CN201059793Y - Solar Water Heater Storage Tank - Google Patents

Abstract

The utility model provides a solar water heater water storage barrel, which is characterized in that: the water storage barrel is a mechanical automatic water level controller with a hot water outlet, and the mechanical automatic water level controller is provided with a heat collecting pipeline. water outlet. Compared with the prior art, the utility model not only has simple structure and safe use, but also works stably and reliably, which is beneficial to energy saving.

Description

Solar Water Heater Storage Tank

Technical field:

The utility model relates to a storage barrel of a solar water heater.

Background technique:

The automatic water level control device in the storage tank of solar water heaters currently on the market is composed of electronic devices. The water level control device composed of electronic devices needs power supply during operation, which not only has potential safety hazards of electric shock during use, but also cannot The work has brought great inconvenience to the user; in addition, the mechanical water level automatic controller with the patent number 200420150920.3, which the applicant of the patent applied for on 2004.12. After the float ball is used for a long time, water seepage will easily occur and the control valve will fail.

Invention content:

The purpose of the utility model is to provide a water storage bucket applied to a solar water heater. The water storage bucket can not only automatically control the water level in the bucket, but also be safe to use, will not fail to work, and is durable.

The water storage barrel of the solar water heater of the utility model is characterized in that: the water storage barrel is a mechanical automatic water level controller with a hot water outlet, and the mechanical automatic water level controller is provided with a water outlet connected to the heat collecting pipeline .

The above-mentioned automatic mechanical water level controller includes a water storage cabinet and a control cabinet for controlling the water storage capacity of the water storage cabinet. The control cabinet is composed of a water inlet tank and a control box. The upper part is connected, and the lower part of the water inlet tank is provided with a water flow pipeline that communicates with the water storage cabinet body. The upper side wall of the water inlet tank is provided with a water inlet and an upper limit water level control valve for opening and closing the water inlet. The tank is provided with a water outlet that is equal to the lower limit water level of the water storage cabinet and leads to the water inlet tank, and the water inlet tank is provided with a lower limit water level control valve for opening and closing the water outlet.

The working principle of the utility model is as follows: when the water level in the control cabinet drops below the lower limit water level line, the lower limit water level control valve located on the outlet can be opened to make the water in the control box flow into the water inlet tank. The water level in the tank drops, so that the upper limit water level control valve is opened, so that the water inlet tank enters the water through the water inlet; since the bottom of the water inlet tank and the control cabinet are provided with interconnected water flow pipelines, when the water inlet tank enters the water When the water level rises, the water level of the control cabinet also rises (due to air pressure balance, the water level of the water inlet tank and the control cabinet is always consistent); when the water level rises above the lower limit water level line, the lower limit water level control valve is closed; when the control cabinet When the water level in the body rises to the upper limit water level line, the water in the water inlet tank is connected to the upper part of the control box through the water inlet tank, and flows into the control box. Since the lower limit water level control valve has been closed, the water in the control box at this time It will not flow into the water inlet tank through the drain port. When the water level in the control box rises to a certain position, the upper limit water level control valve will be closed, thereby closing the water inlet port to play an automatic water control function.

Through the description of the above working principle, it can be known that the utility model can realize automatic control of the water level in the barrel body without power supply, so that it can enter water when it is lower than the lower limit water level line, and stop when the water intake is higher than the upper limit water level line. Therefore, compared with the prior art, the utility model is not only simple in structure, safe to use, but also stable and reliable in operation, which is beneficial to energy saving.

Below in conjunction with accompanying drawing and specific embodiment the utility model is described in further detail.

Description of drawings:

Fig. 1 is a schematic view of the structure of Embodiment 1 of the utility model;

Fig. 2 is a structural schematic diagram of the second embodiment of the utility model;

Fig. 3 is a schematic diagram of the third embodiment of the utility model;

Wherein 23 are vent holes.

Detailed ways:

Embodiment 1 of the present utility model is shown in Figure 1: the described water storage barrel is a mechanical automatic water level controller 2 with a hot water outlet 25, and the mechanical automatic water level controller is provided with a heat collecting pipeline 26 to communicate with The water outlet 24.

The above-mentioned automatic mechanical water level controller 2 includes a water storage cabinet 1 and a control cabinet 3 for controlling the water storage capacity of the water storage cabinet. The control cabinet is composed of a water inlet tank 4 and a control box 5, and the water inlet The upper part of the tank and the control box are connected, the lower part of the water inlet tank is provided with a water flow pipeline 6 interconnected with the water storage cabinet body, and the upper side wall of the water inlet tank is provided with a water inlet 7 and an upper limit water level for opening and closing the water inlet Control valve 8, the control box is provided with the water outlet 9 which is equal to the lower limit water level of the water storage cabinet and leads to the water inlet tank, and the water inlet tank is provided with a lower limit water level control valve for opening and closing the water outlet. valve 10.

The valve stem 11 of the above-mentioned upper limit water level control valve is curved, and is composed of a vertical rod 12 and a horizontal rod 13 with one end connected to the control valve. The lower end of the vertical rod 12 is provided with an inverted floating bucket 13, and an inverted floating bucket is used And it is not connected with the lower end of the vertical bar 12, so that the buoyant bucket is in contact with the lower end of the vertical bar 12 when it is in the floating state, and does not contact the lower end of the vertical bar 12 when it descends, and it also plays the role of opening and closing the upper limit water level control valve. But it can play a role in reducing wear and tear, making the device more durable.

The valve seat of the above-mentioned lower limit water level control valve located in the water inlet tank has a lower opening 14, and an inverted floating barrel-shaped plug 15 that can block the lower opening is arranged below the lower opening. When the water in the water inlet tank is higher than the lower limit water level line , the inverted floating barrel-shaped blockage 15 floats up to block the lower opening 14, thereby closing the lower limit water level control valve; when the water in the water inlet tank is lower than the lower limit water level line, the inverted floating barrel-shaped blockage 15 sinks, unable to block the lower opening 14, so that the lower limit water level control valve is in an open state; the upper part of the close wall of the water inlet tank and the control box is provided with a communication port 16, and the valve stem of the upper limit water level control valve passes through this opening, instead of using a floating ball, it adopts an inverted floating barrel shape Blockage is in order to make the utility model more durable.

The bottom of the above-mentioned control box is provided with a manual water discharge branch 19 controlled by a shut-off valve 18. When only part of the water in the water storage tank is used, in order to fill the water storage tank, the shut-off valve 18 can be manually opened. , the inverted floating bucket 13 in the control box is lowered, thereby the upper limit water level control valve 8 is opened to start water intake, and when the upper limit water level is reached, it is automatically closed to stop the water intake; The bottom of the control box is provided with an automatic water discharge branch 21 controlled by a solenoid valve 20, which is a timing solenoid valve, so that the utility model is automatically filled with water in a fixed time every day, which is convenient for use.

Sometimes the water at the bottom of the water storage tank has been used for many days and has not been updated, so it is relatively unclean, so it is necessary to drain the water in the water storage tank, which can be drained through the hot water outlet.

The control cabinet body 3 of Embodiment 1 of the utility model is located inside the water storage cabinet body 1, and an insulation layer 27 is provided on the periphery of the water storage cabinet body 1 to achieve a better thermal insulation effect.

The difference between Embodiment 2 of the present utility model and Embodiment 1 is that the control cabinet 3 is located at the side of the water storage cabinet 1, and an insulating layer 28 is provided on the periphery of the control cabinet 3 and the water storage cabinet 1 (as shown in Figure 2 shown).

The difference between Embodiment 3 of the present utility model and Embodiment 1 and 2 is that the valve seat of the lower limit water level control valve located in the water inlet tank has a lower opening 14, an inverted floating bucket 30 is arranged below the lower opening, and there is also a The blocking block 31 (as shown in Figure 3) that can be blocked by the upside-down buoy bucket and can block the lower opening is provided with protruding rods that can move up and down on the lower opening on both sides of the blocking block. Won't fall down when lowered.

The utility model is not only simple in structure, convenient in operation and safe in use, but also beneficial to energy saving, and has great popularization and application value.

Claims (10)

1. solar water heater water-storage bucket is characterized in that: described water butt is for having the mechanical type automatic controller for water level (2) of hot water outlet (25), and described mechanical type automatic controller for water level is provided with the outlet pass (24) that is connected with thermal-arrest pipeline (26).

2. solar water heater water-storage bucket according to claim 1, it is characterized in that: described mechanical type automatic controller for water level (2) comprises water storage cabinet (1) and in order to the control cabinet (3) of control water storage cabinet moisture storage capacity, described control cabinet is made up of inlet water tank (4) and control cabinet (5), the top of inlet water tank and control cabinet is connected, the inlet water tank bottom is provided with the water pipeline (6) that is interconnected with the water storage cabinet, the upper side wall of inlet water tank is provided with water inlet (7) and in order to open and close the upper limit altitude valve (8) of water inlet, described control cabinet is provided with discharge outlet (9) contour with the lower limit water level of water storage cabinet and that lead to inlet water tank, is provided with in the inlet water tank in order to open and close the lower limit altitude valve (10) of described discharge outlet.

3. solar water heater water-storage bucket according to claim 2, it is characterized in that: the valve rod of described upper limit altitude valve (11) is and turns shape, the cross bar (13) that is connected with control valve by a montant (12) and an end constitutes, described montant (12) bottom is provided with is inverted keg float (13), and described inversion keg float is not connected with montant (12) bottom.

4. according to claim 2 or 3 described solar water heater water-storage buckets, it is characterized in that: described lower limit altitude valve is positioned at into that the valve seat of water casing has under shed (14), and described under shed below is provided with the inversion keg float shape that can block under shed and stops up (15).

5. according to claim 2 or 3 described solar water heater water-storage buckets, it is characterized in that: described lower limit altitude valve is positioned at into that the valve seat of water casing has under shed (14), described under shed below is provided with one and falls keg float (30), and also being provided with on the under shed can be by the sprue (31) of the under shed blocked of the come-up of falling keg float jack-up.

6. solar water heater water-storage bucket according to claim 4 is characterized in that: offer connected entrance (16) on the top of closing up wall of inlet water tank and control cabinet, the valve rod of upper limit altitude valve (11) is by this opening.

7. solar water heater water-storage bucket according to claim 6 is characterized in that: described control cabinet bottom is provided with the branch road that manually discharges water (19) by stop valve (18) control.

8. solar water heater water-storage bucket according to claim 7 is characterized in that: described control cabinet bottom is provided with the branch road that discharges water automatically (21) by timing solenoid valve (20) control.

9. solar water heater water-storage bucket according to claim 8 is characterized in that: described control cabinet (3) is positioned at the inside of water storage cabinet (1), is provided with heat-insulation layer (27) in water storage cabinet (1) periphery.

10. solar water heater water-storage bucket according to claim 9 is characterized in that: described control cabinet (3) is positioned at the sidepiece of water storage cabinet (1), is provided with heat-insulation layer (28) in the periphery of control cabinet (3) and water storage cabinet (1).

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