A cement road surface grinder

Abstract

The present application provides a cement pavement grinder, including a base, a power device arranged on the base, a grinding device and a dust suction device, the dust cover includes an annular cover body, an annular slide groove is arranged in the cover body, an annular plate is rotatably slidable in the annular slide groove, the outer wall of the cover body is symmetrically provided with through arc grooves, the annular plate is symmetrically provided with dust suction nozzles, two dust suction nozzles are correspondingly arranged in the two arc grooves, the pipeline assembly includes a main pipeline and two auxiliary pipelines, one end of the two auxiliary pipelines is respectively connected to the two dust suction nozzles, and the other end is connected to the main pipeline, and the other end of the main pipeline is connected to the dust suction device. Through clever mechanical design, two dust suction nozzles for dust suction are provided, and the two dust suction nozzles are movable, so that the dust suction work can be carried out more quickly and efficiently, making the dust suction work more reasonable and the efficiency of the grinding work more efficient.

Description

[Technical field]

[0001] The present application relates to the technical field of road maintenance equipment, and in particular to a grinder for cement pavement. [Background technology]

[0002] During the construction and maintenance of cement road pavement, the cement road pavement needs to be polished and smoothed, and a cement road pavement polisher is needed for polishing.

[0003] The existing cement pavement grinders are generally simple in structure and have poor dust collection and dust prevention effects. The grinder has a dust cover on the grinding disc of the grinder, and then the dust collector and the dust cover are connected through a dust suction pipe for dust collection. However, the dust suction port of the dust suction pipe is fixed, and the dust cover is large, so the dust collection effect is poor. Therefore, it is necessary to design a cement pavement grinder with good dust collection effect. [Summary of the invention]

[0004] The purpose of the present application is to provide a cement pavement sander, which can perform dust collection more quickly and efficiently while sanding the pavement, so that the dust collection work is more reasonable and the sanding work is more efficient.

[0005] This application is implemented through the following technical solutions:

[0006] The grinding device is arranged on the lower end of the fixed plate, and a dust collecting device is arranged outside the grinding device. The power device is used to drive the grinding device to rotate. The dust collecting device is connected with the dust collecting device through a pipeline assembly. The dust collecting device comprises an annular cover body, an annular slide groove is arranged in the cover body, and an annular plate is rotatably and slidably arranged in the annular slide groove. The outer wall of the cover body is symmetrically provided with a through arc groove, and a dust collecting nozzle is symmetrically arranged on the annular plate, and the two dust collecting nozzles are correspondingly arranged in the two arc grooves. The pipeline assembly comprises a main pipeline and two auxiliary pipelines, one end of the two auxiliary pipelines is respectively connected with the two dust collecting nozzles, and the other end is connected with the main pipeline. The other end of the main pipeline is connected with the dust collecting device, and a driving device that can drive the annular plate to rotate is also provided on the fixed plate.

[0007] In the cement pavement grinder as described above, the driving device includes an extended flange arranged on one side of the annular plate, the extended flange is arranged in an arc-shaped through groove on one side, and a semi-arc gear is arranged on the outer end, a servo motor is arranged on the fixed plate, and a gear that can mesh with the semi-arc gear is arranged on the output shaft of the servo motor.

[0008] In the cement pavement grinder as described above, limit switches are provided at both ends of the arc-shaped through groove.

[0009] In the cement pavement grinder as described above, a soft rubber retaining ring is arranged at the lower end of the cover body.

[0010] In the cement pavement grinder as described above, the power device comprises a motor arranged on a base, a belt transmission mechanism is arranged in the base, and the belt transmission mechanism is connected to the grinding device.

[0011] In the cement pavement grinder as described above, the grinding device comprises a rotating shaft mounted on a fixed disk, the upper end of the rotating shaft is connected to a belt transmission mechanism, and the lower end is provided with a grinding disk.

[0012] In the cement pavement grinder as described above, the dust collecting device at least comprises a dust collecting box and a dust collecting fan, and a roller is arranged at the lower end of the dust collecting box.

[0013] In the cement pavement grinder as described above, a handle assembly is arranged on the dust collecting box, and an electric control box is arranged on the handle assembly.

[0014] In the cement pavement grinder as described above, the handle assembly includes fixed rods respectively arranged on both sides of the dust box and movable rods movably mounted on the fixed rods, a handle rod is connected between the two movable rods, and the electric control box is fixedly arranged between the two movable rods.

[0015] In the cement pavement grinder as described above, a fixing bolt is threadedly connected to the outer side of the movable rod, and the threaded end of the fixing bolt can be tightened on the fixing rod.

[0016] Compared with the prior art, the present application has the following advantages: through ingenious mechanical design, two vacuum nozzles are provided for vacuuming, and the two vacuum nozzles are movable, so that vacuuming can be performed more quickly and efficiently, making the vacuuming work more reasonable and the polishing work more efficient.

Brief Description of the Drawings

[0017] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0018] Figure 1 It is a three-dimensional schematic diagram of this application.

[0019] Figure 2This is a top view of the dust cover of the present application.

[0020] Figure 3 For this application Figure 2 Schematic cross-sectional view of .

[0021] Figure 4 This is a schematic diagram of the exploded view of the dust cover of this application.

[0022] Figure 5 It is a partial cross-sectional schematic diagram of the present application. [Specific implementation method]

[0023] In order to make the technical problems, technical solutions and beneficial effects solved by the present application more clearly understood, the present application is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and are not used to limit the present application.

[0024] like Figures 1 to 5 As shown, the embodiment of the present application proposes a cement pavement grinder, including a base 1, a power device arranged on the base 1, a grinding device and a dust suction device, a fixed disk 2 is provided at the lower side of the front end of the base 1, the grinding device is arranged at the lower end of the fixed disk 2, and a dust cover 3 is provided outside the grinding device, the power device is used to drive the grinding device to rotate, the dust suction device is connected to the dust cover 3 through a pipeline assembly, the dust cover 3 includes an annular cover body 4, an annular slide groove 5 is provided in the cover body 4, and the annular An annular plate 6 is rotatably and slideably arranged in the slide groove 5, and an outer wall of the cover body 4 is symmetrically provided with a through arc-shaped through groove 7. Dust suction nozzles 8 are symmetrically arranged on the annular plate 6, and two dust suction nozzles 8 are correspondingly arranged in the two arc-shaped through grooves 7. The pipeline assembly includes a main pipeline 9 and two auxiliary pipelines 10, one end of the two auxiliary pipelines 10 is respectively connected with the two dust suction nozzles 8, and the other end is connected with the main pipeline 9. The other end of the main pipeline 9 is connected to the dust suction device, and a driving device that can drive the annular plate 6 to rotate is also provided on the fixed plate 2.

[0025] The driving device can drive the annular plate 6 to rotate back and forth in the annular groove 5, so that the dust suction nozzles 8 on both sides follow the reciprocating movement of the annular plate 6, so that the dust suction work can be performed more quickly and efficiently, making the dust suction work more reasonable and the grinding work more efficient.

[0026] In addition, through the clever design, the two vacuum nozzles 8 can be driven to move without holes, so that dust will not be blown out, which greatly improves the vacuuming effect.

[0027] In this embodiment, the driving device includes an extended flange 21 arranged on one side of the annular plate 6, the extended flange 21 is arranged in the arc-shaped through groove 7 on one side, and a semi-arc gear 22 is arranged at the outer end, and a servo motor 23 is arranged on the fixed plate 2, and a gear 24 that can mesh with the semi-arc gear 22 is provided on the output shaft of the servo motor 23; when working, the servo motor 23 drives the gear 24 to rotate, and the gear 24 meshes with the semi-arc gear 22, thereby driving the annular plate 6 to rotate, thereby realizing the movement of the dust nozzle 8.

[0028] Furthermore, limit switches 31 are provided at both ends of the arc-shaped through groove 7, and the limit switch 31 is electrically connected to the servo motor 23 for driving the servo motor 23 to reverse. During operation, the annular plate 6 drives the dust nozzle 8 to move. When the dust nozzle 8 moves to the end of the arc-shaped through groove 7 and touches the limit switch 31, the servo motor 23 reverses, so that the annular plate 6 drives the dust nozzle 8 to move in the opposite direction.

[0029] In this embodiment, a soft rubber baffle ring 41 is provided at the lower end of the cover body 4. The soft rubber baffle ring 41 is in contact with the ground to further prevent dust from being blown out and improve the dust suction and dust prevention effects.

[0030] In this embodiment, the power device includes a motor 51 disposed on the base 1. A belt transmission mechanism 52 is disposed in the base 1. The belt transmission mechanism 52 is connected to the grinding device.

[0031] The grinding device includes a rotating shaft 60 installed on the fixed plate 2. The upper end of the rotating shaft 60 is connected to the belt transmission mechanism 52, and the lower end is provided with a grinding plate 61.

[0032] The dust collecting device at least includes a dust collecting box 71 and a dust collecting fan 72 . A roller 73 is disposed at the lower end of the dust collecting box 71 .

[0033] It should be noted that the power device, grinding device and dust collection device in this embodiment are all conventional designs in the art, and therefore will not be described in detail one by one.

[0034] In this embodiment, a handle assembly is provided on the dust box 71, and an electric control box 81 is provided on the handle assembly.

[0035] Furthermore, the handle assembly includes fixed rods 91 respectively arranged on both sides of the dust box 71 and movable rods 92 movably mounted on the fixed rods 91, a handle rod 93 is connected between the two movable rods 92, and the electric control box 81 is fixedly arranged between the two movable rods 92, and a fixing bolt 100 is threadedly connected to the outer side of the movable rod 92, and the threaded end of the fixing bolt 100 can be tightened on the fixed rod 91, so that the movable rod 92 can slide relative to the fixed rod 91, thereby adjusting the position of the handle rod 93 for easy use by the operator.

[0036] It should be understood that the terms "first", "second", etc. are used in this application to describe various information, but this information should not be limited to these terms, and these terms are only used to distinguish the same type of information from each other. For example, without departing from the scope of this application, the "first" information may also be referred to as the "second" information, and similarly, the "second" information may also be referred to as the "first" information. In addition, the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside", etc. 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 this application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on this application.

[0037] As described above, one or more implementation methods are provided in combination with specific contents, and the specific implementation of this application is not limited to these descriptions. Any similarity or similarity with the method, structure, etc. of this application, or some technical deductions or replacements made based on the concept of this application should be considered as the protection scope of this application.

Claims

1. A cement pavement sander, comprising a base (1), a power device arranged on the base (1), a sanding device and a dust collecting device, wherein a fixed plate (2) is arranged at the lower side of the front end of the base (1), the sanding device is arranged at the lower end of the fixed plate (2), and a dust cover (3) is arranged outside the sanding device, the power device is used to drive the sanding device to rotate, and the dust collecting device is connected to the dust cover (3) through a pipeline assembly, characterized in that: The dust cover (3) comprises an annular cover body (4), an annular groove (5) is arranged in the cover body (4), an annular plate (6) is rotatably slidable in the annular groove (5), the outer wall of the cover body (4) is symmetrically provided with through arc-shaped through grooves (7), dust suction nozzles (8) are symmetrically arranged on the annular plate (6), and two dust suction nozzles (8) are respectively arranged in the two arc-shaped through grooves (7), the pipeline assembly comprises a main pipeline (9) and two auxiliary pipelines (10), one end of the two auxiliary pipelines (10) is respectively connected to the two dust suction nozzles (8), and the other end is connected to the main pipeline (9), and the other end of the main pipeline (9) is connected to the dust suction device, and a driving device capable of driving the annular plate (6) to rotate is also provided on the fixed plate (2).

2. A cement pavement grinder according to claim 1, characterized in that: The driving device comprises an extended flange (21) arranged on one side of the annular plate (6), the extended flange (21) being arranged in an arc-shaped through groove (7) on one side thereof, and a semi-arc gear (22) being arranged at the outer end thereof, a servo motor (23) being arranged on the fixed plate (2), and a gear (24) capable of meshing with the semi-arc gear (22) being arranged on the output shaft of the servo motor (23).

3. A cement pavement grinder according to claim 2, characterized in that: Limit switches (31) are provided at both ends of the arc-shaped through slot (7).

4. A cement pavement grinder according to claim 2, characterized in that: A soft rubber retaining ring (41) is provided at the lower end of the cover body (4).

5. A cement pavement grinder according to claim 1, characterized in that: The power device comprises a motor (51) arranged on a base (1), a belt transmission mechanism (52) is arranged inside the base (1), and the belt transmission mechanism (52) is connected to the grinding device.

6. A cement pavement grinder according to claim 5, characterized in that: The grinding device comprises a rotating shaft (60) mounted on a fixed disk (2); the upper end of the rotating shaft (60) is connected to a belt transmission mechanism (52), and the lower end is provided with a grinding disk (61).

7. A cement pavement grinder according to claim 1, characterized in that: The dust collecting device at least comprises a dust collecting box (71) and a dust collecting fan (72), and a roller (73) is arranged at the lower end of the dust collecting box (71).

8. A cement pavement grinder according to claim 7, characterized in that: A handle assembly is arranged on the dust collecting box (71), and an electric control box (81) is arranged on the handle assembly.

9. A cement pavement grinder according to claim 8, characterized in that: The handle assembly comprises fixed rods (91) respectively arranged on both sides of the dust box (71) and movable rods (92) movably sleeved on the fixed rods (91); a handle rod (93) is connected between the two movable rods (92); and the electric control box (81) is fixedly arranged between the two movable rods (92).

10. A cement pavement grinder according to claim 9, characterized in that: A fixing bolt (100) is threadedly connected to the outer side of the movable rod (92), and the threaded end of the fixing bolt (100) can be tightened on the fixing rod (91).

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