CN215629219U - Portable leveling frame for assisting construction and detection - Google Patents
Portable leveling frame for assisting construction and detection Download PDFInfo
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- CN215629219U CN215629219U CN202121342729.9U CN202121342729U CN215629219U CN 215629219 U CN215629219 U CN 215629219U CN 202121342729 U CN202121342729 U CN 202121342729U CN 215629219 U CN215629219 U CN 215629219U
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Abstract
The utility model discloses a portable leveling frame for assisting construction and detection. The portable leveling frame comprises a fixed base, a guide screw and a cantilever, wherein the guide screw is vertically arranged on the fixed base, one end of the guide screw is fixedly connected with the fixed base, the cantilever is movably connected with the guide screw, and the cantilever and the guide screw can be arranged at an angle; the support adjusting connecting rod can be respectively connected with the guide screw and the cantilever; the guide screw is further provided with a laser transmitter, a laser receiver and a reflector, and the cantilever is further provided with a horizontal calibration bubble, a rope connecting hole for the flexible rope to pass through and/or a limiting groove for setting up a rigid limiting plate. The portable leveling frame provided by the utility model has a simple structure, is more convenient to use, and not only can be used for auxiliary leveling work in the construction process, but also can be used for detection work in the receiving process.
Description
Technical Field
The utility model relates to a leveling frame, in particular to a portable leveling frame for assisting construction and detection, and belongs to the technical field of construction and detection equipment.
Background
At present, along with the development of productivity, the traffic volume is continuously increased, the service life of a road is obviously shortened, the reconstruction and reconstruction frequency of urban damaged roads is accelerated, old roads are excavated, and when a pavement structure layer, particularly a subbase layer, is newly built, elevation and flatness control needs to be carried out through an automatic leveling instrument so as to ensure the elevation and the smoothness of the pavement.
When a pavement structure layer is newly built, the paver is constructed in a road groove where an old pavement is excavated, and in order to ensure the quality of paving a mixture, the gap between the end of a screed plate of the paver and the wall of the road groove is only left to be 20-30 cm wide; when the surface layer of the pavement is constructed by adopting a balance beam method, the lower bearing layer of the pavement needs to have accurate elevation and higher flatness so as to ensure that the surface layer paved by the pavement has good flatness. The lower bearing layer is constructed by adopting a wiring method, in the reference device constructed by the existing wiring method, the steel wire rope is directly bound on the cantilever steel plate through the thin iron wire, so that the elevation of the steel wire rope at the wound part of the iron wire is easily higher, and the flatness and the elevation of the pavement lower bearing layer during laying are influenced, namely, the reference device constructed by the existing wiring method cannot ensure that the lower bearing layer of the pavement has accurate elevation and higher flatness.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide a portable leveling frame for auxiliary construction and detection, so as to overcome the defects in the prior art.
In order to achieve the purpose of the utility model, the technical scheme adopted by the utility model comprises the following steps:
the embodiment of the utility model provides a portable leveling frame for auxiliary construction and detection, which comprises a fixed base, a guide screw rod and a cantilever, wherein the guide screw rod is vertically arranged on the fixed base; and
the support adjusting connecting rod can be respectively connected with the guide screw rod and the cantilever and enables the relative position of the guide screw rod and the cantilever to be fixed;
the cantilever is further provided with a horizontal calibration bubble, a rope line connecting hole for the flexible rope line to pass through and/or a limiting groove for erecting a rigid limiting plate.
Compared with the prior art, the utility model has the advantages that:
1) the portable leveling frame for assisting construction and detection provided by the embodiment of the utility model has the advantages of simple structure and more convenience in use, and can be used for assisting leveling work in the construction process and detecting work in the receiving process;
2) the portable leveling frame for assisting construction and detection provided by the embodiment of the utility model has stable structural strength, can be in a working state through the adjusting shaft sleeve and the supporting and adjusting connecting rod, can be folded and stored, greatly reduces the storage volume, is more convenient to carry, is very simple in the assembly process during use, and is very suitable for construction and acceptance of general roads with low requirements on construction precision.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic structural diagram of a portable leveling frame for assisting construction and inspection according to an exemplary embodiment of the present invention;
FIG. 2 is a schematic view of a lead screw engaged with a first bushing and a second bushing in accordance with an exemplary embodiment of the present invention;
FIG. 3 is a schematic view of a portable leveling frame with a lead screw engaged with a support adjustment link according to an exemplary embodiment of the present invention;
FIG. 4 is a schematic structural view of a connection portion between a lead screw and a support adjusting link of a portable leveling frame according to an exemplary embodiment of the present invention;
FIG. 5 is a schematic cross-sectional view of a connection between a third bushing and a cantilever of a portable leveling stand according to an exemplary embodiment of the present invention;
fig. 6 is a schematic structural diagram of another portable leveling frame for assisting construction and detection provided in an exemplary embodiment of the present invention.
Detailed Description
In view of the deficiencies in the prior art, the inventors of the present invention have made extensive studies and extensive practices to provide technical solutions of the present invention. The technical solution, its implementation and principles, etc. will be further explained as follows.
The embodiment of the utility model provides a portable leveling frame for auxiliary construction and detection, which comprises a fixed base, a guide screw rod and a cantilever, wherein the guide screw rod is vertically arranged on the fixed base; and
the support adjusting connecting rod can be respectively connected with the guide screw rod and the cantilever and enables the relative position of the guide screw rod and the cantilever to be fixed;
the cantilever is further provided with a horizontal calibration bubble, a rope line connecting hole for the flexible rope line to pass through and/or a limiting groove for erecting a rigid limiting plate.
In some specific embodiments, a first shaft sleeve is coaxially sleeved on the guide screw, the first shaft sleeve is connected with the guide screw in a threaded connection manner, the cantilever is fixed on the first shaft sleeve, or the cantilever is arranged with the first shaft sleeve through a pin shaft, the cantilever can rotate by taking the pin shaft as a shaft, so that the cantilever and the guide screw are in a storage state and an operating state,
when the cantilever and the guide screw are in a storage state, the cantilever is parallel to the guide screw, and when the cantilever and the guide screw are in a working state, the cantilever and the guide screw are arranged at an angle.
In some specific embodiments, the guide screw has a first guide sliding groove arranged along the axial direction thereof, and the first end of the support adjusting connecting rod is arranged in the first guide sliding groove and can move along the first guide sliding groove; and a second shaft sleeve is coaxially sleeved on the guide screw rod and connected with the guide screw rod in a threaded connection mode, wherein the second shaft sleeve is arranged on one side, close to the fixed base, of the support adjusting connecting rod along the axial direction of the guide screw rod.
In some specific embodiments, a sliding block is fixedly arranged at the first end of the support adjusting connecting rod, and the sliding block is arranged in the first guide sliding groove and is movably matched with the first guide sliding groove in a sliding fit manner.
In some specific embodiments, the sliding block and the first guide chute are both of a convex structure.
In some specific implementation manners, the cantilever is movably sleeved with a third shaft sleeve, the second end of the supporting and adjusting connecting rod is connected with the third shaft sleeve, the third shaft sleeve is further provided with a limiting hole, the limiting hole is internally and movably provided with a limiting bolt, and the limiting bolt can be tightly abutted to the cantilever by screwing the limiting bolt.
In some specific embodiments, the two sides of the cantilever are further provided with second guide sliding grooves arranged along the axial direction of the cantilever, and the part of the third shaft sleeve is movably arranged in the second guide sliding grooves and is in sliding fit with the second guide sliding grooves.
In some specific embodiments, the laser transmitter and the laser receiver are integrally arranged, and the laser transmitter, the laser receiver and the reflector are arranged oppositely.
In some specific embodiments, a height scale line is further disposed on the guide screw, and a triangular diagonal brace is further fixedly disposed between the guide screw and the fixed base, or a reinforcing rib is further fixedly disposed between the guide screw and the fixed base.
In some embodiments, the cantilever is a telescopic plate or rod with adjustable length.
As will be further explained in the following with reference to the drawings, unless otherwise specified, the laser transmitter and the laser receiver in the portable leveling frame for auxiliary construction and detection provided by the embodiments of the present invention may be implemented by using existing components, which are commercially available, and the main structures of the fixed base, the lead screw, the telescopic cantilever, etc. may also be commercially available.
Referring to fig. 1 to 3, a portable leveling frame for assisting construction and detection includes a fixed base 100, a lead screw 200 and a cantilever 300, wherein the lead screw 200 is vertically disposed on the fixed base 100, one end of the lead screw 200 is fixedly connected to the fixed base 100, the cantilever 300 is movably connected to the lead screw 200, a horizontal height of the cantilever 300 on the lead screw 200 is adjustable, and the cantilever 300 can be disposed at an angle to the lead screw 200; and
the support adjusting link 400 is capable of being connected to the lead screw 200 and the suspension arm 300, respectively, and fixing the relative position between the lead screw 200 and the suspension arm 300, and it should be noted that the support adjusting link 400 mainly plays a role in connection, fixation and support, so that the center of gravity of the whole leveling frame is kept stable.
Specifically, the fixed base 100 is horizontally disposed, the lead screw 200 is vertically and fixedly disposed on the fixed base 100 and used as a guide for the cantilever movement and adjustment, and the lead screw 200 is provided with a thread structure.
Specifically, still be provided with laser emitter/laser receiver 910 and speculum 920 on lead screw 200, still be provided with horizontal calibration bubble and the rope connecting hole that can supply flexible rope to pass and/or can supply to set up the spacing groove 310 of the limiting plate of rigidity, wherein, laser emitter and laser receiver set up as an organic wholely on cantilever 300, laser emitter/laser receiver 910 and speculum 920 are set up dorsad, just laser emitter/laser receiver 910 and speculum 920 are the same at the level on lead screw 200, and laser that laser emitter/laser receiver 910 sent on one of them leveling frame can incide to another on the speculum 920 of leveling frame, and the warp the speculum 920 reflects back to laser emitter/laser receiver 910's laser receiver.
In some specific embodiments, a first shaft sleeve 500 is coaxially sleeved on the lead screw 200, the first shaft sleeve 500 is connected with the lead screw 200 in a threaded manner, and the cantilever 300 is fixed on the first shaft sleeve 500 and can move along the axial direction of the lead screw 200 along with the first shaft sleeve 500, so that the horizontal height of the cantilever 300 is adjustable; it can be understood that the lead screw 200 has an external thread structure, and the inner wall surface of the first sleeve 500 has a matching internal thread structure.
Specifically, referring to fig. 1 and 3 again, the guide screw 200 has a first guide sliding groove 210 disposed along an axial direction thereof, and a first end of the support adjusting link 400 is disposed in the first guide sliding groove 210 and can move along the first guide sliding groove 210; and, still coaxial cover is equipped with second shaft sleeve 600 on the lead screw 200, second shaft sleeve 600 through threaded connection's mode with lead screw 200 is connected, wherein, second shaft sleeve 600 is followed lead screw 200's axial direction sets up support adjusting connecting rod 400 is close to one side of fixed baseplate 100, second shaft sleeve 600 can be adjusted at the horizontal position on lead screw 200, simultaneously, second shaft sleeve 600 can also be inconsistent with support adjusting connecting rod 400 to play the limiting displacement who restricts support adjusting connecting rod 400 unidirectional movement.
It will be appreciated that the second bushing 600 may be a tubular structure having internal threads.
Specifically, referring to fig. 4, a sliding block 410 is fixedly disposed at a first end of the supporting and adjusting connecting rod 400, the sliding block 410 is disposed in the first guiding sliding groove 210 and movably engaged with the first guiding sliding groove 210 in a sliding manner, and in some specific embodiments, the sliding block 410 and the first guiding sliding groove 210 are both in a convex structure.
In some specific embodiments, referring to fig. 1 again, a third shaft sleeve 700 is movably sleeved on the cantilever 300, the second end of the support adjusting link 400 is connected to the third shaft sleeve 700, and a limiting hole is further disposed on the third shaft sleeve 700, a limiting bolt 720 is movably disposed in the limiting hole, and the limiting bolt 720 can tightly abut against the cantilever 300 by screwing the limiting bolt 720, so that the third shaft sleeve 700 is fixed at the designated position of the cantilever 30.
Specifically, referring to fig. 1 and 5, the two sides of the cantilever 300 are further provided with a second guiding sliding groove 320 arranged along the axial direction thereof, and a part of the third shaft sleeve 700 is movably arranged in the second guiding sliding groove 320 and is in sliding fit with the second guiding sliding groove 320.
Specifically, the third shaft sleeve 700 is a semi-annular structure, the second sliding blocks 710 are fixed at two ends of the third shaft sleeve 700, and the second sliding blocks 710 are movably disposed in the second guide sliding groove 320 and slidably contact with the second guide sliding groove 320 in a sliding fit manner, so as to be capable of moving along the second guide sliding groove 320.
Specifically, the cantilever 300 may be a telescopic plate or a telescopic rod with adjustable length, and the second guide chute 320 and the third shaft sleeve 700 are disposed on the same telescopic structure, so as not to affect the movement of the third shaft sleeve 700 and the cantilever 300.
Specifically, a height scale line is further disposed on the guide screw 200, and a triangular diagonal brace 800 is further fixedly disposed between the guide screw 200 and the fixed base 100, or a reinforcing rib is further fixedly disposed between the guide screw and the fixed base.
Referring to fig. 6, the cantilever 300 may be further disposed through a pin 510 and the first shaft sleeve 500, and the cantilever 300 may rotate around the pin 510, so that the cantilever 300 and the lead screw 200 are in a storage state and a working state, when the cantilever 300 and the lead screw 200 are in the storage state, the cantilever 300 is parallel to the lead screw 200, and when the cantilever 300 and the lead screw 200 are in the working state, the cantilever 300 and the lead screw 200 are disposed at an angle, for example, the cantilever 300 is perpendicular to the lead screw 200.
It should be noted that the portable leveling frame for assisting construction and detection provided by the embodiment of the utility model is mainly suitable for construction assistance of a common road with low construction requirement, and is not used as a high-precision instrument.
The portable leveling frame for assisting construction and detection provided by the embodiment of the utility model has the advantages of simple structure and more convenience in use, and can be used for assisting leveling work in the construction process and detecting work in the receiving process.
The portable leveling frame for assisting construction and detection provided by the embodiment of the utility model has stable structural strength, can be in a working state through the adjusting shaft sleeve and the supporting and adjusting connecting rod, can be folded and stored, greatly reduces the storage volume, is more convenient to carry, is very simple in the assembly process during use, and is very suitable for construction and acceptance of general roads with low requirements on construction precision.
It should be understood that the above-mentioned embodiments are merely illustrative of the technical concepts and features of the present invention, which are intended to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and therefore, the protection scope of the present invention is not limited thereby. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (10)
1. A portable leveling frame for assisting construction and detection is characterized by comprising a fixed base, a guide screw and a cantilever, wherein the guide screw is vertically arranged on the fixed base, one end of the guide screw is fixedly connected with the fixed base, the cantilever is movably connected with the guide screw, and the cantilever and the guide screw can be arranged at an angle; and
the support adjusting connecting rod can be respectively connected with the guide screw rod and the cantilever and enables the relative position of the guide screw rod and the cantilever to be fixed;
the cantilever is further provided with a horizontal calibration bubble, a rope line connecting hole for the flexible rope line to pass through and/or a limiting groove for erecting a rigid limiting plate.
2. The portable leveling stand according to claim 1, wherein: the guide screw rod is coaxially sleeved with a first shaft sleeve, the first shaft sleeve is connected with the guide screw rod in a threaded connection mode, the cantilever is fixed on the first shaft sleeve, or the cantilever is arranged with the first shaft sleeve through a pin shaft and can rotate by taking the pin shaft as a shaft, so that the cantilever and the guide screw rod are in a storage state and a working state,
when the cantilever and the guide screw are in a storage state, the cantilever is parallel to the guide screw, and when the cantilever and the guide screw are in a working state, the cantilever and the guide screw are arranged at an angle.
3. The portable leveling stand according to claim 1, wherein: the guide screw is provided with a first guide sliding groove arranged along the axial direction of the guide screw, and the first end of the support adjusting connecting rod is arranged in the first guide sliding groove and can move along the first guide sliding groove; and a second shaft sleeve is coaxially sleeved on the guide screw rod and connected with the guide screw rod in a threaded connection mode, wherein the second shaft sleeve is arranged on one side, close to the fixed base, of the support adjusting connecting rod along the axial direction of the guide screw rod.
4. The portable leveling stand according to claim 3, wherein: the first end of the supporting and adjusting connecting rod is fixedly provided with a sliding block, and the sliding block is arranged in the first guide sliding groove and is movably matched with the first guide sliding groove in a sliding matching mode.
5. The portable leveling stand according to claim 4, wherein: the sliding block and the first guide sliding groove are both of a convex structure.
6. The portable leveling stand according to claim 1, wherein: the cantilever is gone up movable sleeve and is equipped with the third axle sleeve, support adjusting connecting rod the second end with the third axle sleeve is connected, still be provided with a spacing hole on the third axle sleeve, spacing downthehole activity is provided with spacing bolt, through screwing spacing bolt can make spacing bolt closely contradicts on the cantilever.
7. The portable leveling stand according to claim 6, wherein: the two sides of the cantilever are also provided with second guide sliding grooves arranged along the axial direction of the cantilever, and the local movement of the third shaft sleeve is arranged in the second guide sliding grooves and is in sliding fit with the second guide sliding grooves.
8. The portable leveling stand according to claim 1, wherein: the laser emitter and the laser receiver are integrally arranged, and the laser emitter, the laser receiver and the reflector are arranged back to back.
9. The portable leveling stand according to claim 1, wherein: the guide screw rod is further provided with a height marking line, a triangular inclined support rod is fixedly arranged between the guide screw rod and the fixed base, or a reinforced rib is fixedly arranged between the guide screw rod and the fixed base.
10. The portable leveling stand according to claim 1, wherein: the cantilever is a telescopic plate or a telescopic rod with adjustable length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121342729.9U CN215629219U (en) | 2021-06-17 | 2021-06-17 | Portable leveling frame for assisting construction and detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121342729.9U CN215629219U (en) | 2021-06-17 | 2021-06-17 | Portable leveling frame for assisting construction and detection |
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| Publication Number | Publication Date |
|---|---|
| CN215629219U true CN215629219U (en) | 2022-01-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121342729.9U Active CN215629219U (en) | 2021-06-17 | 2021-06-17 | Portable leveling frame for assisting construction and detection |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115029997A (en) * | 2022-06-01 | 2022-09-09 | 陕西路桥集团路面工程有限公司 | Positioning method for pavement paving |
-
2021
- 2021-06-17 CN CN202121342729.9U patent/CN215629219U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115029997A (en) * | 2022-06-01 | 2022-09-09 | 陕西路桥集团路面工程有限公司 | Positioning method for pavement paving |
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