CN209910953U - Water heater check valve performance detection device - Google Patents
Water heater check valve performance detection device Download PDFInfo
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- CN209910953U CN209910953U CN201920575670.4U CN201920575670U CN209910953U CN 209910953 U CN209910953 U CN 209910953U CN 201920575670 U CN201920575670 U CN 201920575670U CN 209910953 U CN209910953 U CN 209910953U
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- check valve
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- pressure regulating
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 90
- 238000001514 detection method Methods 0.000 title claims abstract description 26
- 230000001105 regulatory effect Effects 0.000 claims description 23
- 230000001276 controlling effect Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 4
- 238000011835 investigation Methods 0.000 abstract description 3
- 238000007789 sealing Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000035553 feeding performance Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a performance detection device for a check valve of a water heater, which is characterized by comprising a detection component for detecting the flow of water flow and a control component for controlling the direction and the flow of the water flow, wherein the detection component and the control component are both connected with the check valve on the same water path; the utility model discloses a detection assembly detects the change of the flow size around the rivers pass through the check valve, confirms the water performance of check valve, and the simple directly perceived measurable volume of testing process can the unqualified water heater check valve of effectual investigation performance.
Description
Technical Field
The utility model belongs to a water heater technical field, concretely relates to water heater check valve performance detection device.
Background
At present, a check valve is commonly installed on a zero-cold water heater and is an important part. The check valve requires that forward flow can not be reduced, and reverse water is not allowed to be conducted to guarantee that the temperature of water is stable when the user uses the water heater. However, the market finds that the rubber ring in the check valve is separated, the reverse water conduction condition occurs, the hot water and the cold water are partially neutralized to reduce the temperature, and the normal use of the product and the feeling of a user are affected.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems in the prior art, the invention aims to provide a performance detection device for a one-way valve of a water heater, which detects the change of the flow before and after water flows pass through the one-way valve through a detection component to determine the water passing performance of the one-way valve.
In order to realize the purpose, the technical scheme of the utility model is that:
the utility model provides a water heater check valve performance detection device which characterized in that, is including the detection subassembly that is used for detecting rivers flow size and the control assembly who is used for controlling rivers direction and flow, the detection subassembly with control assembly all connects at same water route with the check valve.
The control assembly comprises a three-way reversing valve, a ball valve and a pressure regulating valve.
The three-way reversing valve is arranged behind the one-way valve during forward water inflow, and the ball valve is arranged in front of the one-way valve during forward water inflow.
The pressure regulating valve comprises a forward water flow pressure regulating valve and a reverse water flow pressure regulating valve.
The detection assembly comprises a flowmeter and an air cylinder, wherein the flowmeter is arranged behind the one-way valve when water is fed forwards, and the air cylinder is fixedly arranged on a water inlet and a water outlet of the one-way valve.
The air cylinders comprise a first air cylinder, a second air cylinder and a third air cylinder which are respectively and fixedly and hermetically arranged on three water inlets and outlets of the one-way valve.
Compared with the prior art, the utility model provides a water heater check valve performance detection device detects the change of the flow size around the rivers pass through the check valve through the determine module, confirms the water performance of check valve, and the testing process is simply directly perceived measurable, can the unqualified check valve of effectual investigation performance.
Drawings
Fig. 1 is a schematic structural diagram of a device for detecting performance of a check valve of a water heater according to an embodiment of the present invention;
fig. 2 is a partial enlarged view of a device for detecting performance of a check valve of a water heater according to an embodiment of the present invention;
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1, the embodiment of the utility model provides a water heater check valve performance detection device, including determine module 1 and control assembly 2, the direction and the flow of control assembly 2 control rivers, determine the change of the flow size around the check valve 3 is passed through to determine by determine module 1 detects the rivers the logical water property of check valve 3.
By adopting the structure, the control component 2 controls the water flow to pass through the one-way valve 3 in the forward direction or in the reverse direction, the detection component 2 measures the flow value of the water flow passing through the one-way valve 3 in the forward direction, and then the flow value is compared with the preset value to judge whether the forward water permeability of the one-way valve 3 is qualified.
The control component 2 comprises a three-way reversing valve 21, a ball valve 22 and a pressure regulating valve 23, and is arranged on the same water path with the one-way valve 3.
The three-way reversing valve 21 is arranged behind the one-way valve 3 during forward water inflow, the ball valve 22 is arranged in front of the one-way valve 3 during forward water inflow, and the three-way reversing valve 21 and the ball valve 22 are used for controlling the water flow direction.
The pressure regulating valve 23 includes a forward flow pressure regulating valve 231 and a reverse flow pressure regulating valve 232 for controlling the pressure and flow rate of the water flow.
The detection assembly 1 comprises a flow meter 11 and a cylinder 12, wherein the flow meter 11 is arranged behind the check valve 3 during forward water inflow, and the cylinder 12 is fixedly arranged on a water inlet and a water outlet of the check valve 3.
As shown in fig. 2, the cylinder 12 includes a first cylinder 121, a second cylinder 122 and a third cylinder 123, which are respectively and fixedly mounted on the three water inlets and outlets of the check valve 3, and are connected in a sealing manner for detecting and observing whether water leaks.
The ball valve 22 is closed, the three-way reversing valve 21 is rotated, the reverse pressure regulating valve 232 is regulated to regulate the water pressure to 0.5MPa, so that water flow reversely passes through the one-way valve 3, the second cylinder 122 or the third cylinder 123 is opened, and whether water flow leaks or not is observed.
The flowmeter 11 is used for detecting the size of the forward water flow passing through the one-way valve 3, and comparing the detected value with a preset value to judge the water passing performance of the one-way valve 3.
And (3) rotating the three-way reversing valve 21, opening the ball valve 22, adjusting the forward pressure regulating valve 231, regulating the water pressure to 0.1MPa to enable the water flow to pass through the one-way valve 3 in the forward direction, measuring the water outlet flow value by the flowmeter 11, and observing whether the measured value is more than or equal to 8L/Min.
The specific use method is as follows:
when water is fed forwards, the three-way reversing valve 21 and the forward pressure regulating valve 231 are firstly regulated, the ball valve 22 is opened to enable the water flow pressure to reach 0.1MPa, the water flow passes through the one-way valve 3 forwards, then the measured value of the flow meter 11 is observed, if the measured value is more than or equal to 8L/Min, the forward water feeding performance of the one-way valve 3 is qualified, and otherwise, the water flow is not qualified.
When water reversely flows through the valve, the ball valve 22 is closed, the three-way reversing valve 21 is rotated, water flow reversely flows into the one-way valve 3, the reverse pressure regulating valve 232 is regulated to regulate the water pressure to 0.5MPa, the second cylinder 2 or 3 is opened, whether water flows out from the opened cylinder is observed, if no water flows out, the reverse sealing performance of the one-way valve 3 is qualified, otherwise, the one-way valve is unqualified.
The embodiment of the utility model provides a water heater check valve performance detection device detects the change of the flow size around the rivers pass through the check valve through the determine module, confirms the water performance of check valve, and the testing process is simply directly perceived measurable, can effectual investigation unqualified check valve of performance.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (6)
1. The utility model provides a water heater check valve performance detection device, its characterized in that, including be used for detecting detection subassembly (1) of rivers flow size and be used for controlling the control assembly (2) of rivers direction and flow, detection subassembly (1) with control assembly (2) all are connected on same water route with check valve (3).
2. The performance detection device of the one-way valve of the water heater according to claim 1, characterized in that the control assembly (2) comprises a three-way reversing valve (21), a ball valve (22) and a pressure regulating valve (23), and the three-way reversing valve (21), the ball valve (22) and the pressure regulating valve (23) are connected to the same water path.
3. The performance detection device for the one-way valve of the water heater as recited in claim 2, characterized in that the three-way reversing valve (21) is installed behind the one-way valve (3) when water is fed forward, and the ball valve (22) is installed in front of the one-way valve (3) when water is fed forward.
4. The performance testing device of the one-way valve of the water heater as claimed in claim 3, wherein the pressure regulating valve (23) comprises a forward water flow pressure regulating valve (231) and a reverse water flow pressure regulating valve (232), the forward water flow pressure regulating valve (231) is installed on the forward water path, and the reverse water flow pressure regulating valve (232) is installed on the reverse water path.
5. The performance detection device for the check valve of the water heater according to claim 1, characterized in that the detection assembly (1) comprises a flow meter (11) and a cylinder (12), the flow meter (11) is installed behind the check valve (3) when water is fed forward, and the cylinder (12) is fixedly installed on a water inlet and a water outlet of the check valve (3).
6. The performance detection device for the check valve of the water heater is characterized in that the air cylinder (12) comprises a first air cylinder (121), a second air cylinder (122) and a third air cylinder (123), and the first air cylinder, the second air cylinder and the third air cylinder are respectively fixedly and hermetically mounted on three water inlets and three water outlets of the check valve (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920575670.4U CN209910953U (en) | 2019-04-25 | 2019-04-25 | Water heater check valve performance detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920575670.4U CN209910953U (en) | 2019-04-25 | 2019-04-25 | Water heater check valve performance detection device |
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| Publication Number | Publication Date |
|---|---|
| CN209910953U true CN209910953U (en) | 2020-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920575670.4U Active CN209910953U (en) | 2019-04-25 | 2019-04-25 | Water heater check valve performance detection device |
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| Country | Link |
|---|---|
| CN (1) | CN209910953U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111912615A (en) * | 2020-08-28 | 2020-11-10 | 格力电器（武汉）有限公司 | Check valve testing device |
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2019
- 2019-04-25 CN CN201920575670.4U patent/CN209910953U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111912615A (en) * | 2020-08-28 | 2020-11-10 | 格力电器（武汉）有限公司 | Check valve testing device |
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