CN205026259U - Water pipe rotates expansion joint component - Google Patents
Water pipe rotates expansion joint component Download PDFInfo
- Publication number
- CN205026259U CN205026259U CN201520475780.5U CN201520475780U CN205026259U CN 205026259 U CN205026259 U CN 205026259U CN 201520475780 U CN201520475780 U CN 201520475780U CN 205026259 U CN205026259 U CN 205026259U
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- Prior art keywords
- pipe
- water pipe
- ring
- expansion joint
- sleeve pipe
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- Expired - Fee Related
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Abstract
The utility model discloses a water pipe rotates expansion joint component, include: hollow sleeve pipe, two hollow rotation connecting pipes, the difference endotheca is on the sleeve pipe, and one end is stretched out the sleeve pipe, two end covers, the cover is established on the rotation connecting pipe that corresponds respectively to with sheathed tube tip relatively fixed, U -type sealing ring, set up and stretch into the sheathed tube tip at the rotation connecting pipe, with the sealed cooperation of sheathed tube inside wall, the utility model discloses rotate the connecting pipe and stretch out sheathed tube one end and is connected with water piping connection portion when using, rotate connecting pipes through two and can communicate two genshui pipes, can guarantee to seal through setting up sleeve pipe and U -type sealing ring, use rotation connecting pipe is sleeve pipe circumferential direction or axial motion relatively, and with two sections water pipe homoenergetics rotations of a water pipe rotates expansion joint component complex, whole water pipe is difficult for knoing, and the water delivery is effectual, the utility model discloses still can use among the pipe -line system of liquid or gas delivery.
Description
Technical field
The utility model relates to water pipe field, is specifically related to a kind of water pipe and rotates expansion joint component.
Background technique
Water pipe is used in each each side such as productive life; as irrigated, agriculture, industrial etc.; the concrete tower crane as building site; building site dust is comparatively large, a water pipe usually can be drawn to tower crane top in order to reduce dust, at water pipe side-wall hole and mounting spray head forms spraying system; this spraying system can the little water droplet of Jet with downward flow direction; effectively can reduce dust, control air quality, reduce environmental pollution.Water pipe is as the important component part of spraying system, for spraying system provides water source, in the process that tower crane rotates, receive the restriction of water pipe itself, tower crane can only rotate about 180 °, can not 360 ° of rotations, tower crane work is restricted, and working efficiency is lower, and water pipe is longer, easy tangled up and knotted, architecture is easily influenced.
Water pipe adapter, be used to a kind of parts of connecting water pipe, how can will connect into a long water pipe with water pipe according to actual conditions, but in prior art, just can not relatively rotate after fixing between water pipe adapter and water pipe, the problem of above-mentioned easy tangled up and knotted still can occur during practice.
Model utility content
The utility model, for the problems referred to above, proposes a kind of water pipe and rotates expansion joint component, solve prior art water pipe adapter and can not rotate the problem causing the easy tangled up and knotted of water pipe to affect water delivery work.
The technological scheme that the utility model is taked is as follows:
A kind of water pipe rotates expansion joint component, for connecting two sections of water pipes, comprise: comprise and be rotationally connected pipe, seal ring, end cover, outer sleeve, sleeve pipe, stabilizing ring, back bracket ring, U-shaped seal ring, back bracket ring body, circular orientation portion, circular groove, mounting hole, first cylindrical sidewall, annular sidewall, second cylindrical sidewall, tapered sidewalls, circular groove, circular port, annular mounting groove, pod apertures, secondary segment, undergauge section, positive stop lug boss limited ring, pipeline section, rotate expansion joint, ring body, end cap body, circular orientation recess, toroidal cavity, sleeve pipe is hollow, the described pipe that is rotationally connected is for two pieces, interior is hollow, one end head respectively establishes end cover, two pieces be rotationally connected the inside correspondence of seal of tube end cap respectively in be enclosed within sleeve pipe and sleeve pipe outer end is stretched out in outer end, U-shaped seal ring is arranged on and is rotationally connected the end that pipe stretches into cover, be sealed and matched with the madial wall of sleeve pipe.
Be rotationally connected one end that pipe stretches out sleeve pipe to be in use connected with water pipe, be rotationally connected pipe by two and can be communicated with two water pipes, sealing can be ensured by arranging sleeve pipe and U-shaped seal ring, use is rotationally connected pipe and can facing sleeve circumference rotates or axial motion, rotate with a kind of water pipe two sections of water pipes that expansion joint component coordinates all can rotate, whole water pipe is not easily tied a knot, and water delivery is effective.
Further, being rotationally connected one end that pipe stretches out sleeve pipe is water pipe connecting end, and be rotationally connected the contiguous described water pipe connecting end place of pipe and have a secondary segment, the external frame of the cross section of described secondary segment has at least one pair of line be parallel to each other.
By arrange secondary segment can, coordinates with auxiliary instrument, as spanner etc., a kind of water pipe rotation expansion joint component can be coordinated preferably with water pipe.
Further, the two ends of described outside of sleeve wall have outside thread, and described end cover comprises end cap body, and the end face that end cap body coordinates with sleeve pipe has a circular groove, and the bottom of circular groove has the circular port that runs through end cap body; The madial wall of circular groove has the internal thread coordinated with described outside thread, described circular port be rotationally connected pipe and be slidably matched, and the sidewall of circular port has annular mounting groove, is provided with seal ring in annular mounting groove.
Can be fixed preferably with sleeve pipe by screw-thread fit end cover, and easy disassembly and maintenance, can prevent the water revealed from being flowed out by end cover by arranging seal ring.
Further, describedly be rotationally connected one end that pipe stretches into sleeve pipe there is a undergauge section, the end of described undergauge section has a positive stop lug boss limited ring, end face outside positive stop lug boss limited ring has a rounding or chamfering, and described U-shaped seal ring is set in described undergauge section through after positive stop lug boss limited ring.
Limit dais limited ring can prevent the U-shaped seal ring be set on annular groove from departing from, and the design of rounding or chamfering is in order to leading role, facilitates U-shaped seal ring to depart from through limit dais limited ring.
Further, described U-shaped seal ring comprises ring body, the middle part of ring body has a mounting hole coordinated with described undergauge section, the outer side wall of ring body comprises the first cylindrical sidewall connected successively, second cylindrical sidewall and tapered sidewalls, the diameter of the second cylindrical sidewall is greater than the first cylindrical sidewall, and the miner diameter end of tapered sidewalls is connected with the second cylindrical sidewall; Two cylindrical sidewall are connected by an annular sidewall, and described annular sidewall place plane is mutually vertical with the axis of U-shaped seal ring; The end face that U-shaped seal ring closes on tapered sidewalls has a circular groove, and the cross section of described circular groove is U-shaped, and the end diameter that described mounting hole closes on the first cylindrical sidewall is greater than the end diameter away from the first cylindrical sidewall.
The bigger diameter end of tapered sidewalls and the madial wall of sleeve pipe are adjacent to, and the design of circular groove can improve the elasticity of tapered sidewalls, ensure good sealing effect and working life.
Further, also comprise and be set in stabilizing ring in undergauge section and back bracket ring successively, described back bracket ring comprises a back bracket ring body, the excircle of back bracket ring body has the circular orientation portion of a tubular, in the first cylindrical sidewall being enclosed within U-shaped seal ring outside described circular orientation portion and with described annular sidewall against.
Stabilizing ring, for increasing wear resistance, improves working life, and can slow down and be rotationally connected rocking of pipe.If do not have stabilizing ring, be rotationally connected pipe one end and coordinate with end cap, the other end is coordinated with internal surface of sleeve pipe by U-shaped seal ring, because U-shaped seal ring is flexibility, is rotationally connected Guan Yi and shakes, and rocks and may cause leakage.Stabilizing ring adopts existing high-abrasive material to make, and can be metal or nonmetallic material.
The effect of back bracket ring is used to coordinate with U-shaped seal ring, ensure that U-shaped seal ring has good stressing conditions, if there is no back bracket ring, mutually rotate between stabilizing ring and U-shaped seal ring, the end face of the U-shaped seal ring of easy wearing and tearing, when pull is rotationally connected pipe, the easy flange of U-shaped seal ring affects sealing effect and even can not use.
In the first cylindrical sidewall being enclosed within U-shaped seal ring outside circular orientation portion and with described annular sidewall against, such design has larger cooperation area, and U-shaped seal ring can be made better to be arranged on annular groove.
Further, also comprise outer sleeve, be enclosed within outside described outer sleeve on sleeve pipe and two ends respectively at correspondence end cover against, form a toroidal cavity between the outer side wall of sleeve pipe and the madial wall of outer sleeve;
Described end cover also has some pod apertures, and described pod apertures one end is communicated with the inside of inner sleeve, the other end and described toroidal cavity UNICOM.
Can protective casing by arranging outer sleeve, and also can play the effect of decoration, can be that current flow out from pod apertures in leakage by arranging pod apertures, can end cover be protected.
Further, the excircle of the sidewall that two end covers are relative has a circular orientation recess, and end and the described circular orientation mating recesses of described outer sleeve are located.
Conveniently can locate by arranging circular orientation recess, and the axes coincide of outer sleeve and sleeve pipe can be ensured.
Further, for the ease of rotary seal end cap and sleeve pipe, the outer side wall of end cover has at least one pair of face be parallel to each other.
The invention also discloses a kind of water pipe, described water pipe comprises at least 2 pipeline sections, is connected between adjacent two pipeline sections by joint.Described joint is that above-mentioned a kind of water pipe rotates expansion joint component.
Further, the madial wall of described pipeline section has connection internal thread, and the outer side wall being rotationally connected pipe that described a kind of water pipe rotates expansion joint component has and the connection outside thread being connected screw-internal thread fit.
The application be rotationally connected pipe one-body molded, directly can be processed by lathe and obtain.
Although the application is water pipe nominally, the liquid of conveying is not limited only to and water, can also be other liquid, as alcohol, lubricant oil or hydraulic pressure wet goods.
The beneficial effects of the utility model are: be rotationally connected one end that pipe stretches out sleeve pipe in use and be connected with water pipe, be rotationally connected pipe by two and can be communicated with two water pipes, sealing can be ensured by arranging sleeve pipe and U-shaped seal ring, use is rotationally connected pipe and can facing sleeve circumference rotates or axial motion, rotate with a kind of water pipe two sections of water pipes that expansion joint component coordinates all can rotate, whole water pipe is not easily tied a knot, and water delivery is effective; By the working life and the sealing effect that arrange stabilizing ring on annular groove, back bracket ring effectively can strengthen U-shaped seal ring.
Accompanying drawing illustrates:
Fig. 1 is the structural representation that a kind of water pipe of the utility model rotates expansion joint component;
Fig. 2 is the sectional view of stabilizing ring;
Fig. 3 is the sectional view of back bracket ring;
Fig. 4 is the partial sectional view of U-shaped seal ring;
Fig. 5 is the partial sectional view of end cover;
Fig. 6 is the plan view being rotationally connected pipe;
Fig. 7 is the plan view of water pipe.
In figure, each reference character is:
Be rotationally connected pipe 1, seal ring 2, end cover 3, outer sleeve 4, sleeve pipe 5, stabilizing ring 6, back bracket ring 7, U-shaped seal ring 8, back bracket ring body 9, circular orientation portion 10, circular groove 11, mounting hole 12, first cylindrical sidewall 13, annular sidewall 14, second cylindrical sidewall 15, tapered sidewalls 16, circular groove 17, circular port 18, annular mounting groove 19, pod apertures 20, secondary segment 21, undergauge section 22, positive stop lug boss limited ring 23, pipeline section 24, rotate expansion joint 25, ring body 26, end cap body 27, circular orientation recess 28, toroidal cavity 29.
Embodiment:
Below in conjunction with each accompanying drawing, the utility model is described in detail.
As shown in Fig. 1 ~ 7, a kind of water pipe rotates expansion joint component, for connecting two sections of water pipes, comprising and being rotationally connected pipe 1, seal ring 2, end cover 3, outer sleeve 4, sleeve pipe 5, stabilizing ring 6, back bracket ring 7, U-shaped seal ring 8, back bracket ring body 9, circular orientation portion 10, circular groove 11, mounting hole 12, first cylindrical sidewall 13, annular sidewall 14, second cylindrical sidewall 15, tapered sidewalls 16, circular groove 17, circular port 18, annular mounting groove 19, pod apertures 20, secondary segment 21, undergauge section 22, positive stop lug boss limited ring 23, pipeline section 24, rotate expansion joint 25, ring body 26, end cap body 27, circular orientation recess 28, toroidal cavity 29, sleeve pipe 5 is hollow, the described pipe 1 that is rotationally connected is for two pieces, interior is hollow, one end head respectively establishes end cover 3, two pieces be rotationally connected the inside correspondence of pipe 1 end cover 3 respectively in be enclosed within sleeve pipe 5 and sleeve pipe 5 outer end is stretched out in outer end, U-shaped seal ring 8 is arranged on and is rotationally connected the end that pipe 1 stretches into cover 5, is sealed and matched with the madial wall of sleeve pipe 5.
As shown in Figure 6, being rotationally connected one end that pipe 1 stretches out sleeve pipe 5 is water pipe connecting end, be rotationally connected the contiguous water pipe connecting end place of pipe 1 and there is a secondary segment 21, the external frame of the cross section of secondary segment 21 has at least one pair of line be parallel to each other, be rotationally connected one end that pipe 1 stretches into sleeve pipe 5 and there is a undergauge section 22, the end of undergauge section 22 has a positive stop lug boss limited ring 23, end face outside positive stop lug boss limited ring 23 has a rounding or chamfering, U-shaped seal ring 8 is set in undergauge section 22 through after positive stop lug boss limited ring 23, can coordinate with auxiliary instrument by arranging secondary segment 21, as spanner etc., make a kind of water pipe rotate expansion joint component can coordinate preferably with water pipe, positive stop lug boss limited ring 23 can prevent the U-shaped seal ring 8 be set in annular mounting groove 19 from departing from, the design of rounding or chamfering is in order to leading role, U-shaped seal ring 8 is facilitated to depart from through positive stop lug boss limited ring 23.
As shown in Figure 5, the two ends of sleeve pipe 5 outer side wall have outside thread, end cover 3 comprises end cap body 27, the end face that end cap body 27 coordinates with sleeve pipe 5 has a circular groove 17, the bottom of circular groove 17 has the circular port 18 that runs through end cap body 27, the madial wall of circular groove 17 has the internal thread coordinated with outside thread, circular port 18 be rotationally connected pipe 1 and be slidably matched, and the sidewall of circular port has annular mounting groove 19, in described annular mounting groove, 19 are provided with seal ring 2, can be fixed preferably with sleeve pipe 5 by screw-thread fit end cover 3, and easy disassembly and maintenance, can prevent the water revealed from being flowed out by end cover 3 by arranging seal ring 2.
As shown in Figure 4, U-shaped seal ring 8 comprises ring body 26, the middle part of ring body has a mounting hole 12 coordinated with undergauge section, the outer side wall of ring body comprises the first cylindrical sidewall 13 connected successively, second cylindrical sidewall 15 and tapered sidewalls 16, the diameter of the second cylindrical sidewall 15 is greater than the first cylindrical sidewall 13, and the miner diameter end of tapered sidewalls 16 is connected with the second cylindrical sidewall 15; Two cylindrical sidewall are connected by an annular sidewall 14, and annular sidewall 14 place plane is mutually vertical with the axis of U-shaped seal ring 8; The end face that U-shaped seal ring 8 closes on tapered sidewalls 16 has a circular groove 11, the cross section of described circular groove 11 is U-shaped or V-arrangement, the end diameter that mounting hole closes on the first cylindrical sidewall 13 is greater than the end diameter away from the first cylindrical sidewall 13, the bigger diameter end of tapered sidewalls 16 and the madial wall of sleeve pipe 5 are adjacent to, the design of circular groove 11 can improve the elasticity of tapered sidewalls 16, has good sealing effect and working life.
As shown in Figure 1,2 and 3, a kind of water pipe rotates expansion joint component and also comprises and be set in stabilizing ring 6 in undergauge section 22 and back bracket ring 7 successively, back bracket ring 7 comprises a back bracket ring body 9, the excircle of back bracket ring 7 body has the circular orientation portion 10 of a tubular, in the first cylindrical sidewall 13 being enclosed within U-shaped seal ring 8 outside circular orientation portion and with annular sidewall 14 against.
Described stabilizing ring 6 is for increasing wear resistance, improve working life, and can slow down and be rotationally connected rocking of pipe 1, if do not have stabilizing ring 6, be rotationally connected pipe 1 one end and coordinate with end cap, the other end is coordinated with internal surface of sleeve pipe by U-shaped seal ring 8, because U-shaped seal ring 8 is flexible, be rotationally connected pipe 1 easily to shake, and rock may cause leak, stabilizing ring 6 adopts existing high-abrasive material to make.
The effect of described back bracket ring 7 is used to coordinate with U-shaped seal ring 8, ensure that U-shaped seal ring 8 has good stressing conditions, if there is no back bracket ring 7, mutually rotate between stabilizing ring 7 and U-shaped seal ring 8, the end face of the U-shaped seal ring 8 of easy wearing and tearing, when pull is rotationally connected pipe, the easy flange of U-shaped seal ring 8 affects sealing effect and even can not use.
In the first cylindrical sidewall 13 being enclosed within U-shaped seal ring 8 outside described circular orientation portion 10 and with annular sidewall 14 against, such design has larger cooperation area, and U-shaped seal ring 8 can be made better to be arranged on annular 11 grooves.
As described in figures 1 and 5, a kind of water pipe rotates expansion joint component and also comprises outer sleeve 4, be enclosed within sleeve pipe 5, and two ends is respectively at the sealed end of correspondence outside outer sleeve 4,3 against, form a toroidal cavity 29 between the outer side wall of sleeve pipe 5 and the madial wall of outer sleeve 4.
Described end cover 3 also has some pod apertures 20, and pod apertures 20 one end is communicated with the inside of inner sleeve, the other end and toroidal cavity 29 UNICOM.
The excircle of the sidewall that described end cover 3 is relative has a circular orientation recess 28, and the end of outer sleeve 4 coordinates with circular orientation recess 28 locates.
The setting of described outer sleeve 4, being beneficial to can protective casing 5, and also can play the effect of decoration, and arranging pod apertures 20 can be that current flow out from pod apertures 20 in leakage, can protect end cover 3.
Rotate for ease of end cover 3 and sleeve pipe 5, the outer side wall of end cover 3 has at least one pair of face be parallel to each other, and be parallel to each other two faces are relative to the axisymmetrical of end cover 3.
Conveniently can locate by arranging circular orientation recess 28, and the axes coincide of outer sleeve 4 and sleeve pipe 5 can be ensured.
Describedly be rotationally connected pipe 1 integrated type.
Although the application is water pipe nominally, the liquid of conveying is not limited only to and water, comprises other liquid, as alcohol, lubricant oil or hydraulic pressure wet goods.
During practice, undergauge section 22 can arrange 2 as required, the diameter of two undergauge sections 22 is slightly different, wherein, undergauge section 22 diameter away from positive stop lug boss limited ring 23 is larger, undergauge section 22 diameter closing on positive stop lug boss limited ring 23 is less, and stabilizing ring 6 and the positive stop lug boss limited ring 23 undergauge section 22 larger with diameter coordinate, and back bracket ring 7 and the U-shaped seal ring 8 undergauge section 22 less with diameter coordinate.
Embodiment 1, during use, be rotationally connected one end that pipe 1 stretches out sleeve pipe 5 to be connected with water pipe, be rotationally connected pipe 1 by two and can be communicated with two water pipes, sealing can be ensured by arranging sleeve pipe 5 and U-shaped seal ring 8, using and being rotationally connected pipe 1 and can facing sleeve 5 circumference rotating or axial motion, rotate with a kind of water pipe two sections of water pipes that expansion joint component coordinates and all can rotate, whole water pipe is not easily tied a knot, and water delivery is effective.
As shown in Figure 7, the invention also discloses a kind of water pipe, water pipe comprises at least 2 pipeline sections 24, connected by joint between adjacent two pipeline sections, joint is that a kind of water pipe of embodiment 1 rotates expansion joint component 25, the madial wall of pipeline section has connection internal thread, and the outer side wall being rotationally connected pipe 1 that a kind of water pipe rotates expansion joint component has and the connection outside thread being connected screw-internal thread fit.
The foregoing is only preferred embodiment of the present utility model; not thereby scope of patent protection of the present utility model is namely limited; the equivalent structure transformation that every utilization the utility model specification and accompanying drawing content are done; directly or indirectly be used in the technical field that other are relevant, be all in like manner included in protection domain of the present utility model.
Claims (9)
1. water pipe rotates an expansion joint component, for connecting two sections of water pipes, it is characterized in that: comprise and be rotationally connected pipe (1), seal ring (2), end cover (3), outer sleeve (4), sleeve pipe (5), stabilizing ring (6), back bracket ring (7), U-shaped seal ring (8), back bracket ring body (9), circular orientation portion (10), circular groove (11), mounting hole (12), first cylindrical sidewall (13), annular sidewall (14), second cylindrical sidewall (15), tapered sidewalls (16), circular groove (17), circular port (18), annular mounting groove (19), pod apertures (20), secondary segment (21), undergauge section (22), positive stop lug boss limited ring (23), pipeline section (24), rotate expansion joint (25), ring body (26), end cap body (27), circular orientation recess (28), toroidal cavity (29), sleeve pipe (5) is hollow, the described pipe (1) that is rotationally connected is two pieces, interior is hollow, one end head respectively establishes end cover (3), two pieces be rotationally connected pipe (1) end cover (3) inwardly correspondence respectively in be enclosed within sleeve pipe (5) and sleeve pipe (5) outer end is stretched out in outer end, U-shaped seal ring (8) is arranged on and is rotationally connected the end that pipe (1) stretches into cover (5), is sealed and matched with the madial wall of sleeve pipe (5).
2. a kind of water pipe as claimed in claim 1 rotates expansion joint component, it is characterized in that: being rotationally connected one end that pipe (1) stretches out sleeve pipe (5) is water pipe connecting end, the water pipe connecting end place being rotationally connected pipe (1) contiguous has a secondary segment, and the external frame of the cross section of secondary segment has at least one pair of line be parallel to each other.
3. a kind of water pipe as claimed in claim 1 rotates expansion joint component, it is characterized in that: the two ends of the outer side wall of described sleeve pipe (5) have outside thread, described end cover (3) comprises end cap body (27), the end face that described end cap body (27) coordinates with sleeve pipe (5) establishes circular groove (17), the circular port (18) running through end cap body (27) is established in the bottom of described circular groove (17), the internal thread that madial wall establishes same outside thread to coordinate, described circular port (18) is managed (1) and is slidably matched with being rotationally connected, sidewall establishes annular mounting groove (19), seal ring (2) is installed in described annular mounting groove (19).
4. a kind of water pipe as claimed in claim 1 rotates expansion joint component, it is characterized in that: described in be rotationally connected one end that pipe (1) stretches into sleeve pipe (5) and establish undergauge section (22), a positive stop lug boss limited ring (23) is established in the end of described undergauge section (22), the end face in described positive stop lug boss limited ring (23) outside has a rounding or chamfering, and U-shaped seal ring (8) is through being set in after positive stop lug boss limited ring (23) on described undergauge section (22).
5. a kind of water pipe as claimed in claim 1 rotates expansion joint component, it is characterized in that: described U-shaped seal ring (8) comprises ring body (26), the mounting hole (12) coordinated with undergauge section (22) is established at the middle part of described ring body (26), outer side wall comprises the first cylindrical sidewall (13) connected successively, second cylindrical sidewall (15) and tapered sidewalls (16), the diameter of described second cylindrical sidewall (15) is greater than the first cylindrical sidewall (13), the miner diameter end of described tapered sidewalls (16) is connected with the second cylindrical sidewall (15), two cylindrical sidewall all connect with annular sidewall (14), and described annular sidewall (14) place plane is mutually vertical with the axis of U-shaped seal ring (8), U-shaped seal ring (8) has a circular groove (11) near the end face of tapered sidewalls (16), the cross section of described circular groove (11) is U-shaped, and the end diameter that described mounting hole (12) closes on the first cylindrical sidewall (13) is greater than the end diameter away from the first cylindrical sidewall (13).
6. a kind of water pipe as claimed in claim 5 rotates expansion joint component, it is characterized in that: described undergauge section (22) is established stabilizing ring (6) and back bracket ring (7), described back bracket ring (7) is containing back bracket ring body (9), the excircle of described back bracket ring body (9) has the circular orientation portion (10) of a tubular, be enclosed within first cylindrical sidewall (13) of U-shaped seal ring (8) outside described circular orientation portion (10), and with described annular sidewall (14) against.
7. a kind of water pipe as claimed in claim 1 rotates expansion joint component, it is characterized in that: described outer sleeve (4) is sleeved on sleeve pipe (5), and two ends respectively at correspondence sealed end (3) against, a toroidal cavity (29) is formed between the outer side wall of sleeve pipe (5) and the madial wall of outer sleeve (4), described end cover (3) also have some pod apertures (20), described pod apertures (20) one end is communicated with the inside of inner sleeve, the other end and described toroidal cavity (29) UNICOM.
8. a kind of water pipe as claimed in claim 3 rotates expansion joint component, it is characterized in that: the excircle of described end cover (3) opposing sidewalls is established a circular orientation recess (28), the end of described outer sleeve (4) coordinates with described circular orientation recess (28) locates.
9. a kind of water pipe as claimed in claim 1 rotates expansion joint component, it is characterized in that: described water pipe at least comprises two pipeline sections, connected by joint between adjacent two pipeline sections, described joint is a kind of water pipe rotation expansion joint component described in claim 1 ~ 8 any one claim.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520475780.5U CN205026259U (en) | 2015-06-30 | 2015-06-30 | Water pipe rotates expansion joint component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520475780.5U CN205026259U (en) | 2015-06-30 | 2015-06-30 | Water pipe rotates expansion joint component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205026259U true CN205026259U (en) | 2016-02-10 |
Family
ID=55258791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520475780.5U Expired - Fee Related CN205026259U (en) | 2015-06-30 | 2015-06-30 | Water pipe rotates expansion joint component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205026259U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104976461A (en) * | 2015-06-30 | 2015-10-14 | 胡立功 | Rotary expansion joint component for water pipes |
| CN106683719A (en) * | 2017-01-20 | 2017-05-17 | 中广核研究院有限公司 | Nuclear reactor and double-layer casing structure |
| CN110285281A (en) * | 2019-06-28 | 2019-09-27 | 沈鑫光 | A kind of free flow coupling convenient for connection |
-
2015
- 2015-06-30 CN CN201520475780.5U patent/CN205026259U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104976461A (en) * | 2015-06-30 | 2015-10-14 | 胡立功 | Rotary expansion joint component for water pipes |
| CN106683719A (en) * | 2017-01-20 | 2017-05-17 | 中广核研究院有限公司 | Nuclear reactor and double-layer casing structure |
| CN106683719B (en) * | 2017-01-20 | 2019-03-01 | 中广核研究院有限公司 | Nuclear reactor and double-layer sleeve structure |
| CN110285281A (en) * | 2019-06-28 | 2019-09-27 | 沈鑫光 | A kind of free flow coupling convenient for connection |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160210 Termination date: 20190630 |
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| CF01 | Termination of patent right due to non-payment of annual fee |