CN115751185B - Quick connecting pipeline with variable flow rate - Google Patents
Quick connecting pipeline with variable flow rate Download PDFInfo
- Publication number
- CN115751185B CN115751185B CN202211351115.6A CN202211351115A CN115751185B CN 115751185 B CN115751185 B CN 115751185B CN 202211351115 A CN202211351115 A CN 202211351115A CN 115751185 B CN115751185 B CN 115751185B
- Authority
- CN
- China
- Prior art keywords
- branch
- pipeline
- branch pipe
- pipe section
- fixing plate
- 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.)
- Active
Links
- 239000002184 metal Substances 0.000 claims abstract description 19
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 14
- 239000010959 steel Substances 0.000 claims abstract description 14
- 230000008878 coupling Effects 0.000 claims abstract description 4
- 238000010168 coupling process Methods 0.000 claims abstract description 4
- 238000005859 coupling reaction Methods 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims description 49
- 230000001105 regulatory effect Effects 0.000 claims description 8
- 239000007787 solid Substances 0.000 claims 1
- 239000007789 gas Substances 0.000 description 25
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 6
- 239000003345 natural gas Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/143—Reduction of greenhouse gas [GHG] emissions of methane [CH4]
Landscapes
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The invention discloses a quick connecting pipeline with variable flow rate, which comprises the following components: the main pipeline is a plurality of branch pipelines connected with the main pipeline, and the branch pipelines are arranged above the main pipeline through the mounting frame; install gas relief pressure valve, manometer, pneumatic quick trip valve, gas pressure switch on the trunk line, the branch pipeline includes: the branch pipeline section, heat-resistant steel expansion joint, branch pipeline flow control valve and branch pipeline coupling mechanism, the branch pipeline section includes: the branch pipe section comprises a branch pipe section head end and a branch pipe section tail end, wherein the branch pipe section head end and the branch pipe section tail end are respectively two ends of a branch pipe section; the branch pipeline connecting mechanism comprises: the device comprises a first elastic outer tube, a first end fixing plate, a first pushing cylinder, a lower elastic tube mounting plate, an elastic metal tube, an upper elastic tube mounting plate and a second end fixing plate; the pneumatic telescopic rod between the upper elastic tube mounting plate and the lower elastic tube mounting plate and the pneumatic element obliquely arranged are simultaneously acted, so that the elastic metal tube is quickly spliced with the branch tube section.
Description
Technical Field
The invention relates to the technical field of pipeline connection, in particular to a quick connection pipeline with variable flow rate.
Background
The quick connecting pipeline with variable flow rate is used in the gas pipeline, and the main gas pipeline of the furnace is connected with a valve of a workshop gas supply main pipe positioned near the furnace body. Meanwhile, each gas branch pipeline is independently provided with a gas flow regulating valve, an inlet gas electromagnetic valve and the like, so that an operator can conveniently regulate the flow according to the furnace temperature requirement. All steel pipes of the gas pipeline are fluid conveying seamless pipes, the installation construction is strictly carried out according to the standard, and the gas tightness detection is carried out after the construction is finished so as to ensure the safety of personnel and equipment.
However, all steel pipes of the gas pipeline are fluid conveying seamless pipes, the pipeline is large in size and weight, rapid splicing is difficult, meanwhile, the installed natural gas pipeline is fixed in position and difficult to be connected to a main pipeline, and meanwhile, the disassembly process is complicated.
Disclosure of Invention
The invention aims to provide a quick connecting pipeline with variable flow rate, which solves the following technical problems:
The natural gas pipeline that current is commonly used is bulky, and weight is also great, is difficult to quick concatenation, and the natural gas pipeline of installing simultaneously, the fixed position is difficult to be connected to the trunk line, inconvenient dismantlement.
The aim of the invention can be achieved by the following technical scheme:
a variable flow rate quick connect line comprising: the main pipeline is a plurality of branch pipelines connected with the main pipeline, and the branch pipelines are arranged above the main pipeline through the mounting frame;
Install gas relief pressure valve, manometer, pneumatic quick trip valve, gas pressure switch on the trunk line, the branch pipeline includes: the branch pipeline section, heat-resistant steel expansion joint, branch pipeline flow control valve and branch pipeline coupling mechanism, the branch pipeline section includes: the branch pipe section comprises a branch pipe section head end and a branch pipe section tail end, wherein the branch pipe section head end and the branch pipe section tail end are respectively two ends of a branch pipe section;
The branch pipeline connecting mechanism comprises: the pneumatic device comprises a first elastic outer tube, a first end fixing plate, a first pushing cylinder, a lower elastic tube mounting plate, an elastic metal tube, an upper elastic tube mounting plate, a second end fixing plate and a second pushing cylinder, wherein pneumatic elements which are obliquely arranged are respectively arranged on the second end fixing plate and the first end fixing plate, the two ends of the elastic metal tube are respectively provided with the upper elastic tube mounting plate and the lower elastic tube mounting plate, the lower elastic tube mounting plate is connected with the first end fixing plate through a lower locking rod, and the upper elastic tube mounting plate is connected with the second end fixing plate through the upper locking rod.
Further, the second end fixing plate and the first end fixing plate are both provided as annular elastic steel plates.
Further, the outside fixed mounting of support tube section head end has first end fixed plate, the outside fixed mounting of first end fixed plate has first outer baffle, the bottom fixedly connected with first elasticity outer tube of first end fixed plate, the bottom of first elasticity outer tube is connected with first propulsion cylinder through the pivot rotation, the output of first propulsion cylinder is connected with first propulsion kicking ball.
Further, the first pushing top ball is located at a corner formed by the first outer baffle and the first end fixing plate, and an inner sealing limit sleeve is sleeved in the head end of the support pipe section.
Further, the outside fixed mounting of branch pipe section end has the second end fixed plate, the outside fixed mounting of second end fixed plate has the second outer baffle, the top fixedly connected with second elasticity outer tube of second end fixed plate, the top of second elasticity outer tube is connected with the second through the pivot rotation and advances the cylinder, the output of second impels the cylinder is connected with the second and impels the kicking ball, the second impels the kicking ball and is located the corner that second outer baffle and second end fixed plate constitute.
Further, a second sealing ring groove is formed in the inner wall of the tail end of the branch pipe section, an elastic sealing ring is arranged in the second sealing ring groove, an annular magnetic sheet is arranged at the notch of the second sealing ring groove, and the annular magnetic sheet is adsorbed on the inner wall of the tail end of the branch pipe section to seal the second sealing ring groove.
Further, a first sealing ring groove corresponding to the elastic sealing ring is formed in one side of the inner sealing limit sleeve.
Further, the end of the head end of the branch pipe section and the end of the tail end of the branch pipe section extend into the elastic metal pipe.
Further, a pneumatic telescopic rod is arranged between the upper elastic tube mounting plate and the lower elastic tube mounting plate.
Furthermore, the main pipeline is connected with a branch pipeline section through a branch pipeline connecting mechanism, and the branch pipeline section is connected with a branch pipeline flow regulating valve through a heat-resistant steel expansion joint.
The invention has the beneficial effects that:
According to the invention, the elastic metal pipe is arranged, the obliquely arranged pneumatic element is provided with the mounting plate with certain elasticity, the pneumatic telescopic rod between the upper elastic pipe mounting plate and the lower elastic pipe mounting plate and the obliquely arranged pneumatic element simultaneously act, so that the elastic metal pipe is quickly spliced with the branch pipe section, meanwhile, the obliquely arranged pneumatic element enables the first end fixing plate and the second end fixing plate to slightly deform when being pushed due to the fact that the second end fixing plate and the first end fixing plate have certain elasticity, and the obliquely arranged pneumatic element enables the first end fixing plate and the second end fixing plate to be firmly fixed with the lower elastic pipe mounting plate and the obliquely arranged pneumatic element enables the connection between pipes to be more tight and firm.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the structure of the branch pipe connection mechanism of the present invention;
FIG. 3 is a schematic view of the structure of the end of a manifold segment of the present invention;
FIG. 4 is a schematic view of the head end of the branch pipe section of the present invention;
FIG. 5 is a schematic view of the structure of the elastic metal tube of the present invention;
fig. 6 is a schematic structural view of the second seal ring groove and the first seal ring groove of the present invention.
In the figure: 1. a gas pressure switch; 2. a pneumatic quick shut-off valve; 3. a pressure gauge; 4. a gas pressure reducing valve; 5. a main pipe; 6. a branch pipeline connecting mechanism; 7. a branch pipeline section; 701. the head end of the branch pipe section; 702. the end of the branch pipe section; 8. a branch pipeline flow regulating valve; 9. a heat-resistant steel expansion joint; 10. a first pushing knob; 11. an inner sealing limit sleeve; 12. a first elastic outer tube; 13. a first propulsion cylinder; 14. a lower locking rod; 15. a lower elastic tube mounting plate; 16. an elastic metal tube; 17. a pneumatic telescopic rod; 18. an upper locking rod; 19. an upper elastic tube mounting plate; 20. a first outer baffle; 21. a second end fixing plate; 22. a second propulsion cylinder; 23. a first end fixing plate; 24. an elastic sealing ring; 25. an annular magnetic sheet; 26. a second elastic outer tube; 27. a second seal ring groove; 28. a second pushing ball jack; 29. a first seal ring groove.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-6, the present invention is a variable flow rate quick connect line comprising: the main pipeline 5 is a plurality of branch pipelines connected with the main pipeline, and the plurality of branch pipelines are arranged above the main pipeline 5 through a mounting rack;
install gas relief pressure valve 4, manometer 3, pneumatic quick trip valve 2, gas pressure switch 1 on the trunk line 5, the branch pipeline includes: branch pipe section 7, heat-resistant steel expansion joint 9, branch pipe flow control valve 8 and branch pipe coupling mechanism 6, branch pipe section 7 includes: a branch pipe section head end 701 and a branch pipe section tail end 702, wherein the branch pipe section head end 701 and the branch pipe section tail end 702 are respectively two ends of a branch pipe section 7; the main pipeline 5 is provided with a gas pressure reducing valve 4, a pressure gauge 3, a pneumatic quick cut-off valve 2 and a gas pressure switch 1, so that gas in the main pipeline 5 can be cut off quickly when the total pipe gas pressure is low.
The branch pipe connection mechanism 6 includes: the first elastic outer tube 12, the first end fixing plate 23, the first propulsion cylinder 13, the lower elastic tube mounting plate 15, the elastic metal tube 16, the upper elastic tube mounting plate 19, the second end fixing plate 21 and the second propulsion cylinder 22, pneumatic elements obliquely arranged are respectively installed on the second end fixing plate 21 and the first end fixing plate 23, the upper elastic tube mounting plate 19 and the lower elastic tube mounting plate 15 are respectively arranged at two ends of the elastic metal tube 16, the lower elastic tube mounting plate 15 is connected with the first end fixing plate 23 through the lower locking rod 14, and the upper elastic tube mounting plate 19 is connected with the second end fixing plate 21 through the upper locking rod 18. The second end fixing plate 21 and the first end fixing plate 23 have certain elasticity, the inclined first pushing cylinder 13 and second pushing cylinder 22 generate inclined upward pushing force on the edges of the first end fixing plate 23 and the second end fixing plate 21, so that the first end fixing plate 23 and the second end fixing plate 21 generate slight deformation when pushed, at the moment, the lower locking rod 14 and the upper locking rod 18 are fixed, the rebound tendency of the first end fixing plate 23 and the second end fixing plate 21 is fixed, the first end fixing plate 23 and the lower elastic tube mounting plate 15 are firmly fixed, the second end fixing plate 21 and the upper elastic tube mounting plate 19 are firmly fixed, and the pneumatic element arranged in an inclined mode enables the joint between pipelines to be more compact and firm.
In one embodiment of the present invention, the second end fixing plate 21 and the first end fixing plate 23 are each provided as an annular elastic steel plate. The first end fixing plate 23 and the second end fixing plate 21 are easy to slightly deform when pushed, and the connection between the pipes is more fastened by using the rebound trend of the plates.
In one embodiment of the present invention, a first end fixing plate 23 is fixedly installed at the outer side of the head end 701 of the branch pipe section, a first outer baffle 20 is fixedly installed at the outer side of the first end fixing plate 23, a first elastic outer pipe 12 is fixedly connected to the bottom end of the first end fixing plate 23, a first pushing cylinder 13 is rotatably connected to the bottom end of the first elastic outer pipe 12 through a rotating shaft, and a first pushing top ball 10 is connected to the output end of the first pushing cylinder 13. The first push knob 10 facilitates pushing the first end fixing plate 23.
In one embodiment of the present invention, the first pushing ram 10 is located at a corner formed by the first outer baffle 20 and the first end fixing plate 23, and the inner sealing limit sleeve 11 is sleeved inside the head end 701 of the support pipe section. The first pushing ram 10 at the corner does not limit the movement of the first pushing cylinder 13, but allows the first pushing cylinder 13 to push the first end fixing plate 23 to move.
In one embodiment of the present invention, a second end fixing plate 21 is fixedly installed at the outer side of the end 702 of the branch pipe section, a second outer baffle 20 is fixedly installed at the outer side of the second end fixing plate 21, a second elastic outer tube 26 is fixedly connected to the top end of the second end fixing plate 21, a second pushing cylinder 22 is rotatably connected to the top end of the second elastic outer tube 26 through a rotating shaft, a second pushing top ball 28 is connected to the output end of the second pushing cylinder 22, and the second pushing top ball 28 is located at a corner formed by the second outer baffle 20 and the second end fixing plate 21. The second pushing ram 28 at the corner does not limit the movement of the second pushing cylinder 22, and the second pushing cylinder 22 pushes the second end fixing plate 21 to move.
In one embodiment of the present invention, a second sealing ring groove 27 is formed on the inner wall of the end 702 of the branch pipe segment, an elastic sealing ring 24 is disposed in the second sealing ring groove 27, an annular magnetic sheet 25 is disposed at the notch of the second sealing ring groove 27, and the annular magnetic sheet 25 is adsorbed on the inner wall of the end 702 of the branch pipe segment to seal the second sealing ring groove 27. The annular magnetic sheet 25 is pushed to slide upwards by the inner sealing limit sleeve 11, so that the annular magnetic sheet 25 does not plug the notch of the second sealing ring groove 27 any more, and when the first sealing ring groove 29 moves to the second sealing ring groove 27, the elastic sealing ring 24 pops up.
In one embodiment of the present invention, a first seal ring groove 29 corresponding to the elastic seal ring 24 is formed on one side of the inner seal limit sleeve 11. The elastic sealing ring 24 springs into the first sealing ring groove 29 and the second sealing ring groove 27, so that the sealing effect of the inner sealing limit sleeve 11 on the tail end 702 of the branch pipe segment is enhanced.
In one embodiment of the invention, both the end of the manifold segment head 701 and the end of the manifold segment tip 702 extend into the resilient metal tube 16. The elastic metal tube 16 is convenient to be tightly connected with the end part of the head end 701 of the branch tube section and the end part of the tail end 702 of the branch tube section, so that the tightness is enhanced.
In one embodiment of the present invention, a pneumatic telescoping rod 17 is disposed between the upper and lower spring tube mounting plates 19, 15. Facilitating the installation of the upper and lower spring tube mounting plates 19, 15.
In one embodiment of the invention, the main pipeline 5 is connected with a branch pipeline section 7 through a branch pipeline connecting mechanism 6, and the branch pipeline section 7 is connected with a branch pipeline flow regulating valve 8 through a heat-resistant steel expansion joint 9. And each branch pipeline is independently provided with a gas flow regulating valve so as to facilitate an operator to regulate the flow according to the furnace temperature requirement.
The working principle of the invention is as follows: the quick connecting pipeline with variable flow rate can be used for connecting a gas pipeline of a gas furnace, and a gas pressure reducing valve 4, a pressure gauge 3, a pneumatic quick cut-off valve 2 and a gas pressure switch 1 are arranged on a main pipeline 5; the main pipeline 5 is connected with a plurality of branch pipelines, and each branch pipeline is independently provided with a gas flow regulating valve so as to facilitate an operator to regulate flow according to the furnace temperature requirement; the branch pipeline section 7 is connected with the branch pipeline flow regulating valve 8 through the heat-resistant steel expansion joint 9, so that the valve is convenient to detach.
After a plurality of branch pipelines are arranged above a main pipeline 5 through a mounting frame and are connected with the main pipeline 5 through a branch pipeline connecting mechanism 6, a section of shorter branch pipeline head end 701 is welded on the main pipeline 5, an elastic metal pipe 16 and a branch pipeline section tail end 702 of another branch pipeline section 7 are sleeved outside an inner sealing limit sleeve 11 extending out of the branch pipeline head end 701, the inner sealing limit sleeve 11 is convenient for the sleeving and sealing of connecting parts, an annular magnetic sheet 25 is pushed to slide upwards through the inner sealing limit sleeve 11, so that the annular magnetic sheet 25 does not plug the notch of a second sealing ring groove 27 any more, when a first sealing ring groove 29 moves to the second sealing ring groove 27, an elastic sealing ring 24 pops out, the elastic sealing ring 24 pops into the first sealing ring groove 29 and the second sealing ring groove 27, and the sealing effect of the inner sealing limit sleeve 11 on the branch pipeline section tail end 702 is enhanced;
The pneumatic element is connected to the compressed air pipeline, the pneumatic telescopic rod 17, the first propelling cylinder 13 and the second propelling cylinder 22 are simultaneously propelled, the first propelling cylinder 13 and the second propelling cylinder 22 push the first end fixing plate 23 and the second end fixing plate 21 obliquely upwards, the first propelling knob 10 and the second propelling knob 28 at the corners are arranged, the first end fixing plate 23 and the second end fixing plate 21 stretch the second elastic outer pipe 26 and the first elastic outer pipe 12, the first end fixing plate 23 and the second end fixing plate 21 enable the first end 701 of the branch pipe section and the tail 702 of the branch pipe section to quickly stretch into the elastic metal pipe 16 and be in fastening joint with the elastic metal pipe 16, and the fixed branch pipeline is convenient to be connected to the fixed main pipeline 5; meanwhile, the second end fixing plate 21 and the first end fixing plate 23 have certain elasticity, the inclined first pushing cylinder 13 and the inclined second pushing cylinder 22 generate inclined upward pushing force on the edges of the first end fixing plate 23 and the second end fixing plate 21, so that the first end fixing plate 23 and the second end fixing plate 21 generate slight deformation when pushed, at the moment, the lower locking rod 14 and the upper locking rod 18 are fixed, the rebound tendency of the first end fixing plate 23 and the second end fixing plate 21 is fixed, the first end fixing plate 23 and the lower elastic tube mounting plate 15 are firmly fixed, the second end fixing plate 21 and the upper elastic tube mounting plate 19 are firmly fixed, and the pneumatic element arranged in an inclined mode enables the joint between pipelines to be more compact and firm.
In the description of the present invention, it should be understood that the terms "upper," "lower," "left," "right," and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience of description and for simplifying the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, as well as a specific orientation configuration and operation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
The foregoing describes one embodiment of the present invention in detail, but the description is only a preferred embodiment of the present invention and should not be construed as limiting the scope of the invention. All equivalent changes and modifications within the scope of the present invention are intended to be covered by the present invention.
Claims (10)
1. A variable flow rate quick connect line comprising: the main pipeline (5) and the branch pipelines are connected with the main pipeline (5), and the branch pipelines are arranged above the main pipeline (5) through the mounting frame;
Install gas relief pressure valve (4), manometer (3), pneumatic quick trip valve (2) and gas pressure switch (1) on trunk line (5), the branch pipeline includes: the branch pipeline section (7), heat-resistant steel expansion joint (9), branch pipeline flow control valve (8) and branch pipeline coupling mechanism (6), branch pipeline section (7) include: a branch pipe section head end (701) and a branch pipe section tail end (702), wherein the branch pipe section head end (701) and the branch pipe section tail end (702) are respectively two ends of a branch pipe section (7);
the branch pipeline connecting mechanism (6) comprises: first elasticity outer tube (12), first end fixed plate (23), first propulsion cylinder (13), lower elasticity pipe mounting panel (15), elasticity metal tube (16), go up elasticity pipe mounting panel (19), second end fixed plate (21) and second propulsion cylinder (22), second end fixed plate (21) and first end fixed plate (23) are installed the slope respectively second propulsion cylinder (22) and first propulsion cylinder (13), the both ends of elasticity metal tube (16) are provided with elasticity pipe mounting panel (19) and elasticity pipe mounting panel (15) down respectively, elasticity pipe mounting panel (15) are connected with first end fixed plate (23) through lower lock solid pole (14), go up elasticity pipe mounting panel (19) and be connected with second end fixed plate (21) through last lock pole (18).
2. A variable flow rate quick connect line according to claim 1, characterized in that the second end fixing plate (21) and the first end fixing plate (23) are each provided as ring-shaped elastic steel plates.
3. The quick connecting pipeline with the variable flow rate according to claim 1, wherein a first end fixing plate (23) is fixedly installed on the outer side of the head end (701) of the branch pipe section, a first outer baffle (20) is fixedly installed on the outer side of the first end fixing plate (23), a first elastic outer pipe (12) is fixedly connected to the bottom end of the first end fixing plate (23), a first propelling cylinder (13) is rotatably connected to the bottom end of the first elastic outer pipe (12) through a rotating shaft, and a first propelling top ball (10) is connected to the output end of the first propelling cylinder (13).
4. A variable flow rate quick connect line according to claim 3, wherein said first push knob (10) is located at a corner formed by a first outer baffle (20) and a first end fixing plate (23), and an inner sealing limit sleeve (11) is sleeved inside the head end (701) of said branch pipe section.
5. The quick connection pipeline with the variable flow rate according to claim 4, wherein a second end fixing plate (21) is fixedly installed on the outer side of the tail end (702) of the branch pipe section, a second outer baffle plate (20) is fixedly installed on the outer side of the second end fixing plate (21), a second elastic outer tube (26) is fixedly connected to the top end of the second end fixing plate (21), a second propelling cylinder (22) is rotatably connected to the top end of the second elastic outer tube (26) through a rotating shaft, a second propelling top ball (28) is connected to the output end of the second propelling cylinder (22), and the second propelling top ball (28) is located at a corner formed by the second outer baffle plate (20) and the second end fixing plate (21).
6. The quick connection pipeline with variable flow rate according to claim 5, wherein a second sealing ring groove (27) is formed in the inner wall of the tail end (702) of the branch pipe section, an elastic sealing ring (24) is arranged in the second sealing ring groove (27), an annular magnetic sheet (25) is arranged at the notch of the second sealing ring groove (27), and the annular magnetic sheet (25) is adsorbed on the inner wall of the tail end (702) of the branch pipe section to seal the second sealing ring groove (27).
7. The quick connection pipe with variable flow rate according to claim 6, characterized in that a first sealing ring groove (29) corresponding to the elastic sealing ring (24) is provided on one side of the inner sealing limit sleeve (11).
8. A variable flow rate quick connect line according to claim 6, wherein the end of the branch pipe section head (701) and the end of the branch pipe section tip (702) both extend into the resilient metal tube (16).
9. A variable flow rate quick connect line according to claim 8, characterized in that a pneumatic telescopic rod (17) is provided between the upper elastic tube mounting plate (19) and the lower elastic tube mounting plate (15).
10. A variable flow rate quick connection pipe according to claim 1, characterized in that the main pipe (5) is connected with a branch pipe section (7) through a branch pipe connection mechanism (6), and the branch pipe section (7) and a branch pipe flow regulating valve (8) are connected through a heat-resistant steel expansion joint (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211351115.6A CN115751185B (en) | 2022-10-31 | 2022-10-31 | Quick connecting pipeline with variable flow rate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211351115.6A CN115751185B (en) | 2022-10-31 | 2022-10-31 | Quick connecting pipeline with variable flow rate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115751185A CN115751185A (en) | 2023-03-07 |
| CN115751185B true CN115751185B (en) | 2024-08-23 |
Family
ID=85354726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211351115.6A Active CN115751185B (en) | 2022-10-31 | 2022-10-31 | Quick connecting pipeline with variable flow rate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115751185B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109027504A (en) * | 2018-10-25 | 2018-12-18 | 天津市源翔市政工程有限公司 | A kind of gas pipeline flow regulator |
| CN215807147U (en) * | 2021-09-23 | 2022-02-11 | 泰能天然气有限公司 | Gas quick connecting pipe |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200486028Y1 (en) * | 2015-10-14 | 2018-03-23 | 주식회사 기하정밀 | Quick connecting apparatus for pipe |
| CN216361285U (en) * | 2021-05-18 | 2022-04-22 | 徐州苍宇之星信息科技有限公司 | Anti-leakage urban gas transmission and combustion pipeline with quick assembly |
| CN215862247U (en) * | 2021-07-08 | 2022-02-18 | 云浮新奥燃气有限公司 | Gas pipeline |
| CN217328944U (en) * | 2022-05-05 | 2022-08-30 | 周宁涛 | Quick connector for gas pipeline |
| CN217634463U (en) * | 2022-06-30 | 2022-10-21 | 珠海市荣泰市政工程有限公司 | Quick connector for gas pipeline of outer wall of urban high-rise building |
-
2022
- 2022-10-31 CN CN202211351115.6A patent/CN115751185B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109027504A (en) * | 2018-10-25 | 2018-12-18 | 天津市源翔市政工程有限公司 | A kind of gas pipeline flow regulator |
| CN215807147U (en) * | 2021-09-23 | 2022-02-11 | 泰能天然气有限公司 | Gas quick connecting pipe |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115751185A (en) | 2023-03-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN115751185B (en) | Quick connecting pipeline with variable flow rate | |
| CN219775116U (en) | Corrugated telescopic rubber pipe | |
| CN109282103A (en) | A kind of plug-in stop pipe fitting joint | |
| CN219530161U (en) | Exhaust pipe assembly of compressor test equipment and compressor test equipment | |
| CN209100855U (en) | A kind of plug-in stop pipe fitting joint | |
| CN109373066A (en) | A kind of rupture water pipe installation auxiliary stand | |
| CN111255971B (en) | Annular cavity expansion compensator | |
| CN112728178B (en) | Gas pressure regulator with good air tightness | |
| CN212226371U (en) | Quick positioning connector for PE pipeline | |
| CN110186539B (en) | Centering connecting mechanism of flange for detecting and installing flowmeter | |
| CN221922175U (en) | Pressure reducing valve | |
| CN104033619A (en) | Fully-open barrier-free type pneumatic vacuum diaphragm valve for sewage discharge | |
| CN220062223U (en) | Condenser gas collecting tube group convenient to dismouting | |
| CN200986486Y (en) | Wind pressure measuring pipe quick blowing apparatus | |
| CN205781650U (en) | A kind of thermal expansion of pipeline compensation device | |
| CN221676231U (en) | Welding gun plugging device | |
| CN211289196U (en) | Pipeline plugging device for gas pipeline engineering | |
| CN111075948A (en) | Flexible cut-off device and pipeline provided with same | |
| CN220453037U (en) | Pressure compensation type pipeline joint and pipeline connection structure | |
| CN220268568U (en) | Flow valve seat protection device convenient to disassemble and assemble | |
| CN210088151U (en) | Safety valve for domestic synthetic liquefied gas | |
| CN220870356U (en) | High leakproofness air pipe | |
| CN203585634U (en) | Expansion device of front flushing pipeline | |
| CN219415882U (en) | Pipeline combination extension device for heat exchanger | |
| CN220337707U (en) | Assembled gas pipe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |