CN204241045U - A kind of high precision flow - Google Patents
A kind of high precision flow Download PDFInfo
- Publication number
- CN204241045U CN204241045U CN201420758117.1U CN201420758117U CN204241045U CN 204241045 U CN204241045 U CN 204241045U CN 201420758117 U CN201420758117 U CN 201420758117U CN 204241045 U CN204241045 U CN 204241045U
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- runner
- high precision
- medium flow
- inner chamber
- magnet
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Abstract
The utility model relates to a kind of high precision flow, include base, upper cover, inner chamber is provided with between described base and upper cover, described base is provided with and the medium flow channel of inner chamber conducting, medium flow pass, be provided with runner, magnet, Hall element in described inner chamber, magnet is arranged on runner, and described runner is provided with blade, it is characterized in that: the outer wall of described upper cover is provided with positioning seat, described positioning seat is provided with the draw-in groove snapped in for external connection.Adopt technique scheme, the utility model provides a kind of high precision flow, and it is convenient that it makes external connection locate, thus ensure itself and Hall element stable connection, and then the data that it is exported are accurate.
Description
Technical field
The utility model relates to field of flow meters, particularly a kind of high precision flow.
Background technology
Existing flowmeter includes base, upper cover, inner chamber is provided with between described base and upper cover, described base is provided with the medium flow channel with inner chamber conducting, medium flow pass, runner is provided with in described inner chamber, magnet, Hall element, magnet is arranged on runner, described runner is provided with blade, described medium enters inner chamber by medium flow channel, runner is rotated, flow out from medium flow pass again, Hall element collection signal exports, Hall element is connected with external connection, in order to make stable connection between external connection and Hall element, need to be enclosed within external connection by locating sleeve, by screw, locating sleeve is fixed again, but, this external connection locator meams, install, dismounting is inconvenient, complex structure.
Summary of the invention
The purpose of this utility model: in order to overcome the defect of prior art, the utility model provides a kind of high precision flow, it is convenient that it makes external connection locate, thus ensure itself and Hall element stable connection, and then the data that it is exported are accurate.
The technical solution of the utility model: a kind of high precision flow, include base, upper cover, inner chamber is provided with between described base and upper cover, described base is provided with and the medium flow channel of inner chamber conducting, medium flow pass, be provided with runner, magnet, Hall element in described inner chamber, magnet is arranged on runner, and described runner is provided with blade, it is characterized in that: the outer wall of described upper cover is provided with positioning seat, described positioning seat is provided with the draw-in groove snapped in for external connection.
Adopt technique scheme, by the draw-in groove arranged, can directly external connection be snapped in described draw-in groove, external connection can be made like this to locate convenient, thus ensure itself and Hall element stable connection, and then the data that it is exported are accurate.
Further setting of the present utility model: the tongue piece that described positioning seat includes pedestal, is wholely set with pedestal, form described draw-in groove between described tongue piece and pedestal, described tongue piece is bent outwardly setting.
Adopt above-mentioned further setting, the positioning seat set-up mode of this structure, structure is simple; Tongue piece is bent outwardly and is arranged so that tongue piece has certain elasticity, external connection is located more stable.
Setting further more of the present utility model: described draw-in groove includes circular arc locating slot, and described circular arc locating slot side is provided with opening.
Adopt and above-mentionedly to arrange further again, it is better that circular arc locating slot can make external connection locate; The opening arranged can facilitate external connection to snap in circular arc locating slot.
Further setting more of the present utility model: described runner is provided with at least 9 blades, and described blade is evenly distributed on the sidewall of runner.
Adopt and above-mentionedly further to arrange again, this blade set-up mode, the data that flowmeter is gathered more accurately, precision is higher.
Further setting more of the present utility model: described magnet is arranged on the end of runner, and the end sleeve of runner is provided with rotor cap.
Adopt and above-mentionedly further to arrange again, this magnet set-up mode, can facilitate the installation of magnet, and the rotor cap of setting makes magnet positioning stablity, can not come off.
Further setting more of the present utility model: described medium flow channel, the outboard end of medium flow pass are respectively equipped with O-ring seal, welding lid, O-ring seal is pressed in medium flow channel, medium flow pass through welding lid, is provided with fast plug in described welding lid.
Adopt and above-mentionedly further to arrange again, the O-ring seal of setting can prevent medium from leaking, and the fast plug of setting can facilitate flowmeter to be connected with extraneous pipeline.
Accompanying drawing explanation
Fig. 1 is the explosive view of the utility model specific embodiment;
Fig. 2 is superstructure schematic diagram in the utility model specific embodiment.
Embodiment
As Fig. 1, shown in 2, a kind of high precision flow, include base 1, upper cover 2, base 1 is fixed through screw 40 with upper cover 2, inner chamber is provided with between described base 1 and upper cover 2, described base 1 is provided with the medium flow channel 11 with inner chamber conducting, medium flow pass 12, runner 3 is provided with in described inner chamber, magnet 4, Hall element 5, magnet 4 is arranged on runner 3, described runner 3 is provided with blade 6, the outer wall of described upper cover 2 is provided with positioning seat 7, described positioning seat 7 is provided with the draw-in groove 8 snapped in for external connection, by the draw-in groove 8 arranged, can directly external connection be snapped in described draw-in groove 8, external connection can be made like this to locate convenient, thus ensure itself and Hall element 5 stable connection, and then the data making it export are accurate.
In the utility model specific embodiment, the tongue piece 72 that described positioning seat 7 includes pedestal 71, is wholely set with pedestal 71, form described draw-in groove 8 between described tongue piece 72 and pedestal 71, described tongue piece 72 is bent outwardly setting, the positioning seat set-up mode of this structure, structure is simple; Tongue piece 72 is bent outwardly and is arranged so that tongue piece 72 has certain elasticity, external connection is located more stable.Wherein, described draw-in groove 8 includes circular arc locating slot 81, and described circular arc locating slot 81 side is provided with opening 82, and the internal diameter of circular arc locating slot 81 can not be greater than the external diameter of external connection, and it is better that circular arc locating slot 81 can make external connection locate; The opening 82 arranged can facilitate external connection to snap in circular arc locating slot.
In the utility model specific embodiment, described runner 3 is provided with at least 9 blades 6, and described blade 6 is evenly distributed on the sidewall of runner 3.This blade 6 set-up mode, the data that flowmeter is gathered are more accurate, precision is higher.
In the utility model specific embodiment, described magnet 4 is arranged on the end of runner 3, and the end sleeve of runner 3 is provided with rotor cap 9.This magnet 4 set-up mode, can facilitate the installation of magnet 4, and the rotor cap 9 of setting makes magnet 4 positioning stablity, can not come off.
In the utility model specific embodiment, described medium flow channel 11, the outboard end of medium flow pass 12 are respectively equipped with O-ring seal 10, welding lid 20, O-ring seal 10 is pressed in medium flow channel 11, medium flow pass 12 through welding lid 20, is provided with fast plug 30 in described welding lid 20.The O-ring seal 10 arranged can prevent medium from leaking, and the fast plug 30 of setting can facilitate flowmeter to be connected with extraneous pipeline.
Claims (6)
1. a high precision flow, include base, upper cover, inner chamber is provided with between described base and upper cover, described base is provided with and the medium flow channel of inner chamber conducting, medium flow pass, be provided with runner, magnet, Hall element in described inner chamber, magnet is arranged on runner, and described runner is provided with blade, it is characterized in that: the outer wall of described upper cover is provided with positioning seat, described positioning seat is provided with the draw-in groove snapped in for external connection.
2. high precision flow according to claim 1, is characterized in that: the tongue piece that described positioning seat includes pedestal, is wholely set with pedestal, and form described draw-in groove between described tongue piece and pedestal, described tongue piece is bent outwardly setting.
3. high precision flow according to claim 2, is characterized in that: described draw-in groove includes circular arc locating slot, and described circular arc locating slot side is provided with opening.
4. the high precision flow according to claim 1 or 2 or 3, it is characterized in that: described runner is provided with at least 9 blades, described blade is evenly distributed on the sidewall of runner.
5. high precision flow according to claim 4, is characterized in that: described magnet is arranged on the end of runner, and the end sleeve of runner is provided with rotor cap.
6. high precision flow according to claim 5, it is characterized in that: described medium flow channel, the outboard end of medium flow pass are respectively equipped with O-ring seal, welding lid, O-ring seal is pressed in medium flow channel, medium flow pass through welding lid, is provided with fast plug in described welding lid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420758117.1U CN204241045U (en) | 2014-12-05 | 2014-12-05 | A kind of high precision flow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420758117.1U CN204241045U (en) | 2014-12-05 | 2014-12-05 | A kind of high precision flow |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204241045U true CN204241045U (en) | 2015-04-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420758117.1U Active CN204241045U (en) | 2014-12-05 | 2014-12-05 | A kind of high precision flow |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204241045U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106647828A (en) * | 2016-11-17 | 2017-05-10 | 佛山市云米电器科技有限公司 | Assembled flow control and flow sensing device and control method thereof |
-
2014
- 2014-12-05 CN CN201420758117.1U patent/CN204241045U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106647828A (en) * | 2016-11-17 | 2017-05-10 | 佛山市云米电器科技有限公司 | Assembled flow control and flow sensing device and control method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |