CN107883091A - A kind of flange connecting apparatus - Google Patents
A kind of flange connecting apparatus Download PDFInfo
- Publication number
- CN107883091A CN107883091A CN201711337872.7A CN201711337872A CN107883091A CN 107883091 A CN107883091 A CN 107883091A CN 201711337872 A CN201711337872 A CN 201711337872A CN 107883091 A CN107883091 A CN 107883091A
- Authority
- CN
- China
- Prior art keywords
- joint
- groove
- connecting apparatus
- flange connecting
- raceway
- 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.)
- Pending
Links
Classifications
-
- 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
- F16L23/00—Flanged joints
- F16L23/02—Flanged joints the flanges being connected by members tensioned axially
- F16L23/032—Flanged joints the flanges being connected by members tensioned axially characterised by the shape or composition of the flanges
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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
- F16L23/00—Flanged joints
- F16L23/02—Flanged joints the flanges being connected by members tensioned axially
- F16L23/024—Flanged joints the flanges being connected by members tensioned axially characterised by how the flanges are joined to, or form an extension of, the pipes
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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
- F16L23/00—Flanged joints
- F16L23/16—Flanged joints characterised by the sealing means
- F16L23/18—Flanged joints characterised by the sealing means the sealing means being rings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Joints Allowing Movement (AREA)
Abstract
The invention provides a kind of flange connecting apparatus, including the first joint and the second joint, first joint is connected with the second joint, and tourelle is provided between first joint and the second joint, and first joint can do 360 degree around central axis with the second joint and rotate freely.It is flexible that the present invention can rotate the joint that is connected, avoid that chamber pressure is too high, local pressure is excessive and slipped caused by rotating the reasons such as clamping stagnation, burst apart and risk that body bursts apart.
Description
Technical field
The present invention relates to oil gas field associated construction field of operation, is to be related to a kind of flange connecting apparatus specifically.
Background technology
A kind of flange connecting apparatus being related in this patent, it is used cooperatively with fracturing unit truck, straight pipe-line, plug valve etc., mainly
For conveying the high-pressure fluids such as fracturing fluid, coordinate threeway to change pipeline arragement direction, complete oil gas field volume increase construction operation.It is existing
This device using threaded connection, easily collapsed from threaded connection place de-, very big potential safety hazard be present, and be limited to screw thread
The size of structure, the overall latus rectum size of manifold can not design too big, single line trandfer fluid it is less efficient.
The content of the invention
It is an object of the invention to overcome the weak point of above-mentioned conventional art, there is provided a kind of flange connecting apparatus, make phase
The joint of connection rotate it is flexible, it is sliding caused by avoiding that chamber pressure is too high, local pressure is excessive and rotating the reasons such as clamping stagnation
Take off, burst apart and risk that body bursts apart.
The purpose of the present invention is reached by following technical measures：A kind of flange connecting apparatus, including the first joint and
Second joint, first joint are connected with the second joint, and tourelle, institute are provided between first joint and the second joint
State the first joint and 360 degree can be done around central axis with the second joint and rotate freely.
A kind of preferable technical scheme, second adaptor cup jointing in the first joint, the inner chamber of first joint with
The inner chamber of second joint is connected with each other, and the tourelle is all connected with the first joint, the second joint.
With increasing for China's exploitation of oil-gas field amount, the efficient pressing crack construction side such as " factory's formula " pressure break and " zip mode " pressure break
Formula is more and more, also, in order to improve the yield in later stage, the pressure more and more higher of pressing crack construction, operational discharge capacity is also increasingly
Greatly, these volume increase construction technologies are also more and more higher to the performance requirement of fracture used high-pressure manifold.In order to tackle high pressure, big row
The construction requirement of amount, site operation need to use higher pressure rank and greater number of articulated mounting, to meet construction technology
It is required that increasing construction cost, while make the manifold arrangement at scene more difficult.Simultaneously as in pressing crack construction process, defeated
Send under high pressure, the operating mode of high-velocity fluid, articulated mounting and screwing position can bear very big pressure and vibration, easily occur
Slip, burst apart and risk that body bursts apart.
A kind of flange connecting apparatus is referred in the present invention, the intracavity diameter of this flange connecting apparatus is bigger, not
On the premise of increasing pipeline quantity, the technological requirement of more huge discharge in pressing crack construction can be met.Flange connection in the present invention
Device passes through strict design calculating and simulation analysis, wall thickness reasonable in design and type of attachment, ensures overall bearing capacity
And security performance.
A kind of preferable technical scheme, the tourelle include first groove and second groove, and the first groove is set
Put in the first joint, the second groove is arranged on outside the second joint, and the first groove and second groove are in the first joint
Shape complements each other to form raceway when being connected with the second joint, and the raceway is circumferentially set in the first joint and the second joint
Put, the rolling element being engaged with raceway shape is provided with the raceway, first joint is provided with rolling element mounting hole, described
Plug and back-up ring are provided with rolling element mounting hole, the back-up ring is located at stopper external.
A number of rolling element is installed in raceway, rotates flexible, avoids that chamber pressure is too high, local pressure mistake
It is big and rotate and slip caused by the reasons such as clamping stagnation, burst apart and risk that body bursts apart, after rolling element is loaded in raceway, it is necessary to
With the corresponding rolling element mounting hole of plug, while back-up ring is loaded in corresponding groove, prevent rolling element and plug from coming off.
A kind of preferable technical scheme, the number of the first groove be it is multiple, it is described be engaged with first groove the
The number of two grooves is multiple.
First groove cooperatively forms raceway with second groove, and rolling element is used to reduce rotary resistance, multiple rollings in raceway
It is more to be capable of the resistance of reduction for compared to one raceway of road quantity, can avoid chamber pressure too high, local to a greater extent
Stress is excessive and rotates and slips caused by the reason such as clamping stagnation, bursts apart and risk that body bursts apart.
A kind of preferable technical scheme, first joint, which is provided with to reduce to rotate between the first joint and the second joint, to be hindered
The lubricating arrangement of power.
Provided with lubricating arrangement, lubricating arrangement can put into lubricating grease in raceway, play a part of lubrication and antirust.
A kind of preferable technical scheme, tell that lubricating arrangement includes lubrication piping, the lubrication piping passes through the first joint
The position of the first joint and the connection of the second joint is reached, the one end of the lubrication piping outwardly is connected with plug.
Plug is used for closed lubrication pipeline, and after lubricating grease injects at plug, the first joint and the are reached through lubrication piping
The position of two joints connection, can also be reached in raceway, and playing lubrication and antirust, plug and back-up ring can prevent in raceway
Lubricating oil be lost in anti-corrosion and rotate it is not smooth.
A kind of preferable technical scheme, sealing device, the sealing are connected between first joint and the second joint
Device includes first sealing device and the second sealing device, the first sealing device be located at the first joint, the second joint with it is interior
The position of chamber connection, second sealing device are located at the both sides of raceway.
First sealing device plays main seal, prevents the high-pressure fluid in inner chamber from leaking；Second sealing device
Play a part of protecting raceway and rolling element.
A kind of preferable technical scheme, the first sealing device include packing, and the packing is located in sealed groove, institute
Sealed groove is stated to be located in the first joint.
Packing plays main seal, prevents the high-pressure fluid in inner chamber from leaking.
A kind of preferable technical scheme, second sealing device include O-ring, and the number of the O-ring is multiple, institute
State the both sides that O-ring is distributed in raceway.
O-ring can protect raceway, with reference to plug and back-up ring, linkwork can be made to be in the shape of a relative closure
State, prevent foreign matter from invading, pollute raceway, cause clamping stagnation.
By adopting the above-described technical solution, compared with prior art, it is an advantage of the invention that：
Related products intracavity diameter is bigger than existing like product, can be obviously improved the efficiency of trandfer fluid.
The connected mode that product uses, connection is more reliable and stable, can realize that flexible rotating and connection are reliable simultaneously
Function.
Product is connected using flange, can it is quick with the like product that is used on gas industries, be seamlessly connected.
By the flange type of attachment of highly developed stabilization is incorporated into high-pressure fluid product in petroleum industry, make standard
Application it is more extensive.
The invention will be further described with reference to the accompanying drawings and detailed description.
Brief description of the drawings
Accompanying drawing 1 is a kind of structural representation of flange connecting apparatus sectional view of the present invention.
Accompanying drawing 2 is the structural representation of rolling element mounting hole relative position in a kind of flange connecting apparatus of the present invention.
Wherein, the joints of 1- first, 2- packings, 3-O shape circles, 4- plugs, 5- rolling elements, 6- sealed grooves, the joints of 7- second,
8- rolling element mounting holes, 9- back-up rings, 10- plugs, 11- first grooves, 12- second grooves, 13- lubrication pipings.
Embodiment
Embodiment：As shown in accompanying drawing 1-2, a kind of flange connecting apparatus, including the first joint 1 and the second joint 7, described
One joint 1 is connected with the second joint 7, and tourelle, first joint 1 are provided between the joint 7 of the first joint 1 and second
360 degree can be done around central axis with the second joint 7 to rotate freely.The joint 7 of first joint 1 and second can be selected a variety of
Form, straight joint or bent sub, the joint 7 of the first joint 1 and second can be equipped with adpting flange, and adpting flange leads to
Cross corresponding bolt and other devices are connected with each other.
Second joint 7 is socketed in the first joint 1, the inner chamber of first joint 1 and the inner chamber phase of the second joint 7
Connect, the tourelle is all connected with the first joint 1, the second joint 7.
The tourelle includes first groove 11 and second groove 12, and the first groove 11 is arranged on the first joint 1
Interior, the second groove 12 is arranged on outside the second joint 7, and the first groove 11 and second groove 12 are in the first joint 1 and
Shape complements each other to form raceway when two joints 7 connect, and the raceway is circumferentially set in the first joint 1 and the junction of the second joint 7
To put, the rolling element 5 being engaged with raceway shape is provided with the raceway, first joint 1 is provided with the mounting hole 8 of rolling element 5,
Plug 10 and back-up ring 9 are provided with the mounting hole 8 of rolling element 5, the back-up ring 9 is located at outside plug 10.
The number of first groove 11 described in the present embodiment is four, the second groove being engaged with first groove 11
12 number is four, and the raceway that both cooperatively form is four.
First joint 1 is provided with the lubricating arrangement for reducing rotary resistance between the first joint 1 and the second joint 7.Institute
Tell that lubricating arrangement includes lubrication piping 13, the lubrication piping 13 reaches the first joint 1 and the second joint 7 through the first joint 1
The position of connection, the one end of the lubrication piping 13 outwardly are connected with plug 4.Connect between the joint 7 of first joint 1 and second
It is connected to sealing device.The sealing device includes first sealing device and the second sealing device, and the first sealing device is located at
The position that first joint 1, the second joint 7 are connected with inner chamber, second sealing device are located at the both sides of raceway.Described first is close
Seal apparatus includes packing 2, and the packing 2 is located in sealed groove 6, and the sealed groove 6 is located in the first joint 1.Described
Two sealing devices include O-ring 3, and the number of O-ring 3 described in the present embodiment is two, and described two O-rings 3 are distributed respectively
In the both sides of raceway.
, it is necessary to block the corresponding mounting hole 8 of rolling element 5 with plug 10 after rolling element 5 is loaded in groove, while will gear
Circle 9 loads in corresponding groove, prevents rolling element 5 and plug 10 from coming off, it is ensured that linkwork connection is reliable.O-ring 3 and O shapes
Circle 3 can protect raceway, with reference to plug 10 and back-up ring 9, linkwork can be made to be in the state of a relative closure, prevent outer
Portion's impurity intrusion, pollution raceway, cause clamping stagnation；Meanwhile twice O-ring 3 and plug 10 and back-up ring 9 can prevent the profit in raceway
Lubricating oil is lost in, and causes corrosion and rotates not smooth.Can make-up oil, reduction into linkwork by plug 4 during use
Rotary resistance, while can prevent raceway and rolling element 5 from getting rusty.
The installation process of the device is as follows：The first joint 1 is fixed first, packing 2 is loaded in respective groove, by O-ring 3
Load with O-ring 3 in the corresponding groove of second joint 7, then the second joint 7 is loaded in the first joint 1, makes four grooves
It is corresponding in turn to, then a number of rolling element 5 is installed from the mounting hole 8 of rolling element 5 successively, completes the rolling element of one of groove
After 5 assemblings, load plug 10 and back-up ring 9, prevent rolling element 5 from coming off, after the rolling element 5 in four grooves assembles, from
A certain amount of lubricating grease is injected at plug 4, plays lubrication and antirust.
Flange is applied to high pressure pipe joint product by the present invention, realizes the design that flange and linkwork be combined with each other, this
This articulated mounting being related in patent is connected using flange, can be by type of attachment more as to a modification of the present invention
The forms such as clamp connection, threaded connection are changed to, these modifications are also belonged in limited range of the present invention.
Those skilled in the art can by the present invention type of attachment, applied to other like products, such as cock
In the high pressure connections such as valve, ball-and-seat and valve class, these applications similarly belong in limited range of the present invention.
Claims (10)
1. a kind of flange connecting apparatus, including the first joint and the second joint, first joint are connected with the second joint, it is special
Sign is：Tourelle is provided between first joint and the second joint, first joint and the second joint can be in
Mandrel line does 360 degree and rotated freely.
A kind of 2. flange connecting apparatus according to claim 1, it is characterised in that：Second adaptor cup jointing connects first
In head, the inner chamber of first joint is connected with each other with the inner chamber of the second joint, and the tourelle connects with the first joint, second
Head is all connected with.
A kind of 3. flange connecting apparatus according to claim 2, it is characterised in that：The tourelle includes first groove
And second groove, the first groove are arranged in the first joint, the second groove is arranged on outside the second joint, described first
The shape when the first joint and the second joint connect complements each other to form raceway to groove with second groove, and the raceway connects first
Head is circumferentially disposed with the second joint, the rolling element being engaged with raceway shape is provided with the raceway, described first connects
Head is provided with rolling element mounting hole, is provided with plug and back-up ring in the rolling element mounting hole, the back-up ring is located at stopper external.
A kind of 4. flange connecting apparatus according to claim 3, it is characterised in that：The number of the first groove is more
Individual, the number of the second groove being engaged with first groove is multiple.
A kind of 5. flange connecting apparatus according to claim 4, it is characterised in that：First joint, which is provided with, reduces by the
The lubricating arrangement of rotary resistance between one joint and the second joint.
A kind of 6. 5 flange connecting apparatus according to claim, it is characterised in that：Told lubricating arrangement includes lubrication management
Road, the lubrication piping reach the position of the first joint and the connection of the second joint through the first joint, and the lubrication piping is outwardly
One end be connected with plug.
7. according to a kind of flange connecting apparatus described in claim any one of 3-6, it is characterised in that：First joint and
Sealing device is connected between two joints.
A kind of 8. 7 flange connecting apparatus according to claim, it is characterised in that：The sealing device includes the first sealing
Device and the second sealing device, the position that the first sealing device is located at the first joint, the second joint is connected with inner chamber are described
Second sealing device is located at the both sides of raceway.
A kind of 9. flange connecting apparatus according to claim 8, it is characterised in that：The first sealing device includes disk
Root, the packing are located in sealed groove, and the sealed groove is located in the first joint.
A kind of 10. flange connecting apparatus according to claim 9, it is characterised in that：Second sealing device includes O shapes
Circle, the number of the O-ring is multiple, and the O-ring is distributed in the both sides of raceway.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711337872.7A CN107883091A (en) | 2017-12-14 | 2017-12-14 | A kind of flange connecting apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711337872.7A CN107883091A (en) | 2017-12-14 | 2017-12-14 | A kind of flange connecting apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107883091A true CN107883091A (en) | 2018-04-06 |
Family
ID=61774504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711337872.7A Pending CN107883091A (en) | 2017-12-14 | 2017-12-14 | A kind of flange connecting apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107883091A (en) |
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| US10982596B1 (en) | 2019-09-13 | 2021-04-20 | Bj Energy Solutions, Llc | Direct drive unit removal system and associated methods |
| US10907459B1 (en) | 2019-09-13 | 2021-02-02 | Bj Energy Solutions, Llc | Methods and systems for operating a fleet of pumps |
| US11280266B2 (en) | 2019-09-13 | 2022-03-22 | Bj Energy Solutions, Llc | Mobile gas turbine inlet air conditioning system and associated methods |
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