CN205991007U - Novel pressure switchs - Google Patents
Novel pressure switchs Download PDFInfo
- Publication number
- CN205991007U CN205991007U CN201620979760.6U CN201620979760U CN205991007U CN 205991007 U CN205991007 U CN 205991007U CN 201620979760 U CN201620979760 U CN 201620979760U CN 205991007 U CN205991007 U CN 205991007U
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- cavity
- novel pressure
- switch
- valves
- check
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- Withdrawn - After Issue
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Abstract
This utility model provides a kind of novel pressure switch, belongs to field of mechanical technique.It solves the problems, such as that existing pressure switch is more slow to pressure sensitive and structure is complex.This novel pressure switchs, including the body with cavity, body is provided with water inlet and outlet, is provided with check-valves in the cavity of body, it is fixed with out hydrosphere in the cavity of body, the upper end of check-valves is provided with magnet steel, and body is provided with pressure transducer, and body is provided with control box, it is provided with wiring board in control box, pressure transducer is connected with wiring board, and wiring board is connected with controller, tongue tube, and tongue tube being capable of inductive magnetic steel.This novel pressure switch has the advantages that sensing is more sensitive and structure is relatively simple.
Description
Technical field
This utility model belongs to field of mechanical technique, is related to a kind of novel pressure switch.
Background technology
The electric water pump using at present, in order to realize automatically controlling, is provided with pressure control switch in pipeline, is controlling
Water-shortage protection device is increased, this controlling switch equipped with water-shortage protection device is by pressurized tank, pressure switch, hydropenia in switch
Protection device, check-valves, four-way etc. form, and its complex structure leads to the waste of material, and installs inconvenience, time-consuming during installation
Arduously, integrated result difference leads to sealing poor, and after pipeline water supply recovers normal, after needing manually to go to reset, controlling switch is
Can normal work.And people forget the phenomenon closed after often occurring in use opening valve, make water pump always
In running order, cause the wasting of resources.
A kind of electron pressure switch (application number as disclosed in Chinese patent literature：201320256454.6), including having
The body of opening, body is had the water inlet being oppositely arranged with this opening and the outlet with the perpendicular setting of this water inlet,
It is provided with check-valves in water inlet, be provided with flexible sheet at opening, the medial surface of flexible sheet be fixed with by fixed structure and push away
Bar, the outside that body is located at flexible sheet is provided with resetting structure, body is additionally provided with control box, is provided with wiring board in control box,
Wiring board is provided with controller, IC chip, tongue tube and the relay for controlling pump working, and push rod is provided with can be dry with this
The magnet steel one of reed pipe sensing, check-valves are provided with can be with the magnet steel two of this tongue tube sensing, and body is located at the side of flexible sheet
On be fixed with connecting seat, there is in described connecting seat mounting groove, above-mentioned resetting structure includes answering in this mounting groove
Position spring, one end of back-moving spring is resisted against on flexible sheet, and its other end is resisted against on the bottom of mounting groove.But this electronics pressure
Power switch plunger overcomes the elastic force of back-moving spring to realize moving up and down, and therefore it is more slow to the pressure sensitive of water side and ties
Structure is complex.
Content of the invention
The purpose of this utility model be there are the problems referred to above for existing technology it is proposed that a kind of sensing more sensitive and
The relatively simple novel pressure switch of structure.
The purpose of this utility model can be realized by following technical proposal：Novel pressure switchs, including having cavity
Body, described body is provided with the water inlet being connected with its cavity and outlet, is provided with the described cavity of body
The check-valves that can move back and forth are it is characterised in that be fixed with out hydrosphere in the described cavity of body, described goes out hydrosphere energy
Enough and described check-valves form sealing, and the upper end of described check-valves is provided with magnet steel, and described body is provided with pressure sensing
Device, described body is provided with control box, is provided with wiring board, described pressure transducer and described line in described control box
Road plate is connected, and described wiring board is connected with controller, tongue tube, and described tongue tube can sense described magnet steel.
When using, the water inlet of body and outlet are all connected with piped water supply system, the water pump in water system
It is connected with the wiring board of this novel pressure switch.When anhydrous, tongue tube senses magnet steel, and pressure transducer senses body
When pressure in cavity is less than setting value, water pump is in the state of hydropenia work；When anhydrous, tongue tube senses magnet steel, pressure
When force transducer senses that the pressure in the cavity of body is more than setting value, water pump is in the state of pressurize shutdown.When there being water,
When pressure transducer senses that the pressure in the cavity of body is less than setting value, water pump initially enters the state of work, now, pipe
Initial water pressure in road promotes check-valves to rise, and goes out hydrosphere and departs from check-valves, now the water of water inlet flows toward outlet,
Now move on check-valves, tongue tube senses less than magnet steel, and water pump is constantly in the state of work.This novel pressure switch has sense
Should more sensitive, structure simple and assemble conveniently advantage.
In above-mentioned novel pressure switchs, the upper end of described check-valves is guide post, and described guide post is square
And the upper end of described guide post is provided with locating slot, described magnet steel is embedded in described locating slot.Guide post is square, and makes to stop
Return moving up and down of valve and there is preferable guide effect, magnet steel is embedded in locating slot, has that structure is simple and locating effect is preferable
Advantage.
In above-mentioned novel pressure switchs, the middle part of described guide post is provided with increases pin, and described magnet steel is located at institute
The upside increasing pin stated.Pin is increased by setting, meets check-valves use requirement, make fluctuating of check-valves simultaneously
More stable, there is the more reliable advantage of work.
In above-mentioned novel pressure switchs, described body is provided with the eccentric orfice passing through for guide post, and described is inclined
Heart hole is near described tongue tube.Guide post is inserted into eccentric in the hole, and eccentric orfice, near tongue tube, makes magnet steel have tongue tube relatively
Closely, enable tongue tube preferably to sense magnet steel, there is the more sensitive advantage of sensing.
In above-mentioned novel pressure switchs, the lower end of described water inlet is provided with Non-return ring, and described check-valves are located at
The upside of described Non-return ring.Water inlet lower end arranges Non-return ring, it is to avoid dropping of check-valves, has using conveniently excellent
Point.
In above-mentioned novel pressure switchs, the upside of described Non-return ring is fixed with snap ring, solid on the upside of described snap ring
It is connected with Kato ringwise.By arranging snap ring and Kato, it can be avoided that dropping of check-valves, increased sealing effect simultaneously
Really, there is the preferable advantage of using effect.
In above-mentioned novel pressure switchs, the outer end of described outlet is arranged with water outlet back-up ring.By being set in out
Water outlet back-up ring on the outer end of the mouth of a river, increased the bonding strength of outlet outer end, has the preferable advantage of connection effect.
In above-mentioned novel pressure switchs, described pressure transducer includes housing, and the lower end of housing is connection end, institute
The connection end stated is connected with the cavity of described body, and described connection end is provided with the through hole being connected with the cavity of housing,
It is provided with flexible sheet at described through hole the inner, be provided with jacking block and spring in described housing, the lower end of described jacking block is supported
Lean against on described flexible sheet, one end of described spring is resisted against on described jacking block, and the other end of described spring supports
On the medial wall of the cavity leaning against housing, described housing is fixed with microswitch, described flexible sheet can promote institute
Move and touch the contact of microswitch on the jacking block stated.When the pressure value of body reaches setup pressure value, the current of body push away
Dynamic elasticity diaphragm moves, and flexible sheet overcomes the elastic force of spring, promotes jacking block to touch microswitch, microswitch sends a letter
Number give controller, controller control water pump quit work, by adopting microswitch, make this novel pressure inductive switching more clever
The simple advantage of quick and structure.
In above-mentioned novel pressure switchs, described housing includes opening up base and is connected in described bottom
Seat upside and downward opening switch base, described microswitch is connected on described switch base, and described connection end is arranged
Adjusting screw is threaded with the lower end of described base, described switch base, the other end of described spring is resisted against
In described adjusting screw.By rotating adjusting screw, realize adjusting the elastic force of spring, play the setting adjusting pressure transducer
Pressure value, has the advantages that regulation is more convenient and structure is relatively simple.
In above-mentioned novel pressure switchs, the lower surface of the described cavity of base is provided with annular convex, described bullet
Property diaphragm is rounded and its edge is equipped with elastic convex body, and described elastic convex body is coaxially disposed with described annular convex, institute
The inner side of the elastic convex body stated is resisted against the outside of described annular convex, and the lower end of described switch base is resisted against described bullet
The upside of property convex body.Using above-mentioned setting, make between flexible sheet and base, to form preferably sealing, be not likely to produce leakage.
Compared with prior art, this novel pressure switch has advantages below：
1st, to have the more sensitive, structure of sensing simple and assemble conveniently advantage for this novel pressure switch；
2nd, guide post is square, and makes moving up and down of check-valves have preferable guide effect, magnet steel is embedded in locating slot,
Have that structure is simple and the preferable advantage of locating effect；
3rd, pressure transducer is by adopting microswitch, makes that this novel pressure inductive switching is more sensitive and structure is simple
Advantage；
4th, the water outlet back-up ring by being set on outlet outer end, increased the bonding strength of outlet outer end, has even
Connect the preferable advantage of effect.
Brief description
Fig. 1 is the internal structure schematic diagram of this novel pressure switch.
Fig. 2 is the cross section structure diagram of the pressure transducer of this novel pressure switch.
In figure, 1, body；1a, water inlet；1b, outlet；1c, eccentric orfice；2nd, check-valves；2a, guide post；3rd, water outlet
Circle；4th, magnet steel；5th, control box；5a, wiring board；5b, tongue tube；6th, increase pin；7th, Non-return ring；8th, snap ring；9th, Kato；10th, go out
Water back-up ring；11st, pressure transducer；11a, housing；11b, flexible sheet；11c, elastic convex body；11d, jacking block；11e, spring；
11f, microswitch；11g, base；11h, annular convex；11i, switch base；11k, adjusting screw；12nd, middle body bushing.
Specific embodiment
The following is specific embodiment of the utility model and combine accompanying drawing, the technical solution of the utility model is made further
Description, but this utility model is not limited to these embodiments.
As illustrated in fig. 1 and 2, novel pressure switch, including the body 1 with cavity, body 1 is provided with and is connected with its cavity
The outer end of logical water inlet 1a and outlet 1b, outlet 1b is arranged with water outlet back-up ring 10, increased outlet 1b outer end
Bonding strength, has the advantages that connection effect preferably and avoids body 1 to deform.Being provided with the cavity of body 1 can be reciprocal
The check-valves 2 of movement, are fixed with out hydrosphere 3 in the cavity of body 1, going out hydrosphere 3 can form sealing, check-valves 2 with check-valves 2
Upper end be provided with magnet steel 4, body 1 is provided with control box 5, is provided with wiring board 5a in control box 5, and wiring board 5a is provided with control
Device, tongue tube 5b, pressure transducer 11, tongue tube 5b being capable of inductive magnetic steel 4.
The upper end of check-valves 2 is guide post 2a, and guide post 2a is square and the upper end of guide post 2a is provided with locating slot, magnet steel
4 are embedded in described locating slot, make moving up and down of check-valves 2 have preferable guide effect, magnet steel 4 is embedded in locating slot,
Have that structure is simple and the preferable advantage of locating effect.The middle part of guide post 2a is provided with increases pin 6, and magnet steel 4 is located at and increases pin 6
Upside, meets check-valves 2 use requirement, makes fluctuating of check-valves 2 more stable simultaneously, has work more reliable
Advantage.Body 1 is provided with the eccentric orfice 1c passing through for guide post 2a, and described eccentric orfice 1c, near tongue tube 5b, makes magnet steel 4
There is tongue tube 5b nearer, enable tongue tube 5b preferably to sense magnet steel 4, there is the more sensitive advantage of sensing.
The lower end of water inlet 1a is sequentially provided with Kato 9 ringwise, snap ring 8 and Non-return ring 7, check-valves 2 from top to bottom
Positioned at the upside of Kato 9, the lower end going out hydrosphere 3 is resisted against the upper end of Kato 9, and the cavity of body 1 is embedded with and passes through for check-valves 2
Middle body bushing 12, the lower end of middle body bushing 12 is resisted against out the upper end of hydrosphere 3.Water inlet 1a lower end arranges Non-return ring 7, it is to avoid only
Return dropping of valve 2, have using conveniently advantage.By arranging snap ring 8 and Kato 9, it can be avoided that the falling of check-valves 2
Fall, increased sealing effectiveness simultaneously, there is the preferable advantage of using effect.
Pressure transducer 11 includes housing 11a, and housing 11a includes opening up base 11g and is connected in described
On the upside of base 11g and downward opening switch base 11i, connection end is arranged on the lower end of base 11g and the chamber of connection end and body 1
Body phase connects.Connection end is provided with the through hole being connected with the cavity of housing 11a, and through hole is provided with flexible sheet 11b, housing at the inner
It is provided with jacking block 11d and spring 11e, the lower end of jacking block 11d is resisted against on flexible sheet 11b, and one end of spring 11e is supported in 11a
Lean against on jacking block 11d, switch base 11i is fixed with microswitch 11f, flexible sheet 11b can promote on described jacking block 11d
Move and touch the contact of microswitch 11f.Adjusting screw 11k is threaded with switch base 11i, the other end of spring 11e supports
Lean against in described adjusting screw 11k.
The lower surface of the cavity of base 11g is provided with annular convex 11h, and flexible sheet 11b is rounded and its edge is equipped with
Elastic convex body 11c, elastic convex body 11c and annular convex 11h is coaxially disposed, and the inner side of elastic convex body 11c is resisted against annular convex
The outside of 11h, the lower end of switch base 11i is resisted against the upside of elastic convex body 11c, makes shape between flexible sheet 11b and base 11g
Become and preferably seal, be not likely to produce leakage.
When using, the water inlet 1a and outlet 1b of body 1 are all connected with piped water supply system, in water system
The wiring board 5a that water pump is switched with this novel pressure is connected.When anhydrous, tongue tube 5b senses magnet steel 4, pressure transducer 11
When sensing that the pressure in the cavity of body 1 is less than setting value, water pump is in the state of hydropenia work；When anhydrous, tongue tube
5b senses magnet steel 4, and when pressure transducer 11 senses that the pressure in the cavity of body 1 is more than setting value, water pump is in pressurize
The state shut down.When there being water, when pressure transducer 11 senses that the pressure in the cavity of body 1 is less than setting value, water pump leaves
Begin to enter the state of work, now, the initial water pressure in pipeline promotes check-valves 2 to rise, and goes out hydrosphere 3 and departs from check-valves 2, this
When water inlet water toward outlet flow, now on check-valves move, tongue tube 5b sense less than magnet steel 4, water pump is constantly in
The state of work.When the pressure that pressure transducer 11 senses reaches setting pressure, now the hydraulic pressure in the cavity of body 1 pushes away
Dynamic elasticity diaphragm 11b, flexible sheet 11b overcome the elastic force of spring 11e, promote jacking block 11d to move, and make jacking block 11d touch fine motion
Switch 11f, microswitch 11f sends a signal to controller, and controller controls water pump to quit work.This novel pressure switch has
Sensing is more sensitive, structure is simple and assembles conveniently advantage.
Specific embodiment described herein is only explanation for example to this utility model spirit.This utility model institute
Belong to those skilled in the art described specific embodiment can be made with various modifications or supplement or using similar
Mode substitute, but without departing from of the present utility model spirit or surmount scope defined in appended claims.
Although more employing body 1, water inlet 1a, outlet 1b, eccentric orfice 1c, check-valves 2, guide post herein
2a, go out hydrosphere 3, magnet steel 4, control box 5, wiring board 5a, tongue tube 5b, increase pin 6, Non-return ring 7, snap ring 8, Kato 9, water outlet gear
Circle 10, pressure transducer 11, housing 11a, flexible sheet 11b, elastic convex body 11c, jacking block 11d, spring 11e, microswitch
The terms such as 11f, base 11g, annular convex 11h, switch base 11i, adjusting screw 11k, middle body bushing 12, but be not precluded from using
The probability of other terms.It is used for the purpose of more easily describing and explaining essence of the present utility model using these terms；?
They are construed to any additional restriction is all contrary with this utility model spirit.
Claims (10)
1. novel pressure switch, including the body (1) with cavity, described body (1) is provided with and is connected with its cavity
Water inlet (1a) and outlet (1b), are provided with, in the described cavity of body (1), the check-valves (2) that can move back and forth, its
It is characterised by, be fixed with out hydrosphere (3) in the described cavity of body (1), the described hydrosphere (3) that goes out can be with described non-return
Valve (2) forms sealing, and the upper end of described check-valves (2) is provided with magnet steel (4), and described body (1) is provided with pressure transducer
(11), described body (1) is provided with control box (5), is provided with wiring board (5a) in described control box (5), described circuit
Plate (5a) is provided with controller, tongue tube (5b), and described pressure transducer (11) is connected with described wiring board (5a), described
Tongue tube (5b) described magnet steel (4) can be sensed.
2. novel pressure switch according to claim 1 is it is characterised in that the upper end of described check-valves (2) is guiding
Bar (2a), described guide post (2a) is square and the upper end of described guide post (2a) is provided with locating slot, described magnet steel (4)
It is embedded in described locating slot.
3. novel pressure according to claim 2 switch it is characterised in that the middle part of described guide post (2a) be provided with plus
Sell (6), described magnet steel (4) is located at the described upside increasing pin (6) again.
4. novel pressure according to claim 2 switchs it is characterised in that described body (1) is provided with and supplies guide post
(2a) eccentric orfice (1c) passing through, described eccentric orfice (1c) is near described tongue tube (5b).
5. novel pressure switch according to claim 1 or 2 or 3 or 4 is it is characterised in that described water inlet (1a)
Lower end is provided with Non-return ring (7), and described check-valves (2) are located at the upside of described Non-return ring (7).
6. novel pressure according to claim 5 switchs it is characterised in that the upside of described Non-return ring (7) is fixed with
Snap ring (8), is fixed with Kato (9) ringwise on the upside of described snap ring (8).
7. novel pressure switch according to claim 1 or 2 or 3 or 4 is it is characterised in that described outlet (1b)
Outer end is arranged with water outlet back-up ring (10).
8. the novel pressure according to claim 1 or 2 or 3 or 4 switchs the pressure transducer it is characterised in that described
(11) include housing (11a), the lower end of housing (11a) is connection end, the cavity phase of described connection end and described body (1)
Connection, described connection end is provided with the through hole being connected with the cavity of housing (11a), is provided with elastica at described through hole the inner
Piece (11b), is provided with jacking block (11d) and spring (11e) in described housing (11a), the lower end of described jacking block (11d) against
On described flexible sheet (11b), one end of described spring (11e) is resisted against on described jacking block (11d), described bullet
The other end of spring (11e) is resisted against on the medial wall of cavity of housing (11a), described housing (11a) is fixed with fine motion and opens
Close (11f), described flexible sheet (11b) can promote and move and touch touching of microswitch (11f) on described jacking block (11d)
Point.
9. novel pressure according to claim 8 switch it is characterised in that described housing (11a) include opening up
Base (11g) and be connected on the upside of described base (11g) and downward opening switch base (11i), described fine motion is opened
Close (11f) to be connected on described switch base (11i), described connection end is arranged on the lower end of described base (11g), described
Switch base (11i) on be threaded with adjusting screw (11k), the other end of described spring (11e) is resisted against described tune
On section screw (11k).
10. novel pressure according to claim 9 switch is it is characterised in that the lower end of the described cavity of base (11g)
Face is provided with annular convex (11h), and described flexible sheet (11b) is rounded and its edge is equipped with elastic convex body (11c), described
Elastic convex body (11c) be coaxially disposed with described annular convex (11h), the inner side of described elastic convex body (11c) is resisted against
The outside of described annular convex (11h), the lower end of described switch base (11i) is resisted against described elastic convex body (11c)
Upside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620979760.6U CN205991007U (en) | 2016-08-29 | 2016-08-29 | Novel pressure switchs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620979760.6U CN205991007U (en) | 2016-08-29 | 2016-08-29 | Novel pressure switchs |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205991007U true CN205991007U (en) | 2017-03-01 |
Family
ID=58104916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620979760.6U Withdrawn - After Issue CN205991007U (en) | 2016-08-29 | 2016-08-29 | Novel pressure switchs |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205991007U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106194681A (en) * | 2016-08-29 | 2016-12-07 | 台州市耀达工贸有限公司 | Novel pressure switchs |
| CN107068485A (en) * | 2017-06-08 | 2017-08-18 | 新界泵业集团股份有限公司 | A kind of pressure switch |
| CN108953126A (en) * | 2018-09-04 | 2018-12-07 | 浙江耀达智能科技股份有限公司 | One kind exempting from frequent starting, high-power electronic switch |
-
2016
- 2016-08-29 CN CN201620979760.6U patent/CN205991007U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106194681A (en) * | 2016-08-29 | 2016-12-07 | 台州市耀达工贸有限公司 | Novel pressure switchs |
| CN106194681B (en) * | 2016-08-29 | 2018-06-26 | 浙江耀达智能科技股份有限公司 | Novel pressure switchs |
| CN107068485A (en) * | 2017-06-08 | 2017-08-18 | 新界泵业集团股份有限公司 | A kind of pressure switch |
| CN108953126A (en) * | 2018-09-04 | 2018-12-07 | 浙江耀达智能科技股份有限公司 | One kind exempting from frequent starting, high-power electronic switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170301 Effective date of abandoning: 20180626 |