Channel cast-in-place lining construction equipment and construction method thereof

Abstract

The application relates to a channel cast-in-place lining construction equipment and relates to the technical field of channel construction. The equipment comprises a lining machine, the lining machine comprises a machine body and a feeding box arranged on the machine body, two first material guide plates and two second material guide plates for guiding concrete in the feeding box into a channel are arranged on the machine body, two rolling mills are rotationally arranged between the first material guide plates and the second material guide plates, the rolling mills are parallel to the side walls of the channel, a driving assembly for driving the rolling mills to rotate is arranged on the machine body, and a leveling plate for leveling concrete is fixedly arranged at the tail end of the machine body. During construction, the first material guide plates first line the first layer of concrete on the channel, the driving assembly drives the rolling mills to rotate, the rolling mills roll the first layer of concrete, and the adhesion strength between the concrete and the channel soil body is strengthened; the concrete layer and the soil layer of the channel are effectively prevented from cracking, the overall channel construction quality is improved, and the service life of the channel is prolonged.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of channel construction, in particular to a channel cast-in-place lining construction equipment and a construction method thereof. BACKGROUND

[0002] The channel lining machine is a construction equipment for lining concrete on the inner side wall of the channel to replace manual lining of the channel and improve the construction efficiency of the lining channel.

[0003] In order to improve the construction efficiency, the current common method is to directly cast the mixed concrete on the side wall and the bottom wall of the channel through the channel lining machine. The surface of the channel after pouring by the existing channel concrete lining forming machine may have cracks, so workers are generally required to be carried behind the lining machine to trim the surface of the channel again.

[0004] Because the adhesion between the concrete and the soil side wall of the channel is lower than the adhesion between the concretes, for the channel with large depth and thick concrete, the concrete layer and the soil layer of the channel are prone to crack. During the construction process, the workers can only trim the cracks on the surface of the concrete, but with the passage of time, the concrete layer and the soil layer of the channel are prone to crack, which finally leads to the cracking of the entire concrete layer, affecting the construction quality and the service life of the channel. SUMMARY

[0005] In one aspect, in order to improve the construction quality of the channel, the present application provides a channel cast-in-place lining construction equipment.

[0006] The channel cast-in-place lining construction equipment provided by the present application adopts the following technical scheme:

[0007] The channel cast-in-place lining construction equipment comprises a lining machine, the lining machine comprises a machine body and a feeding box arranged on the machine body, two first guide plates and two second guide plates for guiding the concrete in the feeding box into the channel are arranged on the machine body, two rolling mills are rotatably arranged between the first guide plates and the second guide plates, the rolling mills are parallel to the side wall of the channel, a driving assembly for driving the rolling mills to rotate is arranged on the machine body, and a flat plate for smoothing the concrete is fixedly arranged at the tail end of the machine body.

[0008] Through the above technical scheme, during the construction, the concrete is guided into the side wall and the bottom wall of the channel through the first guide plates and the second guide plates, the first guide plates first line the first layer of concrete on the channel, the driving assembly drives the rolling mills to rotate, the rolling mills roll the first layer of concrete to strengthen the adhesion between the concrete and the soil of the channel, then the concrete guided out by the second guide plates forms the second layer of concrete on the channel, which effectively prevents the cracking between the concrete layer and the soil layer of the channel, improves the overall construction quality of the channel, and prolongs the service life of the channel.

[0009] Further, the machine body is provided with a cleaning member for cleaning the concrete on the roller.

[0010] Further, a plurality of groups of protrusions are fixedly arranged on the roller, and each group of protrusions comprises a plurality of protrusions distributed circumferentially on the roller.

[0011] Further, the cleaning member comprises a scraper for abutting against the roller, a plurality of clearance gaps for allowing the protrusions to pass through are formed in the bottom wall of the scraper, the clearance gaps are arranged along the length direction of the scraper, a cleaning block for cleaning the protrusions is slidingly arranged in the clearance gaps in a direction perpendicular to the length direction of the scraper, and a spring for driving the cleaning block to slide towards the roller is arranged on the scraper.

[0012] Further, a sliding groove is formed in the scraper in a direction perpendicular to the length direction of the scraper, the sliding groove is in communication with the clearance gaps, the cleaning block is slidingly arranged in the sliding groove, and the spring is arranged in the sliding groove, one end of the spring is fixedly connected with the cleaning block, and the other end of the spring is fixedly connected with the bottom wall of the sliding groove.

[0013] Further, the scraper is slidingly arranged on the machine body, and an elastic member for driving the scraper to abut against the roller is arranged on the machine body.

[0014] Further, the roller is provided with mounting arms at both ends, the roller is rotationally connected with the mounting arms, the mounting arms are slidingly arranged on the machine body in a direction perpendicular to the axial direction of the roller, and a fixing member for limiting the position of the mounting arms is arranged on the machine body.

[0015] Further, a fixing arm is fixedly arranged on the machine body in a direction perpendicular to the axial direction of the roller, the mounting arms are slidingly arranged in the fixing arm, a plurality of through holes are formed in the side wall of the fixing arm, the fixing member is a fixing bolt arranged in the through hole, and a fixing hole for threadedly connecting with the fixing bolt is formed in the side wall of the mounting arm.

[0016] Further, the driving assembly comprises a driving motor, a first gear and a second gear, the driving motor is fixedly arranged on the machine body, the first gear is fixedly arranged on the output shaft of the driving motor, the second gear is coaxially fixedly arranged at one end of the roller, and the first gear is engaged with the second gear.

[0017] On the other hand, in order to improve the channel construction quality, the application provides a channel cast-in-place lining construction method.

[0018] The application provides a channel cast-in-place lining construction method, which adopts the following technical scheme:

[0019] A channel cast-in-place lining construction method comprises the following steps:

[0020] S1, excavate the channel;

[0021] S2, lay guide rails on the ground on both sides of the channel and fix the position of the guide rails;

[0022] S3, place the lining machine into the channel and add concrete into the feeding box;

[0023] S4, the concrete is guided into the side wall and the bottom wall of the channel through the first guide plate and the second guide plate, the first guide plate first lines the first layer of concrete on the channel, the second guide plate guides the concrete to form the second layer of concrete on the channel, the driving assembly drives the rolling roller to rotate, the rolling roller rolls the first layer of concrete to strengthen the bonding strength between the concrete and the soil body of the channel, and then the second guide plate guides the concrete to form the second layer of concrete on the first layer of concrete.

[0024] In summary, the present application has at least one of the following beneficial technical effects:

[0025] 1. During construction, the concrete is guided into the side wall and the bottom wall of the channel through the first guide plate and the second guide plate, the first guide plate first lines the first layer of concrete on the channel, the driving assembly drives the rolling roller to rotate, the rolling roller rolls the first layer of concrete to strengthen the bonding strength between the concrete and the soil body of the channel, and then the second guide plate guides the concrete to form the second layer of concrete on the channel, effectively preventing the concrete layer and the soil layer of the channel from cracking, improving the overall channel construction quality, and prolonging the service life of the channel.

[0026] 2. During the rotation of the rolling roller, the protruding part is embedded in the concrete layer, forming a plurality of grooves on the surface of the first layer of concrete layer matched with the protruding part, and then the second layer of concrete is poured and matched with the grooves, so that the two layers of concrete layer are mutually engaged, the connection strength between the two layers of concrete layer is improved, and the quality of the overall channel lining is improved. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1 is a structural schematic diagram of the construction process of the embodiment of the present application;

[0028] Figure 2 is a structural schematic diagram of the embodiment of the present application;

[0029] Figure 3 is a structural schematic diagram of the embodiment of the present application, mainly embodying the driving assembly and the rolling roller;

[0030] Figure 4 is an exploded view of the embodiment of the present application;

[0031] Figure 5 is a structural schematic diagram of the embodiment of the present application, mainly embodying the fixed arm and the mounting arm.

[0032] Explanation of reference signs: 1, feeding box; 11, concrete pump; 12, conveying pipe; 2, machine body; 21, roller; 22, first material guide plate; 23, second material guide plate; 24, leveling plate; 3, rolling roller; 31, protruding part; 4, driving assembly; 41, driving motor; 42, first gear; 43, second gear; 5, scraper; 51, gap; 52, cleaning block; 521, arc-shaped concave surface; 522, chute; 523, spring; 6, rack; 61, fixed arm; 611, through hole; 612, fixing bolt; 62, mounting arm; 7, fixed beam; 71, guide rod; 711, spring plate. DETAILED DESCRIPTION

[0033] The following will be described in detail with reference to the accompanying drawings. Figures 1-5 The application is further described in detail.

[0034] The embodiment of the application discloses a channel cast-in-place lining construction equipment.

[0035] Reference Figure 1 The channel cast-in-place lining construction equipment comprises a lining machine, the lining machine comprises a machine body 2 and a feeding box 1 arranged on the machine body 2, and the top of the feeding box 1 is provided with an opening to facilitate adding concrete into the feeding box 1. The machine body 2 is provided with a walking mechanism for driving the machine body 2 to move, and the walking mechanism comprises a roller 21. During construction, the roller 21 is located in the guide rail on the two sides of the channel, and the walking mechanism drags the whole machine body 2 to move along the channel.

[0036] Reference Figure 2 The machine body 2 is provided with a first material guide plate 22 and a second material guide plate 23 for guiding the concrete in the feeding box 1 into the channel, the first material guide plate 22 is located in front of the first material guide plate 22, and the first material guide plate 22 and the second material guide plate 23 each comprise two inclined plates parallel to the side wall of the channel and a bottom plate parallel to the bottom wall of the channel, and the bottom plate is fixedly connected with the two inclined plates. The bottom of the feeding box 1 is provided with a conveying pipe 12, one end of the conveying pipe 12 is communicated with the feeding box 1, and the other end is communicated with the first material guide plate 22 and the second material guide plate 23. The conveying pipe 12 is provided with a concrete pump 11, which is used for pumping the concrete in the feeding box 1 to the first material guide plate 22 and the second material guide plate 23 through the conveying pipe 12, and then uniformly pouring on the side wall and the bottom wall of the channel. During the advancing of the machine body 2, the first material guide plate 22 first lines the first layer of concrete on the channel, and the concrete guided out by the second material guide plate 23 forms the second layer of concrete on the channel.

[0037] Reference Figure 2, in order to improve the quality of the concrete surface, the tail end of the machine body 2 is fixedly provided with a leveling plate 24 for leveling the concrete. The first guide plate 22 and the second guide plate 23 are rotatably provided with two rolling rollers 3, the rolling rollers 3 are parallel to the side wall of the channel, and a gap is left between the rolling rollers 3 and the side wall of the channel, which is the thickness of the first layer of concrete.

[0038] Referring to Figure 3 , the machine body 2 is provided with a driving assembly 4 for driving the rolling roller 3 to rotate, the driving assembly 4 includes a driving motor 41, a first gear 42 and a second gear 43. The driving motor 41 is fixedly arranged on the machine body 2, the first gear 42 is fixedly arranged on the output shaft of the driving motor 41, and the second gear 43 is coaxially fixedly arranged on one end of the rolling roller 3. The first gear 42 is engaged with the second gear 43.

[0039] Referring to Figure 3 , a plurality of groups of protrusions 31 are fixedly arranged on the rolling roller 3, each group of protrusions 31 includes a plurality of protrusions 31 distributed circumferentially along the rolling roller 3, and the protrusions 31 away from one end of the rolling roller 3 are provided with a circular arc surface.

[0040] Referring to Figure 3 and Figure 4 , the machine body 2 is provided with a cleaning member for cleaning the concrete on the rolling roller 3, and the cleaning member includes a scraper 5 for abutting against the rolling roller 3. The bottom wall of the scraper 5 is provided with a clearance gap 51 for the protrusions 31 to pass through. The clearance gap 51 is provided with a plurality of clearance gaps 51 along the length direction of the scraper 5, and the number and position of the clearance gaps 51 correspond to the protrusions 31.

[0041] Referring to Figure 3 and Figure 4 , the clearance gap 51 is provided with a cleaning block 52 for cleaning the protrusions 31, which is arranged in the clearance gap 51 and slides vertically to the length direction of the scraper 5. The side of the cleaning block 52 close to the rolling roller 3 is provided with an arc-shaped concave surface 521 matched with the protrusions 31. A sliding groove 522 is formed in the scraper 5 and communicates with the clearance gap 51, and the cleaning block 52 is slidably arranged in the sliding groove 522. The scraper 5 is provided with a spring 523 for driving the cleaning block 52 to slide close to the rolling roller 3, the spring 523 is arranged in the sliding groove 522, one end of the spring 523 is fixedly connected with the cleaning block 52, and the other end is fixedly connected with the bottom wall of the sliding groove 522.

[0042] In the process of rolling roller 3 rotating, the scraper 5 and the surface of the rolling roller 3 abut, so that the surface of the rolling roller 3 is scraped off, and the surface of the convex part 31 is a circular arc surface, the convex part 31 pushes the cleaning block 52 to slide to the inside of the scraper 5 when the convex part 31 contacts the cleaning block 52, and the elastic force of the spring 523 drives the cleaning block 52 to abut against the surface of the convex part 31, thereby achieving the purpose of cleaning the surface of the convex part 31; ensure that the depth of the convex part 31 embedded in the first layer of concrete layer is uniform, and improve the overall construction quality.

[0043] Referring to Figure 3 and Figure 4 , the scraper 5 is slidingly arranged on the machine body 2, the machine body 2 is provided with an elastic member for driving the scraper 5 to abut against the rolling roller 3, the fixed beam 7 is fixedly arranged on the rack 6, the guide rods 71 are slidingly arranged in the fixed beam 7 in the direction perpendicular to the length direction of the scraper 5, the two guide rods 71 are arranged, the scraper 5 is fixedly arranged on the guide rods 71, the elastic member is a spring 523 plate, the two guide rods 71 are arranged in the two ends of the spring 523 plate, the middle part of the spring 523 plate abuts against the scraper 5, the two ends of the spring 523 plate abut against the fixed beam 7, and the elastic force of the spring 523 plate is greater than the elastic force of the spring 523. In the process of rolling roller 3 rotating, the scraper 5 can slide relatively, so that the rolling roller 3 can rotate smoothly.

[0044] Referring to Figure 3 and Figure 5 , the two ends of the rolling roller 3 are provided with the mounting arm 62, the rolling roller 3 is rotatably connected with the mounting arm 62, the mounting arm 62 is slidingly arranged on the machine body 2 in the direction perpendicular to the axial direction of the rolling roller 3, and the machine body 2 is provided with a fixing member for limiting the position of the mounting arm 62. The fixed arm 61 is fixedly arranged on the machine body 2 in the direction perpendicular to the axial direction of the rolling roller 3, the machine body 2 is fixedly arranged on the rack 6, the fixed arm 61 is fixedly arranged on the rack 6, the mounting arm 62 is slidingly arranged in the fixed arm 61, a plurality of through holes 611 are formed in the side wall of the fixed arm 61, the fixing member is a fixing bolt 612 arranged in the through hole 611, and a fixing hole is formed in the side wall of the mounting arm 62 and used for threadedly connecting with the fixing bolt 612. By adjusting the position of the mounting arm 62, the gap between the rolling roller 3 and the side wall of the channel is adjusted, thereby adapting to different thickness requirements and improving the applicability.

[0045] The implementation principle of the embodiment of the application is as follows: during construction, the concrete is introduced into the side wall and the bottom wall of the channel through the first guide plate 22 and the second guide plate 23, the first guide plate 22 first lays the first layer of concrete on the channel, the driving assembly 4 drives the rolling roller 3 to rotate, the rolling roller 3 rolls the first layer of concrete to strengthen the bonding strength between the concrete and the soil of the channel; then the concrete introduced by the second guide plate 23 forms the second layer of concrete on the channel, effectively prevents the cracking between the concrete layer and the soil layer of the channel, improves the overall channel construction quality, and prolongs the service life of the channel.

[0046] The application further discloses a channel cast-in-place lining construction method.

[0047] The channel cast-in-place lining construction method comprises the following steps:

[0048] S1, excavating a channel;

[0049] S2, laying guide rails on the ground on both sides of the channel and fixing the positions of the guide rails;

[0050] S3, placing a lining machine into the channel and adding concrete into a feeding box 1;

[0051] S4, the concrete is guided by a first material guide plate 22 and a second material guide plate 23 to the side wall and the bottom wall of the channel, the first material guide plate 22 first lines the first layer of concrete on the channel, the concrete guided by the second material guide plate 23 forms a second layer of concrete on the channel, a driving assembly 4 drives a rolling roller 3 to rotate, the rolling roller 3 rolls the first layer of concrete to strengthen the bonding strength between the concrete and the soil of the channel, and then the concrete guided by the second material guide plate 23 forms the second layer of concrete on the first layer of concrete.

[0052] The above are preferred embodiments of the application, and are not intended to limit the protection scope of the application, so: equivalent changes made according to the structure, shape, principle of the application should be covered in the protection scope of the application.

Claims

1. A channel cast-in-place lining construction equipment, comprising a lining machine, the lining machine comprising a machine body (2) and a feed box (1) disposed on the machine body (2), characterized in that: The machine body (2) is provided with two first guide plates (22) and second guide plates (23) for guiding concrete from the feed box (1) into the channel. Two rolling rollers (3) are rotatably arranged between the first guide plates (22) and the second guide plates (23). The rolling rollers (3) are parallel to the side wall of the channel. The machine body (2) is provided with a drive assembly (4) for driving the rolling rollers (3) to rotate. A flat plate (24) for smoothing concrete is fixedly arranged at the tail end of the machine body (2). The machine body (2) is equipped with a cleaning component for cleaning concrete on the roller (3); The rolling roller (3) is fixedly provided with several sets of protrusions (31), each set of protrusions (31) including multiple protrusions (31) distributed along the circumference of the rolling roller (3); The cleaning component includes a scraper (5) for abutting against the roller (3). The bottom wall of the scraper (5) is provided with a clearance notch (51) for the protrusion (31) to pass through. Multiple clearance notches (51) are provided along the length direction of the scraper (5). A cleaning block (52) for cleaning the protrusion (31) is slidably provided in the clearance notch (51) along the length direction perpendicular to the scraper (5). A spring (523) is provided on the scraper (5) for driving the cleaning block (52) to slide closer to the roller (3).

2. The channel cast-in-place lining construction equipment according to claim 1, characterized in that: The scraper (5) has a groove (522) in the inner direction perpendicular to the length of the scraper (5). The groove (522) is connected to the clearance notch (51). The cleaning block (52) is slidably disposed in the groove (522). The spring (523) is disposed in the groove (522). One end of the spring (523) is fixedly connected to the cleaning block (52), and the other end is fixedly connected to the bottom wall of the groove (522).

3. The channel cast-in-place lining construction equipment according to claim 2, characterized in that: The scraper (5) is slidably mounted on the machine body (2), and the machine body (2) is provided with an elastic element for driving the scraper (5) to press against the roller (3).

4. The channel cast-in-place lining construction equipment according to claim 1, characterized in that: The rolling roller (3) is provided with mounting arms (62) at both ends. The rolling roller (3) is rotatably connected to the mounting arms (62). The mounting arms (62) are slidably mounted on the machine body (2) along an axis perpendicular to the rolling roller (3). The machine body (2) is provided with a fixing member for limiting the position of the mounting arms (62).

5. The channel cast-in-place lining construction equipment according to claim 4, characterized in that: A fixed arm (61) is fixedly installed on the machine body (2) along the axial direction perpendicular to the rolling roller (3). The mounting arm (62) is slidably inserted into the fixed arm (61). The side wall of the fixed arm (61) is provided with multiple through holes (611). The fixing member is a fixing bolt (612) inserted into the through hole (611). The side wall of the mounting arm (62) is provided with a fixing hole for threaded connection with the fixing bolt (612).

6. The channel cast-in-place lining construction equipment according to claim 1, characterized in that: The drive assembly (4) includes a drive motor (41), a first gear (42) and a second gear (43). The drive motor (41) is fixedly mounted on the machine body (2). The first gear (42) is fixedly mounted on the output shaft of the drive motor (41). The second gear (43) is coaxially fixedly mounted on one end of the rolling roller (3). The first gear (42) meshes with the second gear (43).

7. A construction method using the channel cast-in-place lining construction equipment as described in any one of claims 1-6, characterized in that: Includes the following steps: S1. Excavate the channel; S2. Lay guide rails on the ground on both sides of the channel and fix the position of the guide rails; S3. Place the lining machine into the channel and add concrete into the feed box (1); S4. Concrete is introduced into the side wall and bottom wall of the channel through the first guide plate (22) and the second guide plate (23). The first guide plate (22) first linings the channel with the first layer of concrete, and the concrete discharged by the second guide plate (23) forms the second layer of concrete in the channel. The drive assembly (4) drives the roller (3) to rotate. The roller (3) compacts the first layer of concrete, strengthening the bond strength between the concrete and the channel soil. Then, the concrete discharged by the second guide plate (23) forms a second layer of concrete on the first layer of concrete.

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