CN209847093U - Collision mechanism and floor mopping machine - Google Patents
Collision mechanism and floor mopping machine Download PDFInfo
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- CN209847093U CN209847093U CN201821686093.8U CN201821686093U CN209847093U CN 209847093 U CN209847093 U CN 209847093U CN 201821686093 U CN201821686093 U CN 201821686093U CN 209847093 U CN209847093 U CN 209847093U
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Abstract
The application discloses collision mechanism relates to clean technical field. Which is arranged on an inner shell of the cleaning appliance and comprises a collision plate, an elastic device and a sensing device. The utility model keeps the movable gap between the collision board and the inner shell by arranging the elastic device, when the collision board collides with the barrier, the collision board is stressed to drive the elastic device to compress or stretch, thereby causing the collision board to displace and touching the induction device to generate signals; when the horizontal or vertical component force of a certain collision position is small, due to the arrangement of the elastic device, the collision plate is limited to be elastic without any rigid limitation, so that the collision plate can displace after overcoming the elastic force of the spring, and a plurality of sensors are triggered; the elastic device triggers different sensors when different positions of the collision plate are impacted, so that the control system can correctly judge the collision position and make corresponding adjustment.
Description
Technical Field
The utility model relates to a clean technical field especially relates to a collision mechanism and mopping machine.
Background
With the improvement of the technology level, people tend to adopt intelligent cleaning appliances to replace manual work to complete the work of sweeping, absorbing dust, mopping and the like.
The current household intelligent cleaning appliance is roughly circular, and a collision mechanism of the circular cleaning appliance is arranged on an inner shell 4 of the cleaning appliance and consists of a collision plate 1, a guide device and a sensing device. Referring to fig. 1, a certain movement gap is maintained between the collision plate 1 and the inner case 4, and the guide means includes a first guide groove 10, a second guide groove 11, and two guide rods 9. The first guide groove 10 and the second guide groove 11 are respectively arranged at the front end and the rear end of the inner shell 4, the first guide groove 10 is long-strip-shaped, and the second guide groove 11 is fan-shaped. Two guide rods 9 are fixed to the collision plate 1 and are respectively disposed in the first guide groove 10 and the second guide groove 11. And a spring plate 23 is arranged at the front end of the inner shell 4, so that the collision plate 1 is always subjected to forward elastic force. The sensing device is used for sensing collision force and transmitting the collision force to the control system, so that the corresponding adjustment of the advancing direction is made.
Due to the circular arrangement of the cleaning appliance, when the cleaning appliance is hindered by an obstacle, both component forces of the impact force on the impact plate of the cleaning appliance in the horizontal and vertical directions are larger no matter which position the impact plate receives, and the impact plate 1 is forced to move, so that the cleaning appliance can sense the corresponding impact position.
However, circular cleaning devices are often difficult to clean in place when cleaning floors near walls or corners. Therefore, a square cleaning device appears on the market, and the cleaning efficiency of the wall or the floor at the edge of the corner can be greatly improved. However, when the square cleaning device also uses the collision mechanism used by the original round cleaning device, in some special collision positions, due to the square arrangement of the cleaning device, when the part is impacted, the component force in the horizontal or vertical direction is very small, and because the guide rod is limited by the guide groove, the guide rod only slightly displaces or hardly displaces in the guide groove, so that the cleaning device cannot sense the collision signal, and the advancing direction cannot be changed.
SUMMERY OF THE UTILITY MODEL
The utility model provides a to above-mentioned problem, provide a collision mechanism and mopping machine, can make exact striking direction judgement when receiving the striking to make advancing direction's adjustment.
The utility model adopts the following technical scheme: a collision mechanism is arranged on an inner shell of a cleaning appliance and comprises a collision plate, an elastic device and a sensing device, wherein the collision plate is a square collision plate, the collision plate continuously surrounds the inner shell, the elastic device is arranged on the inner shell and is connected with the collision plate, a gap is formed between the collision plate and the inner shell, and the sensing device comprises a plurality of sensors which are respectively arranged on the edge of the inner shell and used for receiving collision signals of the collision plate and transmitting the signals to a control system for dragging the cleaning appliance.
Furthermore, the elastic device comprises an elastic part and a moving part, the elastic part is fixed on the inner shell, the moving part is fixed on the elastic part, the collision plate is provided with a guide rod, and the guide rod is connected with the moving part and used for transmitting the force on the collision plate to the moving part, so that the moving part is close to or far away from the elastic part to compress or stretch the elastic part.
Further, the elastic component comprises two springs, the moving component comprises two moving blocks, a mounting groove is formed in the inner shell, the two springs are respectively fixed to two opposite first side faces of the mounting groove, the two moving blocks are respectively fixed to free ends of the two springs, the guide rod is arranged between the two moving blocks, and top ends of the two moving blocks abut against the guide rod.
Furthermore, a limit groove is arranged on a second side surface, which is approximately perpendicular to the first side surface, of the mounting groove, the length direction of the limit groove is consistent with the moving direction of the moving block, a limit strip is arranged on the moving block, and the limit strip is inserted into the limit groove.
Further, the elastic means further comprises a shield fixed to the inner case and covering the elastic member and at least a part of the moving member inside.
Furthermore, the elastic device comprises two sets of elastic components and two sets of moving devices, and the front end and the rear end of the inner shell are respectively provided with one set of elastic components and one set of moving devices.
Furthermore, the elastic device also comprises an elastic sheet, the elastic sheet is arranged on the end face of the front end of the inner shell, the free end of the elastic sheet is propped against the inner wall of the collision plate, the collision plate and the front end of the inner shell keep a movable gap, and the collision plate and the rear end of the inner shell are free of gaps.
Furthermore, the number of the sensors is six, the two sensors are arranged at the front end and the left end and the right end of the inner shell respectively, each sensor is provided with self identification information, and the self identification information is transmitted to the control system together when the collision signals are transmitted.
Further, the sensing device also comprises a trigger bracket which is rotatably arranged on the inner shell and is used for transmitting the collision signal of the collision plate to the sensor.
A mopping machine comprising a crash mechanism as claimed in any one of the above claims.
The utility model has the advantages that: the elastic device is arranged to keep a movable gap between the collision plate and the inner shell, and when the collision plate collides with an obstacle, the collision plate is stressed to drive the elastic device to compress or stretch, so that the collision plate is displaced, and the sensing device is triggered to generate a signal; when the horizontal or vertical component force of a certain collision position is small, due to the arrangement of the elastic device, the collision plate is limited to be elastic without any rigid limitation, so that the collision plate can displace after overcoming the elastic force of the spring, and a plurality of sensors are triggered; the elastic device triggers different sensors when different positions of the collision plate are impacted, so that the control system can correctly judge the collision position and make corresponding adjustment.
Drawings
FIG. 1 is a schematic view of a prior art crash mechanism;
fig. 2 is a schematic perspective view of a floor mopping machine according to an embodiment of the present invention;
FIG. 3 is a schematic view of a structure of a collision plate and an elastic device according to an embodiment of the present invention;
FIG. 4 is an enlarged partial schematic view of FIG. 3 at A;
fig. 5 is a schematic top view of a floor mopping machine (crash panel) according to an embodiment of the present invention;
FIG. 6 is a schematic top view of a floor mopping machine according to an embodiment of the present invention (collision-removal plate, shield);
FIG. 7 is a partial enlarged structural view at B in FIG. 6;
fig. 8 is a schematic bottom view of a floor mopping machine according to an embodiment of the present invention;
FIG. 9 is an enlarged partial schematic view of FIG. 8 at C;
fig. 10 is a schematic collision position diagram (plan view) of collision detection according to an embodiment of the present invention.
The figures are numbered: 1. collision plate, 2, resilient means, 21, elastic component, 211, spring, 22, moving part, 221, movable block, 23, shell fragment, 3, induction system, 31, sensor, 311, first sensor, 312, second sensor, 313, third sensor, 314, fourth sensor, 32, trigger support, 4, inner shell, 5, mounting groove, 6, spacing groove, 7, spacing strip, 8, guard shield, 9, guide bar, 10, first guide way, 11, second guide way.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
Example one
Referring to fig. 2-10, the present embodiment provides a crash mechanism disposed on the inner housing 4 of the cleaning appliance. The inner shell 4 of the cleaning appliance is arranged in a square shape, so that the place close to the wall surface and the corner can be effectively cleaned.
The impact mechanism comprises an impact plate 1, an elastic device 2 and a sensing device 3. The collision plate 1 is a square collision plate 1, and the collision plate 1 continuously surrounds the inner housing 4 of the cleaning appliance.
Referring to fig. 4, 6, and 7, the elastic means 2 is provided on the inner case 4 and connected to the collision plate 1 such that a gap is formed between the collision plate 1 and the inner case 4. The sensing means 3 comprises a number of sensors 31, each arranged on the edge of the inner housing 4, for receiving the impact signal of the impact plate 1 and transmitting the signal to the control system of the mopping cleaning appliance.
The elastic device 2 is arranged to keep a movable gap between the collision plate 1 and the inner shell 4, when the collision plate 1 collides with an obstacle, the collision plate 1 is stressed to drive the elastic device 2 to compress or stretch, so that the collision plate 1 is displaced, and the sensing device 3 is triggered to generate a signal; when the horizontal or vertical component force of a certain collision position is small, due to the arrangement of the elastic device 2, the limit of the collision plate 1 is elastic, and there is no rigid limit, so that the collision plate 1 can be displaced after overcoming the elastic force of the spring, thereby triggering the plurality of sensors 31; due to the arrangement of the elastic device 2, different sensors 31 are triggered when different positions of the collision plate 1 are impacted, so that the control system can correctly judge the collision position and make corresponding adjustment.
The collision plate 1 includes an integrated annular plate continuously surrounding the outer side surface of the inner shell 4 and a side plate disposed along the inner wall of the annular plate perpendicularly to the annular plate.
Referring to fig. 4, the elastic means 2 includes an elastic member 21 and a moving member 22. The elastic member 21 is fixed to the inner case 4, and the moving member 22 is fixed to the elastic member 21. The collision plate 1 is provided with guide rods 9, and the guide rods 9 are connected to the moving member 22 for transmitting the force on the collision plate 1 to the moving member 22 so that the moving member 22 approaches or separates from the elastic member 21 to compress or stretch the elastic member 21. The guide rods 9 are fixed to the side plates of the impact plate 1.
Referring to fig. 6 and 7, the inner case 4 is provided with mounting grooves 5, and the front end and the rear end of the inner case 4 are respectively provided with one mounting groove 5 for mounting the elastic member 21 and the moving member 22. The elastic device 2 comprises two sets of elastic parts 21 and two sets of moving parts 22, and one set of elastic parts 21 and one set of moving parts 22 are arranged in each mounting groove 5.
In this embodiment, each set of elastic members 21 includes two springs 211 fixed on two opposite first sides of the mounting groove 5, respectively. Each set of moving parts 22 comprises two moving blocks 221 fixed to the free ends of the two springs 211. The guide rod 9 is disposed between the two moving blocks 221, and the top ends of the two moving blocks 221 abut against the guide rod 9.
When the collision plate 1 is impacted, the guide rod 9, under the driving of the collision plate 1, pushes the moving block 221 to displace, compressing the spring 211, so that the collision plate 1 can displace effectively to touch the corresponding sensor 31. The mounting groove 5 is transversely arranged, the arrangement direction of the spring 211 is along the length direction of the mounting groove 5, and the moving block 221 enables the moving gap between the collision plate 1 and the left side surface and the right side surface of the inner shell 4 to be freely compressed and rebounded under the action of the elastic force of the spring 211 through the action of the guide rod 9.
A limit groove 6 is arranged on a second side surface of the mounting groove 5, which is approximately perpendicular to the first side surface, and the length direction of the limit groove 6 is consistent with the moving direction of the moving block 221. The moving block 221 is provided with a limiting strip 7, and the limiting strip 7 is inserted into the limiting groove 6.
Referring to fig. 3-5, in this embodiment, the resilient means 2 further comprises a shield 8, the shield 8 being fixed to the inner shell 4 and enclosing the resilient member 21 and at least part of the moving member 22 inside. The spring 211 and part of the moving block 221 are covered by the shield 8, so that the spring 211 and the moving block 221 are prevented from being accidentally damaged, and the service life of the whole collision mechanism is prolonged.
Referring to fig. 4-7, in the present embodiment, the elastic device 2 further includes an elastic sheet 23. The elastic sheet 23 is arranged on the end face of the front end of the inner shell 4, the free end of the elastic sheet 23 is abutted against the inner wall of the collision plate 1, namely the inner wall of the annular plate of the collision plate 1, so that the annular plate and the front end of the inner shell 4 keep a movable gap, and the annular plate and the rear end of the inner shell 4 do not have a gap under the action of the elastic force. Therefore, the collision plate 1 can be compressively displaced only rearward and leftward and rightward, and cannot be displaced forward when being collided.
In the present embodiment, the number of the sensors 31 is six, two sensors are respectively provided at the front end and the left and right ends of the inner case 4, and each sensor 31 has its own identification information, and transmits the own identification information to the control system together when transmitting the collision signal. The self-identification information of each sensor 31 is different, such as different digital information, codes, etc., and the sensors can be distinguished. The sensor 31 is an opto-coupler sensor 31. When receiving the collision signal from the sensor 31, the control system receives the own identification information of the sensor 31 at the same time, thereby identifying the position of the triggered sensor 31 and performing corresponding adjustment. In other embodiments, the specific number and type of sensors 31 is not limited.
Referring to fig. 8 and 9, the sensing device 3 further includes a triggering bracket 32, and the triggering bracket 32 is rotatably disposed on the inner housing 4 for transmitting the collision signal of the collision plate 1 to the sensor. The trigger bracket 32 is provided with a torsion spring, so that one end of the trigger bracket 32 can elastically rotate and displace around a rotation point under the action of a force. And the other end of triggering support 32 is equipped with shelters from the rib, and when triggering support 32 and being collided and take place to rotate, sheltered from the rib and take place the displacement simultaneously, sheltered from sensor 31's infrared light to make sensor 31 sense this trigger signal. When the collision plate 1 is reset, the trigger bracket 32 is also reset by the elastic force of the torsion spring.
Referring to fig. 5 and 10, collision detection of seven collision positions is performed with respect to the front end and the right side of the inner case 4. The two sensors at the front end of the inner shell 4 are respectively a first sensor 311 and a second sensor 312, and the two sensors at the right side of the inner shell 4 are respectively a third sensor 313 and a fourth sensor 314.
When the position a is collided, the collision plate 1 is vertically displaced backwards, and the first sensor and the second sensor are triggered; when the position b is collided, the collision plate 1 rotates clockwise, and the second sensor and the fourth sensor are triggered; when the position c is impacted, the impact plate 1 displaces on the diagonal line of the inner shell 4 along the impact direction of the position three, and the first sensor, the second sensor, the third sensor and the fourth sensor are triggered; when the position d is collided, the collision plate 1 rotates anticlockwise, and the third sensor and the first sensor are triggered; when the e position is collided, the collision plate 1 is displaced leftwards, and the third sensor and the fourth sensor are triggered; when the position f is collided, the collision plate 1 rotates clockwise, and the fourth sensor and the second sensor are triggered; when the g position is impacted, the impact plate 1 is displaced counterclockwise, and the third and first sensors are triggered. When the d position and the g position are collided, the third sensor and the first sensor are triggered, and at the moment, a control system of the cleaning appliance is required to judge whether the collision at the moment is from the front or from the back according to the collision result of the previous step so as to distinguish the d position from the g position.
The front end and the left side of the inner shell 4 are symmetrical with the front end and the left side of the inner shell, so the details are not described.
Example two
The present embodiment provides a floor-mopping machine, comprising an inner shell 4, a control system and the crash mechanism of the first embodiment.
The above only is the preferred embodiment of the present invention, not therefore the limit the patent protection scope of the present invention, all applications the equivalent structure transformation made by the contents of the specification and the drawings of the present invention is directly or indirectly applied to other related technical fields, and all the same principles are included in the protection scope of the present invention.
Claims (9)
1. A collision mechanism is arranged on an inner shell of a cleaning appliance and is characterized by comprising a collision plate, an elastic device and a sensing device, wherein the collision plate is a square collision plate and continuously surrounds the inner shell;
the number of the sensors is six, the two sensors are arranged at the front end and the left end and the right end of the inner shell respectively, each sensor is provided with self identification information, and the self identification information is transmitted to the control system together when collision signals are transmitted.
2. The crash mechanism of claim 1 wherein the resilient means comprises a resilient member secured to the inner shell and a moving member secured to the resilient member, the crash plate having guide rods attached thereto for transmitting the force of the crash plate to the moving member to move the moving member toward or away from the resilient member to compress or stretch the resilient member.
3. The crash mechanism according to claim 2 wherein said resilient member comprises two springs, said moving member comprises two moving blocks, said inner housing has a mounting groove, said two springs are fixed to two opposite first sides of said mounting groove, said two moving blocks are fixed to free ends of said two springs, said guide bar is disposed between said two moving blocks, and top ends of said two moving blocks abut against said guide bar.
4. The impact mechanism as claimed in claim 3, wherein a second side surface of the mounting groove, which is substantially perpendicular to the first side surface, is provided with a limiting groove, the length direction of the limiting groove is consistent with the moving direction of the moving block, and the moving block is provided with a limiting strip, which is inserted into the limiting groove.
5. The crash mechanism defined in any one of claims 2 to 4 wherein the resilient means further comprises a shield secured to the inner housing and enclosing the resilient member and at least part of the moving member therein.
6. The crash mechanism defined in claim 5 wherein said resilient means comprises two sets of resilient members and two sets of displacement means, one set of resilient members and one set of displacement means being provided at each of the front and rear ends of the inner housing.
7. The impact mechanism of claim 6, wherein the resilient means further comprises a resilient plate disposed on the front end of the inner housing, the free end of the resilient plate abutting against the inner wall of the impact plate for maintaining a clearance between the impact plate and the front end of the inner housing, the impact plate being free of a clearance with the rear end of the inner housing.
8. The crash mechanism of claim 1 wherein the sensing device further comprises a trigger bracket rotatably disposed on the inner housing for transmitting the crash signal of the crash plate to the sensor.
9. A mopping machine comprising a crash mechanism according to any one of claims 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821686093.8U CN209847093U (en) | 2018-10-17 | 2018-10-17 | Collision mechanism and floor mopping machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821686093.8U CN209847093U (en) | 2018-10-17 | 2018-10-17 | Collision mechanism and floor mopping machine |
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| Publication Number | Publication Date |
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| CN209847093U true CN209847093U (en) | 2019-12-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821686093.8U Active CN209847093U (en) | 2018-10-17 | 2018-10-17 | Collision mechanism and floor mopping machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109199258A (en) * | 2018-10-17 | 2019-01-15 | 宁波洒哇地咔电器有限公司 | Collide mechanism and floor cleaning machine |
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2018
- 2018-10-17 CN CN201821686093.8U patent/CN209847093U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109199258A (en) * | 2018-10-17 | 2019-01-15 | 宁波洒哇地咔电器有限公司 | Collide mechanism and floor cleaning machine |
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