CN211008411U - Hydraulic turbine steel pipe frame processing operation slide ladder - Google Patents
Hydraulic turbine steel pipe frame processing operation slide ladder Download PDFInfo
- Publication number
- CN211008411U CN211008411U CN201921353009.5U CN201921353009U CN211008411U CN 211008411 U CN211008411 U CN 211008411U CN 201921353009 U CN201921353009 U CN 201921353009U CN 211008411 U CN211008411 U CN 211008411U
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- China
- Prior art keywords
- ladder
- steel pipe
- processing operation
- pipe frame
- water turbine
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- Expired - Fee Related
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Abstract
The utility model provides a hydraulic turbine steel-pipe frame processing operation slide ladder, includes the cat ladder of two opposition installations, and two cat ladder one ends are passed through the connecting plate and are connected, and the other end is equipped with a plurality of universal wheels, be equipped with opposite movable pulley between two cat ladders, the movable pulley passes through the roll axis and is connected with the motor, the movable pulley passes through the cylinder and is connected with the cat ladder, opposite movable pulley is used for hugging closely and drives the cat ladder and remove on hydraulic turbine steel pipe curb plate, only needs simple operation universal wheel locking hand (hold) and control hand (hold) can realize that whole device is automatic to be circular motion around the pressure steel pipe wall.
Description
Technical Field
The utility model belongs to the technical field of hydraulic turbine steel-pipe frame and specifically relates to a hydraulic turbine steel-pipe frame processing operation slide.
Background
Because the volute casing and the pressure steel pipe of the water turbine need to bear huge water pressure, the welding process has great influence on quality, the field welding seam is complex to process, and workers need to frequently change operation positions. In order to facilitate the construction of workers, external equipment (such as ladders, scaffolds and the like) is required to improve the manual work efficiency.
The existing external hanging equipment has the disadvantages of complex operation and low safety. If the herringbone ladders are hung on the two sides of the pressure pipeline, although the structure is simple and the cost is low, workers need to go down the ladder for multiple times and move the ladder to reach the operation position, so that the working efficiency of the workers is greatly reduced; if the wheels are arranged at the end part of the ladder, the ladder can freely rotate around the pressure pipeline, but workers still need to go down the ladder to operate to rotate, the control position of the wheel braking device is arranged on the wheels, the wheels at the upper end are not easy to fix, and the safety is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a hydraulic turbine steel-pipe frame processing operation slide ladder adopts "people" word ladder work efficiency's problem when solving the welding of hydraulic turbine spiral case.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: a sliding ladder for processing operation of a steel pipe frame of a water turbine comprises two ladder stands which are installed oppositely, one ends of the two ladder stands are connected through a connecting plate, the other ends of the two ladder stands are provided with a plurality of universal wheels, opposite sliding wheels are arranged between the two ladder stands, the sliding wheels are connected with a motor through rolling shafts, and the sliding wheels are connected with the ladder stands through cylinders;
the opposite sliding wheels are used for clinging to the side plates of the water turbine steel pipe to drive the crawling ladder to move on the side plates of the water turbine steel pipe.
In the preferred scheme, the ladder stand is provided with a control handle, and the control handle is electrically connected with a motor.
In the preferred scheme, connecting plate both ends and two cat ladder fixed connection.
In the preferred scheme, the crawling ladder is provided with a hand frame, and the hand frames on the crawling ladder which are oppositely arranged are connected through a connecting frame.
In the preferred scheme, a support frame is arranged on the ladder stand, and the air cylinder is arranged on the support frame.
In a preferable scheme, the bottom of the ladder stand is provided with an air storage tank, and the air storage tank is connected with an air cylinder.
In the preferred scheme, a universal wheel locking handle is arranged on the ladder stand, one end of the universal wheel locking handle is hinged with the ladder stand, the middle part of the universal wheel locking handle is hinged with one end of a sliding rod, and the other end of the sliding rod is close to the universal wheel.
In a preferable scheme, the sliding rod is connected with the ladder stand in a sliding mode.
The utility model provides a hydraulic turbine steel-pipe frame processing operation slide ladder, before going up the ladder, open the universal wheel locking hand (hold), brake block through the slide bar control universal wheel and then make the universal wheel can rotate, the control hand (hold), control hand (hold) control cylinder supports the movable pulley and drives the cat ladder on hydraulic turbine steel pipe curb plate and remove on hydraulic turbine steel pipe curb plate, the workman is adding man-hour, only need simple operation universal wheel locking hand (hold) and control hand (hold) can realize that whole device is automatic to be circular motion around the pressure steel pipe wall. The worker can easily reach any operation position, and the method is simple, safe and reliable, and the production efficiency is high. The device is suitable for ascending the height inside and outside the annular structure, and has simple structure and convenient production and manufacture.
Drawings
The invention will be further explained with reference to the following figures and examples:
FIG. 1 is a front view structural diagram of the present invention;
FIG. 2 is a general side view structural diagram of the present invention;
FIG. 3 is a structural diagram of the utility model in the use engineering;
FIG. 4 is a front view structure diagram of the utility model in the use engineering;
FIG. 5 is a structural view of the universal wheel locking handle of the present invention;
in the figure: a universal wheel 1; a ladder 2; a control handle 3; a hand frame 4; a connecting frame 5; a sliding wheel 6; a motor 7; a cylinder 8; a rolling shaft 9; the universal wheel locking handle 10; a support frame 11; a slide lever 12; a compression end 13; a connecting plate 14; and an air storage tank 15.
Detailed Description
As shown in fig. 1-5, a hydraulic turbine steel pipe frame processing operation slide ladder includes two cat ladders 2 of opposition installation, and two cat ladders 2 one end are passed through connecting plate 14 and are connected, and the other end is equipped with a plurality of universal wheels 1, be equipped with opposite movable pulley 6 between two cat ladders, movable pulley 6 passes through roll axis 9 and is connected with motor 7, movable pulley 6 passes through cylinder 8 and is connected with cat ladder 2, opposite movable pulley 6 is used for hugging closely and drives cat ladder 2 on hydraulic turbine steel pipe curb plate and remove on hydraulic turbine steel pipe curb plate. From this structure, it is "people" font ladder, is symmetrical structure, and the left and right sides is constituteed the same, and control hand (hold) 3 control cylinder 8 supports movable pulley 6 to lean on to drive cat ladder 2 on hydraulic turbine steel pipe curb plate and remove on hydraulic turbine steel pipe curb plate, and the workman adds man-hour, only needs simple operation universal wheel locking hand (hold) 10 and control hand (hold) 3 can realize that whole device is automatic to be circular motion around the pressure steel pipe wall. The worker can easily reach any operation position, the use method is simple, safe and reliable, and the production efficiency is high
In a preferable scheme, the ladder stand 2 is provided with a control handle 3, and the control handle 3 is electrically connected with a motor 7. With the structure, the control handle 3 can control the motor 7 and can also control the expansion of the air cylinder 8.
In a preferable scheme, two ends of the connecting plate 14 are fixedly connected with the two ladder stands 2. With this construction, the connecting plate 14 serves to connect the two ladder stands 2, on which the connecting plate 14 can also walk.
In the preferred scheme, the ladder stand 2 is provided with a handrail 4, and the handrail 4 on the ladder stand 2 which is oppositely arranged is connected through a connecting frame 5. With this structure, the link 5 also serves as a handrail and also serves to connect the handrails 4 on both sides.
In the preferred scheme, a support frame 11 is arranged on the ladder 2, and the cylinder 8 is arranged on the support frame 11. With the structure, the supporting frame 11 is used for supporting the cylinder 8, so that the structure of the cylinder 8 is more stable.
In a preferable scheme, the bottom of the ladder stand 2 is provided with an air storage tank 15, and the air storage tank 15 is connected with the air cylinder 8. With this structure, the air tank 15 can supply air to the cylinder 8.
In the preferred scheme, a universal wheel locking handle 10 is arranged on the ladder stand 2, one end of the universal wheel locking handle 10 is hinged to the ladder stand 2, the middle of the universal wheel locking handle 10 is hinged to one end of a sliding rod 12, and the other end of the sliding rod 12 is close to the universal wheel 1. With the structure, as shown in fig. 5, the structure is used for locking the universal wheel 1, the pressing end 13 is made of wear-resistant rubber, the surface of the universal wheel 1 is pressed to play a braking role, and the wear-resistant rubber also increases friction force.
The above-mentioned embodiments are merely preferred embodiments of the present invention, and should not be considered as limitations of the present invention, and the protection scope of the present invention should be defined by the technical solutions described in the claims, and includes equivalent alternatives of technical features in the technical solutions described in the claims. Namely, equivalent alterations and modifications within the scope of the invention are also within the scope of the invention.
Claims (8)
1. The utility model provides a hydraulic turbine steel-pipe frame processing operation slide ladder, characterized by: the ladder comprises two ladder stands (2) which are oppositely arranged, one ends of the two ladder stands (2) are connected through a connecting plate (14), the other ends of the two ladder stands are provided with a plurality of universal wheels (1), an opposite sliding wheel (6) is arranged between the two ladder stands, the sliding wheel (6) is connected with a motor (7) through a rolling shaft (9), and the sliding wheel (6) is connected with the ladder stands (2) through a cylinder (8);
the opposite sliding wheels (6) are used for being tightly attached to the side plates of the water turbine steel pipe to drive the crawling ladder (2) to move on the side plates of the water turbine steel pipe.
2. The slide ladder for processing operation of the steel pipe frame of the water turbine as claimed in claim 1, wherein: the ladder stand (2) is provided with a control handle (3), and the control handle (3) is electrically connected with a motor (7).
3. The slide ladder for processing operation of the steel pipe frame of the water turbine as claimed in claim 1, wherein: two ends of the connecting plate (14) are fixedly connected with the two ladder stands (2).
4. The slide ladder for processing operation of the steel pipe frame of the water turbine as claimed in claim 1, wherein: be equipped with hand frame (4) on cat ladder (2), hand frame (4) on the cat ladder (2) of opposite installation are connected through link (5).
5. The slide ladder for processing operation of the steel pipe frame of the water turbine as claimed in claim 1, wherein: a support frame (11) is arranged on the ladder stand (2), and the cylinder (8) is arranged on the support frame (11).
6. The slide ladder for processing operation of the steel pipe frame of the water turbine as claimed in claim 5, wherein: the bottom of the ladder stand (2) is provided with a gas storage tank (15), and the gas storage tank (15) is connected with the cylinder (8).
7. The slide ladder for processing operation of the steel pipe frame of the water turbine as claimed in claim 1, wherein: the ladder (2) is provided with a universal wheel locking handle (10), one end of the universal wheel locking handle (10) is hinged with the ladder (2), the middle part of the universal wheel locking handle (10) is hinged with one end of a sliding rod (12), and the other end of the sliding rod (12) is close to the universal wheel (1).
8. The slide ladder for processing operation of the steel pipe frame of the water turbine as claimed in claim 7, wherein: the sliding rod (12) is connected with the ladder stand (2) in a sliding way.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921353009.5U CN211008411U (en) | 2019-08-20 | 2019-08-20 | Hydraulic turbine steel pipe frame processing operation slide ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921353009.5U CN211008411U (en) | 2019-08-20 | 2019-08-20 | Hydraulic turbine steel pipe frame processing operation slide ladder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211008411U true CN211008411U (en) | 2020-07-14 |
Family
ID=71472977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921353009.5U Expired - Fee Related CN211008411U (en) | 2019-08-20 | 2019-08-20 | Hydraulic turbine steel pipe frame processing operation slide ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211008411U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112177516A (en) * | 2020-09-24 | 2021-01-05 | 广东电网有限责任公司 | Movable ladder |
-
2019
- 2019-08-20 CN CN201921353009.5U patent/CN211008411U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112177516A (en) * | 2020-09-24 | 2021-01-05 | 广东电网有限责任公司 | Movable ladder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200714 Termination date: 20210820 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |