Aerial work platforms and aerial work equipment

Abstract

The present invention provides an aerial work platform and aerial work equipment, and relates to the technical field of aerial work equipment. The aerial work platform comprises a boom machine base, a work platform machine base and a work platform, the middle part of the work platform machine base and the lower end of the boom machine base are hingedly connected to rotate in the horizontal direction through a pin shaft sensor, the work platform is installed at one end of the work platform machine base, a weighing sensor is installed at the other end of the work platform machine base, the other end of the work platform machine base is abutted against the boom machine base through the weighing sensor, and the load F borne by the work platform in the vertical direction is 平 =F 销 ‑F 称 , load F of the working platform 平 The distance between the pin sensor and the 平 =(F 称 ·L 称 ) / F 平 Based on the technical solution of the present invention, the aerial work platform can accurately monitor the mass of the load on the work platform and the position of the center of mass along the direction of the working range to ensure the safety of the operating personnel and equipment.

Description

Technical Field

[0001] The present invention relates to the technical field of aerial work equipment, and in particular to an aerial work platform and aerial work equipment. Background Art

[0002] As a manned work machinery, the safety of the aerial work platform is of vital importance. The aerial work platform needs to accurately monitor the mass of the load on the work platform and the position of the center of mass along the direction of the working range to ensure the safety of the operators and equipment. Therefore, it is necessary to design an aerial work platform that can accurately monitor the mass of the load on the work platform and the position of the center of mass along the direction of the working range to ensure the safety of the operators and equipment. Summary of the invention

[0003] In response to the above-mentioned problems in the prior art, the present application proposes an aerial work platform and aerial work equipment, which can accurately monitor the mass of the load on the work platform and the position of the center of mass along the working range to ensure the safety of the workers and equipment.

[0004] One aspect of the present invention provides an aerial work platform, the aerial work platform comprises a boom machine base, a work platform machine base and a work platform, the upper end of the boom machine base can be rotated in the horizontal direction and hinged on the telescopic boom of the aerial work equipment, the middle part of the work platform machine base and the lower end of the boom machine base are rotated in the horizontal direction through a pin sensor, and the pin sensor can measure the load F borne by itself in the vertical direction 销 The working platform is installed at one end of the working platform base, and a weighing sensor is installed at the other end of the working platform base. The other end of the working platform base is abutted against the boom base through the weighing sensor, and the weighing sensor can measure the load F between the working platform base and the boom base in the vertical direction. 称 , the load F of the weighing sensor 称 The distance between the pin sensor and the 称 , the load F borne by the working platform in the vertical direction 平 =F 销 -F 称 , the load F of the working platform 平 The distance between the pin sensor and the 平 =(F 称 ·L 称 ) / F 平 .

[0005] The above-mentioned aerial work platform further has an articulated seat at the upper end of the boom base, and the boom base can be articulated with the telescopic boom of the aerial work equipment through the articulated seat.

[0006] The above-mentioned aerial work platform further includes a base plate, and a guardrail is provided on the outer edge of the upper surface of the base plate.

[0007] Another aspect of the present invention provides an aerial work equipment, which includes a telescopic boom and an aerial work platform as described above, wherein the upper end of the boom frame base is rotatably hinged to the telescopic boom in a horizontal direction.

[0008] The above technical features can be combined in various suitable ways or replaced by equivalent technical features as long as the purpose of the present invention can be achieved.

[0009] The aerial work platform and aerial work equipment provided by the present invention have at least the following beneficial effects compared with the prior art: when aerial work is required, the telescopic boom of the aerial work equipment lifts the aerial work platform to the working position, and the operator works on the working platform; during the aerial work, the upper end of the boom frame base rotates in the horizontal direction and is hinged on the telescopic boom of the aerial work equipment to ensure that the working platform remains in a horizontal state during the work process, and the pin shaft sensor can measure the load F borne by itself in the vertical direction in real time. 销 The load cell can measure the vertical load F between the boom base and the load cell in real time. 称 , load F of the weighing sensor 称 The distance between the pin sensor and the 称 , the vertical load F borne by the working platform 平 =F 销 -F 称 , load F of the working platform 平 The distance between the pin sensor and the 平 =(F 称 ·L 称 ) / F 平 , based on the load F of the working platform calculated in real time 平 The distance between the pin sensor and the 平 Obtain the position of the center of mass of the load on the working platform along the direction of the working range to ensure the safety of the operating personnel and equipment.

[0010] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and understandable, preferred embodiments are given below and described in detail with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for use in the embodiments are briefly introduced below. It should be understood that the following drawings only show certain embodiments of the present invention and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other related drawings can be obtained based on these drawings without creative work.

[0012] The present invention will be described in more detail below based on embodiments and with reference to the accompanying drawings, wherein:

[0013] Figure 1 A schematic diagram of the structure of an aerial work platform provided by an embodiment of the present invention is shown;

[0014] Figure 2 A schematic diagram showing the structure of a boom base of an aerial work platform provided by an embodiment of the present invention is shown;

[0015] Figure 3 A schematic diagram showing the structure of a working platform base of an aerial work platform provided by an embodiment of the present invention is shown;

[0016] Figure 4 A schematic structural diagram of a pin sensor for an aerial work platform provided in an embodiment of the present invention is shown.

[0017] In the drawings, like reference numerals are used for like parts. The drawings are not necessarily to scale.

[0018] Description of reference numerals:

[0019] 100- aerial work platform, 110- boom base, 111- articulated base, 120- working platform base, 130- working platform, 131- bottom plate, 132- guardrail, 140- pin sensor, 150- weighing sensor. DETAILED DESCRIPTION

[0020] Embodiments of the present invention are described in detail below, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0021] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as limiting the present invention.

[0022] 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 one or more of the features. In the description of the present invention, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0023] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0024] In the present invention, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0025] The present invention will be further described below in conjunction with the accompanying drawings.

[0026] The embodiment of the present invention provides an aerial work platform, which can accurately monitor the mass of the load on the work platform and the position of the center of mass along the working range direction to ensure the safety of workers and equipment.

[0027] See also Figure 1The aerial work platform 100 provided in the embodiment of the present invention includes a boom base 110, a work platform base 120 and a work platform 130. Figure 2 The upper end of the boom base 110 can be rotated in the horizontal direction and hinged on the telescopic boom of the aerial work equipment. Figure 3 and Figure 4 The middle part of the work platform base 120 and the lower end of the arm base 110 are hinged around the horizontal direction through a pin sensor 140. The pin sensor 140 can measure the load F borne by itself in the vertical direction. 销 The working platform 130 is installed at one end of the working platform base 120, and a weighing sensor 150 is installed at the other end of the working platform base 120. The other end of the working platform base 120 is in contact with the boom base 110 through the weighing sensor 150. The weighing sensor 150 can measure the load F between the boom base 110 and the working platform base 120 in the vertical direction. 称 , load F of weighing sensor 150 称 The distance between the pin sensor 140 is L 称 , the load F borne by the working platform 130 in the vertical direction 平 =F 销 -F 称 , the load F of the working platform 130 平 The distance between the pin sensor 140 is L 平 =(F 称 ·L 称 ) / F 平 .

[0028] When aerial work is required, the telescopic boom of the aerial work equipment lifts the aerial work platform 100 to the working position, and the operator works on the working platform 130; during the aerial work, the upper end of the boom frame 110 rotates in the horizontal direction and is hinged on the telescopic boom of the aerial work equipment to ensure that the working platform 130 remains horizontal during the work process, and the pin sensor 140 can measure the load F in the vertical direction borne by itself in real time. 销 The load cell 150 can measure the load F between the boom base 110 in the vertical direction in real time. 称 , load F of weighing sensor 150 称 The distance between the pin sensor 140 is L 称 , the load F borne by the working platform 130 in the vertical direction 平 =F 销 -F 称 , the load F of the working platform 130 平 The distance between the pin sensor 140 is L 平 =(F 称·L 称 ) / F 平 , according to the load F of the working platform 130 calculated in real time 平 The distance between the pin sensor 140 is L 平 The position of the center of mass of the load on the working platform 130 along the working amplitude direction is obtained to prevent the center of mass of the load on the working platform 130 from deviating too much, so as to ensure the safety of the operating personnel and equipment.

[0029] In this example, see Figure 1 and Figure 2 The upper end of the boom base 110 is provided with an articulated seat 111, and the boom base 110 can be articulated with the telescopic boom of the aerial work equipment through the articulated seat 111, and the articulated seat 111 and the telescopic boom of the aerial work equipment are articulated through a pin. The working platform 130 includes a bottom plate 131, and a guardrail 132 is provided on the outer edge of the upper surface of the bottom plate 131. The operator stands on the upper surface of the bottom plate 131 to work, and the guardrail 132 can ensure the safety of the operator.

[0030] The embodiment of the present invention further provides an aerial work equipment, which includes a telescopic boom and an aerial work platform 100 as provided in any of the above embodiments, wherein the upper end of the boom frame base 110 is hingedly connected to the telescopic boom by rotating around the horizontal direction. The specific structure of the aerial work platform 100 refers to the above embodiments. Since the aerial work equipment adopts all the technical solutions of all the above embodiments, it has at least all the beneficial effects brought by the technical solutions of the above embodiments, which will not be described one by one here.

[0031] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. 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. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. 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 the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.

Claims

1. An aerial work platform, characterized in that: The aerial work platform comprises a boom machine base, a work platform machine base and a work platform. The upper end of the boom machine base can be rotated in the horizontal direction and hinged on the telescopic boom of the aerial work equipment. The middle part of the work platform machine base and the lower end of the boom machine base are rotated in the horizontal direction through a pin sensor. The pin sensor can measure the load F borne by itself in the vertical direction. 销 The working platform is installed at one end of the working platform base, and a weighing sensor is installed at the other end of the working platform base. The other end of the working platform base is abutted against the boom base through the weighing sensor, and the weighing sensor can measure the load F between the working platform base and the boom base in the vertical direction. 称 , the load F of the weighing sensor 称 The distance between the pin sensor and the 称 , the load F borne by the working platform in the vertical direction 平 =F 销 -F 称 , the load F of the working platform 平 The distance between the pin sensor and the 平 =(F 称 ·L 称 ) / F 平 .

2. The aerial work platform according to claim 1, characterized in that: An articulated seat is provided at the upper end of the boom base, and the boom base can be articulated with the telescopic boom of the aerial work equipment through the articulated seat.

3. The aerial work platform according to claim 1, characterized in that: The working platform comprises a bottom plate, and a guardrail is arranged on the outer edge of the upper surface of the bottom plate.

4. A high-altitude working equipment, characterized in that: The aerial work equipment comprises a telescopic boom and an aerial work platform as claimed in any one of claims 1 to 3, wherein the upper end of the boom frame base is hingedly connected to the telescopic boom in a rotatable manner around a horizontal direction.

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