CN206891716U - A kind of large scale plate loading test device - Google Patents
A kind of large scale plate loading test device Download PDFInfo
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- CN206891716U CN206891716U CN201720865814.0U CN201720865814U CN206891716U CN 206891716 U CN206891716 U CN 206891716U CN 201720865814 U CN201720865814 U CN 201720865814U CN 206891716 U CN206891716 U CN 206891716U
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Abstract
The utility model provides a kind of large scale plate loading test device, and described device includes the first device for exerting (1), hydraulic jack (2), force cell (3), the second device for exerting (4) and test platform (5) successively from top to bottom.The lower surface of first device for exerting (1) contacts with the upper surface of force cell (2), force cell (2) is between the first device for exerting (1) and hydraulic jack (3), its lower surface contacts with the upper surface of hydraulic jack (3), the workpiece (6) in need measured can be supported on test platform (5), the lower surface of second device for exerting (4) contacts with the upper surface of workpiece (6), and the upper surface of test platform (5) contacts with the lower surface of workpiece (6).The load test device is versatile, while can cause the completion of load test safely, effectively, controllable, is required so as to ensure that product meets manufacture.
Description
Technical field
Load test device is the utility model is related to, more particularly to a kind of large scale plate loading test device.
Background technology
Load test is to examine the important indicator of workpiece product quality and security performance, can not only be examined by load test
The deformation of structure when surveying Workpiece carrier, also can determine whether the actual carrying capacity of Workpiece structure, verify Workpiece structure design theory
With design method feasibility, the cracks of workpiece are detected, couple loosening situation etc..
Current many manufacturers and it is relevant use unit, in the program, required condition, experimental rig to load test
Deng not furtheing investigate, blindly tested, its result, which is often tested, can not only reach expected purpose, but also can be right
Workpiece causes the infringement of unrepairable.
Therefore, design a set of load test device, allow its be effectively ensured load test it is safe, it is controllable, effectively enter
Row is very necessary.
Utility model content
In order to solve the above problems, present inventor has performed studying with keen determination, a kind of large scale plate loading test device, institute are designed
State device includes the first device for exerting, hydraulic jack, force cell, the second device for exerting and tests flat successively from top to bottom
Platform, the lower surface of the first device for exerting contact with the upper surface of force cell, force cell be located at the first device for exerting and
Between hydraulic jack, its lower surface is contacted with the upper surface of hydraulic jack, and in need surveyed can be supported on test platform
The workpiece of amount, the lower surface of the second device for exerting contact with the upper surface of workpiece, the upper surface of test platform and the lower end of workpiece
Face contacts., safe, controllable, the effective progress of load test can be effectively ensured in the device, so as to complete the utility model.
The purpose of this utility model is to provide a kind of large scale plate loading test device, and the device includes the successively from top to bottom
One device for exerting 1, force cell 2, hydraulic jack 3, the second device for exerting 4 and test platform 5, it is characterised in that
The lower surface of first device for exerting 1 contacts with the upper surface of force cell 2, passes through the first device for exerting 1
Force cell 2 can be reinforced,
The force cell 2 is between the first device for exerting 1 and hydraulic jack 3, its lower surface and hydraulic jack
The upper surface contact on top 3,
The workpiece 6 in need measured can be supported on the test platform 5,
The lower surface of second device for exerting 4 contacts with the upper surface of workpiece 6,
The upper surface of test platform 5 contacts with the lower surface of workpiece 6.
In the utility model, support column 21, the first pressure dress are provided between the device for exerting 1 of test platform 5 and first
1 is put to be connected with test platform 5 by support column 21.
In the utility model, the lower surface of the hydraulic jack 3 contacts with the upper surface of the second device for exerting 4,
In the utility model, one end of the support column 21 is arranged on the bottom of the first device for exerting 1, and the other end is arranged on
The top of test platform 5.
In the utility model, the first device for exerting 1 forms " door " shape structure with test platform 5 by support column 21, surveys
Force snesor 2, hydraulic jack 3, the second device for exerting 4 and workpiece 6 are all arranged in " door " shape structure, pass through " door " shape structure
Force cell 2, hydraulic jack 3, the second device for exerting 4 and workpiece 6 are reinforced, the support column 21 is multiple.
According to a kind of large scale plate loading test device provided by the utility model, have the advantages that：
(1) load test device provided by the utility model is simple in construction, easy to operation, by by the first device for exerting with
Test platform is fixedly connected, with the stability that bracing means is overall.
(2) load test device provided by the utility model can be effectively ensured load test it is safe, it is controllable, effectively enter
OK.
(3) load test device provided by the utility model is versatile, can be designed according to load test requirement, right
In steam generator secondary side manhole hanging axis component, support pad hanging axis component, the more difficult component for measuring load such as saddle is transported, all
Load control and pressurize can be carried out using this device.
Brief description of the drawings
Fig. 1 shows the overall structure diagram of load test device；
Fig. 2 shows the side view of load test device；
Drawing reference numeral explanation：
The device for exerting of 1- first
2- force cells
3- hydraulic jacks
The device for exerting of 4- second
5- test platforms
6- workpiece
21- support columns
Embodiment
It is described in detail below by the utility model, the characteristics of the utility model and advantage will be with these explanations
And become more apparent from, clearly.
Special word " exemplary " is meant " being used as example, embodiment or illustrative " herein.Here as " exemplary "
Illustrated any embodiment should not necessarily be construed as preferred or advantageous over other embodiments.Although each of embodiment is shown in the drawings
In terms of kind, but unless otherwise indicated, it is not necessary to accompanying drawing drawn to scale.
The utility model provides a kind of large scale plate loading test device, and the device includes the first pressure and filled successively from top to bottom
1, force cell 2, hydraulic jack 3, the second device for exerting 4 and test platform 5 are put, as shown in figure 1, wherein,
The lower surface of first device for exerting 1 contacts with the upper surface of force cell 2, passes through the first device for exerting 1
Force cell 2 can be reinforced,
The force cell 2 is between the first device for exerting 1 and hydraulic jack 3, its lower surface and hydraulic jack
The upper surface contact on top 3,
The workpiece 6 in need measured can be supported on the test platform 5,
The lower surface of second device for exerting 4 contacts with the upper surface of workpiece 6,
The upper surface of the test platform 5 contacts with the lower surface of workpiece 6,
Support column 21 is provided between the device for exerting 1 of test platform 5 and first, the first device for exerting 1 passes through support column 21
It is connected with test platform 5, preferably the first device for exerting 1 is fixedly connected by support column 21 with test platform 5, and support column 21 is excellent
Gated bolt or welding is fixedly connected with the device for exerting 1 of test platform 5 and first.
In one preferred embodiment, first device for exerting 1 is process by sheet metal, preferably by steel plate
And/or channel-section steel etc. is process, more preferably formed by weldings such as steel plate and/or channel-section steels, the sheet metal has enough firm
Property and intensity so that moderate finite deformation will not occur during load test for the first device for exerting 1 being process by it.
In one preferred embodiment, the bottom of first device for exerting 1 is with setting length and width
Metallic plate so that the first device for exerting has enough contacts area to be contacted with support column 21 and force cell 2.
In one preferred embodiment, the force cell 2 is located at the first device for exerting 1 and hydraulic jack 3
Between, its lower surface contacts with the upper surface of hydraulic jack 3, the load born by the measurement workpiece of force cell 2, preferably
Force cell precision is selected according to load test precision prescribed.
In one preferred embodiment, the force cell 2 is provided with display screen, and workpiece 6 is monitored by display screen
The magnitude of load born.
In one preferred embodiment, the lower surface of the hydraulic jack 3 and the upper surface of the second device for exerting 4
Contact, hydraulic jack 3 are one or more, preferably 1~4, more preferably 1, load are provided by hydraulic jack 3,
It is preferred that provide horizontal direction or vertical loads.
In one preferred embodiment, the hydraulic jack 3 is driven by electrodynamic pump, preferably each hydraulic jack
3 are individually driven by one by electrodynamic pump, and maximum load, the rate of rise can be set in hydraulic jack 3, and can set the dwell time,
To meet that the load test dwell time requires, preferably each maximum of hydraulic jack 3 can provide 600T load.
In one preferred embodiment, the load of the hydraulic jack and quantity are according to needed for being tested work-piece load
Load determines, when more than 2 hydraulic jacks work simultaneously, should ensure that rate of pressure rise is consistent.
In the utility model, the lower surface of second device for exerting 4 is in contact with the upper surface of workpiece 6, preferably complete
Full fitting contact, the structure of the second device for exerting 4 according to the structure setting of workpiece 6, the shape of the second device for exerting 4 according to work
The upper surface shape of part 6 is set.
In one preferred embodiment, second device for exerting 4 is process by sheet metal, preferably by steel plate
And/or channel-section steel etc. is process, more preferably formed by weldings such as steel plate and/or channel-section steels, the sheet metal has enough firm
Property and intensity so that moderate finite deformation will not occur during load test for the second device for exerting 4 being process by it.
In one preferred embodiment, when the upper surface of the workpiece 6 is concavity arc-plane, the second pressure dress
The lower surface for putting 4 is corresponding convex arc-plane, as shown in Fig. 1.
In one preferred embodiment, the specification of the test platform 5 is according to the specification and load test of workpiece 6
It is required that design, when workpiece 6 is T-type structure, test platform 1 is provided with corresponding groove structure, as shown in figure 1, optimization test is put down
The specification of platform 1 is 8000~10000 × 4000~6000 × 300~500mm, more preferably 9000 × 5500 × 410mm.
In one preferred embodiment, the test platform 5 is process by sheet metal, preferably by steel plate and
I-steel is process, and the sheet metal can bear load pressure, there is enough intensity, avoids load test process from occurring not
Acceptable deformation, is more preferably formed by steel plate and I-steel welding, particularly preferably by the work of 80mm steel plates and HW300 × 300
Word steel is process.
In one preferred embodiment, the bottom of the test platform 5 is the bottom plate with setting length and width,
So that test platform 5 has enough contacts area to be contacted with support column 21 and workpiece 6.
In one preferred embodiment, the test platform 5 is provided with mounting hole and screwed hole, preferably passes through screwed hole
Workbench is fixed with bolt with workspace to be connected, more preferably workspace fixes workbench and is provided with T-slot.
In one preferred embodiment, one end of the support column 21 is arranged on the bottom of the first device for exerting 1, another
End is arranged on the top of test platform 5, and preferably the first device for exerting 1 forms " door " shape structure with test platform 5 by support column 21,
Force cell 2, hydraulic jack 3, the second device for exerting 4 and workpiece 6 are all arranged in " door " shape structure, pass through " door " shape knot
Structure reinforces force cell 2, hydraulic jack 3, the second device for exerting 4 and workpiece 6 so that each part will not produce in load test
Raw displacement, as shown in Fig. 2 and " door " shape structure have enough rigidity, avoid device during load test that unacceptable deformation occurs.
In one preferred embodiment, the support column 21 is multiple, preferably 2~6, more preferably 2, more
It is preferred that support column 21 is symmetricly set on the front and rear sides of device.
Above-mentioned large scale plate loading test device provided by the utility model in use, can be operated according to the following steps：
Step (1), the first device for exerting 1 of installation, force cell 2, hydraulic jack 3, the second device for exerting 4, workpiece 6
With test platform 5；
In the utility model, fixation test platform 5 first, the first device for exerting 1 of preferred installation, more preferably passes through afterwards
First device for exerting 1 is fixedly connected by support column 21 with test platform 5, particular preferably by support column 21 by the first device for exerting
1 with the welding equipment of test platform 5 into " door " shape structure, then successively by workpiece 6, the second device for exerting 4, hydraulic jack 3 and dynamometry pass
Sensor 2 is installed from bottom to up, as shown in Figure 2.
In one preferred embodiment, the first device for exerting 1 and the welding equipment of test platform 5 be into after " door " shape structure, according to
It is secondary that workpiece 6, the second device for exerting 4, hydraulic jack 3 and force cell 2 are placed in " door " shape structure from bottom to up.
In one preferred embodiment, precision calibration is carried out before force cell 2 uses, to ensure load test
Accuracy.
Step (2), driving hydraulic jack 3 press, and monitor the load reading of force cell 2；
In one preferred embodiment, the hydraulic jack 3 is slowly pressed by electrodynamic pump, is surveyed by being connected to
The display screen monitors load reading of force snesor 2.
Step (3), stop pressurization, carry out pressurize；
In one preferred embodiment, the reading of force cell 2 is observed, until load reading reaches or is slightly above
Load test requires load, immediately the stop valve of closing hydraulic jack 3, progress pressurize, preferably 6~20min of pressurize, more preferably
Pressurize 10min.
Step (4), after pressurize terminates, the pressure release of hydraulic jack 3.
In one preferred embodiment, after the pressure release of hydraulic jack 3, nondestructive inspection (NDI) is carried out to workpiece 6.
The utility model is described in detail above in association with embodiment and exemplary example, but these are said
It is bright to be interpreted as to limitation of the present utility model.It will be appreciated by those skilled in the art that without departing from the utility model spirit and
In the case of scope, a variety of equivalencing, modification or improvement can be carried out to technical solutions of the utility model and embodiments thereof,
These are each fallen within the scope of the utility model.The scope of protection of the utility model is determined by the appended claims.
Claims (10)
1. a kind of large scale plate loading test device, the device includes the first device for exerting (1), force cell successively from top to bottom
(2), hydraulic jack (3), the second device for exerting (4) and test platform (5), it is characterised in that
The lower surface of first device for exerting (1) contacts with the upper surface of force cell (2), passes through the first device for exerting
(1) force cell (2) can be reinforced,
The force cell (2) is between the first device for exerting (1) and hydraulic jack (3), its lower surface and hydraulic pressure thousand
The upper surface contact on jin top (3),
The workpiece (6) in need measured can be supported on the test platform (5),
The lower surface of second device for exerting (4) contacts with the upper surface of workpiece (6),
The upper surface of test platform (5) contacts with the lower surface of workpiece (6).
2. load test device according to claim 1, it is characterised in that the test platform (5) fills with the first pressure
Put and be provided with support column (21) between (1), the first device for exerting (1) is connected by support column (21) with test platform (5).
3. load test device according to claim 2, it is characterised in that support column (21) passes through bolt or welding and examination
Platform (5) is tested to be fixedly connected with the first device for exerting (1).
4. load test device according to claim 2, it is characterised in that the bottom of first device for exerting (1) is
Metallic plate with setting length and width so that the first device for exerting has enough contacts area and support column (21) and dynamometry
Sensor (2) contacts.
5. load test device according to claim 1, it is characterised in that the lower surface of the hydraulic jack (3) with
The upper surface contact of second device for exerting (4),
The hydraulic jack (3) is one or more, and load is provided by hydraulic jack (3).
6. load test device according to claim 5, it is characterised in that provide level side by hydraulic jack (3)
To or vertical loads.
7. load test device according to claim 2, it is characterised in that the bottom of the test platform (5) be with
Set the bottom plate of length and width so that test platform (5) there are enough contacts area to be connect with support column (21) and workpiece (6)
Touch.
8. load test device according to claim 1, it is characterised in that the test platform (5) be provided with mounting hole and
Screwed hole, workbench is fixed with workspace by screwed hole and bolt and is connected.
9. load test device according to claim 2, it is characterised in that one end of the support column (21) is arranged on
One device for exerting (1) bottom, the other end are arranged on test platform (5) top.
10. load test device according to claim 2, it is characterised in that the first device for exerting (1) and test platform
(5) by support column (21) form " door " shape structure, force cell (2), hydraulic jack (3), the second device for exerting (4) and
Workpiece (6) is all arranged in " door " shape structure, passes through " door " shape structural strengthening force cell (2), hydraulic jack (3), the
Two device for exerting (4) and workpiece (6), the support column (21) are multiple.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720865814.0U CN206891716U (en) | 2017-07-17 | 2017-07-17 | A kind of large scale plate loading test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720865814.0U CN206891716U (en) | 2017-07-17 | 2017-07-17 | A kind of large scale plate loading test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206891716U true CN206891716U (en) | 2018-01-16 |
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ID=61297292
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| CN201720865814.0U Active CN206891716U (en) | 2017-07-17 | 2017-07-17 | A kind of large scale plate loading test device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107179189A (en) * | 2017-07-17 | 2017-09-19 | 哈电集团（秦皇岛）重型装备有限公司 | A kind of large scale plate loading test device |
-
2017
- 2017-07-17 CN CN201720865814.0U patent/CN206891716U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107179189A (en) * | 2017-07-17 | 2017-09-19 | 哈电集团（秦皇岛）重型装备有限公司 | A kind of large scale plate loading test device |
| CN107179189B (en) * | 2017-07-17 | 2024-02-23 | 哈电集团（秦皇岛）重型装备有限公司 | Large-scale load test device |
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