CN115478517B - Support protection device for hydraulic engineering construction and application method thereof - Google Patents
Support protection device for hydraulic engineering construction and application method thereof Download PDFInfo
- Publication number
- CN115478517B CN115478517B CN202211146907.XA CN202211146907A CN115478517B CN 115478517 B CN115478517 B CN 115478517B CN 202211146907 A CN202211146907 A CN 202211146907A CN 115478517 B CN115478517 B CN 115478517B
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- frame
- support
- track
- protection device
- telescopic
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- 238000010276 construction Methods 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 title claims abstract description 16
- 229910000831 Steel Inorganic materials 0.000 claims description 28
- 239000010959 steel Substances 0.000 claims description 28
- 230000003014 reinforcing effect Effects 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000009412 basement excavation Methods 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B5/00—Artificial water canals, e.g. irrigation canals
- E02B5/02—Making or lining canals
Abstract
The invention belongs to the technical field of hydraulic engineering supporting devices and discloses a supporting protection device for hydraulic engineering construction and a using method thereof. According to the support protection device for hydraulic engineering construction and the application method thereof, the width of the arch frame is adjusted by retracting or expanding the movable support, so that the support protection device can adapt to tunnels with different sizes, and is simple to operate and convenient to use.
Description
Technical Field
The invention relates to the technical field of hydraulic engineering supporting devices, in particular to a supporting and protecting device for hydraulic engineering construction and a using method thereof.
Background
Hydraulic engineering is a project constructed for eliminating water damage and developing and utilizing water resources. In hydraulic engineering construction, a water delivery channel, namely a hydraulic tunnel, is required to be constructed through a mountain to deliver water or flood. In the tunnel excavation process, the inner wall of the tunnel needs to be supported and protected, the structure of the existing tunnel inner wall supporting and protecting device is fixed, the adaptability is poor, and the use is inconvenient.
Disclosure of Invention
The invention aims to provide a support protection device for hydraulic engineering construction and a use method thereof, so as to solve the problem of poor adaptability in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides a support protection device for hydraulic engineering construction, includes the support frame, and the support frame top is equipped with the arch, and the both ends of arch are equipped with scalable support column downwards, the arch is including fixed extension board and movable support, and fixed extension board is two, and movable support sets up between two sections fixed extension boards, and movable support includes the axis, and epaxial rotation is equipped with two sets of supporting beams, and two sets of supporting beams are connected through the pivot rotation with two fixed extension boards respectively, and epaxial still is equipped with scalable branch, scalable branch's one end is rotated with the axis and is connected, and the other end is the free end.
Preferably, the support frame comprises a top frame, two sides of the top frame are respectively provided with a side frame, the top frame and the side frame are both frame type, the lower end of the side frame is provided with a convex edge, the lower part of the side frame is provided with a track, the track is provided with a groove, and the convex edge is clamped with the groove
Preferably, the groove is internally provided with a sliding part, the sliding part comprises a base, a groove is arranged on the base, a cushion block is arranged in the groove, a crown-shaped pit is arranged on the cushion block, and a steel ball is placed in the crown-shaped pit.
Preferably, screw holes are respectively arranged at the front end and the rear end of the base, and the screw holes are matched with studs.
The application method of the support protection device for hydraulic engineering construction comprises the following steps:
1. fixing the track on the ground, placing the support frame on the track, and placing the convex edges of the lower end surfaces of the side frames in the grooves of the track;
2. erecting an arch frame above the supporting frame, and adjusting the width of the arch frame;
when the movable support is required to be retracted, the two rotating shafts are close to each other, the center shaft is positioned below the rotating shafts, the supporting beams are in a vertical state, then the height of the telescopic supporting beams is adjusted, the arch frame is propped against the hole top, and the free ends of the telescopic supporting beams are propped against the reinforcing ribs of the top frame;
when the movable support needs to be unfolded, the two rotating shafts are pulled open, so that the middle shaft and the rotating shafts are positioned on the same horizontal plane, the heights of the telescopic supporting rods and the telescopic supporting columns are adjusted, the telescopic supporting rods are vertically supported on the reinforcing ribs of the top frame, and the arch frame is propped against the top of the hole.
When the sliding piece is required to move, the track is fixedly arranged in the front, the sliding piece is placed in the groove of the track, the studs at the front end and the rear end of the base are rotated to enable the base to be lifted, the upper end of the steel ball is slightly higher than the lower end face of the convex rib, then the supporting frame is pushed to enable the lower end of the convex rib to be in contact with the upper end of the steel ball, the supporting frame is continuously pushed to enable the convex rib to slide on the surface of the steel ball until reaching a preset position, and then the studs are reversely rotated to enable the base to be lowered, so that the lower end face of the side frame falls onto the track.
The invention has the following beneficial effects:
1. according to the support protection device for hydraulic engineering construction, the movable support is movably connected with the fixed support plate, and the movable support can be retracted or expanded, so that the support protection device can be suitable for tunnels with different sizes.
2. The supporting and protecting device for hydraulic engineering construction provided by the invention has the advantages that the convex edges at the lower end of the supporting frame are clamped with the grooves on the track, so that the stability is good; the sliding piece is arranged in the track, and the sliding piece slides on the steel ball in the track through the support frame to realize movement, so that the friction force is small, and the movement is convenient.
3. The use method of the support protection device for hydraulic engineering construction is simple to operate and convenient to use.
Drawings
FIG. 1 is a schematic structural view of a support protection device for hydraulic engineering construction provided by the invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a schematic view of the movable frame in FIG. 1;
FIG. 4 is a schematic view of the movable carriage open;
FIG. 5 is a top view of FIG. 4;
FIG. 6 is a schematic view of the telescopic strut of FIG. 4;
FIG. 7 is a schematic view of a rib engaging a track;
FIG. 8 is a schematic view of the contact of the ribs with the steel balls;
FIG. 9 is a schematic view of a slider;
FIG. 10 is a cross-sectional view A-A of FIG. 9;
fig. 11 is a schematic view showing the support frame sliding over the steel ball.
In the figure, a supporting frame 1, an arch frame 2, a telescopic supporting column 3, a fixed supporting plate 4, a movable support 5, a central shaft 6, a supporting beam 7, a rotary shaft 8, a telescopic supporting rod 9, a convex edge 10, a side frame 11, a rail 12, a base 13, a reinforcing rib 14, a cushion block 15, a steel ball 16, a screw hole 17 and a stud 18.
Detailed Description
The technical scheme of the invention is further specifically described below with reference to the accompanying drawings and the detailed description.
1-11, including support frame 1, support frame 1 top is equipped with arch frame 2, arch frame 2's both ends are equipped with scalable support column 3 down, arch frame 2 includes fixed extension board 4 and movable support 5, fixed extension board 4 is two, movable support 5 activity sets up between two fixed extension boards 4, movable support 5 includes axis 6, the epaxial rotation of axis 6 is equipped with two sets of supporting beams 7, two sets of supporting beams 7 are connected through pivot 8 rotation respectively with two fixed extension boards 4, still be equipped with scalable branch 9 on the axis 6, the one end and the axis 6 rotation of scalable branch 9 are connected, the other end is the free end.
Wherein, support frame 1 is fixed knot structure, and the width and the height of arch frame 2 are all adjustable. The height of the arch frame 2 is adjusted through the telescopic support column 3, and the width is adjusted through the folding or unfolding of the movable support 5. When the movable support 5 is retracted, referring to fig. 1-3, the two rotating shafts 8 are close, the center shaft 6 is positioned below the rotating shafts 8, the supporting beam 7 is in a vertical state, the telescopic support rod 9 is horizontally placed at the upper end of the support frame 1, and the free end of the telescopic support rod 9 can be propped against the reinforcing rib 14 on the support frame 1, so that the supporting force of the structure is enhanced. When the movable support 5 is unfolded, as shown in fig. 4-6, the two rotating shafts 8 are far away, the middle shaft 6 and the rotating shafts 8 are positioned on the same horizontal plane, and the telescopic support rod 9 is vertically supported below the middle shaft 6.
The support frame 1 comprises a top frame, two sides of the top frame are respectively provided with a side frame 11, and the top frame and the side frames 11 are both frame type. In order to improve the stability of the structure, a plurality of reinforcing ribs 14 are arranged in the top frame and the side frames 11, when the movable support 5 is retracted, the supporting beam 7 is in a vertical state, and the free ends of the telescopic supporting rods 9 are propped against the reinforcing ribs 14 at two sides; when the movable bracket 5 is unfolded, the supporting beam 7 is in a horizontal state, and the lower end of the telescopic supporting rod 9 is supported on the reinforcing rib 14 at the middle position of the top frame.
In order to facilitate the movement of the support frame 1, a rail 12 is arranged below the side frame 11, the lower end face of the side frame 11 is in contact with the upper end face of the rail 12, the rail 12 is fixed on the ground, and the whole movement of the device can be realized by sliding the side frame 11 along the rail 12.
In order to ensure the stability of the structure, the lower end face of the side frame 11 is provided with a convex edge 10, the track 12 is provided with a groove, and the convex edge 10 is clamped with the groove. During construction, the convex edges 10 at the bottom ends of the side frames 11 are clamped with the grooves on the rails 12, so that the stability of connection between the support frame 1 and the rails 12 can be ensured, and the support frame 1 and the rails 12 can be prevented from shifting during movement.
In order to facilitate the moving device, friction force between the lower end face of the side frame 11 and the upper end face of the track 12 is reduced, a sliding part is arranged in a groove of the track 12 and comprises a base 13, grooves are formed in the base 13, screw holes 17 are respectively formed in the front end and the rear end of the grooves, studs 18 are matched with the screw holes 17, cushion blocks 15 are arranged in the grooves, the cushion blocks 15 are arranged between the front screw holes 17 and the rear screw holes 17, crown-shaped pits are formed in the cushion blocks 15, and steel balls 16 are placed in the crown-shaped pits. When a moving device is needed, the rail 12 is installed in front of the existing rail 12, the front rail 12 and the rear rail 12 are connected in a seamless manner, a sliding part is placed in a groove of the front rail 12, the base 13 is lifted by rotating the stud 18, so that the steel ball 16 is driven to lift, the upper end of the steel ball 16 is slightly higher than the lower end of the rib 10, then the supporting frame 1 is pushed, the lower end of the rib 10 is contacted with the upper end of the steel ball 16, the rib 10 slides over the steel ball 16, and the friction force is small because the contact surface between the rib 10 and the upper end of the steel ball 16 is small, so that the supporting frame 1 can be easily moved. After moving in place, the stud 18 is rotated to enable the base 13 to descend, the lower end face of the side frame 11 is enabled to be in contact with the lower end face of the track 12, the upper end of the steel ball 16 is enabled to be lower than the lower end of the convex rib 10, at the moment, the steel ball 16 is not stressed, when the device needs to be moved again later, the base 13 and the steel ball 16 can be pulled out together and installed in the continuous track 12, and therefore next movement is completed.
For convenience of operation, both ends of the rib 10 are formed in an arc shape so that the rib 10 easily slides onto the steel ball 16 when the supporting frame 1 starts to be pushed.
The application method of the support protection device for hydraulic engineering construction comprises the following steps:
1. fixing a rail 12 on the ground, placing the support frame 1 on the rail 12, and placing the convex edge 10 of the lower end surface of the side frame 11 in the groove of the rail 12;
2. the arch frame 2 is erected above the supporting frame 1, and the width of the arch frame 2 is adjusted.
The specific operation method for adjusting the width of the arch frame 2 is as follows:
when the movable support 5 is required to be retracted, the two rotating shafts 8 are close to each other, the middle shaft 6 is positioned below the rotating shafts 8, the supporting beams 7 are in a vertical state, then the height of the telescopic supporting columns 3 is adjusted, the arch frame 2 is propped against the top of the hole, and the free ends of the telescopic supporting rods 9 are propped against the reinforcing ribs 14 of the top frame.
When the movable support 5 is required to be unfolded, the two rotating shafts 8 are pulled open, so that the middle shaft 6 and the rotating shafts 8 are positioned on the same horizontal plane, the heights of the telescopic supporting rods 9 and the telescopic supporting columns 3 are adjusted, the telescopic supporting rods 9 are vertically supported on the reinforcing ribs 14 of the top frame, and the arch frame 2 is propped against the top of the hole.
According to the construction progress, when the device is required to move forwards, the track 12 is fixedly installed in the front, the sliding piece is placed in the groove of the track 12, the stud 18 at the front end and the rear end of the base 13 is rotated to enable the base 13 to be lifted, the upper end of the steel ball 16 is slightly higher than the lower end face of the rib 10, then the support frame 1 is pushed, the lower end of the rib 10 is enabled to be in contact with the upper end of the steel ball 16, the support frame 1 is continuously pushed, the rib 10 slides on the surface of the steel ball 16 until reaching a preset position, the stud 18 is reversely rotated to enable the base 13 to be lifted, and the lower end face of the side frame 11 falls onto the track 12.
This a support protection device for hydraulic engineering construction packs up or expands the width that adjusts the arch through movable support, adaptable not equidimension tunnel.
This a support protection device for hydraulic engineering construction, terminal surface and track up end contact under the support frame, the bead and the slot block on the track of support frame lower extreme can guarantee the stability of structure, and accessible support frame and track slip realize removing again.
This a support protection device for hydraulic engineering construction sets up the slider in the track, slides on the steel ball in the track through the support frame and realizes removing, laborsaving.
The use method of the support protection device for hydraulic engineering construction is simple to operate and convenient to use.
Claims (4)
1. A support protection device for hydraulic engineering construction, its characterized in that: the novel telescopic support comprises a support frame (1), wherein an arch frame (2) is arranged above the support frame (1), telescopic support columns (3) are arranged at two ends of the arch frame (2), the arch frame (2) comprises two fixed support plates (4) and two movable support frames (5), the movable support frames (5) are movably arranged between the two fixed support plates (4), the movable support frames (5) comprise a central shaft (6), two groups of support beams (7) are rotatably arranged on the central shaft (6), the two groups of support beams (7) are respectively and rotatably connected with the two fixed support plates (4) through rotating shafts (8), telescopic support rods (9) are further arranged on the central shaft (6), one end of each telescopic support rod (9) is rotatably connected with the central shaft (6), and the other end of each telescopic support rod is a free end;
the support frame (1) comprises a top frame, two sides of the top frame are respectively provided with a side frame (11), the top frame and the side frames (11) are both frame-type, reinforcing ribs (14) are arranged in the top frame and the side frames (11), the lower end face of each side frame (11) is provided with a convex rib (10), a track (12) is arranged below each side frame (11), a groove is formed in each track (12), and each convex rib (10) is clamped with the corresponding groove;
the novel steel ball type sliding device is characterized in that a sliding part is arranged in the groove and comprises a base (13), a groove is formed in the base (13), a cushion block (15) is arranged in the groove, a crown-shaped pit is formed in the cushion block (15), steel balls (16) are placed in the crown-shaped pit, screw holes (17) are formed in the front end and the rear end of the base (13) respectively, and the screw holes (17) are provided with studs (18).
2. The method of using a support and protection device for hydraulic engineering construction according to claim 1, comprising the steps of:
1. fixing a track (12) on the ground, placing a support frame (1) on the track (12), and placing a convex rib (10) on the lower end surface of a side frame (11) in a groove of the track (12);
2. the arch frame (2) is erected above the supporting frame (1), and the width of the arch frame (2) is adjusted.
3. The method of using a support protection device for hydraulic engineering construction according to claim 2, characterized in that the method of adjusting the width of the arch (2) is:
when the movable support (5) is required to be retracted, the two rotating shafts (8) are close to each other, the middle shaft (6) is positioned below the rotating shafts (8), the supporting beams (7) are in a vertical state, then the height of the telescopic supporting columns (3) is adjusted, the arch frame (2) is propped against the top of the hole, and the free ends of the telescopic supporting rods (9) are propped against the reinforcing ribs (14) of the top frame;
when the movable support (5) is required to be unfolded, the two rotating shafts (8) are pulled open, the center shaft (6) and the rotating shafts (8) are positioned on the same horizontal plane, the heights of the telescopic supporting rods (9) and the telescopic supporting columns (3) are adjusted, the arch frame (2) is propped against the hole top, and the telescopic supporting rods (9) are vertically supported on the reinforcing ribs (14) of the top frame.
4. The method of using a support and protection device for hydraulic engineering construction according to claim 2, wherein when the support and protection device is required to move, the track (12) is spliced in front of the existing track (12), a sliding piece is placed in a groove of the spliced track (12), a stud (18) at the front end and the rear end of a base (13) is rotated to enable the base (13) to be lifted, the upper end of a steel ball (16) is enabled to be slightly higher than the lower end face of a rib (10), then a supporting frame (1) is pushed to enable the lower end of the rib (10) to be in contact with the upper end of the steel ball (16), the supporting frame (1) is pushed continuously, the rib (10) slides on the surface of the steel ball (16) until reaching a preset position, the stud (18) is rotated reversely to enable the lower end face of the side frame (11) to fall onto the track (12), and the upper end of the steel ball (16) is enabled to be lower than the lower end face of the rib (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211146907.XA CN115478517B (en) | 2022-09-19 | 2022-09-19 | Support protection device for hydraulic engineering construction and application method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211146907.XA CN115478517B (en) | 2022-09-19 | 2022-09-19 | Support protection device for hydraulic engineering construction and application method thereof |
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| Publication Number | Publication Date |
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| CN115478517A CN115478517A (en) | 2022-12-16 |
| CN115478517B true CN115478517B (en) | 2024-01-26 |
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| CN202211146907.XA Active CN115478517B (en) | 2022-09-19 | 2022-09-19 | Support protection device for hydraulic engineering construction and application method thereof |
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