CN210990011U

CN210990011U - Floor sweeping robot

Info

Publication number: CN210990011U
Application number: CN201921537740.3U
Authority: CN
Inventors: 文明友
Original assignee: TCL Technology Electronics Huizhou Co Ltd
Current assignee: TCL Technology Electronics Huizhou Co Ltd
Priority date: 2019-09-16
Filing date: 2019-09-16
Publication date: 2020-07-14
Anticipated expiration: 2029-09-16

Abstract

The utility model discloses a robot of sweeping floor, include: the front wall of the body is convexly provided with a connecting part; the touch shell is covered on the front wall of the body and arranged at an interval with the front wall of the body, and the touch shell is provided with a first side edge and a second side edge which are opposite; the supporting elastic sheet is arranged between the front wall of the touch shell and the front wall of the touch body and comprises a rotating portion, a first supporting arm and a second supporting arm, the rotating portion can be connected to the connecting portion in a horizontally rotating mode, one end of the first supporting arm and one end of the second supporting arm are connected to the two sides of the rotating portion respectively, the other end of the first supporting arm is supported on the first side edge, and the other end of the second supporting arm is supported on the second side edge. The utility model discloses a robot side collision's unilateral response of sweeping the floor has improved the sensitivity that robot triggered the response of sweeping the floor.

Description

Floor sweeping robot

Technical Field

The utility model relates to the technical field of household appliances, in particular to robot of sweeping floor.

Background

The floor sweeping robot is an intelligent household appliance and can automatically sweep in a room by means of certain artificial intelligence. At present, the existing sweeping robot is basically provided with a fixed elastic sheet in the middle. When the sweeping robot touches an obstacle, the touch shell is forced to press the elastic sheet and touch and extrude one end of the trigger element, so that the trigger element is driven to rotate, the other end of the trigger element is separated from the sensing element, the sensing element is triggered, and the purpose of sensing the touch position of a target object is achieved.

However, the touch sensing sensitivity of the existing sweeping robot is poor, when a side face of the sweeping robot touches an obstacle, if the supporting force of the elastic sheet is too small, the sensing elements on two sides are easily triggered at the same time, so that the sweeping robot cannot accurately identify the touch position of the obstacle; if the supporting force of shell fragment is too big, will increase the touching power of touching, reduce the sensitivity of response, knock down light and small barrier easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a robot of sweeping floor aims at promoting the sensitivity of the present robot touching response of sweeping floor.

In order to achieve the above object, the utility model provides a robot of sweeping floor, include:

the front wall of the body is convexly provided with a connecting part;

the touch shell is arranged on the front wall of the body in a covering mode and is arranged at intervals with the front wall of the body, and the touch shell is provided with a first side edge and a second side edge which are opposite;

support the shell fragment, it sets up to support the shell fragment touch the shell with between the antetheca of body, support the shell fragment including rotation portion, first support arm and second support arm, but rotation portion level rotate ground connect in connecting portion, the one end of first support arm with the one end of second support arm connect respectively in the both sides of rotation portion, the other end of first support arm support in first side, the other end of second support arm support in the second side.

Further, the robot of sweeping the floor, connecting portion are the back shaft, the length extending direction of back shaft with the direction of height of robot of sweeping the floor is unanimous, but the rotation portion level rotation ground connect in the back shaft.

Further, the robot of sweeping floor, the antetheca of body still is provided with the fixed plate, the fixed plate face the setting of touching shell, the supporting shaft support in the fixed plate face the surface of touching shell.

Further, the floor sweeping robot is characterized in that the rotating portion comprises a cap arranged facing the fixing plate, a containing groove is concavely formed in the surface of the cap facing the fixing plate, and the supporting shaft is contained in the containing groove.

Further, the robot of sweeping the floor, on a cross section, the cell wall of storage tank is the arc setting, the lateral wall of back shaft with the lateral wall laminating setting of storage tank.

Further, the robot of sweeping the floor, the rotation portion still includes the elastic seat, the elastic seat is located between the block and the fixed plate, one end of elastic seat support in the fixed plate, the other end support in the outer fringe of block.

Further, the robot of sweeping the floor, the elastic seat includes curb plate and bottom plate, the curb plate is protruding to be located the outer fringe lower surface of block, the one end that deviates from of curb plate the block is connected with the bottom plate, the bottom plate with the block sets up relatively, the one end that deviates from of bottom plate the curb plate support hold in the fixed plate.

Further, the robot of sweeping floor, the fixed plate towards the recess of stepping down has been seted up on the surface of elasticity seat, the curb plate with the junction of bottom plate is located the notch of the recess of stepping down is in the scope.

Further, the robot of sweeping the floor, the body towards the protruding installation department that is equipped with in surface of touching shell, the mounting groove has been seted up to the upper surface of installation department, the touching shell towards the protruding grafting portion that is equipped with in surface of mounting groove, grafting portion movably insert locate in the mounting groove.

Further, the robot of sweeping the floor still includes two induction system, induction system sets up on the body, and the butt respectively the first side and the second side of touching shell.

The technical scheme of the utility model, the protruding connecting portion that are equipped with of antetheca of body, the antetheca of body is located to touching outer clamshell, and set up with the antetheca interval of body, touching shell has relative first side and second side, it sets up between the antetheca of touching shell and body to support the shell fragment, it includes the rotation portion to support the shell fragment, first support arm and second support arm, but the rotation portion level is connected in connecting portion with rotating, the one end of first support arm and the one end of second support arm are connected respectively in the both sides of rotation portion, the other end of first support arm supports in first side, the other end of second support arm supports in the second side. Like this, when the first side of touching the shell is touched to the barrier, first side inwards rotates, and first support arm receives the influence of touching power for the rotation portion uses connecting portion to rotate as the fulcrum level, with this increased the holding power of second support arm to the second side, has avoided the second side to receive the influence of first side touching power, thereby has realized the unilateral response of side collision, with this problem of having solved the simultaneous response of side collision both sides. Understandably, the utility model discloses a robot side collision's unilateral response of sweeping the floor has improved the sensitivity that the robot triggered the response of sweeping the floor.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a top view of an embodiment of the sweeping robot of the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1;

FIG. 3 is a top view of the supporting spring plate in FIG. 1;

FIG. 4 is an enlarged view at B of FIG. 1;

the reference numbers illustrate:

the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

The utility model provides a robot 1 sweeps floor.

Referring to fig. 1 to 4, in the embodiment of the present invention, a floor sweeping robot 1 includes

A body 100, wherein a connecting part 111 is convexly arranged on the front wall of the body 100;

a touch housing 200, the touch housing 200 is covered on the front wall of the body 100 and spaced from the front wall of the body 100, and the touch housing 200 has a first side and a second side opposite to each other;

the supporting spring sheet 300 is disposed between the front wall of the touch housing 200 and the front wall of the body 100, the supporting spring sheet 300 includes a rotation portion 310, a first supporting arm 320 and a second supporting arm 330, the rotation portion 310 is horizontally and rotatably connected to the connecting portion 111, one end of the first supporting arm 320 and one end of the second supporting arm 330 are respectively connected to two sides of the rotation portion 310, the other end of the first supporting arm 320 is supported on a first side, and the other end of the second supporting arm 330 is supported on a second side.

The utility model discloses an among the technical scheme, the protruding connecting portion 111 that is equipped with of antetheca of body 100, the antetheca of body 100 is located to touching shell 200 cover, and set up with the antetheca interval of body 100, touching shell 200 has relative first side and second side, support shell fragment 300 sets up between the antetheca of touching shell 200 and body 100, support shell fragment 300 including rotation portion 310, first support arm 320 and second support arm 330, rotation portion 310 connects in connecting portion 111 with horizontal rotation, the one end of first support arm 320 and the one end of second support arm 330 are connected respectively in the both sides of rotation portion 310, the other end of first support arm 320 supports in first side, the other end of second support arm 330 supports in the second side. Like this, when the first side of touching shell 200 is touched to the barrier, first side inwards rotates, and first support arm 320 receives the influence of touching power for rotation portion 310 uses connecting portion 111 as the fulcrum level and rotates, has increased the holding power of second support arm 330 to the second side with this, has avoided the second side to receive the influence of first side touching power, thereby has realized the unilateral response of side collision, has solved the problem of side collision both sides response simultaneously with this. Understandably, the utility model discloses a robot 1 side collision's unilateral response of sweeping the floor has improved the sensitivity that robot 1 triggered the response of sweeping the floor.

It should be noted that, in the embodiment of the present invention, the touch shell 200 is movably connected to the body 100, and the movable connection between the touch shell 200 and the body 100 includes a joint, a plug, a hinge, etc., the present invention is not limited thereto, and is all within the protection scope of the present invention. The embodiment of the utility model provides an in induction system 400 sets up on body 100 to be close to the first side and the second side setting of touching shell 200 respectively, and the butt respectively the first side of touching shell and second side. When the side surface touches the first side edge, the first side edge rotates inwards under the action of touch force, so that the first side edge contacts and presses the sensing device 400 close to the first side edge, and the sensing device 400 close to the first side edge is triggered; and the second side keeps motionless under the combined action of first side touch and second support arm 330 holding power to this has avoided the second side to trigger the induction system 400 that is close to the second side, thereby has realized the unilateral response of side collision, has improved the sensitivity that robot 1 triggered the response of sweeping the floor.

When openly touching the barrier, the junction of first side and second side touches the barrier promptly, and touching shell 200 receives the inside touching power of barrier, and touching shell 200 extrudes support shell fragment 300 inward movement and contact extrusion induction system 400 for induction system 400 is triggered, and robot 1 of sweeping floor realizes avoiding the barrier according to the touching position of induction system 400 response. When the sweeping robot 1 avoids the obstacle, the compressed supporting elastic sheet 300 releases the elastic force to push the touch shell 200 to move outwards, and the sensing device 400 resets.

When a side surface touches an obstacle, the first side edge of the touch shell 200 is touched by the obstacle, the first side edge rotates inwards to squeeze the first supporting arm 320, the first supporting arm 320 is influenced by the touch force, so that the rotating part 310 rotates horizontally by taking the connecting part 111 as a fulcrum, the supporting force of the second supporting arm 330 to the second side edge is increased, the second side edge keeps still under the combined action of the touch force of the first side edge and the supporting force of the second supporting arm 330, the second side edge is prevented from triggering the sensing device 400 close to the second side edge, only the first side edge rotates inwards to trigger the sensing device 400 close to the first side edge during side surface collision, single-side sensing of side surface collision is realized, and accurate sensing of the touch position of the obstacle is ensured; the second side of touching shell 200 receives barrier touch force, second side internal rotation extrudees second support arm 330, second support arm 330 receives the influence of touching power, make rotation portion 310 use connecting portion 111 to rotate as the fulcrum level, with this the holding power of first support arm 320 to first side has been increased, make first side keep motionless under the combined action of second side touch force and first support arm 320 holding power, with this induction system 400 who has avoided first side to trigger to be close to first side, only the inside rotation of second side triggers induction system 400 near the second side during side collision like this, the unilateral response of side collision has been realized, the accurate response to barrier touch position has been guaranteed. And, the embodiment of the utility model provides a only need receive less touching power just can make rotation portion 310 use connecting portion 111 as fulcrum horizontal rotation, reduced the touching power that the response of obstacle touching needs like this, improved the sensitivity that robot 1 triggered the response of sweeping the floor, light and small obstacle is knocked down when having avoided the side touching.

The embodiment of the utility model provides a can adopt the little support shell fragment 300 of support dynamics, only need less touch power just can make the 111 levels of the relative connecting portion of rotation portion 310 rotate like this to this has reduced rotation portion 310 and has rotated required touching power, has improved the sensitivity of robot 1 of sweeping the floor. The embodiment of the present invention provides an embodiment, the rotation portion 310, the first supporting arm 320 and the second supporting arm 330 can be an integrated structure, and can also be a split structure, and the rotation portion 310, the first supporting arm 320 and the second supporting arm 330 are fixedly connected to form the supporting spring 300. The first support arm 320 and the second support arm 330 are elastic and can be bent and deformed.

The embodiment of the utility model provides an in, mode such as welding, grafting, bonding can be adopted to first support arm 320 and second support arm 330 and connect at first side or second side, the utility model discloses not limited to here, all be in the utility model discloses an within the protection scope. The utility model discloses connecting portion 111 can be the groove, sets up the axle of pegging graft in the groove on the rotation portion 310, can realize that rotation portion 310 uses connecting portion 111 as the horizontal rotation of fulcrum can. Of course, the connecting portion 111 may also be a shaft, and the rotating portion 310 is provided with a groove for shaft insertion, and the rotating portion 310 can also horizontally rotate by using the connecting portion 111 as a fulcrum, without being limited thereto, all within the protection scope of the present invention. Additionally, the utility model discloses touching shell 200 adopts the plastics material, and the touching shell 200 of plastics material has certain deformability to make touching shell 200 can guarantee that first side inwards rotates, and the second side keeps motionless.

Referring to fig. 1 to 4, in an embodiment of the present invention, the connecting portion 111 is a supporting shaft, a length extending direction of the supporting shaft is consistent with a height direction of the sweeping robot 1, and the rotating portion 310 is horizontally and rotatably connected to the supporting shaft. This implementation is novel through protruding the establishing the back shaft at the antetheca of body 100, has simplified the processing and the installation of structure, only needs the portion 310 of rotating to buckle like this and is formed with storage tank 312, and the back shaft is pegged graft and just can be made the portion 310 of rotating to use the back shaft to rotate as the fulcrum level in storage tank 312. The height direction of the sweeping robot is the height direction of the sweeping robot during working.

Referring to fig. 1 to 4, in an embodiment of the present invention, the front wall of the body 100 is further provided with a fixing plate 110, the fixing plate 110 is disposed facing the touch casing 200, and the supporting shaft is supported on a surface of the fixing plate 110 facing the touch casing 200. The embodiment of the utility model provides a fixed plate 110 can adopt the fixed connection mode to set up at the antetheca of body 100, also can adopt and to dismantle the connected mode at the antetheca of body 100, including threaded connection, splined connection, trip connection etc. Of course, the fixing plate 110 and the supporting shaft may be integrally formed, or may be fixedly connected by a connecting member, and the present invention is not limited thereto, and is within the protection scope of the present invention. The embodiment of the utility model provides a through fixed plate 110 installation fixed back shaft, guaranteed the stability of back shaft installation, improved the holistic stability of robot 1 of sweeping the floor.

Referring to fig. 1 to 4, in an embodiment of the present invention, the rotating portion 310 includes a cap 311 disposed facing the fixing plate 110, a receiving groove 312 is recessed on a surface of the cap 311 facing the fixing plate 110, and the supporting shaft is received in the receiving groove 312. The embodiment of the utility model provides a through holding the back shaft in storage tank 312, guaranteed the stability that back shaft and rotation portion 310 are connected, avoided rotation portion 310 at the rotatory in-process with the unable problem that resets that the back shaft separation leads to.

Referring to fig. 1 to 4, in an embodiment of the present invention, on a cross section, a groove wall of the accommodating groove 312 is arc-shaped, and a side wall of the supporting shaft is attached to a side wall of the accommodating groove 312. The embodiment of the utility model provides a cell wall of storage tank 312 is the arc setting, and the lateral wall of back shaft closely laminates with the lateral wall of storage tank 312, has guaranteed like this that rotation portion 310 rotates along the lateral wall level of back shaft, has prevented rotation portion 310 once more at the level and has rotated in-process and back shaft separation.

Referring to fig. 1 to 4, in an embodiment of the present invention, the rotating portion 310 further includes an elastic seat 313, the elastic seat 313 is disposed between the cap 311 and the fixing plate 110, one end of the elastic seat 313 abuts against the fixing plate 110, and the other end abuts against an outer edge of the cap 311. In the embodiment of the present invention, the elastic seat 313 and the cap 311 may be an integrally formed structure, or may be a split structure, and the elastic seat 313 and the cap 311 are fixedly connected. The elastic seat 313 of the embodiment of the present invention can be a spring, one end of the spring is supported by the fixing plate 110, and the other end is supported by the outer edge of the cap 311. When the first side is touched, the first supporting arm 320 is affected by the touch force to press the elastic seat 313, the elastic seat 313 is compressed and deformed, and the rotating part 310 horizontally rotates relative to the supporting shaft; when the touch panel 200 passes around an obstacle, the elastic seat 313, which is compressed and deformed, releases the elasticity to restore the rotating part 310. The embodiment of the utility model provides a through setting up elasticity seat 313, increased fixed plate 110 to the holding power that supports shell fragment 300, not only guaranteed the force stability who supports shell fragment 300 when openly touching, be favorable to the side touching back rotation portion 310 automatic re-setting moreover.

Referring to fig. 1 to 4, in an embodiment of the present invention, the elastic seat 313 includes a side plate 314 and a bottom plate 315, the side plate 314 is protruded on the outer edge lower surface of the cap 311, one end of the side plate 314 departing from the cap 311 is connected to the bottom plate 315, the bottom plate 315 is opposite to the cap 311, and one end of the bottom plate 315 departing from the side plate 314 is abutted to the fixing plate 110. The embodiment of the utility model provides a block 311 has increased the holding power of fixed plate 110 to rotating part 310 through fixed plate 110 butt bottom plate 315 to touching shell 200 extrusion support shell fragment 300 when openly touching has guaranteed the stability that the head-on collision triggered.

Referring to fig. 1 to 4, in an embodiment of the present invention, the surface of the fixing plate 110 facing the elastic seat 313 is provided with a yielding groove 112, and a connection portion of the side plate 314 and the bottom plate 315 is located within a range of a notch of the yielding groove 112. When the side surface touches, the first side edge is pressed, the rotating portion 310 rotates, the joint of the side plate 314 and the bottom plate 315 in the rotating portion 310 rotates into the yielding groove 112, and the yielding groove 112 supports the rotating portion 310, so that the supporting force of the second supporting arm 330 on the second side edge is increased, and the second side edge is prevented from being influenced by the first side touching force.

Referring to fig. 1 to 4, in an embodiment of the present invention, the surface of the body 100 facing the touch casing 200 is provided with a protruding installation portion (not shown), the upper surface of the installation portion is provided with a mounting groove (not shown), the surface of the touch casing 200 facing the mounting groove is provided with a protruding insertion portion (not shown), and the insertion portion is movably inserted into the mounting groove. The embodiment of the utility model provides a locate the mounting groove through grafting portion movably inserts, under the prerequisite that improves body 100 to touching shell 200 supporting role, guaranteed body 100 and touching shell 200's relative motion, improved the response sensitivity of touching shell 200 to the touching power.

Referring to fig. 1 to 4, in an embodiment of the present invention, the sweeping robot 1 further includes two sensing devices 400, wherein the sensing devices 400 are disposed on the body 100 and respectively abut against the first side and the second side of the touch housing. When the side surface touches the first side edge, the first side edge rotates inwards under the action of touch force, so that the first side edge contacts and presses the sensing device 400 close to the first side edge, and the sensing device 400 close to the first side edge is triggered; the second side keeps still under the combined action of the touch force of the first side and the supporting force of the second supporting arm 330, so that the second side is prevented from triggering the sensing device 400 close to the second side. When the side surface touches the second side edge, the second side edge rotates inwards under the action of touch force, the second side edge contacts and presses the sensing device 400 close to the second side edge, and the sensing device 400 close to the second side edge is triggered; the first side keeps still under the combined action of the touch force of the second side and the supporting force of the first supporting arm 320, so as to prevent the first side from triggering the sensing device 400 close to the first side. Therefore, the invention realizes the unilateral induction of the side collision and improves the sensitivity of the triggering induction of the sweeping robot 1.

It should be noted that the sensing device 400 includes a sensing element 410 and a triggering element 420, the triggering element 420 is horizontally and rotatably connected to the body 100, one end of the triggering element 420 is close to the touch housing 200, and the touch housing 200 drives the triggering element 420 to rotate by contact pressing, so that the other end of the triggering element 420 is separated from or inserted into the sensing element 410, thereby triggering or closing the sensing element 410. The embodiment of the utility model provides a touching shell 200 drive trigger element 420 rotates, and trigger element 420 forms plug-in switch with sensing element 410, and simple structure, the reaction is rapid, has guaranteed the quick response of robot 1 of sweeping the floor. It is understood that the sensing element 410 is triggered when the other end of the triggering element 420 is separated from the sensing element 410, and the sensing element 410 is turned off when the other end of the triggering element 420 is inserted into the sensing element 410.

The above is only the preferred embodiment of the present invention, not so limiting the patent scope of the present invention, all of which are in the utility model discloses a conceive, utilize the equivalent structure transform that the content of the specification and the attached drawings did, or directly/indirectly use all to include in other relevant technical fields the patent protection scope of the present invention.

Claims

1. A sweeping robot is characterized by comprising:

the front wall of the body is convexly provided with a connecting part;

2. The sweeping robot of claim 1, wherein the connecting part is a supporting shaft, the length extending direction of the supporting shaft is consistent with the height direction of the sweeping robot, and the rotating part is horizontally and rotatably connected to the supporting shaft.

3. The sweeping robot according to claim 2, wherein the front wall of the body is further provided with a fixing plate disposed facing the touch housing, and the support shaft is supported on a surface of the fixing plate facing the touch housing.

4. The sweeping robot according to claim 3, wherein the rotating part comprises a cap facing the fixed plate, a receiving groove is concavely formed on a surface of the cap facing the fixed plate, and the supporting shaft is received in the receiving groove.

5. The sweeping robot of claim 4, wherein in a cross-section, the walls of the receiving grooves are curved, and the side walls of the supporting shaft are attached to the side walls of the receiving grooves.

6. The sweeping robot of claim 4, wherein the rotating part further comprises an elastic seat, the elastic seat is disposed between the cap and the fixing plate, one end of the elastic seat abuts against the fixing plate, and the other end of the elastic seat abuts against the outer edge of the cap.

7. The sweeping robot of claim 6, wherein the elastic seat comprises a side plate and a bottom plate, the side plate is convexly arranged on the lower surface of the outer edge of the cap, one end of the side plate, which is away from the cap, is connected with the bottom plate, the bottom plate is arranged opposite to the cap, and one end of the bottom plate, which is away from the side plate, is abutted against the fixing plate.

8. The sweeping robot according to claim 7, wherein the surface of the fixing plate facing the elastic seat is provided with a yielding groove, and the connecting part of the side plate and the bottom plate is located within the range of the notch of the yielding groove.

9. The sweeping robot according to any one of claims 1 to 8, wherein a mounting portion is convexly provided on a surface of the body facing the touch housing, a mounting groove is provided on an upper surface of the mounting portion, and an insertion portion is convexly provided on a surface of the touch housing facing the mounting groove, and the insertion portion is movably inserted into the mounting groove.

10. A sweeping robot according to any one of claims 1 to 8, further comprising two sensing devices disposed on the body and abutting against the first and second sides of the touch housing, respectively.