CN208056221U - A kind of drain valve pressing structure - Google Patents

Abstract

The utility model discloses a kind of drain valve pressing structures, including a valve body, it further includes that a swing arm and one argue for the sake of arguing.The actuating mechanism that the utility model overcomes existing drain valve uses lever principle, and using intermediate certain as fulcrum, then another side is lifted on one side for pressing, drives a driving member to realize the purpose of draining.This method by key stroke because being limited, the technical issues of generally need to becoming larger by power ratio, pressing force is caused to become larger.

Description

A kind of drain valve pressing structure

Technical field

The utility model is related to a kind of drain valve pressing structures.

Background technology

Usually all it is one inlet valve of configuration and a drain valve in the water tank of closestool.Wherein, drain valve further through half row and Urine is rushed in two button realizations of full row and punching is defecated.

In general, the actuating mechanism of drain valve uses lever principle, using intermediate certain as fulcrum, pressing is then another on one side While lifting, drive a driving member to realize the purpose of draining.

Power ratio need to generally be become larger because being limited by key stroke, pressing force is caused to become larger by the structure.

Utility model content

The utility model provides a kind of drain valve pressing structure, and which overcome drain valve pressing structure institutes in background technology Existing deficiency.

The used technical solution that the utility model solves its technical problem is：

A kind of drain valve pressing structure, including a valve body, which is characterized in that it further includes

One swing arm, described swing arm one end are by pressure arm, and the other end is articulated in first rotating shaft, and swing arm is equipped with first The first engaging section centered on shaft；

One argues for the sake of arguing, and described one end of arguing for the sake of arguing is articulated in the second shaft, the lifting shaft linkage of the other end and drain valve；The lift Bar is equipped with the second engaging section centered on the second shaft, wherein first engaging section and the second engaging section is nibbled mutually It closes.

In the present invention, first engaging section and/or the second engaging section include but not limited to engaging tooth, swing rod Or cam.

In one embodiment of the utility model, the first rotating shaft and the second shaft are located in same level.

In one embodiment of the utility model, the movement road for being located at half row and/or full row's button by pressure arm of the swing arm On line.

In one embodiment of the utility model, the swing arm and argues for the sake of arguing and be respectively provided with an initial position and a stop bit It sets, in final position, swing arm is rotated around the axis by pressure arm by drain valve button pressed, and engaging tooth drive is argued for the sake of arguing reversed turn Dynamic, the arm that lifts argued for the sake of arguing is lifted up, and can be provided suitable displacement stroke and made row to lift the seal member of drain valve Water valve drainage works.

In one embodiment of the utility model, swing arm includes shaft, and the both ends of shaft set shaft pivoted hole respectively, is turned The side of axle portion is equipped with engaging tooth, and the opposite other side, which radially extends, sets full row press section and half row press section；The two are pressed Splenium is located at two end side surfaces of shaft.

It in one embodiment of the utility model, argues for the sake of arguing including shaft, the both ends of shaft set shaft pivoted hole respectively, turn The side of axle portion is equipped with engaging tooth；On the periphery of shaft, it is spaced one distance of engaging tooth, shaft is equipped with and lifts arm.

In one embodiment of the utility model, swing arm by pressure arm initial position and final position it is symmetrical in the horizontal direction Arrangement；The arm final position that lifts of the driven wheel is located at horizontal position, and initial position is position diagonally downward.

In one embodiment of the utility model, on initial position, the vertical plane where rotating shaft core of arguing for the sake of arguing and driving end institute Vertical plane between horizontal distance La：On initial position, vertical plane where swing arm rotating shaft core with press pressure arm and button Horizontal distance Lb ratios between vertical plane where contact point are 1.1-1.2.

In the present invention, swing arm in initial position lever length is Lb by pressure arm, and final position lever length is Lb', Lb are more than Lb '.

In the present invention, the arm that lifts argued for the sake of arguing in initial position lever length is La, and final position tool pole length is La', La are less than La'.

Compared with the background art, it has the following advantages that the technical program：

The utility model may be implemented the smaller stroke of pressing and lift since setting compression bar is different from the initial position argued for the sake of arguing The purpose of larger stroke.Meanwhile when pressing initial pressing force the arm of force it is longer, and the arm of force for lifting arm is shorter, advantageous to reduce just Beginning pressing force.Elongated when lifting the arm of force, after drain valve lifts draining, water pressure has reduced, therefore will not increase its pressing force.It should Method can effectively overcome prior art weakness, keep the work of product more steady.

Description of the drawings

The utility model is described in further detail with reference to the accompanying drawings and examples.

The schematic cross-sectional view of Fig. 1 the utility model.

Fig. 2 is the schematic diagram of the utility model emphasis structure.

Fig. 3 is the dimensional structure diagram of swing arm.

Fig. 4 is the dimensional structure diagram argued for the sake of arguing.

Fig. 5 is the schematic cross-sectional view of the utility model main portions；

Fig. 6 is the schematic cross-sectional view of the utility model main portions；

Fig. 7 is the dimensional structure diagram of full row's button.

Fig. 8 is that pressing process arm of force change procedure and the arm of force illustrate schematic diagram；

Fig. 9 is original state structural schematic diagram；

Figure 10 is final state structural schematic diagram；

Figure 11 is the use state diagram of the utility model.

100 valve bodies

200 swing arms

210 shaft, 220 pivoted hole, 230 engaging tooth 240 arranges 250 half row press section of press section entirely

300 argue for the sake of arguing

310 shaft, 320 pivoted hole, 330 engaging tooth 340 lifts arm 341 and drives end

400 lifting shafts

410 clap 420 auxiliary section of lid

500 button assemblies

Specific implementation mode

Please refer to Fig. 1 and Fig. 2, a kind of drain valve pressing structure, it includes a valve body 100, swing arm 200 and argues for the sake of arguing 300.Valve Interior to be equipped with lifting shaft 400, the components such as lid 410 are clapped in the connection of 400 bottom end of lifting shaft, this part-structure is conventional arrangement nor this reality With novel emphasis, therefore it is not described in detail.

400 upper end of lifting shaft is equipped with and argues for the sake of arguing the auxiliary section 420 of cooperation.

Referring to Fig. 3, swing arm 200 includes shaft 210, and the both ends of shaft 210 set shaft pivoted hole 220, shaft respectively The side in portion 210 is equipped with engaging tooth 230, and the opposite other side, which radially extends, sets full row press section 240 and half row press section 250.The two press sections are located at two end side surfaces of shaft.In the present embodiment, the engaging tooth 230 has two A, the setting at a distance on the periphery of shaft of the two teeth, each tooth is axially extending.

Referring to Fig. 4, it 300 includes shaft 310 to argue for the sake of arguing, and the both ends of shaft 310 set shaft pivoted hole 320, shaft respectively The side in portion 310 is equipped with engaging tooth 330.In the present embodiment, there are two the engaging tooth 330 tools, the two teeth are in shaft Setting at a distance on the periphery in portion, each tooth are axially extending.On the periphery of shaft 310, it is spaced engaging tooth one Distance, shaft 310 are equipped with and lift arm 340.In the present embodiment, the arm 340 that lifts is curved shape, and end is set upwards One protrusion, the protrusion are driving end 341.

Referring to Fig. 5 and Fig. 6, swing arm 200 and 300 fixation in valve body 100 of arguing for the sake of arguing are as follows：The valve inner first half is lateral Equipped with horizontal fixed plate 110, the center of fixed plate 110 is equipped with resigning breach 111, the left side of resigning breach 111, and front and back two Side is respectively equipped with two shafts per side, wherein two opposite shafts 112 in left side argue for the sake of arguing 300 for fixed, two of right side Opposite shaft 113 is for fixing swing arm 200.The engaging tooth of swing arm 200 and 300 the two of arguing for the sake of arguing is arc engagement.

In the fixed plate of the front and rear sides of resigning breach 111, three through-holes are respectively equipped with per side, are to be located at centre respectively Spring fixed hole 115 and two button pilot holes 114 at left and right sides of spring fixed hole.In each button pilot hole 114 Side is additionally provided with card slot 116.

Referring to Fig. 7, button 500 includes half row's button and full row's button, and the two shape is same or like, symmetrical.It presses Key 500 includes the key body 510 of semi-circular shape, and the bottom of key body 510 is respectively equipped with two guide posts 520 and a spring Fixing groove 530, two guide posts 520 are respectively for insertion into two button pilot holes 114 of fixed plate 110, spring fixing groove 530 for fixed by key spring with the cooperation of spring fixed hole 115.A hook 540 is set by two guide posts respectively, is used to be caught in Button is set to fix in card slot 116.Button 500 is equipped with close to the side (i.e. half diameter of a circle side) of another button and presses compression leg 550, It is used to press swing arm 200.

Referring to Fig. 8 to Figure 11, in use, the full row press section 240 or half for pressing swing arm 200 by compression leg 550 of button 500 Press section 250 is arranged, then swing arm 200 is rotated clockwise with shaft 113 for axle center.To drive what is engaged to argue for the sake of arguing 300 to turn Axis 112 rotates counterclockwise.Until driving end 341 drives lifting shaft 400 to rise, to make drain valve drain.

200 initial position of swing arm, the angle A of final position and horizontal plane formation, A' are of substantially equal, are symmetrically divided with horizontal plane Cloth position.

The present embodiment La (on initial position, vertical plane where rotating shaft core of arguing for the sake of arguing and the vertical plane where driving end it Between horizontal distance)：Lb (on initial position, vertical plane where swing arm rotating shaft core with by where pressure arm and keyboard contact point Vertical plane between horizontal distance) ratio is about 1.1-1.2, and existing application technology ratio is generally 1.5, it is laborsaving about 20%.

Swing arm by pressure arm initial position lever length be Lb, final position lever length be Lb', Lb is in embodiment Close to the length of horizontal position, and Lb ' are most short, and it is minimum can to convert the force value used with shortest pressing stroke.

Argue for the sake of arguing lift arm initial position lever length be La, it is relatively short, final position tool pole length be La', be Longest distance state, for La close to shortest length in implementation case row, La' is horizontal position, can drive P under minimum drag It is lifted up, obtains H' ranges.

In the initial state, required drive value is maximum for drain valve swing arm.Lift that is corresponding to answer longest by pressure arm, arguing for the sake of arguing Swing arm should be most short, and such arm of force is most labour-saving ideal scheme.

Drain valve (water in water tank starts to discharge) in opening process, required drive value is gradually reduced, corresponding Can be most short by pressure arm, the arm that lifts argued for the sake of arguing answers longest, so that seal assembly is obtained the maximum stroke up moved, reaches drain valve Stroke needed for work.Such lever arm of force is the best ideal scheme for obtaining stroke.

Boss 430 on lifting shaft 400 hangs at the hook on hanger 120 (or at hook of whole row float bucket), can carry out Draining, liquid level decline, and keg float buoyancy disappears, and falls under gravity condition, and hook is made to disengage the boss 430 on lifting shaft 400, rise Drop axis falls automatically under gravity condition, drives the arm that lifts argued for the sake of arguing to reset to original state, and because of the engaging tooth on arguing for the sake of arguing Engaging tooth with driven fork drives swing arm to reset to initial position.Drain valve arranges the effect of button or half row's button in spring entirely Lower reset.

The above, only the utility model preferred embodiment, therefore the utility model implementation cannot be limited according to this It is new all should still to belong to this practicality that is, according to equivalent changes and modifications made by the utility model patent range and description for range In the range of type covers.

Claims (10)

1. a kind of drain valve pressing structure, including a valve body, which is characterized in that it further includes

One swing arm, described swing arm one end are by pressure arm, and the other end is articulated in first rotating shaft, and swing arm is equipped with first rotating shaft Centered on the first engaging section；

One argues for the sake of arguing, and described one end of arguing for the sake of arguing is articulated in the second shaft, the lifting shaft linkage of the other end and drain valve；It is described argue for the sake of arguing on Equipped with the second engaging section centered on the second shaft, wherein first engaging section and the second engaging section intermeshes.

2. a kind of drain valve pressing structure according to claim 1, it is characterised in that：First engaging section and/or Second engaging section includes engaging tooth, swing rod or cam.

3. a kind of drain valve pressing structure according to claim 1, it is characterised in that：The first rotating shaft and second turn Axle position is in same level.

4. a kind of drain valve pressing structure according to claim 3, it is characterised in that：The swing arm and arguing for the sake of arguing respectively has Have an initial position and a final position, in final position, swing arm by pressure arm by drain valve button pressed the shaft rotation that rotates Dynamic, engaging tooth drive, which is argued for the sake of arguing, to be rotated backward, and the arm that lifts argued for the sake of arguing is lifted up, and can provide suitable displacement stroke, to lift The seal member for playing drain valve, makes drain valve drainage works.

5. a kind of drain valve pressing structure according to claim 1, it is characterised in that：Swing arm includes shaft, shaft Both ends set shaft pivoted hole respectively, the side of shaft is equipped with engaging tooth, and the opposite other side, which radially extends, sets full row's pressing Portion and half row press section；The two press sections are located at two end side surfaces of shaft.

6. a kind of drain valve pressing structure according to claim 1, it is characterised in that：It argues for the sake of arguing including shaft, shaft Both ends set shaft pivoted hole respectively, the side of shaft is equipped with engaging tooth；On the periphery of shaft, it is spaced engaging tooth one Distance, shaft are equipped with and lift arm.

7. a kind of drain valve pressing structure according to any one of claims 1 to 6, it is characterised in that：Pressure arm is pressed in swing arm Initial position is arranged symmetrically in the horizontal direction with final position；The arm final position that lifts of the driven wheel is located at horizontal position, Initial position is position diagonally downward.

8. a kind of drain valve pressing structure according to any one of claims 1 to 6, it is characterised in that：On initial position, lift Horizontal distance La between vertical plane where bar rotating shaft core and the vertical plane where driving end：On initial position, swing arm turns Vertical plane where axis axle center and be 1.1- as the horizontal distance Lb ratios between the vertical plane where pressure arm and keyboard contact point 1.2。

9. a kind of drain valve pressing structure according to claim 8, it is characterised in that：Swing arm presses pressure arm in initial position Lever length is Lb, and final position lever length is Lb', and Lb is more than Lb '.

10. a kind of drain valve pressing structure according to claim 8, it is characterised in that：That argues for the sake of arguing lifts arm in initial bit It is La to set lever length, and final position tool pole length is La', and La is less than La'.