CN1302969A

CN1302969A - Water flow controller

Info

Publication number: CN1302969A
Application number: CN 00111407
Authority: CN
Inventors: 周孝宗
Original assignee: Individual
Current assignee: Individual
Priority date: 2000-01-03
Filing date: 2000-01-03
Publication date: 2001-07-11
Anticipated expiration: 2020-01-03
Also published as: CN1220835C

Abstract

A water flow controller has a base body containing a water channel divided by a partition. Said base body has a side cover to form a side chamber which is divided into two spaces by a pressure plate. The water is led to one space by a leading tube to form a prssure of pressure plate. Another space is respectively communicated with water inlet and outlet to make water flow into channel. Its advantages are simple structure, easy operation, and quick closing of water flow.

Description

Flow control apparatus for water

The present invention is relevant a kind of flow control apparatus for water, is meant a kind of two sides of utilizing the water flow pressure balanced action in a pressing plate especially, but and makes this pressing plate be had the flow control apparatus for water of operation change sealing state with light little external force.

Existing flow control apparatus for water is various, as cases such as No. 95203426.3, previous application model utilitys formerly, it is used for current utensils such as water tap, basket strainer, water spraying apparatus, water pipe, cut off its supply channel with the pressure structure of conventional machinery structure mostly, therefore, if water pipeline is long or water pipeline during by the downward water conservancy diversion of eminence, if block current in a flash, as easy as rolling off a log generation water awl impact phenomenon causes pipeline to break because of instantaneous pressure is crowded; After, patent application the is arranged No. 98110941.1 again invention of " tool supercharging, fall the flow control structure of back pressure ", though to overcome structure that water-coning phenomena causes pipe breakage, this preceding case splendid current open and close control effect of tool, yet, still needing during use to push strength more greatly, is its unique immaturity part.

Purpose of the present invention aim to provide a kind of simple structure, sealing easily, the flow control apparatus for water of rapid operation.

The object of the present invention is achieved like this: the present invention mainly is made up of institutes such as pedestal, segmented gear group, pressing plate and push rods.It is combined into a side putting chamber in a pedestal side with a side cover cover, and will be divided into two spaces in this side putting chamber with a pressing plate, wherein a space is connected water inflow, the outlet that separates, another space then imports current with a horizontal conduit, current balance pressure by this horizontal conduit imports reaches the Returnning spring that is resisted against push rod end end in the putting chamber, makes pressing plate when being covered on water export, form auxilliary mutually pushing and pressing and press sincere power, being convenient to quick, simple and easy, certain sealing is its main purpose.

This flow control apparatus for water of the present invention, when aforementioned pressing plate pushes against push rod because of the segmented gear group, make pressing plate be subjected to the external force effect produce the gap move and be communicated with that water flows into, during outlet, water pressure pushing pressing plate water inlet by flow inlet, when the hydraulic pressure of flow inlet imports the hydraulic pressure of pressing plate greater than horizontal conduit, it is minimum then to operate the required active force of this pressing plate, can reach with simple in structure, the rapid operation and the valve mechanism of water inlet really, and this be an inferior purpose of the present invention.

As for detailed construction of the present invention, application principle, effect and effect, then the explanation of doing with reference to following adjoint can be understood completely:

Fig. 1 is a constructing stereo exploded view of the present invention;

Fig. 2 is a formation level exploded view of the present invention;

Fig. 3 is the three-dimensional exploded view of segmented gear group structure of the present invention;

Fig. 4 is the action diagram () of segmented gear group of the present invention;

Fig. 5 is the action diagram (two) of segmented gear group of the present invention;

Fig. 6 is the action diagram (three) of segmented gear group of the present invention;

Fig. 7 is the action diagram (four) of segmented gear group of the present invention;

Fig. 8 is the action diagram (five) of segmented gear group of the present invention;

Fig. 9 is the action diagram (six) of segmented gear group of the present invention;

Figure 10 is the action diagram (seven) of segmented gear group of the present invention;

Figure 11 is the action schematic representation of the present invention in the sealing state;

Figure 12 is that the present invention is in the action schematic representation of pushing out water state;

Figure 13 is the action schematic representation of the present invention in the water outlet hold mode;

When Figure 14 is the invention process with the exploded view of relevant Water outlet structure;

When Figure 15 is above-mentioned enforcement with the combination section of relevant Water outlet structure;

With reference to accompanying drawing, in conjunction with the embodiments, the present invention is described in further detail.

Fig. 1, Fig. 2 are constructing stereo of the present invention, plane exploded view, can find out clearly that by this figure the present invention mainly comprises: pedestal 1, segmented gear group 2, pressing plate 3 and push rod 4 etc. are partly; Wherein pedestal 1 central authorities are provided with a water flow passage 11, these water flow passage 11 stage casings are provided with a dividing plate 111 to block water flow passage 11, water flow passage 11 is provided with a flow inlet 114 and a horizontal conduit 112 in a side of water inlet, side in water outlet then is provided with a guide rod 113 and a perforation, all sides of this perforation are provided with a plurality of hollow part 115 (being water export), cover with side cover cover 12 at pedestal 1 side, form a side putting chamber 121 with ccontaining above-mentioned guide rod 113 by space in the side cover cover 12, hollow part 115, positions such as flow inlet 114 and horizontal conduit 112, and side cover overlaps 12 inner bottom surfaces corresponding to horizontal conduit 112, the position of hollow part 115 is provided with an expansion holding part 122, the side in addition of pedestal 1 is provided with a depressed part 13, in can being sheathed on for segmented gear group 2, and the push strut 20 of segmented gear group 2 is cylinders, the one end stretches into the side that faces hollow part 115 in the water flow passage 11 of pedestal 1, and make it just can push against a end in push rod 4, its in addition end then convexedly stretch in the pedestal 1 outer pushing portion 21 that forms, making becomes one and has segmentation control and open, that closes advances, water-supplying structure.

Again, pressing plate 3 is flat bodys, it is provided with a central perforation 31 in the stage casing suitable position, central authorities' perforation 31 2 sides are arranged with a guide hole 33 and a side perforation 32 in addition, and pressing plate 3 is provided with the sincere flange 311 of pressure of a plurality of arc convex in side central authorities perforation 31 all sides, make can with the hollow part 115 corresponding usefulness that closely cover of aforementioned pedestal 1, and push rod 4 is bodies of rod, wherein be provided with an enlarged portion 41, and push rod 4 is movably set in the push rod and sleeve 43, the enlarged portion 41 that push rod 4 is held in addition also is provided with return spring 42, in the expansion holding part 122 that is resisted against side cover cover 12.

Fig. 3 is the three-dimensional exploded view of segmented gear group structure of the present invention, by its each action diagram of segmented gear group with reference to Fig. 4-Figure 10, segmented gear group 2 is by a push strut 20 as can be known, stopper seat 22, one driving tooth cover 23, one passive tooth cover, 24 and one Returnning spring 25 is formed, the stage casing of this push strut 20 is provided with a ladder edge 201, its two end is arranged with an annular groove 202 and a pushing portion 21, and the central authorities of stopper seat 22 are provided with a recessed perforation that contracts 221, two end portion up and down of perforation 221 are provided with on one putting chamber 222 and putting chamber 223 once, protruding guide block 224 and stop block 225 that this time putting chamber 223 internal faces are provided with at least two groups symmetry and extend vertically, protruding guide block 224 central authorities are provided with a chute 2241, protruding guide block 224 extends the outer end and is provided with the two oblique sliding surfaces 2242 that extend in the same way, 2243, this oblique sliding

surface

2242,2243 section difference then forms a depressed part 2244, but and go up upper shield one sealing cap 26 on the putting chamber 222, these sealing cap 26 central authorities are provided with a perforation 261, and can overlap unification O shape in all sides and encircle, can prevent fully when making sealing cap sleeve 26 be sleeved on putting chamber 222 that current from leaking, driving tooth cover 23, passive tooth cover 24 slightly is an annular, and be provided with engageable convex teeth portion 231 relatively, 241, what driving tooth overlapped that 23 outer periphery are provided with a plurality of intensive symmetries leads projection 232, passive tooth overlap 24 peripheries also be provided with a plurality of dredge lead projection 242, the end of respectively leading projection 242 also is to cooperate convex teeth portion 241 to form the identical state of splaying, and Returnning spring 25 2 ends are provided with pad 251,252; During combination, a ccontaining Returnning spring 27 backs cover thereon with sealing cap 26 in the last putting chamber 222, the perforation 261 that push strut 20 is run through sealing cap 26 extends to following putting chamber 223 central authorities of stopper seat 22 with the perforation 221 of stopper seat 22, simultaneously, the pushing portion 21 of push strut 20 also is pressed on the sealing cap 26, and push strut 20 is supported sincere dorsal part in driving tooth cover 23 with its ladder edge 201, this driving tooth overlaps 23 again, passive tooth cover 24 is with convex teeth portion 231,241 are meshing with each other and are sleeved on push strut 20 all sides, the dorsal part of passive tooth cover 24 then encircles 252 clamping Returnning springs 25 with a pad 251 and a C shape, and with C shape encircle 252 chucks in the annular groove 202 of push strut 20 with in conjunction with above-mentioned driving tooth cover 23, elements such as passive tooth cover 24 and Returnning spring 25.

Be sleeved on the driving tooth cover 23 on the push strut 20, passive tooth is overlapped 24 with convex teeth portion 231, after the 241 relative engagements, overlap the chute 2241 interior slippages that projection 232 stretches into protruding guide block 224 of leading of 23 peripheries with driving tooth, passive tooth is overlapped leading projection 242 and then can stretching into and fasten in stop block 225 sides of 24 peripheries, (projection 242 of leading of passive tooth cover 24 is held in stop block 225 outer sides to its nature at this moment as shown in Figure 4, the convex teeth portion 231 of driving tooth cover 23 is not engagement fully with the convex teeth portion 241 of passive tooth cover 24), when pushing portion 21 pressurizeds (as shown in Figure 5) interlock push strut 20 drives driving tooth cover 23 along putting chamber 223 outside slippages down, passive tooth cover 24 is promoted and outwards slippage (as shown in Figure 5) by driving tooth cover 23 also at this moment, and lead projection 242 when breaking away from stop blocks 225 sides when passive tooth cover 24 slides onto, utilize driving tooth cover 23, the convex teeth portion 231 of passive tooth cover 24,241 mutual guiding, make passive tooth cover 24 produce rotation, and convex teeth portion 241 is able to form with convex teeth portion 231 engagement of complete driving fit, at this moment, lead projection 242 and also be switched to down the position, protruding guide block 224 stage casing (as shown in Figure 6) of putting chamber 223, make when the external force that acts on pushing portion 21 disappears, when this push strut 20 drives returning position by the elastic force of Returnning spring 27, this passive tooth cover 24 was subjected to the elastic force effect of Returnning spring 25 and wanted to return back to original position this moment, but because of the guiding that projection 242 is subjected to oblique sliding surface 2242 of leading of passive tooth cover 24 slides onto depressed part 2244, make passive tooth cover 24 keep stoppers (as shown in Figure 7 in the state of protruding guide block 224 outer ends, this moment, push strut 20 also kept the state that outwards protrudes out), and if pushing portion 21 is subjected to push once more, push strut 20 overlapped for 24 (as shown in Figure 8) via driving tooth cover 23 pushing and pressing passive tooth once more, be subjected to the influence that projection 242 is held in stop block 225 outer sides of leading of passive tooth cover 24 this moment, the convex teeth portion 231 of driving tooth cover 23 returns back to the non-state of engagement fully again with the convex teeth portion 241 of passive tooth cover 24, when sliding onto, passive tooth cover 24 leads projection 242 when breaking away from stop blocks 225 side positions, utilize convex teeth portion 231,241 mutually guidings and passive tooth cover 24 is produced rotate to convex teeth portion 241, the engagement (as shown in Figure 9) of 231 complete driving fits, then when the 21 stressed disappearances of pushing portion, the power of driving tooth cover 23 pushing and pressing passive tooth covers 24 disappear, and lead projection 242 and are subjected to Returnning spring 25 effects and can outwards slide onto the position (as shown in figure 10) that breaks away from protruding guide block 224 and return back to original position along oblique sliding surface 2243.

Figure 11, Figure 12 is that the present invention is in sealing, push out the action schematic representation of water state, by diagram as can be known: the push strut 20 of segmented gear group 2, its end end be with water flow passage 11 in run through hollow part 115 push rod 4 one ends join to, pressing plate 3 is then with guide hole 33, side perforation 32 is sleeved on the guide rod 113 of pedestal 1 respectively, on the horizontal conduit 112, and be the bonding state of slip thereon, when push rod 4 runs through central perforation 31 with an end, and the perforation of each hollow part 115 central authorities and stretch in the water flow passage 11 to form with aforementioned push strut 20 and replace, the end in addition of push rod 4 then is resisted against the side cover that covers through a Returnning spring 42 and overlaps 12 intramedullary expansion holding parts 122; When pressing rod 3 is in the original state of no external force pushing and pressing effect, Returnning spring 42 through enlarged portion 41 ejections of push rod 4 in pressing plate 3, cooperate horizontal conduit 112 to import the hydraulic pressure of current, pressing plate 3 is fitted tightly in pedestal 1 side, by pressing sincere flange 311 closely to resist on hollow part 115, cause the water flow passage 11 of pedestal 1 internal partition 111 2 sides to form obstruct state (as shown in figure 11), water state till this; And when push strut 20 is subjected to force pushing mandril 4 to press sincere Returnning spring 42, current in the water flow passage 11 are respectively via flow inlet 114, horizontal conduit 112 flow to two sides of pressing plate 3, at this moment, because the opening of flow inlet 114 is greater than the internal diameter of horizontal conduit 112, the hydraulic pressure that causes and make flow inlet 114 flow into is a bit larger tham the hydraulic pressure that other side is flowed into by horizontal conduit 112, this moment, pressing plate 3 was pushed away and to the outside slippage of side cover cover 12, make and press sincere flange 311 to break away from hollow part 115, moving the water to flow into mouthfuls 114 is communicated with hollow part 115, with the water flow passage 11 of conducting dividing plate 111 2 sides (as Figure 12, shown in Figure 13), and be the general normal water state that goes out.

Need benly to be, bigger because of originally entering the water flow pressure of pressing plate 3 one sides before pressing plate 3 is opened by the current pushing and pressing slippage of flow inlet 114 by horizontal conduit 112, make pressing plate 3 can closely be covered on the hollow part 115 of water export, formation sealing state; And if the push strut of segmented gear group 2 20 pushing and pressing push rods 4 are done the time spent.Push rod 4 rises and produces a space, then push rod 4 just can form another water-flowing path with the ligament of push rod and sleeve 43, make current thus ligament seepage flow go into water flow passage 11, this water flowing state just can reduce the pressure of current in pressing plate 3 outsides simultaneously, when being convenient to flow inlet 114 water inlets, pressing plate 3 is easy to slippage laterally; Relative, when opening and closing sealing, earlier push strut 20 is pressed once more by after the effect, its length of replying push strut 20 is made zero, the elastic force of the Returnning spring 42 in pressing plate 3 outsides forces push rod 4 inwardly to push at this moment, the intermediate portion of Schilling pressing plate 3 is subjected to the pushing and pressing of Returnning spring 42 and is covered on hollow part 115, at this moment, because of being covered, hollow part 115 stops the current circulation, and pressing plate 3 outer space and 112 conductings of horizontal conduit, so current continue to be replenished by horizontal conduit 112 outer space of pressing plate 3, and the water flow pressure that enters is pressed pressing plate 3 the sincere hollow part 115 all sides that are covered on slowly fully, reach the sealing that utilizes the hydraulic balance principle, the water inlet control structure, and the great advantage of this structure is to avoid fully the moment water-coning phenomena that causes of sealing.

Figure 14, when Figure 15 is the invention process with the exploded view and the combination section thereof of relevant Water outlet structure, can be found out by this two figure: one embodiment of the invention are to be provided with outside thread 14 in water flow passage 11 bottoms of pedestal 1, and a sharp convex extension part 50 is established in Water outlet 5 bottoms, these point convex extension part 50 extension end tip sides are established a side opening 501 and are communicated with water flow passage in the Water outlet 5, pedestal 1 is placed in the Water outlet 5, pushing portion 21 is stretched out by side opening 501, pedestal 1 bottom side can be replaced by the protruding inner plug body 51 of the V-shaped point in a bottom side, inner plug body 51 outsides then can one be connected overcoat 52 with interior ccontaining conduit 521 fits, these interior ccontaining conduit 521 bottoms are provided with the flute profile with the protruding driving fit of inner plug body 51 bottom side V-arrangements points, other has a conduit 53, its stage casing evagination is provided with stopping plate 532, two ends are arranged with internal thread 531, outside thread 533, making this conduit 53 stretch into the perforation 511 of inner plug body 51 and screw togather with the outside thread 14 of pedestal 1 with an end of internal thread 531 is connected, then can be held in and be connected overcoat 52 bottom sides by stopping plate 532, make and be connected overcoat 52, inner plug body 51 is combined with Water outlet 5, conduit 53 in addition end outside thread 533 then can through one be connected cap 55 with internal thread 551 in conjunction with outlet pipe 54.

From the above mentioned as can be known, compared with prior art, flow control apparatus for water of the present invention, it utilizes hydraulic pressure flat Current turnover, the switching of weighing apparatus principle control pressing plate two sides, and this current balance control structure can overcome water Cone phenomenon, its overall structure have simple structure, sealing easily and the effect of rapid operation really.

Claims

1, a kind of flow control apparatus for water is made up of institutes such as pedestal, segmented gear group, pressing plate and push rods; It is characterized in that: wherein pedestal (1) is provided with a water flow passage (11), this water flow passage (11) stage casing is provided with a dividing plate (111), water flow passage (11) one sides are provided with a flow inlet (114) and a horizontal conduit (112), and its opposite side is provided with a guide rod (113) and a perforation, all sides of this perforation are provided with a plurality of hollow part (115), cover with a side cover cover (12) at pedestal (1) side, form a side putting chamber (121) by the interior space of side cover cover (12); Segmented gear group (2) is made up of a push strut (20), stopper seat (22), driving tooth cover (23), passive tooth cover (24) and a Returnning spring (25); Pressing plate (3) is a flat body, and its stage casing is provided with a central perforation (31), and central perforation (31) two sides are arranged with a guide hole (33) and a side perforation (32) in addition; Push rod (4) is provided with an enlarged portion (41), and push rod (4) is sheathed in the push rod and sleeve (43).

2, flow control apparatus for water as claimed in claim 1 is characterized in that: wherein pressing plate (3) is to be sleeved on respectively on the guide rod (113) of pedestal (1), the horizontal conduit (112) with guide hole (33), side perforation (32).

3, flow control apparatus for water as claimed in claim 1 is characterized in that: wherein all sides of central perforation (31) of pressing plate (3) are provided with and press sincere flange (311).

4, flow control apparatus for water as claimed in claim 1 is characterized in that: wherein the side putting chamber of establishing in the side cover cover (12) (121) is equipped with guide rod (113), hollow part (115), flow inlet (114) and horizontal conduit (112).

5, flow control apparatus for water as claimed in claim 1 is characterized in that: wherein side cover cover (12) inner bottom surface is provided with an expansion holding part (122).

6, flow control apparatus for water as claimed in claim 1 is characterized in that: wherein push rod (4) in addition the enlarged portion (41) of end be provided with Returnning spring (42), be resisted against in the expansion holding part (122) of side cover cover (12).

7, flow control apparatus for water as claimed in claim 1, it is characterized in that: wherein the side in addition of pedestal (1) is provided with a depressed part (13), segmented gear group (2) is sheathed in it, and an end of the push strut (20) of segmented gear group (2) stretches in the water flow passage (11) of pedestal (1), and pushes against in an end of push rod (4).

8, flow control apparatus for water as claimed in claim 1 is characterized in that: wherein the end in addition of push strut (20) convexedly stretches in the outer pushing portion (21) that forms of pedestal (1).