CN112325377B - First-stage water mixing pipeline and assembly - Google Patents
First-stage water mixing pipeline and assembly Download PDFInfo
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- CN112325377B CN112325377B CN202011001298.XA CN202011001298A CN112325377B CN 112325377 B CN112325377 B CN 112325377B CN 202011001298 A CN202011001298 A CN 202011001298A CN 112325377 B CN112325377 B CN 112325377B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D19/00—Details
- F24D19/10—Arrangement or mounting of control or safety devices
- F24D19/1006—Arrangement or mounting of control or safety devices for water heating systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D3/00—Hot-water central heating systems
- F24D3/10—Feed-line arrangements, e.g. providing for heat-accumulator tanks, expansion tanks ; Hydraulic components of a central heating system
Abstract
The invention relates to a sub-first-station water mixing pipeline, which comprises a main pipeline (1), branch output pipelines (2) distributed on the main pipeline (1) and branch input pipelines (3) connected with the branch output pipelines (2); the branch output pipeline (2) comprises an input first joint (4) with an input end connected with the main pipeline (1), an input second joint (5) with an output end connected with the branch input pipeline (3), and a branch thermal expansion redundancy device connected between an outlet of the input first joint (4) and an inlet of the input second joint (5); the invention has reasonable design, compact structure and convenient use.
Description
Technical Field
The invention relates to a sub-first-station water mixing pipeline and a sub-first-station water mixing assembly, which are disclosed as 201811303638.7 in the application date: 20181102 division.
Background
The current heating system design is unreasonable, and the investment is big, and hydraulic balance effect is not good, because the pipeline has the heat consume, the flow resistance, the farther away from the boiler room distance, along with the continuous branch of heat flow, constantly lengthen, the heat waste of its trunk line is big more, and the fluid flow loss is big more moreover, the unbalanced phenomenon of water conservancy appears to the end heat exchange station is unheated, the overheated phenomenon of head end heat exchange station how guarantee end and head end heat supply balance, realize that the balanced allotment of heat becomes the technical problem that the solution is badly needed.
In the traditional heat supply system, the investment is overlarge due to the combination of the simple heat exchange stations, the scaling of a heat source boiler is caused due to the simple water mixing station, the heat supply system is recombined according to the advantages of the two parties, the boiler is not scaled due to the heat exchange stations, and the water pump energy conservation and hydraulic balance are realized by the water mixing station.
Disclosure of Invention
The invention aims to solve the technical problem of providing a sub-mixing water pipeline and a sub-mixing water pipeline assembly at a first station.
In order to solve the problems, the technical scheme adopted by the invention is as follows:
a first-station sub water mixing pipeline comprises a main pipeline, branch output pipelines distributed on the main pipeline, and branch input pipelines connected with the branch output pipelines;
the branch output pipeline comprises an input first joint with an input end connected with the main pipeline, an input second joint with an output end connected with the branch input pipeline, and a branch thermal expansion redundancy device connected between an outlet of the input first joint and an inlet of the input second joint.
As a further improvement of the above technical solution:
the branched thermal expansion redundancy device comprises an input connecting disc arranged at an outlet of an input first joint, an input end face sealing ring arranged at the back of the input connecting disc, an input axial sealing ring arranged on the outer side wall of the outlet of the input first joint, a middle flexible connecting assembly connected between the outlet of the input first joint and an inlet of an input second joint, a sealing ring for a middle connecting shaft sleeved on the outer side wall of the inlet of the input second joint, and a middle connecting fixing disc positioned on the right side of the sealing ring for the middle connecting shaft and sleeved on the input second joint.
The middle flexible connecting assembly comprises a middle sleeve body, a middle input end part sleeve, a middle connecting disc, a middle connecting screw rod, a middle connecting back nut, a middle connecting gasket and a middle connecting spring, wherein the inner side wall of the middle connecting spring is in sealing contact with the outer side wall of the middle connecting disc, the right end face of the middle connecting disc is in sealing contact with the back of the input connecting disc, the middle input end part sleeve is arranged at the left end of the middle sleeve body, the right end face of the middle connecting disc is in sealing contact with the back of the input connecting disc, the middle connecting disc is arranged at the right end of the middle sleeve body, the left end of the middle connecting disc is distributed in a flange hole at the end of the middle connecting disc, the right end of the middle connecting disc penetrates through the corresponding flange hole of the middle connecting fixing disc, the middle connecting back nut is positioned on the right side of the middle connecting fixing disc and is in threaded connection with the right end of the middle connecting screw rod, the middle connecting gasket is sleeved on the middle connecting screw rod, and the middle connecting spring is positioned between the right side of the middle connecting gasket and the middle connecting back nut.
A third outer sealing sleeve sleeved on the branch thermal expansion redundancy device is arranged between the input first joint and the input second joint in a sealing manner;
the third outer sealing sleeve comprises a third middle corrugated sleeve positioned in the middle and two third end sealing heads which are arranged at two ends of the third middle corrugated sleeve in the middle and are respectively connected with the input first joint and the input second joint in a sealing manner;
a fourth sealing film sleeve is hermetically sleeved on the third outer sealing sleeve;
a fifth outer sealing protective sleeve sleeved on the fourth sealing film sleeve is arranged between the input first connector and the input second connector in a sealing manner, and a fifth compensating differential pressure pipeline used for blowing liquid or gas into an inner cavity of the fifth outer sealing protective sleeve is arranged on the fifth outer sealing protective sleeve;
a first flexible support assembly connected with the ground or the side wall is arranged on the input first joint;
the first flexible support assembly comprises a first fixing frame connected with the ground or the side wall, a first upper connecting flange and a first lower connecting flange which are fixed on the branch input pipeline, a first middle frame which is positioned between the first upper connecting flange and the first lower connecting flange and one end of which is connected with the first fixing frame, first upper spring rods which are distributed at the lower end of the first upper connecting flange, first upper rolling balls which are arranged at the lower end of the first upper spring rods through universal shafts and are in rolling contact with the upper surface of the first middle frame, first lower spring rods which are distributed at the upper end of the first lower connecting flange, first lower rolling balls which are arranged at the upper end of the first lower spring rods through universal shafts and are in rolling contact with the lower surface of the first middle frame, and a first radial cylinder which is radially arranged, the root of which is hinged in a central hole of the first middle frame, and the end of the piston rod of which is in pressure contact with the outer side wall of the branch input pipeline;
and a second auxiliary correction support assembly which is connected with the ground or the side wall and has the same structure with the first flexible support assembly is arranged on the input second joint.
The utility model provides an subassembly of first station muddy water pipeline, includes branch's redundant device of thermal expansion, middle flexible coupling assembling, third external sealing cover and/or first flexible support subassembly.
The invention is a layered branch structure, the main boiler house is built in the city, the heat is generated by the way of burning coal or gas, etc., and is respectively transmitted to each branch station in parallel by a single pipe through the primary heat supply pipeline, and each branch station is transmitted to the sub water mixing station in parallel through the corresponding secondary heat supply pipeline. For better regulation and control, intelligent control and remote regulation and control are realized through the Internet of things, the intermediate station processor and the substation processor realize near-end control according to the feedback temperature of each primary temperature/flow sensor or each secondary temperature/flow sensor, the metering comparison with the main regulation and control processor is carried out, the corresponding primary pipeline electromagnetic valve and the opening and closing size of the secondary pipeline electromagnetic valve are determined, so that the uniform distribution of the whole heat is ensured, the processor controls electric heating to carry out auxiliary heating due to inevitable loss at the tail end of a far position, so that the heat loss is supplemented, the energy conservation and consumption reduction are realized, the main regulation and control processor is used as a main dispatching processor, a primary bus and a secondary bus are used for realizing data transmission and remote control. The invention has reasonable structure, saves capital, saves energy and reduces consumption.
The advantages of the invention are not limited to this description, but are described in more detail in the detailed description for better understanding.
Drawings
FIG. 1 is a block diagram of the architecture of the present invention.
Fig. 2 is a schematic diagram of an exploded structure from a first perspective of the present invention.
Fig. 3 is a schematic diagram of an exploded structure from a second perspective of the present invention.
Wherein: 36. a main boiler room; 37. a head separation station; 38. a sub-mixing station; 39. a primary heat supply pipeline; 40. a secondary heat supply pipeline; 41. a primary pipeline solenoid valve; 42. a secondary pipeline solenoid valve; 43. a general regulation processor; 44. a primary bus; 45. an intermediate station processor; 46. a secondary bus; 47. a substation processor; 48. a primary temperature/flow sensor; 49. a secondary temperature/flow sensor; 1. a main pipeline; 2. a branched output pipe; 3. a branched input pipe; 4. inputting a first connector; 5. inputting a second connector; 6. a first flexible mount assembly; 7. a first upper connecting flange; 8. a first lower connecting flange; 9. a first intermediate frame; 10. a first fixing frame; 11. a first upper roller ball; 12. a first upper spring bar; 13. a first lower spring bar; 14. a first lower rolling ball; 15. a first radial cylinder; 16. an input connection pad; 17. an input end face seal ring; 18. inputting an axial sealing ring; 19. a middle flexible connection assembly; 20. a middle sleeve body; 21. a middle input end sleeve; 22. a middle connecting disc; 23. the middle is connected with a screw rod; 24. the middle is connected with a back nut; 25. the middle is connected with a spring; 26. the middle is connected with a gasket; 27. the middle part is connected with a fixed disc; 28. the middle connecting shaft is provided with a sealing ring; 29. a second auxiliary alignment pedestal assembly; 30. a third outer jacket; 31. a third intermediate pleat pack; 32. a third end seal head; 33. a fourth set of sealing film sleeve; 34. a fifth outer sealing protective sleeve; 35. and a fifth compensating differential pressure line.
Detailed Description
As shown in fig. 1, the first-stage sub-mixing pipe of the present embodiment includes a main pipe 1, branch output pipes 2 distributed on the main pipe 1, and branch input pipes 3 connected to the branch output pipes 2;
the branch output pipeline 2 comprises an input first joint 4 with an input end connected with the main pipeline 1, an input second joint 5 with an output end connected with the branch input pipeline 3, and a branch thermal expansion redundancy device connected between an outlet of the input first joint 4 and an inlet of the input second joint 5.
The branched thermal expansion redundancy device comprises an input connecting disc 16 arranged at an outlet of an input first joint 4, an input end face sealing ring 17 arranged at the back of the input connecting disc 16, an input axial sealing ring 18 arranged on the outer side wall of the outlet of the input first joint 4, an intermediate flexible connecting assembly 19 connected between the outlet of the input first joint 4 and the inlet of an input second joint 5, a sealing ring 28 for an intermediate connecting shaft sleeved on the outer side wall of the inlet of the input second joint 5, and an intermediate connecting fixing disc 27 positioned on the right side of the sealing ring 28 for the intermediate connecting shaft and sleeved on the input second joint 5.
The middle flexible connecting assembly 19 comprises a middle sleeve body 20, a middle connecting shaft sealing ring 28, a middle input end part sleeve 21, a middle connecting disc 22 and a middle connecting screw rod 23, wherein the inner side wall of the middle flexible connecting assembly is in sealing contact with the outer side wall of the input axial sealing ring 18, the middle input end part sleeve 21 is arranged at the left end of the middle sleeve body 20, the right end face of the middle input end part sleeve is in sealing contact with the back face of the input connecting disc 16, the left end of the middle connecting disc 22 is distributed in a flange hole at the end part of the middle connecting disc 22, the right end of the middle connecting screw rod passes through a flange hole corresponding to the middle connecting fixing disc 27, the middle connecting back nut 24 is positioned on the right side of the middle connecting fixed disk 27 and is in threaded connection with the right end of the middle connecting screw 23, the middle connecting gasket 26 is sleeved on the middle connecting screw 23 and is positioned between the right side of the middle connecting fixed disk 27 and the middle connecting back nut 24, and the middle connecting spring 25 is sleeved on the middle connecting screw 23 and is positioned between the right side of the middle connecting gasket 26 and the middle connecting back nut 24.
A third outer sealing sleeve 30 sleeved on the branch thermal expansion redundancy device is arranged between the input first joint 4 and the input second joint 5 in a sealing manner;
the third outer sealing sleeve 30 comprises a third middle corrugated sleeve 31 positioned in the middle, and two third end sealing heads 32 arranged at two ends of the third middle corrugated sleeve 31 in the middle and respectively connected with the input first joint 4 and the input second joint 5 in a sealing manner;
a fourth sealing film sleeve 33 is hermetically sleeved on the third outer sealing sleeve 30;
a fifth outer sealing protective sleeve 34 sleeved on the fourth sealing film sleeve 33 is arranged between the input first connector 4 and the input second connector 5 in a sealing manner, and a fifth compensating differential pressure pipeline 35 used for blowing liquid or gas into an inner cavity of the fifth outer sealing protective sleeve 34 is arranged on the fifth outer sealing protective sleeve 34;
a first flexible support assembly 6 connected with the ground or the side wall is arranged on the input first joint 4;
the first flexible support assembly 6 comprises a first fixed frame 10 connected with the ground or the side wall, a first upper connecting flange 7 and a first lower connecting flange 8 fixed on the branch input pipeline 3, a first middle frame 9 positioned between the first upper connecting flange 7 and the first lower connecting flange 8 and having one end connected with the first fixed frame 10, and a first upper spring rod 12 distributed at the lower end of the first upper connecting flange 7, the first upper rolling ball 11 is arranged at the lower end of the first upper spring rod 12 through a universal shaft and is in rolling contact with the upper surface of the first middle frame 9, the first lower spring rod 13 is distributed at the upper end of the first lower connecting flange 8, the first lower rolling ball 14 is arranged at the upper end of the first lower spring rod 13 through the universal shaft and is in rolling contact with the lower surface of the first middle frame 9, and the first radial cylinder 15 is radially arranged, the root part of the first radial cylinder is hinged in a central hole of the first middle frame 9, and the end of the piston rod is in pressure contact with the outer side wall of the branch input pipeline 3;
a second auxiliary alignment pedestal assembly 29, which is connected to the ground or side wall and has the same structure as the first flexible pedestal assembly 6, is mounted on the input second joint 5.
The components of the mixing pipe of the first-stage sub-mixing pipe of the present embodiment include a branch thermal expansion redundancy device, an intermediate flexible connection component 19, a third outer jacket 30 and/or a first flexible seat component 6.
As shown in fig. 1 to 3, the sub-primary station sub-mixing energy-saving heating system of the present embodiment includes a main boiler room 36, a primary heating pipeline 39, a sub-primary station 37, a secondary heating pipeline 40, a sub-mixing station 38, a tertiary heating pipeline, and an indoor heating device, which are configured in a layered structure;
a main boiler room 36 for providing heat energy to the designated area of the urban area by consuming energy;
a primary heat supply pipeline 39 connected between the main boiler room 36 and the plurality of branch stations 37 and transferring heat generated by the main boiler room 36 to the branch stations 37;
the primary heat supply pipeline 39 is provided with a primary heat supply pipeline, a secondary heat supply pipeline and/or an intermediate electric heater, the primary heat supply pipeline is provided with a pipeline outlet, and the secondary heat supply pipeline is provided with a pipeline outlet;
a secondary heat supply pipeline 40 connected between one branch head station 37 and a plurality of sub water mixing stations 38;
an sub-mixing station 38, which is provided with a water mixer, and the water mixer is arranged in a heat exchange manner with the tail end of the secondary heat supply pipeline 40;
a tertiary heat supply pipeline connected between one sub water mixing station 38 and a plurality of indoor heaters;
the indoor heating device is installed in house and serves as the tail end of the heating system.
A primary pipeline electromagnetic valve 41 and a primary temperature/flow sensor 48 are arranged at the tail end of the primary heat supply pipeline 39,
a secondary pipeline electromagnetic valve 42 and a secondary temperature/flow sensor 49 are arranged at the tail end of the secondary heat supply pipeline 40,
at the main boiler room 36 there is a main regulation processor 43,
an intermediate station processor 45 electrically connected with the primary pipeline electromagnetic valve 41 and the primary temperature/flow sensor 48 is arranged at the head station 37;
a sub-mixing station 38 is provided with a branch station processor 47 which is electrically connected with a secondary pipeline electromagnetic valve 42 and a secondary temperature/flow sensor 49;
the general regulation processor 43 is communicatively connected to the intermediate station processor 45 via a primary bus 44;
the intermediate station processor 45 is communicatively coupled to the substation processor 47 via a secondary bus 46.
The invention is a layered branch structure, a main boiler room 36 (for example, 2000 households are a unit) is built in a city, heat is generated by means of coal or gas and the like, the heat is respectively transmitted to each branch head station 37 (for example, 500 households are a unit, only 4 are needed) which are connected in parallel through a primary heat supply pipeline 39 in a single pipe mode, each branch head station 37 is transmitted to a sub water mixing station 38 (for example, 100 households are a unit, only 5 are needed) which are connected in parallel through a corresponding secondary heat supply pipeline 40, the structure is reasonable, and the problem of uneven heat distribution is solved compared with a transmission heat supply distribution mode. For better regulation and control, intelligent control and remote regulation and control are realized through the Internet of things, the corresponding primary pipeline electromagnetic valve 41 and the opening and closing size of the secondary pipeline electromagnetic valve 42 are determined according to the feedback temperature of each primary temperature/flow sensor 48 or each secondary temperature/flow sensor 49, the intermediate station processor 45 and the substation processor 47 realize near-end control and are compared with the measurement of the main regulation and control processor 43, so that the uniform distribution of the whole heat is ensured, and the original four-stage structure of a boiler room, a primary network, a heat exchange station and a secondary network is changed into a five-stage structure: the boiler room-primary net-first station-secondary net-secondary water mixing station-third net solves the problems of excessive amount and large investment of the original heat exchange stations, the problem of hydraulic balance through the water mixing station, the problem that the water mixing station is easy to cause scaling of the boiler room is solved, the investment is reduced, the occupied area of the heat exchange station is reduced, energy is saved and consumption is reduced by utilizing the hydraulic balance of the water mixing station, meanwhile, the water mixing station is convenient to operate and adjust, the main regulation processor 43 serves as a main dispatching, the primary bus 44 and the secondary bus 46 realize data transmission and remote control. The invention has reasonable structure, saves capital, saves energy and reduces consumption.
The primary heat supply pipeline 39 and/or the secondary heat supply pipeline 40 comprise a main pipeline 1, branch output pipelines 2 distributed on the main pipeline 1 and branch input pipelines 3 connected with the branch output pipelines 2;
the branch output pipeline 2 comprises an input first joint 4 with an input end connected with the main pipeline 1, an input second joint 5 with an output end connected with the branch input pipeline 3, and a branch thermal expansion redundancy device connected between an outlet of the input first joint 4 and an inlet of the input second joint 5;
the branch thermal expansion redundancy device comprises an input connecting disc 16 arranged at an outlet of the input first joint 4, an input end face sealing ring 17 arranged at the back of the input connecting disc 16, an input axial sealing ring 18 arranged on the outer side wall of the outlet end of the input first joint 4, a middle flexible connecting assembly 19 connected between the outlet of the input first joint 4 and the inlet of the input second joint 5, a sealing ring 28 for a middle connecting shaft sleeved on the outer side wall of the inlet end of the input second joint 5, and a middle connecting fixing disc 27 which is positioned at the right side of the sealing ring 28 for the middle connecting shaft and sleeved on the input second joint 5;
the middle flexible connecting assembly 19 comprises a middle sleeve body 20, a middle connecting shaft sealing ring 28, a middle input end part sleeve 21, a middle connecting disc 22 and a middle connecting screw rod 23, wherein the inner side wall of the middle flexible connecting assembly is in sealing contact with the outer side wall of the input axial sealing ring 18, the middle input end part sleeve 21 is arranged at the left end of the middle sleeve body 20, the right end face of the middle input end part sleeve is in sealing contact with the back face of the input connecting disc 16, the left end of the middle connecting disc 22 is distributed in a flange hole at the end part of the middle connecting disc 22, the right end of the middle connecting screw rod passes through a flange hole corresponding to the middle connecting fixing disc 27, the middle connecting back nut 24 is positioned on the right side of the middle connecting fixed disk 27 and is in threaded connection with the right end of the middle connecting screw 23, the middle connecting gasket 26 is sleeved on the middle connecting screw 23 and is positioned between the right side of the middle connecting fixed disk 27 and the middle connecting back nut 24, and the middle connecting spring 25 is sleeved on the middle connecting screw 23 and is positioned between the right side of the middle connecting gasket 26 and the middle connecting back nut 24.
A third outer sealing sleeve 30 sleeved on the branch thermal expansion redundancy device is arranged between the input first joint 4 and the input second joint 5 in a sealing manner;
the third outer sealing sleeve 30 comprises a third middle corrugated sleeve 31 positioned in the middle, and two third end sealing heads 32 arranged at two ends of the third middle corrugated sleeve 31 in the middle and respectively connected with the input first joint 4 and the input second joint 5 in a sealing manner;
a fourth sealing film sleeve 33 is hermetically sleeved on the third outer sealing sleeve 30;
a fifth outer sealing protective sleeve 34 sleeved on the fourth sealing film sleeve 33 is arranged between the input first connector 4 and the input second connector 5 in a sealing manner, and a fifth compensating differential pressure pipeline 35 used for blowing liquid or gas into an inner cavity of the fifth outer sealing protective sleeve 34 is arranged on the fifth outer sealing protective sleeve 34.
A first flexible support assembly 6 connected with the ground or the side wall is arranged on the input first joint 4;
the first flexible support assembly 6 comprises a first fixed frame 10 connected with the ground or the side wall, a first upper connecting flange 7 and a first lower connecting flange 8 fixed on the branch input pipeline 3, a first middle frame 9 positioned between the first upper connecting flange 7 and the first lower connecting flange 8 and having one end connected with the first fixed frame 10, and a first upper spring rod 12 distributed at the lower end of the first upper connecting flange 7, the first upper rolling ball 11 is arranged at the lower end of the first upper spring rod 12 through a universal shaft and is in rolling contact with the upper surface of the first middle frame 9, the first lower spring rod 13 is distributed at the upper end of the first lower connecting flange 8, the first lower rolling ball 14 is arranged at the upper end of the first lower spring rod 13 through the universal shaft and is in rolling contact with the lower surface of the first middle frame 9, and the first radial cylinder 15 is radially arranged, the root part of the first radial cylinder is hinged in a central hole of the first middle frame 9, and the end of the piston rod is in pressure contact with the outer side wall of the branch input pipeline 3;
a second auxiliary alignment pedestal assembly 29, which is connected to the ground or side wall and has the same structure as the first flexible pedestal assembly 6, is mounted on the input second joint 5.
The thermal expansion displacement control compatible process of the present embodiment includes the following steps,
step one, connecting a main pipeline 1 with an input end of an input first joint 4, and connecting a branch output pipeline 2 with an output end of an input second joint 5;
step two, mounting a first flexible support assembly 6 on the input first joint 4; firstly, a first lower connecting flange 8, a first middle frame 9 and a first upper connecting flange 7 are sequentially arranged on an input first joint 4; then, fixing the bottom of the first fixing frame 10 on a wall or the ground through an expansion wire, and fixedly connecting the first middle frame 9 with the first fixing frame 10; secondly, a first upper spring rod 12 and a first lower spring rod 13 are respectively arranged on the first lower connecting flange 8 and the first upper connecting flange 7, a first upper rolling ball 11 and a first lower rolling ball 14 are respectively arranged at the end parts of the first upper spring rod 12 and the first lower spring rod 13 through universal joints, and the first upper rolling ball 11 and the first lower rolling ball 14 are respectively in rolling contact with the corresponding end surfaces of the first middle frame 9; thirdly, adjusting the spring pressure of the first upper spring rod 12 and the first lower spring rod 13; next, a first radial cylinder 15 is radially arranged in the central hole of the first middle frame 9, and the contact pressure of the piston head of the first radial cylinder 15 and the outer side wall of the input first joint 4 is set;
step three, mounting a second auxiliary correcting support assembly 29 on the input second joint 5 according to the sequence of the step two;
firstly, mounting an input connecting disc 16 on the input first joint 4; then, an input end face sealing ring 17 is installed on the back face of the input connecting disc 16, and an input axial sealing ring 18 is installed at the port of the input first joint 4; secondly, a middle connecting fixed disc 27 is arranged on the input second joint 5, and a middle connecting shaft sealing ring 28 is arranged at the port of the input second joint 5;
step five, installing an intermediate flexible connecting assembly 19 between the input first joint 4 and the input second joint 5; first, the intermediate input end portion cover 21, the intermediate cover body 20, and the intermediate connection disc 22 are connected as a whole; then, two ends of the middle sleeve body 20 are sleeved on the input axial sealing ring 18, and the middle input end part sleeve 21 is hermetically connected with the back surface of the input connecting disc 16; secondly, the middle connecting fixed disc 27 and the middle connecting disc 22 are connected through a middle connecting screw rod 23; thirdly, the middle connecting back nut 24 is screwed on the middle connecting screw rod 23, and the pretightening force of the middle connecting gasket 26 to the middle connecting fixed disk 27 is adjusted through the middle connecting spring 25;
step six, firstly, a third outer sealing sleeve 30 is installed on the middle flexible connecting assembly 19; then, a fourth set of sealing film sleeve 33 is sleeved on the third outer sealing sleeve 30; finally, a fifth outer sealing protective sleeve 34 is sleeved on the fourth sealing film sleeve 33;
and step seven, blowing gas or liquid with the same pressure as the pressure in the branch output pipeline 2 into the inner cavity of the fifth outer sealing protective sleeve 34 through a fifth compensating differential pressure pipeline 35.
Step eight, the pressure gauge on the fifth external sealing protective sleeve 34 transmits the pressure inside the fifth external sealing protective sleeve 34 to the processor in real time, and the processor controls the fifth compensating differential pressure pipeline 35 to increase or decrease the pressure through the controller.
When the invention is used, the input first joint 4 and the input second joint 5 are disconnected, the first flexible support assembly 6 is used for realizing auxiliary support, the branch output pipeline 2 and the branch input pipeline 3 are prevented from being suspended, and the stress at the interface is avoided, so that the sealing and supporting separation is realized, and the design is reasonable. The first upper connecting flange 7 and the first lower connecting flange 8 realize lifting support, the first upper spring rod 12 and the first lower spring rod 13 realize elastic flexible support, the first upper rolling ball 11 and the first lower rolling ball 14 realize rolling contact to reduce moving noise and friction, the first radial cylinder 15 realizes swinging moving support so as to ensure lateral positioning and fixing, the first fixing frame 10 serves as a positioning and fixing reference through the first middle frame 9 and realizes axial positioning and sealing through the input connecting disc 16 and the input end face sealing ring 17, the second sealing is realized through the input axial sealing ring 18, the middle flexible connecting component 19 realizes flexible transition connection, the compatibility is good, thermal expansion deformation is compensated, the middle sleeve body 20 is fixedly connected and sealed with the input first connector 4, and the middle sleeve body 20 and the input second connector 5 realize axial movement and sliding sealing, the connection support is realized through a middle input end part sleeve 21, a middle connecting disc 22, a middle connecting screw rod 23 and a middle connecting back nut 24, the pretightening force is adjusted through a middle connecting spring 25 and a middle connecting gasket 26, so that the pressure compensation is realized, a fixing disc 27 is connected in the middle, the middle connecting shaft is axially connected and sealed through a sealing ring 28, and a second auxiliary correction support assembly 29 is used for auxiliary support and correction of the position of a branch pipeline. Realize the secondary compensation through third external seal cover 30 and seal, realize deformation through fold cover 31 in the middle of the third, realize the tertiary through fourth set sealing film cover 33 and seal, realize through fifth external seal protective sheath 34 that the outside is isolated and prevent that the mouse from gnawing and stings, with the physics fish tail. The fifth compensating pressure difference pipeline 35 compensates the isobaric gas/liquid, thereby ensuring the pressure balance inside and outside the seal, and reducing the pressure change of the seal ring/membrane caused by the pressure difference.
The invention has the advantages of reasonable design, low cost, firmness, durability, safety, reliability, simple operation, time and labor saving, capital saving, compact structure and convenient use.
The present invention has been fully described for a clear disclosure and is not to be considered as an exemplification of the prior art.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; it is obvious as a person skilled in the art to combine several aspects of the invention. And such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (2)
1. A first-station sub-water mixing pipeline is characterized by comprising a main pipeline (1), branch output pipelines (2) distributed on the main pipeline (1) and branch input pipelines (3) connected with the branch output pipelines (2); the branch output pipeline (2) comprises an input first joint (4) with an input end connected with the main pipeline (1), an input second joint (5) with an output end connected with the branch input pipeline (3), and a branch thermal expansion redundancy device connected between an outlet of the input first joint (4) and an inlet of the input second joint (5);
the branch thermal expansion redundancy device comprises an input connecting disc (16) arranged at an outlet of an input first joint (4), an input end face sealing ring (17) arranged at the back face of the input connecting disc (16), an input axial sealing ring (18) arranged on the outer side wall of the outlet end of the input first joint (4), a middle flexible connecting assembly (19) connected between the outlet of the input first joint (4) and the inlet of an input second joint (5), a sealing ring (28) for a middle connecting shaft sleeved on the outer side wall of the inlet end of the input second joint (5), and a middle connecting fixing disc (27) which is positioned on the right side of the sealing ring (28) for the middle connecting shaft and sleeved on the input second joint (5);
the middle flexible connecting assembly (19) comprises a middle sleeve body (20) with an inner side wall in sealing contact with a sealing ring (28) for a middle connecting shaft and an outer side wall of an input axial sealing ring (18), a middle input end part sleeve (21) arranged at the left end of the middle sleeve body (20) and with a right end face in sealing contact with the back face of the input connecting disc (16), a middle connecting disc (22) arranged at the right end of the middle sleeve body (20), a middle connecting screw rod (23) with a left end distributed in a flange hole at the end part of the middle connecting disc (22) and a right end penetrating through a corresponding flange hole of the middle connecting fixed disc (27), a middle connecting back nut (24) positioned at the right side of the middle connecting fixed disc (27) and in threaded connection with the right end of the middle connecting screw rod (23), a middle connecting gasket (26) sleeved on the middle connecting screw rod (23) and positioned between the right side of the middle connecting fixed disc (27) and the middle connecting back nut (24), And a middle connecting spring (25) which is sleeved on the middle connecting screw rod (23) and is positioned between the right side of the middle connecting gasket (26) and the middle connecting back nut (24);
a third outer sealing sleeve (30) sleeved on the branch thermal expansion redundancy device is arranged between the input first joint (4) and the input second joint (5) in a sealing mode; the third outer sealing sleeve (30) comprises a third middle corrugated sleeve (31) positioned in the middle and three end sealing heads (32) which are arranged at two ends of the third middle corrugated sleeve (31) in the middle and are respectively connected with the input first joint (4) and the input second joint (5) in a sealing way; a fourth sealing film sleeve (33) is hermetically sleeved on the third outer sealing sleeve (30); a fifth external sealing protective sleeve (34) sleeved on a fourth sealing film sleeve (33) is arranged between the input first connector (4) and the input second connector (5) in a sealing manner, and a fifth compensation differential pressure pipeline (35) used for blowing liquid or gas into an inner cavity of the fifth external sealing protective sleeve (34) is arranged on the fifth external sealing protective sleeve (34); a first flexible support assembly (6) connected with the ground or the side wall is arranged on the input first joint (4); the first flexible support assembly (6) comprises a first fixing frame (10) connected with the ground or the side wall, a first upper connecting flange (7) and a first lower connecting flange (8) fixed on the branch input pipeline (3), a first middle frame (9) positioned between the first upper connecting flange (7) and the first lower connecting flange (8) and having one end connected with the first fixing frame (10), first upper spring rods (12) distributed at the lower end of the first upper connecting flange (7), first upper rolling balls (11) arranged at the lower end of the first upper spring rods (12) through universal shafts and in rolling contact with the upper surface of the first middle frame (9), first lower spring rods (13) distributed at the upper end of the first lower connecting flange (8), and first lower rolling balls (14) arranged at the upper end of the first lower spring rods (13) through universal shafts and in rolling contact with the lower surface of the first middle frame (9), The first radial cylinder (15) is arranged in the radial direction, the root part of the first radial cylinder is hinged in a central hole of the first middle frame (9), and the end of the piston rod is in pressure contact with the outer side wall of the branch input pipeline (3); and a second auxiliary correcting support assembly (29) which is connected with the ground or the side wall and has the same structure with the first flexible support assembly (6) is arranged on the input second joint (5).
2. An assembly of a primary station mixing pipe, characterized by comprising the branched thermal expansion redundancy device of a primary station mixing pipe according to claim 1, an intermediate flexible connection assembly (19), a third outer jacket (30) and/or a first flexible seat assembly (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011001298.XA CN112325377B (en) | 2018-11-02 | 2018-11-02 | First-stage water mixing pipeline and assembly |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811303638.7A CN109442564B (en) | 2018-11-02 | 2018-11-02 | Sub-mixing energy-saving heating system of head station |
| CN202011001298.XA CN112325377B (en) | 2018-11-02 | 2018-11-02 | First-stage water mixing pipeline and assembly |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811303638.7A Division CN109442564B (en) | 2018-11-02 | 2018-11-02 | Sub-mixing energy-saving heating system of head station |
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| CN112325377A CN112325377A (en) | 2021-02-05 |
| CN112325377B true CN112325377B (en) | 2021-10-12 |
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| CN201811303638.7A Active CN109442564B (en) | 2018-11-02 | 2018-11-02 | Sub-mixing energy-saving heating system of head station |
| CN202011001298.XA Active CN112325377B (en) | 2018-11-02 | 2018-11-02 | First-stage water mixing pipeline and assembly |
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| KR101077059B1 (en) * | 2011-05-31 | 2011-10-26 | 양재구 | Pipeline system usinga bladder type pressure tank having function of detecting breakage of the bladder |
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| CN205447932U (en) * | 2016-04-01 | 2016-08-10 | 河北波涛节能科技有限公司 | Energy -saving heat supply circulating system |
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| CN108253505A (en) * | 2018-02-07 | 2018-07-06 | 单文啸 | A kind of mixed water heating system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2354677B1 (en) * | 2010-02-03 | 2015-08-19 | GEWOFAG Gebäude Service GmbH | Use of heat from the district heating return |
| KR101261170B1 (en) * | 2011-09-23 | 2013-05-09 | 곽상칠 | Warm water supplying and heating apparatus |
| CN103256643A (en) * | 2013-05-06 | 2013-08-21 | 何沛文 | Heating system based on hot water |
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- 2018-11-02 CN CN202011001298.XA patent/CN112325377B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101077059B1 (en) * | 2011-05-31 | 2011-10-26 | 양재구 | Pipeline system usinga bladder type pressure tank having function of detecting breakage of the bladder |
| CN104930576A (en) * | 2015-06-29 | 2015-09-23 | 北京合利能科技有限公司 | Highly-stable anticorrosion complete set heat supply system |
| CN205447932U (en) * | 2016-04-01 | 2016-08-10 | 河北波涛节能科技有限公司 | Energy -saving heat supply circulating system |
| CN207262509U (en) * | 2017-10-10 | 2018-04-20 | 浙江永德信铜业有限公司 | A kind of PP R floor heatings water admixing center system |
| CN108253505A (en) * | 2018-02-07 | 2018-07-06 | 单文啸 | A kind of mixed water heating system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109442564B (en) | 2021-01-05 |
| CN112325377A (en) | 2021-02-05 |
| CN109442564A (en) | 2019-03-08 |
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