CN110426277A - A kind of coiled pipe heat exchange module water pressure test high pressure sealing docking facilities - Google Patents
A kind of coiled pipe heat exchange module water pressure test high pressure sealing docking facilities Download PDFInfo
- Publication number
- CN110426277A CN110426277A CN201910762634.3A CN201910762634A CN110426277A CN 110426277 A CN110426277 A CN 110426277A CN 201910762634 A CN201910762634 A CN 201910762634A CN 110426277 A CN110426277 A CN 110426277A
- Authority
- CN
- China
- Prior art keywords
- casing
- adapter tube
- water
- tube
- flange disk
- 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.)
- Granted
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 147
- 238000007789 sealing Methods 0.000 title claims abstract description 33
- 238000012360 testing method Methods 0.000 title claims abstract description 29
- 238000003032 molecular docking Methods 0.000 title claims abstract description 20
- 230000007246 mechanism Effects 0.000 claims abstract description 8
- 230000000694 effects Effects 0.000 claims description 9
- 230000009471 action Effects 0.000 claims description 5
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 102000010637 Aquaporins Human genes 0.000 claims 1
- 108010063290 Aquaporins Proteins 0.000 claims 1
- 230000000903 blocking effect Effects 0.000 description 6
- PIRWNASAJNPKHT-SHZATDIYSA-N pamp Chemical compound C([C@@H](C(=O)N[C@@H](CCCNC(N)=N)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CC=1C2=CC=CC=C2NC=1)C(=O)N[C@@H](CC(N)=O)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CC=1C2=CC=CC=C2NC=1)C(=O)N[C@@H](C)C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](CO)C(=O)N[C@@H](CCCNC(N)=N)C(N)=O)NC(=O)[C@H](CCC(O)=O)NC(=O)[C@H](CO)NC(=O)[C@H](C)NC(=O)[C@@H](NC(=O)[C@H](CC(O)=O)NC(=O)[C@H](CC(C)C)NC(=O)[C@H](CCCNC(N)=N)NC(=O)[C@H](C)N)C(C)C)C1=CC=CC=C1 PIRWNASAJNPKHT-SHZATDIYSA-N 0.000 description 6
- 239000007789 gas Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 230000001965 increasing effect Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/04—Chucks
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
- G01N3/12—Pressure testing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0001—Type of application of the stress
- G01N2203/0003—Steady
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0017—Tensile
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/0042—Pneumatic or hydraulic means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0058—Kind of property studied
- G01N2203/006—Crack, flaws, fracture or rupture
- G01N2203/0062—Crack or flaws
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/026—Specifications of the specimen
- G01N2203/0262—Shape of the specimen
- G01N2203/0274—Tubular or ring-shaped specimens
Abstract
The invention discloses a kind of coiled pipe heat exchange module water pressure test high pressure sealing docking facilities, including the adapter tube and casing being sequentially distributed along waterflood direction, the water inlet end of adapter tube is equipped with quick inner connecting tube, water outlet is equipped with pipe connecting flange disk, fixed mechanism, water inlet end to be sealed connected together the inlet and outlet pipes of casing and header are equipped in the water outlet of casing and is equipped with casing flange disk, and the center of casing flange disk is equipped with spring positioning platform；Stay tube is equipped between casing flange disk and pipe connecting flange disk, adapter tube, stay tube and casing three form water passage, adapter tube, stay tube and casing three are connected to a fixed together by fastening assembly, only open gate is provided between spring positioning platform and the water outlet of adapter tube, only it is connected with spring between open gate and spring positioning platform, spring makes only open gate have the trend of the water outlet end face for being pressed on adapter tube always.The present invention has the advantages that working efficiency can be improved.
Description
Technical field
The present invention relates to the water pressure test equipment technical fields of energy-saving and emission-reduction heat-exchanger rig, and in particular to a kind of coiled pipe changes
Thermal modules water pressure test high pressure sealing docking facilities.
Background technique
The material base that the energy is depended on for existence and development as human society, is paid much attention to by countries in the world always, China
No exception, especially in current new historical periods, for the paces for accelerating China's Ecological Civilization Construction, energy-saving and emission-reduction are to build
The inevitable choice of vertical resource-conserving and environment-friendly society.Energy-saving and emission-reduction are a Xiang Changyuan of China's economy and society development
Strategy and policy and an extremely urgent task.Recovery waste heat reduces energy consumption and realizes energy-saving and emission-reduction, environmental protection development war to China
Slightly have important practical significance.Meanwhile UTILIZATION OF VESIDUAL HEAT IN to improve working conditions, it is energy saving, increase production, improve product
Quality, reduction production cost etc. play increasing effect, and some has become indivisible composition in industrial production
Part.
Exhaust Gas Heat Loss for Utility Boiler is one of main heat loss in thermal power plant, utilizes system using smoke discharging residual heat
Exhaust gas temperature is reduced, the economy of power plant can be greatly improved, is one of the important channel for improving generatine set heat efficiency.
Currently, domestic many power plant reduce exhaust gas temperature using low-level (stack-gas) economizer technology, economy of power plant is improved.If by
The heat-exchanger rig that dry coiled pipe heat exchange module assembles is one of the necessary device of low-level (stack-gas) economizer technology, coiled pipe heat exchange mould
The superiority and inferiority of block performance directly affects dust collection efficiency and system equipment Acceptable life.Coiled pipe used at present changes
Thermal modules generally comprise: two headers and several row's snakelike heat exchange tubes between two headers, wherein a header
On be provided with inlet and outlet pipes, exhaust pipe and inlet and outlet pipes are provided in another header.
The water pressure test is one of coiled pipe heat exchange module manufacture most important process of link, to detect coiled pipe heat exchange mould
Block whether there is leakage, whether can bear postrun pressure and the burn-through with the presence or absence of welded seam, solder skip and crackle
Etc. obvious shortcomings.
When the water pressure test, first the exhaust pipe of header is connected with hydraulic pamp, and the water inlet outlet pipe of one of header is connect
Enter the water source connecting tube for setting check valve on the quick extension tube attached of pipe end band and tube body, then opens check valve and connect at water source by water source
Each header of adapter tube injection coiled pipe heat exchange module and each snakelike heat exchange tube are closed after filling water in coiled pipe heat exchange module
Check valve then extracts water source connecting tube simultaneously by the inlet and outlet pipes of another header by end socket sealing blocking from header
By the inlet and outlet pipes of the header also by end socket sealing blocking, followed by hydraulic pamp to adding in coiled pipe heat exchange module
Pressure, checks whether coiled pipe heat exchange module leaks.
Due to during the water pressure test, it is this water source connecting tube is pulled up from the inlet and outlet pipes of header after envelope is installed again
Head is sealed the working method of closure to the inlet and outlet pipes, and not only time-consuming and laborious, irrigation period is long, inconvenient, Er Qieying
Ring working efficiency.
Summary of the invention
The object of the present invention is to provide coiled pipe heat exchange module hydraulic pressure examinations that is a kind of time saving and energy saving and can improving working efficiency
It tests with high pressure sealing docking facilities.
To achieve the above object, present invention employs following technical solutions: a kind of coiled pipe heat exchange module water pressure test use
High pressure sealing docking facilities, including along waterflood direction be sequentially distributed to the adapter tube, the Yi Jiyong that connect with water source connecting tube
With the casing that the inlet and outlet pipes of the header with coiled pipe heat exchange module socket-connect, far from casing in the two sides pipe end of the adapter tube
One end be water inlet end, close to one end of casing be water outlet, the water inlet end of adapter tube be provided with to water source connecting tube pipe end
Quick extension tube attached match the quick inner connecting tube of butt-joint locking, the water outlet of adapter tube is provided with pipe connecting flange disk, the set
One end of close adapter tube is water inlet end in the two sides pipe end of pipe, one end far from adapter tube is water outlet, is set in the water outlet of casing
It is equipped with the fixed mechanism to be sealed connected together the inlet and outlet pipes of casing and header, the water inlet end of casing is provided with set
Pipe flange is provided centrally with spring positioning platform in casing flange disk, and spring positioning platform is by several circumferentially in bullet
Spoke bar outside spring positioning table is connected with casing flange disk；Be provided between casing flange disk and pipe connecting flange disk to
Water passage, adapter tube, stay tube and casing is collectively formed in the stay tube that casing is connected with adapter tube, adapter tube, stay tube and casing three
Three is connected to a fixed together by fastening assembly, and only open gate is provided between spring positioning platform and the water outlet of adapter tube,
Only be connected with spring between open gate and spring positioning platform, spring make only open gate there is the water outlet end face for being pressed on adapter tube always
Trend；When the hydraulic pressure for taking over side is greater than the sum of acting force of the spring and casing side hydraulic pressure, only effect of the open gate in adapter tube side hydraulic pressure
Under can leave adapter tube water outlet end face, to open water passage, when the hydraulic pressure of casing side is greater than the hydraulic pressure of adapter tube side, only lead to
On the water outlet end face that door can be pressed on adapter tube under the collective effect of casing side hydraulic pressure and spring, to cut off water passage.
Further, a kind of coiled pipe heat exchange module water pressure test high pressure sealing docking facilities above-mentioned, in which: fixed
The structure of mechanism includes: the internal diameter that the internal diameter of the water outlet of casing is greater than the water inlet end of casing, thus in the variable diameter of internal surface of sleeve pipe
Place formed for header intake out end surfaces against annular convex shoulder, seal washer is provided on annular convex shoulder；In casing
Fixing sleeve is respectively arranged with one axially through the installation for pricking hoop disk in the quadrangle for pricking hoop disk equipped with hoop disk is pricked outside water outlet
Hole；It further include that two U-shapeds that can be stuck in header prick hoop, the outer end for the two sides straight section that every U-shaped pricks hoop is thread segment, and two
Root U-shaped pricks hoop and respectively corresponds a pair of of the mounting hole for pricking the hoop upper and lower two sides of disk, and every U-shaped pricks hoop and is stuck in header by U-shaped bayonet
The two sides straight section that upper and every U-shaped pricks hoop is each passed through corresponding mounting hole and is threaded with locking nut, screws all locks
Tight nut is pressed on the end face of inlet and outlet pipes on the seal washer of casing annular convex shoulder, to make inlet and outlet pipes and cover
Its external bobbin seal links together.
Further, a kind of coiled pipe heat exchange module water pressure test high pressure sealing docking facilities above-mentioned, in which: fastening
The structure of component includes: circumferentially arranged on pipe connecting flange disk to have several first through hole axially through pipe connecting flange disk, In
It is circumferentially arranged in casing flange disk to have several the second through-holes axially through casing flange disk, the first through hole of pipe connecting flange disk
It is corresponded with the second through-hole of casing flange disk, is equipped with one respectively in each pair of corresponding first through hole and the second through-hole
Fastening bolt, the screw rod of every fastening bolt are threadedly coupled a fastening after passing through corresponding first through hole and the second through-hole respectively
Nut screws all fastening nuts, makes pipe connecting flange disk and casing flange disk is in opposite shape sealed clamping stay tube, to make to cover
Three is detachably connected is fixed together for pipe, stay tube and adapter tube.
Further, a kind of coiled pipe heat exchange module water pressure test high pressure sealing docking facilities above-mentioned, in which: covering
The annular positioning groove for stay tube insertion, the two sides of stay tube are respectively arranged on the opposite side end face of pipe flange and pipe connecting flange disk
Pipe end is respectively embedded into the corresponding annular positioning groove in two sides, be placed with respectively in each annular positioning groove to sealing flange with
The seal washer in gap between stay tube.
Further, a kind of coiled pipe heat exchange module water pressure test high pressure sealing docking facilities above-mentioned, in which: only
It is provided with seal washer between open gate and adapter tube water outlet end face, takes over water outlet end when only open gate is pressed on by seal washer
When face, seal washer can seal gap between only open gate and adapter tube water outlet end face.
Further, a kind of coiled pipe heat exchange module water pressure test high pressure sealing docking facilities above-mentioned, in which: connecing
The water inlet end of pipe is provided with the quick inner connecting tube to match butt-joint locking with the quick extension tube attached of water source connecting tube pipe end.
Further, a kind of coiled pipe heat exchange module water pressure test high pressure sealing docking facilities above-mentioned, in which: every
The conduit for axially extending to pipe connecting flange disk is separately installed on root spoke bar, all conduits are centered around on the outside of only open gate, institute
There is conduit that the guide channel that only open gate can be made accurately to be moved to adapter tube water outlet end face is collectively formed.
Further, a kind of coiled pipe heat exchange module water pressure test high pressure sealing docking facilities above-mentioned, in which: in bullet
Spring positioning table is provided centrally with the first positioning convex platform being inserted in for spring protruded to adapter tube side, is arranged at the center of only open gate
The second positioning convex platform of oriented casing side protrusion being inserted in for spring, the both ends of spring are respectively fitted over the first positioning convex platform and second
On positioning convex platform.
Through the implementation of the above technical solution, easy to operate the beneficial effects of the present invention are: structure is simple, dismounting maintenance
It is convenient, after high-pressure hydraulic pump, which is constantly injected high pressure water by water source connecting tube, to be taken over, since the hydraulic pressure of adapter tube side can be greater than bullet
The sum of spring active force and casing side hydraulic pressure, at this time only open gate can be left under the action of adapter tube side hydraulic pressure adapter tube water outlet end face and
Water passage is opened, so that high-pressure hydraulic be made constantly to be poured into coiled pipe heat exchange module automatically through water passage；When shutting down high pressure
After water pump and check valve, as hydraulic pamp in coiled pipe heat exchange module to pressurizeing, the hydraulic pressure in coiled pipe heat exchange module
When greater than the hydraulic pressure for taking over side, only open gate can be pressed on the water outlet end of adapter tube under the collective effect of casing side hydraulic pressure and spring
Cut off water passage on face, be automatically performed the sealing blocking to the inlet and outlet pipes, eliminate originally by water source connecting tube from into
Outlet pipe installs end socket again process after extracting, it is time saving and energy saving, it greatly improves work efficiency.
Detailed description of the invention
Fig. 1 is that a kind of structure of coiled pipe heat exchange module water pressure test high pressure sealing docking facilities of the present invention is shown
It is intended to.
Fig. 2 is the enlarged diagram at the position H shown in Fig. 1.
Fig. 3 is the structural schematic diagram of casing flange disk shown in Fig. 1 right view direction.
Fig. 4 connects for a kind of coiled pipe heat exchange module water pressure test high pressure sealing docking facilities shown in Fig. 1 and water source
Structural schematic diagram both when taking over unassembled.
Specific embodiment
Invention is further described in detail in the following with reference to the drawings and specific embodiments.
As shown in Figure 1, Figure 2, Figure 3, Figure 4, a kind of coiled pipe heat exchange module water pressure test is docked with high pressure sealing
Device, including along waterflood direction be sequentially distributed to the adapter tube 2 that connects with water source connecting tube 1 and to coiled pipe
The casing 3 that the inlet and outlet pipes of the header of heat exchange module socket-connect, one end in the two sides pipe end of the adapter tube 2 far from casing 3 are
Water inlet end, close to casing 3 one end be water outlet, be provided in the water inlet end of adapter tube 2 to fast with 1 pipe end of water source connecting tube
Fast extension tube attached 19 matches the quick inner connecting tube 20 of butt-joint locking, and the water outlet of adapter tube 2 is provided with pipe connecting flange disk 4, described
One end in the two sides pipe end of casing 3 close to adapter tube 2 is water inlet end, one end far from adapter tube 2 is water outlet, in going out for casing 3
Water end (W.E.) is provided with the fixed mechanism to be sealed connected together the inlet and outlet pipes of casing 3 and header, in the water inlet end of casing 3
It is provided with casing flange disk 5, is provided centrally with spring positioning platform 6 in casing flange disk 5, spring positioning platform 6 passes through several
Circumferentially the spoke bar 7 outside spring positioning platform 6 is connected with casing flange disk 5；In casing flange disk 5 and pipe connecting flange
It is provided with the stay tube 8 casing 3 to be connected with adapter tube 2 between disk 4, adapter tube 2, stay tube 8 and 3 three of casing is collectively formed
Water passage, casing 3, stay tube 8 and 2 three of adapter tube by fastening assembly be connected to a fixed together, spring positioning platform 6 with connect
It is provided with only open gate 9 between the water outlet of pipe 2, spring 10 is only connected between open gate 9 and spring positioning platform 6, spring 10 makes to stop
Open gate 9 has the trend for the water outlet end face for being pressed on adapter tube 2 always；When the hydraulic pressure of adapter tube side is greater than acting force of the spring and casing
When the sum of side hydraulic pressure, only open gate 9 can leave adapter tube water outlet end face under the action of adapter tube side hydraulic pressure and open water passage, when
When the hydraulic pressure of casing side is greater than the hydraulic pressure of adapter tube side, only open gate 9 can compress under the collective effect of casing side hydraulic pressure and spring 10
On the water outlet end face of adapter tube 2, to cut off water passage；
In the present embodiment, the structure of fixed mechanism includes: that the internal diameter of the water outlet of casing 3 is greater than the interior of the water inlet end of casing 3
Diameter, thus at the variable diameter of 3 inner wall of casing formed for header intake out end surfaces against annular convex shoulder, on annular convex shoulder
It is provided with the first seal washer 11；Fixing sleeve is equipped with hoop disk 12 is pricked outside the water outlet of casing 3, in the quadrangle point for pricking hoop disk 12
It is not provided with one axially through the mounting hole for pricking hoop disk；It further include that two U-shapeds that can be stuck in header prick hoop 13, every U-shaped
The outer end for pricking the two sides straight section of hoop 13 is thread segment, and two U-shapeds prick one that hoop 13 respectively corresponds the bundle hoop upper and lower two sides of disk 12
To mounting hole, every U-shaped bundle hoop 13 is stuck in the two sides straight section that in header and every U-shaped pricks hoop 13 by U-shaped bayonet and wears respectively
It crosses corresponding mounting hole and is threaded with locking nut 14, screw all locking nuts 14, the end face of inlet and outlet pipes can be pressed on
On first seal washer 11 of annular convex shoulder, so that it is sealed connected together inlet and outlet pipes with the casing 3 covered outside it, on
It is simple to state fixed mechanism structure, dismounting is easy to maintenance, greatly improves work efficiency；
In the present embodiment, the structure of fastening assembly include: on pipe connecting flange disk 4 it is circumferentially arranged have it is several axially through connecing
The first through hole 41 of pipe flange 4, in casing flange disk 5 it is circumferentially arranged have it is several axially through the of casing flange disk 5
Two through-holes 51, the first through hole 41 of pipe connecting flange disk 4 and the second through-hole 51 of casing flange disk 5 correspond, in each pair of correspondence
First through hole 41 and the second through-hole 51 in be equipped with a fastening bolt 15 respectively, the screw rod of every fastening bolt 15 passes through pair
The first through hole 41 answered and it is threadedly coupled a fastening nut 16 respectively after the second through-hole 51, screws all fastening nuts 16, make
Pipe connecting flange disk 4 and casing flange disk 5 are in opposite shape sealed clamping stay tube 8, to make casing 3, stay tube 8 and 2 three of adapter tube can
It is releasably connected and fixed, above-mentioned fastening assembly structure is simple, can facilitate casing, stay tube and the dismounting dimension for taking over three
It repairs, improves assembly and maintenance efficiency；
In the present embodiment, it is respectively arranged on opposite side end face of the casing flange disk 5 with pipe connecting flange disk 4 embedding for stay tube 8
The annular positioning groove entered, the two sides pipe end of stay tube 8 is respectively embedded into the corresponding annular positioning groove in two sides, in each annular positioning groove
It is placed with the second seal washer 17 to gap between sealing flange and stay tube 8 respectively, casing, stay tube can be improved in this way
And the sealing effect of adapter tube three, improve the stability in use of equipment；In the present embodiment, it is discharged in only open gate 9 and adapter tube 2
End is provided with third seal washer 18 between end face, when only open gate 9 is pressed on adapter tube water outlet end by third seal washer 18
When face, third seal washer 18 can seal gap between 2 water outlet end face of only open gate 9 and adapter tube, and only open gate can be improved in this way
Sealing effect between adapter tube water outlet end face, further improves the stability in use of equipment；
In the present embodiment, the conduit 21 for axially extending to pipe connecting flange disk 4, institute are separately installed on every spoke bar 7
There is conduit 21 to be centered around the only outside of open gate 9, all conduits 21 be collectively formed can make only open gate 9 be accurately moved to adapter tube 2 and be discharged
The guide channel for holding end face, can be further improved the stability in use of equipment in this way；In the present embodiment, in spring positioning platform
6 be provided centrally with to adapter tube side protrude the first positioning convex platform 61 being inserted in for spring, only open gate 9 be provided centrally with to
The second positioning convex platform 91 of casing side protrusion being inserted in for spring, the both ends of spring 10 are respectively fitted over the first positioning convex platform 61 and the
On two positioning convex platforms 91, make only that for open gate together with spring split installation, folding repairs spring and only open gate is more square in this way
Just；
Before the water pressure test, first removes U-shaped and prick hoop 13, then by 3 sets of casing in one of header with coiled pipe heat exchange module
Inlet and outlet pipes outside, then again by U-shaped prick hoop 13 be stuck in header by U-shaped bayonet and every U-shaped is pricked bind round 13 two sides
Straight section is each passed through corresponding mounting hole rear thread and connects a locking nut 14, then screws all locking nuts 14, makes to pass in and out
The end face of water pipe is pressed on the first seal washer 11 of annular convex shoulder, thus inlet and outlet pipes with to cover casing 3 outside it close
Envelope links together；Then the quick extension tube attached 19 of 1 pipe end of water source connecting tube is buckled to the water inlet end for being sealedly connected on adapter tube 2 again
Quick inner connecting tube 20 on；
When the water pressure test, first opens check valve and start high-pressure hydraulic pump, high-pressure hydraulic pump constantly will be high by water source connecting tube at this time
Water is pressed to inject adapter tube 2, since the hydraulic pressure of adapter tube side can be greater than the sum of acting force of the spring and casing side hydraulic pressure, only open gate 9 exists at this time
1 water outlet end of adapter tube can be left under the action of adapter tube side hydraulic pressure and opens water passage, and high pressure water is continuous through water passage at this time
It pours into coiled pipe heat exchange module；It after coiled pipe heat exchange module fills water, closes check valve and shuts down high-pressure hydraulic pump, then will
Then the inlet and outlet pipes of another header recycle hydraulic pamp to adding in coiled pipe heat exchange module by end socket sealing blocking
Pressure, when the hydraulic pressure in coiled pipe heat exchange module is greater than the hydraulic pressure of adapter tube side, i.e., when the hydraulic pressure of casing side is greater than the hydraulic pressure of adapter tube side,
Stop on the water outlet end face that open gate 9 can be pressed on adapter tube 2 under the collective effect of casing side hydraulic pressure and spring 10 at this time and cuts off
Water passage is automatically performed the sealing blocking to the inlet and outlet pipes, rises to pressure in coiled pipe heat exchange module to hydraulic pamp pre-
If stopping pressurization after detecting pressure, check whether coiled pipe heat exchange module leaks.
The invention has the advantages that easy to operate, dismounting is easy to maintenance the beneficial effects of the present invention are: structure is simple, work as height
Water pump by water source connecting tube constantly by high pressure water injection adapter tube after, due to adapter tube side hydraulic pressure can be greater than acting force of the spring with
The sum of casing side hydraulic pressure, only open gate can leave adapter tube water outlet end face under the action of adapter tube side hydraulic pressure at this time and opened water is logical
Road, so that high-pressure hydraulic be made constantly to be poured into coiled pipe heat exchange module automatically through water passage；Lead to when shutting down high-pressure hydraulic pump and stopping
After valve, as hydraulic pamp in coiled pipe heat exchange module to pressurizeing, when the hydraulic pressure in coiled pipe heat exchange module is greater than adapter tube side
Hydraulic pressure when, on the water outlet end face that only open gate can be pressed on adapter tube under the collective effect of casing side hydraulic pressure and spring and cut off
Water passage is automatically performed the sealing blocking to the inlet and outlet pipes, eliminates and originally extracted water source connecting tube from inlet and outlet pipes
The process for installing end socket again afterwards, it is time saving and energy saving, it greatly improves work efficiency.
The above is only presently preferred embodiments of the present invention, is not intended to limit the invention in any other form, and
Any modification made by according to the technical essence of the invention or equivalent variations, still fall within the scope of protection of present invention.
Claims (7)
1. a kind of coiled pipe heat exchange module water pressure test high pressure sealing docking facilities, it is characterised in that: including along water filling side
To the adapter tube being sequentially distributed to connect with water source connecting tube and to the Inlet and outlet water of the header with coiled pipe heat exchange module
The casing that pipe socket-connects, one end in the two sides pipe end of the adapter tube far from casing are water inlet end, close to one end of casing are
Water end (W.E.) is provided in the water inlet end of adapter tube to match the quick of butt-joint locking with the quick extension tube attached of water source connecting tube pipe end
Inner connecting tube is provided with pipe connecting flange disk in the water outlet of adapter tube, in the two sides pipe end of described sleeve pipe close to one end of adapter tube be into
Water end (W.E.), one end far from adapter tube are water outlet, are provided in the water outlet of casing to the inlet and outlet pipes of casing and header are close
The fixed mechanism to link together is sealed, the water inlet end of casing is provided with casing flange disk, is arranged at the center of casing flange disk
There is spring positioning platform, circumferentially the spoke bar outside spring positioning platform and casing flange disk connect spring positioning platform by several
Integrally；The stay tube casing to be connected with adapter tube, adapter tube, support are provided between casing flange disk and pipe connecting flange disk
Water passage is collectively formed in pipe and casing three, and adapter tube, stay tube and casing three are connected to a fixed together by fastening assembly,
It is provided with only open gate between spring positioning platform and the water outlet of adapter tube, is only connected with spring between open gate and spring positioning platform,
Spring makes only open gate have the trend of the water outlet end face for being pressed on adapter tube always；When the hydraulic pressure of adapter tube side is greater than acting force of the spring
When with the sum of casing side hydraulic pressure, only open gate can leave adapter tube water outlet end face under the action of adapter tube side hydraulic pressure, thus opened
Aquaporin, when the hydraulic pressure of casing side is greater than the hydraulic pressure of adapter tube side, only open gate is under the collective effect of casing side hydraulic pressure and spring
It can be pressed on the water outlet end face of adapter tube, to cut off water passage.
2. a kind of coiled pipe heat exchange module water pressure test high pressure sealing docking facilities according to claim 1, feature
Be: the structure of fixed mechanism includes: the internal diameter that the internal diameter of the water outlet of casing is greater than the water inlet end of casing, thus in casing
At the variable diameter of wall formed for header intake out end surfaces against annular convex shoulder, seal washer is provided on annular convex shoulder；
Fixing sleeve, which is equipped with, outside the water outlet of casing pricks hoop disk, is respectively arranged with one in the quadrangle for pricking hoop disk and binds round disk axially through bundle
Mounting hole；It further include that two U-shapeds that can be stuck in header prick hoop, it is spiral shell that every U-shaped, which pricks the outer end of the two sides straight section of hoop,
Line section, two U-shapeds prick hoop and respectively correspond a pair of of the mounting hole for pricking the hoop upper and lower two sides of disk, and every U-shaped pricks hoop and passes through U-shaped bayonet card
In header and every U-shaped pricks the two sides straight section bound round and is each passed through corresponding mounting hole and is threaded with locking nut, screws
All locking nuts are pressed on the end face of inlet and outlet pipes on the seal washer of casing annular convex shoulder, to make inlet and outlet pipes
It links together with the bobbin seal covered outside it.
3. a kind of coiled pipe heat exchange module water pressure test high pressure sealing docking facilities according to claim 1, feature
Be: the structure of fastening assembly include: on pipe connecting flange disk it is circumferentially arranged have it is several axially through the of pipe connecting flange disk
One through-hole, it is circumferentially arranged in casing flange disk to have several the second through-holes axially through casing flange disk, pipe connecting flange disk
First through hole and the second through-hole of casing flange disk correspond, in each pair of corresponding first through hole and the second through-hole respectively
It is equipped with a fastening bolt, the screw rod of every fastening bolt distinguishes screw thread company after passing through corresponding first through hole and the second through-hole
A fastening nut is connect, all fastening nuts are screwed, makes pipe connecting flange disk and casing flange disk is in opposite shape sealed clamping stay tube,
To make casing, stay tube and adapter tube, three is detachably connected is fixed together.
4. a kind of coiled pipe heat exchange module water pressure test high pressure sealing docking facilities according to claim 3, feature
It is: is respectively arranged with the annular positioning groove for stay tube insertion on the opposite side end face of casing flange disk and pipe connecting flange disk,
The two sides pipe end of stay tube is respectively embedded into the corresponding annular positioning groove in two sides, is placed with respectively in each annular positioning groove to close
Seal the seal washer in gap between ring flange and stay tube.
5. a kind of coiled pipe heat exchange module water pressure test high pressure sealing according to claim 1 or 2 or 3 or 4 is to tipping
It sets, it is characterised in that: seal washer is provided between only open gate and adapter tube water outlet end face, when only open gate passes through seal washer
When being pressed on adapter tube water outlet end face, seal washer can seal gap between only open gate and adapter tube water outlet end face.
6. a kind of coiled pipe heat exchange module water pressure test high pressure sealing according to claim 1 or 2 or 3 or 4 is to tipping
It sets, it is characterised in that: the conduit for axially extending to pipe connecting flange disk is separately installed on every spoke bar, all conduits enclose
It is wound on the outside of only open gate, all conduits, which are collectively formed, can be such that the guiding that only open gate is accurately moved to adapter tube water outlet end face leads to
Road.
7. a kind of coiled pipe heat exchange module water pressure test high pressure sealing docking facilities according to claim 6, feature
It is: the first positioning convex platform being inserted in for spring protruded to adapter tube side is provided centrally in spring positioning platform, in only open gate
Be provided centrally with to casing side protrude the second positioning convex platform being inserted in for spring, the both ends of spring are respectively fitted over the first positioning
On boss and the second positioning convex platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910762634.3A CN110426277B (en) | 2019-08-19 | 2019-08-19 | High-pressure sealing butt joint device for water pressure test of coiled pipe heat exchange module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910762634.3A CN110426277B (en) | 2019-08-19 | 2019-08-19 | High-pressure sealing butt joint device for water pressure test of coiled pipe heat exchange module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110426277A true CN110426277A (en) | 2019-11-08 |
| CN110426277B CN110426277B (en) | 2023-12-05 |
Family
ID=68416715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910762634.3A Active CN110426277B (en) | 2019-08-19 | 2019-08-19 | High-pressure sealing butt joint device for water pressure test of coiled pipe heat exchange module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110426277B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111289372A (en) * | 2020-03-03 | 2020-06-16 | 哈尔滨锅炉厂有限责任公司 | Short pipe joint external-pulling internal-expanding type hydraulic tool and using method thereof |
| CN112326439A (en) * | 2020-09-29 | 2021-02-05 | 天津市神州通钢管有限公司 | Hydraulic testing machine for petroleum casing pipe |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101644620A (en) * | 2009-08-28 | 2010-02-10 | 无锡海源重工股份有限公司 | Module small- channel hydraulic pressure expansion plug device |
| CN202420966U (en) * | 2012-02-26 | 2012-09-05 | 哈尔滨锅炉厂有限责任公司 | Novel pulling-type hydraulic device in pipe |
| CN204286944U (en) * | 2014-12-10 | 2015-04-22 | 兰州兰石集团有限公司 | Heat exchanger tube water test unit |
| CN205562117U (en) * | 2016-04-26 | 2016-09-07 | 沈阳东方钛业股份有限公司 | U -shaped heat exchange tube hydrostatic test is with stopper that rises |
| CN205607757U (en) * | 2016-05-11 | 2016-09-28 | 南通万达锅炉有限公司 | Exhaust -heat boiler hydrostatic test fastening |
| CN206990202U (en) * | 2017-07-03 | 2018-02-09 | 大连船舶重工集团有限公司 | More naked end seal block apparatus of specification combined type water pressure test pipe |
| CN206988641U (en) * | 2017-06-07 | 2018-02-09 | 玉环县豪立信铜业有限公司 | A kind of quick water fetching device |
| CN110398419A (en) * | 2019-08-19 | 2019-11-01 | 江苏龙净节能科技有限公司 | A kind of coiled pipe heat exchange module water test unit |
| CN110441158A (en) * | 2019-08-19 | 2019-11-12 | 江苏龙净节能科技有限公司 | A kind of coiled pipe heat exchange module hydraulic test method |
| CN210442061U (en) * | 2019-08-19 | 2020-05-01 | 江苏龙净节能科技有限公司 | High-pressure stop device for hydrostatic test of coiled tube heat exchange module |
| CN210690223U (en) * | 2019-08-19 | 2020-06-05 | 江苏龙净节能科技有限公司 | High-pressure sealing butt joint device for hydrostatic test of coiled tube heat exchange module |
-
2019
- 2019-08-19 CN CN201910762634.3A patent/CN110426277B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101644620A (en) * | 2009-08-28 | 2010-02-10 | 无锡海源重工股份有限公司 | Module small- channel hydraulic pressure expansion plug device |
| CN202420966U (en) * | 2012-02-26 | 2012-09-05 | 哈尔滨锅炉厂有限责任公司 | Novel pulling-type hydraulic device in pipe |
| CN204286944U (en) * | 2014-12-10 | 2015-04-22 | 兰州兰石集团有限公司 | Heat exchanger tube water test unit |
| CN205562117U (en) * | 2016-04-26 | 2016-09-07 | 沈阳东方钛业股份有限公司 | U -shaped heat exchange tube hydrostatic test is with stopper that rises |
| CN205607757U (en) * | 2016-05-11 | 2016-09-28 | 南通万达锅炉有限公司 | Exhaust -heat boiler hydrostatic test fastening |
| CN206988641U (en) * | 2017-06-07 | 2018-02-09 | 玉环县豪立信铜业有限公司 | A kind of quick water fetching device |
| CN206990202U (en) * | 2017-07-03 | 2018-02-09 | 大连船舶重工集团有限公司 | More naked end seal block apparatus of specification combined type water pressure test pipe |
| CN110398419A (en) * | 2019-08-19 | 2019-11-01 | 江苏龙净节能科技有限公司 | A kind of coiled pipe heat exchange module water test unit |
| CN110441158A (en) * | 2019-08-19 | 2019-11-12 | 江苏龙净节能科技有限公司 | A kind of coiled pipe heat exchange module hydraulic test method |
| CN210442061U (en) * | 2019-08-19 | 2020-05-01 | 江苏龙净节能科技有限公司 | High-pressure stop device for hydrostatic test of coiled tube heat exchange module |
| CN210690223U (en) * | 2019-08-19 | 2020-06-05 | 江苏龙净节能科技有限公司 | High-pressure sealing butt joint device for hydrostatic test of coiled tube heat exchange module |
Non-Patent Citations (1)
| Title |
|---|
| 刘邯涛 等: "新型高压水压试管机端头自密封装置的研制", 钢管, no. 03, pages 52 - 54 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111289372A (en) * | 2020-03-03 | 2020-06-16 | 哈尔滨锅炉厂有限责任公司 | Short pipe joint external-pulling internal-expanding type hydraulic tool and using method thereof |
| CN112326439A (en) * | 2020-09-29 | 2021-02-05 | 天津市神州通钢管有限公司 | Hydraulic testing machine for petroleum casing pipe |
| CN112326439B (en) * | 2020-09-29 | 2023-02-28 | 天津市神州通钢管有限公司 | Hydraulic testing machine for petroleum casing pipe |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110426277B (en) | 2023-12-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110426277A (en) | A kind of coiled pipe heat exchange module water pressure test high pressure sealing docking facilities | |
| CN110441158A (en) | A kind of coiled pipe heat exchange module hydraulic test method | |
| CN213393997U (en) | Double-arm type crude oil closed recovery device | |
| CN202946094U (en) | Double-power-source packer for air-tight seal detection of oil sleeve | |
| CN210690223U (en) | High-pressure sealing butt joint device for hydrostatic test of coiled tube heat exchange module | |
| CN110398419A (en) | A kind of coiled pipe heat exchange module water test unit | |
| CN210690263U (en) | Water pressure test device for coiled pipe heat exchange module | |
| CN202813324U (en) | Heat pipe type vapor generator for nuclear power unit | |
| CN210442061U (en) | High-pressure stop device for hydrostatic test of coiled tube heat exchange module | |
| CN212338587U (en) | Pipeline leakage non-pressure-reduction plugging device | |
| CN214369252U (en) | Turbo-charging air storage tank | |
| CN214008488U (en) | Natural gas line takes gas plugging device | |
| CN207813568U (en) | A kind of detachable bridge plug | |
| CN211576806U (en) | Hydrostatic test device for control rod driving mechanism for nuclear power station | |
| CN102434875A (en) | Method for treating high-temperature smoke at opening of waste heat boiler of converter | |
| CN207318258U (en) | A kind of U-tube heat exchanger horizontal hydraulic exhaust apparatus | |
| CN208221826U (en) | A kind of stainless steel pipes locking connection structure | |
| CN220416345U (en) | Double-membrane gas holder safety valve | |
| CN205895469U (en) | Marine high pressure fuel pipe | |
| CN216039412U (en) | Automatic pressure relief adjusting device for high-pressure ammonia water | |
| CN201122075Y (en) | External part adjustable soldered sealing high pressure heat exchanger | |
| CN209495070U (en) | Free Float Type Steam Trap Pressurized plugging clamp | |
| CN110219835A (en) | A kind of gas turbine blower water wash system and method for washing | |
| CN212440102U (en) | Steam flash tank | |
| CN219284843U (en) | Water pressure tool for exhausting heat exchanger |
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 | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Huang Tingjian Inventor after: Chen Xiaolei Inventor after: Zhong Zhiliang Inventor after: Wu Changsen Inventor after: Peng Wenxi Inventor after: Gu Jianqing Inventor before: Huang Tingjian Inventor before: Chen Xiaolei Inventor before: Zhong Zhiliang Inventor before: Wu Changsen Inventor before: Peng Wenxi Inventor before: Gu Jianqing |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |