CN206627295U - A kind of lateral support device for structural test - Google Patents
A kind of lateral support device for structural test Download PDFInfo
- Publication number
- CN206627295U CN206627295U CN201720221251.1U CN201720221251U CN206627295U CN 206627295 U CN206627295 U CN 206627295U CN 201720221251 U CN201720221251 U CN 201720221251U CN 206627295 U CN206627295 U CN 206627295U
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- type steel
- magnetic
- lateral support
- steel beam
- support device
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Abstract
The utility model discloses a kind of lateral support device for structural test, including door frame and the C-type steel beam for being arranged on door frame both sides progress lateral support, space is loaded for test specimen between two C-type steel beams；Magnetic stand is arranged with the cavity of C-type steel beam, permanent magnet is provided with magnetic stand, C-type steel beam on door frame, is lifted its simple to install, position arbitrariness, so as to reduce labour cost on the basis of lateral support function is kept, improves its installation effectiveness by permanent magnet adsorbing.
Description
Technical field
It the utility model is related to experimental rig of the test specimen under axle pressure and shearing resistance effect, and in particular to one kind is used for structure and tried
The lateral support device tested.
Background technology
With the fast development of building trade, common building element can not meet current demand, more and more
Scholars are directed to researching and developing new type of component, such as light gauge cold-formed steel shape assembled wall, Self-resetting steel frame, composite floor building knot
Very important bearing carrier in structure.Therefore substantial amounts of correlation test is needed to disclose the failure mode and stress machine of these components
Reason, wherein, the axle that is related to pressure and shear test must all use lateral support to fix test specimen, avoid it at loading initial stage due to inclining
Bias is tiltedly produced, and test specimen is twisted tilted in loading procedure.
Traditional lateral support technique for fixing is to be fixedly connected using several high-strength bolts with door frame, but problem exists
In：The installation site of lateral support is higher, and researcher operates danger greatly, even need to ask workers sometimes；For up to
To test objective, the test specimen that can typically design more multigroup number is probed into, it means that will be incited somebody to action before each on-test and after terminating
Lateral support installation, the dismounting of fixed test specimen, take time and effort, therefore operating efficiency substantially reduces；Different experiments is to lateral branch
It is different to support status requirement, bolted be disadvantageous in that can not fix lateral support at an arbitrary position, be allowed to testing
During to adjust the setting height(from bottom) of test specimen, design other accessories, it is seen then that the traditional lateral support connected with high-strength bolt operates
Not only dangerous but also time-consuming, also certain limitation.Therefore, research and develop it is a kind of it is easy to install, quick detachable, easily transpose it is new lateral
Support, it is significant to improving axle power and security during shear test and operating efficiency.
The content of the invention
The purpose of this utility model is to propose a kind of lateral support device for structural test, is keeping lateral support work(
Its simple to install, position arbitrariness are lifted on the basis of energy, so as to reduce labour cost, improve its installation effectiveness.
To achieve these goals, the technical solution adopted in the utility model is a kind of lateral branch for structural test
Support arrangement, including door frame and the C-type steel beam that door frame both sides carry out lateral support is arranged on, add for test specimen between two C-type steel beams
Carry space；Magnetic stand is arranged with the cavity of C-type steel beam, permanent magnet is provided with magnetic stand, C-type steel beam passes through permanent
Magnet adsorption is on door frame.
The magnetic stand includes magnetic conductor, and magnetic conductor middle part offers cylindrical cavity along C-type steel beam length direction, forever
Long magnet is arranged on cylindrical empty intracavitary and rotated, and permanent magnet one end is connected with the magnetic stand for controlling it to be rotated
Switch, the soft magnetism for cutting off permanent magnet magnetic induction line is additionally provided with magnetic stand, when magnetic stand switch rotary to " OFF "
When, the two poles of the earth of permanent magnet contact with soft magnetism, and when magnetic stand switch rotary is to " ON ", the two poles of the earth of permanent magnet are with leading
Magnet contact.
One end that magnetic stand stretches into C-type steel beam is provided with snap ring, the upper bottom wing of the tightening latch of bolt longitudinally through C-type steel beam
Edge simultaneously realizes the fixation to magnetic stand through snap ring.
Diametric(al) arrangement of the two poles of the earth of the permanent magnet along cylindrical cavity.
Jack is additionally provided with door frame, the end of jack is connected on C-type steel beam.
The lateral Displacement element for loading specimen between two C-type steel beams of clamping is provided with two C-type steel beams.
Lateral Displacement element includes the nut for being fixed on C-type steel back portion, and nut opening direction loads space towards test specimen,
Screw rod is provided with nut, screw front end is fixed with backing plate and forms screw rod backing plate, and backing plate front end, which is connected with, gets stuck, interior setting of getting stuck
There is ball, front end of getting stuck offers hole, and ball part stretches out to get stuck to be contacted with loading specimen.
It is fitted close between the magnetic stand and C-type steel beam.
Compared with prior art, the utility model at least has the advantages that, the utility model passes through in C-type steel beam
Cavity in be arranged with magnetic stand, permanent magnet is provided with magnetic stand, C-type steel beam is by permanent magnet adsorbing in door frame
On, the fixation of C-type steel beam optional position on door frame is realized, and for the fixation of existing bolt, without in advance
Lateral support height is designed, need to only be lifted into required position at the trial, so as to reduce the preparation before experiment, is saved
Time；Secondly, during experiment mounts and dismounts, without loading and unloading bolt, can be consolidated at any time by rotating magnetic stand switch
Determine and withdraw lateral support, reduce manpower and utilize, substantially increase operating efficiency and security.
Further, the close build-in of the magnetic stand makes both combine closely to form entirety in C-type steel beam, can be outside
Common stress under power effect, its middle part is bar permanent magnet, is additionally provided with bar shaped soft magnetism, by rotating magnetic stand switch control
Permanent magnet processed, and then realize the separation and adhesive of the C-type steel beam and door frame as lateral support.
Further, spacing accessory is fixed on C-type steel Liang Shangyiyuanchu, and the ball of its front end can be realized to the hinged of test specimen
Support, pass through the distance between screw rod regulation and test specimen, it is ensured that test specimen does not produce initial eccentricity, so as to reach limit perpendicular to ground
Position purpose.
Further, jack is connected and hung to door frame with lateral support both ends, can not only play guarantor as safety measures
Danger effect, and the position of lateral support can be adjusted, it is convenient and swift.
Further, magnetic stand stretches into one end of C-type steel beam and is provided with snap ring, and the tightening latch of bolt is longitudinally through C-type steel
The fixation to magnetic stand is simultaneously realized in the upper lower flange of beam through snap ring, further limits magnetic stand along lateral branch using tightening latch
Support the movement of length direction, it is ensured that magnetic stand will not fall off under any circumstance with C-type steel beam.
Brief description of the drawings
Fig. 1 is the front view of lateral support device.
Fig. 2 is the side view of lateral support device.
Fig. 3 is lateral support device A-A sectional views, and Fig. 3 a are the schematic diagram for disconnecting adhesive between C-type steel beam and door frame, are schemed
The schematic diagram of 3b attracting states between C-type steel beam and door frame.
Fig. 4 is the schematic diagram of magnetic stand, and Fig. 4 a are the principle schematic for disconnecting adhesive between C-type steel beam and door frame, are schemed
4b carries out the principle schematic of adhesive between C-type steel beam and door frame.
Fig. 5 is lateral Displacement accessory and C-type steel beam mounting structure schematic diagram.
Fig. 6 is lateral Displacement accessory exploded view.
Fig. 7 is Fig. 6 left view.
In accompanying drawing：1st, door frame, 2, C-type steel beam, 3, lateral Displacement accessory, 31, nut, 32, screw rod, 33, pad, 34, rolling
Pearl, 35, get stuck, 36, screw rod backing plate, 4, magnetic stand, 41, permanent magnet, 42, soft magnetism, 43, magnetic conductor, 5, magnetic stand opens
Close, 6, snap ring, 7, bolt, 8, tightening latch, 9, jack.
Embodiment
Below in conjunction with accompanying drawing illustrated embodiment, the utility model is described in further detail：
As shown in figure 1, a kind of lateral support device for structural test, including door frame 1 and it is arranged on the both sides of door frame 1
The C-type steel beam 2 of lateral support is carried out, door frame 1 is prepared using magnetic conductor, and jack 9, the end connection of jack 9 are provided with door frame 1
On C-type steel beam 2；Space is loaded for test specimen between two C-type steel beams 2, as shown in Fig. 2 being arranged with magnetic in the cavity of C-type steel beam 2
Property bearing 4, as shown in figure 4, be provided with permanent magnet 41 in magnetic stand 4, the two poles of the earth of permanent magnet 41 are along cylindrical cavity
Diametric(al) arranges that C-type steel beam 2 is adsorbed on door frame 1 by permanent magnet 41, and magnetic stand 4 includes magnetic conductor 43, magnetic conductor
43 middle parts offer cylindrical cavity along the length direction of C-type steel beam 2, and permanent magnet 41 is arranged on cylindrical empty intracavitary and turned
It is dynamic.
As shown in Figure 3 and Figure 4, the one end of permanent magnet 41 is connected with magnetic stand switch 5 for controlling it to be rotated, magnetic
The soft magnetism 42 for cutting off the magnetic induction line of permanent magnet 41 is additionally provided with bearing 4；As shown in Fig. 3 a and Fig. 4 a, when magnetic stand is opened
When closing 5 rotations to " OFF ", the two poles of the earth of permanent magnet 41 contact with soft magnetism 42, i.e., soft magnetism 42 has cut off permanent magnet 41 and door
The magnetic line of force of the support of frame 1；As is shown in figures 3b and 4b, when the rotation of magnetic stand switch 5 is to " ON ", the two poles of the earth of permanent magnet 41
Contacted with magnetic conductor 43, now magnetic conductor 43 is also imparted with magnetic in the presence of magnetic force, under the principle, can consolidate side stay
At arbitrary height.
As shown in figures 1 and 3, magnetic stand 4 stretches into one end of C-type steel beam 2 and is provided with snap ring 6, and the tightening latch 8 of bolt 7 is vertical
To the fixation realized through the upper lower flange of C-type steel beam 2 and through snap ring 6 to magnetic stand 4.
As depicted in figs. 1 and 2, the side for loading specimen between two C-type steel beams 2 of clamping is provided with two C-type steel beams 2
To limit element 3；As shown in figure 5, lateral Displacement element 3 includes the nut for being fixed on the top of C-type steel beam 2, nut opening direction
Space is loaded towards test specimen, screw rod is provided with nut, screw front end is fixed with backing plate and forms screw rod backing plate 36, and backing plate front end connects
Be connected to and get stuck 35, get stuck and be provided with ball 34 in 35,35 front ends of getting stuck offer hole, the part of ball 34 stretch out gets stuck 35 with loading
Test specimen contacts, and the design makes the strong point be hinged support, avoids destruction of the rigid constraint to test specimen, adjusting screw rod backing plate 36 can be realized
Control side stay and the distance of test specimen are not in eccentric compression or are cut；As shown in Figure 6 and Figure 7, get stuck and lead between 35 and backing plate
Cross bolt connection, including nut 31, screw rod 32 and pad 33.
During use, magnetic stand switch 5 is adjusted into " OFF " makes permanent magnet be contacted with soft magnetism, now magnetic stand 4
There is no magnetic force, C-type steel beam 2 is hung to test height, button is put at the edge of a wing of door frame 1, calibrated through horizon rule, by magnetic after accurate positioning
Property bearing switch 5 be adjusted to " ON ", realize that C-type steel beam 2 is pull-in on the specified location of door frame 1.
As shown in figure 1, the upside both ends of C-type steel beam 2 hang jack 9, if height need to be adjusted, only magnetic stand need to be switched 5
Close, adjust side stay height with jack 9, repeat attracting process, side stay and component are adjusted finally by spacing accessory 3
Distance, it is ensured that test specimen perpendicular to the ground, and reaches and the firm contact condition of test specimen.
Claims (8)
1. a kind of lateral support device for structural test, it is characterised in that including door frame (1) and be arranged on door frame (1)
Both sides carry out the C-type steel beam (2) of lateral support, are that test specimen loads space between two C-type steel beams (2)；The cavity of C-type steel beam (2)
Magnetic stand (4) is inside arranged with, is provided with permanent magnet (41) in magnetic stand (4), C-type steel beam (2) passes through permanent magnet
(41) absorption is on door frame (1).
A kind of 2. lateral support device for structural test according to claim 1, it is characterised in that the magnetic branch
Seat (4) includes magnetic conductor (43), and magnetic conductor (43) middle part offers cylindrical cavity, permanent magnetic along C-type steel beam (2) length direction
Iron (41) is arranged on cylindrical empty intracavitary and rotated, and permanent magnet (41) one end is connected with the magnetic for controlling it to be rotated
Bearing switchs (5), and the soft magnetism (42) for cutting off permanent magnet (41) magnetic induction line is additionally provided with magnetic stand (4), works as magnetic
When bearing switch (5) rotation is to " OFF ", the two poles of the earth of permanent magnet (41) contact with soft magnetism (42), when magnetic stand switchs (5)
When rotation is to " ON ", the two poles of the earth of permanent magnet (41) contact with magnetic conductor (43).
A kind of 3. lateral support device for structural test according to claim 2, it is characterised in that magnetic stand
(4) one end for stretching into C-type steel beam (2) is provided with snap ring (6), and the tightening latch (8) of bolt (7) is longitudinally through the upper and lower of C-type steel beam (2)
Simultaneously the fixation to magnetic stand (4) is realized through snap ring (6) in the edge of a wing.
A kind of 4. lateral support device for structural test according to claim 1, it is characterised in that the permanent magnetic
Diametric(al) arrangement of the two poles of the earth of iron (41) along cylindrical cavity.
5. a kind of lateral support device for structural test according to claim 1, it is characterised in that on door frame (1)
Jack (9) is additionally provided with, the end of jack (9) is connected on C-type steel beam (2).
A kind of 6. lateral support device for structural test according to claim 1, it is characterised in that two C-type steel beams
(2) the lateral Displacement element (3) for loading specimen between two C-type steel beams (2) of clamping is provided with.
A kind of 7. lateral support device for structural test according to claim 6, it is characterised in that lateral Displacement member
Part (3) includes being fixed on the nut at the top of C-type steel beam (2), and nut opening direction loads space towards test specimen, is provided with nut
Screw rod, screw front end are fixed with backing plate and form screw rod backing plate (36), and backing plate front end is connected with get stuck (35), and getting stuck, (35) are interior to be set
Be equipped with ball (34), (35) front end of getting stuck offers hole, ball (34) part stretch out get stuck (35) contacted with loading specimen.
A kind of 8. lateral support device for structural test according to claim 1, it is characterised in that the magnetic branch
It is fitted close between seat (4) and C-type steel beam (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720221251.1U CN206627295U (en) | 2017-03-08 | 2017-03-08 | A kind of lateral support device for structural test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720221251.1U CN206627295U (en) | 2017-03-08 | 2017-03-08 | A kind of lateral support device for structural test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206627295U true CN206627295U (en) | 2017-11-10 |
Family
ID=60211294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720221251.1U Expired - Fee Related CN206627295U (en) | 2017-03-08 | 2017-03-08 | A kind of lateral support device for structural test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206627295U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106680015A (en) * | 2017-03-08 | 2017-05-17 | 长安大学 | Lateral supporting device for axial compression and shearing tests |
-
2017
- 2017-03-08 CN CN201720221251.1U patent/CN206627295U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106680015A (en) * | 2017-03-08 | 2017-05-17 | 长安大学 | Lateral supporting device for axial compression and shearing tests |
| CN106680015B (en) * | 2017-03-08 | 2024-01-02 | 长安大学 | Lateral supporting device for axial compression and shear test |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171110 Termination date: 20180308 |
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| CF01 | Termination of patent right due to non-payment of annual fee |