CN218684180U - Sucking disc and wall robot - Google Patents
Sucking disc and wall robot Download PDFInfo
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- CN218684180U CN218684180U CN202222983633.1U CN202222983633U CN218684180U CN 218684180 U CN218684180 U CN 218684180U CN 202222983633 U CN202222983633 U CN 202222983633U CN 218684180 U CN218684180 U CN 218684180U
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Abstract
The utility model discloses a sucking disc and wall robot, the sucking disc includes: the device comprises a support, a rigid sliding disc and a flexible connecting piece, wherein the support is provided with an inlet, an outlet and a negative pressure cavity, and the negative pressure cavity is communicated with the inlet and the outlet; the rigid sliding disc is sleeved on the outer side of the support and can axially slide along the outer side of the support, and the periphery of the first end of the rigid sliding disc is suitable for extending out of the periphery of the inlet; the flexible connecting piece is respectively connected with the bracket and the rigid sliding disc. Through using above-mentioned technical scheme, flexibility and durability when can improve rigidity sliding tray and slide just do benefit to the protection support.
Description
Technical Field
The utility model relates to a cleaning device, in particular to wall robot of sucking disc and applied this sucking disc.
Background
The glass curtain wall cleaning robot is used for cleaning the glass outer wall, can replace spider people to operate, and has the characteristics of intelligent and efficient operation. In the correlation technique, the sucking disc is mostly become by sucking disc support with the wrist to constitute, and this type of sucking disc is used for the curtain robot because the sucking disc wrist receives frictional force great, can drag the wrist when the curtain robot walks for the sucking disc damages easily, is unfavorable for long-time the use.
SUMMERY OF THE UTILITY MODEL
The present invention aims at solving at least one of the technical problems in the related art to a certain extent. Therefore, an object of the present invention is to provide a suction cup, which can improve the flexibility and durability of the rigid sliding plate when sliding, and is beneficial to protecting the support.
Another object of the utility model is to provide a wall robot, including aforementioned sucking disc.
According to the utility model discloses sucking disc, include: the device comprises a support, a rigid sliding disc and a flexible connecting piece, wherein the support is provided with an inlet, an outlet and a negative pressure cavity, and the negative pressure cavity is communicated with the inlet and the outlet; the rigid sliding disc is sleeved outside the support and can slide along the axial direction of the inlet, and the periphery of the first end of the rigid sliding disc is suitable for extending out of the periphery of the inlet; the flexible connecting piece is respectively connected with the bracket and the rigid sliding disc.
According to the utility model discloses sucking disc, through setting up the flexonics spare that links to each other with support and rigidity sliding tray, flexibility and durability when can improve rigidity sliding tray and slide do benefit to the protective cradle.
In addition, the suction cup according to the above embodiment of the present invention may further have the following additional technical features:
in some examples of the invention, the flexible connector includes a fixing portion and a connecting portion, the fixing portion is connected to the support, the connecting portion is configured to be sleeved on the ring outside the support, and one end periphery is connected the periphery of the fixing portion, the periphery of the other end is connected the rigid sliding plate, and the connecting portion is provided in a telescopic structure.
In some examples of the present invention, the suction cup further comprises a positioning ring, the connecting portion is sleeved on the outside of the rigid sliding tray, the positioning ring is sleeved on the connecting portion deviating from one side of the rigid sliding tray, so as to fix the connecting portion with the rigid sliding tray.
In some examples of the present invention, the connecting portion includes a first connecting section and a second connecting section, the first connecting section and the second connecting section are arranged along an axial direction of the inlet, and the first connecting section is closer to the fixing portion than the second connecting section, the second connecting section protrudes outward along a radial direction of the inlet, and a third connecting section is connected between the first connecting section and the second connecting section, and the second connecting section is sleeved outside the rigid sliding plate; and the third connecting section is abutted against the end face of the second end of the rigid sliding disc.
In some examples of the present invention, the rigid sliding plate is provided with a rib on an outer peripheral surface thereof, and the rib is embedded in the flexible connector, the rib is configured to extend continuously or intermittently in a circumferential direction of the rigid sliding plate.
In some examples of the present invention, the rigid slide plate includes a first slide plate and a second slide plate, the first slide plate and the second slide plate are arranged along an axial direction of the inlet, the second slide plate protrudes outward from the first slide plate along a radial direction of the inlet, and the flexible connecting member is connected to the first slide plate; the end of the flexible connecting piece is suitable for abutting against the second sliding disc.
In some examples of the present invention, the suction cup further comprises a filling block, the filling block is disposed in the negative pressure cavity, and the filling block is fixedly connected to the support.
In some examples of the invention, the filler block is an interference fit, a transition fit or a clearance fit with a perimeter wall of the negative pressure cavity.
In some examples of the present invention, a side surface of the filling block abuts against an inner bottom surface of the negative pressure chamber;
in some examples of the present invention, the other side surface of the filling block is lower than the end surface of the open end of the negative pressure chamber, so that a negative pressure space is formed in the open end of the negative pressure chamber, an airflow channel is provided in the filling block, and the airflow channel is respectively communicated with the negative pressure space and the outlet.
According to the utility model discloses wall robot, include: the base, the rollers, the cleaning piece, the sucker and the rollers are connected with the base to drive the base to move; the cleaning piece is connected to the base; the sucking disc is connected with the machine base.
According to the utility model discloses wall robot through using aforementioned sucking disc on wall robot, can improve the flexibility of using, does benefit to the durability that improves the robot.
In some examples of the present invention, the vacuum suction device further comprises an air suction device, the air suction device is connected to the suction cup to make the suction cup adhere to the working surface, and the air suction device is a vacuum pump or a centrifugal fan.
In some examples of the invention, the suction cup is provided near the roller and/or between two of the rollers.
Drawings
Fig. 1 is a schematic diagram of the structure of the suction cup according to some embodiments of the present invention.
Fig. 2 is a cross-sectional view of a suction cup in some embodiments of the invention.
Fig. 3 is a schematic structural view of the cooperation of the suction cup and the wall robot according to some embodiments of the present invention.
Fig. 4 is a schematic structural diagram of a wall robot according to some embodiments of the present invention.
Fig. 5 is a side view of a wall robot in accordance with some embodiments of the present invention.
Fig. 6 is a sectional view taken along the direction B-B in fig. 4.
Reference numerals:
100. a wall robot; 1. a suction cup; 11. a support; 101. an inlet; 102. an outlet; 103. an air flow channel; 12. a rigid slider tray; 121. a first slide plate; 122. a second slide plate; 124. a rib is protruded; 13. a flexible connector; 131. a fixed part; 132. a connecting portion; 1321. a first connection section; 1322. a second connection section; 1323. a third connection section; 14. a positioning ring; 15. filling blocks; 16. a fixing member; 17. straight-through; 18. locking the nut; 2. a machine base; 3. a roller; 4. a cleaning member; 5. an air extraction device; 8. an obstacle.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
With reference to fig. 1 to 6, a suction cup 1 according to an embodiment of the present invention includes: the device comprises a support 11, a rigid sliding disc 12 and a flexible connecting piece 13, wherein the support 11 is provided with an inlet 101, an outlet 102 and a negative pressure cavity, the negative pressure cavity is communicated with the inlet 101 and the outlet 102, the outlet 102 can be arranged on the wall of the negative pressure cavity, the rigid sliding disc 12 is sleeved outside the support 11 and can slide along the axial direction of the inlet 101, and the periphery of the first end of the rigid sliding disc 12 is suitable for extending out of the periphery of the inlet 101 of the support 11; the flexible connecting piece 13 is respectively connected with the bracket 11 and the rigid sliding disk 12. Specifically, the support 11 is connected with the rigid sliding disc 12, and a negative pressure cavity is formed between the rigid sliding disc 12 and the support 11, so that the rigid sliding disc 12 can be adsorbed on a working surface and is suitable for sliding on the working surface, and the working performance of the sucker 1 is improved. Wherein, the rigid sliding disk 12 is suitable for various working surfaces, has high wear resistance and can prolong the service life of the sliding disk. Further, the sucker 1 is provided with the flexible connecting piece 13, the flexible connecting piece 13 is respectively connected with the support 11 and the rigid sliding plate 12, so that the flexible connecting piece 13 can play a role in guiding the rigid sliding plate 12 in the moving process, the flexibility of the movement of the rigid sliding plate 12 can be improved, and in addition, when the rigid sliding plate 12 is stressed greatly, the flexible connecting piece 13 can play a role in buffering, and the support 11 is protected favorably.
According to the utility model discloses sucking disc 1, through setting up the flexible connectors 13 who links to each other with support 11 and rigidity sliding tray 12, flexibility and durability when can improve rigidity sliding tray 12 and slide do benefit to protective cradle 11.
During the application, air extraction device 5 can be taken out the air between rigidity sliding tray 12 and the support 11 to export 102 from import 101 to make rigidity sliding tray 12 adsorb on the working surface, and when sucking disc 1 removed, rigidity sliding tray 12 can remove on the working surface, and flexible connection spare 13 links to each other with rigidity sliding tray 12, is convenient for provide the direction for the sliding tray removes, does benefit to and improves the slip effect, just does benefit to protection support 11.
Optionally, the sliding plate may be made of a rigid material or a non-rigid material, that is, a material having a certain flexibility or a certain deformation capability, such as plastic, rubber, polyurethane, or sponge, which is beneficial to improving the self-adaptive capability of the sliding plate on different working surfaces and reducing the friction force received by the sliding plate; when the sucker 1 meets the obstacle 8, the non-rigid material can improve the floating amount of the sliding disc, and is favorable for crossing the obstacle 8.
With reference to fig. 2, in some embodiments of the present invention, a height difference is provided between the lower edge of the bracket 11 and the lower edge of the rigid sliding tray 12, that is, the bottommost surface of the rigid sliding tray 12 is lower than the bottommost surface of the bracket 11, so that the obstacle avoidance effect can be improved. When the rigid sliding disk 12 encounters an obstacle during sliding, the rigid sliding disk 12 can cross the obstacle, wherein the height difference between the lower edge of the bracket 11 and the lower edge of the rigid sliding disk 12 can be set to be larger than the height of the protruding working surface of the obstacle 8. In practical application, different rigid sliding discs 12 can be arranged according to the condition of the working surface, and the height difference between the bottommost surface of the different rigid sliding discs 12 and the bottommost surface of the bracket 11 is different.
Referring to fig. 2, in some embodiments of the present invention, the flexible connecting member 13 includes a fixing portion 131 and a connecting portion 132, the fixing portion 131 is connected to the bracket 11, the connecting portion 132 is configured to be annular and is disposed outside the bracket 11, one end of the connecting portion is connected to the periphery of the fixing portion 131, the other end of the connecting portion is connected to the rigid sliding plate 12, and the connecting portion 132 is configured to be retractable. Specifically, the fixed portion 131 of the flexible link 13 is connected to the bracket 11, and the connecting portion 132 is connected to the bracket 11 and the outer peripheral surface of the rigid slider 12.
In some embodiments of the present invention, the flexible connecting member 13 may be a structure integrally formed. The flexible connecting piece 13 can be made of rubber, polyurethane, silica gel and other materials, so that the guiding capacity and the stress buffering capacity of the flexible connecting piece 13 are improved, and the manufacturing and using cost is favorably reduced.
Further, combine fig. 1 and fig. 2, in some embodiments of the present invention, the suction cup 1 further includes a positioning ring 14, the connecting portion 132 is sleeved on the outer side of the rigid sliding tray 12, the positioning ring 14 is along one side of the connecting portion 132 departing from the rigid sliding tray 12, so as to fix the connecting portion 132 and the rigid sliding tray 12, thereby improving the stability of the connecting portion 132 connected with the rigid sliding tray 12, and facilitating the improvement of the guiding function of the flexible connecting member 13. Alternatively, the positioning ring 14 may be a hose clamp, which is simple in structure, easy to obtain, and has high flexibility and stability in positioning and adjustment.
With reference to fig. 2, in some embodiments of the present invention, the connecting portion 132 includes a first connecting section 1321 and a second connecting section 1322, the first connecting section 1321 and the second connecting section 1322 are disposed along the axial direction of the inlet 101, and can play a role of buffering and guiding when the rigid slide plate 12 moves axially, and the first connecting section 1321 is closer to the fixing portion 131 than the second connecting section 1322, the second connecting section 1322 protrudes the first connecting section 1321 along the radial direction of the inlet 101, and a third connecting section 1323 is connected between the first connecting section 1321 and the second connecting section 1322, and the second connecting section 1322 is sleeved on the outer side of the rigid slide plate 12. Specifically, the first connecting section 1321 may be sleeved outside the support 11, the second connecting section 1322 may be sleeved outside the rigid sliding tray 12, and the third connecting section 1323 is connected between the first connecting section 1321 and the second connecting section 1322, so as to connect the junction between the support 11 and the rigid sliding tray 12, which is beneficial to improving the connection effect between the flexible connection element 13 and the support 11 and the rigid sliding tray 12.
The utility model discloses an in some embodiments, wedge structure is constructed along the ascending tip in the axial direction of import 101 to first linkage segment 1321, can play the guide effect when meetting the obstacle, does benefit to and alleviates the damage, improves the durability.
In some embodiments of the present invention, the third connecting section 1323 abuts against the end surface of the second end of the rigid sliding tray 12, so as to improve the connection tightness between the connecting portion 132 and the rigid sliding tray 12. Specifically, the rigid sliding tray 12 is sleeved outside the bracket 11, so that, in the radial direction of the inlet 101, the length of the rigid sliding tray 12 is greater than that of the bracket 11, the first connecting section 1321 can be connected with the peripheral wall of the bracket 11 to improve the matching tightness between the flexible connecting piece 13 and the bracket 11, the second connecting section 1322 can be connected with the rigid sliding tray 12 to improve the matching tightness between the connecting piece and the rigid sliding tray 12, and the third connecting section 1323 can connect the position between the end surface of the rigid sliding tray 12 and the bracket 11 after the rigid sliding tray 12 is sleeved on the bracket 11, so that the flexible connecting piece 13 can cover the outer peripheral surface of the rigid sliding tray 12 on the outer peripheral surface of the rigid sliding tray 12, and is stable in structure and is not easy to slide.
In some embodiments of the present invention, the rib 124 is disposed on the outer peripheral surface of the rigid sliding tray 12, and the rib 124 is embedded in the flexible connecting member 13, the rib 124 is configured to extend continuously or intermittently along the circumference of the rigid sliding tray 12, so as to improve the stability of the rigid sliding tray 12 and the flexible connecting member 13, and prevent the flexible connecting member 13 from moving on the rigid sliding tray 12.
With reference to fig. 1, in some embodiments of the present invention, the rigid sliding plate 12 includes a first sliding plate 121 and a second sliding plate 122, the first sliding plate 121 and the second sliding plate 122 are arranged along the axial direction of the inlet 101, the second sliding plate 122 protrudes from the first sliding plate 121 along the radial direction of the inlet 101, and the flexible connecting member 13 is connected to the first sliding plate 121. Specifically, the second sliding plate 122 protrudes outward from the first sliding plate 121 along the radial direction of the inlet 101, that is, the first sliding plate 121 is used for being matched with the flexible connecting piece 13, the second sliding plate 122 is used for being in contact with the working surface, and the second sliding plate 122 is suitable for increasing the contact area between the sliding plate and the working surface, so that the adsorption effect is improved, and the overall structural strength of the rigid sliding plate 12 can be improved.
Referring to fig. 1, in some embodiments of the present invention, a wedge-shaped structure may be constructed on the outer peripheral surface of the second sliding plate 122, which may play a guiding role when encountering an obstacle, thereby facilitating to reduce the damage and improve the durability.
With reference to fig. 2, in some embodiments of the present invention, the end of the flexible connecting member 13 is adapted to abut against the second sliding plate 122, which is beneficial to improving the stability of the connection between the flexible connecting member 13 and the rigid sliding plate 12, and is also beneficial to transferring the impact force received by the movement of the rigid sliding plate 12 to the flexible connecting member 13, which is beneficial to reducing the resistance of the rigid sliding plate 12 in the movement.
With reference to fig. 2, in some embodiments of the present invention, the suction cup 1 further includes a filling block 15, the filling block 15 is disposed in the negative pressure cavity, and the filling block 15 is fixedly connected to the support 11, so as to improve the structural stability. Specifically, the filling block 15 can fill the space in the negative pressure cavity to reduce the gas volume of the vacuum pumping, which is beneficial to the time of accelerating the vacuum pumping, so that the sucker 1 can be quickly adsorbed on the working surface. In particular, the filling block 15 may be made of plastic material to reduce the weight of the suction cup 1, which is beneficial to reduce the sliding resistance of the suction cup 1.
In some embodiments of the present invention, the filler block 15 is in interference fit, transition fit or clearance fit with the peripheral wall of the negative pressure chamber, which is beneficial to improving the structural stability.
With reference to fig. 2, in some embodiments of the present invention, a side surface of the filling block 15 is attached to the inner bottom surface of the negative pressure cavity to avoid air remaining between the filling block 15 and the inner bottom surface of the negative pressure cavity, thereby improving the vacuum effect, improving the suction force of the suction cup 1 and facilitating the spatial arrangement.
With reference to fig. 2, in some embodiments of the present invention, the other side surface of the filling block 15 sinks compared with the end surface of the opening end of the negative pressure cavity, so as to form a negative pressure space in the opening end of the negative pressure cavity, the filling block 15 has an airflow channel 103 therein, the airflow channel 103 is respectively communicated with the negative pressure space and the outlet 102, and therefore, the air in the negative pressure cavity can be pumped to the outlet 102 through the airflow channel 103, which is beneficial to improving the air pumping efficiency and the air pumping effect. Alternatively, the filling block 15 may be fixedly connected to the negative pressure space by a fixing member 16. Specifically, the fastener 16 may be inserted into the bracket 11 to attach the filling block 15 to the bracket 11.
According to the other embodiments of the present invention, the flexible connecting member 13 may be an elastic member, one end of the elastic member is connected to the bracket 11, and the other end is connected to the sliding plate. Specifically, the sliding plate may be made of a rigid material or a flexible material, for example, the sliding plate includes a main body portion and an abutting portion, one end of the main body portion is connected to the bracket 11, the other end of the main body portion is connected to the abutting portion, and the abutting portion directly contacts the working surface, wherein the main body portion and the abutting portion may be annular, and the main body portion may be made of an organ pipe or rubber.
With reference to fig. 1 to 6, a wall robot 100 according to an embodiment of the present invention includes: the base 2, the rollers 3, the cleaning piece 4, the sucker 1 and the rollers 3 are connected with the base 2 to drive the base 2 to move; the cleaning piece 4 is connected to the machine base 2 and used for cleaning a working surface; sucking disc 1 links to each other with frame 2, and sucking disc 1 adsorbs on the working surface, avoids the robot landing in clean process, through using aforementioned sucking disc 1 on wall robot 100, can improve the flexibility and the durability of using, does benefit to the work efficiency who improves the robot.
With reference to fig. 6, in some examples of the present invention, the present invention further includes an air extractor 5, the air extractor 5 is connected to the suction cup 1, and the air extractor 5 sucks air in the negative pressure cavity to make the suction cup 1 adhere to the working surface. Specifically, the air extracting device 5 is a vacuum pump or a centrifugal fan, which can be selected according to actual conditions to improve the air extracting effect, or to reach a vacuum state quickly, so as to improve the adsorption force of the suction cup 1 and the working efficiency of the wall robot 100.
With reference to fig. 4 and 5, in some examples of the present invention, the suction cup 1 is disposed between two rollers 3, so as to reduce the resistance of the suction cup 1 when sliding. Specifically, the suction cup 1 is connected with the bracket 11, the bracket 11 is connected with the base 2, and the roller 3 drives the base 2 to move. From this, some power that sucking disc 1 received can be absorbed by flexible connectors 13, and some can transmit to frame 2 through support 11, can convert the sliding friction of sucking disc 1 into the rolling friction of gyro wheel 3, does benefit to the sliding resistance who reduces sucking disc 1, improves sucking disc 1's durability, and then improves wall robot 100's walking efficiency. The suction cup may also be disposed adjacent to the roller 3. Further, the wall surface robot 100 may be provided with a plurality of suction cups 1 to improve the suction effect of the robot.
The suction cup 1 and the wall robot 100 according to an embodiment of the present invention will be described with reference to the accompanying drawings.
With reference to fig. 1 to 6, according to the utility model discloses a sucking disc 1 and wall robot 100, sucking disc 1 includes: a bracket 11, a flexible connecting piece 13 and a rigid sliding disk 12. Wherein, as shown in fig. 2, the radius of the bracket is r1, the radius of the rigid sliding disk 12 is r2, and the total suction force received by the suction cup 1 is F Suction device ＝PS＝F 1 +F 2 ＝P(S 1 +S 2 ). Wherein S is 1 ＝πr 1 2 ，S 2 ＝π(r 2 2 -r 1 2 ). F of friction force received by the roller 3 Roller 3 ＝u Roller 3 F 1 The friction force on the suction cup 1 is f Sliding plate ＝u Sliding plate F 2 . In the wall surface robot 100, the friction force applied to the roller 3 is the power, mainly used to resist the self weight of the robot, so the structure of the suction cup 1 should be increased by f Roller 3 I.e. increase S 1 The robot is used for ensuring the safety of the robot; and f Sliding plate For the sealing of the suction cup 1, so f is smaller Sliding plate Is favorable for realizing the sealing and obstacle crossing of the sliding disk, namely reducing S 2 。
More specifically, the bracket 11 is pressed against the frame by means of a locking nut 18, and the flexible connecting member 13 is housed on the bracket 11. The rigid sliding disk 12 is sleeved on the bracket 11 and locked on the flexible connecting piece 13 through a positioning ring 14. The suction plate 1 is evacuated to the suction plate 1 via the through-passage 17 by means of a vacuum pump. When the sucking disc 1 is in an obstacle, the rigid sliding disc 12 can slide on the obstacle through the edge chamfer, so that the flexible connecting piece 13 is compressed, and the rigid sliding disc 12 ascends along the guide of the bracket 11, thereby realizing the obstacle crossing. That is to say, the rigid sliding disc 12 can adaptively adjust clearance obstacle surmounting through the guiding sliding of the flexible connecting piece 13 and the bracket 11, and the adaptability and the practicability of the sucker 1 are improved. Further, support 11 links to each other with frame 2 for on the adsorption affinity that support 11 receives transmitted frame 2, gyro wheel 3 drove frame 2 and removed, thereby alleviateed the atress of sucking disc 1 and support 11, do benefit to the adsorption efficiency and the walking efficiency that improve the robot.
According to the utility model discloses sucking disc 1 and wall robot 100, can divide into sucking disc 1 positive pressure and the positive pressure that the sliding plate receives through the produced positive pressure of regulation sucking disc 1 for the frictional force of rigidity sliding plate 12 is controllable, the sliding friction resistance of sucking disc 1 has been reduced, the friction power of wall robot 100 has been increased, furthest has utilized sucking disc 1's positive pressure area, thereby the demand to the machining precision of rigidity sliding plate 12 bottom surface and the drive moment of tire has been reduced, the efficiency that wall robot 100 adsorbs the walking has been improved.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Moreover, various embodiments or examples and features of various embodiments or examples described in this specification can be combined and combined by one skilled in the art without being mutually inconsistent.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (10)
1. Suction cup (1), characterized in that it comprises:
the support (11), the support (11) is provided with an inlet (101), an outlet (102) and a negative pressure cavity, and the negative pressure cavity is communicated with the inlet (101) and the outlet (102);
the rigid sliding disc (12) is sleeved outside the support (11) and can slide along the axial direction of the inlet (101), and the first end periphery of the rigid sliding disc (12) is suitable for extending out of the periphery of the inlet (101);
the flexible connecting piece (13), flexible connecting piece (13) respectively with support (11) with rigidity sliding tray (12) are connected.
2. Suction cup according to claim 1, characterized in that the flexible connecting member (13) comprises a fixing portion (131) and a connecting portion (132), the fixing portion (131) is connected to the support (11), the connecting portion (132) is configured as a ring shape sleeved outside the support (11), one end of the connecting portion is connected to the periphery of the fixing portion (131) at the periphery, the other end of the connecting portion is connected to the rigid sliding plate (12), and the connecting portion (132) is provided in a telescopic structure.
3. Suction cup according to claim 2, characterized in that the suction cup (1) further comprises a positioning ring (14), the connecting portion (132) is sleeved on the outer side of the rigid sliding plate (12), and the positioning ring (14) is sleeved on the side of the connecting portion (132) away from the rigid sliding plate (12) to fixedly connect the connecting portion (132) and the rigid sliding plate (12).
4. The suction cup according to claim 3, wherein the connecting portion (132) comprises a first connecting section (1321), a second connecting section (1322) and a third connecting section, the first connecting section (1321) and the second connecting section (1322) are arranged along the axial direction of the inlet (101), the first connecting section (1321) is closer to the fixing portion (131) than the second connecting section (1322), the second connecting section (1322) protrudes outward from the first connecting section (1321) along the radial direction of the inlet (101), a third connecting section (1323) is connected between the first connecting section (1321) and the second connecting section (1322), and the second connecting section (1322) is sleeved outside the rigid sliding disk (12); the third connecting section (1323) abuts against an end face of the second end of the rigid sliding disk (12).
5. The suction cup according to claim 2, wherein a rib (124) is provided on an outer peripheral surface of the rigid slider plate (12), and the rib (124) is embedded in the flexible connecting member (13), the rib (124) being configured to extend continuously or intermittently in a circumferential direction of the rigid slider plate (12).
6. Suction cup according to any of claims 1 to 5, characterized in that the rigid slide plate (12) comprises a first slide plate (121) and a second slide plate (122), the first slide plate (121) and the second slide plate (122) being arranged in the axial direction of the inlet (101), the second slide plate (122) protruding the first slide plate (121) radially outwards of the inlet (101), the flexible connection (13) being connected to the first slide plate (121); the end of the flexible connecting piece (13) is suitable for abutting against the second sliding disk (122).
7. Suction cup according to any of claims 1-5, characterized in that the suction cup (1) further comprises a filling block (15), the filling block (15) is arranged in the negative pressure chamber, and the filling block (15) is fixedly connected with the bracket (11).
8. Suction cup according to claim 7, characterized in that the filling block (15) is an interference, transition or clearance fit with the circumferential wall of the underpressure chamber;
and/or one side surface of the filling block (15) is abutted against the inner bottom surface of the negative pressure cavity;
and/or, the other side surface of the filling block (15) sinks compared with the end surface of the opening end of the negative pressure cavity, so that a negative pressure space is formed in the opening end of the negative pressure cavity, an air flow channel (103) is arranged in the filling block (15), and the air flow channel (103) is communicated with the negative pressure space and the outlet (102) respectively.
9. A wall robot (100), comprising:
a machine base (2),
the rollers (3) are connected with the base (2) to drive the base (2) to move;
the cleaning piece (4), the said cleaning piece (4) is connected to the said stand (2);
-a suction cup (1) according to any of claims 1 to 8, the suction cup (1) being connected to the housing (2).
10. A wall robot as claimed in claim 9, further comprising an air extractor (5), said air extractor (5) being connected to said suction cup (1) to allow the suction cup (1) to be attached to a work surface, said air extractor (5) being a vacuum pump or a centrifugal fan; and/or
The sucker (1) is arranged near the roller (3) and/or between the two rollers (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222983633.1U CN218684180U (en) | 2022-11-09 | 2022-11-09 | Sucking disc and wall robot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222983633.1U CN218684180U (en) | 2022-11-09 | 2022-11-09 | Sucking disc and wall robot |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218684180U true CN218684180U (en) | 2023-03-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222983633.1U Active CN218684180U (en) | 2022-11-09 | 2022-11-09 | Sucking disc and wall robot |
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| CN (1) | CN218684180U (en) |
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