CN206111803U - Nuclear power station soda pipe -hanger's sun gasket - Google Patents
Nuclear power station soda pipe -hanger's sun gasket Download PDFInfo
- Publication number
- CN206111803U CN206111803U CN201621172924.0U CN201621172924U CN206111803U CN 206111803 U CN206111803 U CN 206111803U CN 201621172924 U CN201621172924 U CN 201621172924U CN 206111803 U CN206111803 U CN 206111803U
- Authority
- CN
- China
- Prior art keywords
- connecting portion
- nuclear power
- power station
- sticking department
- water pipe
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a nuclear power station soda pipe -hanger's sun gasket, this sun gasket are the ring form, and include two annular semi -circular piece of semicircle that centrosymmetric can dismantle the connection, and semi -circular piece includes circular -arc body, sets up and is in first connecting portion, the setting of a tip of body are in the second connecting portion of another tip of body to and set up respectively first connecting portion first sticking department and second sticking department on the second connecting portion are when two during the synthetic ring of semi -circular piece facies -suite form, first sticking department and second sticking department on two semi -circular piece can lock each other. The utility model discloses a two semi -circular piece lock each other and form sun gasket, can install and change at the lower of prerequisite of a gallows that does not disintegrate, simultaneously, and simple structure, the batch production of just being convenient for, in addition, the auto -lock nature of structure has guaranteed that there are not the risk that comes off in this gasket and nut.
Description
Technical field
This utility model is related to nuclear power generating equipment field, particularly a kind of sun pad of nuclear power station steam-water pipe suspension and support.
Background technology
The connecting portion of nuclear power station steam-water pipe suspension and support is provided with two nuts, by the moment of torsion between two nuts and rubbing
Wiping is tried hard to keep and demonstrate,proves the tight and reliable of connection.
On the one hand, because steam-water pipe is inevitably stimulated by fluids within pipes or extrinsic motivation, there is difference
The Vibration Condition of degree, causes nut inevitably to occur releasing；Another aspect nuclear power plant steam-water pipe suspension and support mainly according to
According to DL T982-2005《Nuclear power plant's steam-water pipe and suspension and support maintenance adjustment directive/guide》, each power plant's suspension and support maintenance procedure carry out mesh
Inspection is looked into, but due to remote visual inspection, is caused part high-altitude suspension and support locking nut to release and be difficult to be found, then by shaking
Dynamic impact, ultimately results in nut high-altitude and comes off, and high-altitude junk strike, the safe operation to nuclear power station are caused to equipment and personnel
Serious security threat is generated, analogue also occurs repeatedly in other units, and carries out multiple Experience Feedback, becomes each core
Power station problem demanding prompt solution.
Common method is to install the sun additional between two nuts（It is anti-skidding）Pad, but installation process had in suspension and support
Construction and installation stage or the suspension and support to having worked are installed after disintegrating.
The existing sun（It is anti-skidding）Pad installation process is had in the suspension and support construction and installation stage or to propping up for having worked
Suspension bracket is installed after being disintegrated.The suspension and support of nuclear power station conventional island typically has many thousands of, if disintegrate installed in turn, is not only
Workload is huge, and a repair time window is difficult to（Repair time window is generally one month or so）, it is often more important that,
Technically there is risk：Each suspension and support has the bearing load for designing on steam-water pipe, and disintegration is installed additional and meant that
Suspension and support unloaded, and need otherwise to substitute the load of the suspension centre, while to ensure on pipeline
The load and piping displacement of each suspension and support does not change（The change of load and displacement may all cause pipeline internal stress point
Cloth changes, and damage may be produced to pipeline when serious）, therefore also technically there is difficulty.
Therefore, it is badly in need of at present a kind of without the need for the sun pad that just can be added that the suspension and support for having worked is disintegrated.
The content of the invention
The purpose of this utility model be to provide it is a kind of for nuclear power station steam-water pipe suspension and support without the need for by worked
Suspension bracket is disintegrated the sun pad that just can be added.
To reach above-mentioned purpose, the technical solution adopted in the utility model is：A kind of nuclear power station steam-water pipe suspension and support
Sun pad, the sun pad is annular shape, including the halfround bar slice of two centrosymmetric semi-annular shapes being detachably connected,
The halfround bar slice includes the body of arc-shaped；It is arranged on the first connecting portion of the one end of the body；It is arranged on the body
The second connecting portion of the other end；And the first locking being separately positioned in the first connecting portion, the second connecting portion
Portion and the second sticking department, when two halfround bar slices it is combined into annular shape when, the first sticking department on two halfround bar slices and
Two sticking departments being capable of mutually locking.
Preferably, the outer ring of the body it is radial stretch out be provided with multiple blades.
Preferably, the blade is provided with 3.
It is further preferred that the angle between the two neighboring blade is 45 °.
Preferably, the sun pad adopts alloy spring steel.
Preferably, the first connecting portion and the second connecting portion near the opening side of the body side along
The length direction distribution of one diameter of body place annulus.
It is further preferred that first sticking department and second sticking department are in the first connecting portion and described second
Edge of the connecting portion near the side of the opening of the body is arranged.
It is further preferred that first sticking department is the through hole being arranged in the first connecting portion, second lock
It is the dead bolt that setting is upwardly extended from the vertical body place plane in a side of the second connecting portion to determine portion.
It is further preferred that the through hole is rectangular opening.
It is further preferred that the first connecting portion is located in the edge part that the through hole is located to the vertical body putting down
Face upwards to be extended and have location division.
Because above-mentioned technical proposal is used, this utility model has compared with prior art following advantages：
This utility model constitutes sun pad by two halfround bar slice mutually lockings, under the premise of the suspension and support that do not disintegrate
Can be installed and be changed, meanwhile, simple structure, and it is easy to batch production, additionally, the self-locking performance matter of structure ensure that the pad
There is no the risk for coming off in piece and nut.
Description of the drawings
Accompanying drawing 1 is the schematic diagram of this utility model sun pad；
Accompanying drawing 2 is the schematic diagram before the folding of this utility model halfround bar slice；
Accompanying drawing 3 is the schematic diagram after the folding of this utility model halfround bar slice.
In the figures above：1st, halfround bar slice；11st, body；12nd, first connecting portion；13rd, second connecting portion；21st, the first locking
Portion；22nd, the second sticking department；3rd, blade；4th, location division.
Specific embodiment
Below in conjunction with the accompanying drawings shown embodiment is further described to this utility model：
Referring to shown in accompanying drawing 1, a kind of sun pad of nuclear power station steam-water pipe suspension and support, the suspension and support in the present embodiment
The a diameter of 36mm of suspension rod chi, locking nut inscribed circle diameter is 63.5mm, and the part that nut union joint is contacted with locking nut is
A diameter of 91mm, the present embodiment sun pad is annular shape, and internal diameter is 40mm, and external diameter is 120mm, including two centrosymmetric
The halfround bar slice 1 of the semi-annular shape being detachably connected, halfround bar slice 1 includes the body 11 of arc-shaped；It is arranged on the one end of body 11
First connecting portion 12；It is arranged on the second connecting portion 13 of the other end of body 11；And be separately positioned on first connecting portion 12,
The first sticking department 21 and the second sticking department 22 in second connecting portion 13, when two halfround bar slices 1 it is combined into annular shape when, two
The first sticking department 21 and the second sticking department 22 on halfround bar slice 1 being capable of mutually locking.
The outer ring of body 11 is radial to stretch out and is provided with 3 blades 3, in 45 °, 90 °, 135 ° of distributions.
First connecting portion 12 and second connecting portion 13 are located along body 11 near the side of the opening side of body 11 and justify
The length direction distribution of one diameter of ring.First sticking department 21 and the second sticking department 22 are in first connecting portion 12 and second connecting portion
13 edge near the side of the opening of body 11 are arranged.First sticking department 21 is the through hole being arranged in first connecting portion 12,
Second sticking department 22 is the dead bolt that setting is upwardly extended from the vertical place plane of body 11 in a side of second connecting portion 13.Through hole
For rectangular opening.First connecting portion 12 is upwardly extended to the place plane of vertical body 11 in the edge part that through hole is located and is provided with positioning
Portion 4.
Referring to shown in accompanying drawing 1, wherein each angle point rounding 1mm in the present embodiment.Pad adopts alloy spring steel, alloy bullet
Spring steel feature has higher yield point and yield tensile ratio, elastic limit, anti-fatigue ability, and ensures there are enough elastic deformation energy
Power simultaneously bears larger load.
Referring to shown in accompanying drawing 2, the processing mode of halfround bar slice 1 of the present embodiment is using once stamping.Then such as the institute of accompanying drawing 3
Show, the second sticking department 22 and location division 4 are folded up in 90 °, that is, machine a halfround bar slice 1.
Referring to shown in accompanying drawing 1, wait when in use, by two dead bolts of halfround bar slice 1 and through hole connection be combined into one it is complete
Sun pad, after nut screwing clamping, two halfround bar slices 1 form the entirety of self-locking with nut, and sun pad ensure that upper and lower two
There is no the relative changing of the relative positions between nut, and there is no the changing of the relative positions and ensure that two halfround bar slices 1 disintegrate without space yet in nut, so as to
Ensure that nut will not be released or even dropped.
In sum, the sun pad of this enforcement has following feature：
1. on the premise of the suspension and support that do not disintegrate, can be installed and be changed, without the need for shutdown operation, not affected other programs
Normal operation, it is to avoid unnecessary economic loss；
2. arranged using symmetrical structure, be adapted to large batch of production, also very facilitated when using；
3. the self-locking of structure, ensures that security reliability, while also thoroughly solving nut and pad easily comes off
A difficult problem；
4. there is versatility, it is also possible to for other industry.
Above-described embodiment only to illustrate technology design of the present utility model and feature, its object is to allow and be familiar with technique
Personage will appreciate that content of the present utility model and implement according to this, protection domain of the present utility model can not be limited with this.
All equivalence changes made according to this utility model spirit or modification, all should cover protection domain of the present utility model it
It is interior.
Claims (10)
1. a kind of sun pad of nuclear power station steam-water pipe suspension and support, it is in circular, it is characterised in that：The sun pad bag
The halfround bar slice of two centrosymmetric semi-annular shapes being detachably connected is included, the halfround bar slice includes the body of arc-shaped；Arrange
In the first connecting portion of the one end of the body；It is arranged on the second connecting portion of described body the other end；And set respectively
The first sticking department and the second sticking department in the first connecting portion, the second connecting portion are put, when two halfround bar slices
It is combined into annular shape when, the first sticking department and the second sticking department on two halfround bar slices being capable of mutually locking.
2. the sun pad of a kind of nuclear power station steam-water pipe suspension and support according to claim 1, it is characterised in that：Described
The outer ring of body is radial to stretch out and is provided with multiple blades.
3. the sun pad of a kind of nuclear power station steam-water pipe suspension and support according to claim 2, it is characterised in that：The leaf
Piece is provided with 3.
4. the sun pad of a kind of nuclear power station steam-water pipe suspension and support according to claim 3, it is characterised in that：Adjacent two
Angle between the individual blade is 45 °.
5. the sun pad of a kind of nuclear power station steam-water pipe suspension and support according to claim 1, it is characterised in that：It is described too
Positive pad adopts alloy spring steel.
6. the sun pad of a kind of nuclear power station steam-water pipe suspension and support according to claim 1, it is characterised in that：Described
One connecting portion and the second connecting portion near the opening side of the body side along the one of body place annulus
The length direction distribution of diameter.
7. the sun pad of a kind of nuclear power station steam-water pipe suspension and support according to claim 6, it is characterised in that：Described
One sticking department and second sticking department are in the first connecting portion and the second connecting portion near the opening of the body
The edge of side is arranged.
8. the sun pad of a kind of nuclear power station steam-water pipe suspension and support according to claim 7, it is characterised in that：Described
One sticking department is the through hole being arranged in the first connecting portion, and second sticking department is the side from the second connecting portion
The vertical body place plane in side upwardly extends the dead bolt of setting.
9. the sun pad of a kind of nuclear power station steam-water pipe suspension and support according to claim 8, it is characterised in that：It is described logical
Hole is rectangular opening.
10. the sun pad of a kind of nuclear power station steam-water pipe suspension and support according to claim 8, it is characterised in that：It is described
First connecting portion is upwardly extended to vertical body place plane in the edge part that the through hole is located and is provided with location division.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621172924.0U CN206111803U (en) | 2016-11-02 | 2016-11-02 | Nuclear power station soda pipe -hanger's sun gasket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621172924.0U CN206111803U (en) | 2016-11-02 | 2016-11-02 | Nuclear power station soda pipe -hanger's sun gasket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206111803U true CN206111803U (en) | 2017-04-19 |
Family
ID=58525113
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621172924.0U Expired - Fee Related CN206111803U (en) | 2016-11-02 | 2016-11-02 | Nuclear power station soda pipe -hanger's sun gasket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206111803U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106321603A (en) * | 2016-11-02 | 2017-01-11 | 苏州热工研究院有限公司 | Solar gasket of nuclear power plant steam-water pipeline support hanger |
-
2016
- 2016-11-02 CN CN201621172924.0U patent/CN206111803U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106321603A (en) * | 2016-11-02 | 2017-01-11 | 苏州热工研究院有限公司 | Solar gasket of nuclear power plant steam-water pipeline support hanger |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206111803U (en) | Nuclear power station soda pipe -hanger's sun gasket | |
| CN106321603B (en) | A kind of sun gasket of nuclear power station steam-water pipe suspension and support | |
| CN204042199U (en) | A kind of yoke configurations for fixing tube | |
| CN202629396U (en) | Flange pipeline clamp | |
| CN208668624U (en) | A kind of structures with interlayer seismic isolation shock isolating pedestal limiting device | |
| CN104723275B (en) | The dismantling device of isolating valve valve seal assembly and maintenance dismounting process | |
| CN210461937U (en) | Pipeline staple bolt structure in cold box | |
| CN204824990U (en) | Spring temper design anchor clamps | |
| CN205730693U (en) | Gas filter quick-opening device | |
| CN207297578U (en) | A kind of special shaped screw bolt applied to the installation of blade manhole cover | |
| CN202786311U (en) | Converter alloy feeding rotary device | |
| CN203939250U (en) | Novel building protective screening and syndeton thereof | |
| CN208977696U (en) | Nuclear power station non-return valve spring holder provision for disengagement | |
| CN206054941U (en) | A kind of adjustable supporting device of storage piping installation | |
| CN202228519U (en) | Craft gasket and device for testing torque coefficients of high strength bolt | |
| CN113217726B (en) | Metal octagonal cushion and design method thereof | |
| CN201843579U (en) | Fixing screw cap for hand wheel of valve of Christmas tree | |
| CN201564036U (en) | Stool rack | |
| CN205628152U (en) | Hammer crusher rotor positioner | |
| CN213981553U (en) | Pin shaft connecting structure of nuclear power plant pipeline damper | |
| CN211175892U (en) | Pipeline blocking and isolating device | |
| CN203947035U (en) | The contra-aperture device that limestone kiln distributor saves up and down | |
| CN211841767U (en) | Flange gap expander | |
| CN202155949U (en) | Mounting structure for rear bearing seat and rear bearing seat base of brick machine | |
| CN204074146U (en) | High-pressure roller mill new side baffle mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170419 Termination date: 20191102 |