CN109404586A - A kind of tap with airtight and fluid tight screw thread based on ergonomics improvement - Google Patents
A kind of tap with airtight and fluid tight screw thread based on ergonomics improvement Download PDFInfo
- Publication number
- CN109404586A CN109404586A CN201811651382.9A CN201811651382A CN109404586A CN 109404586 A CN109404586 A CN 109404586A CN 201811651382 A CN201811651382 A CN 201811651382A CN 109404586 A CN109404586 A CN 109404586A
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- China
- Prior art keywords
- sections
- screw thread
- pitch
- thread
- faucet body
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L15/00—Screw-threaded joints; Forms of screw-threads for such joints
- F16L15/001—Screw-threaded joints; Forms of screw-threads for such joints with conical threads
- F16L15/003—Screw-threaded joints; Forms of screw-threads for such joints with conical threads with sealing rings
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Domestic Plumbing Installations (AREA)
Abstract
The invention discloses a kind of taps with airtight and fluid tight screw thread based on ergonomics improvement, including seal washer, faucet body and the water inlet end connecting tube being linked together with faucet body, the water inlet end connecting tube is equipped with external screw thread, the seal washer is socketed on the external screw thread of water inlet end connecting tube to be abutted against with faucet body, unlike the prior art, the external screw thread is divided into A, two sections of B, wherein A sections is close to one section of faucet body, B sections are one section far from faucet body, B sections of thread pitch is adapted with the internal screw thread screw pitch of the water pipe head of mating, its screw pitch of A sections of screw thread is slightly less than B sections of thread pitch.A sections of thread pitch is the 90%-95% of B sections of thread pitch.A sections of length is 5-10mm.From A, B sections of junctions to the direction of faucet body, A sections of thread pitch is gradually decreased as the 90%-97% of B sections of thread pitch.This tap is airtight and fluid tight preferable, and service life is longer.
Description
Technical field
The present invention relates to tap, specifically a kind of water with airtight and fluid tight screw thread based on ergonomics improvement
Faucet.
Background technique
Two tube-like pieces are connected through a screw thread, because pipeline effect is usually to pass through gas and liquid, for air tight leakage
Water, i.e. holding high-air-tightness and fluid tight, general using rubber gasket is placed at screw connection, being threadedly engaged can not
With enough air-tightness and fluid tight, it otherwise can not connect, because there is the presence of tolerance, only be screwed in two pipe fittings
Compression seal washer afterwards just forms obturation effect between seal washer and screw thread, however as the aging elasticity of seal washer
Decline, which will appear, is threadedly engaged absent-mindedness, leads to leak leakage problem, there is also leakages even some product seal washers are unaged
The substandard products phenomenon of water gas leakage.
Summary of the invention
The purpose of the present invention is be directed to above situation, provide it is a kind of based on ergonomics improvement with airtight and fluid tight
The tap of screw thread, this tap is airtight and fluid tight preferable, and service life is longer.
Realizing the technical solution of the object of the invention is:
A kind of tap with airtight and fluid tight screw thread based on ergonomics improvement, including seal washer, tap sheet
Body and the water inlet end connecting tube being linked together with faucet body, the water inlet end connecting tube are equipped with external screw thread, the gasket
Circle is socketed on the external screw thread of water inlet end connecting tube to be abutted against with faucet body, unlike the prior art, the external screw thread
It is divided into two sections of A, B, wherein A sections is close to one section of faucet body, B section one sections for separate faucet body, B sections of screw thread
Screw pitch is adapted with the internal screw thread screw pitch of the water pipe head of mating, its screw pitch of A sections of screw thread is slightly less than B sections of thread pitch.
Preferably, A sections of length is 5-10mm.
Further, A sections of thread pitch is the 90%-97% of B sections of thread pitch.
Further, from A, B sections of junctions to the direction of faucet body, A sections of thread pitch is gradually decreased as B sections of spiral shells
The 90%-97% of line screw pitch.
The water inlet end connecting tube external screw thread of existing tap is equidistant screw pitch, can normally with the water pipe head spiral shell that is adapted to
It connects, screws in the internal screw thread of water pipe, tap water inlet end connecting tube external screw thread of the invention, due to A sections of B sections of thread pitch ratios
Constant worm pich screw pitch is smaller, so water pipe was threaded into for B sections before this when being spirally connected with water pipe head, after reaching A sections of screw threads, by
It is slightly less than B sections of thread pitch in A sections of thread pitch, then the equidistant internal screw thread of the side and water pipe head of A sections of screw threads is another
Side generates pressure, continues to screw in, and similarly generates in B sections of externally threaded sides and the other side of the equidistant internal screw thread of water pipe head
Pressure, the pressure direction of A sections of screw threads generation is with the pressure direction of B sections of screw threads generation on the contrary, namely water pipe internal screw thread is to the fire hose
Externally threaded B sections normal constant worm pich and A sections of fine thread parts generate reversal interlocking relays, so that bidirectional locking effect is produced,
Existing tap and water pipe head generally use engineering plastics, and certain deformation can be generated at internal and external threads cooperation, to make double
More preferably to locking effect, the suitable length of A sections of fine threads is designed in addition, makes to be threadedly engaged and is compressed just centainly after bidirectional locking
The seal washer of degree, such triple seal solve the problems, such as gas leakage leakage, also solve rubber gasket aging bring
It is threadedly engaged absent-mindedness problem.
This tap is airtight and fluid tight preferable, and service life is longer.
Detailed description of the invention
Fig. 1 is that band of the embodiment of the present invention is airtight and the structural schematic diagram of the tap of fluid tight screw thread；
Fig. 2 is the schematic diagram of tap shown in FIG. 1 and water pipe head screw-internal thread fit；
Fig. 3 is the enlarged drawing in the portion C in Fig. 2.
In figure, 2-1-2.B sections of screw thread of 2-1-1.A sections of 2-1. external screw thread of 1. faucet body, 2. water inlet end connecting tube
3. seal washer of screw thread, 4. water pipe head.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment:
As shown in Figure 1, a kind of tap with airtight and fluid tight screw thread based on ergonomics improvement, including seal washer
3, faucet body 1 and the water inlet end connecting tube 2 being linked together with faucet body 1, the water inlet end connecting tube 2 are equipped with outer spiral shell
Line 2-1, the seal washer 3 is socketed on the external screw thread 2-1 of water inlet end connecting tube 2 to be abutted against with faucet body 1, with existing skill
Unlike art, it is two sections of A, B that the external screw thread 2-1, which be divided to, wherein A section one sections for close faucet body 1, and B sections are separate
One section of faucet body 1, B sections of screw thread 2-1-2 screw pitch are adapted with the internal screw thread screw pitch of the water pipe head of mating, A sections
Its screw pitch of screw thread 2-1-1 is slightly less than B sections of screw thread 2-1-2 screw pitch.
Preferably, A sections of screw thread 2-1-1 length is 5-10mm, this example 8mm.
Further, the 90%-97% for the screw thread 2-1-2 screw pitch that A sections of screw thread 2-1-1 screw pitch is B sections, the spiral shell that A sections of this example
The 95% of the screw thread 2-1-2 screw pitch that line 2-1-1 screw pitch is B sections, such as common tap M24 external screw thread, screw pitch 3.00mm, then
From A, B sections of junctions to faucet body 1, A sections of screw thread 2-1-1 screw pitch becomes 2.85mm from 3.00mm.
Further, from A, B sections of junctions to the direction of faucet body 1, A sections of screw thread 2-1-1 screw pitch is gradually reduced
For the 90%-97% of B sections of screw thread 2-1-2 screw pitch, in this example, from A, B sections of junctions to the direction of faucet body 1, A sections of spiral shell
Line 2-1-1 screw pitch is from the 95% of the thread pitch for gradually decreasing to only B sections identical as B section, such as the outer spiral shell of common tap M24
Line, screw pitch 3.00mm, then from A, B sections of junctions to faucet body 1, A sections of screw thread 2-1-1 screw pitch gradually subtracts from 3.00mm
It is small to arrive 2.85mm.
As shown in Fig. 2 Fig. 3, the water inlet end connecting tube external screw thread of existing tap is equidistant screw pitch, can normally be adapted to
Water pipe head 4 be spirally connected, screw in the internal screw thread of water pipe, tap water inlet end connecting tube external screw thread 2-1 of the invention, due to A sections
B sections of ratio of screw thread 2-1-1 screw pitch of constant worm pich screw pitch it is smaller, so when being spirally connected with water pipe head 4, B sections of screw thread before this
2-1-2 screws in water pipe, after reaching A sections of screw thread 2-1-1, since A sections of thread pitch are slightly less than B sections of thread pitch, then and A sections
Screw thread 2-1-1 side and water pipe head 4 equidistant internal screw thread the other side generate pressure, continue to screw in, similarly at B sections
Screw thread 2-1-2 side and the equidistant internal screw thread of water pipe head 4 the other side generate pressure, A section screw thread 2-1-1 generation pressure
The pressure direction of power direction and B section of screw thread 2-1-2 generation on the contrary, namely 4 internal screw thread of water pipe head to tap external screw thread
The normal constant worm pich of the B section of 2-1 and A sections of fine thread parts generate reversal interlocking relay, so that bidirectional locking effect is produced, existing water
Faucet and water pipe head generally use engineering plastics, certain deformation can be generated at internal and external threads cooperation, to make bidirectional locking
Better effect in addition designs the suitable length of A sections of fine threads, make to be threadedly engaged compressed just after bidirectional locking it is a degree of
Seal washer 3, such triple seal solve the problems, such as gas leakage leakage, also solve rubber gasket aging bring screw thread and match
Close absent-mindedness problem.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (4)
1. a kind of tap with airtight and fluid tight screw thread based on ergonomics improvement, including seal washer, tap
Ontology and the water inlet end connecting tube being linked together with faucet body, the water inlet end connecting tube are equipped with external screw thread, the sealing
Washer is socketed on the external screw thread of water inlet end connecting tube to be abutted against with faucet body, which is characterized in that the external screw thread is divided into A, B
Two sections, wherein A sections is close to one section of faucet body, and B section are one section far from faucet body, B sections of thread pitch and
The internal screw thread screw pitch of the water pipe head of mating is adapted, its screw pitch of A sections of screw thread is slightly less than B sections of thread pitch.
2. the tap with airtight and fluid tight screw thread according to claim 1 based on ergonomics improvement, special
Sign is that A sections of length is 5-10mm.
3. the tap with airtight and fluid tight screw thread according to claim 1 based on ergonomics improvement, special
Sign is that A sections of thread pitch is the 90%-97% of B sections of thread pitch.
4. the tap with airtight and fluid tight screw thread according to claim 1 based on ergonomics improvement, special
Sign is that from A, B sections of junctions to the direction of faucet body, A sections of thread pitch is gradually decreased as B sections of thread pitch
90%-97%。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811651382.9A CN109404586A (en) | 2018-12-31 | 2018-12-31 | A kind of tap with airtight and fluid tight screw thread based on ergonomics improvement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811651382.9A CN109404586A (en) | 2018-12-31 | 2018-12-31 | A kind of tap with airtight and fluid tight screw thread based on ergonomics improvement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109404586A true CN109404586A (en) | 2019-03-01 |
Family
ID=65461723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811651382.9A Pending CN109404586A (en) | 2018-12-31 | 2018-12-31 | A kind of tap with airtight and fluid tight screw thread based on ergonomics improvement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109404586A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110265904A1 (en) * | 2010-05-03 | 2011-11-03 | Drilltec Patents & Technologies Corporation | Pipe Thread Protector |
| CN202125258U (en) * | 2011-06-21 | 2012-01-25 | 杨林 | Oil sleeve connector with high sealing performance and thread-gluing resistance |
| CN103672224A (en) * | 2012-09-26 | 2014-03-26 | 珠海格力电器股份有限公司 | Pipeline connection assembly and air conditioner with same |
| US20170218603A1 (en) * | 2014-06-09 | 2017-08-03 | Jianhua Xu | Easy-to-install tap structure |
| CN107075926A (en) * | 2014-10-24 | 2017-08-18 | 瓦卢瑞克石油天然气法国有限公司 | The Splice protector of tubular articles |
| US20180363813A1 (en) * | 2015-12-15 | 2018-12-20 | Nippon Steel & Sumitomo Metal Corporation | Threaded Joint for Steel Pipe |
| CN209180446U (en) * | 2018-12-31 | 2019-07-30 | 桂林电子科技大学 | A kind of tap with airtight and fluid tight screw thread based on ergonomics improvement |
-
2018
- 2018-12-31 CN CN201811651382.9A patent/CN109404586A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110265904A1 (en) * | 2010-05-03 | 2011-11-03 | Drilltec Patents & Technologies Corporation | Pipe Thread Protector |
| CN202125258U (en) * | 2011-06-21 | 2012-01-25 | 杨林 | Oil sleeve connector with high sealing performance and thread-gluing resistance |
| CN103672224A (en) * | 2012-09-26 | 2014-03-26 | 珠海格力电器股份有限公司 | Pipeline connection assembly and air conditioner with same |
| US20170218603A1 (en) * | 2014-06-09 | 2017-08-03 | Jianhua Xu | Easy-to-install tap structure |
| CN107075926A (en) * | 2014-10-24 | 2017-08-18 | 瓦卢瑞克石油天然气法国有限公司 | The Splice protector of tubular articles |
| US20180363813A1 (en) * | 2015-12-15 | 2018-12-20 | Nippon Steel & Sumitomo Metal Corporation | Threaded Joint for Steel Pipe |
| CN209180446U (en) * | 2018-12-31 | 2019-07-30 | 桂林电子科技大学 | A kind of tap with airtight and fluid tight screw thread based on ergonomics improvement |
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