CN211522693U - Concrete structure leveling device - Google Patents
Concrete structure leveling device Download PDFInfo
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- CN211522693U CN211522693U CN201922305357.1U CN201922305357U CN211522693U CN 211522693 U CN211522693 U CN 211522693U CN 201922305357 U CN201922305357 U CN 201922305357U CN 211522693 U CN211522693 U CN 211522693U
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Abstract
The utility model provides a concrete structure leveling device relates to construction technical field. The concrete structure leveling device comprises a guide rail, a moving member, an angle adjusting assembly and a scraper. The guide rail is used for fixing in the concrete structure's of waiting to make level top along the concrete structure's of waiting to make level length direction, and the moving member is connected with the guide rail in proper order, and the moving member can remove along the length direction of guide rail. The angle modulation subassembly is connected between moving member and scraper blade, and the angle modulation subassembly is used for adjusting and fixed the face of scraper blade and the contained angle between the plane of design elevation place. The utility model discloses having alleviated and having looked level to concrete structure that exists among the prior art, the chi face perpendicular to design elevation place plane of the chi of scraping in the instrument of making level leads to scraping the chi and great to the thrust that concrete structure top surface was applyed, easily will be located the stone of concrete structure top surface and take away, not only can reduce the roughness of concrete structure top surface, still can reduce the technical problem of concrete structure's intensity.
Description
Technical Field
The utility model belongs to the technical field of the construction technology and specifically relates to a concrete structure leveling device is related to.
Background
With the rapid progress of the high-speed railway ballastless track technology, the ballastless track technology is more and more widely applied to the high-speed railway. The ballastless track base plate is a key part of the ballastless track, and the construction quality of the ballastless track base plate directly influences the service life of the ballastless track and the comfort level during operation. Therefore, in order to ensure the construction quality of the ballastless track base plate, the elevation and the flatness of the concrete at the ballastless track base plate are strictly controlled in the construction process.
The existing process for controlling the elevation and the flatness of concrete slabs such as ballastless track bed plates and the like is realized by using a leveling tool. This instrument of making level includes two longerons, scrapes the flat chi, walking wheel and lifting beam, and two longerons are fixed in concrete slab top along concrete slab's length direction, and the walking wheel is installed on the longeron to can walk along concrete slab's length direction on the longeron. And the screw rod is arranged on the travelling wheel, and the nut is in threaded connection with the screw rod. The both ends of crossbeam pass behind two screw rods respectively with the nut butt, scrape the chi fixed connection in crossbeam below and can contact with concrete slab's top surface, the nut can be with the altitude mixture control to the design elevation of scraping the chi with the screw rod cooperation. After pushing the leveling ruler along the length direction of the concrete slab, the leveling ruler can take away the concrete higher than the designed elevation, and then the elevation and the flatness of the concrete slab can be controlled.
But the chi of scraping among the current instrument of making level all is the vertical fixation in the crossbeam below, when looking for level to concrete structures such as concrete slab, the chi face perpendicular to of scraping the chi design elevation place plane, leads to scraping the chi and treats the thrust that the top surface of the concrete structure of making level applys great, easily takes away the stone that is arranged in the concrete of concrete structure top surface, not only can reduce the roughness of concrete structure top surface, still can reduce concrete structure's intensity.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a concrete structure leveling device to alleviate the leveling ruler among the leveling tool that exists among the prior art and all be the vertical fixation in the moving member below, when looking for concrete structures such as concrete slab, the chi face perpendicular to design elevation place plane of leveling ruler leads to the leveling ruler to treat the thrust that the top surface of the concrete structure was applyed of making level great, easily take away the stone that is located the concrete of concrete structure top surface, not only can reduce the roughness of concrete structure top surface, still can reduce the technical problem of concrete structure's intensity.
The utility model provides a concrete structure leveling device, which comprises a guide rail, a moving member, an angle adjusting component and a scraper plate;
the guide rail is used for being fixed above the concrete structure to be leveled along the length direction of the concrete structure to be leveled;
the moving piece is sequentially connected with the guide rail and can move on the guide rail along the length direction of the guide rail;
the angle modulation subassembly is connected on the moving member, and the scraper blade is connected with the angle modulation subassembly, and the angle modulation subassembly is used for adjusting and the face of fixed scraper blade and the contained angle between the design elevation place plane to when making the scraper blade move along the length direction of guide rail under the drive of moving member, the contained angle between one side towards scraper blade moving direction and the design elevation place plane is fixed in the face of scraper blade, and is the acute angle.
Further, the angle adjusting assembly comprises a connecting rod, a support and a fixing piece;
one end of the connecting rod is connected with the moving piece, the other end of the connecting rod is rotatably connected with the support through the rotating shaft, and the support is fixed on the plate surface on one side of the scraper;
wherein one end of pivot is provided with butt portion, and the connection can be dismantled in the pivot to the mounting, and the mounting can cooperate with the butt portion of pivot with the one end and the support butt of being close to the support of connecting rod between mounting and butt portion.
Furthermore, one end of the connecting rod, which is close to the support, is connected with a connecting plate;
the support comprises two lug plates which are fixed on the scraper plate in parallel;
the connecting plate is rotatably connected between the two ear plates through a rotating shaft.
Further, the angle modulation assembly further comprises an elastic gasket, and the elastic gasket is sleeved on the rotating shaft and is installed between the connecting plate and the lug plate.
Further, the rotating shaft is a bolt, and the fixing piece is a nut.
Further, the angle adjusting assembly comprises a supporting rod and a telescopic rod;
one end of the supporting rod and one end of the telescopic rod are connected to the plate surface on one side of the scraper along the width direction of the scraper, and the other end of the supporting rod and the other end of the telescopic rod are connected with the moving piece;
the telescopic link can stretch out and draw back, and the length of telescopic link can be fixed.
Further, the concrete structure leveling device also comprises a sliding piece;
the sliding part is connected between the moving part and the guide rail, and the sliding part is connected on the guide rail in a sliding mode.
Furthermore, the moving parts are in a bar shape, and a plurality of guide rails are arranged;
a plurality of guide rail parallel arrangement, the moving member is connected with a plurality of guide rails in proper order.
Furthermore, the concrete structure leveling device also comprises a height adjusting component;
all be connected with one between every guide rail and the moving member and increaseed the subassembly, increaseed the subassembly and be used for adjusting and fix the height of moving member for ground.
Furthermore, the height adjusting component comprises a height adjusting screw rod and a height adjusting nut;
one end of the heightening screw is connected to the guide rail in a sliding manner, and the heightening nut is connected to the heightening screw in a threaded manner;
the moving piece penetrates through one end, far away from the guide rail, of the heightening screw rod and abuts against the heightening nut.
The utility model provides a concrete structure leveling device can produce following beneficial effect:
the utility model provides a concrete structure leveling device includes guide rail, moving member, angle modulation subassembly and scraper blade. When looking for at the level to the concrete structure's of concrete not yet the initial set top surface, can be earlier with the utility model provides a guide rail is fixed in the concrete structure's of waiting to make level top. And then the angle adjusting component is utilized to incline the plate surface of the scraper, so that the plate surface of the scraper is not perpendicular to the plane where the designed elevation is located, and the bottom edge of the scraper is kept at the designed elevation. In order not to take away the stone in the concrete on the concrete structure top surface as far as possible, make in the face of scraper blade towards one side of scraper blade moving direction and the contained angle between design elevation place plane be the acute angle, the scraper blade can exert the pressure of certain degree to the stone in the concrete on the concrete structure top surface this moment, can push down the stone at the in-process that the scraper blade removed for the stone is not taken away by the scraper blade when not exceeding the elevation. Because at the in-process of making level, generally need reciprocal multiple movement scraper blade, therefore when the reverse movement scraper blade, recycle angle modulation subassembly reverse regulation scraper blade for the contained angle between one side towards scraper blade moving direction and the design elevation place plane in the face of scraper blade still is the acute angle, then can be at the in-process of making level reciprocally, makes the scraper blade can exert the pressure of certain degree to the stone in the concrete on the concrete structure top surface always.
Furthermore, to the utility model provides a concrete structure leveling device, at the in-process of reciprocating motion scraper blade, can change the face of scraper blade and the contained angle between the design elevation place plane through adjusting the angle modulation subassembly, need not exert the pressure of certain degree for making the scraper blade can be always to the stone in the concrete on the concrete structure top surface, and change whole concrete structure leveling device's direction, therefore the utility model provides a process at the face inclination of regulation scraper blade can be simplified to the angle modulation subassembly.
Compared with the prior art, the utility model provides a concrete structure leveling device passes through the angle modulation subassembly and can adjust the face of scraper blade and the contained angle between the design elevation place plane to make the face of scraper blade and the contained angle between the design elevation place plane keep fixed, and then can be when making level in-process reciprocating motion scraper blade, make in the face of scraper blade towards one side of scraper blade moving direction and the contained angle between the design elevation place plane always be the acute angle, thereby can make the stone in the concrete on the concrete structure top surface not easily taken away by the scraper blade, not only can promote the roughness of concrete structure top surface, can also guarantee concrete structure's intensity.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a concrete structure leveling device according to an embodiment of the present invention;
fig. 2 is an enlarged schematic view of a portion a in fig. 1.
Icon: 1-a guide rail; 2-a moving member; 3-an angle modulation component; 30-a connecting rod; 300-a connecting plate; 31-a support; 310-ear plate; 32-a fastener; 33-an abutment; 4-a scraper; 5-a height-adjusting component; 50-height adjusting screw; 51-height adjusting nuts; 52-a fixing nut; 6-sliding part.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example (b):
as shown in fig. 1 and 2, the concrete structure leveling device provided by the present embodiment includes a guide rail 1, a moving member 2, a reclining assembly 3, and a screed 4. The guide rail 1 is used for being fixed above the concrete structure to be leveled along the length direction of the concrete structure to be leveled. The moving member 2 is connected with the guide rail 1 in turn, and the moving member 2 can move on the guide rail 1 along the length direction of the guide rail 1. Angle modulation subassembly 3 is connected on moving member 2, and scraper blade 4 is connected with angle modulation subassembly 3, and angle modulation subassembly 3 is used for adjusting and the face of fixed scraper blade 4 and the contained angle between the design elevation place plane to when making scraper blade 4 move along the length direction of guide rail 1 under the drive of moving member 2, the contained angle between one side towards scraper blade 4 moving direction and the design elevation place plane is fixed in the face of scraper blade 4, and is the acute angle.
In order to show the structure of the angle adjusting assembly 3, the plate surface of the scraper 4 shown in fig. 1 and 2 is attached to the top surface of the concrete structure to be leveled, and the included angle between the plate surface of the scraper 4 and the plane of the designed elevation is 0 degree.
When leveling the top surface of the concrete structure to be leveled, in which the concrete has not been initially set, the guide rail 1 in the embodiment may be fixed above the concrete structure to be leveled. Because the formwork for enclosing the concrete structure is higher than the top surface of the concrete structure to be leveled, the guide rail 1 can be directly fixed on the formwork when the guide rail 1 is fixed. The length of the scraper 4 can be equal to the width of the concrete structure to be leveled, the scraper 4 extends into the formwork and is abutted against the top surface of the concrete structure to be leveled, and two ends of the scraper 4 can be respectively abutted against the inner side wall of the formwork.
Then, the angle adjusting component 3 can be used to incline the plate surface of the scraper 4, so that the plate surface of the scraper 4 is not perpendicular to the plane of the designed elevation, and the bottom edge of the scraper 4 is kept at the designed elevation. In order not to take away the stone in the concrete on the concrete structure top surface as far as possible, make in the face of scraper blade 4 one side of 4 moving direction of scraper blade and the contained angle between design elevation place plane be the acute angle, promptly, make above-mentioned contained angle be less than 90 degrees, the pressure of certain degree can be applyed to the stone in the concrete on the concrete structure top surface to scraper blade 4 this moment, can push down the stone at the in-process that scraper blade 4 removed, make the stone not take away by scraper blade 4 when not exceeding the standard height.
After the angle adjusting component 3 is used for fixing the scraper 4 with the adjusted angle, the moving part 2 can be moved on two sides of the concrete structure to be leveled at the same time, so that the moving part 2 drives the scraper 4 to move along the length direction of the guide rail 1. After the scraper 4 moves, the part of the top surface of the concrete structure to be leveled, which is higher than the designed elevation, can be taken away, so that the leveling process is realized.
Because at the in-process of making level, generally need reciprocal multiple movement scraper blade 4, therefore when reverse movement scraper blade 4, recycle 3 reverse adjustment scraper blades 4 of angle modulation for the contained angle between one side towards scraper blade 4 moving direction and the design elevation place plane in the face of scraper blade 4 still is the acute angle, then can be at the in-process of reciprocal level of making level, make scraper blade 4 can exert certain degree of pressure to the stone in the concrete on the concrete structure top surface always.
To the concrete structure leveling device that this embodiment provided, when scraper blade 4 moved along the length direction of guide rail 1 under the drive of moving member 2, included angle between one side towards scraper blade 4 moving direction and design elevation place plane also can obtuse angle or right angle in the face of scraper blade 4, also can realize the process of making level when above-mentioned included angle is obtuse angle or right angle, can satisfy user's different demands. But the effect of making level when above-mentioned contained angle is obtuse angle or right angle all is not superior to the effect of making level when above-mentioned contained angle is the acute angle, therefore this embodiment is preferred at the in-process of making level for the contained angle between one side towards 4 moving direction of scraper blade and the design elevation place plane is the acute angle in the face of scraper blade 4.
In addition, to the concrete structure leveling device that this embodiment provided, at the in-process of reciprocating motion scraper blade 4, can change the face of scraper blade 4 and the contained angle between the design elevation place plane through adjusting angle modulation subassembly 3, need not exert certain degree pressure for making scraper blade 4 can be always to the stone in the concrete on the concrete structure top surface, and change whole concrete structure leveling device's direction, therefore the process at the face inclination of regulation scraper blade 4 can be simplified to angle modulation subassembly 3 in this embodiment.
Compared with the prior art, the concrete structure leveling device that this embodiment provided can adjust the face of scraper blade 4 and the contained angle between the plane of design elevation place through angle modulation subassembly 3, and make the face of scraper blade 4 and the contained angle between the plane of design elevation place keep fixed, and then can be when making level in-process reciprocating motion scraper blade 4, make in the face of scraper blade 4 towards one side of scraper blade 4 moving direction and the contained angle between the plane of design elevation place always be the acute angle, thereby can make the stone in the concrete on the concrete structure top surface easily not taken away by scraper blade 4, not only can promote the roughness of concrete structure top surface, can also guarantee the intensity of concrete structure.
It can be seen that the concrete structure leveling device that this embodiment provided has alleviated the leveling instrument that exists among the prior art and has scraped the chi all be the vertical fixation in moving member 2 below, when looking for concrete structures such as concrete slab, the chi face perpendicular to design elevation place plane of scraping the chi, it is great to lead to scraping the chi and treat the thrust that the top surface of the concrete structure was applyed of making level, easily take away the stone that is located the concrete of concrete structure top surface, not only can reduce the roughness of concrete structure top surface, still can reduce the technical problem of the intensity of concrete structure.
As shown in fig. 2, the recliner assembly 3 includes a link 30, a bracket 31 and a mount 32. One end of the connecting rod 30 is connected with the moving part 2, the other end of the connecting rod 30 is rotatably connected with the support 31 through a rotating shaft, and the support 31 is fixed on the plate surface on one side of the scraper 4. One end of the rotating shaft is provided with an abutting part 33, the fixing part 32 is detachably connected to the rotating shaft, and the fixing part 32 can be matched with the abutting part 33 of the rotating shaft to enable one end of the connecting rod 30 close to the support 31 and the support 31 to abut between the fixing part 32 and the abutting part 33.
As shown in fig. 2, a portion of the connecting rod 30 adjacent to the moving member 2 may be provided with a screw thread, and the portion of the connecting rod 30 provided with the screw thread passes through the moving member 2 and is screw-coupled with a nut fixed to the moving member 2.
When the included angle between the plate surface of the scraper 4 and the plane of the designed elevation needs to be adjusted, the fixing piece 32 can be detached from the rotating shaft, then the scraper 4 is rotated to the position needing to be adjusted, and at the moment, the support 31 rotates on the rotating shaft relative to one end, connected with the rotating shaft, of the connecting rod 30. After the position of the scraper 4 is adjusted, the fixing member 32 is installed on the rotating shaft, and the fixing member 32 installed on the rotating shaft can be matched with the abutting part 33 of the rotating shaft to abut the end of the connecting rod 30 close to the support 31 and the support 31 together, so that the friction force between the end of the connecting rod 30 close to the support 31 and the support 31 can be utilized to prevent the relative rotation between the end of the connecting rod 30 close to the support 31 and the support 31.
As shown in fig. 2, a connecting plate 300 is connected to one end of the connecting rod 30 adjacent to the support 31. The holder 31 comprises two lugs 310, the two lugs 310 being fixed in parallel to the blade 4. The connecting plate 300 is rotatably connected between the two ear plates 310 through a rotating shaft.
In order to increase the friction between the end of the connecting rod 30 close to the support 31 and the support 31, the connecting plate 300 is preferably connected to the end of the connecting rod 30 close to the support 31, and the support 31 includes two ear plates 310. The connecting plate 300 and the lug plate 310 can increase the contact area between the end of the connecting rod 30 close to the support 31 and the support 31, so that the friction force between the end of the connecting rod 30 close to the support 31 and the support 31 can be increased, and the relative fixation between the end of the connecting rod 30 close to the support 31 and the support 31 can be more easily realized.
In addition, as shown in fig. 2, the plane of the lug plate 310 provided in the present embodiment may be parallel to the longitudinal direction of the guide rail 1 and perpendicular to the plate surface of the scraper 4. When the scraper 4 rotates to a certain angle, the ear plate 310 can also support the scraper 4, so as to limit the scraper 4 and prevent the scraper 4 from rotating too much.
In this embodiment, the recliner assembly 3 further includes an elastic pad, which is sleeved on the rotating shaft and installed between the connecting plate 300 and the ear plate 310.
Wherein, the elastic gasket can be a rubber gasket or a silica gel gasket. The elastic washer may further increase the friction between the end of the connecting rod 30 close to the seat 31 and the seat 31, and may further increase the stability of the connection between the end of the connecting rod 30 close to the seat 31 and the seat 31.
The number of the elastic gaskets may be two, and two sides of the connecting plate 300 are respectively attached with one elastic gasket, and the two elastic gaskets may further increase the friction between one end of the connecting rod 30 close to the support 31 and the support 31.
In order to make it easier to generate a large frictional resistance between the connecting plate 300 and the ear plates 310, the present embodiment preferably has the sum of the thickness of the elastic pad and the thickness of the connecting plate 300 slightly larger than the distance between the two ear plates 310.
In practical applications, the rotating shaft may be provided with a through hole, and the distance between the through hole and the abutting portion 33 on the rotating shaft is equal to the sum of the thickness of the connecting plate 300 and the thickness of the two ear plates 310. The fastener 32 may be a pin in this case. After the pin is inserted into the hole, the pin can be engaged with the abutting portion 33 to abut the connection plate 300 and the lug plate 310. After the pin is taken out of the through hole, the connection plate 300 can be spaced from the ear plate 310, and the inclination of the scraper 4 can be adjusted.
As shown in fig. 2, the rotating shaft may be a bolt, and the fixing member 32 may be a nut.
The rotating shaft is a bolt with a nut, and the nut of the bolt is the abutting part 33 on the rotating shaft. The fixing part 32 is a nut matched with the rotating shaft, the fixing and separation between the fixing part 32 and the rotating shaft can be realized through the matching of the nut and the bolt, and the process of adjusting and fixing the included angle between the surface of the scraper 4 and the plane of the designed elevation can also be realized.
In practical applications, the recliner assembly 3 may further include a support rod and a telescopic rod. Wherein one end of bracing piece and wherein one end of telescopic link are connected on the face of one of them side of scraper blade 4 along the width direction of scraper blade 4, and the other end of bracing piece and the other end of telescopic link all are connected with moving member 2. The telescopic link can stretch out and draw back, and the length of telescopic link can be fixed.
The backup pad is used for cooperating with the telescopic link for the telescopic link can drive the face of scraper blade 4 after flexible and rotate, and then can adjust the face of scraper blade 4 and the contained angle between the design elevation place plane.
Furthermore, the telescopic link can be electric putter's output shaft.
When the length of the telescopic rod is fixed, the pin is arranged in two holes communicated with the two sleeves in a penetrating mode.
As shown in fig. 2, the concrete structure leveling device provided by the present embodiment further includes a sliding member 6, the sliding member 6 is connected between the moving member 2 and the guide rail 1, and the sliding member 6 is slidably connected to the guide rail 1.
The slider 6 can drive the moving member 2 to move on the guide rail 1 along the length direction of the guide rail 1, and the slider 6 can enable the moving member 2 to move on the guide rail 1 along the length direction of the guide rail 1 more stably.
As shown in fig. 2, the sliding member 6 is provided with a groove corresponding to the guide rail 1, and the guide rail 1 is located in the groove.
Wherein, the opening of recess is towards guide rail 1, and the recess can promote the stability when slider 6 moves along the length direction of guide rail 1 on guide rail 1, prevents that slider 6 from breaking away from guide rail 1.
Further, as shown in fig. 2, the sliding member 6 may also be a sheet, and the sheet-shaped sliding member 6 not only can reduce the material cost, but also can reduce the center of gravity of the moving member 2 as much as possible, thereby improving the stability of the moving member 2 on the guide rail 1.
As shown in fig. 1 and 2, the moving member 2 has a bar shape, and the guide rail 1 has a plurality of rails. A plurality of guide rails 1 parallel arrangement, moving member 2 are connected with a plurality of guide rails 1 in proper order.
The plurality of guide rails 1 and the bar-shaped moving member 2 can improve the structural stability and the use stability of the concrete structure leveling device provided by the present embodiment.
Further, in this embodiment, it is preferable that the number of the guide rails 1 is two, and the bar-shaped moving member 2 is vertically slidably coupled to the two guide rails 1.
The guide rail 1 and the moving member 2 shown in this embodiment may be made of square steel pipes at a construction site, and the blade 4 may be made of steel plates.
As shown in fig. 2, the concrete structure leveling device provided by the present embodiment further includes a height-adjusting assembly 5, the height-adjusting assembly 5 is connected between the moving member 2 and the guide rail 1, and the height-adjusting assembly 5 is used for adjusting and fixing the height of the moving member 2 relative to the ground.
The height-adjusting assembly 5 is used for adjusting the height of the moving member 2 relative to the ground, so that the bottom edge of the scraper 4 can be adjusted to the design elevation. It can be seen that the height-adjusting assembly 5 can make the concrete structure leveling device suitable for concrete structures with different design level requirements.
Specifically, as shown in fig. 2, the height-adjusting assembly 5 includes a height-adjusting screw 50 and a height-adjusting nut 51. One end of the height-adjusting screw 50 is slidably connected to the guide rail 1, and the height-adjusting nut 51 is in threaded connection with the height-adjusting screw 50. The moving member 2 passes through one end of the heightening screw 50 away from the guide rail 1 and abuts on the heightening nut 51.
After the height-adjusting nut 51 is screwed on the height-adjusting screw 50, the height-adjusting nut 51 is lowered or raised on the height-adjusting screw 50. Since the moving member 2 abuts on the height-adjusting nut 51, the height of the moving member 2 with respect to the ground is also changed after the height-adjusting nut 51 is lowered or raised on the height-adjusting screw 50.
Wherein, in order to prevent to find level, moving member 2 moves to the direction of keeping away from heightening nut 51 on heightening screw 50 under the drive of scraper 4, and one side of moving member 2 that deviates from heightening nut 51 can also be abutted with a fixation nut 52, and this fixation nut 52 threaded connection is on heightening screw 50. The matching of the heightening nut 51 and the fixing nut 52 can make the moving member 2 stably abut against the heightening screw rod 50, so that the use stability of the concrete structure leveling device can be improved.
In practical applications, the height-adjusting assembly 5 may also be an electric push rod.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. The concrete structure leveling device is characterized by comprising a guide rail, a moving member, an angle adjusting assembly and a scraper;
the guide rail is used for being fixed above the concrete structure to be leveled along the length direction of the concrete structure to be leveled;
the moving piece is connected with the guide rail and can move on the guide rail along the length direction of the guide rail;
the angle adjusting component is connected to the moving member, the scraper is connected with the angle adjusting component, and the angle adjusting component is used for adjusting and fixing an included angle between the surface of the scraper and the plane where the designed elevation is located, so that when the scraper moves along the length direction of the guide rail under the driving of the moving member, the included angle between one side of the surface of the scraper, which faces the moving direction of the scraper, and the plane where the designed elevation is located is fixed and is an acute angle.
2. The concrete structure leveling device of claim 1, wherein the angle adjustment assembly comprises a connecting rod, a support and a fixing piece;
one end of the connecting rod is connected with the moving piece, the other end of the connecting rod is rotatably connected with the support through a rotating shaft, and the support is fixed on the plate surface on one side of the scraper;
wherein one end of pivot is provided with butt portion, the mounting can dismantle the connection in the pivot, just the mounting can with the butt portion cooperation of pivot will the connecting rod be close to the one end of support with the support butt is in the mounting with between the butt portion.
3. The concrete structure leveling device according to claim 2, wherein a connecting plate is connected to one end of the connecting rod close to the support;
the support comprises two lug plates which are fixed on the scraper plate in parallel;
the connecting plate is rotatably connected between the two ear plates through the rotating shaft.
4. The concrete structure leveling device of claim 3, wherein the angle adjustment assembly further comprises an elastic gasket, and the elastic gasket is sleeved on the rotating shaft and is installed between the connecting plate and the ear plate.
5. The concrete structure leveling device according to claim 2, wherein the rotating shaft is a bolt and the fixing member is a nut.
6. The concrete structure leveling device of claim 1, wherein the angle adjustment assembly comprises a support bar and a telescoping bar;
one end of the supporting rod and one end of the telescopic rod are connected to the plate surface on one side of the scraper along the width direction of the scraper, and the other end of the supporting rod and the other end of the telescopic rod are connected with the moving piece;
the telescopic link can stretch out and draw back, just the length of telescopic link can be fixed.
7. The concrete structure leveling apparatus according to claim 1, wherein the concrete structure leveling apparatus further comprises a slider;
the sliding part is connected between the moving part and the guide rail, and the sliding part is connected on the guide rail in a sliding mode.
8. The concrete structure leveling device according to any one of claims 1 to 7, wherein the moving member is bar-shaped, and the guide rail is plural;
a plurality of guide rail parallel arrangement, the moving member in proper order with a plurality of the guide rail is connected.
9. The concrete structure leveling apparatus of claim 8, further comprising an elevation adjustment assembly;
and one heightening assembly is connected between each guide rail and the moving member and is used for adjusting and fixing the height of the moving member relative to the ground.
10. The concrete structure leveling device of claim 9, wherein the elevation assembly comprises an elevation screw and an elevation nut;
one end of the height-adjusting screw is connected to the guide rail in a sliding mode, and the height-adjusting nut is connected to the height-adjusting screw in a threaded mode;
the moving piece penetrates through one end, far away from the guide rail, of the heightening screw rod and abuts against the heightening nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922305357.1U CN211522693U (en) | 2019-12-19 | 2019-12-19 | Concrete structure leveling device |
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| CN201922305357.1U CN211522693U (en) | 2019-12-19 | 2019-12-19 | Concrete structure leveling device |
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| CN211522693U true CN211522693U (en) | 2020-09-18 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113737613A (en) * | 2021-09-22 | 2021-12-03 | 江苏城东建设工程有限公司 | Efficient construction method for plain concrete behind road dental stone |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113737613A (en) * | 2021-09-22 | 2021-12-03 | 江苏城东建设工程有限公司 | Efficient construction method for plain concrete behind road dental stone |
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