CN112010198B - Automatic escalator of automobile crane - Google Patents
Automatic escalator of automobile crane Download PDFInfo
- Publication number
- CN112010198B CN112010198B CN202010988296.8A CN202010988296A CN112010198B CN 112010198 B CN112010198 B CN 112010198B CN 202010988296 A CN202010988296 A CN 202010988296A CN 112010198 B CN112010198 B CN 112010198B
- Authority
- CN
- China
- Prior art keywords
- supporting rod
- bottom plate
- folding
- bracing piece
- articulated
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/18—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes
- B66C23/36—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes mounted on road or rail vehicles; Manually-movable jib-cranes for use in workshops; Floating cranes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C5/00—Ladders characterised by being mounted on undercarriages or vehicles Securing ladders on vehicles
- E06C5/02—Ladders characterised by being mounted on undercarriages or vehicles Securing ladders on vehicles with rigid longitudinal members
- E06C5/04—Ladders characterised by being mounted on undercarriages or vehicles Securing ladders on vehicles with rigid longitudinal members capable of being elevated or extended ; Fastening means during transport, e.g. mechanical, hydraulic
- E06C5/06—Ladders characterised by being mounted on undercarriages or vehicles Securing ladders on vehicles with rigid longitudinal members capable of being elevated or extended ; Fastening means during transport, e.g. mechanical, hydraulic by piston and cylinder, or equivalent means, operated by a pressure medium
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vehicle Step Arrangements And Article Storage (AREA)
Abstract
The utility model provides an automatic escalator of mobile crane, comprising a base plate, the bottom plate front side is equipped with the folding ladder, the folding ladder includes two folding support, every folding support includes N group monomer, be equipped with the footboard between two monomers that the position is relative, the monomer includes alternately arranged first bracing piece and second bracing piece, first bracing piece and second bracing piece middle part are articulated, to arbitrary adjacent two group monomers, be located the free first bracing piece outer end of below and the free second bracing piece outer end of top, the free second bracing piece inner of below is articulated with the free first bracing piece inner of top, the bottom plate corresponds every folding support side and is equipped with the hydro-cylinder, the hydro-cylinder is articulated with the free inner of first bracing piece of below, rear side upper end department of bottom plate is equipped with articulated seat, the bottom plate rear side is equipped with articulated seat, articulated on the articulated hydro-cylinder that has backward to extend, the articulated shaft of above-mentioned all hinge structures is the trend about. The escalator realizes the folding function through the hydraulic system, is convenient to use and does not influence the work of the crane.
Description
Technical Field
The invention relates to an escalator of an automobile crane.
Background
The automobile crane loading control room is positioned above the automobile crane walking table plate, when an operator is required to perform operation and hoisting operation, the operator must climb onto the automobile crane through the escalator to operate, and currently, the general automobile crane is exemplified, and the distance between the walking table plate surface and the ground is about 1.5 m. The escalator is vertically arranged on the side surface of the automobile crane, operators are laborious to go up and down, particularly, operators with a fatter posture are required to go up and down the automobile crane frequently to operate, overhaul and the like, and the escalator does not accord with the principle of human engineering.
Disclosure of Invention
The invention aims to solve the technical problem of providing the escalator for the automobile crane, which realizes the folding function through a hydraulic system, is convenient to use and does not influence the normal operation of the crane.
In order to solve the technical problems, the invention provides an escalator of an automobile crane, which comprises a rectangular bottom plate which is vertically arranged, wherein the bottom plate is arranged in a way that the lower side is close to the front side and the upper side is close to the rear side, a folding ladder is arranged on the front side of the bottom plate, each folding ladder comprises two folding brackets which are symmetrically arranged left and right, each folding bracket comprises N groups of single bodies which are sequentially connected from top to bottom, a pedal is arranged between the two single bodies which are opposite to each other on the upper positions of the two folding brackets, each group of single bodies comprises a first supporting rod and a second supporting rod which are arranged in a cross manner, the middle area of the first supporting rod in each group of single bodies is hinged with the middle area of the second supporting rod, one side, which is close to the bottom plate in the length direction, of the first supporting rod and one side, which is far away from the bottom plate, is the outside, of any adjacent single bodies are arranged, wherein the outer ends of the first supporting rods positioned below single bodies are hinged with the outer ends of the second supporting rods positioned above, the inner ends of the second supporting rods positioned below single bodies are hinged with the inner ends of the first supporting rods positioned above single bodies, the inner ends of the second supporting rods positioned at the single bodies are hinged with the first supporting rods positioned above the single bodies, the inner ends of the single bodies are arranged at least one side, the first supporting rods are hinged with the front side, the front side and the bottom rods are arranged at least one side, the front side and the bottom rods are arranged at the front side and the bottom rods are respectively, the front side and the bottom rods are arranged at the front side and the bottom rods, and the two side and the bottom rods are respectively, and the front side and the bottom rods are arranged, the hinge shafts of all the hinge structures are left and right.
For the sake of simplicity of explanation, an escalator for an automobile crane according to the present invention will be hereinafter simply referred to as the escalator.
The use method of the escalator comprises the following steps: the escalator is vertically arranged on the side surface of the crane, the upper side of the escalator is hinged with the side edge of a travelling plate of the crane through a third hinging seat, one end of a second oil cylinder, which is far away from a bottom plate, is hinged below the corresponding three hinging seats on the side surface of the crane, when the escalator is used, the first oil cylinder and the second oil cylinder are controlled to extend through a controller, the bottom plate is in an inclined state, and the folding ladder is in an unfolding state; after the folding ladder is used, the first oil cylinder and the second oil cylinder are controlled to retract through the controller, when the first oil cylinder retracts, the folding ladder is changed into a folding state from an unfolding state, when the second oil cylinder retracts, the bottom plate is changed into a vertical state from an inclined state, and the occupied space after folding is small.
The escalator has the advantages that: the escalator is convenient to unfold and fold; the device can be arranged at a proper position of an automobile crane or an engineering machinery complete machine, and is convenient and flexible to install; the power source of the automobile crane or the engineering machinery is shared, so that the power requirement is low, and no additional power source is needed; the human engineering is more accordant, so that operators and maintenance service personnel are more convenient, time-saving and labor-saving; the design of the high inclination of the escalator ensures that the upper and lower engineering machinery of related personnel are safer, and the occupied space after folding is small, so that the normal operation of the crane is not influenced.
In order to achieve better use effect of the escalator, the preferable scheme is as follows:
preferably, the second supporting rod is a bent rod, and the outer end of the second supporting rod is bent downwards, and the inner end of the second supporting rod is bent upwards.
The second support rod is a bent rod, so that the bent rod is convenient to abdicate, and the folded bent rod is tidier.
Preferably, the unit at the lowest position is provided with a mounting plate, one end of the mounting plate is hinged with the inner end of the first support rod of the unit, and the other end of the mounting plate is in pin joint with the outer end of the second support rod of the unit.
The mounting plate plays a role in fixing the staircase in the unfolding state, so that the staircase is more stable. When the folding ladder is folded, the storage can be completed only by removing the pin shaft between the mounting plate and the second supporting rod.
Drawings
Fig. 1 is a schematic view of the structure of the escalator (not shown in the car crane).
Fig. 2 is a schematic view of the folded state of the escalator (not shown in the car crane).
Detailed Description
Referring to fig. 1 and 2, an escalator of an automobile crane comprises a rectangular bottom plate 1 which is vertically arranged, wherein the bottom plate 1 is obliquely arranged at the front side and the rear side of the lower side, a folding ladder is arranged at the front side of the bottom plate 1 and comprises two folding supports 2 which are symmetrically arranged left and right, each folding support 2 comprises seven groups of single bodies 21 which are sequentially connected from top to bottom, a pedal is arranged between the two single bodies 21 which are opposite to each other on the two folding supports 2, each group of single bodies 21 comprises a first supporting rod 211 and a second supporting rod 212 which are arranged in a crossed manner, the middle area of the first supporting rod 211 and the middle area of the second supporting rod 212 in each group of single bodies 21 are hinged, one side, close to the bottom plate 1, of the first supporting rod 211 and one side, far away from the bottom plate 1 along the length direction of the second supporting rod 212 are arranged inside, the second supporting rod 212 is a bent rod, the outer end of the second supporting rod 212 is bent downwards, and the inner end of the second supporting rod 212 is bent upwards. For any two adjacent groups of single bodies 21, the outer ends of the first supporting rods 211 of the single bodies 21 positioned below are hinged with the outer ends of the second supporting rods 212 of the single bodies 21 positioned above, the inner ends of the second supporting rods 212 of the single bodies 21 positioned below are hinged with the inner ends of the first supporting rods 211 of the single bodies 21 positioned above, the inner ends of the second supporting rods 212 of the single bodies 21 positioned uppermost are hinged with the front side of the bottom plate 1 through first hinging seats 4, the lengths of the first supporting rods 211 of the single bodies 21 positioned uppermost are only half of the lengths of the first supporting rods 211 of the other single bodies 21, the outer ends of the first supporting rods do not exceed the outer ends of the corresponding second supporting rods 212, a first oil cylinder 5 arranged along the length direction of the bottom plate 1 is arranged at the front side of the bottom plate 1 corresponding to each folding bracket 2, the front end of a piston rod of the first oil cylinder 5 is hinged with the front side of the bottom plate 1 through a second hinging seat 51, two third hinging seats 7 which are symmetrically arranged on the back side of the bottom plate 1 and close to the upper end, two hinging seats 61 are symmetrically arranged on the back side of the bottom plate 1 are symmetrically arranged, and four hinging seats 61 extend towards the back side of the right side of the bottom plate 1 are arranged, and all hinge seats extend towards the right side of the fourth hinging seats are arranged on the back side. The unit 21 at the lowest part is provided with a mounting plate 8, one end of the mounting plate 8 is hinged with the inner end of the first supporting rod 211 of the unit 21, and the other end of the mounting plate 8 is pin-connected with the outer end of the second supporting rod 212 of the unit 21.
The use method of the escalator comprises the following steps: the escalator is vertically arranged on the side surface of a crane, the upper side of the escalator is hinged with the side edge of a travelling plate of the crane through a third hinging seat 7, one end of a second oil cylinder 6, which is far away from a bottom plate 1, is hinged below the corresponding three hinging seats on the side surface of the crane, when the escalator is used, the first oil cylinder 5 and the second oil cylinder 6 are controlled to extend through a controller, the bottom plate 1 is in an inclined state, and the folding escalator is in an unfolding state; after the use is finished, the first oil cylinder 5 and the second oil cylinder 6 are controlled by the controller to retract, when the first oil cylinder 5 is retracted, the folding ladder is changed into a folding state from an unfolding state, when the second oil cylinder 6 is retracted, the bottom plate 1 is changed into a vertical state from an inclined state, and the occupied space after folding is small.
The escalator has the advantages that: the escalator is convenient to unfold and fold; the device can be arranged at a proper position of an automobile crane or an engineering machinery complete machine, and is convenient and flexible to install; the power source of the automobile crane or the engineering machinery is shared, so that the power requirement is low, and no additional power source is needed; the human engineering is more accordant, so that operators and maintenance service personnel are more convenient, time-saving and labor-saving; the design of the high inclination of the escalator ensures that the upper and lower engineering machinery of related personnel are safer, and the occupied space after folding is small, so that the normal operation of the crane is not influenced.
The second support bar 212 is a bent bar, which is convenient for giving way, so that the folded bar is tidier.
The mounting plate 8 plays a role in fixing the staircase in the unfolded state, so that the staircase is more stable. When the folding ladder is folded, the storage can be completed only by removing the pin shaft between the mounting plate 8 and the second support rod 212.
Claims (1)
1. An escalator of an automobile crane, which is characterized in that: the two-dimensional folding type hydraulic cylinder comprises a vertically arranged rectangular bottom plate, wherein the bottom plate is obliquely arranged towards the front side and towards the rear side from the upper side, a folding ladder is arranged on the front side of the bottom plate, each folding ladder comprises two folding brackets which are symmetrically arranged left and right, each folding bracket comprises N groups of monomers which are sequentially connected from top to bottom, a pedal is arranged between the two monomers which are opposite to each other in position on the two folding brackets, each group of monomers comprises a first supporting rod and a second supporting rod which are arranged in a crossing manner, the middle area of the first supporting rod and the middle area of the second supporting rod in each group of monomers are hinged, one side, close to the bottom plate, of the first supporting rod and the second supporting rod in the length direction is the outer side, close to the bottom plate is the outer side, of any adjacent two groups of monomers are hinged with the outer end of the second supporting rod which is positioned above, the inner end of the second supporting rod which is positioned below is hinged with the inner end of the first supporting rod which is positioned above, the inner end of the second supporting rod which is positioned above the second supporting rod is hinged with the front side of the bottom plate through a first hinging seat, the inner end of each folding bracket is arranged at least one side, the front side of the bottom plate is provided with at least one cylinder seat which is arranged at least one side close to the bottom plate in the right direction, and the front side of the bottom plate is provided with at least one cylinder seat which is arranged at least one side, and the front side of the bottom seat is arranged at least close to the right side;
The second supporting rod is a bent rod, the outer end of the second supporting rod is bent downwards, and the inner end of the second supporting rod is bent upwards;
the monomer that is located the below is equipped with a mounting panel, and mounting panel one end is articulated with the inner of this monomer first bracing piece, and the other end of mounting panel and the outer end pin joint of this monomer second bracing piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010988296.8A CN112010198B (en) | 2020-09-18 | 2020-09-18 | Automatic escalator of automobile crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010988296.8A CN112010198B (en) | 2020-09-18 | 2020-09-18 | Automatic escalator of automobile crane |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112010198A CN112010198A (en) | 2020-12-01 |
| CN112010198B true CN112010198B (en) | 2024-08-20 |
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ID=73522120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010988296.8A Active CN112010198B (en) | 2020-09-18 | 2020-09-18 | Automatic escalator of automobile crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112010198B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212924194U (en) * | 2020-09-18 | 2021-04-09 | 安徽柳工起重机有限公司 | Automatic escalator of automobile crane |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101717045B (en) * | 2009-12-30 | 2011-12-14 | 安徽柳工起重机有限公司 | Driver's cab boarding device of automobile crane |
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2020
- 2020-09-18 CN CN202010988296.8A patent/CN112010198B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212924194U (en) * | 2020-09-18 | 2021-04-09 | 安徽柳工起重机有限公司 | Automatic escalator of automobile crane |
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| Publication number | Publication date |
|---|---|
| CN112010198A (en) | 2020-12-01 |
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