CN111979878A - Small-size area material concrete spreader - Google Patents

Abstract

The invention relates to a small concrete paver with material. The front end of the drive chassis carries and is fixed with a storage box for storing concrete, one end of the storage box extends out of the front of the drive chassis, and the storage box A discharge port is opened on the bottom surface of the front part, a filler device is provided on the bottom surface of the storage box and below the discharge port, and a paving device is provided on the front end surface of the storage box; Strip concrete paver is compact and can automatically fill during the paving process.

Description

A small concrete paver with material

technical field

The invention relates to the technical field of construction auxiliary equipment, in particular to a small concrete paver with material.

Background technique

Concrete paver is widely used in the construction industry. For example, the patent application publication number is CN108755348A and the patent document is a laser paver and its elevation setting method. A laser paver is described, including: The vehicle body and the laser marking instrument further include: small push rods arranged at the left and right ends of the front part of the vehicle body; a scraper is fixed on the lower part of the small push rod; the left and right ends of the scraper are respectively fixed with a transition A connecting piece, a laser marking instrument is arranged on the rear side of the transition connecting piece, a vertical rod is fixed on the upper part of each transition connecting piece, and a height-adjustable receiver is arranged on each vertical rod; the laser marking instrument emits A laser surface parallel to the horizontal plane to present a horizontal laser line on the target object projected by the laser surface;

The above-mentioned equipment is bulky and difficult to operate in a small residential building, and needs to manually fill the concrete with a cement rake or a shovel during the paving process.

SUMMARY OF THE INVENTION

The technical problem to be solved by the present invention is to use a small concrete paver with material. The new small concrete paver with material has a compact structure and can be filled automatically during the paving process.

In order to solve the above technical problems, the paver provided by the present invention includes a drive chassis, the front end of the drive chassis carries a storage box for storing concrete, and one end of the storage box extends out of the front of the drive chassis, A discharge port is provided on the bottom surface of the front part of the storage box, a filling device is provided on the bottom surface of the storage box and below the discharge port, and a spreading device is provided on the front end surface of the storage box .

Further, the packing device includes a first cover body with a funnel-shaped cross-section and a large mouth end facing downward, a first flange is provided at the top of the first cover body, and the first flange is fixed to the storage box by screws. On the bottom surface of the first cover body, an impeller is arranged at the bottom end of the first cover body and located in the large mouth end of the first cover body. The impeller includes a rotating shaft arranged between the left and right parts of the first cover body. There are a plurality of flat blades evenly distributed on the circumferential surface, the rear end surface of the first flange is provided with a drive motor which is driven and matched with one end of the rotating shaft, and the other end of the rotating shaft is provided with an encoder, which encodes The device is used to monitor the speed of the shaft;

A V-shaped groove is formed between the adjacent flat blades, and the concrete falls into each V-shaped groove in sequence from the port of the first flange, and the rotating impeller can sequentially discharge the concrete in the V-shaped groove downward.

Further, the packing device comprises a second cover body with a trapezoidal cross section and a small mouth end facing downwards, the top of the second cover body is provided with a second flange, and the second flange is fixed on the storage box by screws. On the bottom surface, the lower end of the rear of the second cover body is movably connected with a flap through hinges, the rear end of the second flange is movably connected with a small push rod, and the movable end of the small push rod is movably connected to the flap The outer side of the hinge is provided with an angle sensor, and the angle sensor is used to monitor the turning angle of the flap;

A feed opening is formed between the lower port of the second cover body and the inner side of the flap, and the movable end of the small push rod can be adjusted telescopically to drive the flap to rotate to adjust the size of the feed opening.

Further, the paving device includes a bracket fixed on the front end surface of the storage box, the top ends of the left and right ends of the bracket are movably connected with a push rod, and the lower end of the push rod is fixed with a scraper, the The left and right ends of the scraper are vertically provided with vertical rods, the vertical rods are provided with a laser receiver with adjustable height, and the rear side of the scraper is provided with a stacking detection sensor.

Further, the first and second fixed shafts that are parallel up and down are arranged between the left and right ends of the bracket, the front end of the paving device is provided with a leveling mechanism, and the leveling mechanism includes a vibration plate, and the leveling mechanism includes a vibration plate. The top surface of the middle part of the vibration plate is provided with a vibration motor, the left and right sides of the vibration plate are vertically provided with left and right uprights, and the top and middle of the left and right uprights are respectively movably connected with The first and second connecting plates, the other ends of the first and second connecting plates are respectively movably connected to the middle of the first and second fixed shafts, the first and second fixed shafts, the left and right uprights and the first and second fixed shafts. 1. The second connecting plate forms a parallelogram mechanism.

Further, the drive chassis includes a drive motor, a drive wheel, a universal wheel, a power supply, a chassis, and a handle, the top of the handle is provided with a control unit, and the control unit can receive the pressure signal transmitted by the stacking detection sensor, according to The pressure signal automatically controls the rotation speed of the impeller or the expansion and contraction of the movable end of the small push rod. The control unit can also receive the measurement signal transmitted by the laser receiver, and automatically control the movable end of the push rod to generate up and down displacement according to the measurement signal transmitted by the laser receiver. ;

The control unit also includes a button-type console, which can be manually manipulated to control the lower parts of the push rods at the left and right ends to move up and down.

Beneficial effects of the present invention: the new small concrete paver with material has a compact structure, and a storage box and a filling device are arranged on the paver, so that the paver can be automatically filled during the paving process, and a control device is set on the paver. The unit can realize the automatic control of the corresponding part of the paver.

Description of drawings

In order to clearly illustrate the innovative principles of the invention and its technical advantages over existing pavers, possible embodiments are explained below by means of the accompanying drawings, by way of non-limiting examples applying said principles. In the picture:

1 is a front view of a small-sized concrete paver with material provided by an embodiment of the present invention;

Fig. 2 is the perspective view of Fig. 1;

3 is a perspective view of the paving device;

4 is a perspective view of the paving device;

5 is a front view of the bracket;

6 is a perspective view of the drive chassis;

Figure 7 is a cross-sectional view of the packing device;

Fig. 8 is the perspective view of Fig. 7;

Figure 9 is a cross-sectional view of the packing device;

Fig. 10 is the perspective view of Fig. 9;

Figure 11 is a working schematic diagram of a new type of small concrete paver with material.

Detailed ways

As shown in Figures 1-10, the small concrete paver with material in this embodiment includes a drive chassis 1, the front end of the drive chassis 1 carries and fixed a storage box 2 for storing concrete, and one end of the storage box 2 is fixed. Extending out of the front of the drive chassis 1, a discharge port is provided on the bottom surface of the front of the storage box 2, and a filling device 3 is provided on the bottom surface of the storage box 2 and below the discharge port. A spreading device 4 is provided on the front end surface of the storage box 2 .

As shown in Figures 7-8, the packing device 3 includes a first cover 5 with a funnel-shaped cross-section and a large mouth facing downward. The top of the first cover 5 is provided with a first flange 6. The first flange 6. It is fixed on the bottom surface of the storage box 2 by screws. The bottom end of the first cover body 5 and located in the large mouth end of the first cover body 5 is provided with an impeller 9. The impeller 9 includes a The rotating shaft 7 between the left and right parts of the rotating shaft 7 is provided with a plurality of flat blades 8 evenly distributed on the circumferential surface of the rotating shaft 7, and the rear end surface of the first flange 6 is provided with the rotating shaft 7. One end of the drive motor 10 is driven and matched, and the other end of the rotating shaft 7 is provided with an encoder 11, and the encoder 11 is used to monitor the rotational speed of the rotating shaft;

V-shaped grooves are formed between the adjacent plate blades 8, and the concrete falls into each V-shaped groove sequentially from the port of the first flange 6, and the impeller 9 driven to rotate can sequentially discharge the concrete in the V-shaped groove downward.

The flat plate blade 8 can also be an arc-shaped blade. In this embodiment, the flat plate blade 8 is preferably a flat plate-shaped blade.

As shown in Fig. 9-10, the packing device 3 includes a second cover body 5-1 with a trapezoidal cross-section and a small mouth end facing downward. The top end of the second cover body 5-1 is provided with a second flange 6-1. The second flange 6-1 is fixed on the bottom surface of the storage box 2 by screws. The lower end 16 of the rear of the second cover 5-1 is movably connected to the flap 13 through two hinges 18. The rear end of the flange 6-1 is movably connected with a small push rod 14, the movable end of the small push rod 14 is movably connected to the outside of the flap 13, and one end of any hinge 18 is provided with an angle sensor 19, and the angle sensor 19 Used to monitor the flip angle of the flap 13;

A discharge port is formed between the lower port 17 of the second cover 5-1 and the inner side of the flap 13, and the movable end of the small push rod 14 can be adjusted by telescopic adjustment, which can drive the flap 13 to rotate to adjust the size of the discharge port. size.

As shown in FIG. 3-5 , the paving device 4 includes a bracket 30 fixed on the front end surface of the storage box 2 . The top ends of the left and right ends of the bracket 30 are movably connected with push rods 31 . The push rods 31 The lower end of the scraper 32 is fixed with a scraper 32, the left and right ends of the scraper 32 are vertically provided with vertical rods 33, and the vertical rod 33 is provided with a laser receiver 27 with adjustable height. A stacking detection sensor 26 is provided on the rear side.

The left and right ends of the bracket 30 are provided with first and second fixed shafts 42 and 42-1 which are parallel up and down. The front end of the paving device 4 is provided with a leveling mechanism 41. The leveling mechanism 41 It includes a vibration plate 43, a vibration motor 44 is arranged on the top surface of the middle of the vibration plate 43, and left and right uprights 45 and 45-1 are vertically arranged on the left and right sides of the vibration plate 43 respectively. There are first and second connecting plates 46 and 46-1 respectively movably connected between the top and middle of the right uprights 45 and 45-1, and the other ends of the first and second connecting plates 46 and 46-1 They are respectively movably connected to the first and second fixed shafts 42 and 42-1, the first and second fixed shafts 42 and 42-1, the left and right uprights 45 and 45-1 and the first and second connecting plates 46 and 46-1 form a parallelogram mechanism.

As shown in FIG. 6 , the drive chassis 1 includes a drive motor 21, a drive wheel 22, a universal wheel 23, a power supply 28, a chassis 24, and a handle 25. The top of the handle 25 is provided with a control unit K, and the control unit K can Receive the pressure signal transmitted by the stacking detection sensor 26, and automatically control the rotation speed of the impeller 9 or the expansion and contraction of the movable end of the small push rod 14 according to the pressure signal. The control unit K can also receive the measurement signal transmitted by the laser receiver 27. According to the laser The measurement signal transmitted by the receiver 27 automatically controls the movable end of the push rod 31 to move up and down;

The control unit K also includes a button-type console, which can be manually manipulated to control the lower part of the push rods 31 at the left and right ends to move up and down.

As shown in Figure 11, the working method of the small-sized concrete paver with material described in the above-mentioned embodiment 1 includes the following steps:

Step 1: Set up the laser leveler S on the concrete cushion H on the front side of the concrete laser paver. The laser leveler S is always on from the setting of the level of the paver to the subsequent work of the paver, and is placed The position remains unchanged, and the laser plane J emitted by the laser leveler S is parallel to the horizontal plane;

Step 2: Manually control the button-type console on the control unit K to set the level of the paver. After the level is set, the laser receivers 27 on the left and right ends are located at the height of the laser plane J. , the bottom of the scraper 32 is located on the paving reference plane A;

Step 3: Run the paver for paving work, and the paver continuously fills automatically during the paving process.

During the laying process, when the driving chassis 1 is disturbed and the laser receiver 27 is not at the height of the laser plane J, the laser receiver 27 transmits a measurement signal to the control unit K, and the control unit K automatically controls and adjusts the height of the squeegee 5 The laser receiver 27 is returned to the height position of the laser plane J, and the bottom of the scraper 5 is returned to the paving reference plane A again.

During the filling process, when there is too much or too little concrete piled on the rear side of the scraper 32, the pressure signal transmitted by the piled material detection sensor 26 is sent to the control unit K, and the control unit K automatically controls the rotation speed of the impeller 9 according to the pressure signal. The extension and retraction of the movable end of the push rod 14 makes the filling device 3 slow down or speed up the filling; the rotational speed signal monitored by the encoder 11 or the angle signal monitored by the angle sensor 19 is transmitted to the control unit K, so that the operator can See monitoring information.

The control unit K adopts a single-chip microcomputer or a PLC.

In the embodiment, the elevation setting method of the concrete paver is the elevation setting method of the prior art, and reference may be made to the patent document whose patent application publication number is CN108755348A and the patent name is a laser paver and its elevation setting method. Public elevation setting method.

The new type of small concrete paver with material has a compact structure. A storage box 2 and a filling device 3 are arranged on the paver, so that the paver can be filled automatically during the paving process. A control unit K is arranged on the paver, which can Realize the automatic control of the corresponding part of the paver.

The above is the preferred embodiment of the present invention, it should be pointed out that for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be It is regarded as the protection scope of the present invention.

Claims (6)

1. The utility model provides a small-size belted concrete paver, includes drive chassis (1), its characterized in that: the front end bearing of drive chassis (1) is fixed with storage case (2) that are used for depositing the concrete, the one end of storage case (2) extends the front portion of drive chassis (1), the discharge gate has been seted up on the anterior bottom surface of storage case (2), the below that just is located the discharge gate on the bottom surface of storage case (2) is equipped with filler device (3), be equipped with on the preceding terminal surface of storage case (2) and spread device (4).

2. The paving machine of claim 1, wherein: the packing device (3) comprises a first cover body (5) with a funnel-shaped section and a downward large opening end, a first flange (6) is arranged at the top end of the first cover body (5), the first flange (6) is fixed on the bottom surface of the storage box (2) through a screw, an impeller (9) is arranged at the bottom end of the first cover body (5) and is positioned at the large opening end of the first cover body (5), the impeller (9) comprises a rotating shaft (7) arranged between the left part and the right part of the first cover body (5), a plurality of flat blades (8) are uniformly distributed on the circumferential surface of the rotating shaft (7) along the circumference, a driving motor (10) in transmission fit with one end of the rotating shaft (7) is arranged on the rear end surface of the first flange (6), and an encoder (11) is arranged at the other end of the rotating shaft (7);

v-shaped grooves are formed between the inner sides of the adjacent flat blades (8), concrete falls into the V-shaped grooves from the port of the first flange (6) in sequence, and the impeller (9) which drives the blades to rotate can discharge the concrete in the V-shaped grooves downwards in sequence.

3. The paving machine of claim 1, wherein: the packing device (3) comprises a second cover body (5-1) with a trapezoidal section and a downward small end, a second flange (6-1) is arranged at the top end of the second cover body (5-1), the second flange (6-1) is fixed on the bottom surface of the storage box (2) through a screw, the bottom end (16) of the rear part of the second cover body (5-1) is movably connected with a turning plate (13) through a hinge (18), the rear end of the second flange (6-1) is movably connected with a small push rod (14), the movable end of the small push rod (14) is movably connected to the outer side of the turning plate (13), and an angle sensor (19) is arranged at one end of the hinge (18);

a feed opening is formed between the lower port (17) of the second cover body (5-1) and the inner side surface of the turning plate (13), and the movable end of the small push rod (14) is adjusted in a telescopic mode to drive the turning plate (13) to rotate so as to adjust the size of the feed opening.

4. The paver of claim 2 or 3, wherein: the spreading device (4) comprises a support (30) fixed on the front end face of the storage box (2), a push rod (31) is movably connected to the top end of the left end portion and the top end of the right end portion of the support (30), a scraper (32) is fixed to the lower end of the push rod (31), a vertical rod (33) is vertically arranged on the left end and the right end of the scraper (32), a height-adjustable laser receiver (27) is arranged on the vertical rod (33), and a stacking detection sensor (26) is arranged on the rear side face of the scraper (32).

5. The paving machine of claim 4, wherein: the paving device is characterized in that a first fixing shaft (42) and a second fixing shaft (42-1) which are parallel up and down are arranged between the left end portion and the right end portion of the support (30), a vibration leveling mechanism (41) is arranged at the front end of the paving device (4), the vibration leveling mechanism (41) comprises a vibration plate (43), a vibration motor (44) is arranged on the top surface of the middle portion of the vibration plate (43), the left side and the right side of the vibration plate (43) are respectively and vertically provided with a left upright post and a right upright post (45-1), a first connecting plate (46) and a second connecting plate (46-1) are respectively and movably connected between the tops and the middle portions of the left upright post and the right upright post (45-1), the other ends of the first connecting plate and the second connecting plate (46-1) are respectively and movably connected to the first fixing shaft (42) and the second fixing shaft (42-1), the first fixing shaft (42) and the, The right upright posts (45, 45-1) and the first and second connecting plates (46, 46-1) form a parallelogram mechanism.

6. The paving machine of claim 5, wherein: the driving chassis 1 comprises a driving motor (21), a driving wheel (22), a universal wheel (23), a power supply (28), a chassis (24) and a handle (25), wherein a control unit (K) is arranged at the top end of the handle (25), can receive a pressure signal transmitted by a stacking detection sensor (26), and automatically controls the rotating speed of an impeller (9) or the extension and retraction of a movable end of a small push rod (14) according to the pressure signal;

the control unit (K) can receive the measuring signal transmitted by the laser receiver (27), and automatically control the movable end of the push rod (31) to generate vertical displacement according to the measuring signal transmitted by the laser receiver (27);

the control unit (K) also comprises a button type control console which is manually operated and can control the lower part of the push rod (31) to generate vertical displacement.

Images