Tap expansion joint
Technical field
The invention belongs to B05B1/16 fields, more particularly to a kind of tap expansion joint.
Background technology
Tap in life typically only serves the effect for discharging water, in order that the water for obtaining tap releasing has gondola water faucet work(
Can, a tap expansion joint is set with typically on tap.Existing tap expansion joint generally includes gondola water faucet and use
In the connecting tube being connected on tap, gondola water faucet is connected with connecting tube.Water in tap is by after gondola water faucet, current are by cylinder
It is changed into gondola water faucet shape, is effectively increased the scope of cleaning.
But, in actual mechanical process, due to being frequently necessary to be changed in different current types.So as to be frequently necessary to
Tap expansion joint is dismantled and installed.On the one hand for, long-term dismounting and the behaviour of tap expansion joint is installed
Make comparisons trouble;On the other hand, tap expansion joint is close with the contact position of tap after repeatedly operating repeatedly
Feng Xinghui is deteriorated, easy leak.
Therefore, it is badly in need of a kind of easy to operate tap expansion joint, both different current types can be changed,
The sealing between tap expansion joint and tap can't be influenceed.
The content of the invention
Connect without the tap extension that dismounting can be changed to current type it is an object of the invention to provide a kind of
Head.
In order to achieve the above object, base case of the invention is:Tap expansion joint, gondola water faucet body and for connecting
Connecting tube on to tap, the gondola water faucet body is surrounded by housing and water outlet plate, and the water outlet plate is provided with gondola water faucet hole, described
Gondola water faucet body is connected with connecting tube, and the water outlet plate is provided with delivery port, the delivery port be located at the outlet of connecting tube just under
Side, also including the adjustment unit for opening and closing delivery port.
The principle of this base case is:First connecting tube is arranged on tap, when the current of gondola water faucet shape are needed, is made
Adjustment unit closes delivery port, then now current flow out from gondola water faucet hole, forms the current of gondola water faucet type.When needs cylinder
During current, adjustment unit is set to open delivery port, then now current flow out from delivery port, form common cylindrical current.
The beneficial effect of this base case is:Delivery port is arranged on this programme the underface of the outlet of connecting tube, then
When current flow out from connecting tube, most current will not flow out from gondola water faucet hole, but be flowed directly out from delivery port,
And then farthest ensure that current be shaped as cylinder.Compared with traditional tap expansion joint, this programme passes through
Set adjustment unit to open and close delivery port, easily can be changed both different current types, without repeatedly
Dismounting tap expansion joint, and then ensure that the sealing between tap expansion joint and tap.
Scheme two:Scheme is preferred based on this, and the adjustment unit includes the water fender for closing delivery port, described
Water fender is hinged on water outlet.Water fender is rotated, water fender is covered on delivery port, you can to close delivery port.Reversely turn
Dynamic baffle plate, you can open delivery port.
Scheme three:This is preferred for scheme two, and the water fender is provided with weight away from one end of articulated slab.On the one hand,
When water fender is covered on delivery port, water fender is susceptible to bounce in the case of the impulsive force by current.Weight
Set so that the center of gravity of water fender is away from pin joint, while the weight of water fender is also add, so as to reduce water fender bounce
Problem;On the other hand, due to water fender lighter in weight, water fender is readily adsorbed on delivery port, is compared when rotating water fender
It is difficult.And after weight is increased, be also more prone to when water fender is rotated.
Scheme four:Scheme is preferred based on this, and the adjustment unit includes connecting rope and for closing the close of delivery port
Blocking, the connecting rope is connected on ball sealer.Principle with scheme three is similar, will go out by ball sealer is blocked in into delivery port
The mouth of a river is closed, and opens delivery port by removing ball sealer.This programme closes delivery port, structure letter by way of ball sealer
It is single, good airproof performance.Ball sealer be may be provided in gondola water faucet body, also be arranged on outside gondola water faucet, and ball sealer is fixed by connecting rope,
And cause the clogging delivery port of ball sealer.
Scheme five:This is preferred for scheme four, and the ball sealer is located in housing, and the connecting rope passes through delivery port, and
Part connecting rope is located at outside housing.Ball sealer is located in housing, not easy to lose.Connecting rope is located at outside housing through delivery port, to
Outer drawing connecting rope, you can easily ball sealer is blocked on delivery port.
Scheme six:Scheme is preferred based on this, and the adjustment unit includes rotating shaft and the block for closing delivery port,
The axis of rotation is connected on housing, and the block is fixed in rotating shaft.This programme adjusts block by rotating shaft
Position, so that closing and the opening of water inlet are adjusted, it is simple to operate.
Scheme seven:This is preferred for scheme six, and the block is in cone.Relative to cylindrical or square block,
When block blocks delivery port, current are flowed to when on the block of taper, and the smoother transition of meeting, the resistance being subject to can compare
It is small, so that it is guaranteed that current have sufficiently large speed when being flowed out from gondola water faucet hole.
Scheme eight:This is preferred for scheme six, and also including filter screen, the filter screen is arranged in gondola water faucet body.Filter screen is to water
In impurity filtered.
Scheme nine:This is preferred for scheme eight, and also including elastic component and push rod, the elastic component is connected to filter screen and housing
Between, the push rod is fixed on filter screen, and push rod is correspondingly arranged with gondola water faucet hole, the hole of the bar footpath less than gondola water faucet hole of the push rod
Footpath.When block blocks delivery port, current overcome the elastic force of elastic component to the impulsive force of filter plate, promote push rod to move down.Push rod is inserted
Enter to cause in gondola water faucet hole that the diameter in gondola water faucet hole is reduced, and in the case where flow is constant, then increased the speed of current in gondola water faucet hole
Degree.
Scheme ten:Scheme is preferred to any one of scheme nine scheme based on this, and the connecting tube is gooseneck.Gooseneck
Pipe has excellent resistance to circumnutating property and fatigue durability, can according to actual needs adjust the position of connecting tube, easy to operate.
Brief description of the drawings
Fig. 1 is the structural representation of tap expansion joint embodiment 1 of the present invention.
Fig. 2 is the sectional view of tap expansion joint embodiment 1 of the present invention.
Fig. 3 is the schematic diagram of water outlet when delivery port is closed in tap expansion joint embodiment 1 of the present invention.
Fig. 4 is the structural representation of tap expansion joint embodiment 2 of the present invention.
Fig. 5 is the signal figure structure schematic representation of water outlet in Fig. 4.
Fig. 6 is the signal figure structure schematic representation of water outlet in Fig. 4.
Fig. 7 is the structural representation of tap expansion joint embodiment 3 of the present invention.
Fig. 8 is the structural representation of tap expansion joint embodiment 4 of the present invention.
Fig. 9 is the structural representation of water outlet when hydraulic pressure is larger in tap expansion joint embodiment 4 of the present invention.
Specific embodiment
Below by specific embodiment, the present invention is further detailed explanation:
Reference in Figure of description includes:Housing 10, water outlet plate 20, delivery port 201, gondola water faucet hole 203, connecting tube 30,
Handle 40, rotating shaft 50, block 60, ball sealer 70, connecting rope 80, water fender 90, weight 901, elastic component 91, filter plate 92, top
Bar 93.
Embodiment 1
As shown in Figure 1, Figure 2 and Figure 3, tap expansion joint, including connecting tube 30 and gondola water faucet body.Connecting tube 30 uses gooseneck
Pipe.Gooseneck has excellent resistance to circumnutating property and fatigue durability, can according to actual needs adjust the position of connecting tube 30.Gondola water faucet sheet
Body is surrounded by housing 10 and water outlet plate 20, is threadedly coupled between housing 10 and water outlet plate 20.In addition, housing 10 and water outlet plate
Can also be linked together using being integrally formed or the mode such as welding between 20.The center of water outlet plate 20 is provided with delivery port 201,
Remaining position is uniformly provided with gondola water faucet hole 203.Connecting tube 30 and gondola water faucet body communicate with each other, and the outlet of connecting tube 30 is located at out
The surface at the mouth of a river 201, meanwhile, the bore of the caliber slightly larger than delivery port 201 of the outlet of connecting tube 30, when current from connecting tube
When being flowed out in 30, most current will not flow out from gondola water faucet hole 203, but be flowed directly out from delivery port 201, and then most
Big degree ensure that current be shaped as cylinder.
The middle and lower part position of housing 10 is provided with rotating shaft 50, and rotating shaft is bent axle, and rotating shaft 50 is rotatably arranged on housing 10.Rotating shaft
Seal washer is also equipped between 50 and housing 10, it is ensured that the sealing of housing 10.The bending of the middle part of rotating shaft 50, i.e. rotating shaft 50
Be welded with block 60 at position, block 60 in cone, and circular cone diameter of the basal diameter slightly larger than delivery port 201.Rotating shaft
50 right-hand member is also equipped with handle, can facilitate rotating shaft 50.
In specific operation process, first connecting tube 30 is arranged on tap.When the current of cylinder are needed, such as Fig. 2
It is shown, rotate handle, drive rotating shaft 50 to rotate so that block 60 is located at the side of delivery port 201, then now current from delivery port
Flowed out in 201, form common cylindrical current.When the current of gondola water faucet shape are needed, as shown in figure 3, handle is rotated backward, band
Dynamic rotating shaft 50 is rotated so that block 60 is located at the surface of delivery port 201, then now current flow out from gondola water faucet hole 203, is formed
The current of gondola water faucet type.Block 60 is in cone.
Relative to cylindrical or square block 60, when block 60 blocks delivery port 201, current flow to the gear of taper
When on block 60, the smoother transition of meeting, the resistance being subject to can be smaller, so that it is guaranteed that when current flow out from gondola water faucet hole 203
There is sufficiently large speed.Compared with traditional tap expansion joint, this programme is opened and closed by setting adjustment unit
Delivery port 201, easily can be changed both different current types, without dismounting tap expansion joint repeatedly,
And then ensure that the sealing between tap expansion joint and tap.
Embodiment 2
The present embodiment is with the difference of embodiment 1:This programme is with ball sealer 70 and connecting rope 80 come instead of the He of rotating shaft 50
The structures such as block 60.As shown in Figure 4, Figure 5 and Figure 6, ball sealer 70 is placed in gondola water faucet body, three points of the sphere diameter of ball sealer 70
Two bores for being equal to delivery port 201, connecting rope 80 is connected on ball sealer 70.If the sphere diameter of ball sealer 70 is less than delivery port
201 bore, then do not have the effect of sealing;If the sphere diameter of ball sealer 70 is excessive, ball sealer 70 on delivery port 201 again
Will not be too stable, once current are excessive, then easily ball sealer 70 is washed away.Therefore, the three of the sphere diameter of ball sealer 70/second-class
When the bore of delivery port 201, the most properly.
In specific operation process, when the current of gondola water faucet shape are needed, hold connecting rope 80 and pull outward so that ball sealer 70
Positioned at the surface of delivery port 201.Then it is the bolt of connecting rope 80 is tight on the housing 10.When the current of cylinder are needed,
Connecting rope 80 is untied, ball sealer 70 is opened with finger top.
In addition to above-mentioned implementation method, ball sealer 70 can also be arranged on the outside of gondola water faucet body.When needing gondola water faucet
During the current of shape, at least two connecting ropes 80 are now needed, ball sealer 70 is blocked in the bottom of delivery port 201, then will
Connecting rope 80 is enclosed within connecting tube 30.
Embodiment 3
The present embodiment is with the difference of embodiment 2:This programme replaces ball sealer 70 and connecting rope 80 with water fender 90.Will
The left end of water fender 90 is hinged on delivery port 201 by hinge, and in right-hand member one piece of weight 901 of welding of water fender 90.
In specific operation process, when the current of gondola water faucet shape are needed, to upper right side whipping, shutter at delivery port 201,
Delivery port 201 is closed.When the current of cylinder are needed, baffle plate is opened with finger top.On the one hand, when water fender 90 is covered
When on delivery port 201, water fender 90 is susceptible to bounce in the case of the impulsive force by current.Weight 901 sets
Put so that the center of gravity of water fender 90 is away from pin joint, while the weight of water fender 90 is also add, so as to reduce water fender 90
The problem of bounce;On the other hand, due to the lighter in weight of water fender 90, water fender 90 is readily adsorbed on delivery port 201, rotates gear
It is relatively difficult during water plate 90.And after weight 901 is increased, be also more prone to when water fender 90 is rotated.
Alternatively, it is also possible to weight 901 and water fender 90 is stitched together.As long as ensuring the close of the right-hand member of water fender 90
Degree integrally moves to right the center of gravity of water fender 90 more than the density of left end.
Embodiment 4
Any one of the present embodiment and embodiment 1-3 embodiment difference is:Herein, only it is situated between for contrast with embodiment 3
Continue.As shown in Figure 8, Figure 9, in this programme, filter plate 92, elastic component 91 and push rod 93 are additionally provided with.The maximum gauge of push rod 93 is less than
The diameter in gondola water faucet hole 203, push rod 93 is multi-diameter shaft of the top less than bottom, and the upper end of push rod 93 is welded on filter plate 92, lower end
Hole just is spilt to rain.Elastic component 91 is stainless steel extension spring, is connected between filter plate 92 and housing 10.
When block 60 blocks delivery port 201, current overcome the elastic force of elastic component 91 to the impulsive force of filter plate 92, promote top
Bar 93 is moved down.Cause that the diameter in gondola water faucet hole 203 is reduced in the insertion gondola water faucet of push rod 93 hole 203, and in the case where flow is constant, then
Increased the speed of current in gondola water faucet hole 203.
If hydraulic pressure is especially big, current spill the speed flowed out in hole from rain can be especially fast, is had when thing is washed and compared
Strong tingling sensation.And in this programme, when hydraulic pressure is especially big, then current are bigger to the impulsive force of filter plate 92 so that under push rod 93
The distance of shifting is bigger.Now, the larger one end of push rod 93 spills the outside in hole positioned at rain, and the less one end of push rod 93 is spilt positioned at rain
The inside in hole.Accordingly, with respect to hydraulic pressure it is general when, to a certain extent, the aperture that rain spills hole becomes big.And in the constant feelings of flow
Under condition, then the speed of current in gondola water faucet hole 203 is reduced, and then reduce the tingling sensation of current.
Above-described is only embodiments of the invention, and the general knowledge such as known concrete structure and characteristic is not made herein in scheme
Excessive description.It should be pointed out that for a person skilled in the art, on the premise of structure of the present invention is not departed from, can be with
Some deformations and improvement are made, these should also be considered as protection scope of the present invention, these are implemented all without the influence present invention
Effect and practical applicability.This application claims protection domain should be defined by the content of its claim, in specification
Specific embodiment etc. records the content that can be used for explaining claim.