CN210179932U

CN210179932U - Automatic water injection and water inlet pipe residual water emptying device for water tank

Info

Publication number: CN210179932U
Application number: CN201920808792.3U
Authority: CN
Inventors: Jinglei Sun; 孙井磊
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-31
Filing date: 2019-05-31
Publication date: 2020-03-24
Anticipated expiration: 2029-05-31

Abstract

The utility model discloses an automatic water injection of water tank and surplus water emptying devices of inlet tube, the pressure relief valve comprises a water inlet pipe, the play water end of inlet tube is located inside the water tank, it is provided with delivery port and blow vent to go out the water end, delivery port department installs the ball-cock assembly, and the department is provided with the plugging device that can move about from top to bottom in the blow vent, plugging device is located inside the inlet tube, the diameter of blow vent is less than plugging device's external diameter. The device can solve the trouble of manual control water injection and the difficult problem of frost crack of the water pipe in winter.

Description

Automatic water injection and water inlet pipe residual water emptying device for water tank

Technical Field

The utility model relates to a solar water heater field, concretely relates to automatic water injection of water tank and inlet tube surplus water emptying devices.

Background

The solar water heater is a common domestic water heating device, and the solar water heater in the prior art has the following two problems:

firstly, a valve needs to be manually opened for water injection, and if water injection of a water supply tank is forgotten, the later-stage water demand is influenced;

secondly, a certain amount of tap water can be reserved in the water pipe connected with the water tank after water injection due to the action of air pressure difference, the water pipe is easily frozen and cracked in winter in low-temperature weather, although the measure of adding a heat insulation layer into the water pipe can be adopted, firstly, the attractiveness is influenced, secondly, extra expenditure is needed, and financial resources and material resources are wasted.

Disclosure of Invention

In order to solve the problems, the utility model provides an automatic water injection of water tank and inlet tube surplus water emptying devices uses the device can solve the trouble of manual control water injection and the difficult problem of water pipe frost crack winter.

The utility model discloses a realize through following measure:

the utility model provides an automatic water injection of water tank and surplus water emptying devices of inlet tube, includes the inlet tube, the play water end of inlet tube is located inside the water tank, it is provided with delivery port and blow vent to go out the water end, delivery port department installs the ball-cock assembly, and the department is provided with the plugging device that can move about from top to bottom in the blow vent, plugging device is located the inlet tube intraduct, the diameter of blow vent is less than plugging device's external diameter.

Preferably, the water inlet end of the water inlet pipe is communicated with a three-way valve, and two channels of the three-way valve are provided with switch valves.

Preferably, a baffle for supporting the plugging device is arranged in the water inlet pipe, a through hole is formed in the baffle, and the diameter of the through hole is smaller than the outer diameter of the plugging device.

Preferably, the plugging device is a sphere or a stepped rotary body.

Preferably, the outside cover of inlet tube is equipped with lifts the lantern ring, lift the lantern ring and inlet tube sliding fit, it is located inside the water tank to lift the lantern ring.

Preferably, the outer shape of the lifting collar is a right circular cone.

Preferably, the air vent is perpendicular to the water outlet.

Preferably, the ball float valve comprises a floating ball which is located to ascend and descend along with the water surface, the floating ball is connected with a swing rod, the swing rod is hinged with the water inlet pipe, and one end, far away from the floating ball, of the swing rod is connected with a plugging plate used for plugging the water outlet.

The utility model has the advantages that:

(1) when the water quantity in the water tank is less and the water level is lower, the floating ball sinks, the plugging plate leaves the water outlet, the water outlet is opened, the water inlet pipe enters water, the plugging device rises under the action of water impact, the vent is plugged, water flows into the water tank from the water outlet, after the water in the water tank reaches a standard water level line, the floating ball rises, the swing rod is driven to rotate around the hinge point, the plugging plate is driven to rotate to plug the water outlet, and the water tank does not enter water any more. After the water tank is full of water in winter, the channel connecting the three-way valve with the water source is closed, the drainage channel is opened, the air vent has air pressure to enter, the plugging device descends, water in the water inlet pipe is discharged from the drainage channel under the action of atmospheric pressure, and the drainage channel is closed after the water is completely discharged.

(2) The lantern ring is lifted in the outside sliding fit installation of inlet tube, lifts the lantern ring and rises when the water level rises, drives the floater and rises, solves pendulum rod angle dead point problem.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a water injection process diagram of the present invention;

FIG. 2 is a diagram of the evacuation process of the present invention;

FIG. 3 is a view showing a stepped rotary body;

in the figure, the water tank comprises a water tank 1, a water tank 2, a ball body 3, a water inlet pipe 4, a lifting lantern ring 5, a three-way valve 6, a second switch valve 7, a first switch valve 8, a floating ball 9, a plugging plate 10, a release valve 11 and a swing rod.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present application without making any creative effort, shall fall within the protection scope of the present application.

Example one

As shown in fig. 1-2, the water outlet end of the water inlet pipe 3 is located inside the water tank 1, the water outlet end is provided with a water outlet and a vent which are perpendicular to each other, wherein the water outlet is horizontally arranged, the vent is vertically upward, the vent is located in the water inlet pipe and is provided with a ball 2 which can move up and down, the diameter of the vent is smaller than the outer diameter of the ball 2, the water inlet pipe 3 is internally provided with a baffle for supporting the plugging device, the baffle is provided with a through hole for water to pass through, and the diameter of the through hole is smaller than the outer diameter of the ball. When water is injected into the water inlet pipe, water flows to the lower end of the ball body 2 through the through hole, the ball body 2 rises along the axis of the water inlet pipe under the action of water flow pressure to abut against the vent, water flows into the water tank 1 from the water outlet, the swing rod 11 is hinged to the water outlet, the tail end of the swing rod is connected with the floating ball 8, and the floating ball can float up and down along the hinged point along with the lifting of the water level. The pendulum rod is kept away from the floater and the one end of pin joint is connected with the shutoff board 9 that is used for the shutoff delivery port, the water yield is few in the water tank, when the water level is lower, floater 8 sinks, shutoff board 9 leaves the delivery port, the delivery port is opened, the inlet tube is intake, the spheroid rises under rivers impact, plug up the blow vent, rivers pour into the water tank from the delivery port, after the water in the water tank reaches standard water level line, floater 8 rises, drive pendulum rod 11 and rotate around the pin joint, and then drive shutoff board 9 and rotate and plug up the delivery port, the water tank no longer intakes.

The outside cover of inlet tube 3 is equipped with and lifts lantern ring 4, it is inside to lift the lantern ring and be located the water tank. The shape of the lifting lantern ring is a right circular cone. The lifting lantern ring is in sliding fit with the water inlet pipe, and when the water level rises, the lifting lantern ring rises to drive the floating ball to rise, so that the problem of the dead point of the angle of the swing rod is solved.

The end intercommunication of intaking in the lower part of inlet tube 3 has three-way valve 5, and this three-way valve is provided with water source channel, inhalant canal and drainage channel, sets up first ooff valve 7 at water source channel, is provided with second ooff valve 6 at drainage channel, and second ooff valve 6 is in the off-state at ordinary times, and first ooff valve 7 is in the open mode, and the automatic water injection of water tank stops the water injection after reaching the standard water level under ball-cock assembly's effect. When the temperature is low in winter, the first switch valve 7 is closed after water injection is finished, the second switch valve 5 is opened, air pressure enters the air vent, the ball body falls, water in the water inlet pipe is discharged from the water discharging channel under the action of atmospheric pressure, and the second switch valve 6 is closed after residual water in the water inlet pipe is completely discharged.

The upper part of the water tank is also provided with a deflation valve 10.

Example two

In the present embodiment, the ball 2 in the water inlet pipe is replaced with a stepped rotary body as shown in fig. 3, and the other steps are the same as those in the first embodiment.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides an automatic water injection of water tank and surplus water emptying devices of inlet tube, a serial communication port, including the inlet tube, the play water end of inlet tube is located inside the water tank, it is provided with delivery port and blow vent to go out the water end, delivery port department installs the ball-cock assembly, is provided with the plugging device that can move about from top to bottom in blow vent department, plugging device is located the inside of the inlet tube, the diameter of blow vent is less than plugging device's external diameter.

2. The automatic water tank filling and inlet pipe residual water emptying device as claimed in claim 1, wherein the inlet end of the inlet pipe is communicated with a three-way valve, and two channels of the three-way valve are provided with switch valves.

3. The device as claimed in claim 1, wherein the inlet tube is provided with a baffle for supporting the plugging device, the baffle is provided with a through hole, and the diameter of the through hole is smaller than the outer diameter of the plugging device.

4. The automatic water filling and water inlet pipe residual water emptying device as claimed in claim 1, wherein the plugging device is a sphere or a stepped rotary body.

5. The device as claimed in claim 1, wherein a lifting collar is sleeved outside the water inlet pipe, the lifting collar is slidably engaged with the water inlet pipe, and the lifting collar is located inside the water tank.

6. The device as claimed in claim 5, wherein the lifting collar is shaped as a right circular cone.

7. The apparatus as claimed in claim 1, wherein the vent is disposed perpendicular to the outlet.

8. The device as claimed in claim 1, wherein the ball float comprises a floating ball which rises and falls with the water surface, the floating ball is connected with a swing rod, the swing rod is hinged with the water inlet pipe, and one end of the swing rod, which is far away from the floating ball, is connected with a blocking plate for blocking the water outlet.