CN206330742U - A kind of hydraulic bjuffer detection means - Google Patents
A kind of hydraulic bjuffer detection means Download PDFInfo
- Publication number
- CN206330742U CN206330742U CN201621481038.6U CN201621481038U CN206330742U CN 206330742 U CN206330742 U CN 206330742U CN 201621481038 U CN201621481038 U CN 201621481038U CN 206330742 U CN206330742 U CN 206330742U
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- CN
- China
- Prior art keywords
- hydraulic
- hydraulic bjuffer
- backup pad
- vertical rod
- upper backup
- 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.)
- Expired - Fee Related
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Abstract
A kind of hydraulic bjuffer detection means, including framework and hydraulic jack;The framework is by square lower supporting plate and upper backup pad, and 4 cylindrical vertical rod compositions, and lower supporting plate and upper backup pad are connected as rectangular shape by vertical rod;The upper backup pad is provided with the manhole for being used for installing hydraulic bjuffer between two parties;The hydraulic jack is fixed on lower supporting plate between two parties, the manhole of the push rod of hydraulic jack upward just to upper backup pad.The hydraulic bjuffer detection means that the utility model is provided, pressure is applied to the damper piston of hydraulic bjuffer by hydraulic jack, the stress size and movement travel parameter of damper piston can quickly and easily be obtained, it is compared by the rated value with hydraulic bjuffer, you can the working condition to hydraulic bjuffer carries out fast qualitative judgement.The present apparatus is simple for structure to be easy to carry about with one, and operating procedure is simple, it is adaptable to during site examining and repairing it is quick judge hydraulic bjuffer whether trouble or failure.
Description
Technical field
The utility model belongs to plant equipment detection technique field, more particularly to a kind of hydraulic bjuffer detection means.
Background technology
There are a large amount of rigid shocks in big machinery and automation equipment, between mechanical structure, to the steady fortune of equipment
Row, property retention, service life produce very big adverse effect.Hydraulic bjuffer is to be used to reduce mechanical motion mechanism and terminal
Between the device that impacts, its principle is by extending working time of collision, reducing impulsive force peak value, by the dynamic of equipment moving mechanism
It can be absorbed and be changed, so that vibrations and destruction that impact is caused are reduced, while also having reduction environmental noise, prolonged mechanical
Life-span etc. acts on.Therefore, hydraulic bjuffer is widely used in metallurgy, mine, machine-building, electric power, harbour, wind-power electricity generation, height
Numerous industries such as iron,.As shown in figure 1, hydraulic bjuffer 1 generally uses tubular construction, it is made up of cylinder body 11 and damper piston 12,
The inside of cylinder body 11 is generally additionally provided with the mechanisms such as buffer medium (hydraulic oil), restriction, resetting means.Hydraulic bjuffer is all kinds of works
The core component of journey plant equipment, if can not find and be repaired in time after failure, sets seriously machinery is threatened
Standby normal operation, it could even be possible to occurring accident when serious, jeopardizes personal safety.
Running status to hydraulic bjuffer is used for quickly detecting, and is to find potential faults as early as possible, reduce accident rate
Effective means.However, the usual structure of hydraulic bjuffer detection means on current market is extremely complex, movement is not easy to;Together
When, detecting step is very cumbersome, and the calculation procedure that the performance parameter needs of hydraulic bjuffer are complicated can show that display is inadequate
Intuitively.Such as Chinese patent 201110061228.8 discloses a kind of dynamic detection test machine for buffer, and single unit system is using solid
Fixed pattern mounting structure, without portability, carries out test philosophy, process and parameter calculation procedure sufficiently complex, it is impossible to realization pair
The fast qualitative detection of hydraulic bjuffer (i.e. whether quick detection hydraulic bjuffer fails or failure).
Utility model content
The purpose of this utility model is to overcome prior art defect there is provided a kind of simple in construction, with low cost, portability
By force, the hydraulic bjuffer detection means that operating method is succinct, reading accurate, reliability directly perceived is high.
To achieve the above object, the utility model employs following technical scheme:
A kind of hydraulic bjuffer detection means, including framework and hydraulic jack.The framework is by square lower supporting plate
And upper backup pad, and 4 cylindrical vertical rod compositions, lower supporting plate and upper backup pad are connected as rectangular by vertical rod
Shape.The upper backup pad is provided with the manhole for being used for installing hydraulic bjuffer between two parties, and the top of supporting plate, which is provided with, to be easy to
The handle moved.The hydraulic jack is fixed on lower supporting plate between two parties, the push rod of hydraulic jack upward, just to upper support
The center of circle of the manhole of plate.
Further, the lower end of the vertical rod is fixedly connected with the individual corner of lower supporting plate.The upper end of the vertical rod is provided with outer
Screw thread, the external screw thread of each vertical rod is provided with 2 nuts used cooperatively with external screw thread, by the way that the corner of upper backup pad is clamped
Between 2 nuts of vertical rod, that realizes upper backup pad and vertical rod is detachably connected fixation.
Further, the hydraulic jack also includes the pressure gauge of display internal hydraulic pressure oil pressure.
Further, the hydraulic bjuffer detection means also includes the pointer being arranged on the push rod of hydraulic jack, with
And it is arranged on the graduated scale in a vertical rod.The pointer points to the scale indicated on graduated scale, so as to indicate hydraulic jack
Push rod position.
The hydraulic bjuffer detection means that the utility model is provided, by the way that hydraulic bjuffer is arranged in hydraulic jack
Side, and pressure is applied to the damper piston of hydraulic bjuffer by hydraulic jack, it can quickly and easily obtain damper piston
Stress size and movement travel parameter, and then by the way that the rated value of the parameter and hydraulic bjuffer is compared, you can right
The working condition of hydraulic bjuffer carries out fast qualitative judgement.The present apparatus is simple for structure to be easy to carry about with one, and operating procedure is simple, is applicable
When site examining and repairing it is quick judge hydraulic bjuffer whether trouble or failure.
Brief description of the drawings
Fig. 1 is a kind of overall structure diagram of common hydraulic bjuffer;
Fig. 2 is a kind of overall structure diagram of hydraulic bjuffer detection means of the utility model;
Fig. 3 is that a kind of hydraulic bjuffer detection means of the utility model and the combining structure of detected hydraulic bjuffer are illustrated
Figure.
Embodiment
Below in conjunction with accompanying drawing 2 and 3, a kind of specific implementation of hydraulic bjuffer detection means of the utility model is further illustrated
Mode.A kind of hydraulic bjuffer detection means of the utility model is not limited to the following description.
As shown in Figures 2 and 3, a kind of hydraulic bjuffer detection means of the utility model mainly includes framework and hydraulic jack
Top 5.The framework is made up of square lower supporting plate 2 and upper backup pad 4, and 4 cylindrical vertical rods 3, the He of lower supporting plate 2
Upper backup pad 4 is connected as rectangular shape by vertical rod 3.
The lower end of the vertical rod 3 is fixedly connected with 4 corners of lower supporting plate 2.The upper end of the vertical rod 3 is provided with external screw thread
31, the external screw thread 31 of each vertical rod 3 is provided with 2 nuts 32 used cooperatively with external screw thread, by by the corner of upper backup pad 4
It is installed between 2 nuts 32 of vertical rod 3, that realizes upper backup pad 4 and vertical rod 3 is detachably connected fixation.It is preferred that, supporting plate
The relative both sides in 4 top, are respectively provided with a handle 42 for being easy to move the present apparatus.
The upper backup pad 4 is provided with the manhole 41 for being used for installing hydraulic bjuffer, the size of manhole 41 between two parties
Just can be through the thinner position in hydraulic bjuffer bottom, and block the thicker position in middle part.Hydraulic jack 5 is located at framework
Middle part, is fixed on lower supporting plate 2 between two parties, the push rod 52 of hydraulic jack 5 upward, the manhole 41 just to upper backup pad 4
The center of circle.When fixing hydraulic bjuffer to be detected, the cylinder body 11 of hydraulic bjuffer is stuck in manhole 41, damper piston 12
Push rod 52 just to hydraulic jack 5 down.
Meanwhile, the hydraulic jack 5 also includes the pressure gauge 53 of display internal hydraulic pressure oil pressure;And it is arranged on hydraulic pressure
Pointer 54 on the push rod 52 of jack 5, and the graduated scale 33 being arranged in a vertical rod 3.The pointer 54 points to graduated scale
The scale indicated on 33, so as to indicate the position of the push rod 52 of hydraulic jack 5.Pass through pressure gauge 53, pointer 54 and graduated scale
33 use cooperatively, and can record the parameter between the stress size of the damper piston of hydraulic bjuffer and movement travel.
As shown in figure 3, the application method of the present apparatus is as follows:
(1) unscrew vertical rod upper strata nut, pull down supporting plate;The cylinder body of hydraulic bjuffer to be detected is stuck in manhole
In, supporting plate is reinstalled, makes push rod of the damper piston down just to hydraulic jack;Adjust the position of vertical rod lower floor nut so that
Just clamp is fixed between supporting plate and the push rod of hydraulic jack compression buffer;Tighten vertical rod upper strata nut.
(2) pressure is applied to the damper piston of hydraulic bjuffer by hydraulic jack, pressure continues to increase so as to buffer
Piston gradually retracts cylinder body.Period, output pressure (the i.e. buffering work of hydraulic bjuffer of hydraulic jack is recorded by pressure gauge
The stress of plug), while recording push rod Top Runby (the i.e. buffering of hydraulic bjuffer of hydraulic jack by pointer and graduated scale
The stroke that piston is retracted).
(3) stress and travel parameters of the damper piston of the hydraulic bjuffer recorded according to step (2), judges hydraulic cushion
The state of device.
It is preferred that, in above-mentioned steps (2), when record applies 30%, 50%, 80% that pressure is maximum rated compensator or trimmer pressure
Damper piston retract stroke, with simulate hydraulic bjuffer slight, moderate, severe load under working condition;The step
(3) in, 3 groups of damper piston strokes of record are compared with reference value, when a group or more of damper piston strokes
During beyond the 20% of rated travel, the hydraulic bjuffer failure or damage are judged.
Above content is to combine specific preferred embodiment further detailed description of the utility model, it is impossible to
Assert that specific implementation of the present utility model is confined to these explanations.For the ordinary skill of the utility model art
For personnel, without departing from the concept of the premise utility, some simple deduction or replace can also be made, should all be regarded
To belong to protection domain of the present utility model.
Claims (4)
1. a kind of hydraulic bjuffer detection means, it is characterised in that:Including framework and hydraulic jack;The framework is by square
Lower supporting plate and upper backup pad, and 4 cylindrical vertical rod compositions, lower supporting plate and upper backup pad are connected by vertical rod
As rectangular shape;The upper backup pad is provided with the manhole for being used for installing hydraulic bjuffer, the top of supporting plate between two parties
Provided with the handle for being easy to move;The hydraulic jack is fixed on lower supporting plate between two parties, the push rod of hydraulic jack upward, just
To the center of circle of the manhole of upper backup pad.
2. hydraulic bjuffer detection means according to claim 1, it is characterised in that:The lower end of the vertical rod and lower support
4 corners of plate are fixedly connected;The upper end of the vertical rod is provided with external screw thread, and the external screw thread of each vertical rod is provided with 2 and outer spiral shell
The nut that line is used cooperatively, by the way that the corner of upper backup pad is installed between 2 nuts of vertical rod, realizes upper backup pad with standing
Bar is detachably connected fixation.
3. hydraulic bjuffer detection means according to claim 1 or 2, it is characterised in that:The hydraulic jack is also wrapped
Include the pressure gauge of display internal hydraulic pressure oil pressure.
4. hydraulic bjuffer detection means according to claim 1 or 2, it is characterised in that:Also include being arranged on hydraulic pressure thousand
Pointer on the push rod on jin top, and the graduated scale being arranged in a vertical rod;The pointer points to the quarter indicated on graduated scale
Degree, so as to indicate the position of the push rod of hydraulic jack.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621481038.6U CN206330742U (en) | 2016-12-30 | 2016-12-30 | A kind of hydraulic bjuffer detection means |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621481038.6U CN206330742U (en) | 2016-12-30 | 2016-12-30 | A kind of hydraulic bjuffer detection means |
Publications (1)
Publication Number | Publication Date |
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CN206330742U true CN206330742U (en) | 2017-07-14 |
Family
ID=59293898
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201621481038.6U Expired - Fee Related CN206330742U (en) | 2016-12-30 | 2016-12-30 | A kind of hydraulic bjuffer detection means |
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CN (1) | CN206330742U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113281026A (en) * | 2021-05-18 | 2021-08-20 | 中国空气动力研究与发展中心空天技术研究所 | Oil-gas buffer performance detection device |
-
2016
- 2016-12-30 CN CN201621481038.6U patent/CN206330742U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113281026A (en) * | 2021-05-18 | 2021-08-20 | 中国空气动力研究与发展中心空天技术研究所 | Oil-gas buffer performance detection device |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170714 Termination date: 20181230 |