CN206398154U - A kind of false pull prevention tap - Google Patents
A kind of false pull prevention tap Download PDFInfo
- Publication number
- CN206398154U CN206398154U CN201621416028.4U CN201621416028U CN206398154U CN 206398154 U CN206398154 U CN 206398154U CN 201621416028 U CN201621416028 U CN 201621416028U CN 206398154 U CN206398154 U CN 206398154U
- Authority
- CN
- China
- Prior art keywords
- outlet pipe
- water out
- out adapter
- annular slot
- projection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Mechanically-Actuated Valves (AREA)
Abstract
The utility model discloses a kind of false pull prevention tap, the phenomenon that outlet pipe is pulled out by mistake is solved, or discharge pressure is excessive outlet pipe is departed from water out adapter.Its drip irrigation device is to include body, body includes the valve seat with water out adapter and the outlet pipe being connected with water out adapter, outlet pipe has the connecting shaft stretched into water out adapter, connecting shaft is provided with external screw thread and the projection above external screw thread, short slot, the annular slot communicated with short slot and the internal thread being placed in below annular slot are disposed with water out adapter from top to bottom, when external screw thread moves to the lower section of internal thread until after disengaging with internal thread, projection is from short slot slips into annular slot.Reach that the purpose for preventing outlet pipe from pulling out or departing from by mistake is realized in the clamping being connected through a screw thread with projection and annular slot, while easy to loading and unloading can Fast Installation.
Description
Technical field
The utility model is related to tap field, in particular, is related to a kind of false pull prevention tap.
Background technology
There is a kind of outlet pipe on the market at present can make the taps of 360 degree of rotations, by by the simple grafting of outlet pipe
On the water out adapter of tap, to ensure the sealing of junction, sealing ring can be typically added in the junction of outlet pipe, but
Outlet pipe is easily caused after addition sealing ring to swing and the phenomenon loosened occur with water out adapter.
Application No. CN201320636984.3 utility model discloses a kind of outlet pipe rotary faucet, including master
Body, core assembly, handle and outlet pipe, the water inlet end of outlet pipe are provided with axle sleeve, in addition to one also includes flexible turn
There is lead on dynamic set, turning set, axle sleeve is inserted from water out adapter upper end, the round turntable on the upper end and axle sleeve of water out adapter
It is slidably matched, water out adapter upper end inwall is rotatably assorted with body portion top, the turning set and annular at position where lead are recessed
Groove is relative, and the inwall of pivot connector and the water out adapter of annular brace platform bottom is rotatably assorted and liquid-tight envelope, annular brace platform and body
The lower end in portion is rotatably assorted, and the lead of turning set is slidably matched with annular guide groove.
Using said structure, turning set need to be only enclosed on the axle sleeve of the water inlet end of outlet pipe, be inserted into out during assembling
The upper end of water pipe, easy to assembly, the inwall of turning set and outlet pipe is rotatably assorted, and contact area is big, can prevent outlet pipe
Swing, but because being fixed by insertion outlet pipe, the phenomenon pulled out by mistake easily occurs, or discharge pressure is excessive makes outlet pipe and water out adapter de-
From.
Utility model content
The purpose of this utility model is to provide a kind of false pull prevention tap, sets simple package assembly to make outlet pipe with going out
Water swivel fixes the problem of preventing from pulling out or departing from by mistake.
Above-mentioned technical purpose of the present utility model technical scheme is that:A kind of false pull prevention fire hose
Head, including body, body include the valve seat with water out adapter and the outlet pipe being connected with water out adapter, and outlet pipe, which has, to be stretched into
Connecting shaft in water out adapter, connecting shaft is provided with external screw thread and the projection above external screw thread, water out adapter from up to
Under be disposed with short slot, the annular slot communicated with short slot and the internal thread being placed in below annular slot;Internal thread tooth bottom
Diameter is less than/is equal to water out adapter inner diameter, and the diameter of annular slot is more than the diameter at internal thread tooth bottom to form step
Face, when external screw thread moves to the lower section of internal thread until after disengaging with internal thread, projection is from short slot slips into annular slot.
By using above-mentioned technical proposal, the connecting shaft of outlet pipe and the water out adapter of valve seat are connected, outer in connecting shaft
The screw-internal thread fit of screw thread and water out adapter is realized and tentatively fixed, when connecting shaft rotates the lower section for making external screw thread move to internal thread
And be mutually disengaged so that outlet pipe is made 360 degree of rotations in valve seat and mutually still connected, and sets projection to be connect in water outlet in connecting shaft
Slided in annular slot in head, projection is contradicted in annular slot, prevents outlet pipe from swinging, so as to lift outlet pipe and valve seat
Sealing, external screw thread is arranged on the lower section of projection, and internal thread is arranged on the lower section of annular slot, prevent screw thread coordinate and projection and
The cooperation of annular slot is clashed, and the problem of projection can not be installed into annular slot occurs.
It is of the present utility model to be further disposed in short slot is vertically set on the top of annular slot and side wall is provided with convex
Muscle.
By using above-mentioned technical proposal, short slot is set to be easy to projection to install in annular slot, and be easy to outlet pipe
Inhibition is played in dismounting, the convenient repairing to valve seat, the slip of the setting of convex tendon to projection, prevents outlet pipe from pulling out by mistake.
It is of the present utility model to be further disposed in bottom and the side wall joining place of annular slot pass through arc transition.
By using above-mentioned technical proposal, the stress concentration of annular slot angle is prevented, and the drift angle of projection is to annular
The angle of neck is damaged, the service life that increase annular slot coordinates with projection.
It is of the present utility model to be further disposed in the outer wall of outlet pipe and water out adapter is respectively provided with prompting projection and short slot
The mark of alignment.
By using above-mentioned technical proposal, mark is set to be easy to need the position of alignment before pointing out user's installation, dismounting.
It is of the present utility model to be further disposed in provided with wearing piece between projection and annular slot.
By using above-mentioned technical proposal, when preventing that projection from sliding in annular groove provided with wearing piece, projection is to annular
The abrasion of groove inner wall, increases service life.
It is of the present utility model to be further disposed in the end face of wearing piece is arc of the circular arc using connecting shaft axis as the center of circle
Face.
By using above-mentioned technical proposal, when making the projection drive the wearing piece to be slided in annular slot and annular slot shape
Shape is more matched, and is reduced gap when wearing piece coordinates with annular slot, is prevented from projection from swinging in annular slot to cause
Water pipe is swung.
It is of the present utility model to be further disposed in connecting shaft is provided with least two annular grooves, annular groove and is all provided with
There are O-ring seals.
By using above-mentioned technical proposal, the sealing when setting increase outlet pipe of O-ring seals is connected with valve seat is prevented
Leak-stopping water.
To sum up, the utility model has the advantages that:
1st, the setting of the setting of O-ring seals, the setting of external screw thread internal thread, projection and annular slot, playing prevents
Outlet pipe pulls out or even occurs being impacted the phenomenon departed from valve seat by hydraulic pressure by mistake, while increasing the sealing that outlet pipe is connected with valve seat
Property, prevent leak;
When the 2nd, coordinating, the lower section idle running that external screw thread is located at internal thread is slided with projection in annular slot so that outlet pipe
Realize the purpose for making 360 degree of rotations in valve seat;
3rd, the bottom of annular slot and side wall joining place are wear-resisting by being provided between arc transition, projection and annular slot
Part, when can prevent that projection from sliding in annular slot, abrasion of the projection to annular slot.
Brief description of the drawings
Fig. 1 is a kind of exploded view of Fast Installation formula bucket;
Fig. 2 is the sectional view of connecting shaft and water out adapter;
Fig. 3 is sectional view when connecting shaft coordinates with water out adapter.
In figure, 1- bodies;2 valve seats;21- water supply connectors;22- water out adapters;221- internal threads;222- annular slots;
2221- circular arcs;2222- step surfaces;223- short slots;2231- convex tendons;23- is marked;3- switch handles;4- outlet pipes;41- connections
Axle;411- annular grooves;412- external screw threads;413- projections;42- is marked;43- water inlet ends;5-O type sealing rings;6- wearing pieces;7-
Faucet.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
Embodiment:As shown in figure 1, a kind of false pull prevention tap, including body 1, body 1 includes valve seat 2, switch handle 3
With outlet pipe 4.Core assembly is provided with valve seat 2, the keying of core assembly is controlled by switch handle 3, valve seat 2 connects with water inlet
First 21 and water out adapter 22, and water supply connector 21 and water out adapter 22 be arranged in a mutually vertical manner, outlet pipe 4 and the phase of water out adapter 22
Even.The water side of outlet pipe 4 and faucet 7 are connected through a screw thread fixation, and between prevent leak provided with O-ring seal 5.Water outlet
The water inlet end 43 of pipe 4 has the smaller connecting shaft 41 of diameter, and makes outlet pipe 4 and valve seat in water out adapter 22 built in connecting shaft 41
2 are connected.
Shown in reference picture 1, Fig. 2 and Fig. 3, the bottom of connecting shaft 41 is provided with two annular grooves 411, and annular groove 411 is equal
Built-in O-ring seal 5, the sealing between increase outlet pipe 4 and valve seat 2, prevents leak.In the annular groove of connecting shaft 41
External screw thread 412 of 411 tops provided with five to ten circles, needs at least circle of rotation five to depart from screw thread cooperation during dismounting outlet pipe 4,
Prevent unexpected rotation from outlet pipe 4 is departed from water out adapter 22.External screw thread 412 selects trapezoidal thread, prevents the tooth of external screw thread 412
The interior wall friction of type and water out adapter 22.Two projections 413, and two are provided with connecting shaft 41 in the top positioned at external screw thread 412
Individual projection 413 is symmetricly set on the both sides of connecting shaft 41.The outer surface of projection 413 and end face are enclosed with wearing piece 6, wearing piece
6 are made from the high-abrasive material such as PA, POM, and the end face of wearing piece 6 is cambered surface, and cambered surface circular arc using the axis of connecting shaft 41 as
The center of circle, prevents projection 413 rotates in water out adapter 22 from causing abrasion to the inwall of water out adapter 22.
The internal thread 221 coordinated with external screw thread 412, the tooth bottom of internal thread 221 and water out adapter are provided with water out adapter 22
After 22 inwall is flushed, and external screw thread 412 and internal thread 221 coordinate, external screw thread 412 rotate to the lower section of internal thread 221 and with
Internal thread 221 departs from so that outlet pipe 4 can make in the water out adapter 22 360 degree of rotary motions without departing from.In water out adapter 22
The top of internal thread 221 be provided with annular slot 222, the diameter of annular slot 222 is more than the diameter formation platform at the tooth bottom of internal thread 221
Terrace 2222, the confession clamping of two projection 413 of annular slot 222, and projection 413 are placed on step surface 2222 can be in annular slot 222
Rotary motion of the middle work using the axis of connecting shaft 41 as the center of circle.Joining place between the bottom of annular slot 222 and side wall passes through circle
The transition of arc 2221, prevents the stress concentration of the angle of annular slot 222, and the drift angle of projection 413 is made to the angle of annular slot 222
Into destruction.Water out adapter 22 is additionally provided with two short slots 223 slipped into for projection 413 in annular slot 222, and short slot 223 is axially set
The end face that upper end extends to water out adapter 22 is put, lower end extends to the upper side wall of annular slot 222 so that short slot 223 and annular snap
Groove 222 is communicated.The two side of short slot 223 is provided with convex tendon 2231, has slided certain inhibition to projection 413, has prevented out
Water pipe 4 is pulled out by mistake.
Shown in reference picture 1, the outer wall of outlet pipe 4 and positioned at the top of connecting shaft 41 be provided with any projection 413 axially at
In collinear mark 42, the outer wall of water out adapter 22 is provided with the mark 23 corresponding with any short slot 223, for pointing out to make
User installs, dismounting.
When needing outlet pipe 4 being arranged on valve seat 2, connecting shaft 41 is stretched into water out adapter 22 until external screw thread
412 contact with internal thread 221, are rotated down outlet pipe 4 until external screw thread 412 departs from internal thread 221, now external screw thread 412
Positioned at the lower section of internal thread 221, by the alignment mark 23 of mark 42, pressing down on outlet pipe 4 makes projection 413 be slided by short slot 223
Enter in annular slot 222, install rear outlet pipe 4 and fixed with valve seat 2, and outlet pipe 4 can make 360 degree of rotary motions, open
Tap can be used in switch handle 3.
When outlet pipe 4 needs dismounting, by the alignment mark 23 of mark 42, outlet pipe 4 is pulled up, then rotate and make external screw thread
412 tops for moving to internal thread depart from.
This specific embodiment is only to explain of the present utility model, and it is not to limitation of the present utility model, ability
Field technique personnel can make the modification without creative contribution to the present embodiment as needed after this specification is read, but
As long as all being protected in right of the present utility model by Patent Law.
Claims (7)
1. a kind of false pull prevention tap, including body(1), the body(1)Including with water out adapter(22)Valve seat(2)With
With water out adapter(22)Connected outlet pipe(4), the outlet pipe(4)With stretching into water out adapter(22)Interior connecting shaft
(41), it is characterised in that:The connecting shaft(41)It is provided with external screw thread(412)With positioned at external screw thread(412)The projection of top
(413), the water out adapter(22)Short slot is inside disposed with from top to bottom(223)With short slot(223)The annular slot communicated
(222)And it is placed in annular slot(222)The internal thread of lower section(221);The internal thread(221)Root diameter be less than/is equal to
Water out adapter(22)Inner diameter, the annular slot(222)Diameter be more than internal thread(221)The diameter at tooth bottom is so as to form
Step surface(2222), when the external screw thread(412)Move to internal thread(221)Lower section until and internal thread(221)After disengaging,
The projection(413)From short slot(223)Slip into annular slot(222)In.
2. a kind of false pull prevention tap according to claim 1, it is characterised in that:The short slot(223)It is vertically set on
Annular slot(222)Top and side wall be provided with convex tendon(2231).
3. a kind of false pull prevention tap according to claim 2, it is characterised in that:The annular slot(222)Bottom
Pass through circular arc with side wall joining place(2221)Transition.
4. a kind of false pull prevention tap according to claim 3, it is characterised in that:The outlet pipe(4)With water out adapter
(22)Outer wall be respectively provided with prompting projection(413)With short slot(223)The mark of alignment(42、23).
5. a kind of false pull prevention tap according to claim 4, it is characterised in that:Projection(413)With annular slot(222)
Between be provided with wearing piece(6).
6. a kind of false pull prevention tap according to claim 5, it is characterised in that:The wearing piece(6)End face for circle
Arc is with connecting shaft(41)Axis is the cambered surface in the center of circle.
7. a kind of false pull prevention tap according to claim 1, it is characterised in that:The connecting shaft(41)Provided with least two
Bar annular groove(411), the annular groove(411)Inside it is equipped with O-ring seals(5).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621416028.4U CN206398154U (en) | 2016-12-22 | 2016-12-22 | A kind of false pull prevention tap |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621416028.4U CN206398154U (en) | 2016-12-22 | 2016-12-22 | A kind of false pull prevention tap |
Publications (1)
Publication Number | Publication Date |
---|---|
CN206398154U true CN206398154U (en) | 2017-08-11 |
Family
ID=59510779
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201621416028.4U Expired - Fee Related CN206398154U (en) | 2016-12-22 | 2016-12-22 | A kind of false pull prevention tap |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN206398154U (en) |
-
2016
- 2016-12-22 CN CN201621416028.4U patent/CN206398154U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170811 Termination date: 20171222 |