Lifting and locking system

Abstract

The invention discloses a lifting and locking system which comprises a lifting actuator, a locking device and a locking device. The lifting actuator at least comprises an execution component capable of moving in the vertical direction. A mounting flat plate is arranged at the top of the mounting frame, and a hinge seat is arranged on the mounting flat plate; the upper end of the folding rod is hinged to the lower end of the execution component, and the lower end of the folding rod is hinged to the hinge seat; the magnetic attraction component is fixedly mounted at the bottom of the mounting frame; the magnetic attraction component is an electromagnet, the control device is used for controlling the electromagnet to be powered on and powered off, and the product falling body testing efficiency and convenience can be improved.

Description

Technical Field

[0001] The invention relates to the technical field of aircraft strength testing, and in particular to a lifting and locking system. Background Art

[0002] During the aircraft strength test, a drop test is required, that is, the product to be tested is hoisted to a set height, and then the product is released so that the product falls from the set height to perform a drop test on the product. However, in the prior art, the product needs to be placed by a structure such as a hanging basket, and the product needs to be placed on the hanging basket, which is inconvenient to place. After the product is hoisted to the set height, the entire release process also requires relatively cumbersome operations, which leads to low efficiency of the entire drop test. Summary of the invention

[0003] The present invention provides a lifting and locking system, which can improve the efficiency and convenience of product drop testing.

[0004] In order to solve the above technical problems, the present invention provides a lifting and locking system, comprising: A lifting actuator, the lifting actuator comprising at least an actuator that can move in a vertical direction; An installation frame, wherein a mounting plate is disposed on the top of the installation frame, and a hinge seat is disposed on the mounting plate; A folding rod, wherein the upper end of the folding rod is hinged to the lower end of the actuator, and the lower end of the folding rod is hinged to the hinge seat; A magnetic attraction component, fixedly mounted on the bottom of the mounting frame; A control device, wherein the magnetic attraction component is an electromagnet, and the control device is used to control the on and off of the electromagnet; The guide wheel mechanism is arranged on the side of the installation frame, and the guide wheel mechanism is used to cooperate with the guide rail.

[0005] As a preferred embodiment of the above technical solution, a pressure sensor is provided at the connection between the upper end of the folding rod and the actuator, and the lifting actuator is a hydraulic cylinder.

[0006] As a preferred embodiment of the above technical solution, the folding rod includes a first folding section, a second folding section and a first connecting component, the first folding section includes a plurality of first connecting rod bodies, the second folding section includes a plurality of second connecting rod bodies, the length of any first connecting rod body is greater than the length of any second connecting rod body, a plurality of the first connecting rod bodies are hingedly connected end to end through the first connecting component in sequence to form the first folding section, a plurality of the second connecting rod bodies are hingedly connected end to end through the first connecting component in sequence to form the second folding section, and the lower end of the first folding section and the upper end of the second folding section are hingedly connected through the first connecting component.

[0007] As a preferred embodiment of the above technical solution, the guide wheel mechanism includes a base, a hinge shaft, a mounting frame plate, a first guide wheel and a second guide wheel, the base is used to be connected to the mounting frame, the base is formed with a shaft mounting hole, the hinge shaft is passed through the shaft mounting hole, the mounting frame plate is hinged with the hinge shaft so that the mounting frame plate can rotate around the hinge shaft, and is rotatably mounted on the mounting frame plate, and the first guide wheel is located at the upper end of the mounting frame plate, and the outer circumferential surface of the first guide wheel protrudes from the edge of the mounting frame plate, and is rotatably mounted on the mounting frame plate, and the second guide wheel is located at the lower end of the mounting frame plate, and the outer circumferential surface of the second guide wheel protrudes from the edge of the mounting frame plate, and the second guide wheel and the first guide wheel are parallel to each other.

[0008] As a preferred embodiment of the above technical solution, the lengths of multiple first connecting rod bodies are equal, the lengths of multiple second connecting rod bodies are equal, the number of the first connecting rod bodies is two, the number of the second connecting rod bodies is two, and the length of the second connecting rod is half of the length of the first connecting rod body.

[0009] As a preferred embodiment of the above technical solution, the mounting frame includes a first frame plate and a second frame plate, the first frame plate and the second frame plate have the same shape and are parallel to each other, a first axis and a second axis are arranged between the first frame plate and the second frame plate, the first axis is close to the upper ends of the first frame plate and the second frame plate, the second axis is close to the lower ends of the first frame plate and the second frame plate, the first guide wheel is rotatably connected to the first axis, and the second guide wheel is rotatably connected to the second axis.

[0010] As a preferred embodiment of the above technical solution, a transition wheel is arranged between the first guide wheel and the second guide wheel, and the transition wheel is rotatably mounted on the mounting frame plate. A third shaft is arranged between the first frame plate and the second frame plate, and the transition wheel is rotatably mounted on the third shaft.

[0011] As a preferred embodiment of the above technical solution, the base includes a substrate and a convex plate, the convex plate is fixed on the substrate, and the shaft mounting hole is formed on the convex plate.

[0012] As a preferred embodiment of the above technical solution, a front end of the convex plate is formed with an arc surface, and the arc surface is in contact with the transition wheel.

[0013] As a preferred embodiment of the above technical solution, the transition wheel is made of metal, the diameter of the transition wheel is smaller than the diameters of the first guide wheel and the second guide wheel, the metal material of the transition wheel is a magnetic metal material, and the convex plate is a magnetic component.

[0014] The present invention provides a lifting and locking system, which includes a lifting actuator, a mounting frame, a folding rod, a magnetic component, a control device and a guide wheel mechanism. The mounting frame is connected to the actuator of the lifting actuator, and the guide wheel mechanism cooperates with the vertically extending track so that the overall structure can remain stable during the rising process. When performing a fall test, the lifting actuator drives the mounting frame to move downward to a specified position, and the control device controls the magnetic component to be energized to generate a magnetic force to adsorb the product on the magnetic component. Then, the lifting action mechanism drives the mounting frame and the product adsorbed on the magnetic component to rise to a specified height. After that, it is only necessary to cut off the power to make the magnetic force of the magnetic component disappear so that the product can fall freely. The operation is simpler, which improves the efficiency of the fall test and the convenience of the test.

[0015] The above description is only an overview of the technical solution of the present invention. In order to more clearly understand the technical means of the present invention, it can be implemented according to the contents of the specification. In order to make the above and other purposes, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are listed below. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A schematic diagram of the three-dimensional structure of a lifting and locking system in this embodiment is shown; Figure 2 A schematic diagram of the installation structure of the guide wheel mechanism in this embodiment is shown; Figure 3 A schematic diagram of the three-dimensional structure of the guide wheel mechanism in this embodiment is shown; Figure 4 A partial structural schematic diagram of the guide wheel mechanism in this embodiment is shown; Figure 5 A schematic diagram of the three-dimensional structure of the base in this embodiment is shown; Figure 6 A schematic diagram of the planar structure of the folding rod in this embodiment is shown; Figure 7 A schematic diagram of the three-dimensional structure of the folding rod in this embodiment is shown; Figure 8 shows a schematic diagram of the three-dimensional structure of the first connecting component in this embodiment; Fig. 9 A schematic diagram of the three-dimensional structure of the first connecting component in another angle in this embodiment is shown; Fig.10 A schematic diagram of the connection structure between the second connecting member and the connecting disk in this embodiment is shown; Fig.11 A schematic diagram of the three-dimensional structure of the installation frame in this embodiment is shown; In the figure: 10, folding rod; 20, lifting actuator; 30, pressure sensor; 23, guide wheel mechanism; 201, mounting frame; 231, base; 232, mounting frame plate; 233, first guide wheel; 234, second guide wheel; 235, transition wheel; 236, hinge shaft; 237, third shaft; 238, second shaft; 239, first shaft; 2311, base plate; 2312, convex plate; 2313, arc surface; 2314, shaft mounting mounting hole; 2321, first frame plate; 2322, second frame plate; 10, folding rod; 101, first folding section; 102, second folding section; 103, first connecting member; 104, second connecting member; 105, connecting seat; 106, connecting plate; 1011, first connecting rod body; 1021, second connecting rod body; 1031, connecting block; 1032, first opening; 1033, second opening; 1034, first pin; 10 35, first positioning piece; 1036, first slot; 1041, connecting part body; 1042, connecting opening; 1043, flat connecting end; 1044, second pin; 1045, second positioning piece; 1051, hinge axis; 201, mounting frame; 202, mounting plate; 2011, first short rod; 2012, reinforcing plate; 2013, first oblique inner rod; 2014, first inner rod; 2015, first mounting rod; 20 16. first oblique rod; 2017. first long rod; 2018. second inner rod; 2019. second oblique rod; 2020. second mounting rod; 2021. third oblique inner rod; 2022. second short rod; 2023. fourth oblique inner rod; 2024. fourth mounting rod; 2025. fourth oblique rod; 2026. second long rod; 2027. third oblique rod; 2028. third mounting rod; 2029. second oblique inner rod; 2030. rectangular frame. DETAILED DESCRIPTION

[0017] In order to make the purpose, features and advantages of the present invention more obvious and easy to understand, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the present invention.

[0018] See also Figures 1 to 11 , an embodiment of the present invention provides a lifting and locking system, comprising: A lifting actuator 20, the lifting actuator 20 at least includes an actuator that can move along the vertical direction; An installation frame 201, a mounting plate 202 is disposed on the top of the installation frame 201, and a connecting seat 105 is disposed on the mounting plate 202; A folding rod 10, the upper end of the folding rod is hinged to the lower end of the actuator, and the lower end of the folding rod is hinged to the connecting seat 105; A magnetic attraction component (not shown in the figure) is fixedly mounted on the bottom of the mounting frame 201; The control device, the magnetic attraction component is an electromagnet, and the control device is used to control the on and off of the electromagnet; The guide wheel mechanism 23 is disposed on the side of the mounting frame 201 , and is used to cooperate with the guide rail.

[0019] The present invention provides a lifting and locking system, which includes a lifting actuator 20, a mounting frame 201, a folding rod 10, a magnetic component, a control device and a guide wheel mechanism 23. The mounting frame 201 is connected to the actuator of the lifting actuator, and the guide wheel mechanism cooperates with the vertically extending track so that the overall structure can remain stable during the rising process. When performing a fall test, the lifting actuator drives the mounting frame to move downward to a specified position, and the control device controls the magnetic component to be energized to generate a magnetic force to adsorb the product on the magnetic component. Then, the lifting action mechanism drives the mounting frame and the product adsorbed on the magnetic component to rise to a specified height. After that, it is only necessary to cut off the power to make the magnetic force of the magnetic component disappear so that the product can fall freely. The operation is simpler, which improves the efficiency of the fall test and the convenience of the test.

[0020] In a further possible implementation of this embodiment, a pressure sensor 30 is provided at the connection between the upper end of the folding rod 10 and the actuator, and the lifting actuator 20 is a hydraulic cylinder.

[0021] The guide wheel mechanism 23 in this embodiment includes: A base 231, the base 231 is used to connect with the mounting frame 201, and a shaft mounting hole 2314 is formed on the base 231; A hinge shaft 236, the hinge shaft 236 is inserted into the shaft mounting hole 2314; A mounting plate 232 is hinged to a hinge shaft 236 so that the mounting plate 232 can rotate around the hinge shaft 236; A first guide wheel 233 is rotatably mounted on the mounting frame plate 232, and the first guide wheel 233 is located at the upper end of the mounting frame plate 232, and the outer circumferential surface of the first guide wheel 233 protrudes from the edge of the mounting frame plate 232; The second guide wheel 234 is rotatably mounted on the mounting plate 232 and is located at the lower end of the mounting plate 232 . The outer circumferential surface of the second guide wheel 234 protrudes from the edge of the mounting plate 232 . The second guide wheel 234 and the first guide wheel 233 are parallel to each other.

[0022] The guide wheel mechanism 23 provided in this embodiment includes a base 231, a hinge shaft 236, a mounting frame plate 232, a first guide wheel 233 and a second guide wheel 234. The base 231 is fixed on the mounting frame 201. Since the base 231 is equipped with a hinge shaft 236, the mounting frame plate 232 is hinged with the hinge shaft 236, so the mounting frame plate 232 can rotate in the vertical direction in the forward or reverse direction, and the first guide wheel 233 is rotatably mounted on the upper end of the mounting frame plate 232, and the second guide wheel 234 is rotatably mounted on the mounting frame plate At the lower end of 232, when working, the outer circumferential surfaces of the first guide wheel 233 and the second guide wheel 234 protrude from the edge of the mounting plate 232 and come into contact with the surface of the vertical track. Since the mounting plate 232 can rotate forward and reverse, when the vertical track is tilted, it can perform adaptive adjustment so that the first guide wheel 233 and the second guide wheel 234 can fit on the surface of the vertical track, and the test product is placed on the mounting plate 232. Therefore, it can make the test product more stable during the lifting process.

[0023] In a further implementable embodiment of the present embodiment, the mounting frame plate 232 includes a first frame plate 2321 and a second frame plate 2322, the first frame plate 2321 and the second frame plate 2322 have the same shape and are parallel to each other, a first axis 239 and a second axis 238 are arranged between the first frame plate 2321 and the second frame plate 2322, the first axis 239 is close to the upper ends of the first frame plate 2321 and the second frame plate 2322, the second axis 238 is close to the lower ends of the first frame plate 2321 and the second frame plate 2322, the first guide wheel 233 is rotatably connected with the first axis 239, and the second guide wheel 234 is rotatably connected with the second axis 238.

[0024] In a further feasible embodiment of the present embodiment, the first frame plate 2321 and the second frame plate 2322 are isosceles triangle plates, the hinge positions of the hinge axis 236 and the first frame plate 2321 and the second frame plate 2322 are close to the top angles of the first frame plate 2321 and the second frame plate 2322, and the first axis 239 and the second axis 238 are close to the bottom angles of the first frame plate 2321 and the second frame plate 2322 respectively.

[0025] The overall structure of the mounting frame plate 232 in this embodiment is more stable, and the first frame plate 2321 and the second frame plate 2322 are isosceles triangle plates, which can be more conducive to matching with the track.

[0026] In a further possible implementation of this embodiment, the first guide wheel 233 and the second guide wheel 234 are made of soft material.

[0027] In a further embodiment of the present invention, the first guide wheel 233 and the second guide wheel 234 are of equal size.

[0028] In a further feasible embodiment of this embodiment, a transition wheel 235 is arranged between the first guide wheel 233 and the second guide wheel 234, and the transition wheel 235 is rotatably mounted on the mounting frame plate 232. A third shaft 237 is arranged between the first frame plate 2321 and the second frame plate 2322, and the transition wheel 235 is rotatably mounted on the third shaft 237.

[0029] In a further implementable form of this embodiment, the base 231 includes a base plate 2311 and a protruding plate 2312 , the protruding plate 2312 is fixed on the base plate 2311 , and the shaft mounting hole 2314 is formed on the protruding plate 2312 .

[0030] In a further embodiment of the present invention, a front end of the protruding plate 2312 is formed with an arc surface 2313 , and the arc surface 2313 is in contact with the transition wheel 235 .

[0031] In a further possible implementation of this embodiment, the transition wheel 235 is made of metal, and the diameter of the transition wheel 235 is smaller than the diameters of the first guide wheel 233 and the second guide wheel 234 .

[0032] In a further possible implementation of this embodiment, the transition wheel 235 is made of a metal material that is a magnetic metal material, and the protruding plate 2312 is a magnetic component.

[0033] Specifically, the protruding plate 2312 in this embodiment can be an electromagnet and can also be connected to the control device. When the magnetic attraction component is started, the magnetism of the protruding plate 2312 is also turned on. The magnetic protruding plate 2312 in this embodiment and the magnetic attraction component act together on the transition wheel 235 made of metal.

[0034] In this embodiment, when the mounting frame 232 rotates, the transition wheel 235 rolls on the arc surface 2313, which can make its movement more stable.

[0035] The folding rod 10 in this embodiment includes: A first folding section 101, the first folding section 101 includes a plurality of first connecting rods 1011; A second folding section 102, the second folding section 102 comprises a plurality of second connecting rods 1021, and the length of any first connecting rod 1011 is greater than the length of any second connecting rod 1021; A first connecting component 103, a plurality of first connecting rod bodies 1011 are hingedly connected end to end through the first connecting component 103 to form a first folding segment 101, a plurality of second connecting rod bodies 1021 are hingedly connected end to end through the first connecting component 103 to form a second folding segment 102, and the lower end of the first folding segment 101 and the upper end of the second folding segment 102 are hinged through the first connecting component 103.

[0036] The folding rod provided in this embodiment includes a first folding section 101, a second folding section 102 and a first connecting component 103. The first folding section 101 includes a plurality of first connecting rod bodies 1011, and the second folding section 102 includes a plurality of second connecting rod bodies 1021. The plurality of first connecting rod bodies 1011 in the first folding section 101 are hinged via the first connecting component 103, and the plurality of second connecting rod bodies 1021 in the second folding section 102 are hinged via the first connecting component 103. The first folding section 101 is located above the second folding section 102, and since the length of the second connecting rod body 1021 is shorter than the first connecting rod body 1011, during the actual connection process, the second connecting rod body 1021 is closer to the falling object, and the first connecting rod body 1011 is away from the falling object. Therefore, during the actual lifting process, the swing amplitude of the falling object will be limited, which can effectively reduce the swing amplitude of the falling object during the lifting or falling process.

[0037] In a further implementable embodiment of the present invention, the lengths of the plurality of first connecting rods 1011 are equal, and the lengths of the plurality of second connecting rods 1021 are equal.

[0038] In a further implementable embodiment of the present invention, the number of the first connecting rod bodies 1011 is two, and the number of the second connecting rod bodies 1021 is two.

[0039] In a further implementable embodiment of this embodiment, the length of the second connecting rod is half of the length of the first connecting rod body 1011 .

[0040] In a further implementable embodiment of this embodiment, the length of the second connecting rod body 1021 is 0.5 meters, and the length of the first connecting rod body 1011 is 1 meter.

[0041] In a further implementable embodiment of the present embodiment, the first connecting component 103 includes a connecting part block 1031, a first pin 1034 and a first positioning plate 1035, the upper and lower ends of the connecting part block 1031 respectively form a first opening 1032 and a second opening 1033, a through hole is formed on the connecting part block 1031 and on both sides of the first opening 1032 and the second opening 1033, the first pin 1034 passes through the through hole, a first slot 1036 is formed near the end of the first pin 1034, and the first positioning plate 1035 is fixed to the side of the connecting part block 1031 and is engaged with the first slot 1036.

[0042] In a further embodiment of the present invention, the first slot 1036 is an annular slot, and the first positioning piece 1035 is in the shape of a semicircular ring.

[0043] Specifically, the first positioning piece 1035 in this embodiment is fixed to the side surface of the connecting portion block 1031 by fasteners such as bolts.

[0044] In this embodiment, hinged through holes are formed at both ends of the first connecting rod body 1011 and the second connecting rod body 1021. During assembly, the first pin 1034 passes through the hinged through hole at the end of the first connecting rod body 1011 or the second connecting rod body 1021, which can make the installation and disassembly of the overall structure more convenient.

[0045] In a further implementable embodiment of the present embodiment, the folding rod for lifting the locking system also includes a second connecting component 104, the second connecting component 104 includes a connecting part body 1041, a second pin 1044 and a second positioning piece 1045, a connecting opening 1042 is formed at the upper end of the connecting part body 1041, a flat connecting end 1043 is formed at the lower end of the connecting part body 1041, through holes are formed on both sides of the connecting opening 1042, the second pin 1044 passes through the through holes, a second slot is formed near the end of the second pin 1044, the second positioning piece 1045 is fixed to the side of the connecting part body 1041 and cooperates with the second slot, and the second positioning piece 1045 is in the shape of a semicircular ring.

[0046] In a further feasible embodiment of the present embodiment, the folding rod for lifting the locking system also includes a connecting seat 105, on which a hinge shaft 1051 is provided, and the flat connecting end 1043 is hinged with the hinge shaft 1051, and the connecting seat 105 is fixed on a connecting disk 106, which is a circular disk, and the connecting seat 105 is located at the center of the connecting disk 106.

[0047] In the present embodiment, the connection disk 106 is a circular disk, and the connection seat 105 is located at the center of the connection disk 106 , which can make the connection structure more stable.

[0048] In a further feasible embodiment of the present invention, the ends of the first connecting rod body 1011 and the second connecting rod body 1021 are both formed with connecting ends, which are flat in shape and cooperate with the first opening 1032 or the second opening 1033 and can be hinged with the first pin 1034 .

[0049] In a further implementable embodiment of the present embodiment, the mounting frame 201 includes a rectangular frame 2030, the rectangular frame 2030 includes a first long rod 2017, a first short rod 2011, a second long rod 2026 and a second short rod 2022, the first long rod 2017, the first short rod 2011, the second long rod 2026 and the second short rod 2022 are connected end to end in sequence to form the rectangular frame 2030, two guide wheel mechanisms 23 are installed on the first long rod 2017 and close to the corners of the rectangular frame 2030, and the other two guide wheel mechanisms 23 are installed on the second long rod 2026 and close to the corners of the rectangular frame 2030.

[0050] In a further implementable embodiment of the present embodiment, a first inner rod 2014 and a second inner rod 2018 parallel to each other are provided on the inner side of the rectangular frame 2030, the first inner rod 2014 is close to the first short rod 2011, the second inner rod 2018 is close to the second short rod 2022, the two ends of the first inner rod 2014 and the second inner rod 2018 are fixedly connected to the first long rod 2017 and the second long rod 2026 respectively, and the mounting plate 202 is fixed on the first inner rod 2014, the second inner rod 2018, the first long rod 2017 and the second long rod 2026.

[0051] The overall structure of the rectangular frame 2030 in this embodiment is more stable.

[0052] In a further feasible embodiment of the present embodiment, a first oblique inner rod 2013 and a second oblique inner rod 2029 are arranged between the first inner rod 2014 and the first short rod 2011, the first oblique inner rod 2013 is obliquely pulled between the first short rod 2011 and the first long rod 2017, the second oblique inner rod 2029 is obliquely pulled between the first short rod 2011 and the second long rod 2026, a third oblique inner rod 2021 and a fourth oblique inner rod 2023 are arranged between the second inner rod 2018 and the second short rod 2022, the third oblique inner rod 2021 is obliquely pulled between the first long rod 2017 and the second short rod 2022, and the fourth oblique inner rod 2023 is obliquely pulled between the second long rod 2026 and the second short rod 2022.

[0053] In a further possible implementation of this embodiment, a reinforcing plate 2012 is fixed on the rectangular frame 2030 and close to the corners.

[0054] The overall strength and structure of the mounting frame 201 in this embodiment are more stable.

[0055] In a further implementable embodiment of the present embodiment, a first mounting rod 2015 and a second mounting rod 2020 are fixedly disposed on the first long rod 2017, the first mounting rod 2015 and the second mounting rod 2020 extend outward, the first mounting rod 2015 and the second mounting rod 2020 are parallel to each other, and a third mounting rod 2028 and a fourth mounting rod 2024 are fixedly disposed on the second long rod 2026, the third mounting rod 2028 and the fourth mounting rod 2024 correspond to the first mounting rod 2015 and the second mounting rod 2020, respectively.

[0056] In a further implementable embodiment of the present embodiment, guide wheel mechanisms 23 are provided near the ends of the first mounting rod 2015, the second mounting rod 2020, the third mounting rod 2028 and the fourth mounting rod 2024, and the protruding directions of the guide wheel mechanisms 23 installed on the rectangular frame 2030 and the corresponding guide wheel mechanisms 23 installed on the mounting rods are perpendicular to each other.

[0057] The arrangement of the guide wheel mechanism 23 in this embodiment can make the mounting frame 201 more stable during the rising and falling processes.

[0058] In a further implementable embodiment of this embodiment, a first diagonal rod 2016 is obliquely arranged between the first mounting rod 2015 and the first long rod 2017, a second diagonal rod 2019 is obliquely arranged between the second mounting rod 2020 and the first long rod 2017, a third diagonal rod 2027 is obliquely arranged between the third mounting rod 2028 and the second long rod 2026, and a fourth diagonal rod 2025 is obliquely arranged between the fourth mounting rod 2024 and the second long rod 2026.

[0059] The arrangement of the oblique rods in this embodiment can make the overall structure more stable.

[0060] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine different embodiments or examples described in this specification and the features of different embodiments or examples, unless they are contradictory.

[0061] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present invention, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0062] The above is only a specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art can easily think of changes or substitutions within the technical scope disclosed by the present invention, which should be included in the protection scope of the present invention. Therefore, the protection scope of the present invention should be based on the protection scope of the claims.

Claims

1. A lifting and locking system, characterized in that: include: A lifting actuator, the lifting actuator comprising at least an actuator that can move in a vertical direction; An installation frame, wherein a mounting plate is disposed on the top of the installation frame, and a hinge seat is disposed on the mounting plate; A folding rod, wherein the upper end of the folding rod is hinged to the lower end of the actuator, and the lower end of the folding rod is hinged to the hinge seat; A magnetic attraction component, fixedly mounted on the bottom of the mounting frame; A control device, wherein the magnetic attraction component is an electromagnet, and the control device is used to control the on and off of the electromagnet; The guide wheel mechanism is arranged on the side of the installation frame, and the guide wheel mechanism is used to cooperate with the guide rail.

2. The lifting and locking system according to claim 1, characterized in that: A pressure sensor is provided at the connection between the upper end of the folding rod and the actuator, and the lifting actuator is a hydraulic cylinder.

3. The lifting and locking system according to claim 1, characterized in that: The folding rod includes a first folding section, a second folding section and a first connecting component. The first folding section includes a plurality of first connecting rod bodies, and the second folding section includes a plurality of second connecting rod bodies. The length of any first connecting rod body is greater than the length of any second connecting rod body. The plurality of first connecting rod bodies are hingedly connected end to end through the first connecting component in sequence to form the first folding section. The plurality of second connecting rod bodies are hingedly connected end to end through the first connecting component in sequence to form the second folding section. The lower end of the first folding section and the upper end of the second folding section are hingedly connected through the first connecting component.

4. The lifting and locking system according to claim 1, characterized in that: The guide wheel mechanism includes a base, an articulated shaft, a mounting frame plate, a first guide wheel and a second guide wheel, the base being used to be connected to the mounting frame, the base being formed with an axis mounting hole, the articulated shaft being inserted into the axis mounting hole, the mounting frame plate being hinged with the articulated shaft so that the mounting frame plate can rotate around the articulated shaft, being rotatably mounted on the mounting frame plate, and the first guide wheel is located at the upper end of the mounting frame plate, the outer circumferential surface of the first guide wheel protrudes from the edge of the mounting frame plate, being rotatably mounted on the mounting frame plate, and the second guide wheel is located at the lower end of the mounting frame plate, the outer circumferential surface of the second guide wheel protrudes from the edge of the mounting frame plate, and the second guide wheel and the first guide wheel are parallel to each other.

5. The lifting and locking system according to claim 3, characterized in that: The lengths of the plurality of first connecting rods are equal, the lengths of the plurality of second connecting rods are equal, there are two first connecting rods, there are two second connecting rods, and the length of the second connecting rod is half of the length of the first connecting rod.

6. The lifting and locking system according to claim 4, characterized in that: The mounting frame includes a first frame plate and a second frame plate, the first frame plate and the second frame plate have the same shape and are parallel to each other, a first axis and a second axis are arranged between the first frame plate and the second frame plate, the first axis is close to the upper ends of the first frame plate and the second frame plate, the second axis is close to the lower ends of the first frame plate and the second frame plate, the first guide wheel is rotatably connected to the first axis, and the second guide wheel is rotatably connected to the second axis.

7. The lifting and locking system according to claim 6, characterized in that: A transition wheel is arranged between the first guide wheel and the second guide wheel, and the transition wheel is rotatably mounted on the mounting frame plate. A third shaft is arranged between the first frame plate and the second frame plate, and the transition wheel is rotatably mounted on the third shaft.

8. The lifting and locking system according to claim 7, characterized in that: The base includes a base plate and a convex plate, the convex plate is fixed on the base plate, and the shaft mounting hole is formed on the convex plate.

9. The lifting and locking system according to claim 8, characterized in that: A circular arc surface is formed at the front end of the convex plate, and the circular arc surface contacts the transition wheel.

10. The lifting and locking system according to claim 9, characterized in that: The transition wheel is made of metal, the diameter of the transition wheel is smaller than the diameters of the first guide wheel and the second guide wheel, the metal material of the transition wheel is a magnetic metal material, and the convex plate is a magnetic component.

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