CN110690071A - A fluviograph ooff valve for wisdom water conservancy system - Google Patents
A fluviograph ooff valve for wisdom water conservancy system Download PDFInfo
- Publication number
- CN110690071A CN110690071A CN201910956085.3A CN201910956085A CN110690071A CN 110690071 A CN110690071 A CN 110690071A CN 201910956085 A CN201910956085 A CN 201910956085A CN 110690071 A CN110690071 A CN 110690071A
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- limiting
- contact
- contact piece
- piece
- shell
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 34
- 230000006835 compression Effects 0.000 claims abstract description 16
- 238000007906 compression Methods 0.000 claims abstract description 16
- 230000000903 blocking effect Effects 0.000 description 8
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H25/00—Switches with compound movement of handle or other operating part
- H01H25/06—Operating part movable both angularly and rectilinearly, the rectilinear movement being along the axis of angular movement
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- Push-Button Switches (AREA)
Abstract
The invention provides a water level meter switch valve for an intelligent water conservancy system, which comprises a shell and a bottom plate, wherein the shell covers the bottom plate; the valve core is arranged in the shell; the valve core comprises an operation end, a limiting end and a contact end from top to bottom; the operating end is arranged at the upper end of the limiting end; the small contact piece is sleeved at the contact end; a circular groove is formed in the middle of the lower end of the limiting end; the large contact piece is sleeved outside the circular groove; the bottom plate is provided with a first upper contact piece, a second upper contact piece and a first lower contact piece, wherein the first upper contact piece and the second upper contact piece are in contact fit with the large contact piece, and the first lower contact piece and the second lower contact piece are in contact fit with the small contact piece; the first upper contact/second upper contact is electrically connected with the first lower contact/second lower contact; one side of the limiting end is provided with a limiting hole; a limiting ball is arranged in the limiting hole; the limiting ball is connected with the limiting hole through a limiting spring; the shell is provided with a round hole corresponding to the limiting ball; the contact end is provided with a compression spring; one end of the compression spring is fixed with the circular groove, and the other end of the compression spring is connected with the small contact piece; the bottom plate is provided with a groove corresponding to the contact end; the switch can be controlled through rotation, so that the power-on and power-off of the water level gauge are easier to switch.
Description
Technical Field
The invention belongs to the field of water level measuring equipment, and particularly relates to a limiting structure of a water level meter switch valve for a smart water conservancy system in the smart water conservancy industry.
Background
The water level gauge is a monitoring device commonly used in the water conservancy industry, and the traditional water level gauges comprise a float type water level gauge, an optical fiber water level gauge, an ultrasonic water level gauge and the like. Some of the latter are water level gauges made in the form of a tube in which an outer tube is fitted with a sensor or circuit board for measuring the water level and a sealing cap on the top of the outer tube is provided as a switch, the conventional switches being of the push-button type, which is susceptible to accidental actuation resulting in abnormal opening or closing. However, along with the development of the intelligent water conservancy industry, the water level gauge needs to continuously operate for a long time, and the real-time data acquisition of the intelligent water conservancy platform is guaranteed, so that the conventional button switch is easily opened or closed abnormally, and the data acquisition is influenced.
Disclosure of Invention
The invention provides a water level meter switch valve for an intelligent water conservancy system, which can be controlled to be switched by rotating, so that the power-on and power-off of a water level meter are easier to switch.
The invention is realized by the following modes:
a water level meter switch valve for an intelligent water conservancy system comprises a shell and a bottom plate, wherein the shell covers the bottom plate; the valve core is arranged in the shell; the valve core comprises an operation end, a limiting end and a contact end from top to bottom; the operating end is arranged at the upper end of the limiting end; the small contact piece is sleeved at the contact end; a circular groove is formed in the middle of the lower end of the limiting end; the large contact piece is sleeved outside the circular groove; the bottom plate is provided with a first upper contact piece, a second upper contact piece and a first lower contact piece, wherein the first upper contact piece and the second upper contact piece are in contact fit with the large contact piece, and the first lower contact piece and the second lower contact piece are in contact fit with the small contact piece; the first upper contact/second upper contact is electrically connected with the first lower contact/second lower contact; one side of the limiting end is provided with a limiting hole; a limiting ball is arranged in the limiting hole; the limiting ball is connected with the limiting hole through a limiting spring; the shell is provided with a round hole corresponding to the limiting ball; the contact end is provided with a compression spring; one end of the compression spring is fixed with the circular groove, and the other end of the compression spring is connected with the small contact piece; the bottom plate is provided with a groove corresponding to the contact end.
Furthermore, a plurality of springs are arranged at the bottom of the limiting end, one end of each spring is connected with the limiting end, and the other end of each spring is connected with the large contact piece.
Furthermore, the contact end is provided with two first gaps, and the small contact piece is provided with two first bulges corresponding to the first gaps; the small contact piece is sleeved on the contact end through the matching of the first bulge and the first notch.
Furthermore, the circular groove is symmetrically provided with two second gaps; the large contact piece is provided with second bulges corresponding to the two second gaps; the large contact piece is sleeved on the circular groove through the matching of the second bulge and the second notch.
Furthermore, the large contact piece is provided with at least two first contact blocks; the first contact block can be in contact fit with the upper contact piece; the small contact piece is provided with at least two second contact blocks; the second contact block is in contact fit with the lower contact piece.
Furthermore, a limiting wedge piece is arranged at the side end of the limiting end and is connected with the limiting end through a second spring; the inner wall of the shell is provided with a limiting space corresponding to the limiting wedge piece; the limiting space comprises a limiting groove; the limiting groove comprises a blocking wall and a slope surface; the circular hole is arranged near the blocking wall; the limiting wedge piece can move up and down in the limiting groove.
Furthermore, the limiting space also comprises an upper limiting convex wall, a lower limiting convex wall and a limiting bulge; the limiting bulge and the wedge-shaped groove are arranged on two sides of the upper limiting convex wall and the lower limiting convex wall; the limiting bulge, the wedge-shaped groove and the upper limiting convex wall form an upper movable space; the limiting bulge, the wedge-shaped groove and the lower limiting convex wall form a lower movable space; the upper movable space and the lower movable space are communicated through a wedge-shaped groove.
The invention has the beneficial effects that: the water level meter switch valve for the intelligent water conservancy system can be controlled to be switched by rotating, so that the power-on and power-off of the water level meter are easy to switch, and the power-on or power-off is prevented from being touched by mistake; use when being more suitable for wisdom water conservancy data acquisition, guarantee the stable circular telegram of fluviograph.
Drawings
FIG. 1 is an exploded view of the present invention;
FIG. 2 is a schematic sectional view of the switching valve in a power-off state;
FIG. 3 is a schematic sectional view showing the on-off valve in an energized state;
FIG. 4 is a schematic view of the engagement of the stop wedge with the housing in the power-off state;
FIG. 5 is a cross-sectional view taken along line A-A of FIG. 4;
FIG. 6 is a schematic view of the engagement of the limiting wedge with the housing in the power-on state;
FIG. 7 is a cross-sectional view taken along line B-B of FIG. 6;
FIG. 8 is a schematic view of a spacing space;
the structure comprises a shell 1, a round hole 11, a bottom plate 2, a first upper contact member 21, a second upper contact member 12, a first lower contact member 23, a second lower contact member 24, a groove 25, an operation end 31, a limit end 32, a limit hole 321, a limit ball 322, a limit spring 323, a round groove 324, a gap 3241, a spring 325, a contact end 33, a compression spring 331, a second gap 332, a small contact piece 4, a second contact piece 41, a second protrusion 42, a large contact piece 5, a first protrusion 51, a first contact piece 52, a limit wedge 6, a second spring 61, a limit structure 7, a limit groove 71, a stop wall 711, a slope 712, an upper limit convex wall 72, a lower limit convex wall 73, a limit protrusion 74, an upper moving space 75 and a lower moving space 76.
Detailed Description
A water level meter switch valve for an intelligent water conservancy system comprises a shell 1 and a bottom plate 2, wherein the shell 1 covers the bottom plate 2, and the water level meter switch valve further comprises a valve core, a small contact piece 4 and a large contact piece 5; the valve core is arranged in the shell; the valve core comprises an operation end 31, a limiting end 32 and a contact end 33 from top to bottom; the operating end 31 and the contact end 33 are arranged at two ends of the limiting end 32; the small contact piece 4 is sleeved on the contact end 33; a circular groove 324 is formed in the middle of the lower end of the limiting end 32; the large contact piece 5 is sleeved outside the circular groove 324; the bottom plate 2 is provided with a first upper contact piece 21, a second upper contact piece 22 and a first lower contact piece 23, wherein the first upper contact piece 21 and the second upper contact piece 22 are in contact fit with the large contact piece 5, and the first lower contact piece 24 and the small contact piece 4 are in contact fit; in the present embodiment, the first upper contact 21 is electrically connected to the first lower contact 23; one side of the limiting end 32 is provided with a limiting hole 321; a limiting ball 322 is arranged in the limiting hole 321; the limiting ball 322 is connected with the limiting hole 321 through a limiting spring 323; the shell 1 is provided with a round hole 11 corresponding to the limiting ball 322; the contact end 33 is provided with a compression spring 331; one end of the compression spring 331 is fixed with the circular groove 33, and the other end is connected with the small contact piece 4; the base plate 2 is provided with a recess 25 corresponding to the contact end 33.
Under normal state, the small contact piece 4 contacts with the bottom plate 2, under the action of the compression spring 331, the small contact piece 4 can prop against the bottom plate 2, the compression spring 331 can prop against the contact end at the same time, so that the large contact piece 5 is separated from the first upper contact piece and the second upper contact piece, and the switch is in a power-off state at the moment.
Since the first upper contact 21 is electrically connected to the first lower contact 23, the second lower contact can be connected to the "+" pole of the power source when in use; the second upper contact piece is connected with the pole of the power supply, when power needs to be supplied, downward pressure is applied to the operating end to extrude the compression spring and rotate the operating end, so that the limiting ball rotates to the position of the round hole, the limiting ball is clamped into the round hole under the action of the limiting spring, the large contact piece is connected with the first upper contact piece and the second upper contact piece, and the small contact piece is connected with the first lower contact piece and the second lower contact piece; the current turn-on direction is: the second lower contact piece, the small contact piece, the first lower contact piece, the first upper contact piece, the large contact piece and the second upper contact piece are electrified; the first upper contact 21 and the first lower contact 23 are electrically connected by a conventional electrical connection method, such as wire bonding, and therefore are not shown in the schematic diagram of the present embodiment.
When the power is needed to be cut off, the limiting ball is pressed down, the operating end is lifted upwards, the large contact piece is separated from the first upper contact piece and the second upper contact piece, the normal state is recovered under the action of the compression spring 331, and therefore the power can be cut off.
The bottom of the limiting end 32 is provided with a plurality of springs 325, one end of each spring 325 is connected with the limiting end 32, and the other end of each spring 325 is connected with the large contact piece 5.
In this embodiment, the bottom of the position-limiting end 32 is provided with 3 springs 325; the springs are evenly distributed at the bottom of the limiting end 32.
The spring 325 can increase the pressure of the large contact piece 5 when contacting the first and second upper contact pieces, thereby securing the energized state.
The circular groove 324 is symmetrically provided with two first notches 3241; the large contact piece 5 is provided with a first bulge 51 corresponding to the two first gaps 3241; the large contact piece 5 is fitted over the circular groove 324 through the first protrusion 51 and the first notch 3241.
Through the cooperation of breach and arch, can carry on spacingly to big contact piece.
The contact end 33 is provided with two second notches 332, and the small contact piece 4 is provided with two second protrusions 42 corresponding to the second notches 332; the small contact piece is sleeved on the contact end through the matching of the first bulge and the first notch.
The large contact piece 5 is provided with at least two first contact blocks 52; the first contact block 52 is in contact fit with the first and second upper contact pieces; the small contact piece 4 is provided with at least two second contact blocks 41; the second contact block 41 is in contact fit with the first and second lower contact pieces.
The power supply can be switched on when the rotary table is rotated to a specific position. In the present embodiment, the first contact block is provided with 3 blocks, and the second contact block is provided with 3 blocks.
A limiting wedge piece 6 is arranged at the side end of the limiting end 32, and the limiting wedge piece 6 is connected with the limiting end 32 through a second spring 61; the inner wall of the shell is provided with a limiting space corresponding to the limiting wedge piece 6; the limiting space comprises a limiting groove 71; the limiting groove 71 comprises a blocking wall 711 and a slope 712; the circular hole 11 is arranged near the blocking wall 711; the limiting wedge 6 can move up and down in the limiting groove 71.
The limiting space also comprises an upper limiting convex wall 72, a lower limiting convex wall 73 and a limiting bulge 74; the limiting protrusion 74 and the wedge-shaped groove 71 are arranged on two sides of the upper limiting convex wall 72 and the lower limiting convex wall 73; the limiting bulge 74, the wedge-shaped groove 71 and the upper limiting convex wall 72 form an upper movable space 75; the limiting bulge 74, the wedge-shaped groove 71 and the lower limiting convex wall 73 form a lower movable space 76; the upper and lower moving spaces 75 and 76 are communicated through the wedge groove 71.
When the switching valve is in an initial state and the valve core is rotated, the limiting wedge 6 rotates in the upper moving space 75, and at this time, the upper limiting convex wall 72 can prevent the valve core 2 from sliding downwards. When the switch valve needs to be opened, the limiting wedge piece 61 is rotated to the position of the limiting groove 71, when the limiting wedge piece 6 abuts against the blocking wall 2511, the valve core is pushed downwards to push the limiting wedge piece to be clamped to the edge of the lower end of the limiting groove 71, the limiting ball 322 and the round hole 11 are located on the same diameter surface, the valve core is rotated, the limiting wedge piece 6 rotates in the lower movable space 76, when the limiting ball 21 rotates to enter the round hole 11, the valve core 2 and the shell 1 are relatively fixed, and the switch valve is opened completely.
When the switch valve needs to be closed again, the limiting ball 322 is pressed, the limiting ball 322 is separated from the round hole 11, the valve core 2 is rotated, when the limiting wedge piece 6 is rotated to touch the blocking wall, the valve core 2 is pulled upwards, the limiting wedge piece 6 enters the upper movable space 75, when the limiting wedge piece touches the upper end edge of the limiting groove 521, the valve core 2 is rotated, the limiting wedge piece 6 enters the upper movable space, and the switch valve returns to the initial closing state.
The upper and lower edges of the limiting groove 521 and the blocking walls play a limiting role by blocking the limiting wedge piece when the valve core rotates and moves up and down; the slope surface can enable the limiting wedge piece to enter the upper and lower movable spaces more easily.
When the position-limiting wedge 6 enters the position-limiting groove 521, the position-limiting spring 22 will provide a pushing force to the position-limiting wedge 6, so that the position-limiting wedge contacts the bottom of the position-limiting groove 521.
The upper limiting convex wall 72 can limit the limiting wedge block 21 to move in the upper moving space 75, and the valve core 2 cannot sink; the lower limit convex wall 257 limits the valve core from sinking when the limit wedge 21 moves in the lower movable space 76.
Claims (4)
1. A water level meter switch valve for an intelligent water conservancy system comprises a shell and a bottom plate, wherein the shell covers the bottom plate; the valve core is arranged in the shell; the valve core comprises an operation end, a limiting end and a contact end from top to bottom; the operating end is arranged at the upper end of the limiting end; the small contact piece is sleeved at the contact end; a circular groove is formed in the middle of the lower end of the limiting end; the large contact piece is sleeved outside the circular groove; the bottom plate is provided with a first upper contact piece, a second upper contact piece and a first lower contact piece, wherein the first upper contact piece and the second upper contact piece are in contact fit with the large contact piece, and the first lower contact piece and the second lower contact piece are in contact fit with the small contact piece; the first upper contact/second upper contact is electrically connected with the first lower contact/second lower contact; one side of the limiting end is provided with a limiting hole; a limiting ball is arranged in the limiting hole; the limiting ball is connected with the limiting hole through a limiting spring; the shell is provided with a round hole corresponding to the limiting ball; the contact end is provided with a compression spring; one end of the compression spring is fixed with the circular groove, and the other end of the compression spring is connected with the small contact piece; the bottom plate is provided with a groove corresponding to the contact end.
2. The switch valve of claim 1, wherein the bottom of the limiting end is provided with a plurality of springs, one end of each spring is connected with the limiting end, and the other end of each spring is connected with the large contact piece.
3. The switch valve according to claim 1, wherein the circular groove is symmetrically provided with two notches; the large contact piece is provided with two bulges corresponding to the notches; the large contact piece is sleeved on the circular groove through the matching of the bulge and the notch.
4. The switching valve according to claim 1, wherein the large contact piece is provided with at least two first contact blocks; the first contact block can be in contact fit with the upper contact piece; the small contact piece is provided with at least two second contact blocks; the second contact block is in contact fit with the lower contact piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910956085.3A CN110690071A (en) | 2019-10-10 | 2019-10-10 | A fluviograph ooff valve for wisdom water conservancy system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910956085.3A CN110690071A (en) | 2019-10-10 | 2019-10-10 | A fluviograph ooff valve for wisdom water conservancy system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110690071A true CN110690071A (en) | 2020-01-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910956085.3A Pending CN110690071A (en) | 2019-10-10 | 2019-10-10 | A fluviograph ooff valve for wisdom water conservancy system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110690071A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3952176A (en) * | 1974-12-13 | 1976-04-20 | Texas Instruments Incorporated | Multiple pole pushbutton rotary switch |
| JP2009176711A (en) * | 2007-12-27 | 2009-08-06 | Alps Electric Co Ltd | Composite operation type input device |
| CN202423093U (en) * | 2011-12-16 | 2012-09-05 | 上海航空电器有限公司 | Switching mechanism pressed by rotating band |
| CN106252133A (en) * | 2016-08-15 | 2016-12-21 | 浙江阳明汽车部件有限公司 | A kind of rotating light switch |
| CN208336067U (en) * | 2018-01-08 | 2019-01-04 | 陈非 | A kind of single shaft dual control rotary switch |
| CN209087664U (en) * | 2018-12-28 | 2019-07-09 | 深圳市信睿兴业电子有限公司 | It is a kind of novel switched |
| CN110211834A (en) * | 2019-07-17 | 2019-09-06 | 上海飞力勋铖电气科技有限公司 | A kind of combination of travel switch |
| CN210668193U (en) * | 2019-10-10 | 2020-06-02 | 中科星图(深圳)数字技术产业研发中心有限公司 | A fluviograph ooff valve for wisdom water conservancy system |
-
2019
- 2019-10-10 CN CN201910956085.3A patent/CN110690071A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3952176A (en) * | 1974-12-13 | 1976-04-20 | Texas Instruments Incorporated | Multiple pole pushbutton rotary switch |
| JP2009176711A (en) * | 2007-12-27 | 2009-08-06 | Alps Electric Co Ltd | Composite operation type input device |
| CN202423093U (en) * | 2011-12-16 | 2012-09-05 | 上海航空电器有限公司 | Switching mechanism pressed by rotating band |
| CN106252133A (en) * | 2016-08-15 | 2016-12-21 | 浙江阳明汽车部件有限公司 | A kind of rotating light switch |
| CN208336067U (en) * | 2018-01-08 | 2019-01-04 | 陈非 | A kind of single shaft dual control rotary switch |
| CN209087664U (en) * | 2018-12-28 | 2019-07-09 | 深圳市信睿兴业电子有限公司 | It is a kind of novel switched |
| CN110211834A (en) * | 2019-07-17 | 2019-09-06 | 上海飞力勋铖电气科技有限公司 | A kind of combination of travel switch |
| CN210668193U (en) * | 2019-10-10 | 2020-06-02 | 中科星图(深圳)数字技术产业研发中心有限公司 | A fluviograph ooff valve for wisdom water conservancy system |
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