CN202152859U

CN202152859U - Foot switch

Info

Publication number: CN202152859U
Application number: CN2011202603791U
Authority: CN
Inventors: 林德丽
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-07-21
Filing date: 2011-07-21
Publication date: 2012-02-29
Anticipated expiration: 2021-07-21

Abstract

The utility model provides a foot switch which belongs to the technical field of machinery. The foot switch solves the problems that the existing foot switch has poor applicability and shorter service life. The foot switch comprises a base provided with a water inlet connector and a water outlet connector, wherein a cover plate is arranged above the base; the inner ends of the water inlet connector and the water outlet connector are connected with a connecting block arranged in the base; a water inlet hole communicated with the water inlet connector and a water outlet hole communicated with the water outlet connector are arranged on the connecting block; an adjustment mechanism capable of leading the water inlet hole to be communicated or disconnected with the water outlet hole is also arranged on the base and connected with a return structure; and when the water inlet hole is communicated with the water outlet hole, the return structure can lead the adjustment mechanism to return. The foot switch has the advantages of higher applicability and longer service life.

Description

A kind of pedal type switch

Technical field

The utility model belongs to field of mechanical technique, relates to a kind of switch, particularly a kind of pedal type switch.

Background technique

As everyone knows, water tap is a most important draining instrument during people live.The valve body that traditional water tap is established in must rotating by user's both hands or pull is to reach the function of water outlet or sealing.So the user must contact with water tap after cleaning both hands again.The virus that be attached on the water tap this moment very might be attached to both hands again, makes clean effect have a greatly reduced quality.Like the trouble especially of washing one's hands with soap then.So in many public places for example in hospital or the public lavatory; For fear of virus being stayed the consideration that on water tap, causes cross infection because the user is numerous; Usually all can install pedal type switch and control water discharge of water faucet or close, to avoid residuing in the viral diffusive infection on the water tap.

A kind of pedal type water tap [the application number: 200920010618.0 that openly proposes like the Chinese patent documents and materials; Notice of authorization number: CN 201396447Y], comprise intake pipe and outlet pipe, intake pipe is in the outlet pipe top; Both are connected through vertical aqueduct, and at the inner elastic valve of installing of aqueduct, elastic valve is a piston structure; The top rubber stopper is in the aqueduct; The bottom piston is in the vertical pipeline of outlet pipe below, the mounting spring in the vertical pipeline bottom, and spring is connected with piston; The mouth place connects air pipe at the bottom of vertical pipeline, and the air pipe the other end and air bag are connected, and pedal is installed above air bag.During water, user's foot pedal is exerted oneself downwards, through the pedal extruding gasbag; Make its internal gas get into vertical pipeline through air pipe; And piston stroke upwarded pressure, press piston and move up, thereby the rubber stopper that drives piston tip breaks away from vertical aqueduct; Make intake pipe communicate, just normally water outlet this moment with outlet pipe.Because this pedal type water tap adopts the pedal extruding gasbag to connect intake pipe and outlet pipe through moving of piston, and through spring reset, makes this pedal type water tap be inappropriate for different hydraulic pressure; Air bag damages easily, and influence is used; Whole pedal type water tap and taken bigger space has reduced applicability.

The model utility content

The purpose of the utility model is to have the problems referred to above to existing technology, has proposed that a kind of Applicable scope is wide, structure is comparatively simple and the pedal type switch of long service life.

The purpose of the utility model can realize through following technical proposal: a kind of pedal type switch; Comprise base with water supply connector and water output connector; The top of this base is provided with cover plate, it is characterized in that, the inner of said water supply connector and water output connector contiguous block interior with being located at base is connected; Have water inlet that is communicated with water supply connector and the osculum that is communicated with water output connector on this contiguous block; On described base, also be provided with the regulation structure that can make water inlet and osculum be communicated with or break off, this regulation structure is connected with a resetting structure, and described resetting structure can make this regulation structure reset when water inlet and osculum connection.

In use, water is from the water supply connector contiguous block that also water inlet of process contiguous block enters into, and this moment, regulation structure was broken off described water inlet and osculum when normality, and water can not be flowed out from water output connector; When needs make water, through regulation structure the water inlet is communicated with osculum, water can flow out through water output connector through the osculum of contiguous block.When not making water, the resetting structure that is connected with regulation structure resets to normality with regulation structure breaks off water inlet and osculum, reaches the purpose of cutting off the water supply.

In above-mentioned pedal type switch; Described regulation structure comprises the pedal that is articulated on the base, be located at the movable slider that is tightly connected with above-mentioned contiguous block in the base, be located at the axially movable connecting rod of ability between pedal and the movable slider; One end of this connecting rod is resisted against on the above-mentioned movable slider; Its other end passes base and is resisted against on the above-mentioned pedal; Have the bar-shaped trough that is communicated with the water inlet on the described movable slider, after the movable slider reach, this bar-shaped trough can be communicated with respectively with above-mentioned water inlet and osculum.

Pedal is hinged on the base; When foot pedals, pedal will promote connecting rod and move axially, and connecting rod is moved forward; Because an end of connecting rod is resisted against on the movable slider; Therefore connecting rod promotes movable slider toward reach, and the bar-shaped trough on the movable slider is connected the water inlet with osculum, and water is flowed out from water output connector; In the time need not making water, pin to be removed from pedal, the effect through resetting structure resets push rod and movable slider and moves backward, and water inlet and osculum are broken off.

In above-mentioned pedal type switch; Also be provided with the fixed block that movable slider is play the guiding role in the described base; Have cavity in this fixed block, above-mentioned movable slider is located in the described cavity, and the inner of above-mentioned connecting rod is passed described fixed block and is resisted against on the described movable slider.This cavity also has the leakproof effect, and is poorly sealed when close when movable slider and contiguous block, can prevent the leakage of sealing; On the other hand, contiguous block is connected on the fixed block, guarantees the stability of working procedure; Fixed block and base adopt the one manufacturing, make structure compact more and reduced manufacture cost.

In above-mentioned pedal type switch; Be provided with quiet slide block between described movable slider and the contiguous block; Described quiet slide block is positioned at above-mentioned cavity, has water channel one excessively that is communicated with above-mentioned water inlet and the water channel two excessively that is communicated with above-mentioned osculum on this quiet slide block, and above-mentioned bar-shaped trough is communicated with mistake water channel one; And after the movable slider reach, this bar-shaped trough can be communicated with respectively with above-mentioned crossing water channel one and cross water channel two.Described quiet slide block will be crossed water channel one and water inlet sealing, cross water channel two and osculum sealing, thereby prevent sealing because the bad water that makes of sealing effect of contiguous block and quiet slide block directly flows out through osculum from the water inlet.

In above-mentioned pedal type switch, the described water channel one of crossing is respectively equipped with rubber gasket with crossing in the water channel two, and described rubber gasket is resisted against on the above-mentioned contiguous block.Described rubber gasket will seal the water channel of crossing between contiguous block and the quiet slide block preferably, reach the better seal effect.

In above-mentioned pedal type switch; Described resetting structure comprises the guide rod that is arranged on the base and is sheathed on the Returnning spring on the guide rod; The inner of this guide rod is passed fixed block and is resisted against on the above-mentioned movable slider; One end of above-mentioned Returnning spring acts on the base, and its other end acts on the guide rod.Be provided with block in the base, block is provided with groove, and guide rod can be moved axially in base and along groove, and is when water supply connector is connected with external pipe with water output connector, comparatively convenient; When the needs water; Foot pedal, pedal promotes movable slider toward reach through connecting rod, and the reach of movable slider promotes guide rod toward reach and pressed home spring; Movable slider moves the bar-shaped trough that makes on the movable slider and can be connected with mistake water channel one and mistake water channel two, and water can flow out from water output connector; In the time need not making water, pin is moved away from pedal, under the effect of Returnning spring elastic force, guide rod is promoted movable slider this moment backward water inlet and osculum are broken off, and makes water resistance at a distance from connecting body.

In above-mentioned pedal type switch, have positioning step on the described guide rod, an end of above-mentioned Returnning spring is resisted against on the base, and its other end is resisted against on this positioning step.One end of Returnning spring is resisted against on the positioning step, makes guide rod in the process of reach, and the direct pressed home spring of positioning step makes the effect of guide rod and Returnning spring generation power, and guide rod can be resetted.

In above-mentioned pedal type switch, described movable slider is processed by stupalith.Stupalith has intensity height, good rigidly, wear resistance is good and the stable advantage that is difficult for oxidized corrosion of chemical property, therefore adopts the made movable slider of stupalith to have long advantage in working life.

In above-mentioned pedal type switch, described quiet slide block is processed by stupalith.Stupalith has intensity height, good rigidly, wear resistance is good and the more stable advantage that is difficult for oxidized corrosion of chemical property, therefore adopts the made movable slider of stupalith to have long advantage in working life.

Compared with prior art, this pedal type switch has the following advantages:

1, through the mobile water that connects or disconnects, make this pedal type switch have advantage applied widely to movable slider;

2, this pedal type switch is simple in structure, occupies little space, and has stronger applicability;

3, movable slider and the quiet slide block through adopting stupalith to process has long advantage in working life.

Description of drawings

Fig. 1 is the perspective view of this pedal type switch.

Fig. 2 is the plan structure schematic representation of this pedal type switch.

Fig. 3 is the sectional structure schematic representation of this pedal type switch.

Fig. 4 is the assembly structure schematic representation of this pedal type switch.

Among the figure, 1, base; 1a, water supply connector; 1b, water output connector; 1c, cover plate; 2, contiguous block; 2a, water inlet; 2b, osculum; 3, regulation structure; 3a, pedal; 3b, movable slider; 3b1, bar-shaped trough; 3c, connecting rod; 4, resetting structure; 4a, guide rod; 4a1, positioning step; 4b, Returnning spring; 5, fixed block; 5a, cavity; 6, quiet slide block; 6a, mistake water channel one; 6b, mistake water channel two; 7, rubber gasket.

Embodiment

Below be the specific embodiment of the utility model and combine accompanying drawing, the technological scheme of the utility model is done further to describe, but the utility model is not limited to these embodiments.

Shown in Fig. 1 to 4; A kind of pedal type switch; Comprise base 1 with water supply connector 1a and water output connector 1b; The top of base 1 is provided with cover plate 1c, and the inner of water supply connector 1a and water output connector 1b is connected with contiguous block 2 in being located at base 1, has water inlet 2a that is communicated with water supply connector 1a and the osculum 2b that is communicated with water output connector 1b on the contiguous block 2.On base 1, also be provided with the regulation structure 3 that can make water inlet 2a and osculum 2b be communicated with or break off, regulation structure 3 is connected with a resetting structure 4, and resetting structure 4 can make regulation structure 3 reset when water inlet 2a and osculum 2b connection.

Regulation structure 3 comprises the pedal 3a that is articulated on the base 1, be located at the movable slider 3b that is tightly connected with contiguous block 2 in the base 1, be located at the axially movable connecting rod 3c of ability between pedal 3a and the movable slider 3b; The end of connecting rod 3c is resisted against on the movable slider 3b; Its other end passes base 1 and is resisted against on the pedal 3a; Have the bar-shaped trough 3b1 that is communicated with water inlet 2a on the movable slider 3b, after movable slider 3b reach, this bar-shaped trough 3b1 can be communicated with respectively with water inlet 2a and osculum 2b.

Resetting structure 4 comprises the guide rod 4a that is arranged on the base 1 and is sheathed on the Returnning spring 4b on the guide rod 4a, on bar, has positioning step 4a1.The inner of guide rod 4a is passed fixed block 5 and is resisted against on the movable slider 3b, and the other end of Returnning spring 4b acts on the guide rod 4a.

Also have the fixed block 5 that movable slider 3b is play the guiding role in the base 1, fixed block 5 is the one manufacturing with base 1.Have cavity 5a in the fixed block 5, movable slider 3b is located in the cavity 5a, and the inner of connecting rod 3c is passed fixed block 5 and is resisted against on the movable slider 3b.Be provided with quiet slide block 6 between movable slider 3b and the contiguous block 2; Quiet slide block 6 is positioned at cavity 5a; Have water channel one 6a excessively that is communicated with water inlet 2a and the water channel 6b excessively that is communicated with osculum 2b on the quiet slide block 6; Bar-shaped trough 3b1 with cross water channel one 6a and be communicated with, and after movable slider 3b reach, bar-shaped trough 3b1 can with cross water channel one 6a and water channel 6b be communicated with respectively.Cross water channel one 6a and be respectively equipped with rubber gasket 7 with crossing in the water channel 6b, rubber gasket 7 is resisted against on the contiguous block 2.

In use, water is from the water supply connector 1a contiguous block 2 that also the water inlet 2a of process contiguous block 2 enters into.When the needs water, foot pedals 3a, pedal 3a promotes movable slider 3b toward reach through connecting rod 3c, toward reach, makes the positioning step 4a1 pressed home spring 4b on the guide rod 4a in the block groove of the reach of movable slider 3b promotion guide rod 4a on base 1.Movable slider 3b moves the bar-shaped trough 3b1 that makes on the movable slider 3b and is connected with mistake water channel one 6a and mistake water channel two 6b; Because of water inlet 2a is communicated with water channel one; Osculum 2b is communicated with water channel two, so water inlet 2a is communicated with osculum 2b, and water can flow out from water output connector 1b; In the time need not making water, pin is moved away from pedal 3a, this moment under the effect of Returnning spring 4b elastic force with guide rod 4a toward pusher; And promotion movable slider 3b resets; Bar-shaped trough 3b1 and water channel two break off, and make water resistance at a distance from connecting body, and water can not be flowed out from osculum 2b.

Owing to quiet slide block 6 will be crossed water channel one 6a and water inlet 2a sealing, cross water channel two 6b and osculum 2b sealing, directly 2a flows out through osculum 2b from the water inlet thereby anti-sealing makes water owing to the contiguous block 2 and the sealing effect of quiet slide block 6 are bad.Rubber gasket 7 will seal the water channel of crossing between contiguous block 2 and the quiet slide block 6 preferably, reach the better seal effect.

Movable slider 3b in present embodiment and quiet slide block 6 all adopt by stupalith to be processed.Stupalith has intensity height, good rigidly, wear resistance is good and chemical property is stable is difficult for oxidized corrosion, so adopts the made movable slider 3b of stupalith to have long advantage in working life.

Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from the spirit of the utility model or surmount the defined scope of appended claims.

Although this paper has used base 1, water supply connector 1a, water output connector 1b, cover plate 1c, contiguous block 2, water inlet 2a, osculum 2b, regulation structure 3, pedal 3a, movable slider 3b, bar-shaped trough 3b1, connecting rod 3c, resetting structure 4, guide rod 4a, positioning step 4a1, Returnning spring 4b, fixed block 5, cavity 5a, quiet slide block 6, crosses water channel one 6a, crossed terms such as water channel two 6b, rubber gasket 7 morely, do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain the essence of the utility model more easily; It all is contrary with the utility model spirit being construed to any additional restriction to them.

Claims

1. pedal type switch; The base (1) that comprises have water supply connector (1a) and water output connector (1b); The top of this base (1) is provided with cover plate (1c); It is characterized in that; The inner of said water supply connector (1a) and water output connector (1b) contiguous block (2) interior with being located at base (1) is connected, and has water inlet (2a) that is communicated with water supply connector (1a) and the osculum (2b) that is communicated with water output connector (1b) on this contiguous block (2), on described base (1), also is provided with the regulation structure (3) that can make water inlet (2a) and osculum (2b) be communicated with or break off; This regulation structure (3) is connected with a resetting structure (4), and described resetting structure (4) can make this regulation structure (3) reset when water inlet (2a) and osculum (2b) connection.

2. pedal type switch according to claim 1; It is characterized in that; Described regulation structure (3) comprises the pedal (3a) that is articulated on the base (1), be located at the movable slider (3b) that is tightly connected with above-mentioned contiguous block (2) in the base (1), be located at ability axially movable connecting rod (3c) between pedal (3a) and the movable slider (3b); One end of this connecting rod (3c) is resisted against on the above-mentioned movable slider (3b); Its other end passes base (1) and is resisted against on the above-mentioned pedal (3a); Have the bar-shaped trough (3b1) that is communicated with water inlet (2a) on the described movable slider (3b), after movable slider (3b) reach, this bar-shaped trough (3b1) can be communicated with respectively with above-mentioned water inlet (2a) and osculum (2b).

3. pedal type switch according to claim 2; It is characterized in that; Also be provided with the fixed block (5) that movable slider (3b) is play the guiding role in the described base (1); Have cavity (5a) in this fixed block (5), above-mentioned movable slider (3b) is located in the described cavity (5a), and the inner of above-mentioned connecting rod (3c) is passed described fixed block (5) and is resisted against on the described movable slider (3b).

4. pedal type switch according to claim 3; It is characterized in that; Be provided with quiet slide block (6) between described movable slider (3b) and the contiguous block (2); Described quiet slide block (6) is positioned at above-mentioned cavity (5a), has water channel one (6a) excessively that is communicated with above-mentioned water inlet (2a) and the water channel two (6b) excessively that is communicated with above-mentioned osculum (2b) on this quiet slide block (6), and above-mentioned bar-shaped trough (3b1) is communicated with mistake water channel one (6a); And after movable slider (3b) reach, this bar-shaped trough (3b1) can be communicated with respectively with above-mentioned crossing water channel one (6a) and cross water channel two (6b).

5. pedal type switch according to claim 4 is characterized in that, is respectively equipped with rubber gasket (7) in described water channel one (6a) excessively and the mistake water channel two (6b), and described rubber gasket (7) is resisted against on the above-mentioned contiguous block (2).

6. according to claim 3 or 4 or 5 described pedal type switch; It is characterized in that; Described resetting structure (4) comprises the guide rod (4a) that is arranged on the base (1) and is sheathed on the Returnning spring (4b) on the guide rod (4a); The inner of this guide rod (4a) is passed fixed block (5) and is resisted against on the above-mentioned movable slider (3b), and an end of above-mentioned Returnning spring (4b) acts on the base (1), and its other end acts on the guide rod (4a).

7. pedal type switch according to claim 6 is characterized in that, has positioning step (4a1) on the described guide rod (4a), and an end of above-mentioned Returnning spring (4b) is resisted against on the base (1), and its other end is resisted against on this positioning step (4a1).

8. according to claim 2 or 3 or 4 or 5 described pedal type switch, it is characterized in that described movable slider (3b) is processed by stupalith.

9. according to claim 4 or 5 described pedal type switch, it is characterized in that described quiet slide block (6) is processed by stupalith.