Wall polishing device for building construction

Abstract

The utility model relates to the technical field of wall polishing, and discloses a wall polishing device for building construction, which comprises a first rectangular cylinder, a rectangular plate, a long shaft motor, a first polishing disc, a rotating shaft, a second polishing disc, a second rectangular cylinder, a pipeline and a transmission part. In the using process, the long-shaft motor is controlled to work, and then the first grinding disc can be driven to rotate. Through the transmission part, the four-corner rotating shafts can be driven to rotate synchronously, and then the four-corner second grinding discs are driven to rotate synchronously. And finally, the first grinding disc and the four-corner second grinding discs rotate at the same time so as to grind the wall surface. And moreover, the first rectangular cylinder, the rectangular plate and the second rectangular cylinder are all designed to be rectangular, and meanwhile, the second polishing discs at the four corners are distributed in a rectangular shape, so that the wall corners of the indoor wall surface can be conveniently polished. And the polishing range is widened, only a small polishing blind area can be formed, and the subsequent manual polishing amount of workers is reduced.

Description

Technical Field

[0001] This application relates to the technical field of wall grinding, for example, to a wall grinding device for building construction. Background Art

[0002] A wall grinding device is disclosed in the related art (Publication No.: CN220427774U), which includes a bottom plate. A support rod is fixedly connected to the left side of the top end of the outer wall of the bottom plate. The top end of the support rod is rotatably connected to a robotic arm. The top end of the robotic arm is rotatably connected to a first telescopic rod. A second telescopic rod is arranged at the top end of the first telescopic rod. The left end of the second telescopic rod is fixedly connected to a motor. The output end of the motor is fixedly connected to a grinding disc. Grinding sheets are arranged on the left side of the outer wall of the grinding disc.

[0003] In the process of implementing the above embodiments, it is found that at least the following problems exist in the related art:

[0004] For this wall grinding device, through the design of the robotic arm, the first telescopic rod, the second telescopic rod and the motor, the grinding disc can be driven to perform linear motion and rotational motion. It does not require manual holding by workers, reducing physical consumption. However, since the grinding disc makes a circular grinding area after rotating under the drive of the motor, it is impossible to grind the corner of the inner wall of the house. A large ungrindable area will be formed, and subsequent workers still need to manually grind a large area of the corner.

[0005] It should be noted that the information disclosed in the above background art section is only used to enhance the understanding of the background of this application, and therefore may include information that does not constitute the prior art known to those of ordinary skill in the art. Summary of the Utility Model

[0006] To have a basic understanding of some aspects of the disclosed embodiments, a simple summary is given below. The summary is not a general review, nor is it intended to identify key / important constituent elements or delineate the protection scope of these embodiments, but rather serves as a preface to the subsequent detailed description.

[0007] The embodiments of the present disclosure provide a wall grinding device for building construction to improve the grinding range.

[0008] In some embodiments, the wall grinding device for building construction includes: a first rectangular cylinder with one end open and the other end sealed; a rectangular plate installed at the open end of the first rectangular cylinder; a long-axis motor installed on the outer wall of the first rectangular cylinder, and the rotating end of the long-axis motor rotatably penetrates through the center of the rectangular plate; a first grinding disc installed at the rotating end of the long-axis motor and located outside the first rectangular cylinder; rotating shafts respectively rotatably installed at the four corners of the rectangular plate, and the axes of the four rotating shafts are all parallel to the axis of the rotating end of the long-axis motor; second grinding discs respectively installed on the four rotating shafts, and the planes where the four second grinding discs are located coincide with the plane where the first grinding disc is located; a second rectangular cylinder installed on the rectangular plate and sleeved on the first grinding disc and the four second grinding discs, and both ends of the second rectangular cylinder are open; a pipeline penetrating through the first rectangular cylinder and the rectangular plate, one end of the pipeline is located inside the second rectangular cylinder, and the other end of the pipeline is connected to a suction device; a transmission member installed between the rotating end of the long-axis motor and the four rotating shafts for transmitting driving force; wherein, driven by the transmission member, the four rotating shafts rotate synchronously with the rotating end of the motor.

[0009] Optionally, the transmission member includes: a first belt pulley installed at the rotating end of the long-axis motor and located inside the first rectangular cylinder; second belt pulleys installed on two adjacent rotating shafts and both located inside the first rectangular cylinder; a first belt installed between the first belt pulley and the two adjacent second belt pulleys; wherein, supported by the first belt pulley and the two adjacent second belt pulleys, the first belt is triangular.

[0010] Optionally, the transmission member further includes: third belt pulleys installed on the other two rotating shafts and both located inside the first rectangular cylinder; a second belt installed between the first belt pulley and the other two third belt pulleys; wherein, supported by the first belt pulley and the other two third belt pulleys, the second belt is triangular.

[0011] Optionally, it further includes: a first sandpaper adhered to the first grinding disc for abutting against the wall surface.

[0012] Optionally, it further includes: second sandpapers respectively adhered to the four second grinding discs, all for abutting against the wall surface.

[0013] Optionally, it further includes: a first bearing seat installed at the center of the rectangular plate; a first bearing installed inside the first bearing seat; wherein, the rotating end of the long-axis motor is located inside the first bearing.

[0014] Optionally, it further includes: second bearing seats respectively installed at the four corners of the rectangular plate; second bearings respectively installed inside the second bearing seats at the four corners; wherein, the rotating shafts at the four corners are respectively installed inside the second bearings at the four corners.

[0015] Optionally, it further includes: stiff bristles installed at the port of the second rectangular cylinder for abutting against the wall surface.

[0016] Optionally, it further includes: a handle installed on the outer wall of the first rectangular cylinder for gripping.

[0017] A wall grinding device for building construction provided by an embodiment of the present disclosure can achieve the following technical effects:

[0018] A wall grinding device for building construction provided by an embodiment of the present disclosure includes a first rectangular cylinder, a rectangular plate, a long-axis motor, a first grinding disc, a rotating shaft, a second grinding disc, a second rectangular cylinder, a pipeline, and a transmission member. The first rectangular cylinder is a cylinder with one end open and the other end closed. The rectangular plate is installed at the open end of the first rectangular cylinder for sealing the open end of the first rectangular cylinder. The long-axis motor is installed on the outer wall of the first rectangular cylinder for realizing the rotational motion function. The rotating end of the long-axis motor rotatably penetrates through the center of the rectangular plate and can perform rotational motion relative to the rectangular plate. The first grinding disc is installed at the rotating end of the long-axis motor and is located outside the first rectangular cylinder, and performs rotational motion driven by the long-axis motor. The rotating shafts are respectively rotatably installed at the four corners of the rectangular plate, and the axes of the rotating shafts at the four corners are all parallel to the axis of the rotating end of the long-axis motor and can all perform rotational motion relative to the rectangular plate. The second grinding discs are respectively installed on the rotating shafts at the four corners and perform rotational motion driven by the rotating shafts at the four corners respectively. The planes where the second grinding discs are located at the four corners coincide with the plane where the first grinding disc is located, and jointly grind the wall surface. The second rectangular cylinder is installed on the rectangular plate and sleeved on the first grinding disc and the second grinding discs at the four corners. The second rectangular cylinder is a cylinder with both ends open and is used for collecting the dust generated during the grinding process. The pipeline penetrates through the first rectangular cylinder and the rectangular plate and is used for conveying the dust generated during the grinding process. One end of the pipeline is located inside the second rectangular cylinder, and the other end of the pipeline is connected to a suction device. During use, control the suction device to work, and through the pipeline, a negative pressure state can be generated inside the second rectangular cylinder, so as to continuously collect the powder generated during the grinding process. The transmission member is installed between the rotating end of the long-axis motor and the rotating shafts at the four corners for transmitting the driving force to make the rotating shafts at the four corners rotate synchronously with the rotating end of the motor.

[0019] A wall grinding device for building construction provided by an embodiment of the present disclosure. By controlling the long-axis motor to work, the first grinding disc can be driven to rotate. Through the transmission member, the four-corner rotating shafts can be driven to rotate synchronously, and then the four-corner second grinding discs can be driven to rotate synchronously. Finally, the first grinding disc and the four-corner second grinding discs rotate simultaneously to grind the wall surface. Moreover, since the first rectangular cylinder, the rectangular plate, and the second rectangular cylinder are all rectangularly designed, and the four-corner second grinding discs are rectangularly distributed, it is convenient to grind the corners of the inner wall of the house. The grinding range is increased, only a smaller grinding blind area will be formed, and the subsequent manual grinding amount of the workers is reduced.

[0020] The above general description and the following description are only exemplary and explanatory and are not used to limit the present application. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] One or more embodiments are exemplarily illustrated by the corresponding drawings. These exemplary illustrations and the drawings do not constitute a limitation on the embodiments. Elements with the same reference numerals in the drawings are regarded as similar elements. The drawings do not constitute a scale limitation, and among them:

[0022] Figure 1 is a schematic cross-sectional structure diagram of a wall grinding device for building construction provided by an embodiment of the present disclosure;

[0023] Figure 2 is Figure 1 an enlarged structural diagram of part A in

[0024] Figure 3 is Figure 1 an enlarged structural diagram of part B in

[0025] Figure 4 is a schematic front view structure diagram of a wall grinding device for building construction provided by an embodiment of the present disclosure.

[0026] REFERENCE SIGNS:

[0027] 1: First rectangular cylinder; 2: Rectangular plate; 3: Long-axis motor; 4: First grinding disc; 5: Rotating shaft; 6: Second grinding disc; 7: Second rectangular cylinder; 8: Pipeline; 9: First belt; 10: Second belt; 11: First sandpaper; 12: Second sandpaper; 13: First bearing seat; 14: Second bearing seat; 15: Stiff hair; 16: Handle. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0028] In order to understand the features and technical content of the embodiments of the present disclosure in more detail, the implementation of the embodiments of the present disclosure will be described in detail below with reference to the accompanying drawings. The accompanying drawings are for reference and illustration only and are not intended to limit the embodiments of the present disclosure. In the following technical description, for the sake of explanation, numerous details are provided to give a thorough understanding of the disclosed embodiments. However, one or more embodiments may still be implemented without these details. In other cases, well-known structures and devices may be shown in a simplified manner to simplify the drawings.

[0029] In the description of the embodiments of the present disclosure, the terms "first", "second", etc. in the specification, claims and the above-mentioned drawings are used to distinguish similar objects and do not necessarily describe a specific order or sequence. It should be understood that such data may be interchanged under appropriate circumstances so as to implement the embodiments of the present disclosure described herein. In addition, the terms "comprising" and "having" and any variations thereof are intended to cover non-exclusive inclusion.

[0030] In the embodiments of the present disclosure, the orientation or positional relationship indicated by the terms "upper", "lower", "inner", "middle", "outer", "front", "rear", etc. is based on the orientation or positional relationship shown in the drawings. These terms are mainly used to better describe the embodiments of the present disclosure and their implementations, and are not intended to limit that the indicated devices, elements or components must have a specific orientation or be constructed and operated in a specific orientation. Moreover, in addition to being able to represent the orientation or positional relationship, some of the above terms may also be used to represent other meanings. For example, the term "upper" may also be used to represent a certain attachment relationship or connection relationship in some cases. For those of ordinary skill in the art, the specific meanings of these terms in the embodiments of the present disclosure can be understood according to specific circumstances.

[0031] In addition, the terms "arranged", "connected", "fixed" should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral structure; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or there is internal communication between two devices, elements or components. For those of ordinary skill in the art, the specific meanings of the above terms in the embodiments of the present disclosure can be understood according to specific circumstances.

[0032] Unless otherwise specified, the term "plurality" means two or more.

[0033] In the embodiments of the present disclosure, the character " / " indicates that the objects before and after are in an "or" relationship. For example, A / B means: A or B.

[0034] The term "and / or" is a description of the association relationship of an object, indicating that there can be three relationships. For example, A and / or B means: A or B, or, A and B these three relationships.

[0035] It should be noted that, without conflict, the embodiments in the present disclosure and the features in the embodiments may be combined with each other.

[0036] Combined with Figures 1 to 4 As shown, the embodiment of the present disclosure provides a wall grinding device for building construction, including a first rectangular cylinder 1, a rectangular plate 2, a long-axis motor 3, a first grinding disc 4, a rotating shaft 5, a second grinding disc 6, a second rectangular cylinder 7, a pipeline 8 and a transmission member. The first rectangular cylinder 1 is a cylinder with one end open and the other end closed. The rectangular plate 2 is installed at the open end of the first rectangular cylinder 1 for sealing the open end of the first rectangular cylinder 1. The long-axis motor 3 is installed on the outer wall of the first rectangular cylinder 1 for realizing the rotational motion function. The rotating end of the long-axis motor 3 is rotatably inserted through the center of the rectangular plate 2 and can perform rotational motion relative to the rectangular plate 2. The first grinding disc 4 is installed at the rotating end of the long-axis motor 3 and is located outside the first rectangular cylinder 1, and performs rotational motion driven by the long-axis motor 3. The rotating shafts 5 are respectively rotatably installed at the four corners of the rectangular plate 2, and the axes of the four-corner rotating shafts 5 are all parallel to the axis of the rotating end of the long-axis motor 3, and can all perform rotational motion relative to the rectangular plate 2. The second grinding discs 6 are respectively installed on the four-corner rotating shafts 5 and perform rotational motion driven by the four-corner rotating shafts 5 respectively. The planes where the four-corner second grinding discs 6 are located coincide with the plane where the first grinding disc 4 is located, and jointly grind the wall surface. The second rectangular cylinder 7 is installed on the rectangular plate 2 and sleeved on the first grinding disc 4 and the four-corner second grinding discs 6. The second rectangular cylinder 7 is a cylinder with both ends open, and is used for collecting the dust generated during the grinding process. The pipeline 8 is inserted through the first rectangular cylinder 1 and the rectangular plate 2 and is used for conveying the dust generated during the grinding process. One end of the pipeline 8 is located inside the second rectangular cylinder 7, and the other end of the pipeline 8 is connected to a suction device. During use, by controlling the suction device to work, through the pipeline 8, a negative pressure state can be generated inside the second rectangular cylinder 7, so as to continuously collect the powder generated during the grinding process. The transmission member is installed between the rotating end of the long-axis motor 3 and the four-corner rotating shafts 5 for transmitting the driving force, so that the four-corner rotating shafts 5 rotate synchronously with the rotating end of the motor.

[0037] For the wall grinding device for building construction provided by the embodiment of the present disclosure, by controlling the long-axis motor 3 to work, the first grinding disc 4 can be driven to perform rotational motion. Through the transmission member, the four-corner rotating shafts 5 can be driven to rotate synchronously, and then the four-corner second grinding discs 6 can be driven to rotate synchronously. Finally, the first grinding disc 4 and the four-corner second grinding discs 6 rotate simultaneously to grind the wall surface. And, since the first rectangular cylinder 1, the rectangular plate 2 and the second rectangular cylinder 7 are all rectangularly designed, and at the same time the four-corner second grinding discs 6 are rectangularly distributed, it is convenient to grind the corners of the inner wall of the house. The grinding range is increased, only a smaller grinding blind area will be formed, and the subsequent manual grinding amount of the workers is reduced.

[0038] Optionally, in combination with Figure 1 and Figure 2 As shown, the transmission member includes a first pulley, a second pulley, and a first belt 9. The first pulley is mounted on the rotating end of the long-axis motor 3 and is located inside the first rectangular cylinder 1. The second pulley is mounted on the adjacent two corner rotating shafts 5 and is located inside the first rectangular cylinder 1. The first belt 9 is mounted between the first pulley and the adjacent two corner second pulleys. Among them, supported by the first pulley and the adjacent two corner second pulleys, the first belt 9 is triangular in shape.

[0039] In the embodiment of the present disclosure, the transmission member includes a first pulley, a second pulley, and a first belt 9 for transmitting driving force. During use, by controlling the long-axis motor 3 to work, the first pulley can be driven to rotate. Through the first belt 9, the adjacent two corner second pulleys can be driven to rotate. Further, the adjacent two corner rotating shafts 5 can be driven to rotate, and finally the adjacent two corner second grinding discs 6 and the first grinding disc 4 can be driven to rotate simultaneously. And, since the first belt 9 is triangular in shape supported by the first pulley and the adjacent two corner second pulleys, sufficient wrap angle on the pulley can be ensured, thus ensuring the transmission effect.

[0040] Optionally, in combination with Figure 1 and Figure 2 As shown, the transmission member further includes a third pulley and a second belt 10. The third pulley is mounted on the remaining two corner rotating shafts 5 and is located inside the first rectangular cylinder 1. The second belt 10 is mounted between the first pulley and the remaining two corner third pulleys. Among them, supported by the first pulley and the remaining two corner third pulleys, the second belt 10 is triangular in shape.

[0041] In the embodiment of the present disclosure, the transmission member further includes a third pulley and a second belt 10 for transmitting driving force. During use, by controlling the long-axis motor 3 to work, the first pulley can be driven to rotate. Through the second belt 10, the remaining two corner third pulleys can be driven to rotate. Further, the remaining two corner rotating shafts 5 can be driven to rotate, and finally the remaining two corner second grinding discs 6 and the first grinding disc 4 can be driven to rotate simultaneously, realizing the function of the four corner second grinding discs 6 and the first grinding disc 4 rotating simultaneously. And, since the second belt 10 is triangular in shape supported by the first pulley and the remaining two corner third pulleys, sufficient wrap angle on the pulley can be ensured, thus ensuring the transmission effect.

[0042] Optionally, in combination with Figure 1 and Figure 3 As shown, it further includes a first sandpaper 11. The first sandpaper 11 is adhered to the first grinding disc 4 and is used to abut against the wall surface.

[0043] In the embodiment of the present disclosure, it further includes a first sandpaper 11 adhered to the first grinding disc 4. The first sandpaper 11 is used to abut against the wall surface to improve the grinding effect of the wall surface.

[0044] Optionally, in combination with Figure 1 and Figure 3 as shown, it further includes a second sandpaper 12. The second sandpaper 12 is respectively adhered to the second grinding discs 6 at the four corners, and is used to abut against the wall surface.

[0045] In the embodiment of the present disclosure, it further includes a second sandpaper 12 respectively adhered to the second grinding discs 6 at the four corners. The second sandpapers 12 at the four corners are all used to abut against the wall surface to improve the grinding effect of the wall surface.

[0046] Optionally, in combination with Figure 1 as shown, it further includes a first bearing seat 13 and a first bearing. The first bearing seat 13 is installed at the center of the rectangular plate 2. The first bearing is installed inside the first bearing seat. Among them, the rotating end of the long-axis motor 3 is located inside the first bearing.

[0047] In the embodiment of the present disclosure, it further includes a first bearing seat 13 installed at the center of the rectangular plate 2 and a first bearing installed inside the first bearing seat. The first bearing is used to support the rotating end of the long-axis motor 3, reduce the axial force and radial force received by the rotating end of the long-axis motor 3, and thus extend the service life of the long-axis motor 3.

[0048] Optionally, in combination with Figure 1 as shown, it further includes a second bearing seat 14 and a second bearing. The second bearing seats 14 are respectively installed at the four corners of the rectangular plate 2. The second bearings are respectively installed inside the second bearing seats 14 at the four corners. Among them, the rotating shafts 5 at the four corners are respectively installed inside the second bearings at the four corners.

[0049] In the embodiment of the present disclosure, it further includes second bearing seats 14 respectively installed at the four corners of the rectangular plate 2 and second bearings respectively installed inside the second bearing seats 14 at the four corners. The second bearings at the four corners are respectively used to support and install the rotatable rotating shafts 5 at the four corners, reduce the friction received by the rotating shafts 5 at the four corners, and improve the rotational accuracy of the rotating shafts 5 at the four corners.

[0050] Optionally, in combination with Figures 1 to 4 as shown, it further includes stiff bristles 15. The stiff bristles 15 are installed at the port of the second rectangular cylinder 7 and are used to abut against the wall surface.

[0051] In the embodiment of the present disclosure, it further includes stiff bristles 15 installed at the port of the second rectangular cylinder 7. The stiff bristles 15 are used to abut against the wall surface to prevent dust from escaping from the gap between the second rectangular cylinder 7 and the wall surface.

[0052] Optionally, in combination with Figure 1 and Figure 4 as shown, it further includes a handle 16. The handle 16 is installed on the outer wall of the first rectangular cylinder 1 and is used for holding.

[0053] In an embodiment of the present disclosure, it further includes a handle 16 installed on the outer wall of the first rectangular cylinder 1. The handle 16 is for gripping to facilitate manual operation of the entire device.

[0054] The above description and the drawings fully illustrate the embodiments of the present disclosure so that those skilled in the art can practice them. Other embodiments may include structural and other changes. The embodiments only represent possible variations. Unless explicitly required, the individual components and functions are optional, and the order of operations can vary. Parts and features of some embodiments may be included in or replace parts and features of other embodiments. The embodiments of the present disclosure are not limited to the structures already described and shown in the drawings, and various modifications and changes can be made without departing from its scope. The scope of the present disclosure is only limited by the appended claims.

Claims

1. A wall grinding device for construction, characterized in that: include: A first rectangular tube, one end of which is open and the other end is closed; A rectangular plate mounted on the open end of the first rectangular tube; A long-axis motor is installed on the outer wall of the first rectangular tube, and the rotating end of the long-axis motor is rotatably arranged in the center of the rectangular plate; A first grinding disc is mounted on the rotating end of the long-axis motor and is located outside the first rectangular cylinder; Rotating shafts are rotatably mounted at the four corners of the rectangular plate, and the axes of the rotating shafts at the four corners are parallel to the axis of the rotating end of the long-axis motor; The second grinding discs are respectively installed on the rotating shafts at the four corners, and the planes where the second grinding discs at the four corners are located coincide with the planes where the first grinding discs are located; A second rectangular tube is installed on the rectangular plate and sleeved on the first grinding disc and the second grinding discs at the four corners, and both ends of the second rectangular tube are open; A pipe is provided through the first rectangular tube and the rectangular plate, one end of the pipe is located inside the second rectangular tube, and the other end of the pipe is connected to a suction device; Transmission components are installed between the rotating end of the long-axis motor and the rotating shafts at the four corners to transmit driving force; Wherein, driven by the transmission member, the rotating shafts at the four corners rotate synchronously with the rotating end of the motor.

2. A wall grinding device for construction according to claim 1, characterized in that: The transmission member comprises: A first pulley is mounted on the rotating end of the long-axis motor and is located inside the first rectangular tube; A second pulley is installed on the rotating shafts at two adjacent corners and is located inside the first rectangular tube; A first belt is installed between the first pulley and the second pulleys at two adjacent corners; Wherein, supported by the first pulley and the second pulleys at two adjacent corners, the first belt is in a triangle shape.

3. A wall grinding device for construction according to claim 2, characterized in that: The transmission member also includes: A third pulley is installed on the rotating shafts at the other two corners and is located inside the first rectangular tube; A second belt is installed between the first pulley and the third pulleys at the other two corners; Wherein, supported by the first pulley and the third pulleys at the other two corners, the second belt is in a triangular shape.

4. A wall grinding device for construction according to claim 1, characterized in that: Also includes: The first sandpaper is adhered to the first sanding disc and is used to abut against the wall surface.

5. A wall grinding device for construction according to claim 1, characterized in that: Also includes: The second sandpaper is adhered to the second grinding discs at the four corners, and are used to abut against the wall.

6. A wall grinding device for construction according to any one of claims 1 to 5, characterized in that: Also includes: A first bearing seat, mounted at the center of the rectangular plate; A first bearing, mounted inside the first bearing; Wherein, the rotating end of the long-axis motor is located inside the first bearing.

7. A wall grinding device for construction according to any one of claims 1 to 5, characterized in that: Also includes: The second bearing seats are respectively installed at the four corners of the rectangular plate; Second bearings are installed inside the second bearing seats at the four corners respectively; Wherein, the rotating shafts at the four corners are respectively installed inside the second bearings at the four corners.

8. A wall grinding device for construction according to any one of claims 1 to 5, characterized in that: Also includes: The bristles are installed at the end of the second rectangular tube and are used to abut against the wall.

9. A wall grinding device for construction according to any one of claims 1 to 5, characterized in that: Also includes: A handle is installed on the outer wall of the first rectangular tube for holding.

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