CN112666940A - Detection device and automated guided vehicle - Google Patents

Detection device and automated guided vehicle Download PDF

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Publication number
CN112666940A
CN112666940A CN202011455222.4A CN202011455222A CN112666940A CN 112666940 A CN112666940 A CN 112666940A CN 202011455222 A CN202011455222 A CN 202011455222A CN 112666940 A CN112666940 A CN 112666940A
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CN
China
Prior art keywords
base
air bag
fixing piece
detection
opening
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Pending
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CN202011455222.4A
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Chinese (zh)
Inventor
柳云飞
李福轩
姜超
韩武
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Beijing ByteDance Network Technology Co Ltd
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Beijing ByteDance Network Technology Co Ltd
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Priority to CN202011455222.4A priority Critical patent/CN112666940A/en
Publication of CN112666940A publication Critical patent/CN112666940A/en
Pending legal-status Critical Current

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Abstract

The present disclosure provides a detection device and an automated guided vehicle. Wherein detection device includes: the airbag is provided with an opening, and the base is at least partially positioned in the opening of the airbag; the end part of the opening of the air bag is detachably connected with the base, the base blocks the opening of the air bag, and the base and the air bag form a closed space for containing air; and the detection part is at least partially positioned in the closed space and is used for detecting the air pressure in the closed space. The device can detect the collision in different directions and can be conveniently maintained under the condition of not damaging the air tightness of the air bag.

Description

Detection device and automated guided vehicle
Technical Field
The disclosure relates to the technical field of mechanical structures, in particular to a detection device and an automatic guided vehicle.
Background
An Automated Guided Vehicle (Automated Guided Vehicle) is a robot moving platform equipped with various sensors and computing devices. The sensor is required to judge whether the sensor touches an external foreign body or not particularly after encountering an obstacle, so that an instruction is transmitted to the central controller to determine the next action.
Disclosure of Invention
In order to solve the existing problems, the present disclosure provides a detection device and an automated guided vehicle.
The present disclosure adopts the following technical solutions.
In some embodiments, the present disclosure provides a detection apparatus comprising:
an airbag having an opening;
a base at least partially positioned within the opening of the bladder;
the end part of the opening of the air bag is detachably connected with the base, the base blocks the opening of the air bag, and the base and the air bag form a closed space for containing air;
and the detection part is at least partially positioned in the closed space and is used for detecting the air pressure in the closed space.
In some embodiments, the present disclosure provides an automated guided vehicle.
The detection device provided by the embodiment of the disclosure comprises an air bag, wherein the air bag is provided with an opening; a base at least partially positioned within the opening of the bladder; the end part of the opening of the air bag is detachably connected with the base, the base blocks the opening of the air bag, and the base and the air bag form a closed space for containing air; and the detection part is at least partially positioned in the closed space and is used for detecting the air pressure in the closed space. The device provided by the embodiment of the disclosure can realize the collision detection in different directions and different directions, and can be conveniently maintained under the condition of not damaging the air tightness of the air bag.
Drawings
The above and other features, advantages and aspects of various embodiments of the present disclosure will become more apparent by referring to the following detailed description when taken in conjunction with the accompanying drawings. Throughout the drawings, the same or similar reference numbers refer to the same or similar elements. It should be understood that the drawings are schematic and that elements and elements are not necessarily drawn to scale.
FIG. 1 is a perspective view of a detection device according to an embodiment of the present disclosure.
Fig. 2 is a perspective view of a base of an embodiment of the present disclosure.
Fig. 3 is a cross-sectional view of a detection device of an embodiment of the present disclosure.
Fig. 4 is a cross-sectional perspective view of a detection device of an embodiment of the present disclosure.
Reference numerals: 1. an air bag; 11. flanging; 2. a base; 3. a detection section; 4. a fixing member; 41. a limiting bulge; 5. a valve; 6. a transmission conductor.
Detailed Description
Embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While certain embodiments of the present disclosure are shown in the drawings, it is to be understood that the present disclosure may be embodied in various forms and should not be construed as limited to the embodiments set forth herein, but rather are provided for a more thorough and complete understanding of the present disclosure. It should be understood that the drawings and embodiments of the disclosure are for illustration purposes only and are not intended to limit the scope of the disclosure.
The term "include" and variations thereof as used herein are open-ended, i.e., "including but not limited to". The term "based on" is "based, at least in part, on". The term "one embodiment" means "at least one embodiment"; the term "another embodiment" means "at least one additional embodiment"; the term "some embodiments" means "at least some embodiments". Relevant definitions for other terms will be given in the following description.
It should be noted that the terms "first", "second", and the like in the present disclosure are only used for distinguishing different devices, modules or units, and are not used for limiting the order or interdependence relationship of the functions performed by the devices, modules or units.
It is noted that references to "a" or "an" in this disclosure are intended to be illustrative rather than limiting, and that those skilled in the art will recognize that reference to "one or more" unless the context clearly dictates otherwise.
The embodiments of the present application will be described in detail below with reference to the accompanying drawings.
The AGV can collide with a barrier in the using process, so that a collision sensor is often arranged on the AGV, the traditional collision sensor is often a single point, and one collision sensor can only detect whether the collision occurs at a single position.
In some embodiments of the present disclosure, a detection device is provided as shown in fig. 1 to 4, and the detection device of the present embodiment may be used for collision detection, and includes: an airbag 1, a base 2 and a detection member 3. Wherein, gasbag 1 has the opening, and gasbag 1 can adopt materials such as rubber to prepare. The base 2 is at least partially positioned in the opening of the air bag, the end part of the opening of the air bag 1 is detachably fixed with the base 2, the base 2 blocks the opening of the air bag 1, the base 2 and the air bag 1 form a closed space for containing air, the detection part 3 is at least partially positioned in the closed space for detecting the air pressure in the closed space, and the detection part 3 is an air pressure sensor, for example. In this embodiment, the shape of the base 2 may be arbitrary, for example, it may be a plane opposite shape or a three-dimensional curved shape, the base 2 and the airbag 1 together form a closed space, the airbag has an inflated state filled with gas, in the inflated state, when any part of the airbag 1 is collided, the gas pressure inside the airbag is affected, the detecting component 3 can determine whether the airbag collides with other objects by detecting the gas pressure change in the closed space, so that the collision detection for different directions and different directions can be realized, on the other hand, the base 2 and the airbag 1 in this embodiment are detachably fixed, so that the airbag can be easily opened, so that when the detecting component 3 fails, the detecting component 3 can be easily repaired or replaced, for example, when the detecting component 3 is completely located in the closed space, if a closed airbag is used, the detection part 3 cannot be repaired or replaced without damaging the air bag, and the detection part can be easily replaced or repaired without causing the air bag by adopting the scheme in the disclosure; when the detection component 3 is inserted into the closed space, if a sealed air bag is adopted, when the part of the detection component, which is positioned in the closed space, needs to be maintained, the detection component 3 needs to be taken out, the air bag is easily damaged, and the air tightness is reduced.
In some embodiments of the present disclosure, please refer to fig. 3, the detecting device further includes: and the end part of the air bag 1 at the opening is positioned between the base 2 and the fixing part 4, and the base 2 and the fixing part 4 clamp the end part of the air bag at the opening. In this embodiment, adopt mounting 4 and base 2 to mutually support the tip of pressing from both sides tight gasbag 1 at the opening part, realize base 2 and gasbag 1's the dismantlement fixed, the mode through adopting the centre gripping is difficult for causing the damage to gasbag 1 at the tip of opening part, is favorable to prolonging gasbag 1's life.
In some embodiments of the present disclosure, as shown in fig. 3 and 4, the airbag 1 covers the fixing member 4 and the airbag is bent at the opening along the fixing member 4 to form a flange 11 toward the inside of the airbag 1; the flange 11 is clamped between the base 2 and the fixing member 4. In this embodiment, the airbag 1 covers the fixing member 4, so that the airbag is located outside the fixing member 4 and the base 2, thereby increasing the contact area of the airbag to the maximum extent, and enabling the airbag to detect impacts in more directions. In some embodiments, when the air-bag 1 is in an inflated state, there is a gap between the air-bag 1 and the outer wall of the side of the fixing member 4 remote from the base 2. Therefore, when the airbag 1 is in the inflated state, the collision of the outer peripheral side of the fixing member 4 can be detected.
In some embodiments of the present disclosure, the fixing member 4 is a ring-shaped fixing member, and the ring-shaped fixing member is sleeved on the base 2. Optionally, referring to fig. 4, the fixing member 4 may be a square ring, a circular ring, or a polygonal ring, the airbag 1 covers the outer circumferential wall of the annular fixing member, and the end of the airbag 1 at the opening is attached to the inner circumferential wall of the annular fixing member and is clamped between the annular fixing member and the base, so that the sealing property at the opening can be improved, and the periphery of the annular fixing member can be subjected to collision detection.
In some embodiments of the present disclosure, the base is a telescopic base, the telescopic base can expand or reduce the distance between the telescopic base and the fixing member 4, and the air bag 1 can be fastened and the air bag 1 can be loosened by adjusting the distance between the telescopic base and the fixing member 4, so that there is no sliding friction between the base and the air bag 1 during the process of clamping and loosening the air bag 1, thereby reducing the abrasion of the air bag 1 and prolonging the service life.
In some embodiments, the wall surface of the fixing member 4 near one side of the base 2 is provided with a limiting protrusion 41; the wall surface of the fixing piece 4 close to one side of the base 2 and the limiting bulge 41 form an installation space, and at least part of the base 2 is clamped in the installation space. Optionally, as shown in fig. 3 and 4, the cross section of the fixing member 4 is inverted L-shaped, the fixing member 4 protrudes from the wall surface close to the base 2 to form a limiting protrusion, the limiting protrusion can cooperate with the inner wall surface of the fixing member 4 to limit the clamping position between the base 2 and the fixing member 4, and the clamping position can be limited to prevent connection dislocation, which is beneficial to improving the sealing performance of the enclosed space.
In some embodiments, as shown in fig. 4, a valve 5 is disposed on the base 2 and is in communication with the enclosed space, and the enclosed space can be inflated or deflated through the valve 5 to adjust the air pressure. In some embodiments, the valve controller is disposed on the base and is in communication with the detection component 3, and is configured to control the valve to open when the pressure value detected by the detection component 3 is greater than the pressure threshold value. The valve 5 can be automatically opened by setting the valve controller to prevent the air bag from being damaged by overlarge air pressure in the closed space, and the air bag is prevented from being burst due to the overlarge air pressure.
In some embodiments, as shown in fig. 2. The detection component 3 is arranged in the closed space, the detection component 3 is connected with the transmission lead 6, the transmission lead 6 penetrates through the base 2 and extends to the outside of the closed space, and the transmission lead 6 is used for transmitting air pressure data detected by the detection component 3. In this embodiment, the transmission lead 6 to which the detection member 3 is connected passes through the base 2, not through the airbag 1, so that the airtightness of the airbag 1 is not damaged and the maintenance of the detection member 3 is facilitated. In some embodiments, the detection part 3 has a wireless communication component by which the air pressure data detected by the detection part 3 can be transmitted to the outside.
A specific embodiment is provided below to explain the detection device provided by the present application, as shown in fig. 1-4, a pressure sensor and an air valve are installed on a base 2, the pressure sensor is located on a first surface of the base and extends to a second surface of the base through a transmission lead, a fixing member 4 is ring-shaped, an air bag 1 has an opening, the air bag 1 wraps the fixing member 4, an end of the air bag 1 at the opening is bent inward around the fixing member 4 to form a flange, the flange is attached to an inner wall surface of the fixing member 4, the base 2 is clamped inside the fixing member 4, the outer wall of the base 2 and the inner wall surface of the fixing member 4 mutually fasten the air bag 1, the base 2 is equivalent to be a plug to plug the opening of the air bag 1 to realize the sealing of the air bag 1, the air tightness between the end of the opening of the air bag 1 and the base can be improved by using glue, the air valve inflate, the air bag 1 is positioned at the periphery of the base and the fixing piece 4 and the upper part of the first surface, which are covered by the air bag 1 in an inflated state, when the air bag 1 collides with other objects, the air pressure in the air bag 1 can be changed, and whether the air bag 1 is changed with other objects can be determined by detecting the change of the air pressure through the pressure sensor. The present embodiment can detect collision in a plurality of orientations at the same time, and facilitates fitting and detection by mounting a plurality of parts on the base without worrying about breaking the airtightness of the airbag.
There is also provided in some embodiments of the present application an automated guided vehicle comprising: the detection device of any one of the present applications. In some embodiments, the automatic guided vehicle further comprises a processing device, communicatively connected to the detection component, for controlling the automatic guided vehicle according to the data sent by the detection component, for example, to retreat along the original road by a preset distance after detecting the collision.
The foregoing description is only exemplary of the preferred embodiments of the disclosure and is illustrative of the principles of the technology employed. It will be appreciated by those skilled in the art that the scope of the disclosure herein is not limited to the particular combination of features described above, but also encompasses other embodiments in which any combination of the features described above or their equivalents does not depart from the spirit of the disclosure. For example, the above features and (but not limited to) the features disclosed in this disclosure having similar functions are replaced with each other to form the technical solution.
Further, while operations are depicted in a particular order, this should not be understood as requiring that such operations be performed in the particular order shown or in sequential order. Under certain circumstances, multitasking and parallel processing may be advantageous. Likewise, while several specific implementation details are included in the above discussion, these should not be construed as limitations on the scope of the disclosure. Certain features that are described in the context of separate embodiments can also be implemented in combination in a single embodiment. Conversely, various features that are described in the context of a single embodiment can also be implemented in multiple embodiments separately or in any suitable subcombination.
Although the subject matter has been described in language specific to structural features and/or methodological acts, it is to be understood that the subject matter defined in the appended claims is not necessarily limited to the specific features or acts described above. Rather, the specific features and acts described above are disclosed as example forms of implementing the claims.

Claims (10)

1. A detection device, comprising:
an airbag (1), the airbag (1) having an opening;
a base (2), said base (2) being at least partially located within an opening of said airbag;
the end part of the opening of the air bag (1) is detachably fixed with the base (2), the base (2) blocks the opening of the air bag (1), and the base (2) and the air bag (1) form a closed space for containing air;
the detection component (3) is at least partially positioned in the closed space and is used for detecting the air pressure in the closed space.
2. The detection device of claim 1, further comprising:
the fixing piece (4), the tip of gasbag (1) at the opening part is located base (2) with between fixing piece (4), base (2) with fixing piece (4) centre gripping the tip of gasbag at the opening part.
3. The detection apparatus according to claim 2,
the air bag (1) wraps the fixing piece (4) and is bent at the opening along the fixing piece (4) to the interior of the air bag (1) to form a flanging (11);
the flanging (11) is clamped between the base (2) and the fixing piece (4).
4. The detection apparatus according to claim 2 or 3,
when the air bag (1) is in an inflated state, a gap is reserved between the air bag (1) and the outer wall of the side, away from the base (2), of the fixing piece (4).
5. The detection apparatus according to claim 2,
the fixing piece (4) is an annular fixing piece, and the annular fixing piece is sleeved on the base (2).
6. The detection apparatus of claim 2,
a limiting bulge (41) is arranged on the wall surface of one side, close to the base (2), of the fixing piece (4);
the fixing piece (4) is close to the wall surface on one side of the base (2) and the limiting protrusion (41) form an installation space, and at least part of the base (2) is clamped in the installation space.
7. The detecting device according to claim 1,
and a valve (5) communicated with the closed space is arranged on the base (2).
8. The detection device of claim 7, further comprising:
the valve controller is arranged on the base, is in communication connection with the detection component (3), and is used for controlling the valve to be opened when the pressure value detected by the detection component (3) is greater than the pressure threshold value.
9. The detecting device according to claim 1,
the detection part (3) is arranged in the closed space, the detection part (3) is connected with a transmission lead (6), and the transmission lead (6) penetrates through the base (2) and extends to the outside of the closed space;
alternatively, the detection means (3) has a wireless communication component.
10. An automated guided vehicle, comprising:
the test device of any of claims 1-9.
CN202011455222.4A 2020-12-10 2020-12-10 Detection device and automated guided vehicle Pending CN112666940A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011455222.4A CN112666940A (en) 2020-12-10 2020-12-10 Detection device and automated guided vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011455222.4A CN112666940A (en) 2020-12-10 2020-12-10 Detection device and automated guided vehicle

Publications (1)

Publication Number Publication Date
CN112666940A true CN112666940A (en) 2021-04-16

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Application Number Title Priority Date Filing Date
CN202011455222.4A Pending CN112666940A (en) 2020-12-10 2020-12-10 Detection device and automated guided vehicle

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Country Link
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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101511320A (en) * 2006-08-30 2009-08-19 横滨橡胶株式会社 Air cell
JP2011020498A (en) * 2009-07-14 2011-02-03 Honda Motor Co Ltd Air bag device for motorcycle
CN204976648U (en) * 2015-05-22 2016-01-20 东莞市禹瑞机电设备有限公司 Gasbag manipulator and press from both sides material control system thereof
CN109254295A (en) * 2018-08-28 2019-01-22 中科新松有限公司 Anti-collision detection device, method and apparatus
CN209145641U (en) * 2018-10-08 2019-07-23 中国神华能源股份有限公司 The detachable closed system of inflatable

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101511320A (en) * 2006-08-30 2009-08-19 横滨橡胶株式会社 Air cell
JP2011020498A (en) * 2009-07-14 2011-02-03 Honda Motor Co Ltd Air bag device for motorcycle
CN204976648U (en) * 2015-05-22 2016-01-20 东莞市禹瑞机电设备有限公司 Gasbag manipulator and press from both sides material control system thereof
CN109254295A (en) * 2018-08-28 2019-01-22 中科新松有限公司 Anti-collision detection device, method and apparatus
CN209145641U (en) * 2018-10-08 2019-07-23 中国神华能源股份有限公司 The detachable closed system of inflatable

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Application publication date: 20210416

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