heater conduit pipe that is connected on the water heater water outlet, and the link position of described water heater conduit pipe and water heater water outlet is provided with the water heater outlet valve.

Above-mentioned intake pipe is running water pipe.

For with the water emptying in the pipeline, also comprise the II that blows up a balloon, be installed on the tracheae II of the II that blows up a balloon, the other end sealing of described tracheae II is arranged at and connects in the water pipe III.

The beneficial effects of the utility model are: when the needs water, promote to move on the piston by power plant, thereby Mobile Communication crosses the inner chamber that connecting rod promotes to move on the pressing plate inner chamber of realizing upper cavity and lower chamber and passes through the through hole conducting on the piston, because upper cavity is connected with intake pipe, lower chamber be connected the water pipe II and connect, and connect the top that the water pipe II is positioned at piston this moment, therefore the water in the intake pipe finally flows in the outlet pipe through upper cavity, through hole, lower chamber, connection water pipe II, opens tap valve and can pass through the water tap water.After water finishes, by power plant piston is moved down, thereby piston moves down by connecting rod pulling pressing plate, final pressing plate compresses on the junction surface of upper cavity and lower chamber and realizes inner chamber and the lower chamber inner chamber of upper cavity are isolated, thereby the water in lower chamber and the outlet pipe flows out not water again of back outlet pipe through water tap, thereby the situation generation that prevents from freezing and freeze.

Description of drawings

Fig. 1 is water pipe anti-freezing valve of the present utility model and the external structural representation that is connected of water heater;

Fig. 2 is water pipe anti-freezing valve of the present utility model and the built-in structural representation that is connected of water heater;

Fig. 3 is the structural representation that water pipe anti-freezing valve of the present utility model is connected with running water pipe;

Fig. 4 is the structure for amplifying schematic representation of water pipe anti-freezing valve of the present utility model;

Among the figure, 1. the water tap 2. tap valves 3. I 4. tracheae I 5. that blow up a balloon connect water pipe I 6. lower chambers 7. air bags 8. pistons 9. upper cavities 10. threeway I 11. water heater conduit pipes 12. water heaters 13. water heater outlet valves 14. valves 15. pipe joints 16. and connect water pipe II 17. threeway II 18. and connect water pipe III 19. threeway III 20. outlet pipes 21. running water pipes 22. II 23. tracheae II 24. through holes 25. connecting rods 26. pressing plates 27. rubber pads 28. springs that blow up a balloon.

Embodiment

Be described further below in conjunction with accompanying drawing 1, accompanying drawing 2, accompanying

drawing

3,4 pairs of the utility model of accompanying drawing.

This water pipe anti-freezing valve, comprise the outlet pipe 20 that water tap 1 and tap valve 2 are installed, lower chamber 6 with closed cavity, be seal-installed on the lower chamber 6 and have the upper cavity 9 of closed cavity, in the described lower chamber 6 piston 8 is installed, be provided with pressing plate 26 in the described upper cavity 9, described upper cavity 9 is provided with external diameter less than the through hole 24 of pressing plate 26 external diameters with the connection part of lower chamber 6, connecting rod 25 passes through hole 24 and its two ends are individually fixed on pressing plate 26 and the piston 8, described upper cavity 9 is connected in intake pipe, the sidewall of described lower chamber 6 is equipped with and connects water pipe III 18, described connection water pipe III 18 is connected with outlet pipe 20, also comprise the power plant that control piston 8 moves up and down in lower chamber 6 inside, when power plant driven plunger 8 rises to the extreme higher position, connect the top that water pipe II 18 is positioned at piston 8.When the needs water, promote to move on the piston 8 by power plant, thereby Mobile Communication crosses the inner chamber that connecting rod 25 promotes to move on the pressing plates 26 inner chamber of realizing upper cavity 9 and lower chamber 6 and passes through through hole 24 conductings on the piston 8, because upper cavity 9 is connected with intake pipe, lower chamber 6 be connected water pipe II 18 and connect, and connect the top that water pipe II 18 is positioned at piston 8 this moment, therefore the water in the intake pipe is opened tap valve 2 and can be passed through water tap 1 water through upper cavity 9, through hole 24, lower chamber 6, connection water pipe II 18 final inflow in the outlet pipes 20.After water finishes, by power plant piston 8 is moved down, thereby piston 8 moves down by connecting rod 25 pulling pressing plates 26, final pressing plate 26 compresses on the junction surface of upper cavity 9 and lower chamber 6 and realizes inner chamber and lower chamber 6 inner chambers of upper cavity 9 are isolated, thereby the water in lower chamber 6 and the outlet pipe 20 flows out not water again of back outlet pipe 20 through water tap 1, thereby the situation generation that prevents from freezing and freeze.

As shown in Figure 1, above-mentioned outlet pipe is the water heater conduit pipe 11 that is connected on water heater 12 water outlets, and described water heater conduit pipe 11 is provided with water heater outlet valve 13 with the link position of water heater 12 water outlets.Above-mentioned power plant comprise the I 3 that blows up a balloon, be arranged in the lower chamber 6 and be positioned at piston 8 belows air bag 7, be connected in tracheae I 4 and the spring 28 of blow up a balloon I 3 and air bag 7, described spring 28 is interspersed on the connecting rod 25 and it is fastened between the last end face on plane and lower chamber 6 inside on the piston 8, and the connection part of described blow up a balloon I 3 and tracheae I 4 is provided with gas bleeder valve.When needing water, guarantee that water heater outlet valve 13 is in the enable possition, afterwards can be through tracheae I 4 inflation in the air bag 7 by pressing the I 3 that blows up a balloon, air bag 7 inflations, thereby with piston 8 jack-up upwards, and compression spring 28.Move on the piston 8 and promote to move on the pressing plate 26 by connecting rod 25, thereby the inner chamber of the inner chamber of upper cavity 9 and lower chamber 6 passes through through hole 24 conductings, thereby realize that intake pipe and outlet pipe 20 are conducted, realize supplying water.After water finishes by pressing the gas bleeder valve of blow up a balloon I 3 and tracheae I 4 connection parts, gas in the air bag 7 is discharged, elastic force lower piston 8 at spring 28 moves down, and move down by connecting rod 25 pulling pressing plates 26, final pressing plate 26 is pressed on the inner chamber of upper cavity 9 and the junction surface of lower chamber 6 is blocked through hole 24, thereby realizes cutting off the on state of intake pipe and outlet pipe 20.

Fixedly there is rubber pad 27 above-mentioned pressing plate 26 belows, and the external diameter of described rubber pad 27 is greater than the external diameter of through hole 24.When spring 28 promoted that pistons 8 move down and presses down by two sides 25 pulling pressing plates 26, rubber pad 27 contacted with the junction surface position of upper cavity 9 and lower chamber 6, thereby has improved sealability, prevents the situation generation of leaking.

Because piston 8 is not necessarily fine with the inner wall sealing of lower chamber 6, therefore also comprise the connection water pipe I 5 that is installed on lower chamber 6 bottoms, described connection water pipe I 5 is connected in outlet pipe 20 by threeway III 19.Can flow into outlet pipe 20 through threeway III 19 from piston 8 upper ends by being connected water pipe I 5 by the water that the space between the inwall of piston 8 and lower chamber 6 flows to lower chamber 6 bottoms, realize the emptying of ponding, avoid water to cause freezing, further improved operational safety.

Above-mentioned intake pipe is connected with outlet pipe 20 by pipe joint 15, threeway I 10 is installed on the described intake pipe, connecting water pipe II 16 two ends is connected with the top of threeway I 10 and upper cavity 9 respectively, on the intake pipe between described threeway I 10 and the pipe joint 15 valve 14 is installed, described connection water pipe III 18 is connected in outlet pipe 20 by threeway II 17.When the temperature height, when the water in the pipeline can not freeze and water temperature suits to use, can open valve 14, directly with intake pipe and outlet pipe 20 conductings, thereby the water in the water heater 12 can not flow in the outlet pipe 20 by this water pipe anti-freezing valve, opens tap valve 2 and can pass through water tap 1 water.The user can open and close to select whether use this water pipe anti-freezing valve by valve 14 according to ambient temperature, has improved the flexibility of using.

As shown in Figure 2, this water pipe anti-freezing valve can integratedly be installed on the inside of water heater 12, its principle is with the water pipe anti-freezing valve to be placed on the water heater outside identical, by integrated water pipe anti-freezing valve in water heater 12, can save installing space, reduce the installation step, improved the convenience that uses.

As shown in Figure 3, above-mentioned intake pipe is running water pipe 21.Also comprise the II 22 that blows up a balloon, be installed on the tracheae II 23 of the II 22 that blows up a balloon, the other end sealing of described tracheae II 23 is arranged at and connects in the water pipe III 18.When this water pipe anti-freezing valve is directly used in the tap water pipe line, if the situation generation of cold weather in order to prevent that pipeline from freezing and freezing, thereby can make air bag 7 inflation realize that the water in the running water pipes 21 flow into upper cavity 9 by threeway I 10 through connecting water pipe II 16 by pressing the I 3 that blows up a balloon, via through holes 24 flows into lower chambers 6 and is input to through threeway II 17 and realizes in the outlet pipe 20 supplying water by connecting water pipe III 18 afterwards.When stopping water, by pressing the gas bleeder valve of blow up a balloon I 3 and tracheae I 4 connection parts, gas is discharged in the air bag 7, promotes the junction surface that rubber pads 27 are pressed on upper cavity 9 and lower chamber 6 at the effect press table 26 of spring 28, thereby realizes cutting off being communicated with of outlet pipe 20 and running water pipe 21.By pressing the II 22 that blows up a balloon, squeeze into air by tracheae II 23 to connecting in the water pipe III 18 afterwards, the water that connects in water pipe III 18 and the outlet pipe 20 can be discharged by water tap 1, prevent that the situation that the pipeline water causes freezing from taking place.

Claims

1. A water pipe antifreeze valve, characterized in that: it includes an outlet pipe (20) with a faucet (1) and a faucet valve (2), a lower cavity (6) with a closed cavity, and a sealed cavity installed in the lower cavity. (6) The upper cavity (9) with a closed cavity, the piston (8) is installed in the lower cavity (6), and the pressure plate (26) is set in the upper cavity (9), so The connecting part of the upper cavity (9) and the lower cavity (6) is provided with a through hole (24) whose outer diameter is smaller than that of the pressure plate (26), the connecting rod (25) passes through the through hole (24) and its two The ends are respectively fixed on the pressure plate (26) and the piston (8), the upper cavity (9) is connected to the water inlet pipe, and the side wall of the lower cavity (6) is equipped with a connecting water pipe III (18), the The connecting water pipe III (18) is connected to the water outlet pipe (20), and also includes a power device that controls the movement of the piston (8) up and down inside the lower cavity (6). When the power device drives the piston (8) to rise to the highest position, connect the water pipe II (18) is located above the piston (8).

2. The water pipe antifreeze valve according to claim 1, characterized in that: the power device includes a blower ball I (3), an air bag (7) arranged in the lower cavity (6) and below the piston (8) 1. Airpipe I (4) and spring (28) connected to blowing balloon I (3) and air bag (7), the spring (28) is inserted on the connecting rod (25) and fixed to the piston (8) Between the upper plane and the upper top surface inside the lower cavity (6), a vent valve is provided at the connection part between the blowing ball I (3) and the trachea I (4).

3. The water pipe antifreeze valve according to claim 1, characterized in that: a rubber pad (27) is fixed under the pressure plate (26), and the outer diameter of the rubber pad (27) is larger than the outer diameter of the through hole (24). path.

4. The water pipe antifreeze valve according to claim 1, 2 or 3, characterized in that it also includes a connecting water pipe I (5) installed at the bottom of the lower cavity (6), and the connecting water pipe I (5) passes through three Pass III (19) is connected to outlet pipe (20).

5. The water pipe antifreeze valve according to claim 4, characterized in that: the water inlet pipe is connected to the water outlet pipe (20) through a pipe joint (15), and a tee I (10) is installed on the water inlet pipe to connect the water pipe The two ends of II (16) are respectively connected to the top of the tee I (10) and the upper cavity (9), and a valve ( 14), the connecting water pipe III (18) is connected to the water outlet pipe (20) through the tee II (17).

6. The water pipe antifreeze valve according to claim 1, characterized in that: the water inlet pipe is a water heater delivery pipe (11) connected to the outlet of the water heater (12), and the water heater delivery pipe (11) is connected to the water heater ( 12) The connection position of the water outlet is provided with a water heater outlet valve (13).

7. The water pipe antifreeze valve according to claim 1, characterized in that: the water inlet pipe is a tap water pipe (21).

8. The antifreeze valve for water pipes according to claim 7, characterized in that: it also includes a blower ball II (22), a trachea II (23) installed on the blower ball II (22), and another part of the trachea II (23) One end is sealed and arranged in the connecting water pipe III (18).