CN210805612U

CN210805612U - Water level detection switch

Info

Publication number: CN210805612U
Application number: CN201921676710.0U
Authority: CN
Inventors: 苏振欣
Original assignee: Chuangjing Sensing Industrial Huizhou Co ltd
Current assignee: Chuangjing Sensing Industrial Huizhou Co ltd
Priority date: 2019-09-30
Filing date: 2019-09-30
Publication date: 2020-06-19
Anticipated expiration: 2029-09-30

Abstract

The utility model discloses a water level detection switch, which comprises a shell, a trigger component and a switch component, wherein the trigger component comprises a suspension block and a contact rod, and the switch component comprises a button, an elastic part, a movable block, a first contact, a second contact and a conducting part; carry out water level detection through mechanical structure, it is detecting the water level through hall sensor to have replaced the tradition, and then has avoided hall sensor can receive electromagnetic interference when detecting effectively to and signal transmission receives the temperature influence scheduling problem to appear, thereby effectively accurately provide the real-time water level condition more, the transmission signal, early warning in time. Simultaneously, the structure of this application is very simple, and the installation is very convenient, and the small of this application.

Description

Water level detection switch

Technical Field

The utility model relates to the technical field of switches, especially, relate to a water level detection switch.

Background

Currently, water level observations include riverbed changes, current conditions, flow direction, flood diversion, ice conditions, aquatic plants, waves, wind direction, wind force, water surface waviness, water temperature, and other factors that affect water level changes. The specific drop in water level was also measured, if necessary. The water level is the height of the water surface of a water body at a certain place from a standard base level. There are two types of standard basal planes: the first is an absolute base plane, which refers to a certain sea level specified by the country and used as an elevation zero point, and elevations of other places all use the sea level as a starting point. China specifies a yellow sea surface as an absolute surface. The other is a hypothetical base, which refers to a level base that is temporarily assumed for calculating the water level or elevation of the hydrographic station. The position below the lowest point of the riverbed is often used as the elevation starting point of the station. Often there is no national level point near the station or it is used without conditions at one time.

However, most of the current uses are that hall sensor carries out water level detection, but hall sensor receives electromagnetic interference easily, and water level detection error appears easily, and simultaneously, hall sensor's signal transmission is non-linear, and the transmission of signal can receive the temperature influence, and it is great also to lead to water level detection to appear the error equally, and water level warning is untimely.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the weak point among the prior art, provide one kind can replace hall sensor to carry out water level detection and can make the comparatively timely water level detection switch of water level warning.

The purpose of the utility model is realized through the following technical scheme:

a water level detecting switch comprising:

the shell is provided with a mounting groove;

the trigger assembly comprises a suspension block and a contact rod, the suspension block is arranged on the contact rod, and the contact rod is arranged on the shell; and

switch module, switch module includes button, elastic component, movable block, first contact, second contact and conducting piece, the button set up in the mounting groove, just the button with the elastic component is connected, the elastic component with the contact lever is connected, the elastic component set up in on the movable block, first contact and second contact set up respectively in on the movable block, the conducting piece includes first connecting block, second connecting block, third contact and fourth contact, first connecting block reaches the second connecting block set up respectively in the mounting groove, the third contact set up in on the first connecting block, the fourth contact set up in on the second connecting block.

In one embodiment, the conducting element further includes a third connecting block, the third connecting block is disposed in the mounting groove, the movable block is provided with a position avoiding opening and a first limiting groove, the third connecting block is disposed through the position avoiding opening, and the third connecting block is provided with a first clamping opening and a second clamping opening.

In one embodiment, the elastic member includes a bending elastic block and a spring plate, the bending elastic block is disposed on the spring plate and connected to the button, the spring plate penetrates through the first clip interface, and the spring plate is disposed in the mounting groove.

In one embodiment, the switch assembly further includes a fixing plate disposed in the first limiting groove, and the fixing plate penetrates through the second card interface.

In one embodiment, the switch assembly further comprises a clamping block disposed in the mounting groove, and the third connecting block is disposed on the clamping block.

In one embodiment, the elastic sheet is provided with a sliding groove.

In one embodiment, the contact rod is provided with a plurality of locking holes, and a space is respectively arranged between the locking holes.

In one embodiment, the protection device further includes a protection component, the protection component includes a cover and a receiving column, the cover is disposed on the housing, the housing is further provided with a via hole, one end of the receiving column is disposed on the cover, and the other end of the receiving column is disposed in the via hole.

In one embodiment, the housing is further provided with a second limiting groove, and the contact rod is arranged in the second limiting groove.

In one embodiment, the first contact has a circular cross-section.

The utility model discloses compare in prior art's advantage and beneficial effect as follows:

the utility model relates to a water level detection switch, this application carries out water level detection through mechanical structure, has replaced the tradition to detect the water level through hall sensor, and then has avoided hall sensor can receive electromagnetic interference when detecting effectively to and signal transmission receives the temperature influence scheduling problem to appear, thereby effectively accurately provide the real-time water level condition more, the transmission signal, early warning in time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of a water level detecting switch according to an embodiment of the present invention;

FIG. 2 is an internal schematic view of the water level detecting switch shown in FIG. 1;

fig. 3 is a schematic structural diagram of a movable block according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a third connecting block according to an embodiment of the present invention;

fig. 5 is a schematic structural view of an elastic member according to an embodiment of the present invention;

fig. 6 is a schematic structural diagram of a protection component according to an embodiment of the present invention.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 and 2, a water level detecting switch 10 includes: the electronic device comprises a shell 100, a trigger assembly 200 and a switch assembly 300, wherein the trigger assembly 200 and the switch assembly 300 are respectively arranged on the shell 100, the trigger assembly 200 is used for triggering the switch assembly 300, and the switch assembly 300 is used for transmitting signals to an external microcontroller.

Referring to fig. 2, the housing 100 is provided with a mounting groove 110; the trigger assembly 200 includes a suspension block 210 and a contact rod 220, the suspension block 210 is disposed on the contact rod 220, and the contact rod 220 is disposed on the housing 100; the switch assembly 300 includes a button 310, an elastic member 320, a movable block 330, a first contact 340, a second contact 350, and a conductive member 360, the button 310 is disposed in the mounting groove 110, the button 310 is connected to the elastic member 320, the elastic member 320 is connected to the contact rod 220, the elastic member 320 is disposed on the movable block 330, the first contact 340 and the second contact 350 are disposed on the movable block 330, the conductive member 360 includes a first connection block 361, a second connection block 362, a third contact 363, and a fourth contact 364, the first connection block 361 and the second connection block 362 are disposed in the mounting groove 110, the third contact 363 is disposed on the first connection block 361, and the fourth contact 364 is disposed on the second connection block 362. Referring to fig. 2, in particular, the first contact 340 has a circular cross-section. Referring to fig. 1, more specifically, the housing 100 further defines a second limiting groove 130, and the contact rod 220 is disposed in the second limiting groove 130.

In the initial state, the second contact 350 is in conduction with the fourth contact 364, and the switch assembly 300 is in the off state. When the water level rises, because suspension block 210 itself has buoyancy, the volume that the rising of water level can make suspension block 210 arrange the water increases, and then suspension block 210's buoyancy increases, thereby drive contact bar 220, press button 310, trigger switch subassembly 300, because elastic component 320 and button 310 lug connection, elastic component 320 drives movable block 330 to the direction motion that is close to first contact 340, switch on until first contact 340 and third contact 363 contact switch on, because first connecting block 361 and second connecting block 362 are connected with outside microcontroller communication, switch subassembly 300 will be signal transmission to outside microcontroller, rise with the suggestion water level, thereby reach the effect of warning. Therefore, this application carries out water level detection through mechanical structure, has replaced the tradition to detect the water level through hall sensor, and then has avoided hall sensor can receive electromagnetic interference when detecting effectively to and signal transmission receives the temperature influence scheduling problem to appear, thereby provides the real-time water level condition more effectively accurately, and the transmission signal can in time early warning. Simultaneously, the structure of this application is very simple, and the installation is very convenient, and the small of this application.

Referring to fig. 2, further, in an embodiment, the conducting element 360 further includes a third connecting block 365, the third connecting block 365 is disposed in the mounting groove 110, referring to fig. 3 and 4, the movable block 330 is disposed with a position-avoiding opening 331 and a first limiting groove 332, the third connecting block 365 is disposed through the position-avoiding opening 331, and the third connecting block 365 is disposed with a first clamping opening 365a and a second clamping opening 365 b. It should be noted that the third connection block 365 is also used for communication connection with an external microcontroller to transmit signals.

Referring to fig. 5, in an embodiment, the elastic element 320 includes a bending elastic block 321 and an elastic sheet 322, the bending elastic block 321 is disposed on the elastic sheet 322, the bending elastic block 321 is connected to the button 310, the elastic sheet 322 penetrates through the first clamping interface 365a, and the elastic sheet 322 is disposed in the mounting groove 110. It should be noted that, the elastic sheet 322 is inserted into the first clip interface 365a, so that the structure of the present application is more compact and the linkage is more compact.

Referring to fig. 2, further, in an embodiment, the switch assembly 300 further includes a fixing plate 370, the fixing plate 370 is disposed in the first limiting groove 332, and the fixing plate 370 penetrates through the second clamping interface 365 b. It should be noted that the fixing plate 370 is used to connect the third connecting block 365 and the movable block 330, so as to enhance the mechanical strength between the third connecting block 365 and the movable block 330.

Referring to fig. 2, further, in one embodiment, the switch assembly 300 further includes a clamping block 380, the clamping block 380 is disposed in the mounting groove 110, and the third connecting block 365 is disposed on the clamping block 380. The clamping block 380 is used for mounting the third connecting block 365, and prevents the third connecting block 365 from falling.

Referring to fig. 5, in one embodiment, the elastic sheet 322 is provided with a sliding groove 322 a. The sliding groove 322a provides a moving space for the contact rod 220, and prevents the bending elastic block 321 from being damaged by excessive movement of the movable block 330. For example, during the pressing process of the button 310, the contact rod 220 moves in the sliding slot 322a, and when the contact rod 220 abuts against an inner sidewall of the sliding slot 322a, the first contact 340 is in contact with the third contact 363 or the second contact 350 is in contact with the fourth contact 364.

Referring to fig. 1, in one embodiment, the contact rod 220 is provided with a plurality of locking holes 221, and a space is respectively disposed between the locking holes 221. The locking hole 221 of the contact lever 220 is used to lock the floating block 210.

Referring to fig. 6, in a further embodiment, the water level detecting switch 10 further includes a protective assembly 400, the protective assembly 400 includes a cover 410 and a receiving column 420, the cover 410 is disposed on the housing 100, referring to fig. 2, the housing 100 is further provided with a through hole 120, one end of the receiving column 420 is disposed on the cover 410, and the other end of the receiving column 420 is disposed in the through hole 120. The cover 410 is used to protect the switch assembly 300.

Compared with the prior art, the utility model has the advantages of it is following:

above-mentioned water level detection switch 10 carries out water level detection through mechanical structure, and it is detecting the water level through hall sensor to have replaced the tradition, and then has avoided hall sensor can receive electromagnetic interference when detecting effectively to and signal transmission receives temperature influence scheduling problem to appear, thereby effectively accurately provide the real-time water level condition more, the transmission signal, early warning in time. Simultaneously, the structure of this application is very simple, and the installation is very convenient, and the small of this application.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A water level detecting switch, comprising:

the shell is provided with a mounting groove;

2. The water level detecting switch according to claim 1, wherein the conducting member further comprises a third connecting block, the third connecting block is disposed in the mounting groove, the movable block is provided with a position avoiding opening and a first limiting groove, the third connecting block penetrates the position avoiding opening, and the third connecting block is provided with a first clamping opening and a second clamping opening.

3. The water level detecting switch according to claim 2, wherein the elastic member includes a bending elastic block and a resilient piece, the bending elastic block is disposed on the resilient piece, the bending elastic block is connected to the button, the resilient piece penetrates through the first engaging opening, and the resilient piece is disposed in the mounting groove.

4. The water level detecting switch according to claim 2, wherein the switch assembly further comprises a fixing plate disposed in the first limiting groove, and the fixing plate penetrates the second clip interface.

5. The water level detecting switch according to claim 2, wherein the switch assembly further comprises a clamping block disposed in the mounting groove, and the third connecting block is disposed on the clamping block.

6. The water level detecting switch of claim 3, wherein the elastic piece is provided with a sliding groove.

7. The water level detecting switch according to claim 1, wherein the contact rod has a plurality of locking holes, and a space is provided between the locking holes.

8. The water level detecting switch according to claim 1, further comprising a protection component, wherein the protection component comprises a cover and a receiving column, the cover is disposed on the housing, the housing is further provided with a via hole, one end of the receiving column is disposed on the cover, and the other end of the receiving column is disposed in the via hole.

9. The water level detecting switch according to claim 1, wherein the housing further defines a second limiting groove, and the contact rod is disposed in the second limiting groove.

10. The water level detecting switch of claim 1, wherein the first contact has a circular cross section.