A cast-in-place concrete sidewalk paving device and method of use

Abstract

The application relates to a cast-in-place concrete blind pavement paving device and a using method thereof. The device comprises a peripheral frame, a lifting device, a feeding device and a paving device. The lifting device comprises a lifting operation handle, a first gear, a second gear, a horizontal moving rod, a third gear and a template. The end of the lifting operation handle, the first gear and the second gear are sequentially engaged. The front end of the horizontal moving rod is engaged with the second gear, and the rear end of the horizontal moving rod is engaged with the third gear. The template is installed on the third gear. The feeding device comprises a material cylinder, a feeding rubber tube and a connecting discharging horizontal shaft. The discharging port at the bottom of the feeding rubber tube passes through the connecting discharging horizontal shaft and corresponds to the gap on the template. The paving device comprises a paving operation handle, a belt rod gear and a sliding track. The end of the paving operation handle is engaged with the belt rod gear. The rod of the belt rod gear is internally provided with a sliding groove. The two ends of the connecting discharging horizontal shaft are respectively inserted into the sliding groove and the sliding track. The application has the advantages of simple operation, high paving efficiency and low cost.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of road construction, in particular to a cast-in-place concrete sidewalk paving device and a method thereof. BACKGROUND

[0002] With the acceleration of urbanization process, people pay more and more attention to the protection of ecology and environment, and the construction of sponge city, the pervious concrete sidewalk is more and more common. The construction method of the conventional pervious concrete sidewalk, the rubber template is laid on the predetermined position, and the workers use the scraper to spread the material into the gap of the template. The current construction method is not only low in efficiency, but also needs a large number of rubber templates, and the construction cost is greatly increased.

[0003] Therefore, how to provide a cast-in-place concrete sidewalk paving device and a method thereof with higher construction efficiency and lower cost is a technical problem to be solved by those skilled in the art. SUMMARY

[0004] The present application provides a cast-in-place concrete sidewalk paving device and a method thereof to solve the above technical problems.

[0005] To solve the above technical problems, the present application provides a cast-in-place concrete sidewalk paving device, comprising a peripheral frame, a lifting device, a feeding device and a paving device mounted on the peripheral frame,

[0006] The lifting device comprises a lifting operation handle, a first gear, a second gear, a translational rod, four third gears and a template, the end of the lifting operation handle is provided with a first arc-shaped rack, the first arc-shaped rack is engaged with the first gear, the first gear is engaged with the second gear, the front end of the translational rod is provided with a first rack engaged with the second gear, the rear end of the translational rod is provided with four second racks, the third gears are in one-to-one correspondence with the second racks and engaged with the second racks; the side surface of the third gear is respectively provided with a rotating shaft, and the template is hinged with the rotating shaft;

[0007] The feeding device comprises a material cylinder, a plurality of feeding rubber tubes and a connecting discharge translational shaft, the top of the feeding rubber tube is communicated with the material cylinder, the lower part penetrates through the connecting discharge translational shaft, and the discharge port at the bottom of the feeding rubber tube corresponds to the gap on the template;

[0008] The paving device comprises a paving operation handle, two rod piece gears and two sliding rails, the end of the paving operation handle is provided with two second arc-shaped racks, the second arc-shaped racks are engaged with the rod piece gears, the rod piece gears are provided with sliding grooves in the rod pieces, and the two ends of the connecting discharge translational shaft penetrate into the sliding grooves and the sliding rails respectively.

[0009] Preferably, the center shafts of the first gear, the second gear, the third gear and the gear of the belt rod are fixed on the peripheral frame.

[0010] Preferably, the bottom of the peripheral frame is provided with a moving wheel.

[0011] Preferably, a detachable sealing cover is mounted on the top of the barrel.

[0012] Preferably, a pressurizing pump is further mounted on the barrel and communicates with the inner cavity of the barrel.

[0013] Preferably, the feeding rubber tube is made of flexible material.

[0014] Preferably, the discharge port is inclined, and a plurality of scrapers corresponding to the discharge port are further mounted on the connecting discharge horizontal shaft.

[0015] Preferably, the two ends of the sliding rail are provided with upwardly-raised disengaging portions.

[0016] The application further provides a use method of the cast-in-place concrete sidewalk paving device.

[0017] Step 1: open the barrel to add materials;

[0018] Step 2: pull the lifting operation handle to control the descending of the mold plate;

[0019] Step 3: push forward or pull backward the paving operation handle, the connecting discharge horizontal shaft slides along the sliding rail, and the feeding rubber tube completes a paving;

[0020] Step 4: after the paving at the paving point is completed, the lifting operation handle is pushed to control the lifting of the mold plate;

[0021] Step 5: the peripheral frame is pushed to move to the next paving point, and steps 2 to 4 are repeated until the paving work is completed.

[0022] Compared with the prior art, the cast-in-place concrete sidewalk paving device and the use method thereof have the following advantages.

[0023] 1. The application has simple operation, strong continuous paving capacity, and only one person is needed to operate in the paving process, thereby saving labor;

[0024] 2. The application has high paving efficiency, does not need additional mold plate, greatly shortens the construction period, and further saves the cost. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1It is a stereoscopic structure schematic view of the cast-in-place concrete sidewalk paving device in one embodiment of the present application (omitting the external frame);

[0026] Figure 2 It is a sectional view of the cast-in-place concrete sidewalk paving device in one embodiment of the present application;

[0027] Figure 3 It is a structure schematic view of the lifting device in one embodiment of the present application;

[0028] Figure 4 It is a structure schematic view of the feeding device in one embodiment of the present application;

[0029] Figure 5 It is a structure schematic view of the paving device in one embodiment of the present application;

[0030] Figure 6 It is a structure schematic view of the sliding track in one embodiment of the present application.

[0031] In the figure: 100-external frame, 110-mobile wheel, 200-lifting device, 210-lifting operation handle, 211-first arc-shaped rack, 220-first gear, 230-second gear, 240-translation bar, 241-first rack, 242-second rack, 250-third gear, 260-mold plate, 261-gap, 300-feeding device, 310-charging barrel, 311-sealing cover, 312-pressurizing pump, 320-feeding rubber tube, 321-discharge port, 330-connected discharge translation shaft, 400-paving device, 410-paving operation handle, 411-second arc-shaped rack, 420-bar gear, 421-sliding groove, 430-sliding track, 431-disengaging part. EMBODIMENT

[0032] In order to more fully describe the technical solutions of the above-mentioned application, the following specific embodiments are listed to prove the technical effects; it needs to be emphasized that these embodiments are used to illustrate the present application and not to limit the scope of the present application.

[0033] The cast-in-place concrete sidewalk paving device provided by the present application, as shown in Figure 1 and Figure 2 , comprises an external frame 100 and a lifting device 200, a feeding device 300 and a paving device 400 installed on the external frame 100, wherein:

[0034] Please refer to Figure 3The lifting device 200 comprises a lifting handle 210, a first gear 220, a second gear 230, a horizontal moving rod 240, four third gears 250 and a template 260. The end of the lifting handle 210 is provided with a first arc-shaped gear rack 211 which is engaged with the first gear 220. The first gear 220 is engaged with the second gear 230. The front end of the horizontal moving rod 240 is provided with a first gear rack 241 which is engaged with the second gear 230. The rear end of the horizontal moving rod 240 is provided with four second gear racks 242. The third gears 250 are correspondingly engaged with the second gear racks 242. The side surface of the third gears 250 is respectively provided with a rotating shaft. The template 260 is hinged with the rotating shafts. When the lifting handle 210 is pushed forward, the first arc-shaped gear rack 211 drives the first gear 220 to rotate, the first gear 220 drives the second gear 230 to rotate, the second gear 230 drives the horizontal moving rod 240 to move horizontally backward through the first gear rack 241, drives the third gears 250 to rotate, drives the rotating shafts to move, and then drives the template 260 to move circularly on a plane (the center of the circle is the rotating shaft, and the radius is the distance from the four centers of the third gears 250 to the corresponding rotating shafts), so that the template 260 is lifted. Conversely, when the lifting handle 210 is pulled backward, the template 260 is lowered. In some embodiments, the template 260 can be stacked by a lower rubber template and an upper steel template, so as to ensure the rigidity of the template 260, ensure the forming shape of the sidewalk, reduce the amount of rubber template, and save the cost.

[0035] Please refer to Figure 4 The feeding device 300 comprises a material cylinder 310, a plurality of feeding rubber tubes 320 and a connecting discharging horizontal shaft 330. The top of the feeding rubber tubes 320 is communicated with the material cylinder 310, and the bottom penetrates through the connecting discharging horizontal shaft 330. The discharging port 321 at the bottom of the feeding rubber tubes 320 corresponds to the notch 261 on the template 260. According to the requirement, the notch 261 can be in a strip shape (corresponding to the running sidewalk) or in a dot shape (corresponding to the prompting sidewalk). The raw material in the material cylinder 310 falls into the notch 261 of the template 260 through the feeding rubber tubes 320, so as to form the sidewalk in the corresponding form.

[0036] Please refer to Figure 5The paving device 400 comprises a paving operation handle 410, two band rod gear 420 and two sliding rails 430, the end of the paving operation handle 410 is provided with two second arc-shaped gear racks 411, the second arc-shaped gear racks 411 are engaged with the band rod gear 420, the rod of the band rod gear 420 extends in the radial direction, the rod of the band rod gear 420 is provided with a sliding groove 421, and the two ends of the connecting discharge horizontal shaft 330 are respectively penetrated into the sliding groove 421 and the sliding rail 430 and can slide in the sliding groove 421 and the sliding rail 430. When the formwork 260 is in the lowered state, the paving operation handle 410 is forward / backward, the discharge port 321 moves along the sliding rail 430 under the action of the band rod gear 420, and one paving is completed.

[0037] The present application has the advantages of simple operation, strong continuous paving capacity, one-person operation in the paving process, saving of labor, high paving efficiency, no need of additional formwork, great shortening of construction period and further saving of cost.

[0038] In some embodiments, please refer to Figure 2 The central shafts of the first gear 220, the second gear 230, the third gear 250 and the band rod gear 420 are fixed on the peripheral frame 100, and the peripheral frame 100 provides positioning and support for the gears 250. Of course, the barrel 310 and other components that need to be fixed can also be fixed on the peripheral frame 100.

[0039] In some embodiments, please continue to refer to Figure 2 The bottom of the peripheral frame 100 is provided with a moving wheel 110, which facilitates the movement of the entire paving device.

[0040] In some embodiments, please refer to Figure 1 , Figure 2 and Figure 4 The top of the barrel 310 is provided with a detachable sealing cover 311, which facilitates the addition of required raw materials at any time according to requirements; in some embodiments, the barrel 310 is also provided with a pressurizing pump 312 in communication with the inner cavity of the barrel 310. After closing the sealing cover 311 and opening the switch of the pressurizing pump 312, the raw materials in the barrel 310 can flow smoothly into the feeding rubber tube 320 under the action of gravity and pressure, ensuring the continuity of raw material supply.

[0041] In some embodiments, the feeding rubber tube 320 can be made of flexible materials, such as soft rubber materials, which facilitates the free adjustment of the position of the discharge port 321 according to requirements.

[0042] In some embodiments, the discharge port 321 is a slope, and a plurality of scrapers (not shown) corresponding to the discharge port 321 are installed on the connecting discharge horizontal moving shaft 330, to ensure that the raw materials discharged from the discharge port 321 are accurately and uniformly laid into the gap 261.

[0043] In some embodiments, please refer to Figure 5 and Figure 6 , the two ends of the sliding rail 430 are provided with upwardly-raised disengagement portions 431, so that the paving operation handle 410 can drive the feeding rubber tube 320 to lift at the end and disengage from the mold plate 260, to complete one paving.

[0044] Please refer to Figure 1 and Figure 2 , the present application also provides a use method of the cast-in-place concrete sidewalk paving device, comprising the following steps:

[0045] Step 1: open the barrel 310 to add materials;

[0046] Step 2: pull the lifting operation handle 210 to control the mold plate 260 to descend;

[0047] Step 3: push or pull the paving operation handle 410 forward or backward, the connecting discharge horizontal moving shaft 330 slides along the sliding rail 430, to drive the feeding rubber tube 320 to complete one paving;

[0048] Step 4: after the paving at the paving point is completed, the lifting operation handle 210 is pushed to control the mold plate 260 to rise;

[0049] Step 5: the peripheral frame 100 is pushed to move to the next paving point, and steps 2 to 4 are repeated until the paving work is completed. Specifically, when the mold plate 260 is in the descending state, the paving operation handle 410 is pushed forward / backward, and the discharge port 321 moves along the sliding rail 430 under the action of the belt gear 420, to complete one paving; when reaching the next paving point, the paving operation handle 410 is pulled backward / forward (if the paving operation handle 410 is in front, it is pulled backward, and if the paving operation handle 410 is in back, it is pushed forward), to complete a series of reverse movements and complete the next paving.

[0050] The above method is simple and easy to operate, has strong continuity, low cost and high efficiency.

[0051] In summary, the cast-in-place concrete sidewalk paving device and the using method thereof, the device comprises a peripheral frame 100, a lifting device 200, a feeding device 300 and a paving device 400 installed on the peripheral frame 100, the lifting device 200 comprises a lifting operation handle 210, a first gear 220, a second gear 230, a horizontal moving rod 240, four third gears 250 and a template 260, the end of the lifting operation handle 210 is provided with a first arc-shaped gear rack 211, the first arc-shaped gear rack 211 is engaged with the first gear 220, the first gear 220 is engaged with the second gear 230, the front end of the horizontal moving rod 240 is provided with a first gear rack 241 engaged with the second gear 230, the rear end of the horizontal moving rod 240 is provided with four second gear racks 242, the third gears 250 are corresponded to and engaged with the second gear racks 242 one by one, the side surface of the third gears 250 is respectively provided with a rotating shaft, the template 260 is hinged with the rotating shaft, the feeding device 300 comprises a material cylinder 310, a plurality of feeding rubber tubes 320 and a connecting discharging horizontal moving shaft 330, the top of the feeding rubber tubes 320 is communicated with the material cylinder 310, the lower part penetrates through the connecting discharging horizontal moving shaft 330, the discharging port 321 at the bottom of the feeding rubber tubes 320 corresponds to the notch 261 on the template 260, the paving device 400 comprises a paving operation handle 410, two belt rod gear wheels 420 and two sliding rails 430, the end of the paving operation handle 410 is provided with two second arc-shaped gear racks 411, the second arc-shaped gear racks 411 are engaged with the belt rod gear wheels 420, the rod of the belt rod gear wheel 420 is internally provided with a sliding groove 421, the two ends of the connecting discharging horizontal moving shaft 330 respectively penetrate into the sliding groove 421 and the sliding rail 430. The template 260 is controlled to be lowered by the lifting operation handle 210, the paving operation handle 410 is forward / backward, and one-time paving can be completed. The device has the advantages of simple operation, strong continuous paving capacity, one-person operation in the paving process, saving of labor, high paving efficiency, no need of additional template, great shortening of construction period and further saving of cost.

[0052] Obviously, various modifications and changes can be made to the present application by those skilled in the art without departing from the spirit and scope of the application. Accordingly, it is intended that all such modifications and changes be included within the scope of the application as defined by the following claims and their equivalents.

Claims

1. A cast-in-place concrete blind paving device, characterized in that: It includes an outer frame and a lifting device, a feeding device and a paving device installed on the outer frame. The lifting device includes a lifting operation handle, a first gear, a second gear, a translation rod, four third gears and a template. The end of the lifting operation handle is provided with a first arc-shaped rack, the first arc-shaped rack is meshed with the first gear, the first gear is meshed with the second gear, the front end of the translation rod is provided with a first rack meshed with the second gear, the rear end of the translation rod is provided with four second racks, the third gear corresponds to and meshes with the second racks one by one; the sides of the third gear are respectively installed with rotating shafts, and the template is hinged to the rotating shafts; The feeding device includes a barrel, a plurality of feeding hoses and a connecting discharging translation shaft. The top of the feeding hose is connected to the barrel, and the lower part passes through the connecting discharging translation shaft. The discharge port at the bottom of the feeding hose corresponds to the notch on the template. The paving device includes a paving operating handle, two gears with rods and two sliding tracks. Two second arc-shaped racks are provided at the end of the paving operating handle. The second arc-shaped racks are engaged with the gears with rods. A sliding groove is provided in the rod of the gears with rods. The two ends of the connecting discharging linear shaft are respectively inserted into the sliding groove and the sliding track.

2. The cast-in-situ concrete blind paving device according to claim 1, characterized in that: The central shafts of the first gear, the second gear, the third gear and the gear with the rod are all fixed on the peripheral frame.

3. The cast-in-situ concrete blind paving device according to claim 1, characterized in that: The bottom of the peripheral frame is provided with moving wheels.

4. The cast-in-situ concrete blind paving device according to claim 1, characterized in that: A detachable sealing cover is installed on the top of the barrel.

5. The cast-in-situ concrete blind paving device according to claim 1, characterized in that: The barrel is also provided with a pressure pump which is in communication with the inner cavity of the barrel.

6. The cast-in-situ concrete blind paving device according to claim 1, characterized in that: The feeding rubber hose is made of flexible material.

7. The cast-in-situ concrete blind paving device according to claim 1, characterized in that: The discharge port is an inclined surface, and a plurality of scrapers corresponding to the discharge ports are installed on the connecting discharge translation shaft.

8. The cast-in-situ concrete blind paving device according to claim 1, characterized in that: Both ends of the two sliding rails are provided with upwardly tilted separation parts.

9. The method for using the cast-in-situ concrete blind paving device according to any one of claims 1 to 8, characterized in that: The steps include: Step 1: Open the barrel and add material; Step 2: Pull the lifting operation handle to control the template to descend; Step 3: Push forward or pull back the paving operation handle, and the connecting discharging translation shaft slides along the sliding track, driving the feeding hose to complete one paving operation; Step 4: After paving at the paving point is completed, push the lifting operation handle to control the template to rise; Step 5: Push the outer frame to move to the next paving point and repeat steps 2 to 4 until the paving operation is completed.

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