CN207005540U - Buffer bent - Google Patents
Buffer bent Download PDFInfo
- Publication number
- CN207005540U CN207005540U CN201720470846.0U CN201720470846U CN207005540U CN 207005540 U CN207005540 U CN 207005540U CN 201720470846 U CN201720470846 U CN 201720470846U CN 207005540 U CN207005540 U CN 207005540U
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- China
- Prior art keywords
- pipeline section
- bending
- pipe
- dirt collection
- section
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Abstract
The utility model provides a kind of buffer bent, and it solves the technical problem such as bending place hydraulic pressure is excessive of prior art elbow.This buffer bent, including elbow housing, elbow housing includes the bending pipeline section bent with set angle, bending pipeline section includes the second pipeline section of the pipeline section of bending first and bending of mutual UNICOM, bend the first pipeline section axis and form set angle with bending the angle of the second pipeline section axis, bending pipeline section both ends connect pipeline section and are connected be connected pipeline section and second for the first of external pipe respectively, bending pipeline section is provided with dirt collection buffer structure, dirt collection buffer structure includes being arranged on the dirt collection pipe that between the first pipeline section of bending and the second pipeline section of bending and one end is connected with bending pipeline section, the dirt collection pipe other end with closeouts are removable is connected, dirt collection pipe is provided with the buffer structure that row buffering can be flowed into water.The utility model has the advantages that row buffering being flowed into water, good airproof performance.
Description
Technical field
The utility model belongs to conduit coupling technical field, more particularly, to a kind of buffer bent.
Background technology
Elbow is a kind of conduit coupling for being used for changing duct orientation commonly used in hot-water heating installation, is generally used for connection two
The identical or different pipeline of root nominal diameter.But the sealing of existing elbow and pipeline junction is poor, the bending of elbow
It is excessive to locate hydraulic pressure, elbow can be impacted.
In order to solve the problems, such as that prior art is present, people have carried out long-term exploration, it is proposed that miscellaneous solution
Scheme.For example, Chinese patent literature discloses a kind of PPR inner thread elbows [application number：201620533243.6], including plastics are curved
Head, the inside of described plastic elbow are inlaid with copper insert, and the top of described copper insert is provided with groove, the barrel in the groove
Annular embedding groove, described plastic elbow and the groove of copper insert and annular embedding groove interference fit are provided with, described copper is embedding
The barrel of part is provided with annular groove, and the bottom of described copper insert is radially even to be distributed with clip, described copper insert
Inwall is provided with male member, and the lower section of the male member is provided with neck, and the inwall above described copper insert male member is provided with internal thread.
Although such scheme solves the problems, such as prior art and the sealing difference of pipeline junction to a certain extent,
Be the program still there is：The bending place hydraulic pressure of elbow is excessive, the problems such as being impacted to elbow.
The content of the invention
The purpose of this utility model is in view of the above-mentioned problems, provide a kind of reasonable in design, simple in construction, and water can be flowed into
The buffer bent of row buffering.
To reach above-mentioned purpose, the utility model employs following technical proposal：This buffer bent, including elbow housing,
Described elbow housing includes the bending pipeline section bent with set angle, and described bending pipeline section includes the bending the of mutual UNICOM
The second pipeline section of one pipeline section and bending, the angle of described bending the first pipeline section axis and the second pipeline section axis of bending form set angle
Degree, described bending pipeline section both ends respectively with for the first of external pipe be connected pipeline section and second connect pipeline section be connected, it is described
Bending pipeline section be provided with dirt collection buffer structure, described dirt collection buffer structure includes being arranged on the first pipeline section of bending and bending the
The dirt collection pipe that between two pipeline sections and one end is connected with bending pipeline section, the described dirt collection pipe other end and the removable phase of closeouts
Even, described dirt collection pipe is provided with the buffer structure that row buffering can be flowed into water；Described buffer structure is included along dirt collection pipe
Slide axially the slide plate being arranged in dirt collection pipe, is provided with neither tension nor is pressurized invisible between slide plate and closeouts
Make slide plate upper surface during change state less than the elastic component of the first pipeline section medial surface of bending, be provided with the side wall of described dirt collection pipe to
A few discharge orifice in the range of slide plate slides.Dirt collection pipe side wall forms the pipeline for dirt collection with slide plate side；Simultaneously
Slide plate is with the impact-sliding of current, and when current are excessive, under slide plate slides to discharge orifice, water flows out from discharge orifice, dirt
Also discharge therewith, so as to realize aerial drainage buffering and blowdown.
In above-mentioned buffer bent, described closeouts are provided with the pilot hole along the axially extending setting of dirt collection pipe, institute
The elastic component one end stated is arranged in pilot hole, and the described elastic component other end is connected with slide plate.Pilot hole is used for elastic component
Guiding in telescopic process.
In above-mentioned buffer bent, described slide plate side is provided with against being arranged at the circumferential inner side of dirt collection pipe and can will
The seal of slide plate and the dirt collection seal of tube, described dirt collection pipe are connected with closeouts screw thread.Build up of dirt to a certain extent after,
Closeouts are pulled down from dirt collection pipe blowdown can be achieved.
In above-mentioned buffer bent, described set angle be 90 °, first connection pipeline section with bending the first pipeline section it
Between be provided with transitional pipe segment, the maximum inner diameter of described transitional pipe segment is equal to the internal diameter of the first connection pipeline section, described transitional pipe segment
Minimum diameter be equal to the internal diameter of the first pipeline section of bending, the internal diameter of the described pipeline section of bending first, the internal diameter for bending the second pipeline section
It is equal with the internal diameter of the second connection pipeline section.
In above-mentioned buffer bent, the described first connection pipeline section has internal thread away from bending pipeline section one end, described
The second connection pipeline section include being used for the outer pipe connected pipe section for connecting outer tube and for fixing outer tube by outer tube fixture
Outer tube fixes pipeline section, and described outer tube is fixed pipeline section both ends and is connected respectively with bending pipeline section and outer pipe connected pipe section.
In above-mentioned buffer bent, described outer pipe connected pipe section includes one big cylindrical portion, three conus portions and two
Individual small column portion, one of roundlet post part does not fix pipeline section with outer tube and one of conus portion bottom is connected, wherein one
Individual conus portion top is connected with big cylindrical portion one end, and the described big cylindrical portion other end is with remaining next small column portion one end phase
Even, surplus next small column portion other end is connected with another conus portion bottom, another conus portion top and remaining one
Individual conus portion bottom is connected, and the diameter of described big cylindrical portion is equal to the maximum cross-section diameter of conus portion, described small column portion
Diameter be less than or equal to conus portion smallest cross-sectional diameter.Outer pipe connected pipe section lateral surface is concavo-convex to rise and fall, and can strengthen outer
Sealing between pipe and outer pipe connected pipe section.
In above-mentioned buffer bent, described outer tube, which fixes pipeline section outer circumferential, has external screw thread, and described outer tube
Fixed pipeline section is provided with annular groove away from bending pipeline section one end, and the internal diameter of described annular groove is equal to the diameter of big cylindrical portion.
In above-mentioned buffer bent, described outer tube fixture includes the nut fixed pipeline section screw thread with outer tube and be connected,
The circumferential inner side in one end of described nut, which is provided with, to be mutually correspondingly arranged with annular groove and inserts the outer tube sleeve of annular groove.Outer tube
One end is located between outer tube sleeve and annular groove so that outer tube is fixed on the second connection pipeline section；The thickness of outer tube and outer tube sleeve
Sum is more than the width of annular groove.
In above-mentioned buffer bent, described elbow housing and dirt collection pipe are integrally formed, and described elbow housing and
Dirt collection pipe is made by Hpb57-3 copper products.
Compared with prior art, it is the advantages of this buffer bent：Dirt collection pipe side wall is formed for collecting with slide plate side
Dirty pipeline；Slide plate is with the impact-sliding of current simultaneously, and when current are excessive, under slide plate slides to discharge orifice, water is from letting out
Discharge orifice is flowed out, and dirt is also discharged therewith, so as to realize aerial drainage buffering and blowdown；Build up of dirt to a certain extent after, will block
Part is pulled down from dirt collection pipe can be achieved blowdown；Outer pipe connected pipe section lateral surface is concavo-convex to rise and fall, and can strengthen outer tube and connect with outer tube
Sealing between nozzle belt.
Brief description of the drawings
Fig. 1 provides the structural front view of the utility model embodiment.
Fig. 2 is provided in Fig. 1 along the sectional view of A-A cuttings.
Fig. 3 provides the structural front view of the utility model outer tube fixture.
Fig. 4 provides the partial enlarged drawing at B in Fig. 2.
Fig. 5 provides the partial enlarged drawing at C in Fig. 2.
In figure, elbow housing 1, bending pipeline section 2, the first pipeline section 21 of bending, the second pipeline section 22 of bending, set angle α, transition
Pipeline section 23, first connects pipeline section 3, second and connects pipeline section 4, outer pipe connected pipe section 41, outer tube fixation pipeline section 42, outer tube fixture
43rd, big cylindrical portion 44, conus portion 45, small column portion 46, annular groove 47, nut 48, outer tube sleeve 49, dirt collection buffer structure 5, collection
Dirty pipe 51, closeouts 52, buffer structure 53, slide plate 54, elastic component 55, discharge orifice 56, pilot hole 57, seal 58.
Embodiment
In order that technical problem, technical scheme and beneficial effect that the utility model solves are more clearly understood, below
With reference to the drawings and specific embodiments, the utility model is described in more detail.
As shown in Figure 1-2, this buffer bent, including elbow housing 1, elbow housing 1 are included with the curved of set angle α bendings
Broken pipe section 2, bending pipeline section 2 include the second pipeline section 22 of the first pipeline section of bending 21 and bending of mutual UNICOM, bend the first pipeline section 21
The angle of axis and the bending axis of the second pipeline section 22 forms set angle α, bending pipeline section 2 both ends respectively with for external pipe
First connection pipeline section 3 is connected with the second connection pipeline section 4；Set angle α is 90 °, in the first connection pipeline section 3 and the first pipeline section of bending
Transitional pipe segment 23 is provided between 21, the maximum inner diameter of transitional pipe segment 23 is equal to the internal diameter of the first connection pipeline section 3, transitional pipe segment 23
Minimum diameter be equal to bending the first pipeline section 21 internal diameter, bend the first pipeline section 21 internal diameter, bend the second pipeline section 22 internal diameter and
The internal diameter of second connection pipeline section 4 is equal；First connection pipeline section 3 has internal thread, the second connecting tube away from bending pipeline section 2 one end
Section 4 includes being used to connect the outer pipe connected pipe section 41 of outer tube and for fixing the outer tube that outer tube is fixed by outer tube fixture 43
Pipeline section 42, outer tube are fixed the both ends of pipeline section 42 and are connected respectively with bending pipeline section 2 and outer pipe connected pipe section 41；Outer tube fixes pipeline section 42 weeks
There is external screw thread laterally, and outer tube fixes pipeline section 42 and is provided with annular groove 47 away from bending pipeline section 2 one end, annular groove 47
Internal diameter is equal to the diameter of big cylindrical portion 44；Elbow housing 1 and dirt collection pipe 51 are integrally formed, and elbow housing 1 and dirt collection pipe 51 are equal
It is made up of Hpb57-3 copper products.
As shown in figure 3, outer tube fixture 43 includes fixing the nut 48 that is connected of the screw thread of pipeline section 42 with outer tube, the one of nut 48
The circumferential inner side in end, which is provided with, to be mutually correspondingly arranged with annular groove 47 and inserts the outer tube sleeve 49 of annular groove 47.Outer tube one end sandwiched
So that outer tube is fixed on the second connection pipeline section 4 between outer tube sleeve 49 and annular groove 47；The thickness of outer tube and outer tube sleeve 49
Sum is more than the width of annular groove 47.
As shown in figure 4, outer pipe connected pipe section 41 includes one big 44, three conus portions 45 of cylindrical portion and two small column portions
46, pipeline section 42 is fixed with outer tube respectively by one of small column portion 46 and the bottom of one of conus portion 45 is connected, one of them
The top of conus portion 45 is connected with big one end of cylindrical portion 44, and the big other end of cylindrical portion 44 is with remaining next one end phase of small column portion 46
Even, remain next other end of small column portion 46 be connected with another bottom of conus portion 45, another top of conus portion 45 and
Remain next bottom of conus portion 45 to be connected, the diameter of big cylindrical portion 44 is equal to the maximum cross-section diameter of conus portion 45, small column portion
46 diameter is less than or equal to the smallest cross-sectional diameter of conus portion 45.The outer lateral surface of pipe connected pipe section 41 is concavo-convex to rise and fall, can
Strengthen the sealing between outer tube and outer pipe connected pipe section 41.
As shown in figure 5, bending pipeline section 2 is provided with dirt collection buffer structure 5, dirt collection buffer structure 5 is including being arranged on bending the
Between the second pipeline section 22 of one pipeline section 21 and bending and one end is with bending the dirt collection pipe 51 that is connected of pipeline section 2, the other end of dirt collection pipe 51
With closeouts 52 are removable is connected, dirt collection pipe 51 is provided with the buffer structure 53 that row buffering can be flowed into water；Buffer structure 53
Including the slide plate 54 that is arranged in dirt collection pipe 51 of being slid axially along dirt collection pipe 51, it is provided with and is between slide plate 54 and closeouts 52
Neither tension and also be pressurized undeformed state when make the upper surface of slide plate 54 less than bending the medial surface of the first pipeline section 21 elastic component
55, at least one discharge orifice 56 in the sliding scale of slide plate 54 is provided with the side wall of dirt collection pipe 51；Closeouts 52 are provided with
Along the pilot hole 57 of 51 axially extending setting of dirt collection pipe, the one end of elastic component 55 is arranged in pilot hole 57, and elastic component 55 is another
End is connected with slide plate 54；The side of slide plate 54 is provided with against being arranged at the circumferential inner side of dirt collection pipe 51 and can be by slide plate 54 and dirt collection pipe
The seal 58 of 51 sealings, dirt collection pipe 51 are connected with the screw thread of closeouts 52.The side wall of dirt collection pipe 51 is formed with the side of slide plate 54 to be used for
The pipeline of dirt collection；Slide plate 54 is with the impact-sliding of current simultaneously, when current are excessive, slide plate 54 slide into discharge orifice 56 it
Under, water is flowed out from discharge orifice 56, and dirt is also discharged therewith, so as to realize aerial drainage buffering and blowdown；Pilot hole 57 is used for elastic component
55 guiding in telescopic process；Build up of dirt to a certain extent after, closeouts 52 are pulled down from dirt collection pipe 51 can be real
Existing blowdown.
Specific embodiment described herein is only to the utility model spirit explanation for example.The utility model institute
Category those skilled in the art can make various modifications or supplement to described specific embodiment or using similar
Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Although elbow housing 1, bending pipeline section 2, the first pipeline section 21 of bending, the second pipeline section of bending have more been used herein
22nd, set angle α, transitional pipe segment 23, first connect pipeline section 3, second and connect pipeline section 4, outer pipe connected pipe section 41, outer tube fixing pipe
Section 42, outer tube fixture 43, big cylindrical portion 44, conus portion 45, small column portion 46, annular groove 47, nut 48, outer tube sleeve 49,
Dirt collection buffer structure 5, dirt collection pipe 51, closeouts 52, buffer structure 53, slide plate 54, elastic component 55, discharge orifice 56, pilot hole 57,
The grade term of seal 58, but it is not precluded from the possibility using other terms.Using these terms just for the sake of more easily
Describe and explain essence of the present utility model；Being construed as any additional limitation is all and the utility model spirit
Disagree.
Claims (9)
1. a kind of buffer bent, including elbow housing (1), described elbow housing (1) is included with the curved of set angle (α) bending
Broken pipe section (2), it is characterised in that the pipeline section of bending first (21) of described bending pipeline section (2) including mutual UNICOM and bend the
Two pipeline sections (22), the angle of the described pipeline section of bending first (21) axis and bending the second pipeline section (22) axis form set angle
(α), described bending pipeline section (2) both ends are connected pipeline section (3) and the second connection pipeline section (4) with for the first of external pipe respectively
It is connected, described bending pipeline section (2) is provided with dirt collection buffer structure (5), and described dirt collection buffer structure (5) is curved including being arranged on
Roll over the dirt collection pipe (51) that between the first pipeline section (21) and the second pipeline section of bending (22) and one end is connected with bending pipeline section (2), institute
Dirt collection pipe (51) other end stated with closeouts (52) are removable is connected, described dirt collection pipe (51) is provided with and water can be flowed into
The buffer structure (53) of row buffering；Described buffer structure (53) includes sliding axially along dirt collection pipe (51) being arranged on dirt collection pipe
(51) slide plate (54) in, it is provided between slide plate (54) and closeouts (52) in neither tension nor the undeformed shape being pressurized
Slide plate (54) upper surface is set to be less than the elastic component (55) of bending the first pipeline section (21) medial surface during state, described dirt collection pipe (51)
At least one discharge orifice (56) in slide plate (54) sliding scale is provided with side wall.
2. buffer bent according to claim 1, it is characterised in that described closeouts (52) are provided with along dirt collection pipe
(51) pilot hole (57) of axially extending setting, described elastic component (55) one end are arranged in pilot hole (57), and described
Elastic component (55) other end is connected with slide plate (54).
3. buffer bent according to claim 1, it is characterised in that described slide plate (54) side is provided with against being arranged at
The circumferential inner side of dirt collection pipe (51) and the seal (58) that slide plate (54) and dirt collection pipe (51) can be sealed, described dirt collection pipe
(51) it is connected with closeouts (52) screw thread.
4. according to the buffer bent described in any one of claims 1 to 3, it is characterised in that described set angle (α) is 90 °,
Transitional pipe segment (23) is provided between the first connection pipeline section (3) and the first pipeline section of bending (21), described transitional pipe segment (23)
Maximum inner diameter is equal to the internal diameter of the first connection pipeline section (3), and the minimum diameter of described transitional pipe segment (23) is equal to the pipe of bending first
The internal diameter of section (21), internal diameter, the internal diameter and the second connecting tube of the second pipeline section of bending (22) of the described pipeline section of bending first (21)
The internal diameter of section (4) is equal.
5. according to the buffer bent described in any one of claims 1 to 3, it is characterised in that the first described connection pipeline section (3) is remote
There is internal thread from bending pipeline section (2) one end, the described second connection pipeline section (4) includes being used for the outer pipe connected pipe for connecting outer tube
Section (41) and the outer tube for being fixed outer tube by outer tube fixture (43) fix pipeline section (42), and described outer tube fixes pipeline section
(42) both ends are connected with bending pipeline section (2) and outer pipe connected pipe section (41) respectively.
6. buffer bent according to claim 5, it is characterised in that described outer pipe connected pipe section (41) includes one big
Cylindrical portion (44), three conus portions (45) and two small column portions (46), one of small column portion (46) are consolidated with outer tube respectively
Fixed tube section (42) is connected with one of conus portion (45) bottom, one of conus portion (45) top and big cylindrical portion (44) one
End is connected, and described big cylindrical portion (44) other end is connected with remaining next small column portion (46) one end, remains next small column
Portion's (46) other end is connected with another conus portion (45) bottom, and another conus portion (45) top is with remaining next circular cone
Portion (45) bottom is connected, and the diameter of described big cylindrical portion (44) is equal to the maximum cross-section diameter of conus portion (45), and described is small
The diameter of cylindrical portion (46) is less than or equal to the smallest cross-sectional diameter of conus portion (45).
7. buffer bent according to claim 6, it is characterised in that described outer tube fixes pipeline section (42) outer circumferential tool
There is external screw thread, and described outer tube fixes pipeline section (42) and is provided with annular groove (47), described ring away from bending pipeline section (2) one end
The internal diameter of connected in star (47) is equal to the diameter of big cylindrical portion (44).
8. buffer bent according to claim 7, it is characterised in that described outer tube fixture (43) includes consolidating with outer tube
The connected nut (48) of fixed tube section (42) screw thread, the circumferential inner side in one end of described nut (48) are provided with and annular groove (47) phase
Mutually it is correspondingly arranged and inserts the outer tube sleeve (49) of annular groove (47).
9. according to the buffer bent described in any one of claims 1 to 3, it is characterised in that described elbow housing (1) and dirt collection
Pipe (51) is integrally formed, and described elbow housing (1) and dirt collection pipe (51) are made by Hpb57-3 copper products.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720470846.0U CN207005540U (en) | 2017-05-02 | 2017-05-02 | Buffer bent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720470846.0U CN207005540U (en) | 2017-05-02 | 2017-05-02 | Buffer bent |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207005540U true CN207005540U (en) | 2018-02-13 |
Family
ID=61442466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720470846.0U Expired - Fee Related CN207005540U (en) | 2017-05-02 | 2017-05-02 | Buffer bent |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207005540U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113586810A (en) * | 2021-08-11 | 2021-11-02 | 合肥江淮汽车制管有限公司 | Buffer type oil pipe |
-
2017
- 2017-05-02 CN CN201720470846.0U patent/CN207005540U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113586810A (en) * | 2021-08-11 | 2021-11-02 | 合肥江淮汽车制管有限公司 | Buffer type oil pipe |
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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: 20180213 Termination date: 20180502 |