CN214734133U - Lifting type workbench - Google Patents
Lifting type workbench Download PDFInfo
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- CN214734133U CN214734133U CN202120205691.4U CN202120205691U CN214734133U CN 214734133 U CN214734133 U CN 214734133U CN 202120205691 U CN202120205691 U CN 202120205691U CN 214734133 U CN214734133 U CN 214734133U
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- workbench
- movable support
- elevating
- hydraulic jack
- base
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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Abstract
The utility model provides an over-and-under type workstation, including work platform, movable support and the base that from the top down connects gradually. Wherein, be equipped with hydraulic jack between movable support and the base, hydraulic jack can control movable support's flexible. One side edge of the working platform is provided with a gap bridge connecting plate which can be connected with the frequency converter cabinet into a whole. The utility model provides an over-and-under type workstation can solve in the operation of artifical transport IGBT module, and personnel intensity of labour is very big, and the complex operation is loaded down with trivial details wastes time and energy, causes the problem that personnel are injured and equipment damages easily in the working process to can effectively reduce the cost of overhaul and improve maintenance quality.
Description
Technical Field
The utility model relates to a wind generating set maintains technical field, concretely relates to over-and-under type workstation.
Background
The power output of modern large-scale wind generating sets is improved year by year, the size of frequency converters matched with the modern large-scale wind generating sets is larger and larger, and faults of IGBT modules of the cores of the frequency converters occur. At present, overhaul the mode that the IBGT module generally adopted artifical transport, because the IGBT module heavily reaches more than 100 kilograms, personnel intensity of labour is very big, and the operation is complicated loaded down with trivial details, wastes time and energy, and the IGBT module that will take place to flash slightly in the working process smashes the accident that falls, also can damage equipment when personnel are injured, increases the cost of overhaul. Moreover, the IGBT module is extremely difficult to disassemble and carry in the fan tower cylinder with narrow space, and the overhaul period and the overhaul quality are seriously restricted.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is overcome prior art not enough, provide an over-and-under type workstation, can solve in the manual handling IGBT module operation, personnel intensity of labour is very big, and the complex and tedious waste time and energy of operation causes the problem that personnel are injured and equipment damages easily in the course of the work to can effectively reduce the cost of overhaul and improve the maintenance quality.
In order to solve the technical problem, the utility model provides a technical scheme does:
a lifting type workbench comprises a working platform, a movable support and a base which are sequentially connected from top to bottom. Wherein, be equipped with hydraulic jack between movable support and the base, hydraulic jack can control movable support's flexible. One side edge of the working platform is provided with a gap bridge connecting plate which can be connected with the frequency converter cabinet into a whole.
According to the utility model discloses an over-and-under type workstation through hydraulic jack to the regulative action of movable support, adjusts the workstation height wantonly in effective range, makes work platform height and IGBT module guide rail parallel and level, and both highly equal, the butt joint of being convenient for. Therefore, the whole lifting type workbench can work in a narrow tower barrel space, the lifting type workbench is operated by one person easily, the original heavy mode that only 4 maintainers need to carry by hand is replaced, the overhauling efficiency and the overhauling quality of the wind generating set are improved to a great extent, and the problems that personnel are injured and equipment is damaged in the working process are effectively avoided. Through the bridge connection board with work platform and converter cabinet even as an organic whole, realize IGBT module guide rail and the seamless butt joint of work platform, can easily drag the GBT module among the operation process and remove to work platform along the bridge connection board on.
With respect to the above technical solution, further improvements as described below can be made.
According to the utility model discloses an over-and-under type workstation, in an preferred embodiment, the one end of keeping away from work platform on the bridge connection board is equipped with and can forms the complex couple structure with the converter cabinet.
Through the hook structure, the working platform can be stably and reliably connected with the frequency converter cabinet, so that the process of moving the IGBT module is stable and reliable.
Further, in a preferred embodiment, the work platform is provided with bearing rollers arranged at regular intervals.
A plurality of independent bearing rollers are arranged on the working platform, so that the IGBT module can be easily dragged on the bearing rollers, the labor load is further reduced, and the maintenance efficiency is improved.
Further, in a preferred embodiment, the adjacent three sides of the working platform, which are not provided with the bridging plates, are provided with side plates arranged along the direction perpendicular to the working platform.
Through set up the curb plate on table surface, can play fine guard action to getting into the IGBT module on the work platform to effectively avoid the IGBT module to fall and cause personnel's injury and equipment damage.
Further, in a preferred embodiment, the bottom of the base is provided with symmetrically arranged wheel assemblies.
Through wheel assembly, can make the removal of whole elevating platform more convenient.
In particular, in a preferred embodiment, the wheel assembly comprises two symmetrically arranged universal wheels and two symmetrically arranged directional wheels.
The universal wheel brake is loosened, the whole workbench can be conveniently moved and transported, the universal wheel brake is locked when the IGBT module is carried, the workbench can be effectively prevented from swinging accidentally, and the safety maintenance quality is greatly improved.
In particular, in a preferred embodiment, the hydraulic jack is a ram hydraulic jack, the cylinder of which is arranged on the base and the ram of which is fixed on a movable support close to the work platform.
The plunger type hydraulic jack can ensure long lifting stroke and high bearing capacity of the whole workbench.
Further, in a preferred embodiment, the movable bracket is provided with a support plate for arranging a plunger of the plunger type hydraulic jack.
The plunger is fixed through the supporting plate, so that the stability and reliability of the structure of the whole workbench can be ensured.
In particular, in a preferred embodiment, the mobile support comprises at least two fork supports, between which the mobile connection point is provided.
The movable support formed by superposing the fork-shaped supports has a stable and reliable structure, is flexible and free in the telescopic process of the movable support, and is convenient to operate.
Further, in a preferred embodiment, one of the sides of the base is provided with a handrail arranged in an inclined manner.
Through the handrail that is the slope mode and arranges, can further make things convenient for operating personnel application of force to easily remove whole over-and-under type workstation.
Compared with the prior art, the utility model has the advantages of: can solve the manual handling IGBT module operation in, personnel intensity of labour is very big, and the complicated loaded down with trivial details waste time and energy of operation causes the problem that personnel are injured and equipment damages easily in the working process to can effectively reduce the cost of overhaul and improve maintenance quality.
Drawings
The present invention will be described in more detail hereinafter based on embodiments and with reference to the accompanying drawings. Wherein:
fig. 1 schematically shows the overall structure of an elevating table according to an embodiment of the present invention.
In the drawings, like parts are provided with like reference numerals. The figures are not drawn to scale.
Detailed Description
The invention will be described in further detail with reference to the drawings and specific examples, without thereby limiting the scope of the invention.
Fig. 1 schematically shows the overall structure of an elevating table 10 according to an embodiment of the present invention.
As shown in fig. 1, the lifting/lowering working platform 10 of the embodiment of the present invention includes a working platform 1, a movable support 2 and a base 3, which are connected in sequence from top to bottom. Wherein, be equipped with hydraulic jack 4 between movable support 2 and the base 3, hydraulic jack 4 can control the flexible of movable support 2. One side edge of the working platform 1 is provided with a gap bridge connecting plate 11 which can be connected with the frequency converter cabinet into a whole.
According to the utility model discloses over-and-under type workstation through hydraulic jack to the regulative action of movable support, adjusts the workstation height wantonly in effective range, makes work platform height and IGBT module guide rail parallel and level, and both highly equal, the butt joint of being convenient for. Therefore, the whole lifting type workbench can work in a narrow tower barrel space, the lifting type workbench is operated by one person easily, the original heavy mode that only 4 maintainers need to carry by hand is replaced, the overhauling efficiency and the overhauling quality of the wind generating set are improved to a great extent, and the problems that personnel are injured and equipment is damaged in the working process are effectively avoided. Through the bridge connection board with work platform and converter cabinet even as an organic whole, realize IGBT module guide rail and the seamless butt joint of work platform, can easily drag the GBT module among the operation process and remove to work platform along the bridge connection board on, further prevent that the IGBT module from falling and cause personnel's injury and equipment damage.
In this embodiment, as shown in fig. 1, preferably, a hook structure 12 capable of forming a fit with the frequency converter cabinet is provided at one end of the bridge plate 11 away from the working platform 1. Through the hook structure, the working platform can be stably and reliably connected with the frequency converter cabinet, so that the process of moving the IGBT module is stable and reliable. Further, in the present embodiment, the working platform 1 is provided with bearing rollers 13 arranged at regular intervals. A plurality of independent bearing rollers are arranged on the working platform, so that the IGBT module can be easily dragged on the bearing rollers, the labor load is further reduced, and the maintenance efficiency is improved. Further, in the present embodiment, adjacent three sides of the working platform 1, on which the bridging plate 11 is not disposed, are provided with side plates 14 arranged in a direction perpendicular to the working platform 1. Through set up the curb plate on table surface, can play fine guard action to getting into the IGBT module on the work platform to effectively avoid the IGBT module to fall and cause personnel's injury and equipment damage.
Further, as shown in fig. 1, in the present embodiment, the bottom of the base 3 is provided with symmetrically arranged wheel assemblies 5. Through wheel assembly, can make the removal of whole elevating platform more convenient. Specifically, in the present embodiment, the wheel assembly 5 includes two symmetrically arranged universal wheels 51 and two symmetrically arranged directional wheels 52. The universal wheel brake is loosened, the whole workbench can be conveniently moved and transported, the universal wheel brake is locked when the IGBT module is carried, the workbench can be effectively prevented from swinging accidentally, and the safety maintenance quality is greatly improved. Further, in the present embodiment, one side of the base 3 is provided with a handrail 6 arranged in an inclined manner. Through the handrail that is the slope mode and arranges, can further make things convenient for operating personnel application of force to easily remove whole over-and-under type workstation.
As shown in fig. 1, specifically, in the present embodiment, the hydraulic jack 4 is a ram-type hydraulic jack, a cylinder 41 of which is disposed on the base 3, and a ram 42 of which is fixed on the movable bracket 2 near the work platform 1. The plunger type hydraulic jack can ensure long lifting stroke and high bearing capacity of the whole workbench. Further, in the present embodiment, the movable bracket 2 is provided with a support plate 21 for arranging the plunger 42 of the plunger type hydraulic jack. The plunger is fixed through the supporting plate, so that the stability and reliability of the structure of the whole workbench can be ensured.
As shown in fig. 1, in particular, in the present embodiment, the movable support 2 comprises at least two forks, between which there is a movable connection point. The movable support formed by superposing the fork-shaped supports has a stable and reliable structure, is flexible and free in the telescopic process of the movable support, and is convenient to operate.
The utility model discloses over-and-under type workstation 10's working process as follows:
before operation, the lifting type workbench 10 is pushed to the corresponding position of the frequency conversion cabinet, and the two universal wheels 51 at the bottom of the workbench 10 are locked by braking, so that the lifting type workbench 10 is prevented from swinging. The plunger type hydraulic jack oil pump pedal is repeatedly treaded, the working platform 1 is gradually lifted, and the height of the working platform 1 is equal to that of the bottom foot of the IGBT module. A gap bridge connecting plate 11 with a hook 12 on a working platform is connected with a frequency converter cabinet, so that a lifting type working platform 10 is connected with the frequency converter cabinet into a whole, and an IGBT module is dragged to move to a bearing roller 13 of the working platform 1 along the gap bridge connecting plate 11 gently. And then separating the gap bridge connecting plate 11 from the frequency conversion cabinet, and descending the workbench 10 to the lowest height. And finally, the brakes of the two universal wheels 51 at the bottom of the base 3 are released, and the lifting type workbench 10 and the IGBT module are transported to the outer surface of the tower door together.
According to the above embodiment, it is visible, the utility model relates to an over-and-under type workstation can solve in the manual handling IGBT module operation, and personnel intensity of labour is very big, and the complex operation is loaded down with trivial details wastes time and energy, causes the problem that personnel are injured and equipment damages easily in the working process to can effectively reduce the cost of overhaul and improve maintenance quality.
While the invention has been described with reference to a preferred embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the technical features mentioned in the embodiments can be combined in any way as long as there is no structural conflict. The present invention is not limited to the particular embodiments disclosed herein, but encompasses all technical solutions falling within the scope of the claims.
Claims (10)
1. A lifting type workbench is characterized by comprising a working platform, a movable support and a base which are sequentially connected from top to bottom; wherein the content of the first and second substances,
a hydraulic jack is arranged between the movable support and the base and can control the expansion of the movable support;
one side edge of the working platform is provided with a gap bridge connecting plate which can be connected with the frequency converter cabinet into a whole.
2. The lifting workbench according to claim 1, wherein a hook structure capable of engaging with a frequency converter cabinet is provided at an end of the bridge plate away from the workbench.
3. The elevating table as claimed in claim 1 or 2, wherein the work platform is provided with bearing rollers arranged at regular intervals.
4. The lifting workbench according to claim 1 or 2, wherein side plates arranged in a direction perpendicular to the workbench are arranged on three adjacent sides of the workbench on which the bridging plate is not arranged.
5. The elevating workbench according to claim 1 or 2, wherein the base bottom is provided with symmetrically arranged wheel assemblies.
6. The elevating work bench of claim 5, wherein the wheel assembly comprises two symmetrically arranged universal wheels and two symmetrically arranged directional wheels.
7. The elevating/lowering table according to claim 1 or 2, wherein the hydraulic jack is a ram hydraulic jack, a cylinder of which is disposed on the base, and a ram of which is fixed to the movable bracket near the working platform.
8. The elevating platform as set forth in claim 7, wherein the movable support is provided with a support plate for positioning a ram of the ram hydraulic jack.
9. The elevating/lowering table according to claim 1 or 2, wherein the movable support comprises at least two forks, and movable connection points are provided between the forks.
10. The elevating workbench according to claim 1 or 2, wherein one side of the base is provided with a handrail arranged in an inclined manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120205691.4U CN214734133U (en) | 2021-01-25 | 2021-01-25 | Lifting type workbench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120205691.4U CN214734133U (en) | 2021-01-25 | 2021-01-25 | Lifting type workbench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214734133U true CN214734133U (en) | 2021-11-16 |
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ID=78641261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120205691.4U Active CN214734133U (en) | 2021-01-25 | 2021-01-25 | Lifting type workbench |
Country Status (1)
| Country | Link |
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| CN (1) | CN214734133U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115303982A (en) * | 2022-09-14 | 2022-11-08 | 北京环境特性研究所 | Lifting platform for target electromagnetic characteristic test |
-
2021
- 2021-01-25 CN CN202120205691.4U patent/CN214734133U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115303982A (en) * | 2022-09-14 | 2022-11-08 | 北京环境特性研究所 | Lifting platform for target electromagnetic characteristic test |
| CN115303982B (en) * | 2022-09-14 | 2023-11-07 | 北京环境特性研究所 | Lifting platform for testing electromagnetic characteristics of target |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 102200 North Binhe Road, Beiqijia Town, Changping District, Beijing Patentee after: National Energy Group New Energy Co.,Ltd. Patentee after: Guangrao branch of state energy investment group (Jinan) new energy Co.,Ltd. Address before: 102209 North Binhe Road, Beiqijia Town, Changping District, Beijing Patentee before: SHENHUA NEW ENERGY Co.,Ltd. Patentee before: Guangrao branch of national energy investment group (Jinan) new energy Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220713 Address after: 257300 room a2-05, floor 2, block a, Hengfeng building, Guangrao County, Dongying City, Shandong Province Patentee after: Guangrao branch of state energy investment group (Jinan) new energy Co.,Ltd. Address before: 102200 North Binhe Road, Beiqijia Town, Changping District, Beijing Patentee before: National Energy Group New Energy Co.,Ltd. Patentee before: Guangrao branch of state energy investment group (Jinan) new energy Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220803 Address after: 264300 Rongcheng State Administration of taxation training center, Binhai Avenue, Rongcheng City, Weihai City, Shandong Province Patentee after: GUOHUA RUIFENG (RONGCHENG) WIND POWER GENERATION Co.,Ltd. Address before: 257300 room a2-05, floor 2, block a, Hengfeng building, Guangrao County, Dongying City, Shandong Province Patentee before: Guangrao branch of state energy investment group (Jinan) new energy Co.,Ltd. |