CN206296632U - A kind of major diameter penstock roll welding construction Anti-moving device - Google Patents
A kind of major diameter penstock roll welding construction Anti-moving device Download PDFInfo
- Publication number
- CN206296632U CN206296632U CN201621420878.1U CN201621420878U CN206296632U CN 206296632 U CN206296632 U CN 206296632U CN 201621420878 U CN201621420878 U CN 201621420878U CN 206296632 U CN206296632 U CN 206296632U
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- China
- Prior art keywords
- roller
- roll welding
- base plate
- penstock
- fixed base
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- 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.)
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- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The utility model discloses a kind of major diameter penstock roll welding construction Anti-moving device, including fixed base plate, roller fixed mount, roller and roller shaft, the roller fixed mount is fixedly connected on the top of fixed base plate, the roller shaft is arranged on roller fixed mount by locking nut, the roller shaft is vertically arranged, the roller is rotatably installed on roller shaft by bearing, and the fixed base plate is arranged on roll welding chassis by clamping screw.The utility model can effectively prevent axial float before and after penstock when penstock is constructed, it is ensured that roll welding chassis uses safety.
Description
Technical field
The utility model is related to a kind of penstock construction safety device, and in particular to a kind of major diameter penstock roll welding
Construction Anti-moving device.
Background technology
Existing pressure steel pipe of hydropower station in assembly welding, defect detecting test and during anticorrosive construction, generally using roll welding platform
Vehicle device.Penstock is arranged on roll welding chassis, roll welding chassis drives penstock rotation, thus complete assembled, welding,
The multiple working procedure construction such as flaw detection and anti-corrosion.Because there is error, circle after the assembly of build-up of pressure steel pipe when rolling in penstock
There is certain error in degree, when being rotated on roll welding chassis, deviation phenomenon can be in various degree caused, particular with the pressure of stiffening ring
Power steel pipe, by putting more energy into, ring size is limited, and roll welding chassis Support Position is subject to a definite limitation.In the rolling, once penstock runs
Partially, with the friction of stiffening ring when can cause to roll, penstock can fall when serious, cause personnel and equipment damage, exist tight
Weight potential safety hazard.Because roll welding chassis is approved product, the consumption that dispatches from the factory is big, and on-the-spot purchasing amount is big, if carrying out big change, into
This is huge.In especially for the construction of major diameter (general a diameter of more than 6 meters) penstock, with greater need for preventing penstock
Sideslip.Therefore, how to ensure that design one kind is simple and practical in the case where roll welding bogie type construction is not changed, can ensure that pressure
The steel pipe construction safety and device for preventing penstock axial float is industry problem urgently to be resolved hurrily.
Utility model content
The purpose of this utility model is to overcome above-mentioned deficiency of the prior art, there is provided a kind of major diameter penstock rolling
Weldering construction Anti-moving device, the device can effectively prevent axial float before and after penstock when penstock is constructed, it is ensured that rolling
Welding stage car uses safety.
To achieve the above object, the technical solution adopted in the utility model is：A kind of major diameter penstock roll welding construction
Anti-moving device, it is characterised in that：Including fixed base plate, roller fixed mount, roller and roller shaft, the roller fixed mount is fixed
The top of fixed base plate is connected to, the roller shaft is arranged on roller fixed mount by locking nut, and the roller shaft is vertical
Set, the roller is rotatably installed on roller shaft by bearing, the fixed base plate is arranged on roll welding platform by clamping screw
Che Shang.
A kind of above-mentioned major diameter penstock roll welding construction Anti-moving device, it is characterised in that：The fixed base plate is
Reverse U shape structure, offers screwed hole on two blocks of vertical side plates of the fixed base plate, the clamping screw passes through the spiral shell
Pit and fixed base plate is fixed on roll welding chassis.
A kind of above-mentioned major diameter penstock roll welding construction Anti-moving device, it is characterised in that：Set on the roller shaft
Back-up ring is equipped with, the back-up ring is located at the top of bearing.
A kind of above-mentioned major diameter penstock roll welding construction Anti-moving device, it is characterised in that：The bearing is from profit
Plain besring.
The utility model has advantages below compared with prior art：
1st, the utility model simple structure, it is novel in design reasonable, it is safe and reliable.
2nd, the utility model be able to can be realized dismounting at any time by clamping screw, do not change roll welding chassis primary structure with
And other purposes.
3rd, the utility model can move left and right adjustment in roll welding chassis frame as needed, to meet different pressures steel pipe
The need for stiffening ring height.
4th, the utility model can ensure that penstock is symmetrically arranged, and can prevent the play before and after penstock.
5th, cost of implementation of the present utility model is low, simple and practical, is easy to promote the use of.
In sum, the utility model simple structure, novel in design reasonable, safe and reliable, using effect is good, cost
It is cheap, it is easy to promote the use of.
Below by drawings and Examples, the utility model is described in further detail.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is enlarged drawing at the A in Fig. 1.
Fig. 3 is the side view of Fig. 1.
Description of reference numerals:
1-roll welding chassis；2-track；3-fixed base plate；
4-clamping screw；5-roller fixed mount；6-roller shaft；
7-bearing；8-roller；9-back-up ring；
10-locking nut；11-penstock；12-stiffening ring.
Specific embodiment
As shown in Figure 1 to Figure 3, the utility model includes fixed base plate 3, roller fixed mount 5, roller 8 and roller shaft 6, institute
The top that roller fixed mount 5 is fixedly connected on fixed base plate 3 is stated, the roller shaft 6 is solid installed in roller by locking nut 10
Determine on frame 5, the roller shaft 6 is vertically arranged, the roller 8 is rotatably installed on roller shaft 6 by bearing 7, the fixed bottom
Plate 3 is arranged on roll welding chassis 1 by clamping screw 4.
The roll welding of the utility model major diameter penstock constructs Anti-moving device when in use, according to the length of penstock 11
Be arranged in roll welding chassis 1 on track 2 by degree, after penstock 11 is lifted into upper roll welding chassis 1, will be fixed by clamping screw 4
Base plate 3 is fixed with roll welding chassis 1.Penstock 11 is rolled on roll welding chassis 1, and roller 8 can be rolled on bearing 7, roller 8
It is 10mm or so with the spacing of stiffening ring 12, when penstock welding, flaw detection or anticorrosive construction are rolled, the present apparatus prevents pressure
Play causes steel pipe falling accident before and after power steel pipe 11, it is ensured that construction safety.Clamping screw 4 can as needed along roll welding chassis
Adjustment position is moved left and right in 1 frame, it is also possible to after unclamping clamping screw 4, remove at any time and the present apparatus is installed, do not influence roll welding
The normal of chassis is used.Therefore the characteristics of present apparatus has simple structure, easy to use, maneuverability.
As depicted in figs. 1 and 2, the fixed base plate 3 is reverse U shape structure, two blocks of vertical side plates of the fixed base plate 3
On offer screwed hole, the clamping screw 4 is fixed on roll welding chassis 1 through the screwed hole and by fixed base plate 3.
As depicted in figs. 1 and 2, back-up ring 9 is provided with the roller shaft 6, the back-up ring 9 is located at the top of bearing 7, back-up ring
9 pairs of bearings, 7 position-limiting actions.
In the present embodiment, the bearing 7 is self-lubricating bearing 7.
The above, is only preferred embodiment of the present utility model, and not the utility model is imposed any restrictions, every
Any simple modification, change and the equivalent structure transformation made to above example according to the utility model technical spirit, still
Belong in the protection domain of technical solutions of the utility model.
Claims (4)
1. a kind of major diameter penstock roll welding construction Anti-moving device, it is characterised in that：It is solid including fixed base plate (3), roller
Determine frame (5), roller (8) and roller shaft (6), the roller fixed mount (5) is fixedly connected on the top of fixed base plate (3), described
By locking nut (10) on roller fixed mount (5), the roller shaft (6) is vertically arranged roller shaft (6), the roller
(8) it is rotatably installed on roller shaft (6) by bearing (7), the fixed base plate (3) is by clamping screw (4) installed in roll welding
On chassis (1).
2. a kind of major diameter penstock roll welding construction Anti-moving device according to claim 1, it is characterised in that：It is described
Fixed base plate (3) is reverse U shape structure, and screwed hole, the lock are offered on two blocks of vertical side plates of the fixed base plate (3)
Tight bolt (4) is fixed on roll welding chassis (1) through the screwed hole and by fixed base plate (3).
3. a kind of major diameter penstock roll welding construction Anti-moving device according to claim 1 and 2, it is characterised in that：
Back-up ring (9), top of the back-up ring (9) positioned at bearing (7) are provided with the roller shaft (6).
4. a kind of major diameter penstock roll welding construction Anti-moving device according to claim 1 and 2, it is characterised in that：
The bearing (7) is self-lubricating bearing (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621420878.1U CN206296632U (en) | 2016-12-23 | 2016-12-23 | A kind of major diameter penstock roll welding construction Anti-moving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621420878.1U CN206296632U (en) | 2016-12-23 | 2016-12-23 | A kind of major diameter penstock roll welding construction Anti-moving device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206296632U true CN206296632U (en) | 2017-07-04 |
Family
ID=59204286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621420878.1U Active CN206296632U (en) | 2016-12-23 | 2016-12-23 | A kind of major diameter penstock roll welding construction Anti-moving device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206296632U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114932297A (en) * | 2022-06-13 | 2022-08-23 | 湖南中铁五新重工有限公司 | Butt joint method and axial movement prevention device for cylinders of portal crane |
-
2016
- 2016-12-23 CN CN201621420878.1U patent/CN206296632U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114932297A (en) * | 2022-06-13 | 2022-08-23 | 湖南中铁五新重工有限公司 | Butt joint method and axial movement prevention device for cylinders of portal crane |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |