Floor maintenance robot
By designing floor maintenance robots, using the technology of automatic grinding and mixed abrasives, the problem of low manual operation efficiency is solved, automatic grinding and polishing is realized, labor costs are reduced, and efficient maintenance is suitable for large places.
Patent Information
- Application Number
- CN202420552001.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-21
- Publication Date
- 2024-12-17
- Estimated Expiration
- 2034-03-21
AI Technical Summary
In the prior art, floor maintenance mainly relies on manual operations, resulting in low maintenance efficiency and high cost, especially in large places, it requires a large number of workers to meet the needs.
A floor maintenance robot is designed, using a walking device, a mixing pumping device and a grinding device to realize automatic grinding and polishing, and automatic grinding and polishing are achieved through self-propelled and automatic mixing of abrasive agent and water.
Automatic polishing is realized, floor maintenance efficiency is improved, manual operation is reduced, labor costs are reduced, and large-scale polishing operations are completed by only 1 to 2 workers.
Smart Images
Figure CN222177006U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to a floor maintenance robot. Background Art
[0002] Floors are made of materials such as marble, granite, artificial stone, inorganic terrazzo, and ceramic tiles. Floors will wear out during use, so regular maintenance is required to maintain their original color and gloss.
[0003] In the prior art, floor maintenance mainly relies on manual labor, which involves polishing and grinding the floor with the help of grinding equipment. A skilled worker can only complete the maintenance of 50 to 80 square meters of floor in 8 hours a day. For larger places such as shopping malls and office buildings, a large number of workers are needed to meet the maintenance requirements, resulting in higher maintenance costs.
[0004] To this end, we conducted research and development based on the existing sweeping robots and designed a floor maintenance robot that can perform automatic grinding and improve floor maintenance efficiency. Utility Model Content
[0005] The technical problem to be solved by the utility model is to provide a floor maintenance robot which can realize automatic grinding processing and improve the floor maintenance efficiency.
[0006] The utility model is realized by the following technical solutions:
[0007] A floor maintenance robot comprises a walking device and a box body detachably mounted on the top of the walking device, a mixing pumping device is arranged inside the box body, a material box structure for supplying abrasive and water is detachably matched on the rear side of the box body, a battery compartment is detachably mounted on the front side of the box body, a plurality of groups of storage batteries are arranged in the battery compartment, a circuit compartment is arranged in the box body, a circuit board is installed in the circuit compartment, the circuit board is connected to the storage batteries, a control panel connected to the circuit board is installed on the top of the box body, a driving motor is installed inside the box body, a frame plate is installed at the front end of the box body, a grinding device is rotatably mounted by the frame plate, a transmission unit is matched between the driving motor and the grinding device, the driving motor and the mixing pumping device are both connected to the circuit board, and the mixing pumping device is connected between the material box structure and the grinding device.
[0008] Preferably, the material box structure includes a material box, a right-angle groove that fits the material box is processed on the rear side of the box body, a partition is arranged inside the material box, the interior of the material box is divided into two unconnected cavities by the partition, a plug connecting the cavities is arranged at the bottom of the material box, a bracket is arranged on the inner wall of the material box above the plug, a movable rod is vertically inserted at the bracket, a plug is arranged at the lower end of the movable rod, a first spring is mounted on the movable rod, and the first spring acts on the plug and the support The plug is moved downward and closed by the first spring; a socket is provided at the bottom of the right-angle groove; a push rod is inserted at the axis of the socket; the interior of the push rod is hollow and the upper end is closed; a filter cover is detachably matched with the outside of the push rod; when the plug is matched with the socket, the push rod moves upward and opens the plug, and a part of the filter cover enters the cavity; a liquid inlet groove is provided near the bottom of the outer wall of the push rod, and the lower end of the push rod matches the mixing pumping device.
[0009] Preferably, an annular first sealing ring is provided on the outer side of the top of the socket, and the first sealing ring forms a seal after contacting with the bottom of the material box.
[0010] Preferably, the mixing pumping device includes a mixing pump, a tee is installed at the extraction end of the mixing pump, two flow valves are connected through the tee, each of the flow valves is connected to one of the push rods, the flow valves and the mixing pump are connected to a circuit board, and the output end of the mixing pump is equipped with a pumping pipe, which is connected to the grinding device.
[0011] Preferably, the grinding device comprises a shaft tube, a shaft rod is rotatably fitted at the axis center of the shaft tube, the upper end of the shaft rod is connected to the transmission unit, a shaft seal and a bearing are fitted between the shaft tube and the shaft rod, the shaft seal is sealed on the inner side of the bearing, a cavity is arranged inside the shaft tube, the cavity is sealed by the shaft seal, a guide hole is arranged inside the shaft rod, a through hole is arranged between the guide hole and the cavity, the guide hole passes through the shaft rod downward, the pumping pipe is connected to the cavity, a chassis is arranged at the bottom of the shaft rod, a carrier plate is arranged parallel to the bottom of the chassis, a sliding rod is arranged at the axis center of the top of the carrier plate, The upper end of the slide bar is inserted into the guide hole, and a second sealing ring is clamped at a position near the top of the outer wall of the slide bar, and a seal is formed between the second sealing ring and the guide hole. A first through hole is arranged at the axis center of the slide bar, and a grinding plate is detachably installed at the bottom of the carrier plate, and a concave hole is arranged at the bottom of the grinding plate. A feed hole corresponding to the first through hole is arranged at the axis center of the concave hole. More than two guide rods are arranged in a ring shape on the top of the carrier plate, and the guide rods are fitted with limiting screws after passing through the chassis upward. A second spring is sleeved on the guide rod, and the second spring acts between the chassis and the carrier plate.
[0012] Preferably, a plurality of diversion grooves are provided in an annular shape at the bottom of the grinding plate, one end of the diversion groove is closed, and the other end is connected to the concave hole.
[0013] The beneficial effects of the utility model are:
[0014] Advantage 1: This equipment can be self-propelled through the walking device, without the need for manual control, and can achieve automatic grinding.
[0015] The second advantage is that by pre-setting the pumping volume and grinding ratio, the abrasive and water are mixed, and the mixed grinding material is transported to the grinding device. The grinding device is used to complete the grinding and polishing of the ground. The operation is more labor-saving, and more abrasive and water can be stored at one time to meet the work needs of multiple hours.
[0016] Advantage three: multiple devices can operate at the same time, improving grinding efficiency. Only 1 to 2 workers are needed for maintenance, which reduces labor costs. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.
[0018] Figure 1It is a schematic diagram of the structure of the utility model;
[0019] Figure 2 is a schematic diagram of the interior of the device;
[0020] Figure 3 This is the enlarged view of point A;
[0021] Figure 4 is a cross-sectional view of a grinding device;
[0022] Figure 5 This is a bottom view of the grinding plate. DETAILED DESCRIPTION
[0023] All features disclosed in this specification, or steps in all methods or processes disclosed, except mutually exclusive features and / or steps, can be combined in any manner.
[0024] Any feature disclosed in this specification (including any additional claims, abstract and drawings), unless otherwise stated, may be replaced by other equivalent or alternative features with similar purposes. That is, unless otherwise stated, each feature is only an example of a series of equivalent or similar features.
[0025] In the description of the present invention, it should be understood that the terms "one end", "the other end", "outside", "upper", "inside", "horizontal", "coaxial", "center", "end", "length", "outer end" and the like 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 the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.
[0026] In addition, in the description of the present invention, “plurality” means at least two, such as two, three, etc., unless otherwise clearly and specifically defined.
[0027] In the present invention, unless otherwise clearly specified and limited, the terms "set", "socket", "connect", "penetrate", "plug in" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral one; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.
[0028] like Figure 1 and Figure 2A floor maintenance robot shown in the figure includes a walking device 1. The walking device 1 has the same function as a traditional sweeping robot. It relies on radar, vision, infrared and other methods to detect obstacles and cooperates with steering wheels to avoid them. The walking device 1 has a built-in battery. The walking device 1 can scan the terrain while walking and mark the obstacles in the terrain. During the secondary grinding in the later stage, obstacles can be effectively avoided. This technical means adopts the obstacle avoidance system and path recording system of the existing sweeping machine, and also includes a box body 2 detachably mounted on the top of the walking device 1. A mixing pumping device is arranged inside the box body 2. The rear side of the box body 2 is detachably equipped with a material box structure 7 for supplying abrasives and water. A battery compartment 3 is detachably installed on the front side, and multiple groups of batteries 31 are arranged in the battery compartment 3. A circuit compartment 32 is arranged in the box body 2, and a circuit board 33 is installed in the circuit compartment 32, and the circuit board 33 is connected to the batteries 31. A control panel 4 connected to the circuit board 33 is installed on the top of the box body 2, and a driving motor 5 is installed inside the box body 2. A frame plate 6 is installed at the front end of the box body 2, and a grinding device 8 is rotatably installed by the frame plate 6. A transmission unit is cooperated between the driving motor 5 and the grinding device, and the driving motor 5 and the mixing pumping device are both connected to the circuit board 33, and the mixing pumping device is connected between the material box structure 7 and the grinding device 8.
[0029] In the above technical solution, abrasives and water are stored in the material box structure 7, and the abrasives and water in the material box structure 7 are extracted by a mixing pumping device and pumped to the grinding device 8 after mixing. The grinding device 8 rotates at a high speed and the input abrasives are used to grind and polish the floor surface to complete the integrated grinding operation. The operator only needs to add abrasives and water after they are used up, which makes the operation more labor-saving.
[0030] See also Figure 1 , Figure 2 and Figure 3As shown, the material box structure 7 includes a material box 701, a right-angle groove that fits the material box 701 is processed on the rear side of the box body 2, a partition 711 is arranged inside the material box 701, and the interior of the material box 701 is divided into two unconnected cavities 712 by the partition 711, and a plug 702 that communicates with the cavities 712 is arranged at the bottom of the material box 701, and a bracket 703 is arranged on the inner wall of the material box 701 above the plug 702, and a movable rod 704 is vertically inserted at the bracket 703, and a plug 705 is arranged at the lower end of the movable rod 704, and a first spring 706 is assembled on the movable rod 704, and the first spring 706 acts on the plug 705 and Between the brackets 703, under the action of the first spring 706, the plug 705 moves downward and closes the insert pipe 702. A socket 201 is provided at the bottom of the right-angle groove, and a push rod 202 is inserted at the axis of the socket 201. The interior of the push rod 202 is hollow and the upper end is closed. A filter cover 203 is detachably matched with the outside of the push rod 202. When the insert pipe 702 cooperates with the socket 201, the push rod 202 moves upward and pushes open the plug 705, and a part of the filter cover 203 enters the cavity 712. A liquid inlet groove 204 is provided near the bottom of the outer wall of the push rod 202, and the lower end of the push rod 202 cooperates with the mixing pumping device.
[0031] In the above technical solution, after the material box 701 is removed, the plug 705 seals the insert tube 702 to prevent material leakage, making it convenient to add materials after the material box 701 is removed.
[0032] See also Figure 3 As shown, an annular first sealing ring 221 is provided on the outer side of the top of the socket 201 , and the first sealing ring 221 forms a seal after contacting with the bottom of the material box 701 .
[0033] The first sealing ring 221 can reduce material leakage.
[0034] See also Figure 2 As shown, the mixing pumping device includes a mixing pump 901, and a tee 902 is installed at the extraction end of the mixing pump 901. Two flow valves 903 are matched through the tee 902. Each of the flow valves 903 is connected to one of the push rods 202. The flow valves 903 and the mixing pump 901 are connected to the circuit board. The output end of the mixing pump 901 is matched with a pumping pipe 904, and the pumping pipe 904 is connected to the grinding device 8.
[0035] By individually regulating the flow of each flow valve 803, different proportions of water and abrasive can be extracted under the same negative pressure, thereby improving the precision ratio.
[0036] See also Figure 4 and Figure 5 As shown, the grinding device 8 includes a shaft tube 801, and a shaft rod 802 is rotatably matched at the axis center of the shaft tube 801, and the upper end of the shaft rod 802 is connected to the transmission unit, and a shaft seal 803 and a bearing 804 are matched between the shaft tube 801 and the shaft rod 802, and the shaft seal 803 is sealed on the inner side of the bearing 804. A cavity 805 is arranged inside the shaft tube 801, and the cavity 805 is sealed by the shaft seal 803. A guide hole 806 is arranged inside the shaft rod 802, and a through hole 807 is arranged between the guide hole 806 and the cavity 805. The guide hole 806 penetrates downwardly through the shaft rod 802, and the pumping pipe 904 is connected to the cavity 805. A bottom plate 808 is arranged at the bottom of the shaft rod 802, and a carrier plate 809 is arranged parallel to the bottom of the chassis 808, and a top axis of the carrier plate 809 is arranged A slide bar 810, the upper end of which is inserted into the guide hole 806, a second sealing ring 811 is provided at a position near the top of the outer wall of the slide bar 810, a seal is formed between the second sealing ring 811 and the guide hole 806, a first through hole 812 is provided at the axis of the slide bar 810, a grinding plate 813 is detachably installed at the bottom of the carrier plate 809, a concave hole 814 is provided at the bottom of the grinding plate 813, a feed hole 815 corresponding to the first through hole 812 is provided at the axis of the concave hole 814, and more than two guide rods 821 are provided in a ring shape on the top of the carrier plate 809, the guide rods 821 pass upward through the chassis 808 and cooperate with the limiting screws 822, a second spring 823 is sleeved on the guide rod 821, and the second spring 823 acts between the chassis 808 and the carrier plate 809.
[0037] In the above technical solution, the grinding plate 813 can move downward elastically to fit the ground, thereby increasing the contact force with the ground and improving the grinding effect.
[0038] The abrasive can be dispersed through the concave holes 814. Under the action of centrifugal force, the abrasive is effectively dispersed on the bottom of the grinding plate 813 to avoid high temperature caused by dry grinding.
[0039] See also Figure 5 As shown, a plurality of diverter grooves 881 are provided in an annular shape at the bottom of the grinding plate 813 , one end of the diverter groove 881 is closed, and the other end is connected to the concave hole 814 .
[0040] The diverter groove 881 helps to disperse the abrasive.
[0041] The above is only a specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any changes or substitutions that are not conceived through creative work should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope defined in the claims.
Claims
1. A floor maintenance robot, comprising a walking device (1), characterized in that: The invention also comprises a box body (2) detachably mounted on the top of the walking device (1), a mixing pumping device being arranged inside the box body (2), a material box structure (7) for supplying abrasive and water being detachably matched on the rear side of the box body (2), a battery compartment (3) being detachably mounted on the front side of the box body (2), a plurality of groups of storage batteries (31) being arranged in the battery compartment (3), a circuit compartment (32) being arranged in the box body (2), a circuit board (33) being installed in the circuit compartment (32), the circuit board (33) being connected to the storage batteries (31), and A control panel (4) connected to the circuit board (33) is installed on the top of the box (2), a driving motor (5) is installed inside the box (2), a frame plate (6) is installed at the front end of the box (2), a grinding device (8) is rotatably installed via the frame plate (6), a transmission unit is provided between the driving motor (5) and the grinding device, the driving motor (5) and the mixing pumping device are both connected to the circuit board (33), and the mixing pumping device is connected between the material box structure (7) and the grinding device (8); The material box structure (7) comprises a material box (701), a right-angle groove matching the material box (701) is processed on the rear side of the box body (2), a partition (711) is arranged inside the material box (701), and the interior of the material box (701) is divided into two unconnected cavities (712) by the partition (711), a plug (702) connected to the cavities (712) is arranged at the bottom of the material box (701), and a bracket (703) is arranged on the inner wall of the material box (701) above the plug (702), and a movable rod (704) is vertically inserted at the bracket (703), and a plug (705) is arranged at the lower end of the movable rod (704), and a first spring (706) is mounted on the movable rod (704), and the first spring (706) acts on the plug (704). 05) and the bracket (703), under the action of the first spring (706), the plug (705) moves downward to close the insert tube (702), a socket (201) is provided at the bottom of the right-angle groove, a push rod (202) is inserted at the axis of the socket (201), the interior of the push rod (202) is hollow, the upper end is closed, and a filter cover (203) is detachably matched on the outside of the push rod (202), when the insert tube (702) is matched with the socket (201), the push rod (202) moves upward to push open the plug (705), and a part of the filter cover (203) enters the cavity (712), a liquid inlet groove (204) is provided near the bottom of the outer wall of the push rod (202), and the lower end of the push rod (202) cooperates with the mixing pumping device; The mixing pumping device comprises a mixing pump (901), a tee (902) is installed at the extraction end of the mixing pump (901), two flow valves (903) are connected through the tee (902), each of the flow valves (903) is connected to one of the push rods (202), the flow valves (903) and the mixing pump (901) are connected to a circuit board, and the output end of the mixing pump (901) is connected to a pumping pipe (904), and the pumping pipe (904) is connected to the grinding device (8).
2. The floor maintenance robot according to claim 1, characterized in that: An annular first sealing ring (221) is arranged on the outer side of the top of the socket (201), and the first sealing ring (221) forms a seal after contacting the bottom of the material box (701).
3. The floor maintenance robot according to claim 1, characterized in that: The grinding device (8) comprises a shaft tube (801), a shaft rod (802) rotatably engaged at the axis of the shaft tube (801), the upper end of the shaft rod (802) being connected to the transmission unit, a shaft seal (803) and a bearing (804) being engaged between the shaft tube (801) and the shaft rod (802), the shaft seal (803) being sealed on the inner side of the bearing (804), a cavity (805) being arranged inside the shaft tube (801), the cavity (805) being connected to the shaft seal (803) and the like. ) is sealed, a guide hole (806) is arranged inside the shaft (802), a through hole (807) is arranged between the guide hole (806) and the cavity (805), the guide hole (806) passes through the shaft (802) downward, the pumping pipe (904) is connected to the cavity (805), a bottom plate (808) is arranged at the bottom of the shaft (802), a carrier plate (809) is arranged parallel to the bottom of the bottom plate (808), and a top axis of the carrier plate (809) is provided. A slide bar (810) is arranged, the upper end of the slide bar (810) is inserted into the guide hole (806), a second sealing ring (811) is clamped near the top of the outer wall of the slide bar (810), a seal is formed between the second sealing ring (811) and the guide hole (806), a first through hole (812) is arranged at the axis of the slide bar (810), a grinding plate (813) is detachably installed at the bottom of the carrier plate (809), and the bottom of the grinding plate (813) is arranged A concave hole (814) is provided, and a feed hole (815) corresponding to the first through hole (812) is provided at the axis of the concave hole (814). Two or more guide rods (821) are provided in a ring shape on the top of the carrier plate (809). The guide rods (821) pass through the chassis (808) upwards and cooperate with limit screws (822). A second spring (823) is sleeved on the guide rod (821), and the second spring (823) acts between the chassis (808) and the carrier plate (809).
4. The floor maintenance robot according to claim 3, characterized in that: A plurality of diversion grooves (881) are provided in an annular shape at the bottom of the grinding plate (813), one end of the diversion groove (881) is closed, and the other end is connected to the concave hole (814).