CN210931292U - Multifunctional flow detection control device - Google Patents
Multifunctional flow detection control device Download PDFInfo
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- CN210931292U CN210931292U CN201921365208.8U CN201921365208U CN210931292U CN 210931292 U CN210931292 U CN 210931292U CN 201921365208 U CN201921365208 U CN 201921365208U CN 210931292 U CN210931292 U CN 210931292U
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- flow detection
- hole
- pressure
- air inlet
- air
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- 238000001514 detection method Methods 0.000 title claims abstract description 77
- 239000011148 porous material Substances 0.000 claims description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 abstract description 20
- 229910002092 carbon dioxide Inorganic materials 0.000 abstract description 10
- 239000001569 carbon dioxide Substances 0.000 abstract description 10
- 230000009977 dual effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 210000002784 stomach Anatomy 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 2
- 238000002560 therapeutic procedure Methods 0.000 description 2
- 206010028980 Neoplasm Diseases 0.000 description 1
- 208000025865 Ulcer Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000002496 gastric effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 210000000936 intestine Anatomy 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000011369 optimal treatment Methods 0.000 description 1
- 231100000915 pathological change Toxicity 0.000 description 1
- 230000036285 pathological change Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
- 231100000397 ulcer Toxicity 0.000 description 1
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Abstract
The utility model discloses a multifunctional flow detection control device, which comprises a base, a solenoid valve, a pressure relief valve and an air flow detection device; the base is provided with an air inlet, an air outlet, a pressure relief valve mounting hole, a flow detection low-pressure hole, a flow detection high-pressure hole, a solenoid valve air outlet hole and a solenoid valve air inlet hole, and an air inlet channel, an air outlet channel and a flow detection flow limiting hole are arranged inside the base; the electromagnetic valve air inlet is communicated with the pressure relief valve mounting hole through the air inlet channel; the air outlet of the electromagnetic valve is communicated with the air inlet of the electromagnetic valve through the electromagnetic valve. The utility model discloses realize the dual control effect of air current and atmospheric pressure, can realize the superpressure protection, pressure and flow's stability when guaranteeing the output simplifies endoscope with carbon dioxide air feeder inside pipeline.
Description
Technical Field
The utility model belongs to the technical field of the air supply unit, especially, relate to a multi-functional flow detection controlling means.
Background
An endoscope is a tube equipped with a light that can enter the stomach orally or through other natural orifices. Since a lesion which cannot be displayed by X-ray can be seen by an endoscope, it is very useful for a doctor. For example, with the aid of an endoscopist, an ulcer or tumor in the stomach can be observed, and an optimal treatment plan can be developed accordingly.
When the endoscope is used for diagnosis and treatment, gas can be injected into a human body through the gas injection hole of the endoscope, so that parts such as the stomach and the intestine can relax, and the endoscope can smoothly pass through the gastrointestinal cavity, so that doctors can observe pathological changes in detail. The gas injected into the human body is usually air, but with the development of endoscopic technology, high frequency electric therapy is increasingly used in endoscopic therapy, and the use of air media risks burning the tissues of the patient.
At present, in the carbon dioxide gas supply device in the market, through the arrangement of a pressure regulating module, a pressure relief module, an electromagnetic valve and a flow detection module which are mutually separated, the internal connecting pipelines of the gas supply device are numerous, and the pipeline from a gas source inlet to a gas supply outlet is too long. Besides higher material cost, the problems of more time consumption and increased air leakage risk due to the increase of connection and overlarge pressure loss of the pipeline due to overlong pipelines also exist.
SUMMERY OF THE UTILITY MODEL
Based on the problems existing in the background art, an object of the present invention is to provide a multifunctional flow rate detection control device for a carbon dioxide gas supply device for an endoscope, which can simplify the internal structure of the carbon dioxide gas supply device.
In order to achieve the purpose, the utility model provides a technical scheme does:
the utility model relates to a multifunctional flow detection control device, which comprises a base, a solenoid valve, a pressure relief valve and an air flow detection device; the base is provided with an air inlet, an air outlet, a pressure relief valve mounting hole, a flow detection low-pressure hole, a flow detection high-pressure hole, a solenoid valve air outlet hole and a solenoid valve air inlet hole, and an air inlet channel, an air outlet channel and a flow detection flow limiting hole are arranged inside the base; the electromagnetic valve air inlet is communicated with the pressure relief valve mounting hole through the air inlet channel; the air outlet of the electromagnetic valve is communicated with the air inlet of the electromagnetic valve through the electromagnetic valve; the flow detection high-pressure hole is communicated with the electromagnetic valve air outlet hole through an air outlet channel, the flow detection low-pressure hole is connected with the flow detection high-pressure hole through a flow detection flow limiting hole, and the air outlet is connected with the flow detection low-pressure hole through the air outlet channel; the pressure release valve is installed in the pressure release valve mounting hole, the low-pressure air inlet end and the high-pressure air inlet end of the air flow detection device are respectively installed in the flow detection low-pressure hole and the flow detection high-pressure hole, and the control end of the air flow detection device is connected with the control mechanism.
Preferably, the device further comprises a control mechanism, and the control mechanism is respectively connected with the electromagnetic valve, the pressure release valve and the air flow detection device. The control mechanism controls the on-off of the electromagnetic valve and the on-off of the pressure release valve according to the gas flow condition detected by the gas flow detection device.
Preferably, the aperture size of flow detection restricted aperture is less than the aperture size of air outlet channel, and the flow detection restricted aperture can control the suitable scope with the airflow to make things convenient for the airflow to detect.
Preferably, the pore size of the inlet channel is the same as that of the outlet channel.
Preferably, the solenoid valve is fixed on the side of the base by a screw.
Adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect:
1. the utility model provides a flow detection controlling means accomplishes carbon dioxide and detects and control from the air current before air feeder sends out, can realize the superpressure protection, pressure and flow's when guaranteeing the output stability.
2. The utility model discloses can realize air current and atmospheric pressure dual control effect through the break-make of solenoid valve control air current, the atmospheric pressure through relief valve control air current according to the detection condition of air flow.
3. The utility model discloses install solenoid valve, relief valve and flow detection device on same module, be favorable to reducing the whole volume of device, simplify endoscope with the inside pipeline of carbon dioxide air feeder.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is an exploded view of the present invention;
fig. 3 is a schematic view of the internal structure of the base of the present invention.
Description of the labels in the schematic:
1-a base; 2-an electromagnetic valve; 3, a pressure relief valve; 4-an airflow detecting device; 5-an air inlet; 6-air outlet; 7-a relief valve mounting hole; 8-flow detection low pressure hole; 9-flow detection high pressure hole; 10-an air outlet of the electromagnetic valve; 11-electromagnetic valve air inlet; 12-an intake passage; 13-an air outlet channel; 14-flow sensing restrictor orifice.
Detailed Description
For further understanding of the present invention, the present invention will be described in detail with reference to the following examples, which are provided for illustration of the present invention but are not intended to limit the scope of the present invention.
As shown in fig. 1 to 3, the present embodiment relates to a multifunctional flow rate detection control device, which includes a base 1, an electromagnetic valve 2, a pressure release valve 3, a gas flow rate detection device 4, and a control mechanism; the base is provided with an air inlet 5, an air outlet 6, a pressure relief valve mounting hole 7, a flow detection low-pressure hole 8, a flow detection high-pressure hole 9, a solenoid valve air outlet hole 10 and a solenoid valve air inlet hole 11, and an air inlet channel 12, an air outlet channel 13 and a flow detection flow limiting hole 14 are arranged inside the base 1; the pressure release valve mounting hole 7 is communicated with the air inlet 5 through an air inlet channel 12, and the electromagnetic valve air inlet 11 is communicated with the pressure release valve mounting hole 9 through the air inlet channel 12; the electromagnetic valve 2 is fixed on the side part of the base 1 through a screw; the electromagnetic valve air outlet 10 is communicated with an electromagnetic valve air inlet 11 through an electromagnetic valve 2; the flow detection high-pressure hole 9 is communicated with the electromagnetic valve air outlet hole 10 through an air outlet channel 13, the flow detection low-pressure hole 8 is connected with the flow detection high-pressure hole 9 through a flow detection flow limiting hole 14, and the air outlet 6 is connected with the flow detection low-pressure hole 8 through the air outlet channel 13; the pressure release valve 3 is arranged in a pressure release valve mounting hole 7, and the low-pressure air inlet end and the high-pressure air inlet end of the airflow detection device 4 are respectively arranged in a flow detection low-pressure hole 8 and a flow detection high-pressure hole 9. The control mechanism is respectively connected with the electromagnetic valve 2, the pressure release valve 3 and the air flow detection device 4. The control mechanism controls the on-off of the electromagnetic valve 2 and the on-off of the pressure release valve 3 through the gas flow condition detected by the gas flow detection device 4.
The aperture size of the flow detection flow limiting hole 14 is smaller than that of the air outlet channel 13, and the flow detection flow limiting hole 14 can control the air flow in a proper range. The pore size of the inlet channel 12 is the same as that of the outlet channel 13.
The utility model discloses the theory of operation: when the device is used as one component of the carbon dioxide gas supply device for the endoscope, the device needs to be matched with other structures.
Air intake: carbon dioxide gas enters the interior of the base 1 from the air inlet 5, reaches the pressure relief valve 3 through the air inlet channel 12, and then enters the electromagnetic valve 2 through the electromagnetic valve air inlet hole 11.
Gas outlet: the carbon dioxide gas reaches the gas outlet channel 13 in the base 1 from the gas outlet hole 10 of the electromagnetic valve, firstly passes through the flow detection high-pressure hole 9, then passes through the flow detection flow limiting hole 14, then passes through the flow detection low-pressure hole 8, and finally leaves the base 1 from the gas outlet 6.
Detection control: when the air current is through flow detection high pressure hole 9 and flow detection low pressure hole 8, airflow detection device 4 detects the flow of air current, simultaneously according to the data of the pressure detection module among the carbon dioxide air feeder for the endoscope, carries out the pressure release through relief valve 4, when the atmospheric pressure of air current is too strong, the accessible closes solenoid valve 2 and comes the protection device.
The present invention and its embodiments have been described above schematically, without limitation, and what is shown in the drawings is merely an embodiment of the present invention, and the actual structure is not limited thereto. Therefore, those skilled in the art should understand that they can easily and effectively implement the present invention without departing from the spirit and scope of the present invention.
Claims (5)
1. The utility model provides a multi-functional flow detection controlling means which characterized in that: the device comprises a base, an electromagnetic valve, a pressure release valve and an air flow detection device; the base is provided with an air inlet, an air outlet, a pressure relief valve mounting hole, a flow detection low-pressure hole, a flow detection high-pressure hole, a solenoid valve air outlet hole and a solenoid valve air inlet hole, and an air inlet channel, an air outlet channel and a flow detection flow limiting hole are arranged inside the base; the electromagnetic valve air inlet is communicated with the pressure relief valve mounting hole through the air inlet channel; the air outlet of the electromagnetic valve is communicated with the air inlet of the electromagnetic valve through the electromagnetic valve; the flow detection high-pressure hole is communicated with the electromagnetic valve air outlet hole through an air outlet channel, the flow detection low-pressure hole is connected with the flow detection high-pressure hole through a flow detection flow limiting hole, and the air outlet is connected with the flow detection low-pressure hole through the air outlet channel; the pressure release valve is installed in the pressure release valve mounting hole, and the low-pressure air inlet end and the high-pressure air inlet end of the airflow detection device are respectively installed in the flow detection low-pressure hole and the flow detection high-pressure hole.
2. The multi-functional flow detection and control device of claim 1, wherein: the device also comprises a control mechanism, and the control mechanism is respectively connected with the electromagnetic valve, the pressure release valve and the airflow detection device.
3. The multi-functional flow detection and control device of claim 1, wherein: the aperture size of the flow detection flow limiting hole is smaller than that of the air outlet channel.
4. The multi-functional flow detection and control device of claim 1, wherein: the pore size of the air inlet channel is the same as that of the air outlet channel.
5. The multi-functional flow detection and control device of claim 1, wherein: the electromagnetic valve is fixed on the side part of the base through a screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921365208.8U CN210931292U (en) | 2019-08-21 | 2019-08-21 | Multifunctional flow detection control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921365208.8U CN210931292U (en) | 2019-08-21 | 2019-08-21 | Multifunctional flow detection control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210931292U true CN210931292U (en) | 2020-07-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921365208.8U Active CN210931292U (en) | 2019-08-21 | 2019-08-21 | Multifunctional flow detection control device |
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| Country | Link |
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| CN (1) | CN210931292U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI816362B (en) * | 2022-04-14 | 2023-09-21 | 相弘科技股份有限公司 | Device and method for inspecting flow rate of multiple gas tubes |
-
2019
- 2019-08-21 CN CN201921365208.8U patent/CN210931292U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI816362B (en) * | 2022-04-14 | 2023-09-21 | 相弘科技股份有限公司 | Device and method for inspecting flow rate of multiple gas tubes |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 311100 Room 501-1, Building 50, No. 650, Hongfeng Road, Donghu Street, Linping District, Hangzhou, Zhejiang Patentee after: Hangzhou Xiangrui Medical Equipment Co.,Ltd. Address before: 311100 Room 201-9, Building 25, No. 536 Shunfeng Road, Yuhang Economic and Technological Development Zone, Yuhang District, Hangzhou City, Zhejiang Province Patentee before: Hangzhou Xiangrui Medical Technology Co.,Ltd. |