Roundabout pavement asphalt laying guide device

Abstract

The utility model discloses a roundabout road surface asphalt laying guide device, which relates to the field of asphalt laying, comprises a holding handle, a traveling wheel and a laying roller, and further comprises a discharge funnel fixed on the outer side of a rolling wheel of the traveling wheel, the auxiliary line drawing effect on the laying roller is achieved; as the grounding height of the laying roller of the device is higher than that of the advancing wheel, the advancing wheel and the laying roller can be grounded at the same time only when the advancing wheel is obliquely placed during use, the device is pushed to advance by holding the handle at the moment, and a discharge funnel of the laying roller can draw an arc-shaped advancing route; and the interval between the traveling wheel and the laying roller can be adjusted according to the size of the roundabout road surface, the larger the interval between the traveling wheel and the laying roller is, the larger the arc curvature of the drawn traveling route is, adjustment can be conducted in time according to actual requirements, and flexibility is higher.

Description

Technical Field

[0001] The utility model relates to the field of asphalt paving, in particular to an asphalt paving guide device for a roundabout road surface. Background Art

[0002] Before paving asphalt, the road needs to be measured to ensure that the paving height of the asphalt pavement meets the design requirements, and at the same time, the paving linearity must be consistent with the design drawing requirements. The roundabout is mainly composed of a circular driveway and a central island. Before paving the asphalt of the roundabout, it is mainly necessary to measure the circular pavement.

[0003] The existing guide device for laying asphalt on roundabouts adopts a fixed design, and its size and shape cannot be changed after manufacturing. Although this design simplifies the manufacturing process to a certain extent, it sacrifices adaptability and flexibility. When faced with roundabouts of different sizes, this fixed guide device is not competent and cannot effectively guide the asphalt paving machinery to lay according to the predetermined route and width. There is still room for improvement in flexibility. Utility Model Content

[0004] The utility model aims to provide a guide device for laying asphalt on a roundabout road surface, so as to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a roundabout asphalt paving guide device, including a gripping handle, a traveling wheel and a paving roller, wherein one end of the gripping handle is fixedly connected to one side of the traveling wheel, and the other side of the traveling wheel is fixedly connected to the paving roller.

[0006] The insert plate is inserted and fixed in the opening on one side of the fixed outer frame of the traveling wheel to adjust the spacing of the laying rollers;

[0007] The discharge funnel is fixed on the outside of the rolling wheel of the traveling wheel, and plays an auxiliary role in drawing lines for the laying roller.

[0008] Preferably, the holding handle includes a support rod, a rotating handle, a handle body and a reflective strip. The top of the support rod is fixedly connected to the rotating handle, the top of the rotating handle is rotatably connected to the bottom of the handle body, and several groups of grooves are provided on the outside of the support rod, and a reflective strip is fixedly connected in each group of grooves.

[0009] Preferably, the traveling wheel comprises a solid rubber wheel, a metal hub, a fixed outer frame, a first limiting hole and a fixing pin. The solid rubber wheel is fixedly connected to the metal hub, one side of the metal hub is rotatably connected to the fixed outer frame, a first limiting hole is provided at the top of the fixed outer frame, three groups of the first limiting holes are provided and are symmetrically arranged at the top of the fixed outer frame, and a fixing pin is inserted in the first limiting hole.

[0010] Preferably, a pedometer is rotatably connected to the other side of the metal hub, a square slot is provided on the top of the pedometer, and a display screen is fixed in the square slot.

[0011] Preferably, the pedometer and the fixed outer frame are concentrically designed, and a connecting rod is fixedly connected between the pedometer and the fixed outer frame, and the connecting rod passes through a metal hub to fix the pedometer and the fixed outer frame.

[0012] Preferably, the laying roller includes an insert plate, a second limit hole, a buffer spring, a rolling wheel, a discharge funnel and a ruler. The second limit hole is fixedly opened at the top of the insert plate, and the second limit holes are provided in three groups and are evenly arranged on one side of the top of the insert plate. The bottom end of the insert plate is fixedly connected to the top of the buffer spring, the bottom end of the buffer spring is fixedly connected to the rolling wheel, one side of the rolling wheel is fixedly connected to the discharge funnel, the outer side of the discharge funnel is fixedly connected to the discharge pipe, and the outer side of the discharge funnel is etched with a ruler.

[0013] Preferably, the three groups of second limiting holes of the paving roller correspond to the three groups of first limiting holes of the traveling wheel.

[0014] Preferably, the discharge funnel of the laying roller is made of transparent acrylic material.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] The utility model proposes an asphalt paving guide device for a roundabout road surface, comprising a gripping handle, a traveling wheel and a paving roller, wherein one end of the gripping handle is fixedly connected to one side of the traveling wheel, and the other side of the traveling wheel is fixedly connected to a paving roller, an insert plate, the insert plate is inserted and fixed in an opening on one side of a fixed outer frame of the traveling wheel, and plays a role in adjusting the spacing of the paving rollers; a discharging funnel, the discharging funnel is fixed on the outer side of the rolling wheel of the traveling wheel, and plays a role in assisting the paving roller in drawing lines; since the grounding height of the paving roller of the device is higher than the traveling wheel, it is necessary to place the traveling wheel askew when using it to ensure that the traveling wheel and the paving roller are grounded at the same time, at this time, the gripping handle is used to push the device forward, and the discharging funnel of the paving roller can draw an arc-shaped traveling route, and the interval between the traveling wheel and the paving roller can be adjusted according to the size of the roundabout road surface, the larger the interval between the traveling wheel and the paving roller, the larger the arc curvature of the drawn traveling route, and timely adjustment can be made according to actual needs, with greater flexibility. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The utility model is further described below in conjunction with the accompanying drawings:

[0018] Figure 1 Schematic diagram of the utility model asphalt paving guide device for roundabout road Figure 1 ;

[0019] Figure 2 Schematic diagram of the utility model asphalt paving guide device for roundabout road Figure 2 ;

[0020] Figure 3 Schematic diagram of the utility model asphalt paving guide device for roundabout road Figure 3 ;

[0021] Figure 4 The utility model is a schematic diagram of a paving roller for paving asphalt on a roundabout road.

[0022] In the figure: 1. Holding handle; 2. Traveling wheel; 3. Laying roller; 4. Support rod; 5. Rotating handle; 6. Handle body; 7. Reflective strip; 8. Solid rubber wheel; 9. Metal wheel hub; 10. Fixed outer frame; 11. First limit hole; 12. Fixed latch; 13. Pedometer; 14. Display screen; 15. Mounting plate; 16. Second limit hole; 17. Buffer spring; 18. Rolling wheel; 19. Discharge funnel; 20. Ruler. DETAILED DESCRIPTION

[0023] In order to more clearly illustrate the overall concept of the present invention, a detailed description is given below in combination with the accompanying drawings by way of examples.

[0024] It should be noted that many specific details are set forth in the following description to facilitate a full understanding of the present invention. However, the present invention can also be implemented in other ways different from those described herein. Therefore, the protection scope of the present invention is not limited to the specific embodiments disclosed below.

[0025] In addition, in the description of the present invention, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0026] In the present utility model, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral one; it can be directly connected, or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. However, if it is indicated as a direct connection, it means that the two connected bodies are not connected through an intermediate structure, but are connected to form a whole only through a connecting structure. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to the specific circumstances.

[0027] In the present utility model, unless otherwise clearly specified and limited, the first feature "above" or "below" the second feature may be that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in an appropriate manner in any one or more embodiments or examples.

[0028] Embodiment 1

[0029] See also Figures 1 to 4 The utility model provides a technical solution: a guide device for laying asphalt on a roundabout road, comprising a gripping handle 1, a traveling wheel 2 and a laying roller 3, wherein one end of the gripping handle 1 is fixedly connected to one side of the traveling wheel 2, and the other side of the traveling wheel 2 is fixedly connected to the laying roller 3, an insert plate 15, the insert plate 15 is inserted and fixed in an opening on one side of a fixed outer frame 10 of the traveling wheel 2, and plays a role in adjusting the spacing of the laying roller 3; a discharging funnel 19, the discharging funnel 19 is fixed on the outer side of a rolling wheel 18 of the traveling wheel 2, and plays a role in assisting the laying roller 3 in drawing lines; The laying roller 3 of the device is grounded at a higher height than the traveling wheel 2, so that when in use, the traveling wheel 2 needs to be placed askew to ensure that the traveling wheel 2 and the laying roller 3 are grounded at the same time. At this time, the device is pushed forward by holding the handle 1, and the discharge funnel 19 of the laying roller 3 can draw an arc-shaped traveling route, and the interval between the traveling wheel 2 and the laying roller 3 can be adjusted according to the size of the roundabout road surface. The larger the interval between the traveling wheel 2 and the laying roller 3, the larger the arc curvature of the traveling route. Timely adjustments can be made according to actual needs, and flexibility is greater.

[0030] Embodiment 2

[0031] On the basis of the first embodiment, the gripping handle 1 comprises a support rod 4, a rotating handle 5, a handle body 6 and a reflective strip 7. The top of the support rod 4 is fixedly connected to the rotating handle 5, the top of the rotating handle 5 is rotatably connected to the bottom of the handle body 6, and a plurality of groups of grooves are provided on the outside of the support rod 4, and a reflective strip 7 is fixedly connected in each group of grooves.

[0032] When in use, the rotatable handle body 6 can be adjusted in time according to the inclination degree of the adjusted traveling wheel 2 to improve the comfort of the user. The design of the reflective strip 7 can serve as a reminder to passing vehicles and pedestrians during night construction, thereby enhancing safety.

[0033] Embodiment 3

[0034] On the basis of the first embodiment, the traveling wheel 2 includes a solid rubber wheel 8, a metal wheel hub 9, a fixed outer frame 10, a first limiting hole 11 and a fixed pin 12. The solid rubber wheel 8 is fixedly connected to the metal wheel hub 9, and one side of the metal wheel hub 9 is rotatably connected to the fixed outer frame 10. The top of the fixed outer frame 10 is provided with a first limiting hole 11. The first limiting holes 11 are provided in three groups and are symmetrically arranged at the top of the fixed outer frame 10. The fixed pin 12 is inserted in the first limiting hole 11;

[0035] The other side of the metal hub 9 is rotatably connected to a pedometer 13, a square slot is provided at the top of the pedometer 13, and a display screen 14 is fixed in the square slot;

[0036] The pedometer 13 and the fixed outer frame 10 are designed to be concentric, and a connecting rod is fixedly connected between the pedometer 13 and the fixed outer frame 10, and the connecting rod passes through the metal hub 9 to fix the pedometer 13 and the fixed outer frame 10;

[0037] When in use, the solid rubber wheel 8 is not easily punctured by gravel or glass on the ground, and its durability is improved. The pedometer 13 is composed of a measuring wheel, an encoder, a circuit board, a display, buttons and other parts. When the solid rubber wheel 8 rotates, the encoder converts the mechanical signal of the rotation into an electrical signal, and processes and calculates it through the circuit board, and finally displays the result on the display screen 14 of the display. By reading the value of the display screen 14, the accurate measurement of the travel distance can be achieved.

[0038] Embodiment 4

[0039] On the basis of the first embodiment, the laying roller 3 includes an insert plate 15, a second limiting hole 16, a buffer spring 17, a rolling wheel 18, a discharge funnel 19 and a scale 20. The top of the insert plate 15 is fixedly provided with a second limiting hole 16. The second limiting holes 16 are provided in three groups and are evenly arranged on one side of the top of the insert plate 15. The bottom end of the insert plate 15 is fixedly connected to the top of the buffer spring 17. The bottom end of the buffer spring 17 is fixedly connected to the rolling wheel 18. One side of the rolling wheel 18 is fixedly connected to the discharge funnel 19. The outer side of the discharge funnel 19 is fixedly connected to a discharge pipe. The outer side of the discharge funnel 19 is etched with a scale 20.

[0040] The three groups of second limiting holes 16 of the laying roller 3 correspond to the three groups of first limiting holes 11 of the traveling wheel 2;

[0041] The discharging funnel 19 of the laying roller 3 is made of transparent acrylic;

[0042] When in use, if there is a protrusion on the ground, the rolling wheel 18 can directly contact the protrusion, and the buffer spring 17 is compressed upward under pressure to play a buffering role, without the need to avoid it, and at the same time, it will not affect the normal movement of the traveling wheel 2, avoiding the situation where the guidance is affected by bypassing the protrusion;

[0043] When the distance between the traveling wheel 2 and the laying roller 3 needs to be adjusted, the fixing pin 12 is pulled out upwards to separate the traveling wheel 2 and the laying roller 3. The mounting plate 15 of the laying roller 3 can be inserted inwards as needed until the second limiting hole 16 is aligned with the corresponding first limiting hole 11, and then the fixing pin 12 is inserted into the corresponding first limiting hole 11 and the second limiting hole 16 to achieve fixation.

[0044] Before use, pour the guiding lime powder into the discharge funnel 19. As the laying roller 3 rotates and moves forward, the lime powder in the discharge funnel 19 is evenly sprinkled out through the discharge pipe to mark the route traveled. The transparent acrylic discharge funnel 19 makes it convenient for users to observe the remaining amount of lime powder for timely addition and replenishment.

[0045] A person skilled in the art should understand that the discussion of any of the above embodiments is merely illustrative and is not intended to imply that the scope of the present invention, including the claims, is limited to these examples. Under the concept of the present invention, the technical features in the above embodiments or different embodiments may be combined, the steps may be implemented in any order, and there are many other variations of the different aspects of the present invention as described above, which are not provided in detail for the sake of simplicity.

[0046] The utility model is intended to cover all such substitutions, modifications and variations that fall within the broad scope of the appended claims. Therefore, any omissions, modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the utility model should be included in the scope of protection of the utility model.

Claims

1. A guide device for laying asphalt on a roundabout road, comprising a grip handle (1), a traveling wheel (2) and a laying roller (3), characterized in that: One end of the holding handle (1) is fixedly connected to one side of the traveling wheel (2), and the other side of the traveling wheel (2) is fixedly connected to a laying roller (3); An insert plate (15) is inserted and fixed in an opening on one side of a fixed outer frame (10) of the traveling wheel (2) to adjust the spacing between the laying rollers (3); The discharge funnel (19) is fixed on the outer side of the rolling wheel (18) of the traveling wheel (2) and plays an auxiliary role in drawing lines for the laying roller (3).

2. The asphalt paving guide device for roundabout road according to claim 1, characterized in that: The gripping handle (1) comprises a support rod (4), a rotating handle (5), a handle body (6) and a reflective strip (7); the top end of the support rod (4) is fixedly connected to the rotating handle (5); the top end of the rotating handle (5) is rotatably connected to the bottom end of the handle body (6); a plurality of groups of grooves are provided on the outside of the support rod (4); and a reflective strip (7) is fixedly connected in each group of grooves.

3. The asphalt paving guide device for roundabout road according to claim 1, characterized in that: The traveling wheel (2) comprises a solid rubber wheel (8), a metal wheel hub (9), a fixed outer frame (10), a first limiting hole (11) and a fixed latch (12); the solid rubber wheel (8) is fixedly connected to the metal wheel hub (9) inside; one side of the metal wheel hub (9) is rotatably connected to the fixed outer frame (10); a first limiting hole (11) is provided at the top of the fixed outer frame (10); three groups of the first limiting holes (11) are symmetrically arranged at the top of the fixed outer frame (10); and a fixed latch (12) is inserted into the first limiting hole (11).

4. The asphalt paving guide device for roundabout road according to claim 3, characterized in that: The other side of the metal hub (9) is rotatably connected to a pedometer (13), the top of the pedometer (13) is provided with a square slot, and a display screen (14) is fixed in the square slot.

5. The asphalt paving guide device for roundabout road according to claim 4, characterized in that: The pedometer (13) and the fixed outer frame (10) are designed to be concentric, and a connecting rod is fixedly connected between the pedometer (13) and the fixed outer frame (10), and the connecting rod passes through the metal hub (9) to fix the pedometer (13) and the fixed outer frame (10).

6. The asphalt paving guide device for roundabout road according to claim 1, characterized in that: The laying roller (3) comprises an insert plate (15), a second limiting hole (16), a buffer spring (17), a rolling wheel (18), a discharge funnel (19) and a scale (20); the top of the insert plate (15) is fixedly provided with a second limiting hole (16); three groups of second limiting holes (16) are arranged evenly on one side of the top of the insert plate (15); the bottom of the insert plate (15) is fixedly connected to the top of the buffer spring (17); the bottom of the buffer spring (17) is fixedly connected to the rolling wheel (18); one side of the rolling wheel (18) is fixedly connected to the discharge funnel (19); the outer side of the discharge funnel (19) is fixedly connected to a discharge pipe; and the outer side of the discharge funnel (19) is etched with a scale (20).

7. The asphalt paving guide device for roundabout road according to claim 6, characterized in that: The three groups of second limiting holes (16) of the laying roller (3) and the three groups of first limiting holes (11) of the traveling wheel (2) correspond to each other.

8. The asphalt paving guide device for roundabout road according to claim 6, characterized in that: The discharging funnel (19) of the laying roller (3) is made of transparent acrylic material.

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