CN218975345U

CN218975345U - Pneumatic inductive switch

Info

Publication number: CN218975345U
Application number: CN202223118530.5U
Authority: CN
Inventors: 杨开文
Original assignee: Shenzhen Zepu Optoelectronics Co ltd
Current assignee: Shenzhen Zepu Optoelectronics Co ltd
Priority date: 2022-11-23
Filing date: 2022-11-23
Publication date: 2023-05-05
Anticipated expiration: 2032-11-23

Abstract

The present utility model relates to: the utility model provides a pneumatic induction switch, includes the shell, the outside of shell is provided with induction system, the inside of shell is provided with supporting mechanism, induction system is including the pneumatic rod, pneumatic rod movable mounting runs through and extends to the outside of shell in the inside of shell and have one end, the bottom fixed mounting of pneumatic rod has the movable plate, the bottom fixed mounting of movable plate has the movable column. This pneumatic inductive switch has solved pneumatic inductive switch simple structure through being provided with sensing mechanism, but only relies on the elasticity of a spring, and elasticity can decay after the spring uses for a long time to be difficult to support the contact piece and drive touch button upward activity, thereby can make two sensing chips laminate each other and drive the switch and open through sensing mechanism, can play the effect of supporting sensing mechanism through supporting mechanism, then drive sensing chip through gravity and spring elasticity and separate, thereby make the switch close.

Description

Pneumatic inductive switch

Technical Field

The utility model relates to the technical field of inductive switches, in particular to a pneumatic inductive switch.

Background

The inductive switch mainly comprises an infrared inductive switch, a microwave inductive switch, an ultrasonic inductive switch, a piezoelectric inductive switch, an electromagnetic inductive switch, a capacitance inductive switch, a pneumatic inductive switch and the like, and the inductive switch is an automatic switch which is automatically triggered when specific conditions are met.

The utility model provides a pneumatic induction switch proposed by Chinese patent publication No. CN201721296592.1, wherein the utility model provides the following technical scheme that a touch button of the induction switch is touched by a touch sheet by utilizing a lever principle, the simple structure is not easy to generate errors so that the sensitivity is reduced, an individual is not easy to damage and is convenient to detach and replace, the pneumatic induction switch has a simple structure, but the elasticity is attenuated after the spring is used for a long time by means of the elasticity of one spring, so that the touch sheet is difficult to support to drive the touch button to move upwards, the induction effect is poor, and the pneumatic induction switch is inconvenient to use, so that the pneumatic induction switch is proposed to solve the problems.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the pneumatic induction switch which has the advantage of good stability, and solves the problems that the pneumatic induction switch has a simple structure, but only depends on the elastic force of one spring, the elastic force can be attenuated after the spring is used for a long time, so that the touch sheet is difficult to support to drive the touch button to move upwards, the induction effect is poor, and the use is inconvenient.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a pneumatic induction switch comprises a shell, wherein an induction mechanism is arranged outside the shell, and a supporting mechanism is arranged inside the shell;

the induction mechanism comprises a pneumatic rod, one end of the pneumatic rod movably installed in the shell penetrates through and extends to the outside of the shell, a movable plate is fixedly installed at the bottom of the pneumatic rod, a movable column is fixedly installed at the bottom of the movable plate, a rotary rod is connected between the front side wall and the rear side wall of an inner cavity of the shell in a rotating mode, a gear is fixedly installed on the outer surface of the rotary rod, a movable column is movably installed in the shell, an induction switch with one end penetrating through and extending to the outside of the movable column is movably installed in the shell, an induction chip is fixedly installed at the bottom of the induction switch and the top of the movable column, and a screw with one end penetrating through and extending to the inside of the movable column is movably installed on the right side of the shell.

Further, supporting mechanism is including the support column, support column movable mounting is in the inside of shell, the equal movable mounting in left and right sides of support column has the regulation post, four bracing pieces of positive movable mounting of support column, the bottom fixed mounting of movable plate has two telescopic links, two the equal movable mounting of surface of telescopic link has the spring, the bottom fixed mounting of movable plate has the fixed column.

Further, the right side fixed mounting of movable column has the regulation slider, the regulation spout has been seted up to the inner chamber right side wall of shell, the surface and the internal surface sliding connection of regulation spout of regulation slider.

Further, the right side of the movable column and the left side of the movable column are engraved with insections, and the outer surfaces of the gears are meshed with the outer surfaces of the movable column and the movable column through insections.

Further, the right side fixed mounting of inductive switch has the supporting shoe, the screw thread groove with screw size looks adaptation is seted up to the inside of supporting shoe.

Further, the baffle plates are fixedly installed on the left side and the right side of the fixed column, the bottoms of the two springs are fixedly connected with the tops of the two baffle plates respectively, and the tops of the two springs are fixedly connected with the bottom of the movable plate.

Further, the front of the support column is provided with four hinges, two the front of the adjusting column is provided with two hinges, and the four support rods are hinged with the front of the support column through the hinges, the hinges and the two adjusting columns.

Further, the shell is hollow in the inside and the top is provided with a movable hole matched with the pneumatic rod in size.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

this pneumatic inductive switch has solved pneumatic inductive switch simple structure through being provided with sensing mechanism, but only relies on the elasticity of a spring, and elasticity can decay after the spring uses for a long time to be difficult to support the contact piece and drive touch button upward activity, thereby can make two sensing chips laminate each other and drive the switch and open through sensing mechanism, can play the effect of supporting sensing mechanism through supporting mechanism, then drive sensing chip through gravity and spring elasticity and separate, thereby make the switch close.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged view of the structure of the present utility model at A in the schematic diagram 1;

fig. 3 is a front view of the structural schematic diagram 1 of the present utility model.

In the figure: 1 shell, 2 sensing mechanism, 21 pneumatic rod, 22 movable plate, 23 movable column, 24 rotary rod, 25 gear, 26 movable column, 27 sensing switch, 28 sensing chip, 29 screw, 3 supporting mechanism, 31 supporting column, 32 adjusting column, 33 supporting rod, 34 telescopic rod, 35 spring, 36 fixed column.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, a pneumatic induction switch in the present embodiment includes a housing 1, an induction mechanism 2 is disposed outside the housing 1, and a supporting mechanism 3 is disposed inside the housing 1.

Specifically, two induction chips can be mutually attached through the induction mechanism 2 so as to drive the switch to be turned on, the induction mechanism 2 can be supported through the supporting mechanism 3, and then the induction chips are driven to be separated through gravity and spring force, so that the switch is turned off.

In this embodiment, the sensing mechanism 2 includes a pneumatic rod 21, the housing 1 is hollow and has a top provided with a movable hole adapted to the size of the pneumatic rod 21, so that the pneumatic rod 21 can move up and down in the housing 1, the pneumatic rod 21 is movably mounted in the housing 1 and has one end penetrating and extending to the outside of the housing 1, the bottom of the pneumatic rod 21 is fixedly mounted with a moving plate 22, the bottom of the moving plate 22 is fixedly mounted with a moving column 23, a rotating rod 24 is rotatably connected between front and rear side walls of an inner cavity of the housing 1, the outer surface of the rotating rod 24 is fixedly mounted with a gear 25, the housing 1 is movably mounted with a moving column 26, the right side of the moving column 23 and the left side of the moving column 26 are all carved with insections, the outer surface of the gear 25 is meshed with the outer surfaces of the moving column 23 and the moving column 26 through insections, the movable column 26 and the movable column 23 are conveniently driven to move up and down in the shell 1 through the rotation of the gear 25, the right side of the movable column 26 is fixedly provided with an adjusting sliding block, the right side wall of the inner cavity of the shell 1 is provided with an adjusting sliding groove, the outer surface of the adjusting sliding block is in sliding connection with the inner surface of the adjusting sliding groove, the movable column 26 is conveniently moved up and down in the shell 1, the limiting effect is achieved, the inner part of the shell 1 is movably provided with a sensing switch 27, one end of the sensing switch 27 penetrates through and extends to the outer part of the sensing switch 27, the bottom of the sensing switch 27 and the top of the movable column 26 are fixedly provided with a sensing chip 28, the right side of the shell 1 is movably provided with a screw 29, one end of the sensing switch 27 penetrates through and extends to the inner part of the sensing switch 29, the right side of the sensing switch 27 is fixedly provided with a supporting block, the inner part of the supporting block is provided with a thread groove matched with the size of the screw 29, the screw 29 and the sensing switch 27 are conveniently fixed through the supporting block, thereby fixing the inductive switch 27 inside the housing 1.

It should be noted that, the left side of the movable plate 22 is fixedly provided with a movable sliding block, and the left side wall of the inner cavity of the housing 1 is provided with a movable sliding groove, so that the movable plate 22 can move up and down in the housing 1 conveniently, and meanwhile, the effect of supporting is achieved.

Specifically, the air source is used for spraying the air rod 21, so that the air rod 21 moves downwards, the moving plate 22 is driven to move downwards, the moving column 23 moves downwards, the gear 25 is driven to rotate on the outer surface of the rotating rod 24, the movable column 26 moves upwards, the two sensing chips 28 are driven to touch, and the sensing switch 27 is driven to be turned on.

In this embodiment, the supporting mechanism 3 includes a supporting column 31, the supporting column 31 is movably mounted in the casing 1, the left and right sides of the supporting column 31 are movably mounted with adjusting columns 32, the front of the supporting column 31 is movably mounted with four supporting rods 33, the front of the supporting column 31 is provided with four hinges for one number, the front of the two adjusting columns 32 is provided with two hinges for two numbers, the four supporting rods 33 are hinged with the hinges for two numbers and the front of the two adjusting columns 32 and the front of the supporting column 31 respectively through the hinges for one number, so that the supporting column 31 is convenient to move downwards, the supporting rods 33 are driven to move downwards, thereby the two adjusting columns 32 move towards the opposite side, the bottom of the moving plate 22 is fixedly mounted with two telescopic rods 34, the outer surfaces of the two telescopic rods 34 are movably mounted with springs 35, the left and right sides of the fixed column 36 are fixedly mounted with partition boards, the bottoms of the two springs 35 are fixedly connected with the tops of the two partition boards respectively, the tops of the two springs 35 are fixedly connected with the bottom of the moving plate 22, and the elastic telescopic rods 34 of the springs 35 are convenient to drive the partition boards to stretch downwards, so that the partition boards are driven to move upwards and downwards, and the bottom of the moving plate 22 is fixedly mounted with the fixed column 36.

It should be noted that, the bottoms of the two adjusting columns 32 are fixedly provided with limiting sliding blocks, the inner bottom wall of the housing 1 is provided with limiting sliding grooves, the outer surfaces of the limiting sliding blocks are slidably connected with the inner surfaces of the limiting sliding grooves, so that the two adjusting columns 32 can move towards the opposite side or the opposite side in the housing 1, and simultaneously are limited.

Specifically, the moving plate 22 moves downwards to enable the fixed column 36 to move downwards, so that the fixed column 36 is driven to stretch, the telescopic rod 34 is driven to stretch, the supporting column 31 moves downwards, the four supporting rods 33 are driven to hinge downwards, and the two adjusting columns 32 move to the opposite sides.

The working principle of the embodiment is as follows:

when the pneumatic induction switch is used, the pneumatic rod 21 is sprayed out through the air source, so that the pneumatic rod 21 moves downwards, the movable plate 22 is driven to move downwards, the movable column 23 moves downwards, the gear 25 is driven to rotate on the outer surface of the rotary rod 24, the movable column 26 moves upwards, the two induction chips 28 are driven to touch, the induction switch 27 is driven to be opened, then the fixed column 36 moves downwards through the movable plate 22, the fixed column 36 is driven to stretch, the telescopic rod 34 is driven to stretch, the support column 31 moves downwards, the four support rods 33 are driven to move downwards, the two adjusting columns 32 move to the opposite sides, the movable column 23 moves upwards through the gravity of the movable column 26 and the elasticity of the two springs 35, the movable plate 22 is driven to move upwards, the pneumatic rod 21 moves upwards, and the induction switch 27 is closed, so that reciprocating motion is formed.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Pneumatic induction switch, comprising a housing (1), characterized in that: an induction mechanism (2) is arranged outside the shell (1), and a supporting mechanism (3) is arranged inside the shell (1);

the induction mechanism (2) comprises a pneumatic rod (21), the pneumatic rod (21) is movably mounted in the shell (1) and has an induction switch (27) with one end penetrating through and extending to the outside of the shell (1), a movable plate (22) is fixedly mounted at the bottom of the pneumatic rod (21), a movable column (23) is fixedly mounted at the bottom of the movable plate (22), a rotary rod (24) is rotatably connected between the front side wall and the rear side wall of the inner cavity of the shell (1), a gear (25) is fixedly mounted on the outer surface of the rotary rod (24), a movable column (26) is movably mounted in the shell (1), an induction switch (27) with one end penetrating through and extending to the outside of the movable column (26) is movably mounted at the bottom of the induction switch (27), and a sensing chip (28) is fixedly mounted at the top of the movable column (26), and screws (29) with one end penetrating through and extending to the inside of the movable column are movably mounted at the right side of the shell (1).

2. A pneumatic induction switch according to claim 1, characterised in that: supporting mechanism (3) is including support column (31), support column (31) movable mounting is in the inside of shell (1), the equal movable mounting in left and right sides of support column (31) has adjusting column (32), the front movable mounting of support column (31) has four bracing pieces (33), the bottom fixed mounting of movable plate (22) has two telescopic links (34), two the equal movable mounting of surface of telescopic link (34) has spring (35), the bottom fixed mounting of movable plate (22) has fixed column (36).

3. A pneumatic induction switch according to claim 1, characterised in that: the right side of the movable column (26) is fixedly provided with an adjusting sliding block, the right side wall of the inner cavity of the shell (1) is provided with an adjusting sliding groove, and the outer surface of the adjusting sliding block is in sliding connection with the inner surface of the adjusting sliding groove.

4. A pneumatic induction switch according to claim 1, characterised in that: the right side of the movable column (23) and the left side of the movable column (26) are engraved with insections, and the outer surfaces of the gears (25) are meshed with the outer surfaces of the movable column (23) and the movable column (26) through insections.

5. A pneumatic induction switch according to claim 1, characterised in that: the right side of inductive switch (27) fixed mounting has the supporting shoe, the inside of supporting shoe is seted up and is had the screw thread groove with screw (29) size looks adaptation.

6. A pneumatic induction switch according to claim 2, characterised in that: the left side and the right side of the fixed column (36) are fixedly provided with partition plates, the bottoms of the two springs (35) are fixedly connected with the tops of the two partition plates respectively, and the tops of the two springs (35) are fixedly connected with the bottom of the movable plate (22).

7. A pneumatic induction switch according to claim 2, characterised in that: the front of support column (31) is provided with four hinges and buckles first, two the front of adjusting column (32) all is provided with two hinges and buckles second, four bracing piece (33) are articulated with the front of support column (31) through hinge first and buckle second and two adjusting column (32) respectively.

8. A pneumatic induction switch according to claim 1, characterised in that: the shell (1) is hollow in the inside and is provided with a movable hole matched with the pneumatic rod (21) in size at the top.