CN215562390U - Be used for hydraulic engineering dykes and dams anticollision early warning structure - Google Patents
Be used for hydraulic engineering dykes and dams anticollision early warning structure Download PDFInfo
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- CN215562390U CN215562390U CN202122100738.3U CN202122100738U CN215562390U CN 215562390 U CN215562390 U CN 215562390U CN 202122100738 U CN202122100738 U CN 202122100738U CN 215562390 U CN215562390 U CN 215562390U
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Abstract
The invention discloses a dam anti-collision early warning structure for a hydraulic engineering, which comprises an anti-collision sliding groove and anti-collision pieces, wherein the anti-collision sliding groove and the anti-collision pieces are arranged on a dam; the width of anticollision slider is greater than the distance between two spacing, rotates on the anticollision slider is close to the side of spacing and installs the gyro wheel that rises, and the rotation axis level of the gyro wheel that rises sets up and the spacing of perpendicular to, and the gyro wheel that rises laminates with spacing. The speed of its wearing and tearing is slower, has effectively reduced the frequency that anticollision spout on the dykes and dams overhauld.
Description
Technical Field
The invention relates to the technical field of hydraulic engineering, in particular to a dam anti-collision early warning structure for the hydraulic engineering.
Background
Hydraulic engineering is a general term for various engineering constructions built for controlling, utilizing and protecting water resources and environments on the earth surface and underground. The existing hydraulic engineering dam mainly comprises an earth-rock dam and a concrete dam, and the dam plays a great role in the renovation of the hydraulic engineering, so that the dam has certain requirements on the service life of the dam.
At present, in order to reduce the damage caused when ships strike the dam, a collision prevention piece is often arranged on one side of the dam. The anticollision piece usually consists of an anticollision spring and an anticollision plate, one end of the anticollision spring is connected with the dam, and the anticollision plate is installed at the other end of the anticollision spring. Since the water level in the dam is not always a stable height, especially the water level is different between the flood tide and the tide, if the bumper is fixedly installed on the side of the dam, the installation area of the bumper is large, and the cost is high. The conventional solution is that a vertical anti-collision chute is arranged on a dam, an anti-collision piece is slidably mounted on the anti-collision chute, and a floating block is mounted on the bottom surface of the anti-collision piece, so that the height of the anti-collision piece can be adjusted along with the rise and fall of the water level.
According to the related art, the inventor believes that the existing bumper is usually slidably mounted in the chute, and the dam is usually inclined, so that when the bumper floats, the force applied to the bumper is vertically upward, so that the bumper can be too tightly attached to the chute when sliding along the chute, and the friction between the bumper and the chute is large, the abrasion speed of the chute is increased, and frequent maintenance is required.
SUMMERY OF THE UTILITY MODEL
In order to improve the problem that need frequently overhaul the anticollision spout on the dykes and dams, this application provides one kind and is used for hydraulic engineering dykes and dams anticollision early warning structure.
The application provides a be used for hydraulic engineering dykes and dams anticollision early warning structure adopts following technical scheme:
a dam anti-collision early warning structure for a hydraulic engineering comprises anti-collision sliding grooves and anti-collision pieces, wherein the anti-collision sliding grooves and the anti-collision pieces are arranged on a dam, the inner side walls of the anti-collision sliding grooves are fixedly provided with two limiting strips, the two limiting strips are arranged along the opening edges of the anti-collision sliding grooves, anti-collision sliding blocks are arranged in the anti-collision sliding grooves in a sliding mode, and the anti-collision pieces are fixedly arranged on the anti-collision sliding blocks; the width of anticollision slider is greater than the distance between two spacing, rotates on the anticollision slider is close to the side of spacing and installs the gyro wheel that rises, and the rotation axis level of the gyro wheel that rises sets up and the spacing of perpendicular to, and the gyro wheel that rises laminates with spacing.
Through adopting above-mentioned technical scheme, anticollision slider is by spacing limit position, can reciprocate along the anticollision spout. When the tide rises, the anticollision piece floats, is driving anticollision slider and is rising in the lump, and anticollision slider is when rising, and the gyro wheel that rises can laminate with spacing, makes and forms rolling friction between anticollision slider and the spacing, compares in original sliding friction's structure, and its speed of wearing and tearing is slower, has effectively reduced the frequency that anticollision spout on the dykes and dams overhauld.
Optionally, the side surface of the anti-collision sliding block adjacent to the limiting strip is a binding surface; a pulley groove is formed in the attaching surface, a pulley rod is movably mounted in the pulley groove, one end of the pulley rod is positioned on the outer side of the pulley groove, and the ascending roller is mounted at one end of the pulley rod positioned on the outer side; the pulley lever is provided with an elastic piece, and the elastic piece is used for pushing the pulley lever to enable the ascending roller to move towards one side far away from the anti-collision sliding block.
By adopting the technical scheme, because rivers or lakes adjacent to the dam are not calm usually, the water surface has waves, and when one burst of waves flap to the dam, the collision-prevention slide block can be driven to vibrate continuously. Therefore, the elastic piece is arranged, so that the anti-collision sliding block is movably connected with the ascending roller, the elastic piece plays a role in buffering, and the damage rate of the anti-collision sliding block is reduced.
Optionally, the pulley rod is hinged to the bottom surface of the inner side of the pulley groove, the rotation axis of the pulley rod is parallel to the rotation axis of the ascending roller, and the length of the opening of the pulley groove is greater than the length of the bottom surface of the pulley groove in the length direction of the limiting strip; the pulley groove all is provided with a set ofly in the upper end department and the lower extreme department of binding face, and two sets of pulley groove quantity equal and one-to-one, elastic component are the spring, and spring coupling is between two pulley bars in the pulley groove that corresponds each other.
Through adopting above-mentioned technical scheme, because the opening length of pulley groove is greater than the length of pulley groove bottom surface for install the pulley lever in the pulley groove and can rotate certain angle. And two corresponding pulley levers of spring coupling, when crashproof slider is being promoted and is being close to spacing, two pulley levers rotate to make two distances between the gyro wheel that rises increase, make crashproof slider can be stable remove along spacing.
Optionally, the side that is close to corresponding pulley groove in the pulley groove inside wall is first face, is the second face for the side of first face, and the one end that binding face was kept away from to first face and second face all inclines towards crashproof slider's center department, and the contained angle between first face and the binding face is greater than the contained angle between second face and the binding face.
Through adopting above-mentioned technical scheme, make the pulley lever when being drawn by the spring and offseting with first face, still incline towards the one side of keeping away from another group of pulley lever. After the pulley lever atress, the rotation that the pulley lever can be relaxed is to the position department that offsets with the second face, and is more stable when making crashproof slider remove along spacing.
Optionally, the first surface and the second surface are both provided with rubber cushion blocks.
Through adopting above-mentioned technical scheme, make the pulley lever when rotating the position that offsets with first face and second face, the pulley lever laminates with rubber cushion, reduces the pulley lever because the cracked probability of atress is too big.
Optionally, the binding surface on seted up and stepped down the groove, stepped down the groove and connect two pulley grooves that correspond each other, and the projection of spring on the binding surface is located and stepped down the inslot.
Through adopting above-mentioned technical scheme, when two trolley poles rotated towards the one side of keeping away from each other, the position of spring also can be therewith towards keeping away from one side of spacing strip one-way, through being provided with the groove of stepping down, can make the spring embedding step down the inslot, makes the spring keep straight, has improved the life of spring.
Optionally, the side face, away from the limiting strip, of the anti-collision sliding block is provided with at least two descending rollers, and the rotating axis of each descending roller is parallel to that of each ascending roller.
Through adopting above-mentioned technical scheme, the decline gyro wheel is used for laminating with the bottom surface of anticollision spout, makes falling along the anticollision spout that anticollision slider can relax.
Optionally, the position of the anti-collision sliding block, which is close to the lower end of the dam, is provided with a scraping blade, and when the descending roller wheel is attached to the bottom surface of the anti-collision sliding groove, the scraping blade is abutted to the bottom surface of the anti-collision sliding groove.
Through adopting above-mentioned technical scheme, when falling the tide, the partial debris of staying in the anticollision spout can be clear away to the spatula, and is more stable when making anticollision slider fall along the anticollision spout.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the speed of its wearing and tearing is slower, has effectively reduced the frequency that anticollision spout on the dykes and dams overhauld.
2. The anti-collision sliding block is movably connected with the ascending idler wheel, the elastic piece plays a role in buffering, and the damage rate of the anti-collision sliding block is reduced.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present application.
Fig. 2 is a schematic sectional view of a crash chute.
Fig. 3 is a schematic cross-sectional view of a crashworthy slider.
Description of reference numerals: 1. an anti-collision chute; 11. an anti-collision member; 12. a limiting strip; 2. an anti-collision sliding block; 21. a pulley groove; 211. a first side; 212. a second face; 22. a pulley lever; 23. lifting the roller; 24. a spring; 25. a rubber cushion block; 26. a yielding groove; 3. a descending roller; 31. and (4) scraping.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses a dam anticollision early warning structure for hydraulic engineering. Referring to fig. 1 and 2 for hydraulic engineering dykes and dams anticollision early warning structure includes anticollision spout 1, and anticollision spout 1 sets up on dykes and dams, and slidable mounting has crashproof slider 2 in anticollision spout 1, and fixed mounting has anticollision piece 11 on crashproof slider 2.
Referring to fig. 2 and 3, the inner side wall of the anti-collision chute 1 is integrally formed with two limiting strips 12, and the limiting strips 12 are arranged along the opening edge of the anti-collision chute 1. The anticollision slider 2 is located the position department that spacing strip 12 is close to 1 bottom surface of anticollision spout, and the side that anticollision slider 2 is close to spacing strip 12 is the binding face. The distance between the two limit strips 12 is smaller than the width of the anti-collision sliding block 2. All seted up pulley groove 21 in the four corners department of binding face, the articulated pulley lever 22 that installs in pulley groove 21, the axis of rotation level setting of pulley lever 22 and perpendicular to spacing 12. The end of the pulley lever 22 remote from the bottom surface of the pulley groove 21 is located outside the pulley groove 21, and a rising roller 23 is rotatably mounted on the end of the pulley lever 22. Two pulley grooves 21 positioned on the left side of the attachment surface are in one set, two pulley grooves 21 positioned on the right side of the attachment surface are in the other set, and a spring 24 serving as an elastic member is connected between the pulley levers 22 in the same set of pulley grooves 21. The spring pulls the pulley lever 22, so that the pulley lever 22 rotates, and the lifting roller 23 is always attached to the limit strip 12.
Referring to fig. 2 and 3, in the length direction of the stopper bar 12, the length of the opening of the pulley groove 21 is greater than the length of the bottom surface of the pulley groove 21. The side surfaces of the two pulley grooves 21 in the same group, which are close to each other, are first surfaces 211, the side surfaces of the two pulley grooves, which are far from each other, are second surfaces 212, and the first surfaces 211 and the second surfaces 212 are both provided as inclined surfaces. In the pulley groove 21 on the upper side of the contact surface, the ends of the first surface 211 and the second surface 212, which are away from the stopper bar 12, are both inclined toward the lower side, and in the pulley groove 21 on the lower side of the contact surface, the ends of the first surface 211 and the second surface 212, which are away from the stopper bar 12, are both inclined toward the upper side. The included angle between the first surface 211 and the attachment surface is slightly larger than the included angle between the second surface 212 and the attachment surface. Rubber cushion blocks 25 are attached to the first surface 211 and the second surface 212. The binding surface is further provided with a yielding groove 26, the yielding groove 26 is arranged between the pulley grooves 21 in the same group, one end of the yielding groove 26 is superposed with the first surface 211 of one of the pulley grooves 21, the other end of the yielding groove 26 is superposed with the first surface 211 of the other pulley groove 21, and the projection of the spring 24 on the binding surface is positioned in the yielding groove 26.
Referring to fig. 2 and 3, a descending roller 3 is installed on the side surface of the anti-collision sliding block 2 away from the limit strip 12, one descending roller 3 is installed at each of four corners of the side surface, and the rotation axis of the descending roller 3 is parallel to the rotation axis of the ascending roller 23. Still fixed mounting has spatula 31 in crashproof slider 2 near the position department of dykes and dams lower extreme, and when drop gyro wheel 3 and the bottom surface laminating of crashproof spout 1, spatula 31 also laminates with the bottom surface of crashproof spout 1. When falling tide, the scraping shovel 31 can remove the sundries partially left in the anti-collision chute 1, so that the anti-collision sliding block 2 is more stable when falling along the anti-collision chute 1.
The implementation principle for the hydraulic engineering dam anti-collision early warning structure is as follows: after installing crashproof slider 2 and anticollision piece 11 in crashproof spout 1, crashproof slider 2 is by spacing 12 restriction position, can reciprocate along crashproof spout 1. When tide rises, the anti-collision piece 11 floats, and drives the anti-collision sliding block 2 to rise together. Anticollision slider 2 is when rising, and rising gyro wheel 23 can laminate with spacing 12, makes and forms rolling friction between anticollision slider 2 and the spacing 12, compares in original sliding friction's structure, and its speed of wearing and tearing is slower, has effectively reduced the frequency that anticollision spout 1 on the dykes and dams overhauls. Because the river or lake adjacent to the dam is not calm, the water surface has waves, and when the waves flap to the dam in a burst, the anti-collision sliding block 2 is driven to vibrate continuously. Therefore, the pulley rod 22 and the spring 24 are arranged, so that the crashworthy sliding block 2 is movably connected with the lifting roller 23, and the spring 24 plays a role in buffering and slowing down the damage rate of the crashworthy sliding block 2.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a be used for hydraulic engineering dykes and dams anticollision early warning structure, is including setting up crashproof spout (1) and anticollision piece (11) on dykes and dams, its characterized in that: the anti-collision device is characterized in that two limiting strips (12) are fixedly arranged on the inner side wall of the anti-collision sliding groove (1), and are arranged along the opening edge of the anti-collision sliding groove (1), an anti-collision sliding block (2) is arranged in the anti-collision sliding groove (1) in a sliding manner, and an anti-collision piece (11) is fixedly arranged on the anti-collision sliding block (2); the width of anticollision slider (2) is greater than the distance between two spacing (12), rotates on anticollision slider (2) the side that is close to spacing (12) and installs rising gyro wheel (23), and the axis of rotation level of rising gyro wheel (23) sets up and perpendicular to spacing (12), and rising gyro wheel (23) and spacing (12) laminating.
2. A dam crash-proof early warning structure for hydraulic engineering according to claim 1, wherein: the side surfaces of the anti-collision sliding blocks (2) adjacent to the limiting strips (12) are binding surfaces; a pulley groove (21) is formed in the binding surface, a pulley rod (22) is movably mounted in the pulley groove (21), one end of the pulley rod (22) is located on the outer side of the pulley groove (21), and a lifting roller (23) is mounted at one end of the pulley rod (22) located on the outer side; the pulley lever (22) is provided with an elastic piece which is used for pushing the pulley lever (22) to enable the ascending roller (23) to move towards one side far away from the anti-collision sliding block (2).
3. A dam crash-proof pre-warning structure for hydraulic engineering according to claim 2, wherein: the pulley rod (22) is hinged on the bottom surface of the inner side of the pulley groove (21), the rotating axis of the pulley rod is parallel to that of the ascending roller (23), and the length of the opening of the pulley groove (21) is greater than that of the bottom surface of the pulley groove (21) in the length direction of the limiting strip (12); pulley groove (21) all are provided with a set ofly in the upper end department and the lower extreme department of binding face, and two sets of pulley grooves (21) quantity equals and the one-to-one, and the elastic component is spring (24), and spring (24) are connected between two pulley bars (22) in pulley groove (21) that correspond each other.
4. A dam crash pre-warning structure for hydraulic engineering according to claim 3, wherein: the side that is close to corresponding pulley groove (21) in pulley groove (21) inside wall is first face (211), is second face (212) for the side of first face (211), and the one end that binding face was kept away from to first face (211) and second face (212) all inclines towards the center department of crashproof slider (2), and the contained angle between first face (211) and the binding face is greater than the contained angle between second face (212) and the binding face.
5. A dam collision avoidance and early warning structure for hydraulic engineering according to claim 4, wherein: and rubber cushion blocks (25) are respectively attached to the first surface (211) and the second surface (212).
6. A dam collision avoidance and early warning structure for hydraulic engineering according to claim 4, wherein: binding face on seted up and to give way groove (26), two pulley groove (21) that each other corresponds are connected to groove (26) of giving way, and spring (24) projection on binding face is located and gives way groove (26).
7. A dam crash-proof early warning structure for hydraulic engineering according to claim 1, wherein: the anti-collision sliding block (2) is provided with at least two descending rollers (3) on the side surface far away from the limiting strip (12), and the rotating axis of the descending rollers (3) is parallel to that of the ascending rollers (23).
8. A dam crash pre-warning structure for hydraulic engineering according to claim 7, wherein: and when the descending roller (3) is attached to the bottom surface of the anti-collision sliding groove (1), the scraping blade (31) is abutted to the bottom surface of the anti-collision sliding groove (1).
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CN202122100738.3U CN215562390U (en) | 2021-09-01 | 2021-09-01 | Be used for hydraulic engineering dykes and dams anticollision early warning structure |
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CN202122100738.3U CN215562390U (en) | 2021-09-01 | 2021-09-01 | Be used for hydraulic engineering dykes and dams anticollision early warning structure |
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