CN213738468U - Working column and aerial work platform - Google Patents
Working column and aerial work platform Download PDFInfo
- Publication number
- CN213738468U CN213738468U CN202022319439.4U CN202022319439U CN213738468U CN 213738468 U CN213738468 U CN 213738468U CN 202022319439 U CN202022319439 U CN 202022319439U CN 213738468 U CN213738468 U CN 213738468U
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- platform
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- pull rope
- aerial work
- work platform
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- 230000009471 action Effects 0.000 claims abstract description 12
- 238000001125 extrusion Methods 0.000 claims abstract description 8
- 230000000452 restraining effect Effects 0.000 claims description 2
- 238000010276 construction Methods 0.000 claims 2
- 230000000694 effects Effects 0.000 claims 1
- 230000000670 limiting effect Effects 0.000 abstract description 14
- 230000002265 prevention Effects 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a work bar and aerial working platform, the work bar includes: base, rail, control the platform, prevent extrusion device, the rail is established on the base, controls the platform and establishes on the rail, prevents that extrusion device includes: the anti-pinch structure is a circle of guard rails arranged on the side wall of the top of the fence, the first support position and the second support position are respectively positioned on two sides of the console, one end of the pull rope is fixed on the second support, the pull rope switch is arranged on the first support and is connected with the other end of the pull rope, the pull rope switch generates a first trigger signal for limiting the action of the aerial work platform under the action of the pulling force of the pull rope, and the pull rope switch is pressed to generate a second trigger signal for relieving the action limitation of the aerial work platform and reset the pull rope; the aerial work platform is provided with the working column. The utility model discloses simple structure can protect the personal safety who is located the operator in the work bar, improves the operation simultaneously and experiences.
Description
Technical Field
The utility model relates to an aerial working platform field, in particular to work bar and aerial working platform.
Background
The rapid development of economy in China provides good opportunity for the industrial development of aerial work platforms. With the increasing use requirements, customers not only require that the corresponding working height can be reached, but also require that the overhead working truck has higher safety and reliability. When working aloft, the worker stands in the working column to operate, and stops operating after reaching the working height. In order to facilitate operation and observe surrounding conditions, an operator often faces towards the vehicle body, and when the arm support is extended, the operator possibly faces away from the obstacle. When an obstacle approaches the operator, the operator may be caught between the obstacle and the operation control panel without noticing the obstacle or causing other sudden situations. In addition, when an operator touches an obstacle and the body leans forward or the aerial work platform acts, the operator and the worker often need to hold the working railing in order to stabilize the body, and at the moment, an accident of clamping hands can occur. Therefore, the safe working column becomes a key link for guaranteeing the safety of the high-altitude operation.
In the existing safety protection measures of the working column, a height limiting rod is installed on a guardrail, when the height limiting rod contacts with an obstacle, an operator stops working immediately after seeing the height limiting rod, but the height limiting rod is possibly crushed or an operation panel is possibly controlled to be invalid, and the personal safety of the operator cannot be guaranteed at the moment. And a pressure sensor is arranged beside an operation control panel, when a person touches an obstacle and leans forward to contact the pressure sensor, the pressure sensor generates an electric signal and sends the electric signal to a control system, and the control system immediately controls the alarm device to act and cut off a working power supply.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a work bar and aerial working platform can realize that the protection is located the operator's in the work bar personal safety, improves the operation and experiences.
According to the utility model discloses work bar, include: base, rail, control the platform, prevent extrusion device, the rail sets up on the base, it is in to control the platform setting on the rail, prevent that extrusion device includes: the hand clamping prevention structure comprises a hand clamping prevention structure, a first support, a second support, a pull rope and a pull rope switch, wherein the hand clamping prevention structure is a circle of guard rails arranged on the side wall of the top of the fence, the first bracket is positioned at one side of the console and fixed on the fence, the second bracket is positioned at the other opposite side of the console and fixed on the fence, the pull rope is arranged between the first bracket and the second bracket, one end of the pull rope is fixed on the second bracket, the pull rope switch is arranged on the first bracket and is connected with the other end of the pull rope, the pull rope switch generates a first trigger signal for limiting the actions of the aerial work platform under the action of the pulling force of the pull rope, and the pull rope switch is pressed to generate a second trigger signal for releasing the limiting actions of the aerial work platform and enable the pull rope to return to the initial position.
According to the utility model discloses above-mentioned embodiment's work bar has following beneficial effect at least: when an operator touches an obstacle, the body leans forwards to squeeze the pull rope, the pull rope pulls the pull rope switch, and when the pull rope switch is pulled out, a first trigger signal for limiting the action of the aerial work platform is generated; when the operation is carried out after the danger is relieved, an operator only needs to press the pull rope switch to enable the pull rope switch to generate a second trigger signal for relieving the limiting action of the aerial work platform and enable the pull rope to return to the initial position, and therefore normal operation is resumed; the side wall of the top of the fence is provided with a circle of hand-clamping prevention structures of the protective fence, when an operator touches a barrier and the body leans forward or the aerial work platform acts, the hand of the operator can be held on the inner handrail of the fence to stabilize the body, and the protective fence can reduce impact force and prevent the hand from being clamped during collision.
According to some embodiments of the utility model, the place ahead of controlling the platform be equipped with the operation protection frame that the rail links to each other.
According to some embodiments of the utility model, but first support with but be equipped with the relative circumferential direction's that sets up pulley on the second support, the stay cord is walked around perpendicularly behind the pulley respectively with the second support with the stay cord switch is connected.
According to some embodiments of the invention, the pulley is along the vertical direction setting of base.
According to some embodiments of the invention, the stay cord through the bolt with the connection can be dismantled to the second support.
According to some embodiments of the invention, the pull cord is a steel cord structure.
Based on same utility model the utility model discloses still provide an aerial working platform, this aerial working platform is provided with the work bar in the above-mentioned embodiment.
According to some embodiments of the present invention, the aerial work platform comprises a control system and an acousto-optic warning lamp, the control system is electrically connected to the acousto-optic warning lamp, and the control system limits the aerial work platform to operate and turns on the acousto-optic warning lamp after receiving the first trigger signal; and after receiving the second trigger signal, the control system removes the action limitation on the aerial work platform and turns off the acousto-optic warning lamp.
According to the utility model discloses above-mentioned embodiment's aerial working platform has following beneficial effect at least: after receiving a first trigger signal for limiting the action of the aerial work platform, the control system immediately cuts off a working power supply of the aerial work vehicle and controls an acousto-optic warning lamp to give out sound alarm and light alarm, so that an operator is forced to stop operating, and the life safety of the operator is protected; when the danger is relieved and then the aerial work platform is operated, an operator presses the pull-cord switch, and the control system restores the normal operation of the aerial work platform after receiving a second trigger signal which is sent by the pull-cord switch and used for relieving the limiting action of the aerial work platform.
Additional aspects and advantages of the invention 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 invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Reference numerals:
a console 300, an operation protection frame 301;
the anti-extrusion device 400, the anti-pinch structure 401, the first bracket 402, the second bracket 403, the pull rope 404 and the pull rope switch 405;
pulley 500, bolt 600, reputation warning light 700.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device 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 invention.
In the description of the present invention, unless explicitly defined otherwise, the terms such as setting, installing, connecting, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the terms in the present invention by combining the specific contents of the technical solutions.
Referring to fig. 1, for the utility model discloses a work bar, include: base 100, rail 200, console 300, anti-extrusion device 400.
The fence 200 is vertically disposed on the circumferential side of the chassis 100.
The console 300 is fixed at the middle of one side of the fence 200, and a worker stands in the work fence and controls the operation of the aerial work platform through the console 300.
The anti-extrusion device 400 includes: the hand-clipping prevention structure 401, a first bracket 402, a second bracket 403, a pull rope 404 and a pull rope switch 405. The anti-pinch structure 201 is a circle of guard rails arranged on the top side wall of the fence 200, when an operator touches the obstacle and leans forward or the aerial work platform moves, the hands of the operator and other workers can be held on the inner handrails of the fence 200 to stabilize the body, and the guard rails can reduce impact force during collision and prevent pinching. The first bracket 402 is located on the right side of the console 300 and fixed to the rail 200, the second bracket 403 is located on the left side of the console 300 and fixed to the rail 200, and the first bracket 402 and the second bracket 403 are installed at opposite positions. The pulling rope 404 is horizontally disposed between the first bracket 402 and the second bracket 403, and one end of the pulling rope 404 is fixed to the second bracket 403. The pull-cord switch 405 is fixed on the first bracket 402, the pull-cord switch 405 is connected with the other end of the pull-cord 404, when an operator touches an obstacle and leans forward to squeeze the pull-cord 404, the pull-cord 404 pulls the pull-cord switch 405, and at the moment, the pull-cord switch 405 is pulled out, so that a first trigger signal for limiting the action of the aerial work platform is generated. When the operator operates the aerial work platform again after the danger is removed, the operator presses the pull-cord switch 405 to generate a second trigger signal for removing the restraining operation of the aerial work platform and to return the pull cord 404 to the initial position.
In some embodiments of the present invention, the front of the console 300 is provided with an operation protection frame 301 connected to the enclosure 200, and when the operator touches an obstacle and causes the body to lean forward or the working column to vibrate, the operator can hold the operation protection frame 301 for operation.
In some embodiments of the present invention, the first bracket 402 and the second bracket 403 are provided with a pulley 500 which is relatively disposed and can rotate circumferentially, and the pull rope 404 vertically bypasses the pulley 500 and then is fixedly connected to the second bracket 403 and the pull rope switch 405, respectively.
In some embodiments of the present invention, the pulley 500 is disposed along the vertical direction of the base 100.
In some embodiments of the present invention, the pull cord 404 is detachably connected to the second bracket 403 via a latch 600.
In some embodiments of the present invention, the pull cord 404 is a steel cord structure.
The utility model also provides an aerial working platform, this aerial working platform is provided with the work fence in the above-mentioned embodiment.
The utility model discloses an in some embodiments, aerial working platform includes control system, acousto-optic warning lamp 700, control system and acousto-optic warning lamp 700 electric connection, and after control system received first triggering signal, the working power supply who cuts off aerial working car immediately sent audible alarm and light warning with control acousto-optic warning lamp 700, made the operator compelled to stop the operation to protection operator's life safety. After receiving the second trigger signal, the control system releases the action limitation on the aerial work platform and turns off the acousto-optic warning lamp 700.
In the description herein, references to the description of the terms "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean 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 present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. 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 invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (8)
1. A work bar, comprising:
a base (100);
a fence (200) disposed on the base (100);
a console (300) disposed on the fence (200);
an anti-extrusion device (400) comprising: prevent tong structure (401), first support (402), second support (403), stay cord (404), stay cord switch (405), prevent tong structure (401) for the round rail guard that rail (200) top side wall set up, first support (402) are located control one side of platform (300) and be fixed in on rail (200), second support (403) are located control the relative opposite side of platform (300) and be fixed in on rail (200), stay cord (404) set up first support (402) with between second support (403), its one end is fixed in on second support (403), stay cord switch (405) sets up on first support (402), its with the other end of stay cord (404) is connected, and it produces the first trigger signal who is used for restricting high altitude construction platform action under the pulling force effect of stay cord (404), pressing the pull-cord switch (405) generates a second trigger signal for releasing the aerial work platform restraining action and enables the pull cord (404) to return to an initial position.
2. The work fence of claim 1, wherein a manipulation protection frame (301) connected to the fence (200) is provided in front of the console (300).
3. The working fence according to claim 1, wherein the first bracket (402) and the second bracket (403) are provided with pulleys (500) which are arranged oppositely and can rotate circumferentially, and the pull rope (404) vertically winds around the pulleys (500) and is respectively connected with the second bracket (403) and the pull rope switch (405).
4. The workbar of claim 3, characterized in that the pulleys (500) are arranged in a vertical direction along the base (100).
5. The workbar of claim 1, wherein the pull cord (404) is removably attached to the second bracket (403) by a latch (600).
6. The workbar of any of claims 1-5, wherein the drawstring (404) is of a wire rope construction.
7. An aerial work platform, characterized in that it is provided with a working boom according to any of claims 1 to 6.
8. The aerial work platform as claimed in claim 7, comprising a control system and an acousto-optic warning light (700), wherein the control system is electrically connected with the acousto-optic warning light (700), and the control system receives the first trigger signal and then limits the aerial work platform to operate and turns on the acousto-optic warning light (700); and after receiving the second trigger signal, the control system releases the action limitation on the aerial work platform and closes the acousto-optic warning lamp (700).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022319439.4U CN213738468U (en) | 2020-10-16 | 2020-10-16 | Working column and aerial work platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022319439.4U CN213738468U (en) | 2020-10-16 | 2020-10-16 | Working column and aerial work platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213738468U true CN213738468U (en) | 2021-07-20 |
Family
ID=76850474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022319439.4U Ceased CN213738468U (en) | 2020-10-16 | 2020-10-16 | Working column and aerial work platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213738468U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023137877A1 (en) * | 2022-01-24 | 2023-07-27 | 湖南星邦智能装备股份有限公司 | Aerial work platform and boom truck having aerial work platform |
-
2020
- 2020-10-16 CN CN202022319439.4U patent/CN213738468U/en not_active Ceased
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023137877A1 (en) * | 2022-01-24 | 2023-07-27 | 湖南星邦智能装备股份有限公司 | Aerial work platform and boom truck having aerial work platform |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| IW01 | Full invalidation of patent right |
Decision date of declaring invalidation: 20230112 Decision number of declaring invalidation: 60103 Granted publication date: 20210720 |
|
| IW01 | Full invalidation of patent right |