CN219217499U

CN219217499U - Chassis structure of overhead working truck

Info

Publication number: CN219217499U
Application number: CN202320494865.2U
Authority: CN
Inventors: 刘国良; 黎忠祥
Original assignee: Hunan Sinoboom Intelligent Equipment Co Ltd
Current assignee: Hunan Sinoboom Intelligent Equipment Co Ltd
Priority date: 2023-03-14
Filing date: 2023-03-14
Publication date: 2023-06-20
Anticipated expiration: 2033-03-14

Abstract

The utility model discloses an underframe structure of an overhead working truck, which comprises a truck frame, a battery box, a pit protection plate and a driving mechanism. The battery box is arranged on the frame, and the battery box can move in the horizontal direction so that a battery placing port of the battery box is exposed. Both ends of the pit protection plate are hinged with the frame, and the pit protection plate is positioned at the outer side of the battery box. One end of the driving mechanism is connected with the frame, the other end of the driving mechanism is connected with the pit protection plate, and the driving mechanism can drive the pit protection plate to rotate, so that the pit protection plate is switched from a vertical state to a horizontal state and is positioned below the battery box after rotating. When the battery is required to be replaced, the pit protection plate is switched from a vertical state to a horizontal state through the driving mechanism and is positioned below the battery box after rotating, interference of the pit protection plate on the battery box is relieved, the battery box can be moved to the battery placing opening to be exposed, the battery is convenient to replace, and the battery box is simple in structure and convenient to operate.

Description

Chassis structure of overhead working truck

Technical Field

The utility model relates to an overhead working truck, in particular to an underframe structure of the overhead working truck.

Background

The existing overhead working truck is provided with a pit protection device which is used for providing stable support for the chassis under the condition of facing severe terrain working conditions. The small-height arm car overhead working truck pit protection device is a pit protection board, and because the small-height arm car overhead working truck is small in height and limited in installation space, the pit protection board is generally arranged on the outer side of the battery box, so that after the pit protection board is arranged, the battery box on the frame cannot be moved out of the frame, and only the pit protection board can be removed from the battery box for battery replacement after being disassembled, so that the efficiency is low and the operation is complex.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, in one aspect, the utility model provides an underframe structure of an overhead working truck, which can facilitate battery replacement.

The chassis structure of the overhead working truck comprises a frame, a battery box, a pit protection plate and a driving mechanism. The battery box is arranged on the frame, and the battery box can move in the horizontal direction so that a battery placing port of the battery box is exposed. The two ends of the pit protection plate are hinged with the frame, and the pit protection plate is positioned on the outer side of the battery box. One end of the driving mechanism is connected with the frame, the other end of the driving mechanism is connected with the pit protection plate, and the driving mechanism can drive the pit protection plate to rotate, so that the pit protection plate is switched from a vertical state to a horizontal state and is positioned below the battery box after rotating.

According to the chassis structure of the overhead working truck, provided by the embodiment of the utility model, the chassis structure has at least the following beneficial effects:

when the battery is required to be replaced, the driving mechanism is used for enabling the pit protection plate to be switched from a vertical state to a horizontal state and located below the battery box after rotation, interference of the pit protection plate on the battery box is relieved, the battery box can be moved to the battery inlet to be exposed, the battery is convenient to replace, and the battery box is simple in structure and convenient to operate.

According to some embodiments of the utility model, one end of the battery box is hinged on the frame, and the battery box can horizontally rotate around the hinge.

According to some embodiments of the utility model, a locking mechanism is arranged between the battery box and the frame, and the battery box is fixed on the frame through the locking mechanism in an operating state.

According to some embodiments of the utility model, the locking mechanism includes a corner piece, a second locating hole, and a bolt. The angle code is arranged at one end of the battery box, which is far away from the hinge part, and a first positioning hole is formed in the angle code. The second positioning hole is formed in the frame and is matched with the first positioning hole. The bolt is matched with the first positioning hole.

According to some embodiments of the utility model, a battery box mounting bracket is arranged on the frame, the battery box is arranged on the battery box mounting bracket, one end of the pit protection plate is hinged on the battery box mounting bracket, and the other end is hinged on the frame.

According to some embodiments of the utility model, the drive mechanism includes a drive member, a first link, and a second link. The driving piece is arranged on the frame. The upper end of the first connecting rod is hinged with the driving piece, and the middle part of the first connecting rod is hinged with the frame. The upper end of the second connecting rod is hinged with the lower end of the first connecting rod, and the lower end of the second connecting rod is hinged with the pit protection plate.

According to some embodiments of the utility model, the driving member is a cylinder.

According to some embodiments of the utility model, the driving member is an electric putter.

According to some embodiments of the utility model, the battery box and the pit protection plates are arranged on two sides of the chassis structure of the overhead working truck in the walking direction, and each pit protection plate is provided with the driving mechanism.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The utility model is further described with reference to the accompanying drawings and examples, in which:

FIG. 1 is a schematic view of the overall structure of an undercarriage structure of an overhead working truck according to an embodiment of the present utility model;

FIG. 2 is a first view of a battery compartment of an overhead working truck chassis structure according to one embodiment of the present utility model when removed;

FIG. 3 is a second view of a battery compartment of an overhead working truck chassis structure according to one embodiment of the present utility model with the battery compartment removed;

FIG. 4 is a schematic diagram of a chassis structure of an overhead working truck according to an embodiment of the present utility model;

FIG. 5 is a schematic diagram showing a specific structure of a driving mechanism and a pit protection plate of an underframe structure of an overhead working truck according to an embodiment of the present utility model

FIG. 6 is an enlarged schematic view of a drive mechanism for an overhead working truck chassis structure according to one embodiment of the present utility model;

reference numerals:

101. a frame; 102. a battery box; 103. pit protection plates; 104. a driving mechanism; 105. a battery inlet; 106. an angle code; 107. a battery box mounting bracket; 108. a driving member; 109. a first link; 110. a second link; 111. a mounting plate; 112. a first hinge point; 113. a second hinge point; 114. a third hinge point; 115. a fourth hinge point; 116. a fifth hinge point; 117. a sixth hinge point; 118. and a seventh hinge point.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the direction or positional relationship indicated with respect to the description of the orientation, such as up, down, etc., is based on the direction or positional relationship shown in the drawings, is merely for convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the apparatus or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

In addition, the technical solutions of the embodiments of the present utility model may be combined with each other, but it is necessary to be based on the fact that those skilled in the art can implement the technical solutions, and when the technical solutions are contradictory or cannot be implemented, the combination of the technical solutions should be considered as not existing, and not falling within the scope of protection claimed by the present utility model.

Referring to fig. 1 to 6, an underframe structure of an overhead working truck according to an embodiment of the present utility model includes a frame 101, a battery box 102, a pit protection plate 103, and a driving mechanism 104. The battery box 102 is provided on the vehicle frame 101, and the battery box 102 is movable in a horizontal direction such that a battery inlet 105 of the battery box 102 is exposed. Both ends of the pit protection plate 103 are hinged with the frame 101, and the pit protection plate 103 is positioned outside the battery box 102. One end of the driving mechanism 104 is connected with the frame 101, the other end is connected with the pit protection plate 103, and the driving mechanism 104 can drive the pit protection plate 103 to rotate, so that the pit protection plate 103 is switched from a vertical state to a horizontal state and is positioned below the battery box 102 after rotating.

It will be appreciated that, although the pit protection plate 103 interferes with the rotation of the battery box 102 in the vertical state, when the battery needs to be replaced, the pit protection plate 103 is only required to be rotated to the lower side of the battery box 102 by the driving mechanism 104, the interference of the pit protection plate 103 to the battery box 102 is relieved, the battery box 102 can be moved to the battery placing opening 105 to be exposed, the battery is convenient to replace, and the structure is simple and the operation is convenient.

It will be appreciated that one end of the battery box 102 is hinged to the frame 101, and that the battery box 102 can be horizontally rotated about the hinge. Referring to fig. 2 and 3, the battery box 102 is rotated by a certain angle to expose the battery inlet 105 of the battery box 102, and a technician can replace the battery.

It will be appreciated that a locking mechanism is provided between the battery box 102 and the frame 101, the battery box 102 being secured to the frame 101 by the locking mechanism in the operative condition. In order to avoid the rotation of the battery box 102 under the vibration of the frame 101, and to influence the stability of the rotational connection between the battery box 102 and the frame 101, and also avoid noise generated by the vibration, in this embodiment, after the battery is replaced, the battery box 102 is locked on the frame 101.

Referring to fig. 2, it will be appreciated that the locking mechanism includes a corner bracket 106, a second locating hole and a bolt. The corner brace 106 is arranged at one end of the battery box 102 far away from the hinge, and a first positioning hole is arranged on the corner brace 106. The second positioning hole is arranged on the frame 101 and is matched with the first positioning hole. The bolt is matched with the first positioning hole. In the working state, the first positioning hole of the corner brace 106 is aligned with the second positioning hole on the frame 101, and then the battery box 102 can be fixed on the frame 101 by inserting a bolt for locking.

It will be appreciated that the frame 101 is provided with a battery box mounting bracket 107, the battery box 102 is disposed on the battery box mounting bracket 107, one end of the pit protecting plate 103 is hinged on the battery box mounting bracket 107, and the other end is hinged on the frame 101.

Referring to fig. 6, it is to be appreciated that the drive mechanism 104 includes a drive member 108, a first link 109, and a second link 110. The driving member 108 is provided on the frame 101. The upper end of the first link 109 is hinged to the driving member 108, and the middle part is hinged to the frame 101. The second link 110 has an upper end hinged to a lower end of the first link 109 and a lower end hinged to the pit protection plate 103.

It is understood that the driving member 108 is a cylinder.

It is understood that the driving member 108 is an electric push rod.

It can be understood that the battery box 102 and the pit protection plates 103 are arranged on two sides of the chassis structure of the overhead working truck in the running direction, and each pit protection plate 103 is provided with a driving mechanism 104.

The utility model is further elucidated with reference to fig. 1 to 6 in the following in a specific embodiment.

The frame 101 is provided with a battery box mounting bracket 107, and in this embodiment, the battery box mounting bracket 107 is of a plate-like structure that is vertically arranged, and one end of the battery box 102 is hinged to the battery box mounting bracket 107 through a hinge structure. The frame 101 is provided with a mounting plate 111 at one end of the battery box 102 away from the battery box mounting bracket 107, and the mounting plate 111 is also a vertically arranged plate-like structure. The bottom of mounting panel 111 is equipped with first pin joint 112, and the bottom of battery box installing support 107 is equipped with second pin joint 113, and the both ends of pit protection shield 103 are equipped with third pin joint 114 and fourth pin joint 115, and third pin joint 114 and first pin joint 112 adaptation, fourth pin joint 115 and second pin joint 113 adaptation, and pit protection shield 103 passes through the cooperation of third pin joint 114 and first pin joint 112, and fourth pin joint 115 and second pin joint 113's cooperation is rotatably installed on frame 101. The mounting plate 111 is provided with the actuating mechanism 104 above the first hinge point 112, and the actuating mechanism 104 includes a driving member 108, a first connecting rod 109 and a second connecting rod 110, wherein the driving member 108 is arranged on the mounting plate 111, the upper end of the first connecting rod 109 is hinged with the driving member 108, the middle part is hinged with the frame 101, the upper end of the second connecting rod 110 is hinged with the lower end of the first connecting rod 109, and the lower end is hinged with the pit protection plate 103. In this embodiment, the driving member 108 is an oil cylinder, and the oil cylinder extends out, so that the first connecting rod 109 and the second connecting rod 110 can drive the pit protecting plate 103 to rotate below the battery box 102, and as can be seen in fig. 1 to 3, the pit protecting plate 103 is changed from a vertical state to a horizontal device, and is located below the battery box 102, so that the battery box 102 can rotate under the condition of no interference. After the battery is replaced, the battery box 102 is fixed at the working state by a locking mechanism between the battery box 102 and the frame 101. Specifically, the locking mechanism includes a corner brace 106, a second locating hole, and a bolt. The corner brace 106 is arranged at one end of the battery box 102 far away from the hinge, and a first positioning hole is arranged on the corner brace 106. The second positioning hole is arranged on the frame 101 and is matched with the first positioning hole. The bolt is matched with the first positioning hole. In the working state, the first positioning hole of the corner brace 106 is aligned with the second positioning hole on the frame 101, and then the battery box 102 can be fixed on the frame 101 by inserting a bolt for locking.

Specifically, a fifth hinge point 116 is provided on the mounting plate 111, and the top of the cylinder is mounted on the mounting plate 111 through the fifth hinge point 116. The lower end of the first link 109 and the upper end of the second link 110 are connected by a sixth hinge point 117. A seventh hinge point 118 is provided at one end of the hole protection plate 103 near the mounting plate 111, and the lower end of the second link 110 and the hole protection plate 103 are connected through the seventh hinge point 118.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means 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 utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims

1. An overhead working truck chassis structure, comprising:

a frame;

the battery box is arranged on the frame and can move in the horizontal direction so that a battery placing port of the battery box is exposed;

the two ends of the pit protection plate are hinged with the frame, and the pit protection plate is positioned at the outer side of the battery box;

the driving mechanism is connected with the frame at one end and the pit protection plate at the other end, and can drive the pit protection plate to rotate, so that the pit protection plate is switched from a vertical state to a horizontal state and is positioned below the battery box after rotating.

2. The overhead working truck chassis structure according to claim 1, wherein: one end of the battery box is hinged to the frame, and the battery box can horizontally rotate around the hinged position.

3. The overhead working truck chassis structure according to claim 2, wherein: the battery box is fixed on the frame through the locking mechanism under the working state.

4. The overhead working truck chassis structure of claim 3, wherein the locking mechanism comprises:

the corner connector is arranged at one end of the battery box, which is far away from the hinge part, and is provided with a first positioning hole;

the second positioning hole is arranged on the frame and is matched with the first positioning hole;

and the bolt is matched with the first positioning hole.

5. The overhead working truck chassis structure according to claim 1, wherein: the vehicle frame is provided with a battery box mounting bracket, the battery box is arranged on the battery box mounting bracket, one end of the pit protection plate is hinged on the battery box mounting bracket, and the other end of the pit protection plate is hinged on the vehicle frame.

6. The overhead working truck chassis structure of claim 1, wherein the drive mechanism comprises:

the driving piece is arranged on the frame;

the upper end of the first connecting rod is hinged with the driving piece, and the middle part of the first connecting rod is hinged with the frame;

the upper end of the second connecting rod is hinged with the lower end of the first connecting rod, and the lower end of the second connecting rod is hinged with the pit protection plate.

7. The overhead working truck chassis structure according to claim 6, wherein: the driving piece is an oil cylinder.

8. The overhead working truck chassis structure according to claim 6, wherein: the driving piece is an electric push rod.

9. The overhead working truck chassis structure according to claim 1, wherein: the battery box and the pit protection plates are arranged on two sides of the chassis structure of the overhead working truck in the walking direction, and each pit protection plate is provided with the driving mechanism.