阅读说明：本技术 一种用于路面施工找平装置 (Leveling device for pavement construction ) 是由 胡朝鲜 于 2020-12-24 设计创作，主要内容包括：本发明涉及路面施工技术领域,尤其涉及一种用于路面施工找平装置,所述防护壳体的内顶壁连接有驱动电机,所述驱动电机上的输出端连接有中心轴,所述中心轴的下端通过定位机构连接有抹平刀,所述防护壳体的外壁通过承接板连接有防护上壳,所述防护上壳的上端连接有轴承,所述轴承中固定插接有长轴,所述长轴的两端连接同一个U型板。本用于路面施工的找平装置,适用于边角施工,对边角的地方进行抹平时,将U型板与路边的限位路基相抵,转动的抹平刀对路面进行抹平,U型板与路边的限位路基相抵方便对整个装置的工作位置进行控制,防止工作的过程中,整个装置在震动中发生偏移,影响对需要操作位置的控制。(The invention relates to the technical field of pavement construction, in particular to a leveling device for pavement construction. This a leveling device for road surface construction is applicable to the corner construction, when smearing the place of corner, offsets U template and the spacing road bed in roadside, and the trowel of pivoted screeds the road surface, and the U template offsets the convenient operating position to whole device with the spacing road bed in roadside and controls, prevents the in-process of work, and whole device takes place the skew in vibrations, influences the control to needs operating position.)

1. A leveling device for pavement construction comprises a protective shell (1),

the method is characterized in that: the inner top wall of the protective shell (1) is connected with a driving motor (2), the output end of the driving motor (2) is connected with a central shaft (3), the lower end of the central shaft (3) is connected with a smoothing knife (4) through a positioning mechanism,

the outer wall of protective housing (1) is connected with protection epitheca (6) through accepting board (5), the upper end of protection epitheca (6) is connected with bearing (7), it has major axis (8) to fix pegging graft in bearing (7), same U template (9) is connected at the both ends of major axis (8), U template (9) are connected with diaphragm (10), the activity is pegged graft in the through-hole of seting up on diaphragm (10) has first lock screw (11), and the screw hole of seting up on first lock screw (11) and backing plate (12) is connected, and backing plate (12) are connected with protection epitheca (6), be connected with first nut (13) on protection epitheca (6), screw hole sets up about bearing (7) symmetry on first nut (13) and backing plate (12), and first lock screw (11) and first nut (13) phase-match.

2. The device of claim 1, wherein: a strip-shaped groove (901) is formed in the U-shaped plate (9), and three rollers (14) which are distributed in an equidistant annular mode are rotatably connected in the strip-shaped groove (901).

3. The device of claim 1, wherein: the protective shell (1) is connected with a handrail (16) through a telescopic rod (15).

4. The device of claim 1, wherein: positioning mechanism is including connecting cross type pole (17) at center pin (3) lower extreme and connecting block (401) in smoothing sword (4) upper end, cross type groove has been seted up to the lower extreme of cross type pole (17), block (401) are located the inside in cross type groove, threaded connection has second locking screw (18) in the screw through-hole of seting up on the cross type groove lateral wall, and second locking screw (18) are located the inside one end in cross type groove and offset with the lateral wall of block (401).

5. A leveling device for road construction according to claim 4 wherein: the four trowels (4) are distributed annularly at equal intervals, and one ends, close to each other, of the four trowels (4) are connected with positioning bases (402).

6. The device of claim 1, wherein: and a protective side plate (19) is arranged above the trowel (4), and the protective side plate (19) is connected with the protective upper shell (6) through two L-shaped rods (20).

7. A leveling device for road construction according to claim 6 wherein: two arc-shaped supporting legs (21) which are symmetrically arranged are arranged between the protective upper shell (6) and the protective side plates (19), the upper ends of the arc-shaped supporting legs (21) are connected with a sleeve (23) through a turnbuckle (22), a fixing rod (24) is movably inserted in the sleeve (23), the fixing rod (24) is connected with an L-shaped rod (20),

sleeve (23) are connected with curb plate (25), operation mouth (601) of seting up on the protection epitheca (6) are run through in curb plate (25) activity, the both ends of curb plate (25) are provided with second nut (27) and third nut (28) respectively, and second nut (27) and third nut (28) all are connected with the upper end of protection epitheca (6), the activity is pegged graft in the through-hole of seting up on curb plate (25) has screw rod (26), and screw rod (26) and second nut (27) and third nut (28) match the setting.

Technical Field

The invention relates to the technical field of pavement construction, in particular to a leveling device for pavement construction.

Background

The flatness of the road surface is one of the main technical indexes for evaluating the quality of the road surface, and is related to the safety and comfort of driving, the impact force on the road surface and the service life, the uneven road surface can increase the driving resistance, and the vehicle can generate additional vibration. For the area located in the water network, the uneven road surface can accumulate rainwater to accelerate the water damage of the road surface; therefore, in order to reduce the vibration impact, increase the driving speed, and improve the driving comfort and safety, the road surface should maintain a certain flatness.

In order to guarantee the roughness on road surface, need carry out the work that the road surface was made level when being under construction to the road surface, make the road surface tend to the level through preliminary work of vibrating to raw materials such as concrete of spreading on the road bed promptly, later will be troweled the road surface of injustice through the trowelling device, the setting of protection casing on the current trowelling device is applicable to the work of trowelling of large tracts of land, but the inconvenient operation when the department is trowelled the roadside.

To the above problems, a leveling device for pavement construction is designed.

Disclosure of Invention

The invention aims to provide a leveling device for pavement construction, which aims to solve the technical problem.

In order to solve the technical problems, the invention adopts the following technical scheme:

a leveling device for pavement construction comprises a protective shell, wherein the inner top wall of the protective shell is connected with a driving motor, the output end of the driving motor is connected with a central shaft, the lower end of the central shaft is connected with a trowel through a positioning mechanism,

the outer wall of the protective shell is connected with a protective upper shell through a bearing plate, the upper end of the protective upper shell is connected with a bearing, a long shaft is fixedly inserted in the bearing, two ends of the long shaft are connected with the same U-shaped plate, the U-shaped plate is connected with a transverse plate, a first locking screw is movably inserted in a through hole formed in the transverse plate, the first locking screw is connected with a threaded hole formed in a base plate, the base plate is connected with the protective upper shell, a first nut is connected to the protective upper shell, the threaded holes in the first nut and the base plate are symmetrically arranged about the bearing, and the first locking screw is matched with the first nut.

Preferably, the U template is provided with a strip-shaped groove, the strip-shaped groove is internally and rotatably connected with three rollers which are annularly distributed at equal intervals, the rollers are arranged in the strip-shaped groove, sliding friction between the U template and the roadbed is changed into rolling friction between the rollers and the roadbed, the degree of abrasion of the device is reduced, and the convenient degree of operation is improved.

Preferably, the protection shell is connected with a handrail through a telescopic rod.

Preferably, the positioning mechanism comprises a cross-shaped rod connected to the lower end of the central shaft and a block connected to the upper end of the trowel, a cross-shaped groove is formed in the lower end of the cross-shaped rod, the block is located inside the cross-shaped groove, a second locking screw is connected to a threaded through hole formed in the side wall of the cross-shaped groove in a threaded mode, and one end, located inside the cross-shaped groove, of the second locking screw abuts against the side wall of the block.

Preferably, the number of the trowels is four, the four trowels are distributed in an annular shape at equal intervals, and one ends, close to each other, of the four trowels are connected with positioning bases.

Preferably, the top of trowel is provided with the protection curb plate, the protection curb plate is connected with the protection epitheca through two L type poles, and the setting of protection curb plate reduces trowel and first protection, the distance between the protection epitheca, and the protection curb plate carries out the second protection to the trowel.

Preferably, two arc-shaped supporting legs which are symmetrically arranged are arranged between the protective upper shell and the protective side plate, the upper ends of the arc-shaped supporting legs are connected with a sleeve through a turnbuckle, a fixed rod is movably inserted in the sleeve and is connected with an L-shaped rod,

the telescopic connection has the curb plate, the curb plate activity runs through the operation mouth of seting up on the protection epitheca, the both ends of curb plate are provided with second nut and third nut respectively, and second nut and third nut all are connected with the upper end of protection epitheca, the activity is pegged graft in the through-hole of seting up on the curb plate has the screw rod, and the screw rod matches with second nut and third nut and sets up.

The invention has the beneficial effects that:

the leveling device for pavement construction is suitable for corner construction, when the corners are smoothed, the U-shaped plates are abutted against the roadside limiting roadbed, the rotary trowel is used for troweling the pavement, the U-shaped plates are abutted against the roadside limiting roadbed so as to conveniently control the working position of the whole device, and the phenomenon that the whole device deviates in vibration in the working process to influence the control of the required operation position is prevented;

the arrangement of the positioning mechanism ensures that the fixing mode between the trowel and the cross-shaped rod is simple, the installation and the disassembly are convenient and quick, and the damaged trowel is convenient to replace;

the setting of the positioning base on the troweling knife offsets four positioning bases, so that the mounting position of each troweling knife is conveniently positioned, the mounting speed of the troweling knife is increased, meanwhile, the four troweling knives form a complete plane, the contact area with the road surface is increased, and the working efficiency is improved

This device changes the position about two arc supporting legss through changing telescopic position, makes the arc supporting legss be located the outside of the coverage of protection epitheca, will change the upper and lower position of arc supporting legss through the whole length that changes turn buckle to arc supporting legss and ground contact, and the trowelling cutter takes off from ground, and the arc supporting legss supports whole device, reduces to deposit or remove in-process trowelling cutter and ground contact, avoids the trowelling cutter to cause the damage.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic structural view of the trowel of the present invention;

FIG. 4 is an enlarged view of the structure A of the present invention;

reference numerals: 1-a protective housing; 2-driving the motor; 3-central axis; 4-smoothing knife; 401-block; 402-a positioning base; 5-bearing plate; 6-protective upper shell; 601-operation port; 7-a bearing; 8-long axis; 9-U-shaped plates; 901-a strip groove; 10-a transverse plate; 11-a first locking screw; 12-a backing plate; 13-a first nut; 14-a roller; 15-a telescopic rod; 16-a handrail; 17-a cross bar; 18-a second locking screw; 19-protective side plates; a 20-L shaped rod; 21-arc supporting legs; 22-turn buckle; 23-a sleeve; 24-a fixation rod; 25-side plate; 26-screw rod; 27-a second nut; 28-third screw cap.

Detailed Description

In order to make the technical means, the original characteristics, the achieved purposes and the effects of the invention easily understood, the invention is further described below with reference to the specific embodiments and the attached drawings, but the following embodiments are only the preferred embodiments of the invention, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention.

Specific embodiments of the present invention are described below with reference to the accompanying drawings.

Example 1

As shown in fig. 1-2, a leveling device for road surface construction comprises a protective shell 1, a handrail 16 connected to the protective shell 1 through a telescopic rod 15,

the inner top wall of the protective shell 1 is connected with a driving motor 2, the output end of the driving motor 2 is connected with a central shaft 3, the lower end of the central shaft 3 is connected with a trowel 4 through a positioning mechanism,

the outer wall of protective housing 1 is connected with protection epitheca 6 through accepting board 5, the upper end of protection epitheca 6 is connected with bearing 7, it has major axis 8 to fix pegging graft in the bearing 7, same U template 9 is connected at the both ends of major axis 8, bar groove 901 has been seted up on the U template 9, bar inslot 901 internal rotation is connected with the gyro wheel 14 of three equidistance annular distribution, U template 9 is connected with diaphragm 10, the activity pegs graft in the through-hole of seting up on diaphragm 10 has first locking screw 11, the screw hole of seting up on first locking screw 11 and the backing plate 12 is connected, backing plate 12 is connected with protection epitheca 6, be connected with first nut 13 on the protection epitheca 6, screw hole sets up about bearing 7 symmetry on first nut 13 and the backing plate 12, first locking screw 11 and first nut 13 phase-match.

In the scheme, a series circuit is formed by a driving motor 2, an external switch and an external power supply through a lead, the driving motor 2 is started to drive a trowel 4 to rotate through a central shaft 3 and a positioning mechanism, a handrail 16 is held to push the whole device to move forward, the rotating trowel 4 is contacted with the road surface to trowel the road surface, a protective upper shell 6 protects the trowel 4 to prevent the rotating trowel 4 from hurting people,

when the road surface close to the corners is smoothed, the U-shaped plate 9 is rotated to the outer side of the bearing 7, one end of the U-shaped plate 9 is overlapped with the edge of the protective upper shell 6 at the moment, the first locking screw 11 is connected with the threaded hole in the backing plate 12, the U-shaped plate 9 is fixed to the outer side of the bearing 7, and the backing plate 12 is arranged to enable the U-shaped plate 9 to be kept in a horizontal state; when the U-shaped plate 9 is not used, the U-shaped plate 9 is rotated to the inner side of the bearing 7, the first locking screw 11 is connected with the first nut 13, the U-shaped plate 9 is fixed at the inner side of the bearing 7, the change of the position of the U-shaped plate 9 caused by vibration generated in the working process is prevented,

this a leveling device for road surface construction is applicable to the corner construction, when smearing the place of corner, offsets U template 9 and the spacing road bed in roadside, and pivoted trowel 4 screeds the road surface, and U template 9 offsets the convenient operating position to whole device with the spacing road bed in roadside and controls, prevents the in-process of work, and whole device takes place the skew in vibrations, and the influence is to the control that needs the operating position.

Example 2

As shown in fig. 1-3, a leveling device for road surface construction comprises a protective shell 1, a driving motor 2 connected to the inner top wall of the protective shell 1, a central shaft 3 connected to the output end of the driving motor 2, a troweling knife 4 connected to the lower end of the central shaft 3 through a positioning mechanism,

the outer wall of protective housing 1 is connected with protection epitheca 6 through accepting board 5, the upper end of protection epitheca 6 is connected with bearing 7, it has major axis 8 to fix pegging graft in the bearing 7, same U template 9 is connected at the both ends of major axis 8, U template 9 is connected with diaphragm 10, the activity is pegged graft in the through-hole of seting up on diaphragm 10 has first lock screw 11, the screw hole of seting up on first lock screw 11 and the backing plate 12 is connected, backing plate 12 is connected with protection epitheca 6, be connected with first nut 13 on the protection epitheca 6, the screw hole sets up about bearing 7 symmetry on first nut 13 and the backing plate 12, first lock screw 11 and first nut 13 phase-match.

The positioning mechanism comprises a cross-shaped rod 17 connected to the lower end of the central shaft 3 and a block 401 connected to the upper end of the trowel 4, a cross-shaped groove is formed in the lower end of the cross-shaped rod 17, the block 401 is located inside the cross-shaped groove, a second locking screw 18 is connected to a threaded through hole formed in the side wall of the cross-shaped groove in a threaded mode, and one end, located inside the cross-shaped groove, of the second locking screw 18 abuts against the side wall of the block 401; the number of the trowels 4 is four, the four trowels 4 are distributed annularly at equal intervals, and one ends of the four trowels 4 close to each other are connected with positioning bases 402.

In the scheme, the block 401 on the trowel 4 is positioned in the cross-shaped groove on the cross-shaped rod 17, and the trowel 4 is fixed on the cross-shaped rod 17 through clamping of the second locking screw 18, so that the fixing mode is simple, the installation and the disassembly are convenient and quick, and the damaged trowel 4 can be conveniently replaced;

the setting of location base 402 on the smoothing sword 4 offsets four location bases 402, is convenient for fix a position every mounting position of smoothing sword 4, improves the installation rate of smoothing sword 4, and simultaneously, four smoothing knives 4 form complete plane, increase with the area of contact on road surface, improve work efficiency.

Example 3

As shown in fig. 1, 2 and 4, a leveling device for road surface construction comprises a protective shell 1, wherein the inner top wall of the protective shell 1 is connected with a driving motor 2, the output end of the driving motor 2 is connected with a central shaft 3, the lower end of the central shaft 3 is connected with a trowel 4 through a positioning mechanism,

the outer wall of protective housing 1 is connected with protection epitheca 6 through accepting board 5, the upper end of protection epitheca 6 is connected with bearing 7, it has major axis 8 to fix pegging graft in the bearing 7, same U template 9 is connected at the both ends of major axis 8, U template 9 is connected with diaphragm 10, the activity is pegged graft in the through-hole of seting up on diaphragm 10 has first lock screw 11, the screw hole of seting up on first lock screw 11 and the backing plate 12 is connected, backing plate 12 is connected with protection epitheca 6, be connected with first nut 13 on the protection epitheca 6, the screw hole sets up about bearing 7 symmetry on first nut 13 and the backing plate 12, first lock screw 11 and first nut 13 phase-match.

A protective side plate 19 is arranged above the trowel 4, the protective side plate 19 is connected with the protective upper shell 6 through two L-shaped rods 20, two symmetrically arranged arc-shaped supporting feet 21 are arranged between the protective upper shell 6 and the protective side plate 19, the upper ends of the arc-shaped supporting feet 21 are connected with a sleeve 23 through a turnbuckle 22, a fixing rod 24 is movably inserted in the sleeve 23, the fixing rod 24 is connected with the L-shaped rods 20,

the sleeve 23 is connected with a side plate 25, the side plate 25 movably penetrates through an operation opening 601 formed in the protective upper shell 6, a second screw cap 27 and a third screw cap 28 are respectively arranged at two ends of the side plate 25, the second screw cap 27 and the third screw cap 28 are both connected with the upper end of the protective upper shell 6, a screw rod 26 is movably inserted in a through hole formed in the side plate 25, and the screw rod 26 is matched with the second screw cap 27 and the third screw cap 28.

In the scheme, the side plate 25 with the sleeve 23 is pulled towards the direction of the third nut 28, the screw 26 is connected with the third nut 28, the sleeve 23 drives the arc-shaped supporting leg 21 to synchronously move through the turn buckle 22, the overall length of the turn buckle 22 is changed by rotating the pull rod on the turn buckle 22, so that the distance between the arc-shaped supporting leg 21 and the sleeve 23 is changed,

when the whole device is used, the distance between the arc-shaped supporting leg 21 and the sleeve 23 is shortened, the sleeve 23 is moved, the screw 26 on the side plate 25 is connected with the second screw cap 27, the arc-shaped supporting leg 21 is retracted between the protective upper shell 6 and the protective side plate 19, the use of the whole device is not influenced,

this device, position about two arc supporting legss 21 are changed through the position that changes sleeve 23, make arc supporting legss 21 be located the outside of the coverage of protection epitheca 6, will change the upper and lower position of arc supporting legss 21 through the whole length that changes turn buckle 22, to arc supporting legss 21 and ground contact, trowel 4 breaks away from ground, arc supporting legss 21 supports whole device, reduce to deposit or remove in-process trowel 4 and ground contact, avoid trowel 4 to cause the damage.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.