CN103367033A - Novel liquid level switch - Google Patents
Novel liquid level switch Download PDFInfo
- Publication number
- CN103367033A CN103367033A CN 201310289430 CN201310289430A CN103367033A CN 103367033 A CN103367033 A CN 103367033A CN 201310289430 CN201310289430 CN 201310289430 CN 201310289430 A CN201310289430 A CN 201310289430A CN 103367033 A CN103367033 A CN 103367033A
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- support
- groove
- liquid level
- draw
- positioning convex
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- Level Indicators Using A Float (AREA)
Abstract
The invention discloses a novel liquid level switch, and belongs to the field of liquid level sensors. A mounting structure of the conventional liquid level switch and a support is inconvenient to operate and easy to damage. The novel liquid level switch comprises an upright post, a limiting card, a floater and a mounting mechanism; a sensing element is packaged in the upright post; a magnetic ring is embedded in the floater; the floater is provided with a through hole which penetrates through the center of the magnetic ring; the floater is sleeved on the upright post; the sensing element and the magnetic ring are paired to form a sensing mechanism; the limiting card is arranged at the bottom of the upright post; the mounting mechanism comprises a mounting piece which is fixedly arranged on the top of the upright post; clamping grooves corresponding to the support are arranged on two sides of the mounting piece respectively; the mounting piece is provided with at least one through hole, and an elastic piece is arranged in an inner cavity of the through hole; and the elastic piece is provided with a positioning bulge; the support is provided with a positioning hole corresponding to the positioning bulge; in the mounting process, the support is clamped in the clamping grooves to form tight fit, the positioning bulge is positioned in the positioning hole to form elastic fastening, and the positioning bulge and the positioning hole are in limited contact to realize the positioning function in each direction, so that the operation is simple and the firmness is high.
Description
Technical field
The invention belongs to the liquid level sensor field, especially relevant with a kind of Novel liquid level switch.
Background technology
Liquid-level switch is used for realizing the detection of liquid level, in the fields such as household electrical appliance, automobile, use very extensive, such as the automatic drain system of ceiling type or movable air conditioner, fluid level control system of automobile etc., liquid-level switch is as a kind of liquid level Automatic Control Component, usually realizes the control of liquid level with executive component (such as draining pump etc.).Existing liquid-level switch as shown in Figure 1, generally comprise pillar 3 and float 4, be provided with sensing element in the pillar 3, be equipped with magnet ring 10 in the float 4 and establish through hole by the magnet ring center, magnet ring 10 is by same being set on the pillar 3 of float 4 bands, float 4 can be mobile at pillar 3, liquid-level switch is installed fixing by support 1, the float 4 of liquid-level switch is positioned at liquid, when the liquid level of liquid raises, float is moved upward with the liquid level rising by buoyancy, when liquid level rises to certain position, magnet ring in the float 4 triggers the sensing element 9 in the pillar, existing liquid-level switch is installed on the plate type support 1 by the nut tightened-up structure 2 on the pillar top, support 1 arranges groove, pillar 3 snaps in groove, use two nuts to the spinning locking bracket, need to be tightened by specialist tools, operation inconvenience, in the installation process also easily owing to screwing the excessive screw thread that damages on the pillar, thereby the damage liquid-level switch, and support is installed on the easy generation vibrations executive component, can produce vibration during operation, easily make clamp nut loosening, cause column to rock and damage sensing element.
Summary of the invention
Purpose of the present invention is intended to overcome insecure, the fragile and unhandy defective of mounting structure of existing liquid-level switch and support, provide a kind of mounting structure simple to operate, firmly liquid-level switch is installed.
For this reason, the present invention is by the following technical solutions: a kind of Novel liquid level switch, comprise pillar, spacing card, float and installing mechanism, described pillar inside is packaged with sensing element, and bag is embedded with magnet ring in the described float, and float is provided with through hole, described through hole passes the magnet ring center, float is set on the pillar, and float can move up and down at pillar, and described sensing element and magnet ring are composed of induction mechanism; Spacing card is installed on the pillar bottom, described installing mechanism comprises installed part, installed part is fixedly installed in post top portion, the installed part both sides are respectively arranged with the draw-in groove corresponding with described support, it is characterized in that, be provided with at least one perforation on the described installed part, the perforation inner chamber is provided with elastic component, be provided with positioning convex on the elastic component, be provided with the location hole corresponding with described positioning convex on the described support, when the present invention was installed in support, support snapped in draw-in groove formation and closely cooperates, and described positioning convex is positioned at described location hole, formation elasticity fastens, positioning convex is contacted with described location hole is spacing, realize the positioning action of all directions when making installed part be installed on the described support, realize firmly installing.
As to technique scheme replenish and perfect, the present invention also comprises following technical characterictic.
Described elastic component comprises stiff end and movable end, stiff end is fixedly connected on the described perforation internal chamber wall, movable end is overhung in the described perforation inner chamber, and described positioning convex is arranged at the movable end of described elastic component, makes the positioning convex within the specific limits can the elasticity activity.
Described installed part is plank frame, and described elastic component and described installed part are one-body molded, and the relative backing thickness of elastic component thickness is thinner, is conducive to elastic component and produces elastic reaction.
Described positioning convex is bar shape, when installed part is installed on support, makes positioning convex pass location hole on the described support.
Further, described positioning convex is cylindric, and the positioning convex top is provided with the inclined-plane, is convenient to positioning convex and snaps in the described location hole.
Further, described positioning convex can also be the polygon column, and this positioning convex top is provided with the inclined-plane, is convenient to positioning convex and snaps in the described location hole.
The draw-in groove notch of described installed part both sides is relative, the draw-in groove groove width is corresponding with described support outer ledge thickness, when installed part is installed on the support, this draw-in groove is located up and down support, distance between two side bayonet slots is corresponding with described support outside width, and described draw-in groove carries out located lateral to support.
The draw-in groove notch of described installed part both sides is opposing, the draw-in groove groove width is corresponding with described support outer ledge thickness, when installed part is installed on the support, this draw-in groove is located up and down support, distance between two side bayonet slots is corresponding with described rack groove width, and described draw-in groove carries out located lateral to support.
Described draw-in groove rear end is provided with limiting plate, and when installed part was installed on the support, this limiting plate played the position-limiting action that snaps in the degree of depth to support; The position that draw-in groove is set on the installed part body arranges the technique perforation that connects draw-in groove one side sidewall, and draw-in groove opposite side sidewall is aimed in the technique perforation, is used for passing mould when the installed part injection molded is made and regulates the draw-in groove groove width.
Be provided with spacing shoulder on the described pillar, float is movable between spacing card and spacing shoulder.The movable stroke size of float can according to the actual operating position setting of liquid-level switch, be regulated in the position of described spacing shoulder.
Use the present invention can reach following beneficial effect: by installed part draw-in groove card pushing type mounting structure, carrying out elasticity with the support installation by elastic component and support is fastened, realization is spacing fixing to the support all directions, need not use other professional tools, simple to operation, install firmly, prolonged useful life.
Description of drawings
Fig. 1 is the prior art structural representation.
Fig. 2 is the structural representation of embodiment of the present invention one.
Fig. 3 is that Fig. 2 is along described pillar central cross generalized section.
Fig. 4 is that Fig. 2 is along described pillar center longitudinal profile schematic diagram.
Fig. 5 is the generalized section of execution mode two.
The label of same area is identical among the figure.
Embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present invention is described in detail.
Such as Fig. 2 ~ shown in Figure 4, the present invention is installed on the plate type support 1, be provided with groove on the support 1, comprise pillar 3, spacing card 5, float 4 and installing mechanism, described pillar 3 inside are packaged with sensing element 9, described float 4 interior bags are embedded with float 10, float 4 is provided with through hole, described through hole passes float 10 centers, float 4 is set on the pillar 3, be provided with spacing shoulder on the pillar 3, float 4 movable pillar 3 between spacing card 5 and spacing shoulder moves up and down, and described sensing element 9 is composed of induction mechanism with float 10; Spacing card 5 is installed on pillar 3 bottoms, described installing mechanism comprises installed part 7, installed part 7 is fixedly installed in pillar 3 tops, installed part 7 both sides are respectively arranged with draw-in groove, the draw-in groove notch of both sides is relative, the draw-in groove groove width is corresponding with described support 1 outer ledge thickness, distance between two side bayonet slots is corresponding with described support 1 length of outer side, draw-in groove is stuck in support 1 outer ledge, described draw-in groove is located up and down and located lateral support 1, the draw-in groove rear end is provided with limiting plate 8, when installed part 7 was installed on the support 1,8 pairs of supports 1 of this limiting plate played the position-limiting action that snaps in the degree of depth, and the position that draw-in groove is set on installed part 7 bodies arranges the technique perforation 6 that connects draw-in groove one side sidewall, draw-in groove opposite side sidewall is aimed in technique perforation 6, is used for passing mould when installed part 7 injection moldeds are made and regulates the draw-in groove groove width.Be provided with a perforation on the described installed part 7, the perforation inner chamber is equipped with the elastic component 11 of relative support 1 thinner thickness of thickness, elastic component 11 comprises stiff end and movable end, stiff end is fixedly connected on the described perforation internal chamber wall, movable end is overhung in the described perforation inner chamber, described positioning convex is arranged at the movable end of described elastic component 11, described positioning convex is cylindric, the positioning convex top is provided with the inclined-plane, the opposite direction that bevel direction snaps in towards support 1, be provided with location hole and corresponding with described positioning convex on the described support 1, support 1 snapped in draw-in groove and forms and to closely cooperate when the present invention was installed on support 1, draw-in groove is located up and down with described positioning convex support 1 and is positioned at described location hole, formation elasticity fastens, positioning convex is contacted with described location hole is spacing, realize the positioning action to all directions of support 1.
As shown in Figure 5, as another kind of execution mode, the draw-in groove notch of 7 both sides of installed part described in the technique scheme is opposing, the draw-in groove groove width is corresponding with support 1 outer ledge thickness, when installed part is installed on the support 1, this draw-in groove is located up and down support 1, and the distance between two side bayonet slots is corresponding with support 1 recess width, and draw-in groove carries out located lateral to support 1.
Claims (10)
1. Novel liquid level switch, comprise pillar (3), spacing card (5), float (4) and installing mechanism, described pillar (3) inside is packaged with sensing element (9), bag is embedded with magnet ring (10) in the float (4), float (4) is provided with through hole, through hole passes magnet ring (10) center, and float (4) is set on the pillar (3), and described sensing element (9) is composed of induction mechanism with magnet ring (10); Spacing card (5) is installed on pillar (3) bottom, described installing mechanism comprises installed part (7), installed part (7) is fixedly installed in pillar (3) top, installed part (7) both sides are respectively arranged with the draw-in groove corresponding with support (1), it is characterized in that: described installed part is provided with at least one perforation on (7), the perforation inner chamber is provided with elastic component (11), elastic component is provided with positioning convex on (11), be provided with the location hole corresponding with described positioning convex on the described support (1), when installed part (7) is installed in support (1), support (1) snaps in draw-in groove formation and closely cooperates, described positioning convex is positioned at described location hole, formation elasticity fastens, and positioning convex is contacted with described location hole is spacing.
2. a kind of Novel liquid level switch according to claim 1, it is characterized in that: described elastic component (11) comprises stiff end and movable end, stiff end is fixedly connected on the described perforation internal chamber wall, movable end is overhung in the described perforation inner chamber, and positioning convex is arranged at the movable end of elastic component (11).
3. a kind of Novel liquid level switch according to claim 2, it is characterized in that: described installed part (7) is plank frame, elastic component (11) is one-body molded with installed part (7), and the relative support of elastic component (11) thickness (1) thinner thickness.
4. a kind of Novel liquid level switch according to claim 3, it is characterized in that: described positioning convex is bar shape, when installed part (7) is installed on support (1), makes positioning convex pass location hole on the support (1).
5. a kind of Novel liquid level switch according to claim 4, it is characterized in that: described positioning convex is cylindric, and the positioning convex top is provided with the inclined-plane.
6. a kind of Novel liquid level switch according to claim 4, it is characterized in that: described positioning convex is the polygon column, this positioning convex top is provided with the inclined-plane.
7. according to claim 5 or 6 described a kind of Novel liquid level switchs, it is characterized in that: the draw-in groove notch of described installed part (7) both sides is relative, the draw-in groove groove width is corresponding with support (1) outer ledge thickness, and the distance between two side bayonet slots is corresponding with support (1) outside width.
8. a kind of Novel liquid level switch according to claim 7, it is characterized in that: the draw-in groove notch of described installed part (7) both sides is opposing, the draw-in groove groove width is corresponding with support (1) outer ledge thickness, and the distance between two side bayonet slots is corresponding with support (1) recess width.
9. a kind of Novel liquid level switch according to claim 8, it is characterized in that: described draw-in groove rear end is provided with limiting plate (8), the position that draw-in groove is set on installed part (7) body arranges the technique perforation (6) that connects draw-in groove one side sidewall, and draw-in groove opposite side sidewall is aimed in technique perforation (6).
10. according to claim 8 or 9 described a kind of Novel liquid level switchs, it is characterized in that: described pillar is provided with spacing shoulder on (3), and float (4) is movable between spacing card (5) and spacing shoulder.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201310289430 CN103367033A (en) | 2013-07-10 | 2013-07-10 | Novel liquid level switch |
| CN201310534857.7A CN103594286B (en) | 2013-07-10 | 2013-11-01 | Liquid-level switch installing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201310289430 CN103367033A (en) | 2013-07-10 | 2013-07-10 | Novel liquid level switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103367033A true CN103367033A (en) | 2013-10-23 |
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Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201310289430 Pending CN103367033A (en) | 2013-07-10 | 2013-07-10 | Novel liquid level switch |
| CN201310534857.7A Active CN103594286B (en) | 2013-07-10 | 2013-11-01 | Liquid-level switch installing mechanism |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310534857.7A Active CN103594286B (en) | 2013-07-10 | 2013-11-01 | Liquid-level switch installing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN103367033A (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3026360B1 (en) * | 2014-09-30 | 2018-03-23 | Valeo Vision | DEVICE FOR POSITIONING ON AN OPTICAL DEVICE OF A MODULE COMPRISING A LIGHT SOURCE |
| CN106759848B (en) * | 2017-01-21 | 2018-11-13 | 浙江绣山园林建设有限公司 | A kind of sets of brackets on top of the columns of gardens ancient architecture |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5880423A (en) * | 1997-08-08 | 1999-03-09 | Li; Jui-Yang | Water level sensor |
| CN201773730U (en) * | 2010-07-16 | 2011-03-23 | 深圳市轻松科技股份有限公司 | Key used for electronic product and electronic product |
| CN202384257U (en) * | 2011-11-18 | 2012-08-15 | 上海合璧电子元件有限公司 | Electromagnetic liquid level switch |
| CN202502946U (en) * | 2011-11-18 | 2012-10-24 | 上海合璧电子元件有限公司 | Improved structure of electromagnetic type liquid level switch |
| CN102915873A (en) * | 2012-10-12 | 2013-02-06 | 新昌县富士精工科技有限公司 | Liquid level switch |
-
2013
- 2013-07-10 CN CN 201310289430 patent/CN103367033A/en active Pending
- 2013-11-01 CN CN201310534857.7A patent/CN103594286B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN103594286A (en) | 2014-02-19 |
| CN103594286B (en) | 2016-05-18 |
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| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20131023 |