CN219594501U - Driving chassis for cleaning robot - Google Patents

Abstract

The utility model relates to the technical field of driving chassis for cleaning robots, in particular to a driving chassis for a cleaning robot. The technical scheme comprises the following steps: the cleaning robot comprises a driving chassis body, wherein a driving groove is formed in the surface of the driving chassis body, a supporting table is connected in the driving groove in a sliding mode, a buffer mechanism for damping the supporting table is arranged below the supporting table, and a locking mechanism for disassembling the cleaning robot is arranged on the surface of the supporting table. The buffer mechanism is convenient for buffering jolt received by the cleaning robot, so that the problem that parts on the cleaning robot are loosened due to jolt is avoided, the service life of the cleaning robot is influenced, and meanwhile, the connection stability of the cleaning robot and the driving chassis body is influenced; the cleaning robot is convenient to detach from the driving chassis body through the locking mechanism, and convenience in detachment and maintenance of the cleaning robot or the driving chassis body in the later stage is improved.

Description

Driving chassis for cleaning robot

Technical Field

The utility model relates to the technical field of driving chassis for cleaning robots, in particular to a driving chassis for a cleaning robot.

Background

When the cleaning robot performs a floor cleaning operation, the cleaning robot needs to be driven by a driving chassis for the cleaning robot to perform a walking cleaning work of the cleaning robot.

At present, most of driving chassis for cleaning robots are easy to cause vibration of the cleaning robots due to jolt when the cleaning robots are supported to run on a jolt road surface, so that the service life is influenced, and the connection compactness between the cleaning robots and the driving chassis is easily influenced due to long-time jolt, so that the working stability of the cleaning robots is influenced; and most of the driving chassis for the cleaning robot are connected and installed between the driving chassis and the cleaning robot in a bolt fixing mode, but when the driving chassis or the cleaning robot is required to be disassembled and overhauled in the later period, bolts are required to be screwed down in sequence, so that overhauling efficiency is greatly reduced, meanwhile, after the driving chassis for the cleaning robot works for a long time, travelling wheels at the bottom of the driving chassis for the cleaning robot are required to be replaced due to abrasion, and the driving chassis for the cleaning robot is required to be lifted to a certain height through a jacking device or a lifting device, and then travelling wheels are required to be replaced, so that the complexity of work is greatly increased.

Disclosure of Invention

The utility model aims at solving the problems in the background technology, and provides a driving chassis for a cleaning robot, which is convenient for buffering jolts generated during walking, improves the convenience of later disassembly of the cleaning robot, and improves the convenience of walking wheel replacement.

The technical scheme of the utility model is as follows: a drive chassis for a cleaning robot, comprising: the cleaning robot comprises a driving chassis body, wherein a driving groove is formed in the surface of the driving chassis body, a supporting table is slidably connected in the driving groove, a buffer mechanism for damping the supporting table is arranged below the supporting table, and a locking mechanism for disassembling the cleaning robot is arranged on the surface of the supporting table.

Preferably, the walking wheels are all installed in drive chassis body bottom four corners department, buffer gear is including the recess of seting up in drive chassis body bottom surface middle-end, recess and drive tank intercommunication, the buffer tank has been seted up to the supporting bench bottom surface, horizontal fixedly connected with slide bar in the buffer tank, the cover is equipped with two buffer springs on the slide bar, two buffer springs keep away from each other one end all with buffer tank inside wall fixed connection, two buffer springs are close to each other one end respectively fixedly connected with drive block, two sliding connection is established to drive block all overlaps on the slide bar, two drive block bottom surface all is connected with the connecting rod through the changeover switch, drive block one end is kept away from to the connecting rod all through changeover switch and recess inside wall rotation connection, equal fixedly connected with damping spring in the bottom surface in the drive tank, two damping rod top all with supporting bench bottom surface fixed connection, drive tank bottom is located equal fixedly connected with damping rod in the damping spring, two damping rod top all with supporting bench bottom surface fixed connection.

Preferably, storage bins are formed in two ends of the bottom surface of the driving chassis body, the top parts in the storage bins are fixedly connected with cylinders, and the bottom ends of the cylinders are fixedly connected with U-shaped supporting rods.

Preferably, the two ends of the bottom of the U-shaped supporting rod are fixedly connected with anti-skid supporting blocks.

Preferably, the locking mechanism comprises a mounting groove formed in the surface of the supporting table, clamping plates are slidably connected to two ends in the mounting groove, an L-shaped driving rod is fixedly connected to one end, away from each other, of each clamping plate, driving bins are formed in the opposite positions of the L-shaped driving rods on two sides in the mounting groove, the L-shaped driving rods are slidably connected with the corresponding driving bins, one ends of the L-shaped driving rods in the driving bins are respectively horizontally connected with a screw rod in a penetrating threaded manner, the directions of threads on the screw rods are opposite, a double-shaft motor is fixedly connected to the bottom in the mounting groove in an embedded manner, one ends, close to each other, of the screw rods are respectively fixedly connected with two output ends of the double-shaft motor, and one ends, away from each other, of the screw rods are respectively connected with the inner side walls of the corresponding driving bins in a rotating manner.

Preferably, two the splint each other be close to one end all fixedly connected with rubber pad, two rubber pad surface all fixedly connected with a plurality of sand grips.

Compared with the prior art, the utility model has the following beneficial technical effects: the buffer mechanism is convenient for buffering jolt received by the cleaning robot, so that the problem that parts on the cleaning robot are loosened due to jolt is avoided, the service life of the cleaning robot is influenced, and meanwhile, the connection stability of the cleaning robot and the driving chassis body is influenced; the cleaning robot is convenient to detach from the driving chassis body through the locking mechanism, so that the convenience of detachment and maintenance of the cleaning robot or the driving chassis body in the later stage is improved; the driving chassis body is convenient to jack up through the air cylinder, the U-shaped supporting rod and the anti-skid supporting block, and the replacement work of the walking wheel is convenient.

Drawings

FIG. 1 shows a schematic view of a front cut-away structure of an embodiment of the present utility model;

FIG. 2 is a schematic top view of an embodiment of the present utility model;

fig. 3 is a schematic view of a connection structure of an anti-slip support block according to an embodiment of the present utility model.

Reference numerals: 1. driving the chassis body; 2. a driving groove; 3. a support table; 4. a buffer mechanism; 5. a locking mechanism; 6. a walking wheel; 7. a groove; 8. a buffer tank; 9. a slide bar; 10. a buffer spring; 11. a driving block; 12. a connecting rod; 13. a storage bin; 14. a U-shaped support rod; 15. an anti-slip support block; 16. a cylinder; 17. a damping spring; 18. a damping rod; 19. a mounting groove; 20. a clamping plate; 21. an L-shaped driving rod; 22. a driving bin; 23. a biaxial motor; 24. a screw; 25. and a rubber pad.

Detailed Description

The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.

Example 1

As shown in fig. 1 to 3, a driving chassis for a cleaning robot according to the present utility model includes: the cleaning robot comprises a driving chassis body 1, a driving groove 2 is formed in the surface of the driving chassis body 1, a supporting table 3 is slidably connected in the driving groove 2, a buffer mechanism 4 is located below the supporting table 3 and used for damping the supporting table 3, and a locking mechanism 5 used for disassembling the cleaning robot is arranged on the surface of the supporting table 3.

The walking wheels 6 are arranged at four corners of the bottom of the driving chassis body 1, the buffer mechanism 4 comprises a groove 7 which is formed in the middle end of the bottom surface of the driving chassis body 1, the groove 7 is communicated with the driving groove 2, the buffer groove 8 is formed in the bottom surface of the supporting table 3, a slide bar 9 is fixedly connected in the buffer groove 8, two buffer springs 10 are sleeved on the slide bar 9, one ends, far away from each other, of the two buffer springs 10 are fixedly connected with driving blocks 11 respectively at one ends, close to each other, of the two buffer springs 10 are sleeved on the slide bar 9, one ends of the two connecting rods 12 are respectively connected with the bottom surfaces of the two driving blocks 11 in a rotating manner through transfer blocks, the other ends of the two connecting rods 12 are respectively connected with the inner side walls of the groove 7 in a rotating manner, two ends of the bottom inside the driving groove 2 are fixedly connected with damping springs 17, the bottom surface of the supporting table 3 is fixedly connected with the top ends of the two damping springs 17, the bottom parts inside the driving groove 2 are positioned in the damping springs 17, the damping rods 18 are fixedly connected with the top ends of the two damping rods 18, and the bottom surfaces of the supporting table 3 are fixedly connected with the bottom surfaces of the driving table 3.

Two storage bins 13 are arranged at two ends of the bottom surface of the driving chassis body 1, two air cylinders 16 are respectively fixedly connected to the inner top of the storage bins 13, and U-shaped supporting rods 14 are fixedly connected to the bottom ends of the two air cylinders 16.

Two ends of the bottom of the two U-shaped supporting rods 14 are fixedly connected with anti-slip supporting blocks 15.

The working principle based on the first embodiment is as follows: when the driving chassis body 1 drives the cleaning robot to walk and clean the ground, when jolting occurs in the walking process, through the damping spring 17, the damping rod 18, the damping spring 10, the driving block 11, the sliding rod 9 and the connecting rod 12 are mutually matched, jolting generated is facilitated, the jolting is facilitated, the loosening of parts on the cleaning robot caused by jolting is avoided, the service life of the cleaning robot is influenced, the stability of connection between the cleaning robot and the driving chassis body 1 is influenced, when the travelling wheel 6 of the driving chassis body 1 needs to be replaced, the air cylinder 16 drives the U-shaped supporting rod 14 to move downwards, the anti-slip supporting block 15 is connected with the ground in a contact mode, the whole driving chassis body 1 is lifted upwards and reaches a certain height away from the ground, replacement work of the travelling wheel 6 is facilitated, convenience of replacement work is improved, and stability of the driving chassis body 1 after being supported is facilitated to be improved through the anti-slip supporting block 15.

Example two

As shown in fig. 1 and fig. 2, based on the first embodiment, the driving chassis for a cleaning robot provided by the utility model is characterized in that the locking mechanism 5 comprises a mounting groove 19 formed on the surface of the supporting table 3, two clamping plates 20 are slidably connected to two ends of the inner bottom of the mounting groove 19, two L-shaped driving rods 21 are respectively fixedly connected to one ends of the two clamping plates 20 far away from each other, driving bins 22 are formed on opposite positions of the two L-shaped driving rods 21 in the mounting groove 19, the two L-shaped driving rods 21 are slidably connected with the corresponding driving bins 22, one ends of the two L-shaped driving rods 21 in the driving bins 22 are respectively horizontally connected with screws 24 in a penetrating threaded manner, the directions of threads on the two screws 24 are opposite, a double-shaft motor 23 is fixedly connected to the inner bottom of the mounting groove 19 in a embedded manner, one ends of the two screws 24 close to each other are respectively fixedly connected with two output ends of the double-shaft motor 23, and one ends of the two screws 24 far away from each other are respectively rotatably connected with the inner side walls of the corresponding driving bins 22.

Two rubber pads 25 are respectively fixedly connected to one ends of the two clamping plates 20, which are close to each other, and a plurality of raised strips are fixedly connected to the surfaces of the two rubber pads 25.

The working principle based on the second embodiment is as follows: when the cleaning robot needs to be dismounted from the driving chassis body 1, and the cleaning robot or the overhauling work of the driving chassis body 1 is carried out, the two screws 24 are driven to rotate through the double-shaft motor 23, so that the two L-shaped driving rods 21 drive the two clamping plates 20 to be away from the cleaning robot, then the cleaning robot is taken out from the mounting groove 19 on the supporting table 3, the dismounting of the cleaning robot can be completed, the convenience of the dismounting work is improved, and the mounting and connecting stability of the cleaning robot is conveniently improved through the arrangement of the rubber pad 25.

The above-described embodiments are merely a few preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.

Claims (6)

1. A drive chassis for a cleaning robot, comprising: drive chassis body (1), its characterized in that: the cleaning robot cleaning device is characterized in that a driving groove (2) is formed in the surface of the driving chassis body (1), a supporting table (3) is connected in the driving groove (2) in a sliding mode, a buffer mechanism (4) used for damping the supporting table (3) is arranged below the supporting table (3), and a locking mechanism (5) used for disassembling the cleaning robot is arranged on the surface of the supporting table (3).

2. The driving chassis for the cleaning robot according to claim 1, wherein the four corners of the bottom of the driving chassis body (1) are respectively provided with a travelling wheel (6), the buffer mechanism (4) comprises a groove (7) formed in the middle end of the bottom surface of the driving chassis body (1), the groove (7) is communicated with the driving groove (2), the bottom surface of the supporting table (3) is provided with a buffer groove (8), a sliding rod (9) is horizontally and fixedly connected in the buffer groove (8), two buffer springs (10) are sleeved on the sliding rod (9), one ends, far away from each other, of the two buffer springs (10) are fixedly connected with the inner side walls of the buffer groove (8), one ends, close to each other, of the two buffer springs (10) are respectively fixedly connected with a driving block (11), the two driving blocks (11) are respectively sleeved on the sliding rod (9), the bottom surfaces of the two driving blocks (11) are respectively connected with a connecting rod (12) through a transfer block in a rotating way, one end, far away from the driving block (11), of the connecting rod (12) is respectively connected with the inner side walls (7) through the transfer block, the inner side walls (7) are respectively fixedly connected with the two ends of the driving blocks (17), the two ends of the driving blocks are respectively fixedly connected with the two shock absorbing springs (17), damping rods (18) are fixedly connected in damping springs (17) at the inner bottoms of the driving grooves (2), and the top ends of the two damping rods (18) are fixedly connected with the bottom surface of the supporting table (3).

3. The driving chassis for the cleaning robot according to claim 1, wherein storage bins (13) are respectively arranged at two ends of the bottom surface of the driving chassis body (1), air cylinders (16) are respectively and fixedly connected to the inner tops of the storage bins (13), and U-shaped supporting rods (14) are respectively and fixedly connected to the bottom ends of the two air cylinders (16).

4. A driving chassis for a cleaning robot according to claim 3, wherein two ends of the bottom of the two U-shaped supporting rods (14) are fixedly connected with anti-slip supporting blocks (15).

5. The driving chassis for the cleaning robot according to claim 1, wherein the locking mechanism (5) comprises a mounting groove (19) formed in the surface of the supporting table (3), two ends of the inner bottom of the mounting groove (19) are slidably connected with clamping plates (20), two ends of the clamping plates (20) which are far away from each other are fixedly connected with an L-shaped driving rod (21), two sides of the mounting groove (19) are located at opposite positions of the L-shaped driving rod (21) and are provided with driving bins (22), two ends of the L-shaped driving rod (21) are slidably connected with corresponding driving bins (22), two ends of the L-shaped driving rod (21) which are located in the driving bins (22) are respectively horizontally connected with screws (24) in a penetrating threaded manner, two ends of the screws (24) are opposite in threaded direction, two ends of the inner bottom of the mounting groove (19) which are close to each other are fixedly connected with two output ends of the two biaxial motors (23) respectively, and two ends of the screws (24) which are far away from each other are connected with two inner side walls of the corresponding driving bins (22).

6. The driving chassis for a cleaning robot according to claim 5, wherein two clamping plates (20) are fixedly connected with rubber pads (25) at one ends close to each other, and a plurality of raised strips are fixedly connected to the surfaces of the two rubber pads (25).