CN203414123U - Linear Hall pipe flow test device - Google Patents
Linear Hall pipe flow test device Download PDFInfo
- Publication number
- CN203414123U CN203414123U CN201320470635.9U CN201320470635U CN203414123U CN 203414123 U CN203414123 U CN 203414123U CN 201320470635 U CN201320470635 U CN 201320470635U CN 203414123 U CN203414123 U CN 203414123U
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- China
- Prior art keywords
- linear hall
- ring
- check valve
- return valve
- flow test
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- Expired - Fee Related
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Abstract
The utility model discloses a linear Hall pipe flow test device which is characterized by comprising a midbody, wherein the lower part of the midbody is connected with a base through screws, a valve hole is formed in the base, a check valve is arranged in the valve hole, a copper column and magnetic steel are arranged in the check valve, a whole cavity of the check valve is filled with epoxy resin, the underside of the check valve is sequentially provided with a water outlet sealing ring, a bracing ring, a clamp ring and a backstop ring, the water outlet sealing ring is in contact with the underside of the check valve, the bracing ring is matched with the water outlet sealing ring, a linear Hall application control circuit is arranged outside of the midbody, and the linear Hall application control circuit is connected with a linear Hall sensor. The linear Hall pipe flow test device disclosed by the utility model has the beneficial effects that 1, the device is simple in structure, accurate in flow test, long in service life and the like; 2, the device has the function of the check valve, so that the device is conveniently applied to the water shortage detection on automatic control of water pumps and the pressurized water flow test of pipes; 3, the device has a low requirement on the magnetic steel, and the induction distance and the control flow range can be adjusted by SCM (single-chip microcomputer) software codes.
Description
Technical field
The utility model relates to the flow detector of pipeline, particularly relates to linear Hall formula pipeline flow pick-up unit.
Background technology
Existing pipeline flow pick-up unit has a variety ofly in the market, but has shortcoming separately, is mainly divided into: the one, and mechanical meters, it only plays demonstration effect, can not be for automatic control; The 2nd, magnet steel and Hall switch pipeline flow pick-up unit, it requires high to cooperation between the sensitivity of magnet steel magnetic and Hall switch, if find flow not within the required range, must change magnet steel magnetic or Hall switch sensitivity or adjust distance between magnet steel and Hall switch, service efficiency is low in batches; The 3rd, magnet steel and dry-reed pipeline flow pick-up unit, it is except comprising the shortcoming of magnet steel and Hall switch pipeline flow pick-up unit, also comprise tongue tube frangible cause to detect lost efficacy etc.; The 4th, turbine is sent out pulsed pipeline flow pick-up unit, and it can calculate concrete flow value, but there is no return valve function.
Summary of the invention
The purpose of this utility model is the shortcoming existing in order to overcome prior art, provide a kind of simple in structure, flow control is convenient, long service life, be conducive to automatic pump, to the low linear Hall formula pipeline flow pick-up unit of required distance between magnet steel magnetic and magnet steel and switch Hall (or tongue tube).
The technical scheme of the utility model linear Hall formula pipeline flow pick-up unit is: it is characterized in that comprising middle body, middle body below is connected with base through screw, in described base, be shaped with valve opening, in valve opening, be provided with non-return valve, copper post and magnet steel are set in non-return valve, epoxy resin fills up whole check valve chamber, below non-return valve, be equipped with out successively waterstop ring, filler ring, snap ring, Non-return ring, describedly go out waterstop ring and contact with below non-return valve, filler ring with go out waterstop ring and match, the external linear Hall application controls circuit that is provided with in described, linear Hall application controls circuit connects linear hall sensor.
The utility model discloses a kind of linear Hall formula pipeline flow pick-up unit, during work, in pipeline, there are flowing out, by discharge, drive non-return valve to move up, due to magnet steel being housed in non-return valve, in the external linear Hall application controls circuit that is provided with, on linear Hall application controls circuit, linear hall sensor is set, according to the difference of discharge, the distance that non-return valve moves up is also different, magnet steel in non-return valve is also different with respect to the distance of linear hall sensor, when discharge is larger, non-return valve moves up the closer to linear hall sensor, the analog quantity voltage signal of linear hall sensor output is larger, linear hall sensor is transferred to linear Hall application controls circuit by the signal receiving, by linear Hall application controls circuit, control the startup of water pump, after water source lack of water or pipe sealing, non-return valve under self-gravity action to whereabouts reposition, now the magnet steel in non-return valve and linear hall sensor distance are farthest, the analog quantity voltage signal of linear hall sensor output is less, linear hall sensor is transferred to linear Hall application controls circuit by the signal receiving, by linear Hall application controls circuit, controlling water pump quits work.This programme linear Hall formula pipeline flow pick-up unit, one, simple in structure, flow detection is accurate, the high life etc.; Two,, with return valve function, the lack of water that is conveniently applied to automatic pump detects and the detection of pipe pressurizing discharge; Three, low to the requirement of magnet steel magnetic, distance of reaction and control flow range can regulate by scm software code.
The utility model linear Hall formula pipeline flow pick-up unit, is equipped with O type circle between described middle body and base.There is O type circle, the sealing in raising between body and base.Described linear Hall application controls circuit comprises step-down rectifier filter circuit of pressure-stabilizing and Single-chip Controlling code, and described step-down rectifier filter circuit of pressure-stabilizing is by the linear Hall of civil power AC220V step-down rectifier voltage regulation filtering and the required operating voltage DC5V of single-chip microcomputer.Linear Hall application controls circuit is by the first linear Hall of decompression rectifier filter circuit of civil power AC220V and the required operating voltage DC5V of single-chip microcomputer, the VDD of+5V connects linear hall sensor and single-chip microcomputer working power anode, and first capacitor C 1 one end, first capacitor C 1 another termination VSS, VSS connects linear hall sensor and single-chip microcomputer working power negative terminal, and second capacitor C 2 one end, second capacitor C 2 other ends connect the analog signals output terminal of linear hall sensor, the A/D ALT-CH alternate channel of the analog signals output terminal access single-chip microcomputer of linear hall sensor, single-chip microcomputer drives relay work again, relay drives pump working again.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model linear Hall formula pipeline flow pick-up unit;
Fig. 2 is the circuit diagram of the utility model linear Hall formula pipeline flow pick-up unit.
Embodiment
The utility model relates to a kind of linear Hall formula pipeline flow pick-up unit, as shown in Fig. 1-Fig. 2, it is characterized in that: comprise middle body 1, middle body 1 below is connected with base 2 through screw 7, in described base 2, be shaped with valve opening 14, in valve opening, be provided with non-return valve 6, copper post 9 and magnet steel 10 are set in non-return valve 6, epoxy resin 11 fills up whole check valve chamber, non-return valve 6 is equipped with out waterstop ring 13 below successively, filler ring 5, snap ring 3, Non-return ring 4, describedly go out waterstop ring and contact below with non-return valve 6, filler ring with go out waterstop ring and match, described middle body 1 peripheral hardware has linear Hall application controls circuit, linear Hall application controls circuit connects linear hall sensor 12.During work, in pipeline, there are flowing out, by discharge, drive non-return valve 6 to move up, due to magnet steel 10 being housed in non-return valve, middle body 1 peripheral hardware has linear Hall application controls circuit, on linear Hall application controls circuit, linear hall sensor 12 is set, according to the difference of discharge, the distance that non-return valve 6 moves up is also different, magnet steel 10 in non-return valve is also different with respect to the distance of linear hall sensor 12, when discharge is larger, non-return valve 6 moves up the closer to linear hall sensor 12, the analog quantity voltage signal of linear hall sensor output is larger, linear hall sensor is transferred to linear Hall application controls circuit by the signal receiving, by linear Hall application controls circuit, control the startup of water pump, after water source lack of water or pipe sealing, non-return valve 6 under self-gravity action to whereabouts reposition, now the magnet steel in non-return valve 6 10 and linear hall sensor 12 distances are farthest, the analog quantity voltage signal of linear hall sensor output is less, linear hall sensor is transferred to linear Hall application controls circuit by the signal receiving, by linear Hall application controls circuit, controlling water pump quits work.This programme linear Hall formula pipeline flow pick-up unit, one, simple in structure, flow detection is accurate, the high life etc.; Two,, with non-return valve 6 functions, the lack of water that is conveniently applied to automatic pump detects and the detection of pipe pressurizing discharge; Three, low to the requirement of magnet steel magnetic, distance of reaction and control flow range can regulate by scm software code.O type circle 8 is housed between described middle body 1 and base 2.There is O type circle 8, the sealing in raising between body 1 and base 2.Described linear Hall application controls circuit comprises step-down rectifier filter circuit of pressure-stabilizing and Single-chip Controlling code, and described step-down rectifier filter circuit of pressure-stabilizing is by the linear Hall of civil power AC220V step-down rectifier voltage regulation filtering and the required operating voltage DC5V of single-chip microcomputer.Linear Hall application controls circuit is by the first linear Hall of decompression rectifier filter circuit of civil power AC220V and the required operating voltage DC5V of single-chip microcomputer, the VDD of+5V connects linear hall sensor 12 and single-chip microcomputer working power anode, and first capacitor C 1 one end, first capacitor C 1 another termination VSS, VSS connects linear hall sensor 12 and single-chip microcomputer working power negative terminal, and second capacitor C 2 one end, second capacitor C 2 other ends connect the analog signals output terminal of linear hall sensor, the A/D ALT-CH alternate channel of the analog signals output terminal access single-chip microcomputer of linear hall sensor 12, single-chip microcomputer drives relay work again, relay drives pump working again.
Claims (3)
1. linear Hall formula pipeline flow pick-up unit, it is characterized in that: comprise middle body (1), middle body (1) below is connected with base (2) through screw (7), in described base (2), be shaped with valve opening (14), in valve opening, be provided with non-return valve (6), copper post (9) and magnet steel (10) are set in non-return valve (6), epoxy resin (11) fills up whole check valve chamber, non-return valve (6) is equipped with out waterstop ring (13) below successively, filler ring (5), snap ring (3), Non-return ring (4), describedly go out waterstop ring and contact below with non-return valve (6), filler ring with go out waterstop ring and match, described middle body (1) peripheral hardware has linear Hall application controls circuit, linear Hall application controls circuit connects linear hall sensor (12).
2. linear Hall formula pipeline flow pick-up unit as claimed in claim 1, is characterized in that: between described middle body (1) and base (2), O type circle (8) is housed.
3. linear Hall formula pipeline flow pick-up unit as claimed in claim 1, it is characterized in that: described linear Hall application controls circuit comprises step-down rectifier filter circuit of pressure-stabilizing, Single-chip Controlling code, described step-down rectifier filter circuit of pressure-stabilizing is by the linear Hall of civil power AC220V step-down rectifier voltage regulation filtering and the required operating voltage DC5V of single-chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320470635.9U CN203414123U (en) | 2013-08-05 | 2013-08-05 | Linear Hall pipe flow test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320470635.9U CN203414123U (en) | 2013-08-05 | 2013-08-05 | Linear Hall pipe flow test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203414123U true CN203414123U (en) | 2014-01-29 |
Family
ID=49977006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320470635.9U Expired - Fee Related CN203414123U (en) | 2013-08-05 | 2013-08-05 | Linear Hall pipe flow test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203414123U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107817735A (en) * | 2017-12-05 | 2018-03-20 | 浙江益中智能电气有限公司 | A kind of self priming pump remote controllers of band APP manipulations |
| CN110319470A (en) * | 2019-06-06 | 2019-10-11 | 华帝股份有限公司 | Water quantity detection method and detection system for automatically cleaning range hood |
-
2013
- 2013-08-05 CN CN201320470635.9U patent/CN203414123U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107817735A (en) * | 2017-12-05 | 2018-03-20 | 浙江益中智能电气有限公司 | A kind of self priming pump remote controllers of band APP manipulations |
| CN110319470A (en) * | 2019-06-06 | 2019-10-11 | 华帝股份有限公司 | Water quantity detection method and detection system for automatically cleaning range hood |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140129 Termination date: 20160805 |