CN211035113U - Platform weighing mechanism of aerial work platform - Google Patents
Platform weighing mechanism of aerial work platform Download PDFInfo
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- CN211035113U CN211035113U CN201921451715.3U CN201921451715U CN211035113U CN 211035113 U CN211035113 U CN 211035113U CN 201921451715 U CN201921451715 U CN 201921451715U CN 211035113 U CN211035113 U CN 211035113U
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Abstract
The utility model relates to a platform weighing machine of aerial working platform constructs. This aerial working platform's platform weighing machine constructs, including platform fixed bolster and swing jar installing support, still include: the platform fixing support, the swing cylinder mounting support, the first connecting support and the second connecting support form a parallelogram, a tension sensor is arranged in the parallelogram, one end of the tension sensor is connected with the platform fixing support, the other end of the tension sensor is connected with the swing cylinder mounting support, and an acute included angle is formed between a straight line where the tension sensor is located and a straight line where the first connecting support or the second connecting support is located. The platform weighing mechanism of the aerial work platform only uses one tension sensor, reduces the production cost, does not influence the measurement result due to the different positions of the loaded object on the work platform, and improves the measurement accuracy.
Description
Technical Field
The utility model relates to an aerial working safety technical field, concretely relates to aerial working platform's platform weighing machine constructs.
Background
The safety of the aerial work platform serving as manned work mechanical equipment is crucial, and the load capacity of the work platform is crucial to control because the overload of the load capacity of the work platform easily causes a major accident of overturning.
Generally, a working platform weighing mechanism is used for detecting the load capacity of a working platform, and the prior art has the following commonly-used working platform weighing mechanisms, namely a weighing mode that a travel switch is triggered by spring deformation is adopted, and although the weighing mode has lower cost, the weighing accuracy is also lower; the other method is a weighing method that four sensors on the same plane are used for weighing, although the accuracy is high, the production cost is high, the requirement on the accuracy of structural position tolerance is high, and fault alarm is easily caused by structural deformation. How to provide a platform weighing mechanism with higher accuracy and lower production cost is a technical problem which needs to be solved urgently.
SUMMERY OF THE UTILITY MODEL
The utility model provides a solve above-mentioned technical problem, provide a platform weighing machine of aerial working platform constructs, this platform weighing machine constructs through only using a sensor in a parallelogram that forms at platform fixed bolster, swing jar installing support, first connection supporting part and second connection supporting part, has not only effectively reduced manufacturing cost, can also improve the degree of accuracy of weighing.
The utility model discloses a realize through following technical scheme:
the utility model provides an aerial working platform's platform weighing machine constructs, includes platform fixed bolster and swing jar installing support, still includes:
the platform fixing support, the swing cylinder mounting support, the first connecting support and the second connecting support are arranged to form a parallelogram, a tension sensor is arranged in the parallelogram, one end of the tension sensor is connected with the platform fixing support, the other end of the tension sensor is connected with the swing cylinder mounting support, and an acute included angle is formed between a straight line where the tension sensor is located and a straight line where the first connecting support or the second connecting support is located.
Preferably, the first connecting and supporting part or the second connecting and supporting part is a connecting frame, one side of the connecting frame is connected with the platform fixing and supporting frame, and the other side of the connecting frame is connected with the swinging cylinder mounting support.
Preferably, the connecting frame is detachably connected with the platform fixing support and the swinging cylinder mounting support.
Preferably, the connecting frame is connected with the platform fixing support and the swinging cylinder mounting support through pin shafts.
Preferably, a connecting piece is arranged on the first connecting support part and/or the second connecting support part, and the connecting piece is used for connecting the tension sensor.
Preferably, the connecting piece is arranged at the diagonal position of the parallelogram.
Preferably, a joint bearing is arranged between the connecting piece and the tension sensor.
Preferably, the joint bearing is detachably connected with the connecting piece and the tension sensor.
Preferably, the joint bearing, the connecting piece and the tension sensor are fixed through bolts and nuts.
The utility model has the advantages that:
this aerial working platform's platform weighing mechanism has only used a tension sensor, has reduced manufacturing cost, and platform fixed bolster, swing jar installing support, first connection supporting part and second connection supporting part constitute a parallelogram, and tension sensor constitutes weighing mechanism with the parallelogram that constitutes jointly for this platform weighing mechanism can not influence the measuring result because of the difference of the position of the object of loading on work platform, has improved the measuring degree of accuracy.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is an exploded view of fig. 1.
In the figure, 1, a platform fixing bracket; 2. a swing cylinder mounting bracket; 3. a first connection support part; 4. a second connection support part; 5. a tension sensor; 6. a connecting member; 7. a knuckle bearing; 8. a bolt and a nut; 9. And (7) a pin shaft.
Detailed Description
In order to clearly illustrate the technical features of the present invention, the present invention is explained in detail by the following embodiments in combination with the accompanying drawings.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-2, the utility model discloses an aerial working platform's platform weighing machine constructs, including platform fixed bolster 1 and swing jar installing support 2, still include:
the platform comprises a platform fixing support 1, a swing cylinder mounting support 2, a first connecting support part 3 and a second connecting support part 4 which are arranged between the platform fixing support 1 and the swing cylinder mounting support 2, wherein the platform fixing support 1, the swing cylinder mounting support 2, the first connecting support part 3 and the second connecting support part 4 form a parallelogram, a tension sensor 5 is arranged in the parallelogram, one end of the tension sensor 5 is connected with the platform fixing support 1, the other end of the tension sensor is connected with the swing cylinder mounting support 2, and a straight line where the tension sensor 5 is located and a straight line where the first connecting support part 3 or the second connecting support part 4 is located form an acute included.
The platform fixing support, the swing cylinder mounting support, the first connecting support and the second connecting support form a parallelogram, the tension sensor is arranged inside the parallelogram, the structures jointly form the platform weighing mechanism of the aerial work platform, the position change of a load object on the work platform cannot influence the measurement result, namely the load capacity cannot change along with the position change of the load object on the work platform, the measurement precision is improved, only one tension sensor is used in the platform weighing mechanism, and the production cost is reduced.
When people or objects are loaded on the working platform, the parallelogram formed by the platform fixing support, the swing cylinder mounting support, the first connecting support and the second connecting support can be slightly deformed, and the load capacity on the working platform can be measured through the tension force sensed by the tension sensor.
The tension sensor is arranged between the platform fixing support and the swing cylinder mounting support, so that the sensor is prevented from being damaged or giving an alarm due to the fact that the aerial work platform collides with the sensor in the transportation process.
The first connecting and supporting part 3 or the second connecting and supporting part 4 is a connecting frame, one side of the connecting frame is connected with the platform fixing and supporting frame 1, and the other side of the connecting frame is connected with the swing cylinder mounting bracket 2.
The connecting frame is detachably connected with the platform fixing support 1 and the swing cylinder mounting support 2.
The connecting frame is connected with the platform fixing support 1 and the swing cylinder mounting support 2 through a pin shaft 9.
The first connection support 3 and/or the second connection support 4 is provided with a connecting piece 6, and the connecting piece 6 is used for connecting the tension sensor 5.
The connecting pieces 6 are arranged at diagonal positions of the parallelogram.
And a joint bearing 7 is arranged between the connecting piece 6 and the tension sensor 5.
The joint bearing 7 is detachably connected with the connecting piece 6 and the tension sensor 5.
The joint bearing 7, the connecting piece 6 and the tension sensor 5 are fixed through bolts and nuts 8.
When the platform fixed bolster receives ascending power, the bolt takes place to remove in the screw of connecting piece, and the platform fixed bolster can contact with swing jar installing support after upwards moving certain distance to reach spacing purpose, tension sensor can not receive impact or load because the platform fixed bolster atress moves upward.
Because the connecting piece can be dismantled with platform fixed bolster and swing jar installing support and be connected, can dismantle between connecting piece and the force sensor and be connected, optimized assembly manufacturability, improved assembly efficiency, when force sensor breaks down, convenient maintenance and change.
The above-mentioned specific embodiments can not be regarded as the restriction to the scope of protection of the utility model, to technical personnel in this technical field, it is right the utility model discloses any replacement improvement or transform that embodiment made all fall within the scope of protection of the utility model.
The parts of the present invention not described in detail are the known techniques of those skilled in the art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides an aerial working platform's platform weighing machine constructs, includes platform fixed bolster and swing jar installing support, its characterized in that still includes:
the platform fixing support, the swing cylinder mounting support, the first connecting support and the second connecting support are arranged to form a parallelogram, a tension sensor is arranged in the parallelogram, one end of the tension sensor is connected with the platform fixing support, the other end of the tension sensor is connected with the swing cylinder mounting support, and an acute included angle is formed between a straight line where the tension sensor is located and a straight line where the first connecting support or the second connecting support is located.
2. The platform weighing mechanism of claim 1, wherein the first or second connection support is a link, one side of the link is connected to the platform fixing support frame, and the other side of the link is connected to the swing cylinder mounting bracket.
3. The platform weighing mechanism of claim 2, wherein the link is removably connected to the platform mounting bracket and the swing cylinder mounting bracket.
4. The platform weighing mechanism of claim 3, wherein the link is coupled to the platform mounting bracket and the swing cylinder mounting bracket by a pin.
5. The platform weighing mechanism of the aerial work platform of any one of claims 1 to 4, wherein the first connection support and/or the second connection support is provided with a connector for connecting the tension sensor.
6. The platform weighing mechanism of claim 5, wherein the linkage is located diagonally to the parallelogram.
7. The platform weighing mechanism of claim 6, wherein a joint bearing is disposed between the connecting member and the tension sensor.
8. The platform weighing mechanism of claim 7, wherein the joint bearing is detachably connected to the connecting member and the tension sensor.
9. The platform weighing mechanism of claim 8, wherein the joint bearing, the connecting member and the tension sensor are fixed by bolts and nuts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921451715.3U CN211035113U (en) | 2019-09-02 | 2019-09-02 | Platform weighing mechanism of aerial work platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921451715.3U CN211035113U (en) | 2019-09-02 | 2019-09-02 | Platform weighing mechanism of aerial work platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211035113U true CN211035113U (en) | 2020-07-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921451715.3U Active CN211035113U (en) | 2019-09-02 | 2019-09-02 | Platform weighing mechanism of aerial work platform |
Country Status (1)
| Country | Link |
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| CN (1) | CN211035113U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111792591A (en) * | 2020-07-23 | 2020-10-20 | 湖南星邦智能装备股份有限公司 | Connecting mechanism for aerial work platform |
| CN113670426A (en) * | 2021-08-19 | 2021-11-19 | 西南石油大学 | Automatic metering device for micro metering experiment |
-
2019
- 2019-09-02 CN CN201921451715.3U patent/CN211035113U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111792591A (en) * | 2020-07-23 | 2020-10-20 | 湖南星邦智能装备股份有限公司 | Connecting mechanism for aerial work platform |
| CN111792591B (en) * | 2020-07-23 | 2022-01-18 | 湖南星邦智能装备股份有限公司 | Connecting mechanism for aerial work platform |
| CN113670426A (en) * | 2021-08-19 | 2021-11-19 | 西南石油大学 | Automatic metering device for micro metering experiment |
| CN113670426B (en) * | 2021-08-19 | 2023-05-09 | 西南石油大学 | Automatic metering device for micro-metering experiment |
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Address after: No.2676 Kejia Road, high tech Zone, Jinan City, Shandong Province, 250104 Patentee after: Lingong Heavy Machinery Co.,Ltd. Address before: 250101 no.2676 Kejia Road, high tech Zone, Jinan City, Shandong Province Patentee before: LINGONG GROUP JINAN HEAVY MACHINERY Co.,Ltd. |