CN109630796A - A kind of high-accuracy screw thread stainless-steel seamless pipe - Google Patents
A kind of high-accuracy screw thread stainless-steel seamless pipe Download PDFInfo
- Publication number
- CN109630796A CN109630796A CN201811542436.8A CN201811542436A CN109630796A CN 109630796 A CN109630796 A CN 109630796A CN 201811542436 A CN201811542436 A CN 201811542436A CN 109630796 A CN109630796 A CN 109630796A
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- China
- Prior art keywords
- steel pipe
- inner casing
- fixedly connected
- pipe inner
- baffle
- Prior art date
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L53/00—Heating of pipes or pipe systems; Cooling of pipes or pipe systems
- F16L53/30—Heating of pipes or pipe systems
- F16L53/32—Heating of pipes or pipe systems using hot fluids
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15D—FLUID DYNAMICS, i.e. METHODS OR MEANS FOR INFLUENCING THE FLOW OF GASES OR LIQUIDS
- F15D1/00—Influencing flow of fluids
- F15D1/02—Influencing flow of fluids in pipes or conduits
- F15D1/06—Influencing flow of fluids in pipes or conduits by influencing the boundary layer
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L3/00—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
- F16L3/16—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets with special provision allowing movement of the pipe
- F16L3/20—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets with special provision allowing movement of the pipe allowing movement in transverse direction
- F16L3/205—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets with special provision allowing movement of the pipe allowing movement in transverse direction having supporting springs
- F16L3/2056—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets with special provision allowing movement of the pipe allowing movement in transverse direction having supporting springs the axis of at least one spring being oblique or perpendicular to the direction of the movement of the pipe
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
- F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/001—Casings in the form of plate-like arrangements; Frames enclosing a heat exchange core
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/007—Auxiliary supports for elements
- F28F9/013—Auxiliary supports for elements for tubes or tube-assemblies
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Fluid Mechanics (AREA)
- Geometry (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The invention discloses a kind of high-accuracy screw thread stainless-steel seamless pipes, including steel pipe inner casing, fixed device, heat-exchanger rig, guiding device and central area, fixed device is equipped on the outside of the steel pipe inner casing, the fixed device is fixedly connected with steel pipe inner casing, the fixed device side is equipped with guiding device and does not have the guiding device to be fixedly connected with steel pipe inner casing, the steel pipe inner casing inner wall is equipped with heat-exchanger rig, the heat-exchanger rig is fixedly connected with steel pipe inner casing, central area is equipped on the inside of the steel pipe inner casing, this Mechanical processing of casting equipment damping base, the heat transfer effect of steel pipe can be made to be promoted by heat-exchanger rig and guiding device, shaking force is sponged by the effect of the contraction and rebound of damping spring, it can guarantee the stability of steel pipe, guarantee the stability of two end interface of steel pipe, the solution in steel pipe is set to be not easy to reveal, eliminate safety Hidden danger guarantees the safety of personnel and equipment.
Description
Technical field
The present invention relates to stainless-steel pipe technical field, specially a kind of high-accuracy screw thread stainless-steel seamless pipe.
Background technique
Screwed pipe is also known as low fin tube, and mainly tube external fin (inned coefficient 2-3) expands heat transfer area, is generally used for
The occasion of 1 times bigger than heat transfer coefficient outside pipe of heat transfer coefficient or more in managing, for out-tubular condensing and boiling, since surface tension is made
With also having preferable invigoration effect, the oil company Phillips, U.S. screwed pipe is combined with rod baffle, not only eliminates heat exchange
Vibration problems, and 30% or so are improved than segmental baffle transverse flow heat exchanger coefficient, the pressure drop of tube bank reduces 50%.
Existing stainless steel threaded steel pipe is mainly used in petrochemical industry, in some reactants of petrochemical industry or
Person's catalyst needs to can be only achieved most highly active at a certain temperature, usually all obtains and transmits heat using stainless steel threaded steel pipe
Amount controls reaction temperature, but existing threaded steel pipe can't preferably transmit heat, be passed through liquid inside threaded steel pipe
When, the flow velocity of liquid will cause threaded steel pipe self vibration, and the interface that long-term vibration will lead to threaded steel pipe both ends loosens, this
Sample be easy to cause liquid leakage, gently then machine breakdown, heavy then cause casualties, and there is very big security risk, moreover existing
Threaded steel pipe precision it is relatively low, for this purpose, it is proposed that a kind of high-accuracy screw thread stainless-steel seamless pipe.
Summary of the invention
The purpose of the present invention is to provide a kind of high-accuracy screw thread stainless-steel seamless pipes, to solve in above-mentioned background technique
The problem of proposition.
To achieve the above object, the invention provides the following technical scheme: a kind of high-accuracy screw thread stainless-steel seamless pipe, packet
Steel pipe inner casing, fixed device, heat-exchanger rig, guiding device and central area are included, is equipped with fixed device on the outside of the steel pipe inner casing,
The fixed device is fixedly connected with steel pipe inner casing, and the fixed device side is equipped with guiding device and does not have the guiding device and steel
Pipe inner casing is fixedly connected, and the steel pipe inner casing inner wall is equipped with heat-exchanger rig, and the heat-exchanger rig is fixedly connected with steel pipe inner casing, institute
It states and is equipped with central area on the inside of steel pipe inner casing.
Preferably, it is made of inside the fixed device fixing shell, regulating device, limiting device and stop zone, institute
It states and is equipped with limiting device on the outside of steel pipe inner casing, the limiting device is flexibly connected with steel pipe inner casing, is set on the outside of the limiting device
There is fixing shell, the fixing shell is fixedly connected with limiting device, and there are four the limiting device is set, the limiting device is closed
It is centrosymmetric distribution in steel pipe inner casing, stop zone, the fixing shell is equipped between the fixing shell and steel pipe inner casing
Outer surface is equipped with regulating device, and the regulating device is fixedly connected with fixing shell, there are three the regulating device is set, the tune
Regulating device is centrosymmetric distribution about fixing shell.
Preferably, the heat-exchanger rig is made of heat exchange shell and heat exchanger plates, and steel pipe inner casing outer surface is equipped with heat exchange
Shell, the heat exchange shell are fixedly connected with steel pipe inner casing, the heat exchange outer surface of outer cover be equipped with heat exchanger plates, the heat exchanger plates with
Heat exchange shell is fixedly connected, and the heat exchanger plates are equipped with eight, and the heat exchanger plates are centrosymmetric distribution about substitution shell.
Preferably, the guiding device is made of first baffle and second baffle, and the steel pipe inner casing inner wall is equipped with first
Baffle, the first baffle are fixedly connected with steel pipe inner casing, and the first baffle is equipped with multiple groups, and every group of the first baffle is equipped with
Two, the first baffle is symmetrical about steel pipe inner casing, and the first baffle side is equipped with second baffle, the second gear
Plate is fixedly connected with steel pipe inner casing inner wall, and the second baffle is equipped with multiple groups, there are two every group of the second baffle is set, described the
Two baffles are symmetrical about steel pipe inner casing, the first baffle and second baffle Heterogeneous Permutation.
Preferably, the regulating device is made of sleeve, adjustment region, threaded rod, hexagonal (hexagon)nut and damping device, described
Fixing shell outer surface is fixed with sleeve, and the sleeve inner is equipped with adjustment region, and the adjustment region is internally threaded bar,
The threaded rod is connect with bush whorl, and the sleeve side is equipped with hexagonal (hexagon)nut, and the hexagonal (hexagon)nut and threaded rod screw thread connect
It connects, the threaded rod is equipped with damping device far from sleeve one end, and the damping device is fixedly connected with threaded rod.
Preferably, the damping device is made of dashpot, damping spring, shock stop pin, limit plate and metal plate, the spiral shell
It is equipped with dashpot inside rasp bar one end, shock stop pin is equipped with inside the dashpot, the shock stop pin outer surface is equipped with limit plate, institute
It states limit plate to be fixedly connected with shock stop pin, the shock stop pin outer surface is equipped with damping spring, described damping spring one end and limit
Plate is fixedly connected, and the damping spring other end is fixedly connected with threaded rod inner wall, and described shock stop pin one end is fixed with metal plate.
Preferably, the metal plate bottom is equipped with rubber pad, and the rubber pad is fixedly connected with metal plate.
Preferably, the limiting device is made of handle, limiting slot, limit card board, spacer pin and limit spring, described solid
Shell side is determined equipped with handle, and the fixing shell inside is equipped with limiting slot, is equipped with spacer pin, the limit inside the limiting slot
Position pin is fixedly connected with handle, and the spacer pin outer surface is equipped with limit spring, and described limit spring one end is equipped with limit card board,
The spacer pin is fixedly connected with limit card board, and described limit spring one end is fixedly connected with limit card board, the limit spring
The other end is fixedly connected with fixing shell, and the limit card board is flexibly connected with steel pipe inner casing.
Preferably, the handle outer surface is equipped with anti-skid chequer.
Compared with prior art, the beneficial effects of the present invention are:
1, the present invention can be such that the heat transfer effect of steel pipe is promoted by heat-exchanger rig and guiding device, pass through damping spring
It shrinks and sponges shaking force with the effect of rebound, it is ensured that the stability of steel pipe guarantees the stability of two end interface of steel pipe,
Make the solution in steel pipe be not easy to reveal, eliminate safe hidden trouble, guarantees the safety of personnel and equipment.
2, the limiting device of screw thread stainless steel tube of the present invention and regulating device collective effect are suitable for screw thread stainless steel tube
The use scope of various sizes of container, threaded steel pipe increases, and rubber pad can increase the friction of fixed device and container inner wall
The anti-skid chequer of power, handle outer surface can increase hand frictional force, convenient for the adjusting of limiting device.
Detailed description of the invention
Fig. 1 is main view partial sectional view of the present invention；
Fig. 2 is left view partial sectional view of the present invention；
Fig. 3 is the right view partial sectional view of the present invention；
Fig. 4 is the fixed device enlarged cross-sectional view of the present invention；
Fig. 5 is a-quadrant enlarged drawing in Fig. 2；
Fig. 6 is B area enlarged drawing in Fig. 2.
In figure: 1- steel pipe inner casing；2- fixes device；3- heat-exchanger rig；4- guiding device；5- fixing shell；6- adjusts dress
It sets；7- limiting device；8- stop zone；9- heat exchange shell；10- heat exchanger plates；11- first baffle；12- second baffle；13- set
Cylinder；14- adjustment region；15- threaded rod；16- hexagonal (hexagon)nut；17- damping device；18- dashpot；19- damping spring；20- subtracts
Shake pin；21- limit plate；22- metal plate；23- rubber pad；24- handle；25- limiting slot；26- limit card board；27- spacer pin；
28- limit spring；29- anti-skid chequer；The central area 30-.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-6 is please referred to, the present invention provides a kind of technical solution: a kind of high-accuracy screw thread stainless-steel seamless pipe, including
Steel pipe inner casing 1 fixes device 2, heat-exchanger rig 3, guiding device 4 and central area 30, is equipped with and fixes on the outside of the steel pipe inner casing 1
Device 2, the fixed device 2 are fixedly connected with steel pipe inner casing 1, and fixed 2 side of device is equipped with guiding device 4, described to lead
It is fixedly connected to device 4 with steel pipe inner casing 1,1 inner wall of steel pipe inner casing is equipped with heat-exchanger rig 3, the heat-exchanger rig 3 and steel pipe
Inner casing 1 is fixedly connected, and central area 30 is equipped on the inside of the steel pipe inner casing 1.
It is made of inside the fixed device 2 fixing shell 5, regulating device 6, limiting device 7 and stop zone 8, it is described
Limiting device 7 is equipped on the outside of steel pipe inner casing 1, the limiting device 7 is flexibly connected with steel pipe inner casing 1,7 outside of limiting device
Equipped with fixing shell 5, the fixing shell 5 is fixedly connected with limiting device 7, there are four the limiting device 7 is set, the limit
Device 7 is centrosymmetric distribution about steel pipe inner casing 1, and stop zone 8, institute are equipped between the fixing shell 5 and steel pipe inner casing 1
5 outer surface of fixing shell is stated equipped with regulating device 6, the regulating device 6 is fixedly connected with fixing shell 5, the regulating device 6
If there are three, the regulating device 6 is centrosymmetric distribution about fixing shell 5.
The heat-exchanger rig 3 is made of heat exchange shell 9 and heat exchanger plates 10, and it is outer that 1 outer surface of steel pipe inner casing is equipped with heat exchange
Shell 9, the heat exchange shell 9 are fixedly connected with steel pipe inner casing 1, and 9 outer surface of heat exchange shell is equipped with heat exchanger plates 10, the heat exchange
Plate 10 is fixedly connected with heat exchange shell 9, and the heat exchanger plates 10 are equipped with eight, and the heat exchanger plates 10 are in center about heat exchange shell 9
It is symmetrical.
The guiding device 4 is made of first baffle 11 and second baffle 12, and 1 inner wall of steel pipe inner casing is equipped with first gear
Plate 11, the first baffle 11 are fixedly connected with steel pipe inner casing 1, and the first baffle 11 is equipped with multiple groups, the first baffle 11
Every group set there are two, the first baffle 11 is symmetrical about steel pipe inner casing 1,11 side of first baffle be equipped with second gear
Plate 12, the second baffle 12 are fixedly connected with 1 inner wall of steel pipe inner casing, and the second baffle 12 is equipped with multiple groups, the second gear
12 every groups of plate set there are two, the second baffle 12 is symmetrical about steel pipe inner casing 1, the first baffle 11 and second baffle
12 Heterogeneous Permutations.
The regulating device 6 is made of sleeve 13, adjustment region 14, threaded rod 15, hexagonal (hexagon)nut 16 and damping device 17,
5 outer surface of fixing shell is fixed with sleeve 13, is equipped with adjustment region 14 inside the sleeve 13, in the adjustment region 14
Portion is equipped with threaded rod 15, and the threaded rod 15 is threadedly coupled with sleeve 13, and 13 side of sleeve is equipped with hexagonal (hexagon)nut 16, described
Hexagonal (hexagon)nut 16 is threadedly coupled with threaded rod 15, and the threaded rod 15 is equipped with damping device 17 far from 13 one end of sleeve, described to subtract
Shake device 17 is fixedly connected with threaded rod 15.
The damping device 17 is made of dashpot 18, damping spring 19, shock stop pin 20, limit plate 21 and metal plate 22,
It is equipped with dashpot 18 inside described 15 one end of threaded rod, is equipped with shock stop pin 20 inside the dashpot 18, outside the shock stop pin 20
Surface is equipped with limit plate 21, and the limit plate 21 is fixedly connected with shock stop pin 20, and 20 outer surface of shock stop pin is equipped with damping bullet
Spring 19, described 19 one end of damping spring are fixedly connected with limit plate 21,19 other end of damping spring and 15 inner wall of threaded rod
It is fixedly connected, described 20 one end of shock stop pin is fixed with metal plate 22.
22 bottom of metal plate is equipped with rubber pad 23, and the rubber pad 23 is fixedly connected with metal plate 22.
The limiting device 7 is made of handle 24, limiting slot 25, limit card board 26, spacer pin 27 and limit spring 28, institute
It states 5 side of fixing shell and is equipped with handle 24, limiting slot 25 is equipped with inside the fixing shell 5, is equipped with inside the limiting slot 25
Spacer pin 27, the spacer pin 27 are fixedly connected with handle 24, and 27 outer surface of spacer pin is equipped with limit spring 28, the limit
Position 28 one end of spring is equipped with limit card board 26, and the spacer pin 27 is fixedly connected with limit card board 26, the limit spring 28 1
End is fixedly connected with limit card board 26, and 28 other end of limit spring is fixedly connected with fixing shell 5, the limit card board 26
It is flexibly connected with steel pipe inner casing 1.
24 outer surface of handle is equipped with anti-skid chequer 29.
Working principle: screw thread stainless-steel seamless pipe is mounted on inside reaction solution, and the adjusting in fixed device 2 is filled
It sets 6 to be mounted on inside container, the hexagonal (hexagon)nut 16 of rotation adjustment device 6, drives threaded rod 15 to go up and down, make the bottom of damping device 17
The rubber pad 23 in portion is contacted with container inner wall, and rubber pad 23 can increase the frictional force of fixed device 2 and container inner wall, will be fixed
Device 2 is fixed with container, when being passed through water flow inside steel pipe inner casing 1, the first baffle 11 and second baffle 12 of guiding device 4
Laminar flow of water is become into turbulent water, increases the heat-exchange time of water, then is common by the heat exchange shell 9 and heat exchanger plates 10 of heat-exchanger rig 3
Effect increases the heat transfer effect of water, and water flow is easy to shake steel pipe by guiding device 4, at this time the damping device of regulating device 6
17 are sponged shaking force by the effect of the contraction and rebound of damping spring 19, it is ensured that the stability of steel pipe, fixed dress
Setting 2 can be by limiting device 7 come adjusting position, and by pull handle 24, handle 24 drives limit card board 26 to be detached from steel pipe
Shell 1, limit spring 28 is shunk at this time, and fixed device 2 is adjusted to suitable position, unclamps handle 24, and limit spring 28 is sprung back, will
Limit card board 26 ejects, and blocks 1 outer wall of steel pipe inner casing, fixed device 2 is regulated, limiting device 7 and regulating device 6 can make
Fixed device 2 is suitable for various sizes of container.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (9)
1. a kind of high-accuracy screw thread stainless-steel seamless pipe, including steel pipe inner casing (1), fixed device (2), heat-exchanger rig (3), lead
To device (4) and central area (30), it is characterised in that: it is equipped on the outside of the steel pipe inner casing (1) fixed device (2), it is described solid
Determine device (2) to be fixedly connected with steel pipe inner casing (1), fixed device (2) side is equipped with guiding device (4), the guiding dress
It sets (4) to be fixedly connected with steel pipe inner casing (1), steel pipe inner casing (1) inner wall is equipped with heat-exchanger rig (3), the heat-exchanger rig (3)
It is fixedly connected with steel pipe inner casing (1), is equipped with central area (30) on the inside of the steel pipe inner casing (1).
2. a kind of high-accuracy screw thread stainless-steel seamless pipe according to claim 1, it is characterised in that: the fixed device
(2) internal to be made of fixing shell (5), regulating device (6), limiting device (7) and stop zone (8), the steel pipe inner casing (1)
Outside is equipped with limiting device (7), and the limiting device (7) is flexibly connected with steel pipe inner casing (1), on the outside of the limiting device (7)
Equipped with fixing shell (5), the fixing shell (5) is fixedly connected with limiting device (7), there are four the limiting device (7) sets,
The limiting device (7) is centrosymmetric distribution about steel pipe inner casing (1), between the fixing shell (5) and steel pipe inner casing (1)
Equipped with stop zone (8), fixing shell (5) outer surface is equipped with regulating device (6), and the regulating device (6) and fixation are outer
Shell (5) is fixedly connected, and there are three the regulating device (6) sets, the regulating device (6) is in center pair about fixing shell (5)
Claim distribution.
3. a kind of high-accuracy screw thread stainless-steel seamless pipe according to claim 1, it is characterised in that: the heat-exchanger rig
(3) it is made of heat exchange shell (9) and heat exchanger plates (10), steel pipe inner casing (1) outer surface is equipped with heat exchange shell (9), described to change
Hot shell (9) is fixedly connected with steel pipe inner casing (1), and the heat exchange shell (9) outer surface is equipped with heat exchanger plates (10), the heat exchanger plates
(10) it is fixedly connected with heat exchange shell (9), the heat exchanger plates (10) are equipped with eight, and the heat exchanger plates (10) are about heat exchange shell
(9) be centrosymmetric distribution.
4. a kind of high-accuracy screw thread stainless-steel seamless pipe according to claim 1, it is characterised in that: the guiding device
(4) it is made of first baffle (11) and second baffle (12), steel pipe inner casing (1) inner wall is equipped with first baffle (11), described
First baffle (11) is fixedly connected with steel pipe inner casing (1), and the first baffle (11) is equipped with multiple groups, and the first baffle (11) is every
There are two group is set, the first baffle (11) is symmetrical about steel pipe inner casing (1), and first baffle (11) side is equipped with the
Two baffles (12), the second baffle (12) are fixedly connected with steel pipe inner casing (1) inner wall, and the second baffle (12) is equipped with more
Group, there are two every group of the second baffle (12) sets, the second baffle (12) is symmetrical about steel pipe inner casing (1), described
First baffle (11) and second baffle (12) Heterogeneous Permutation.
5. a kind of high-accuracy screw thread stainless-steel seamless pipe according to claim 2, it is characterised in that: the regulating device
(6) it is made of sleeve (13), adjustment region (14), threaded rod (15), hexagonal (hexagon)nut (16) and damping device (17), the fixation
Shell (5) outer surface is fixed with sleeve (13), is equipped with adjustment region (14) inside the sleeve (13), the adjustment region (14)
It is internally threaded bar (15), the threaded rod (15) is threadedly coupled with sleeve (13), and sleeve (13) side is equipped with hexagonal
Nut (16), the hexagonal (hexagon)nut (16) are threadedly coupled with threaded rod (15), and the threaded rod (15) is far from sleeve (13) one end
Equipped with damping device (17), the damping device (17) is fixedly connected with threaded rod (15).
6. a kind of high-accuracy screw thread stainless-steel seamless pipe according to claim 5, it is characterised in that: the damping device
(17) it is made of dashpot (18), damping spring (19), shock stop pin (20), limit plate (21) and metal plate (22), the screw thread
Dashpot (18) are equipped with inside bar (15) one end, are equipped with shock stop pin (20) inside the dashpot (18), the shock stop pin (20)
Outer surface is equipped with limit plate (21), and the limit plate (21) is fixedly connected with shock stop pin (20), shock stop pin (20) outer surface
Equipped with damping spring (19), described damping spring (19) one end is fixedly connected with limit plate (21), and the damping spring (19) is another
One end is fixedly connected with threaded rod (15) inner wall, and described shock stop pin (20) one end is fixed with metal plate (22).
7. a kind of high-accuracy screw thread stainless-steel seamless pipe according to claim 6, it is characterised in that: the metal plate
(22) bottom is equipped with rubber pad (23), and the rubber pad (23) is fixedly connected with metal plate (22).
8. a kind of high-accuracy screw thread stainless-steel seamless pipe according to claim 2, it is characterised in that: the limiting device
(7) it is made of handle (24), limiting slot (25), limit card board (26), spacer pin (27) and limit spring (28), outside the fixation
Shell (5) side is equipped with handle (24), is equipped with limiting slot (25) inside the fixing shell (5), sets inside the limiting slot (25)
Have spacer pin (27), the spacer pin (27) is fixedly connected with handle (24), and spacer pin (27) outer surface is equipped with limit bullet
Spring (28), described limit spring (28) one end are equipped with limit card board (26), and the spacer pin (27) and limit card board (26) are fixed
Connection, described limit spring (28) one end are fixedly connected with limit card board (26), limit spring (28) other end and fixation
Shell (5) is fixedly connected, and the limit card board (26) is flexibly connected with steel pipe inner casing (1).
9. a kind of high-accuracy screw thread stainless-steel seamless pipe according to claim 8, it is characterised in that: the handle (24)
Outer surface is equipped with anti-skid chequer (29).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811542436.8A CN109630796B (en) | 2018-12-17 | 2018-12-17 | High-precision threaded stainless steel seamless steel tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811542436.8A CN109630796B (en) | 2018-12-17 | 2018-12-17 | High-precision threaded stainless steel seamless steel tube |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109630796A true CN109630796A (en) | 2019-04-16 |
| CN109630796B CN109630796B (en) | 2020-10-27 |
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ID=66074581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811542436.8A Active CN109630796B (en) | 2018-12-17 | 2018-12-17 | High-precision threaded stainless steel seamless steel tube |
Country Status (1)
| Country | Link |
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| CN (1) | CN109630796B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117646838A (en) * | 2024-01-29 | 2024-03-05 | 无锡佳龙换热器股份有限公司 | Inner and outer tube flexible joint for double-pipe heat exchanger |
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|---|---|---|---|---|
| US5009386A (en) * | 1989-06-01 | 1991-04-23 | Berger Richard C | Pipe hanger and support |
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| CN117646838A (en) * | 2024-01-29 | 2024-03-05 | 无锡佳龙换热器股份有限公司 | Inner and outer tube flexible joint for double-pipe heat exchanger |
| CN117646838B (en) * | 2024-01-29 | 2024-04-05 | 无锡佳龙换热器股份有限公司 | Inner and outer tube flexible joint for double-pipe heat exchanger |
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| CN109630796B (en) | 2020-10-27 |
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