CN104715968A - Liquid level switch assembly - Google Patents
Liquid level switch assembly Download PDFInfo
- Publication number
- CN104715968A CN104715968A CN201510135073.6A CN201510135073A CN104715968A CN 104715968 A CN104715968 A CN 104715968A CN 201510135073 A CN201510135073 A CN 201510135073A CN 104715968 A CN104715968 A CN 104715968A
- Authority
- CN
- China
- Prior art keywords
- snap fit
- mounting panel
- level switch
- switch assembly
- liquid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H36/00—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding
- H01H36/02—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding actuated by movement of a float carrying a magnet
Landscapes
- Level Indicators Using A Float (AREA)
Abstract
The invention discloses a liquid level switch assembly. The liquid level switch assembly comprises a stand column, a floater, a support and a limiting clamping sheet, the floater is arranged on the stand column in a sleeving mode and moves vertically along the stand column, and the limiting clamping sheet is fixed to the bottom end of the stand column. The liquid level switch assembly further comprises a mounting plate, a limiting part, a rigid clamping part and an elastic clamping part are arranged on the mounting plate, the elastic clamping part comprises a disassembling handle stretching downwards out of the mounting plate, the top of the stand column is fixed to the mounting plate, a through hole corresponding to the stand column and a clamping hole corresponding to the elastic clamping part are formed in the support, and the support is inserted into the mounting plate and fixed through clamping matching of the limiting part with the elastic clamping part and the rigid clamping part. According to the liquid level switch assembly, a liquid level switch is more convenient and fast to maintain and disassemble, and the liquid level switch cannot be damaged when disassembled.
Description
Technical field
The invention belongs to liquid-level switch technical field, be specifically related to a kind of liquid-level switch assembly.
Background technology
Liquid-level switch, is just used to the switch controlling liquid level.Conventional is a kind of float type liquid level switch, its structure mainly comprises the column of hollow, and the float that can fluctuate along with liquid level, sensing element is provided with in column, magnet ring is provided with in float, by being set on column by float, when liquid level rises drive float arrival column sensing element place, trigger sensing element.
The structure composition that liquid-level switch is detailed mainly comprises support, column, float, spacing card, for the installation realizing liquid-level switch is fixed, the outer surface usually on column arranges external screw thread, adopts nut to tighten with its realization and coordinates.Specifically when assembling, two nuts being fixed on the column of the upper and lower both sides of support, carrying out opposite direction to revolving, constantly rotate until tighten, realize the compression to support, and then fix liquid-level switch assembly.But adopt the fixed form cost of this kind higher, when carrying out production and maintenance work, workman needs to adopt special maintenance tool, is turned on by nut, and operation is very inconvenient; Meanwhile, in production and assembly process, also easy owing to screwing the excessive and screw thread damaged on column of power, thus cause scrapping of liquid-level switch.
Summary of the invention
Technical problem to be solved by this invention is: the present invention proposes a kind of liquid-level switch assembly, flimsy problem is held when solving the inconvenience of liquid-level switch maintenance operation and dismounting that exist in prior art, make the maintenance operation of liquid-level switch more convenient, and damage can not be caused to liquid-level switch when dismounting.
The object of the invention is to be achieved through the following technical solutions:
A kind of liquid-level switch assembly, comprise column, float, support and spacing card, described float is set on described column and moves up and down along described column, described spacing card is fixed on the bottom of described column, it is characterized in that, also comprise mounting panel, described mounting panel is provided with locating part, rigidity Fastener and elastic card gripping members, described elastic card gripping members comprises from described mounting panel to the removal handle that downward-extension stretches out; Described column top is fixed on described mounting panel, described support offers the through hole corresponding with described column and described elastic card gripping members position and card apertured, described support is inserted in described mounting panel, and realizes fixing by the snap-fit of described locating part and described elastic card gripping members and rigidity Fastener.
Further, described elastic card gripping members is elastic clamping hook that is relative with described rigidity Fastener or that arrange in the same way and rigidity snap fit, described rigidity snap fit is arranged at one end of described mounting panel, described elastic clamping hook comprises snap fit arm, card handle and snap fit body, described card handle is described removal handle, described card handle to be arranged at immediately below described snap fit body and to stretch out to downward-extension from described mounting panel, and described snap fit arm is installed fixing perpendicular to described snap fit body and with the other end of described mounting panel.
Further, described snap fit body, snap fit arm and the integrated injection molding part of card handle.
Further, described locating part is spacing guide pad, and described spacing guide pad is symmetricly set in the both sides of described mounting panel.
Further, described spacing guide pad is provided with spigot surface.
Further, described rigidity snap fit and described elastic clamping hook are provided with guiding surface.
Preferably, described rigidity snap fit comprises upper plate and lower plate, and described upper plate is fixedly connected with described lower plate, has angle between described upper plate and described lower plate, and described lower plate is fixedly installed on one end of described mounting panel.
Further, described mounting panel is provided with the passive brace rod of support.
Preferably, described snap fit body comprises clamp and lower clamp, and described lower clamp, perpendicular to described mounting panel, is fixedly connected with between described upper clamp with described lower clamp, has angle between described upper clamp and described lower clamp.
The present invention compared with prior art has many advantages and good effect:
The present invention proposes a kind of liquid-level switch assembly, comprises mounting panel, arranges locating part, rigidity Fastener and elastic card gripping members on a mounting board respectively, and elastic card gripping members comprises from described mounting panel to the removal handle that downward-extension stretches out, column top is fixed on described mounting panel, support offers the through hole corresponding with column and elastic card gripping members position and card apertured, support is inserted in mounting panel, and can be coordinated with elastic card gripping members and rigidity Fastener by the position-limiting action of locating part simultaneously realize fixing, adopt this kind of fixed form can effectively avoid adopting thread connecting mode problems the problem includes: repair demolition inconvenience and dismantle time liquid-level switch assembly flimsy problem, only removal handle need be rotated when dismantling, namely support can be made to depart from from by elastic card gripping members, then from mounting panel, support is detached, both conveniently installing/dismounting had been achieved, liquid-level switch modular construction can not be damaged again when dismantling.
Accompanying drawing explanation
Fig. 1 is the overall structure figure of a kind of liquid-level switch assembly of the present invention;
Fig. 2 is the front view of a kind of liquid-level switch assembly of the present invention;
Fig. 3 is that the A-A of Fig. 2 is to cutaway view;
Fig. 4 is the three-dimensional structure diagram of the mounting panel of a kind of liquid-level switch assembly of the present invention;
Fig. 5 is the three-dimensional structure diagram of the support of a kind of liquid-level switch assembly of the present invention;
Fig. 6 is that a kind of liquid-level switch assembly of the present invention is at installation action structural representation for the moment;
Fig. 7 is the full sectional view of Fig. 6;
Fig. 8 is the structural representation of a kind of liquid-level switch assembly of the present invention when installation action two;
Fig. 9 is the full sectional view of Fig. 8;
Figure 10 is a kind of liquid-level switch assembly of the present invention structural representation when installation action three;
Figure 11 is the full sectional view of Figure 10;
Figure 12 is the structural representation of a kind of liquid-level switch assembly of the present invention when installation;
Figure 13 is the full sectional view of Figure 12;
Figure 14 is the structural representation of a kind of liquid-level switch assembly of the present invention in dismounting action one;
Figure 15 is the full sectional view of Figure 14;
Figure 16 is the structural representation of a kind of liquid-level switch assembly of the present invention in dismounting action two;
Figure 17 is the full sectional view of Figure 16;
Figure 18 is the structural representation of a kind of liquid-level switch assembly of the present invention in dismounting action three;
Figure 19 is the full sectional view of Figure 18;
Figure 20 is structural representation after a kind of liquid-level switch assembly of the present invention dismounting action completes;
Figure 21 is the full sectional view of Figure 20.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described.
See Fig. 1-Figure 21, the embodiment of a kind of liquid-level switch assembly of the present invention, comprise column 1, float 2, support 3 and spacing card 4, described float 2 is set on described column 1 and moves up and down along described column 1, described spacing card 4 is fixed on the bottom of described column 1, also comprise mounting panel 5, described mounting panel 5 is provided with locating part 51, rigidity Fastener 52 and elastic card gripping members 53, described elastic card gripping members 53 comprises from described mounting panel 5 to the removal handle 531 that downward-extension stretches out; Described column 1 top is fixed on described mounting panel 5, described support 3 offers the through hole 31 corresponding with described column 1 and described elastic card gripping members 53 position and card apertured 32, described support 3 is inserted in described mounting panel 5, and realizes fixing by described locating part 51 and the snap-fit of described elastic card gripping members 53 and rigidity Fastener 52.
Specifically, the liquid-level switch assembly in the present embodiment comprises support 3, column 1, float 2, spacing card 4 and mounting panel 5, is provided with sensing element in column 1, and float 2 is built-in with magnet ring, is set on column 1, can do the movement of above-below direction along column 1.The bottom that spacing card 4 is mainly fixed on column 1 is spacing for what realize for float 2 one end, and the top of column 1 is fixed on mounting panel 5, and mounting panel 5 mainly coordinates with support 3.Mounting panel 5 is provided with and spacing locating part 51 is carried out to support 3 and carries out clamping fixing elastic card gripping members 53 and rigidity Fastener 52 to support 3, and elastic card gripping members 53 also includes the removal handle 531 extending protrusion below mounting panel 5.Because elastic card gripping members 53 has elasticity, like this support 3 and mounting panel 5 clamp fixing after, only need rotate removal handle 531, namely elastic card gripping members 53 and support 3 can be departed from, and elastic card gripping members 53 structure can not be damaged, then like a cork support 3 is detached from mounting panel 5 and take apart; Be inserted in mounting panel 5 for convenience of support 3 and realize closely cooperating with mounting panel 5, support 3 is provided with the through hole 31 and the card apertured 32 corresponding with elastic card gripping members 53 position that extend from outside to inside.The shape of card apertured 32 can be circular port or square opening, does not do concrete restriction at this.
When specifically installing, support 3 is inserted in mounting panel 5 from arranging through hole 31 end, and the through hole 31 on support 3 just can realize dodging for column 1, and card apertured 32 just can realize dodging for elastic card gripping members 53; Insert mounting panel 5 after-poppet 3 by being arranged on locating part 51 on mounting panel 5 and fixing support 3, by the cooperation of elastic card gripping members 53 and rigidity Fastener 52, clamping carries out for support 3 spacing fixing, one end of support 3 is then connected and fixed by multiple connected mode and complete machine simultaneously, is such as threaded, welding etc.
In addition, mounting panel 5 is also provided with and carries out supporting fixing brace rod 54 to support 3, brace rod 54 is provided with many, being arranged on mounting panel 5 of parallel arranged.
Further, elastic card gripping members 53 in the present embodiment is or the elastic clamping hook 53 that in the same way arrange relative with rigidity Fastener 52 and rigidity snap fit 52 preferably, elastic clamping hook 53 can be oppositely arranged with the snap fit setting direction of rigidity snap fit 52 in the present embodiment, the side of the card apertured 32 of closing on rigidity snap fit 52 is snapped onto when clamping fixing, realize clamping fixing, same, elastic clamping hook 53 also can be arranged with rigidity snap fit 52 setting direction in the same way, snaps onto with in side away from rigidity snap fit 52 in card apertured 32 when clamping fixing.Rigidity snap fit 52 is mainly arranged on mounting panel 5 one end relative with support 3 through hole 31, and described elastic clamping hook 53 comprises snap fit arm 532, card handle 531 and snap fit body 533.In the present embodiment, card handle 531 is removal handle, described card handle 531 is fixedly installed on immediately below described snap fit body 533, and stretch out to downward-extension from described mounting panel 5, described snap fit arm 532 perpendicular to described snap fit body 533 and one end be fixedly connected with described snap fit body 533, the other end of described snap fit arm 532 and mounting panel 5 are installed fixing.Adopting this kind of version can guarantee under snap fit arm 532 acts on, make when rotating card handle 531 the snap fit body 533 be positioned at above card handle 531 do rightabout motion, support 3 and snap fit body 533 being departed from, thus realizes the dismounting for support 3 easily.Compare existing installation fixed form, the elastic card gripping members 53 increased in the present embodiment not only has elasticity can be fixing by strain realization clamping in installation process, but also with removal handle 531, namely the disengaging of support 3 and mounting panel 5 can be realized by removal handle 531, make dismounting more convenient, improve operating efficiency.
Concrete, rigidity snap fit 52 is the clamp bent at an angle, clamp include upper plate and and lower plate, form an angle between the two, preferably, angle is between the two 90 degree, the lower plate of clamp is fixedly installed on one end of mounting panel 5, generate between the upper plate of clamp and mounting panel 5 and have gap, support 3 is inserted in described gap when fixing, and the lower surface of upper plate is just pressed on the upper surface of support 3, realize the clamping for support 3, and the snap fit body 533 of elastic clamping hook 53 includes clamp and lower clamp equally, both are fixedly connected with at an angle, angle can be chosen between 30-60 degree, and lower clamp is fixedly connected with the card handle 531 be positioned at immediately below lower clamp, card handle 531 is a rotor plate, preferably, snap fit arm 532 is also a square plate, arrange perpendicular to card handle 531 and snap fit body 533, certain card handle 531 and snap fit arm 532 also can select other planform, as long as be connected with snap fit body 533, the technique effect dismantled after can realizing corresponding rotation, the restriction of concrete form is not done at this.
Preferably, by snap fit body 533, snap fit arm 532 and being made of one of card handle 531 injection molding part, namely can Simplified flowsheet, cost can be saved again, and the plastic item of being made of one can meet the overall elastic deformation requirement around rightabout motion when rotating removal handle 531, conventional has nylon plastic(s) part etc., does not do the restriction of concrete form at this.
Further, for improving packaging efficiency, guaranteeing that elastic clamping hook 53 and rigidity snap fit 52 can be faster when snapping in, rigidity snap fit 52 with elastic clamping hook 53 are provided with spigot surface, all inserting along the spigot surface of rigidity snap fit 52 and elastic clamping hook 53 when inserting at support 3.
The concrete assembling process of liquid-level switch assembly is: left hand takes mounting panel 5, and the right hand takes support 3, by downward-sloping for support 3 about 45 degree, the through hole 31 on support 3 is utilized to dodge column 1, top is close to the guiding surface of rigidity snap fit 52, puts into rigidity snap fit 52, as shown in fig. 6-7; Simultaneously, the guiding surface that card apertured 32 edge on support 3 is adjacent to the snap fit body 533 of the elastic clamping hook 53 on mounting panel 5 is pressed down, due to the existence of snap fit arm 532, there is elastic deformation in snap fit body 533, move backward, as Figure 8-9, continue to press down support 3, there is maximum flexibility distortion in snap fit body 533, at this moment produce one to dodge, card apertured 32 on support 3 moves downward the upper clamp crossed on snap fit body 533, arrives the below of the upper clamp of snap fit body 533, as shown in figs. 10-11; At this moment, support 3 reach is pressed down, the lower surface of support 3 is close on the brace rod 54 of mounting panel 5, no longer extrude the snap fit body 533 on mounting panel 5 due to card apertured 32 edge on support 3, snap fit body 533 resets, and its lower surface is pressed on the upper surface of support 3, rigidity snap fit 52 bottom inner surface and elastic clamping hook 53 lower surface are on a horizontal plane, also be pressed on the upper surface of support 3, complete installation process, after installing, state as illustrated by figs. 12-13.Due to the rigidity snap fit 52 on mounting panel 5, elastic clamping hook 53, locating part 51, brace rod 54 acting in conjunction, support 3 is reliably fixed.
There is the possibility lost efficacy in liquid-level switch, need to disassemble quickly and easily in complete machine uses.Concrete unloading process is as follows: stir the card handle 531 on mounting panel 5 with hand, gives card handle 531 with External Force Acting, and as shown in figs. 14-15, the direction of external force is as shown in C place arrow in figure.Then rotate before axially with snap fit arm 532 front end, because card handle 531 and snap fit body 533 are integrated, be fixed on the front end of snap fit arm 532, under the effect of snap fit arm 532, there is elastic deformation in card handle 531, drive snap fit body 533 to motion in the other direction, when lower surface Deng snap fit body 533 is no longer pressed in the upper surface of support 3, as shown in figs. 16-17, mounting panel 5 with oneself rear end for axle turns clockwise about 45 degree, itself and support 3 are departed from completely, and mounting panel 5 rear end axial direction is as in figure shown in F; When the snap fit end of snap fit body 533 is deviate from completely from the card apertured 32 of support 3, hold mounting panel 5 with left hand to be moved to the left, the E direction of moving direction as shown in 18-19 in figure, is finally separated from completely by mounting panel 5 and support 3, dismounting completes, and has dismantled rear state as shown in figures 20-21.
Further, locating part 51 in the present embodiment mainly plays position-limiting action to support 3, be arranged at the both sides of mounting panel 5, preferably, locating part 51 is spacing guide pad, and spacing guide pad can be one or more pairs of, be symmetricly set on mounting panel 5 both sides, play spacing and guide effect, for convenience of the plug-in mounting of support 3, spacing guide pad is provided with the spigot surface playing guide effect.
The above is only preferred embodiment of the present invention, and be not restriction the present invention being made to other form, any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the Equivalent embodiments of equivalent variations.But everyly do not depart from technical solution of the present invention content, any simple modification, equivalent variations and the remodeling done above embodiment according to technical spirit of the present invention, still belong to the protection range of technical solution of the present invention.
Claims (10)
1. a liquid-level switch assembly, comprise column, float, support and spacing card, described float is set on described column and moves up and down along described column, described spacing card is fixed on the bottom of described column, it is characterized in that, also comprise mounting panel, described mounting panel is provided with locating part, rigidity Fastener and elastic card gripping members, described elastic card gripping members comprises from described mounting panel to the removal handle that downward-extension stretches out; Described column top is fixed on described mounting panel, described support offers the through hole corresponding with described column and described elastic card gripping members position and card apertured, described support is inserted in described mounting panel, and realizes fixing by the snap-fit of described locating part and described elastic card gripping members and rigidity Fastener.
2. liquid-level switch assembly according to claim 1, it is characterized in that, described elastic card gripping members is elastic clamping hook that is relative with described rigidity Fastener or that arrange in the same way and rigidity snap fit, described rigidity snap fit is arranged at one end of described mounting panel, described elastic clamping hook comprises snap fit arm, card handle and snap fit body, described card handle is described removal handle, described card handle to be arranged at immediately below described snap fit body and to stretch out to downward-extension from described mounting panel, and described snap fit arm is installed fixing perpendicular to described snap fit body and with the other end of described mounting panel.
3. liquid-level switch assembly according to claim 2, is characterized in that, the lower surface of described rigidity snap fit and described elastic clamping hook is in the same plane, and is all pressed on the edge of described rack upper surface.
4. liquid-level switch assembly according to claim 3, is characterized in that, described snap fit body, snap fit arm and the integrated injection molding part of card handle.
5. liquid-level switch assembly according to claim 1, is characterized in that, described locating part is spacing guide pad, and described spacing guide pad is symmetricly set in the both sides of described mounting panel.
6. liquid-level switch assembly according to claim 5, is characterized in that, described spacing guide pad is provided with spigot surface.
7. liquid-level switch assembly according to claim 6, is characterized in that, described rigidity snap fit and described elastic clamping hook are provided with guiding surface.
8. liquid-level switch assembly according to claim 2, it is characterized in that, described rigidity snap fit comprises upper plate and lower plate, and described upper plate is fixedly connected with described lower plate, have angle between described upper plate and described lower plate, described lower plate is fixedly installed on one end of described mounting panel.
9. liquid-level switch assembly according to claim 2, is characterized in that, described mounting panel is provided with to the passive brace rod of support.
10. liquid-level switch assembly according to claim 3, it is characterized in that, described snap fit body comprises clamp and lower clamp, and described lower clamp is perpendicular to described mounting panel, be fixedly connected with between described upper clamp with described lower clamp, between described upper clamp and described lower clamp, there is angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510135073.6A CN104715968B (en) | 2015-03-26 | 2015-03-26 | Liquid level switch assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510135073.6A CN104715968B (en) | 2015-03-26 | 2015-03-26 | Liquid level switch assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104715968A true CN104715968A (en) | 2015-06-17 |
| CN104715968B CN104715968B (en) | 2017-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510135073.6A Active CN104715968B (en) | 2015-03-26 | 2015-03-26 | Liquid level switch assembly |
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| Country | Link |
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| CN (1) | CN104715968B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1956313A1 (en) * | 1969-11-08 | 1971-05-13 | Werner & Pfleiderer | Device for regulating the liquid level in a high pressure accumulator |
| JP3107774U (en) * | 2004-09-16 | 2005-02-17 | 株式会社島津製作所 | Float switch |
| CN202772045U (en) * | 2012-10-15 | 2013-03-06 | 新昌县富士精工科技有限公司 | Liquid level switch |
| CN203607330U (en) * | 2013-11-01 | 2014-05-21 | 新昌县富士精工科技有限公司 | Liquid level switch and installation mechanism of same |
| CN203966971U (en) * | 2014-07-31 | 2014-11-26 | 新昌县富士精工科技有限公司 | Liquid level control switch |
| CN204441188U (en) * | 2015-03-26 | 2015-07-01 | 青岛海信日立空调系统有限公司 | A kind of liquid-level switch assembly |
-
2015
- 2015-03-26 CN CN201510135073.6A patent/CN104715968B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1956313A1 (en) * | 1969-11-08 | 1971-05-13 | Werner & Pfleiderer | Device for regulating the liquid level in a high pressure accumulator |
| JP3107774U (en) * | 2004-09-16 | 2005-02-17 | 株式会社島津製作所 | Float switch |
| CN202772045U (en) * | 2012-10-15 | 2013-03-06 | 新昌县富士精工科技有限公司 | Liquid level switch |
| CN203607330U (en) * | 2013-11-01 | 2014-05-21 | 新昌县富士精工科技有限公司 | Liquid level switch and installation mechanism of same |
| CN203966971U (en) * | 2014-07-31 | 2014-11-26 | 新昌县富士精工科技有限公司 | Liquid level control switch |
| CN204441188U (en) * | 2015-03-26 | 2015-07-01 | 青岛海信日立空调系统有限公司 | A kind of liquid-level switch assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104715968B (en) | 2017-02-01 |
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