CN209511351U - A kind of high strength stainless steel pipe - Google Patents
A kind of high strength stainless steel pipe Download PDFInfo
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- CN209511351U CN209511351U CN201821512257.5U CN201821512257U CN209511351U CN 209511351 U CN209511351 U CN 209511351U CN 201821512257 U CN201821512257 U CN 201821512257U CN 209511351 U CN209511351 U CN 209511351U
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- steel pipe
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Abstract
The utility model discloses a kind of high strength stainless steel pipes, it is related to pipe technology field, the high strength stainless steel pipe includes steel pipe body, the both ends of steel pipe body are respectively fixedly connected with the positive flange for offering several connecting holes and secondary flange, adjacent steel pipe body passes through one group of positive flange and secondary flanged joint, the connection bolt for being threaded with location nut is equipped in the corresponding connecting hole of every two, connection bolt is set as outer-hexagonal bolt, positive flange offers the caulking groove mutually agreed with the nut for connecting bolt, steel pipe body is provided with anchor ear, anchor ear is moved to while abutting against with positive flange and can abut against with the nut of each connection bolt.The utility model has the following beneficial effects: connection bolt passes through the connecting hole of positive flange and secondary flange, the nut of connection bolt is placed in caulking groove, nut is fixed without skidding, the nut of anchor ear and each connection bolt abuts against, it will not be retreated to connect bolt in screwed in place nut, facilitate connection, improves installation effectiveness.
Description
Technical field
The utility model relates to pipe technology fields, more specifically, it relates to a kind of high strength stainless steel pipe.
Background technique
Stainless steel refers to the steel of the chemical etchings dielectric corrosions such as the weak corrosive medium such as resistance to air, steam, water and acid, alkali, salt,
Also known as stainless acid resistant steel.Stainless steel tube is widely used because it is not easy to get rusty, aging, feature easy to clean and low water leakage ratio
In systems such as direct drinking, the combustion gas of the architectural engineerings such as house ornamentation, school, hospital, fire-fighting, solar energy, hotel.
Notification number is that the Chinese patent of CN205350585U discloses a kind of high-intensitive, warping resistance stainless steel pipes, this is not
Rust steel conduit includes stainless steel tube body and pipe body support, and the stainless steel tube body is passed through by stainless strip or stainless steel composite plate
Spiral seam is wound, and the two sides of the stainless strip or stainless steel composite plate are mutually twisted to form spiral shell along coincidence part
The reinforcing rib of winding is revolved, stainless steel tube body end portion is equipped with connecting flange.
It in connecting flange, needs to connect the bolt hole that bolt passes through flange, then covers top nut in the other end, be
It prevents connection bolt from skidding and retreating when tightening nut, needs to fix connection bolt equipped with one end of hexagon-head, with pulling
Hand, which tightens the nut of the other end, to be achieved the purpose that fasten two flanged joints, and such connection type is comparatively laborious, installation effectiveness
It is low, have much room for improvement.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of high strength stainless steel pipe, tool
Have and facilitate connection, improves the effect of installation effectiveness.
To achieve the above object, the utility model provides following technical solution:
A kind of high strength stainless steel pipe, including steel pipe body, the both ends of the steel pipe body, which have been respectively fixedly connected with, to be opened up
There are the positive flange and secondary flange of several connecting holes, the adjacent steel pipe body is by one group of positive flange and secondary flanged joint, and one group
The connection bolt for being threaded with location nut, the connection spiral shell are equipped in positive flange connecting hole corresponding with secondary flange
Bolt is set as outer-hexagonal bolt, and the positive flange with the side for organizing secondary flange in far from offering and the nut phase contract that connect bolt
The caulking groove of conjunction, the steel pipe body are provided with anchor ear in one end close to positive flange, and the anchor ear is moved to offset with positive flange
It can be abutted against with the nut of each connection bolt while connecing.
By using above-mentioned technical proposal, after positive flange is abutted against with secondary flange, connection bolt passes through the connection of positive flange
Hole is pierced by from the connecting hole of secondary flange, and the nut for connecting bolt is placed in caulking groove, and nut is fixed without skidding, anchor ear
It is abutted against with the nut of each connection bolt, so that connecting bolt will not retreat in screwed in place nut, staff is tight
Gu when the connection of positive flange and secondary flange, it is not necessary that the nut for connecting bolt is fixed manually, it is only necessary to tighten and be socketed on connection spiral shell
The location nut of the bolt other end, simplifies installation steps, improves installation effectiveness.
The utility model is further arranged to: the inner sidewall of the anchor ear is provided with rubber pad.
By using above-mentioned technical proposal, rubber pad can increase the frictional force between anchor ear and the outer wall of steel pipe body, keep away
Exempt from staff's screwed in place nut, anchor ear is retreated due to skidding；Simultaneously can avoid anchor ear in moving process with steel
Tube body generates friction, to cause to wear to the outer wall of steel pipe body.
The utility model is further arranged to: the anchor ear include two it is symmetrically arranged in semicircular arc embrace rings, two
A both ends for embracing ring have extended radially outward hinged ear, and two opposite hinged ears, which run through, adjusting bolt,
The adjusting bolt thread is connected with adjusting nut, and the adjusting nut is set as wing nut.
By using above-mentioned technical proposal, wing nut is specially twisted operation for convenience of hand and is designed, the butterfly design on head
Lateral stressed face is seen in increase, when keeping hand stubborn more efficiently, saves manpower, staff simplifies without using tools such as spanners
Operating procedure, improves work efficiency.
The utility model is further arranged to: the outer wall of the steel pipe body is provided with reinforcing rib.
By using above-mentioned technical proposal, reinforcing rib can enhance the bending strength of steel pipe body, simultaneously because anchor ear is interior
Side wall is provided with rubber pad, and rubber pad has elastically-deformable ability, and reinforcing rib does not influence clamping of the anchor ear to steel pipe body.
The utility model is further arranged to: the reinforcing rib is wound in steel pipe body.
By using above-mentioned technical proposal, the reinforcing rib of steel pipe body is wound in compared to longitudinal reinforcement disposed in parallel
Muscle has booster action to the bending strength of steel pipe body in all directions, and longitudinal reinforcing rib disposed in parallel is not being set
The position for setting reinforcing rib is then more fragile.
The utility model is further arranged to: the steel pipe body is internally provided with support plate.
By using above-mentioned technical proposal, support plate enhances the bending strength of steel pipe in internal bracing reinforcement steel pipe body,
When laterally or longitudinally using steel pipe body, steel pipe body increases the suitable of steel pipe body from inner side and outer side while dispersive stress
With endurance range.
The utility model is further arranged to: the cross section of the support plate is arranged in equilateral triangle.
By using above-mentioned technical proposal, equilateral triangle has stronger stability.
The utility model is further arranged to: the outer wall of the steel pipe body is provided with protective layer, and the protective layer is ring
Oxygen lacquer type organic coating.
By using above-mentioned technical proposal, the epoxy resin being cured contains stable phenyl ring, has good acidproof, resistance to
The performance of alkali and organic solvent-resistant can effectively extend the service life of steel pipe body.
In conclusion the utility model has the following beneficial effects:
1. connecting the connecting hole that bolt passes through positive flange and secondary flange, the nut for connecting bolt is placed in caulking groove, nut quilt
Fixed without skidding, anchor ear and each nut for connecting bolt are abutted against, to connect bolt in screwed in place nut not
It can retreat, facilitate connection, improve installation effectiveness；
2. the reinforcing rib for being wound in steel pipe body has booster action to the bending strength of steel pipe body in all directions；
3. support plate enhances the bending strength of steel pipe in internal bracing reinforcement steel pipe body, steel is laterally or longitudinally being used
When tube body, steel pipe body increases the applicable endurance range of steel pipe body from inner side and outer side while dispersive stress.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of embodiment, for showing state when two steel pipe body connections；
Fig. 2 is the structural schematic diagram of embodiment, for showing the layer structure of embodiment；
Fig. 3 is the cross-sectional view in the face A-A in Fig. 1.
Description of symbols: 1, steel pipe body；2, positive flange；21, connecting hole；22, caulking groove；3, secondary flange；4, spiral shell is connected
Bolt；5, location nut；6, anchor ear；61, ring is embraced；62, hinged ear；7, rubber pad；71, anti-skid chequer；8, bolt is adjusted；9, spiral shell is adjusted
It is female；10, reinforcing rib；11, support plate；12, protective layer；13, gasket.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
A kind of high strength stainless steel pipe, as depicted in figs. 1 and 2, including steel pipe body 1, the outer wall of steel pipe body 1 are welded with
It is wound in the reinforcing rib 10 of steel pipe body 1.The reinforcing rib 10 of steel pipe body 1 is wound in compared to longitudinal reinforcing rib disposed in parallel
10, there is booster action to the bending strength of steel pipe body 1 in all directions, and longitudinal reinforcing rib disposed in parallel 10 is not
The position that reinforcing rib 10 is arranged is then more fragile.
It is in the support plate 11 of equilateral triangle setting that the interior welds of steel pipe body 1, which have cross section,.Support plate 11 is propped up in inside
Steel pipe body 1 is reinforced in support, enhances the bending strength of steel pipe, and when laterally or longitudinally using steel pipe body 1, steel pipe body 1 is from interior
Side and outside while dispersive stress increase the applicable endurance range of steel pipe body 1, and equilateral triangle has stronger stabilization
Property.
As shown in Figures 2 and 3, the outer wall of steel pipe body 1 is provided with protective layer 12, and protective layer 12 is epoxy resin coating, Gu
The epoxy resin changed contains stable phenyl ring, has good acidproof, alkaline-resisting and organic solvent-resistant performance, can be effectively
Extend the service life of steel pipe body 1.
As shown in figures 1 and 3, the both ends of steel pipe body 1 are respectively welded 2 He of positive flange for offering eight connecting holes 21
Secondary flange 3.Adjacent steel pipe body 1 is connected by one group of positive flange 2 with secondary flange 3, between one group of positive flange 2 and secondary flange 3
It is provided with gasket 13, the leakproofness between positive flange 2 and secondary flange 3 can be improved in gasket 13.One group of positive flange 2 and secondary flange 3 are right
The connection bolt 4 for being threaded with location nut 5 is equipped in the connecting hole 21 answered, connection bolt 4 is set as outer-hexagonal bolt,
Positive flange 2 offers the caulking groove 22 mutually agreed with the nut for connecting bolt 4 in the side far from the secondary flange 3 of same group.
Steel pipe body 1 is provided with anchor ear 6 in one end close to positive flange 2, and anchor ear 6 is moved to be abutted against with positive flange 2
It can be abutted against simultaneously with the nut of each connection bolt 4.After positive flange 2 and secondary flange 3 abut against, connection bolt 4, which passes through, is executed
The connecting hole 21 of orchid 2, is pierced by from the connecting hole 21 of secondary flange 3, and the nut of connection bolt 4 is placed in caulking groove 22, and nut is consolidated
Determine without skidding, the nut of anchor ear 6 and each connection bolt 4 abuts against, to connect bolt 4 in screwed in place nut 5
It will not retreat.Staff is when fastening the connection of positive flange 2 and secondary flange 3, without manually consolidating the nut for connecting bolt 4
It is fixed, it is only necessary to tighten the location nut 5 for being socketed on connection 4 other end of bolt, simplify installation steps, improve installation effect
Rate.
The inner sidewall of anchor ear 6 is fixedly connected with rubber pad 7, rubber pad 7 can increase anchor ear 6 and steel pipe body 1 outer wall it
Between frictional force, avoid in staff's screwed in place nut 5, anchor ear 6 is retreated due to skidding.Rubber has certain bullet
Property deformability, will not influence clamping of the anchor ear 6 to steel pipe body 1 because of reinforcing rib 10.It can avoid anchor ear 6 simultaneously be moved through
Cheng Zhongyu steel pipe body 1 and reinforcing rib 10 generate friction, so that the outer wall and reinforcing rib 10 to steel pipe body 1 cause to wear.
As shown in Figure 1, anchor ear 6 includes two symmetrically arranged armful rings 61 in semicircular arc, two are embraced the both ends of ring 61
Hinged ear 62 is extended radially outward, two opposite hinged ears 62 adjust 8 screw thread of bolt and connect through there is adjusting bolt 8
It is connected to adjusting nut 9, adjusting nut 9 is set as wing nut.Wing nut is specially twisted operation for convenience of hand and is designed, head
Butterfly design, which increases, sees lateral stressed face, when keeping hand stubborn more efficiently, saves manpower, staff is without using works such as spanners
Tool, simplifies operating procedure, improves work efficiency.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this
Within novel design concept, any modification, equivalent replacement, improvement and so on should be included in the protection of the utility model
Within the scope of.
Claims (8)
1. a kind of high strength stainless steel pipe, including steel pipe body (1), it is characterised in that: distinguish at the both ends of the steel pipe body (1)
It is fixedly connected with the positive flange (2) for offering several connecting holes (21) and secondary flange (3), the adjacent steel pipe body (1) passes through
One group of positive flange (2) and secondary flange (3) connect, and wear in positive flange (2) described in one group and the corresponding connecting hole (21) of secondary flange (3)
Equipped with the connection bolt (4) for being threaded with location nut (5), the connection bolt (4) is set as outer-hexagonal bolt, it is described just
Flange (2) offers the caulking groove (22) mutually agreed with the nut for connecting bolt (4), institute in the side far from the secondary flange (3) of same group
It states steel pipe body (1) to be provided with anchor ear (6) in one end close to positive flange (2), the anchor ear (6) is moved to and positive flange (2)
It can be abutted against with the nut of each connection bolt (4) while abutting against.
2. a kind of high strength stainless steel pipe according to claim 1, it is characterised in that: the inner sidewall of the anchor ear (6) is set
It is equipped with rubber pad (7).
3. a kind of high strength stainless steel pipe according to claim 1, it is characterised in that: the anchor ear (6) includes two right
Claim setting embraces ring (61) in semicircular arc, and the both ends that ring (61) are embraced described in two have extended radially outward hinged ear
(62), for two opposite hinged ears (62) through having adjusting bolt (8), the adjusting bolt (8) is threaded with adjusting
Nut (9), the adjusting nut (9) are set as wing nut.
4. a kind of high strength stainless steel pipe according to claim 2, it is characterised in that: the outer wall of the steel pipe body (1)
It is provided with reinforcing rib (10).
5. a kind of high strength stainless steel pipe according to claim 4, it is characterised in that: the reinforcing rib (10) is wound in steel
Tube body (1).
6. a kind of high strength stainless steel pipe according to claim 1 or 4, it is characterised in that: the steel pipe body (1) it is interior
Portion is provided with support plate (11).
7. a kind of high strength stainless steel pipe according to claim 6, it is characterised in that: the cross section of the support plate (11)
It is arranged in equilateral triangle.
8. a kind of high strength stainless steel pipe according to claim 1, it is characterised in that: the outer wall of the steel pipe body (1)
It is provided with protective layer (12), the protective layer (12) is epoxy resin coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821512257.5U CN209511351U (en) | 2018-09-14 | 2018-09-14 | A kind of high strength stainless steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821512257.5U CN209511351U (en) | 2018-09-14 | 2018-09-14 | A kind of high strength stainless steel pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209511351U true CN209511351U (en) | 2019-10-18 |
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ID=68186006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821512257.5U Active CN209511351U (en) | 2018-09-14 | 2018-09-14 | A kind of high strength stainless steel pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209511351U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110735981A (en) * | 2019-11-28 | 2020-01-31 | 衡阳科盈钢管有限公司 | improved steel pipe adapter |
| CN110762296A (en) * | 2019-10-21 | 2020-02-07 | 吕文兴 | Novel multifunctional composite steel pipe and preparation method thereof |
-
2018
- 2018-09-14 CN CN201821512257.5U patent/CN209511351U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110762296A (en) * | 2019-10-21 | 2020-02-07 | 吕文兴 | Novel multifunctional composite steel pipe and preparation method thereof |
| CN110735981A (en) * | 2019-11-28 | 2020-01-31 | 衡阳科盈钢管有限公司 | improved steel pipe adapter |
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