CN208706535U - Pressure Switch Sensor - Google Patents

Abstract

The utility model discloses a kind of Pressure Switch Sensors, including shell, shell includes pressure-sensitive chamber and triggering chamber, pressure-sensitive component is provided in pressure-sensitive chamber, the Pressure Switch Sensor further includes the first conductive component and the second conductive component, first conductive component includes the first conductive insert, second conductive component includes the second conductive insert and movable contact spring, one end of first conductive insert is formed with static contact, one end of second conductive insert is reserved with the first mounting hole and the second mounting hole, one end of the movable contact spring is provided with the third mounting hole with the first mounting hole or the cooperation riveting of the second mounting hole, the pressure-sensitive component includes to the conflict block being located at below movable contact spring, the conflict block can push the other end of movable contact spring to be swung up when pressure-sensitive component triggers.The utility model structure is simple, easy to assembly, can be become open in usual or normally closed type Pressure Switch Sensor by being simply provided, and can be effectively reduced producer's research and development and production cost, improves production efficiency.

Description

Pressure Switch Sensor

Technical field

The utility model relates to a kind of Pressure Switch Sensors.

Background technique

Water pressure switch sensor is usually used in the electric appliances such as water purifier, water purification machine, water dispenser, and water pressure switch sensor is general It is divided into open in usual and normally closed type, it is being in circuit off-state under normal conditions with water pressure switch sensor open in usual, works as triggering When make circuit communication, and normally closed type is then opposite.In order to meet different clients demand, it is open in usual that many producers can distinguish development & production With the water pressure switch sensor of normally closed type, this undoubtedly increases the cost of research and development and production, is also unfavorable for improving production efficiency.

Summary of the invention

In view of the deficiencies of the prior art, the utility model provides a kind of Pressure Switch Sensor, and structure is simple, assembles It is convenient, open in usual or normally closed type Pressure Switch Sensor can be become by being simply provided, can be effectively reduced producer Research and development and production cost improve production efficiency.

To achieve the above object, the utility model provides a kind of Pressure Switch Sensor, including is used for and fluid circuit The shell of connection, shell include the pressure-sensitive chamber being connected with fluid circuit and the triggering chamber being connected with pressure-sensitive chamber, pressure-sensitive Pressure-sensitive component is provided in chamber, which can trigger when Fluid pressure increases to a certain extent, the pressure switch Sensor further includes the first conductive component and the second conductive component, and the first conductive component includes the first conductive insert, and second is conductive Component includes the second conductive insert and movable contact spring, and one end of first conductive insert and one end of the second conductive insert are vertical It being plugged in triggering chamber, the other end of the other end of the first conductive insert and the second conductive insert all extends to hull outside, the One end of one conductive insert has been bent to form static contact, and one end of second conductive insert is reserved with the first peace being vertically arranged Hole and the second mounting hole are filled, one end of the movable contact spring is provided with the third with the first mounting hole or the cooperation riveting of the second mounting hole Mounting hole, for the third mounting hole of movable contact spring when riveting with the first mounting hole, the other end is located at the top of the static contact simultaneously Elastic compression on static contact, the third mounting hole of movable contact spring when being riveted with the second mounting hole, the other end be arranged close in The lower section of movable contact spring, the pressure-sensitive component include to the conflict block being located at below movable contact spring, which can be in pressure-sensitive group The other end of movable contact spring is pushed to be swung up when part triggers.

The beneficial effects of the utility model are: since one end of second conductive insert is reserved be vertically arranged first Mounting hole and the second mounting hole, one end of the movable contact spring are provided with the with the first mounting hole or the cooperation riveting of the second mounting hole Three mounting holes, when needing the Pressure Switch Sensor of normally closed type, by leading the third mounting hole of movable contact spring one end with second First mounting hole of electric mortiser piece is riveted, make the movable contact spring other end be located at the static contact top and elastic compression in stationary contact On piece, to make to be connected in holding circuit under normal conditions between the first conductive insert and the second conductive insert, when pressure-sensitive component The other end of movable contact spring can be pushed to be swung up when increasing triggering with Fluid pressure in pressure-sensitive chamber and make movable contact spring and static contact Separation, so as to disconnect circuit between the first conductive insert and the second conductive insert；When the pressure switch that needs are open in usual When sensor, by riveting the third mounting hole of movable contact spring one end and the second mounting hole of the second conductive insert, make The contact other end is arranged close in the lower section of movable contact spring, so that making can be normal between the first conductive insert and the second conductive insert Holding circuit disconnects when state, and the other end of movable contact spring can be pushed when pressure-sensitive component is with Fluid pressure increase triggering in pressure-sensitive chamber It is swung up and enables movable contact spring elastic compression on static contact, so as to make the first conductive insert and the second conductive insert Between circuit communication.The utility model structure is simple, easy to assembly, can be become Pressure Switch Sensor by being simply provided Open in usual or normally closed type, producer does not need the two kinds of Pressure Switch Sensor of development & production respectively, therefore can effectively drop Low producer's research and development and production cost, improve production efficiency.

The utility model can be further arranged to: the shell includes pedestal and end cap, and the triggering chamber is by the bottom Stitching portion is formed between seat and end cap, and there are two insert respectively for the first conductive insert and the second conductive insert for setting on the end cap The jack connect, the two sides of first conductive insert and the two sides of the second conductive insert are provided with convex block, set on the pedestal It is equipped with to support the convex block of the convex block of first conductive insert and the second conductive insert and sets the branch for being located in jack edge Dagger.

By adopting the above technical scheme the advantages of is: the first conductive insert and the second conductive insert are inserted by what is be arranged on end cap Hole is plugged on end cap, and the support column by being arranged on pedestal, can be by the first conductive insert when splicing pedestal and end cap The convex block of convex block and the second conductive insert supports and is located at jack edge, to form the first conductive insert and the second conduction Fixation between inserted sheet and shell can be improved the stability of the first conductive insert and the second conductive insert using this structure, Facilitate its installation positioning.

The utility model may further be provided are as follows: and one end inconsistent with movable contact spring is hemispherical in the conflict block, The hemispherical projections that cooperation is contradicted with conflict block are provided on the movable contact spring.

By adopting the above technical scheme the advantages of, is: upper end and movable contact spring upper half hemisphere jut by hemispheric conflict block Conflict cooperation, become point contact from face contact, it is thus possible to reduce both abrasion, improve service life.

Detailed description of the invention

Fig. 1 is the structure chart of the utility model embodiment；

Fig. 2 is the explosive view 1 of the utility model embodiment；

Fig. 3 is the explosive view 2 of the utility model embodiment；

Fig. 4 is the structure chart of end cap in the utility model embodiment；

Fig. 5 is cross-sectional view of the utility model embodiment in the first use state；

Fig. 6 is cross-sectional view of the utility model embodiment in second of use state；

Fig. 7 is the explosive view of the first conductive component in the utility model embodiment；

Fig. 8 is the explosive view of the second conductive component in the utility model embodiment.

Specific embodiment

A kind of embodiment of Pressure Switch Sensor of the utility model is as shown in Fig. 1 to Fig. 8: including being used for and fluid circuit The shell of connection, shell include the pressure-sensitive chamber 1a being connected with fluid circuit and the triggering chamber that is connected with pressure-sensitive chamber 1a It is provided with pressure-sensitive component in 1b, pressure-sensitive chamber 1a, which can trigger when Fluid pressure increases to a certain extent, pressure-sensitive Component includes water-proof film 31 and metal clips 32, and water-proof film 31 and metal clips 32 are all set in pressure-sensitive chamber 1a, is prevented The front of moisture film piece 31 is in contact with fluid, and the metal clips 32 is set to the back side of water-proof film 31, metal clips 32 by Memory material is made, and downwardly convex under normal conditions, water-proof film 31 can be towards 32 side of metal clips under Fluid pressure effect It is to deformation and inconsistent with metal clips 32, it, can when the pressure that water-proof film 31 gives metal clips 32 is greater than certain value Promote the upward deformation of metal clips 32 raised, when pressure is less than the value, metal clips 32 can be reset to initial configuration again. The pressure-sensitive component further includes having the conflict block 33 that can be slided up and down, and lower end and the metal clips 32 of conflict block 33 offset, when Conflict block 33 can be pushed to move upwards when 32 upward deformation protrusion of metal clips.

The Pressure Switch Sensor further includes the first conductive component 4 and the second conductive component 5, the first conductive component 4 packet The first conductive insert 41 is included, the second conductive component 5 includes the second conductive insert 51 and movable contact spring 52, first conductive insert 41 One end and one end of the second conductive insert 51 be vertically inserted into triggering chamber 1b, the other end of the first conductive insert 41 and the The other end of two conductive inserts 51 all extends to hull outside, and one end of the first conductive insert 41 has been bent to form static contact 42, One end of second conductive insert 51 is reserved with the first mounting hole 511 and the second mounting hole 512 being vertically arranged, the first installation Hole 511 and the second mounting hole 512 are two and arrange in lateral, and the position of the first mounting hole 511 is higher than the second mounting hole 512, one end of the movable contact spring 52 is provided with installs with the third of the first mounting hole 511 or the cooperation riveting of the second mounting hole 512 Hole 521, third mounting hole 521 be two and in laterally arrangement, movable contact spring 52 in L-shaped structure and include integrally connected bullet Property extension 522 and interconnecting piece 523, flexible extension 522 and interconnecting piece 523 are respectively traversing section and the longitudinal direction of L-shaped structure Section, third mounting hole 521 are arranged on interconnecting piece 523, and user can be respectively by the according to normally closed type or demand open in usual Three mounting holes 521 are riveted on the first mounting hole 511 or the second mounting hole 512, and the third mounting hole 521 of movable contact spring 52 is with When one mounting hole 511 rivets, the other end is located at the top of the static contact 42 and elastic compression (such as Fig. 6 on static contact 42 It is shown), when riveting with the second mounting hole 512, the other end is arranged close in movable contact spring the third mounting hole 521 of movable contact spring 52 The lower section for being located at movable contact spring 52 is supported in 52 lower section (as shown in Figure 5), the upper end of the conflict block 33, and the length of conflict block 33 is kept Its both ends under normal conditions can respectively with metal clips 32 and movable contact spring 52 it is inconsistent subject to, actually can according to two kinds use shape State sets the conflict block 33 of two kinds of length, in order to assemble.With the inconsistent one end of movable contact spring 52 in half in the conflict block 33 Spherical shape is provided with the hemispherical projections 524 that cooperation is contradicted with conflict block 33 on the movable contact spring 52.

The shell includes pedestal 12 and end cap 11, and the triggering chamber 1b between the pedestal 12 and end cap 11 by splicing Place is formed, and there are two the jacks for the first conductive insert 41 and the difference grafting of the second conductive insert 51 for setting on the end cap 11 111, the two sides of the two sides of first conductive insert 41 and the second conductive insert 51 are provided with convex block 2, on the pedestal 12 It is provided with to support to set by the convex block 2 of the convex block 2 of first conductive insert 41 and the second conductive insert 51 and is located in 111 surrounding of jack The support column 121 of edge a, support column 121 are 4, and pedestal 12 is provided in 4 121 middle positions of support column for conflict block 33 sliding eyes slided up and down along it.Corresponding position is provided with the 4th installation on 52 other end of the static contact 42 and movable contact spring Hole 9, riveting, which has, on the 4th mounting hole 9 contacts conductive contact 8 for movable contact spring 52 and static contact 42, and contact 8 can be according to using Demand is arranged upward or is arranged downward.

Above example, only one kind of the utility model preferably specific example, those skilled in the art are practical new at this The usual variations and alternatives carried out in type technical proposal scope are included in the protection scope of the utility model.

Claims (3)

1. a kind of Pressure Switch Sensor, including the shell for connecting with fluid circuit, shell includes and fluid circuit phase The pressure-sensitive chamber of connection and the triggering chamber being connected with pressure-sensitive chamber are provided with pressure-sensitive component in pressure-sensitive chamber, which can It is triggered when Fluid pressure increases to a certain extent, it is characterised in that: the Pressure Switch Sensor further includes the first conductive group Part and the second conductive component, the first conductive component include the first conductive insert, the second conductive component include the second conductive insert and Movable contact spring, one end of first conductive insert and one end of the second conductive insert are vertically inserted into triggering chamber, and first leads The other end of the other end of electric mortiser piece and the second conductive insert all extends to hull outside, one end bent of the first conductive insert At there is static contact, one end of second conductive insert is reserved with the first mounting hole and the second mounting hole being vertically arranged, described One end of movable contact spring is provided with the third mounting hole with the first mounting hole or the cooperation riveting of the second mounting hole, the third peace of movable contact spring When filling the riveting of the first mounting hole of Kong Yu, the other end is located at the top of the static contact and elastic compression on static contact, moves When riveting with the second mounting hole, the other end is arranged close in the lower section of movable contact spring, the pressure-sensitive third mounting hole of contact Component includes to the conflict block being located at below movable contact spring, which can push the another of movable contact spring when pressure-sensitive component triggers One end is swung up.

2. Pressure Switch Sensor according to claim 1, it is characterised in that: the shell includes pedestal and end cap, institute The triggering chamber stated is formed by stitching portion between the pedestal and end cap, on the end cap setting there are two for the first conductive insert and Second conductive insert distinguishes the jack of grafting, and the two sides of first conductive insert and the two sides of the second conductive insert are provided with Convex block, be provided on the pedestal convex block of the convex block of first conductive insert and the second conductive insert is supported set be located in it is slotting The support column of hole edge.

3. Pressure Switch Sensor according to claim 1 or 2, it is characterised in that: in the conflict block with movable contact spring phase One end of conflict is hemispherical, and the hemispherical projections that cooperation is contradicted with conflict block are provided on the movable contact spring.