CN217179850U - Hydraulic oil cylinder sealing test bed for wind power plant - Google Patents
Hydraulic oil cylinder sealing test bed for wind power plant Download PDFInfo
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- CN217179850U CN217179850U CN202220823423.3U CN202220823423U CN217179850U CN 217179850 U CN217179850 U CN 217179850U CN 202220823423 U CN202220823423 U CN 202220823423U CN 217179850 U CN217179850 U CN 217179850U
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- oil cylinder
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- hydraulic oil
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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 relates to a hydraulic cylinder seal test bench for wind-powered electricity generation field. At present, related equipment faults such as oil leakage of an oil cylinder, damage of a sealing ring, deformation of a piston rod of a hydraulic oil cylinder and the like commonly exist after transportation and maintenance of hydraulic pitch control of a wind power plant. A hydraulic cylinder seal test bench for a wind farm, comprising: the test bed comprises a partition plate (1), a hydraulic oil cylinder fixing plate (2) and a test bed board (3), wherein the top of the test bed board is vertically connected with a group of partition plates, the group of partition plates are identical in structure and are arranged in parallel at equal intervals, the top of the group of partition plates is fixedly connected with the hydraulic oil cylinder fixing plate, and a rib plate (4) of an isosceles right triangle structure is connected between the partition plates and the hydraulic oil cylinder fixing plate; three piston rod jacks (5) are formed in the top of the hydraulic oil cylinder fixing plate, and a group of fixing holes (6) with the same diameter are formed in the periphery of each piston rod jack at equal intervals. The utility model discloses be applied to the wind-powered electricity generation field.
Description
Technical Field
The utility model relates to a hydraulic cylinder seal test bench for wind-powered electricity generation field.
Background
At present, related equipment faults such as oil leakage of an oil cylinder, damage of a sealing ring, deformation of a piston rod of a hydraulic oil cylinder and the like commonly exist after transportation and maintenance of hydraulic pitch control of a wind power plant. Generally, the hidden trouble that the appearance can not judge the existence of the hydraulic oil cylinder causes difficulty to the application work of the hydraulic oil cylinder, and the damaged oil cylinder is easily applied to a fan, so that the loss of manpower and equipment faults is caused. When the hydraulic oil cylinder is subjected to a sealing test, a piston rod in the hydraulic cylinder needs to be stretched, the tightness of the hydraulic oil cylinder is guaranteed through repeated tests, and the hydraulic oil cylinder sealing test needs to be completed by means of some auxiliary tools.
Disclosure of Invention
The utility model aims at providing a hydraulic cylinder seal test bench for wind-powered electricity generation field.
The above purpose is realized by the following technical scheme:
a hydraulic cylinder seal test bench for a wind farm, comprising: the test table comprises clapboards, a hydraulic oil cylinder fixing plate and a test table board, wherein the top of the test table board is vertically connected with a group of clapboards, the clapboards have the same structure and are arranged in parallel at equal intervals, the tops of the clapboards are fixedly connected with the hydraulic oil cylinder fixing plate, and a rib plate with an isosceles right triangle structure is connected between the clapboards and the hydraulic oil cylinder fixing plate;
the top of the hydraulic oil cylinder fixing plate is provided with three piston rod jacks, a group of fixing holes with the same diameter are formed in the periphery of each piston rod jack at equal intervals, and a bolt assembly is inserted into each fixing hole and is fixedly connected with a flange plate of the hydraulic oil cylinder;
the test table board is provided with three test piece jacks, the circle centers of the three test piece jacks and the circle center of the piston rod jack are on the same vertical line, and the test piece jacks penetrate through the test table board.
The hydraulic oil cylinder sealing test bed for the wind power plant is characterized in that a support frame with a square pipe structure is vertically connected below the test bed surface, and a cross beam is vertically connected between every two adjacent support frames.
The hydraulic oil cylinder sealing test bed for the wind power plant is characterized in that a check valve and an oil pipe joint of the hydraulic oil cylinder are respectively connected with a pipe head of a hydraulic station through an oil pipe, and the hydraulic station is connected with a heat dissipation fan.
The utility model has the advantages that:
1. the utility model is provided with a test table board, the test table board is welded and fixed with the bottom of a clapboard, the top end of the clapboard is welded and fixed with a hydraulic oil cylinder fixing plate, thereby forming three hydraulic oil cylinder test areas at the top of the test table board by welding, when a sealing test is carried out on the hydraulic oil cylinder, firstly, a flange plate at the end part of the hydraulic oil cylinder is fixed with a fixing hole on the hydraulic oil cylinder fixing plate by a bolt component, a piston rod on the hydraulic oil cylinder passes through a piston rod jack on the hydraulic oil cylinder fixing plate, then, the oil pipe is respectively connected into an oil pipe joint and a check valve on the hydraulic oil cylinder, the other end of the oil pipe is respectively connected into a pipe head of a hydraulic station, then, the hydraulic station is started, power is provided by an oil pump of the hydraulic station, oil is injected into the hydraulic oil cylinder, the stroke and the direction of the hydraulic cylinder are controlled by the electromagnetic valve, the piston rod is repeatedly pushed out from the hydraulic oil cylinder, the small cavity oil seal of the hydraulic oil cylinder has better sealing performance without oil leakage or with little oil leakage, thereby ensuring the sealing performance of the hydraulic oil cylinder.
2. The utility model has the characteristics of simple structure, convenient operation etc, whole hydraulic cylinder's testing process alone can be accomplished, adopts this device simultaneously to make things convenient for the measurement personnel to observe whether hydraulic cylinder leaks oil, sets up the test piece jack on test table, inserts the test piece in the jack, prevents that tailpiece of the piston rod portion from taking place the test piece skew when bulldozing the test piece.
3. The utility model discloses an overcome wind-powered electricity generation field and do not have special hydraulic cylinder to detect the problem of platform, made hydraulic cylinder seal test bench specially, laid a good foundation for hydraulic cylinder detects, experiments. The test bed for detecting the oil leakage of the hydraulic variable-pitch oil cylinder and the related equipment is established, and the test bed is used for carrying out maintenance, detection and simulation experiments, so that the state maintenance of the hydraulic variable-pitch system is developed, the hidden dangers such as oil leakage and fault shutdown are eliminated, and the test bed has important values for improving the utilization efficiency and the service life of the wind turbine generator and reducing the consumption of related elements of the hydraulic variable-pitch system.
Description of the drawings:
fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a right side view of fig. 1.
Fig. 4 is a sectional view a-a of fig. 1.
Fig. 5 is a schematic diagram of the use configuration of fig. 1.
In the figure: 1. the test device comprises a partition plate, 2 a hydraulic oil cylinder fixing plate, 3 a test table board, 4 a rib plate, 5 a piston rod jack, 6 a fixing hole, 7 a hydraulic oil cylinder, 8 a test piece jack, 9 a support frame, 10 a cross beam, 11 a check valve, 12 an oil pipe joint, 13 a hydraulic station, 14 a heat dissipation fan, 15 a piston rod.
The specific implementation mode is as follows:
example 1:
a hydraulic cylinder seal test bench for a wind farm, comprising: the test table comprises a partition plate 1, a hydraulic oil cylinder fixing plate 2 and a test table top 3, wherein the top of the test table top is vertically connected with a group of partition plates, the group of partition plates are identical in structure and are arranged in parallel at equal intervals, the top of the group of partition plates is fixedly connected with the hydraulic oil cylinder fixing plate, and a rib plate 4 of an isosceles right triangle structure is connected between the partition plates and the hydraulic oil cylinder fixing plate; the top of the hydraulic oil cylinder fixing plate is provided with three piston rod jacks 5, the periphery of each piston rod jack is equidistantly provided with a group of fixing holes 6 with the same diameter, and a bolt assembly is inserted into each fixing hole and is fixedly connected with a flange plate of the hydraulic oil cylinder 7; the test table board is provided with three test piece jacks 8, the circle centers of the three test piece jacks and the circle center of the piston rod jack are on the same vertical line, and the test piece jacks penetrate through the test table board.
Example 2:
according to the hydraulic cylinder sealing test bed for the wind power plant in the embodiment 1, the support frames 9 with square pipe structures are vertically connected below the test bed, and a cross beam 10 is vertically connected between every two adjacent support frames.
Example 3:
according to the hydraulic oil cylinder sealing test bed for the wind power plant in the embodiment 1 or 2, the check valve 11 and the oil pipe joint 12 of the hydraulic oil cylinder are respectively connected with the pipe head of the hydraulic station 13 through oil pipes, and the hydraulic station is connected with the heat dissipation fan 14.
Claims (2)
1. A hydraulic cylinder seal test bench for a wind farm, comprising: baffle, hydraulic cylinder fixed plate and test table board, characterized by: the top of the test table board is vertically connected with a group of the partition boards, the partition boards have the same structure and are arranged in parallel at equal intervals, the top of the partition board is fixedly connected with the hydraulic oil cylinder fixing plate, and a rib plate with an isosceles right triangle structure is connected between the partition boards and the hydraulic oil cylinder fixing plate;
the top of the hydraulic oil cylinder fixing plate is provided with three piston rod jacks, a group of fixing holes with the same diameter are formed in the periphery of each piston rod jack at equal intervals, and a bolt assembly is inserted into each fixing hole and is fixedly connected with a flange plate of the hydraulic oil cylinder;
the test table board is provided with three test piece jacks, the circle centers of the three test piece jacks and the circle center of the piston rod jack are on the same vertical line, and the test piece jacks penetrate through the test table board.
2. The hydraulic ram seal test stand for a wind farm according to claim 1, characterized in that: a supporting frame of a square tube structure is vertically connected below the test table board, and a cross beam is vertically connected between every two adjacent supporting frames; the check valve and the oil pipe joint of the hydraulic oil cylinder are respectively connected with a hydraulic station pipe head through oil pipes, and the hydraulic station is connected with the heat dissipation fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220823423.3U CN217179850U (en) | 2022-04-11 | 2022-04-11 | Hydraulic oil cylinder sealing test bed for wind power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220823423.3U CN217179850U (en) | 2022-04-11 | 2022-04-11 | Hydraulic oil cylinder sealing test bed for wind power plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217179850U true CN217179850U (en) | 2022-08-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220823423.3U Active CN217179850U (en) | 2022-04-11 | 2022-04-11 | Hydraulic oil cylinder sealing test bed for wind power plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217179850U (en) |
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2022
- 2022-04-11 CN CN202220823423.3U patent/CN217179850U/en active Active
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