CN204165822U - A kind of large concentrated force eccentric loading device - Google Patents
A kind of large concentrated force eccentric loading device Download PDFInfo
- Publication number
- CN204165822U CN204165822U CN201420521845.0U CN201420521845U CN204165822U CN 204165822 U CN204165822 U CN 204165822U CN 201420521845 U CN201420521845 U CN 201420521845U CN 204165822 U CN204165822 U CN 204165822U
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- concentrated force
- loading device
- large concentrated
- force eccentric
- loading beam
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Abstract
The open a kind of large concentrated force eccentric loading device of the utility model, comprise and couple together excentric shaft to loading beam and side direction loading beam by web member, wherein, excentric shaft is connected to loading beam with the device for applying axial load or normal load, realize axis or normal direction loading, side direction loading beam is connected with the device for applying radial load, realizes radial loaded.Large concentrated force eccentric loading device disclosed in the utility model, by axis and side direction loading beam, the load that can meet the eccentric strength test of large-scale bias structure loads demand, not only reduce test installation difficulty, decrease workload, effectively improve test efficiency of the practice simultaneously, facilitate carrying out smoothly of test.
Description
Technical field
The utility model belongs to strength test load loading range, is specifically related to a kind of large concentrated force eccentric loading device.
Background technology
When carrying out large-scale bias structure bias strength test task, relate to more large concentrated force bias-load test mission.Large for one concentrated force eccentric loading device, containing cylindrical shape or conical or tilted conical shell structure, biased bearing structure, during test, is first arranged on biased bearing structure, and then applies Tensile or Compressive Loading to large concentrated force eccentric loading device by described bias structure.
Due to load(ing) point and the shell structure close together of biased bearing structure, and the load that load(ing) point need apply may exist axially, radial, normal load simultaneously, and the used load size of different bias structure is totally different, cause eccentric strength test each time need develop three kinds of chargers by the size and Orientation of used load, the manpower financial capacity of this measure not only at substantial, the simultaneously set-up time of also at substantial.Therefore, be necessary to design a kind of large concentrated force eccentric loading device, reach cost-saving, raise the efficiency, effectively promote to test the object of carrying out smoothly.
Utility model content
For the technical matters existed in above-mentioned prior art, the utility model provides a kind of large concentrated force eccentric loading device, can meet large-scale bias structure eccentric strength test load loading tasks demand.
For achieving the above object, the technical scheme that the utility model adopts is as follows:
A kind of large concentrated force eccentric loading device, comprise and couple together excentric shaft to loading beam and side direction loading beam by web member, wherein, excentric shaft is connected to loading beam with the device for applying axial load or normal load, realize axis or normal direction loading, side direction loading beam is connected with the device for applying radial load, realizes radial loaded.
Described excentric shaft has 8 faces to loading beam, and its side profile is in " convex " font, and its upper surface is made up of 3 surface levels, and the lower surface relative with upper surface is made up of 1 inclined-plane, and all the other 4 faces lay respectively at upper and lower end face all around.
3 faces of described upper surface are offered respectively a through hole until lower surface, 2 through-bore axis being wherein positioned at both sides, perpendicular to upper surface, are positioned at 1 middle through hole perpendicular to lower surface.
In described front/rear end, the zone line in the face that area is larger arranges several circumferentially equally distributed threaded holes, arranges 1 spherical pit at circumference initial point.
Described left and right end face is respectively provided with threaded hole.
Described side direction loading beam is primarily of reinforcement channel-section steel and joint flange composition.
The channel-section steel that described reinforcement channel-section steel is oppositely arranged by 2 pieces of backs and 4 pieces of reinforcement Plate Weldings form, and wherein strengthen Plate Welding in a side of channel-section steel for 1 piece, strengthen sheet packs for 3 pieces and be welded in channel-section steel another side.
Described reinforcement channel-section steel two ends respectively arrange through hole, and through-bore axis is perpendicular to reinforcement channel-section steel extended surface.
Described joint flange one end is welded on the middle part that steel plate is strengthened in 3 pieces of stitch welding, and the other end is flange disk, disk is provided with some circumferentially equally distributed through holes.
Described excentric shaft is connected by connecting screw rod to loading beam with side direction loading beam.
Compared with prior art, the beneficial effects of the utility model are as follows:
Large concentrated force eccentric loading device disclosed in the utility model is by its axis and side direction, can meet in strength test load loading tasks and axial, radial, normal direction loading demand is carried out to bias structure, not only reduce test installation difficulty, decrease workload, effectively improve test efficiency of the practice simultaneously, facilitate carrying out smoothly of test.
Accompanying drawing explanation
By reading the detailed description done non-limiting example with reference to the following drawings, other features, objects and advantages of the present utility model will become more obvious:
Fig. 1 is the utility model general structure schematic diagram;
Fig. 2 is that the utility model excentric shaft is to loading beam structural representation;
Fig. 3 is the utility model side direction loading beam structural representation;
Fig. 4 is the utility model thick bar attachment screw structural representation;
Fig. 5 is the utility model test scheme of installation;
Fig. 6 is the utility model overall installation schematic diagram.
Embodiment
Below in conjunction with the drawings and specific embodiments, set forth the utility model further.These embodiments are interpreted as only being not used in restriction protection domain of the present utility model for illustration of the utility model.After the content of having read the utility model record, those skilled in the art can make various changes or modifications the utility model, and these equivalence changes and modification fall into the utility model claim limited range equally.
As shown in figs. 1 to 6, large concentrated force eccentric loading device disclosed in the utility model, is made up of various structures part, comprises: excentric shaft is to loading beam 1, side direction loading beam 2, attachment screw 3, and its general assembly schematic diagram as shown in Figure 1.
As shown in Figure 2, excentric shaft is to loading beam 1, have 8 faces, beam profile is " convex " font from the side, wherein by 3 faces and relative upper surface 21, the lower surface 22 forming beam, 1 face, upper surface is surface level, and lower surface is inclined-plane, other 4 faces are positioned at upper and lower end face all around, are respectively front end face 23, rear end face 24, left side 25, right side 26.
Excentric shaft, to loading beam 1, has 3 through holes through 3 faces of upper surface 21 until lower surface 22, and 2 through-bore axis being positioned at two ends, upper surface, perpendicular to upper surface 21, are positioned at 1 middle through hole of upper surface perpendicular to lower surface 22.
Excentric shaft has 8 threaded holes by the middle part of the even circumferential distribution front end face 23 of Φ 220 to loading beam 1, and has 1 spherical pit at circumference initial point.
Excentric shaft, to loading beam 1, respectively has 1 threaded hole to be positioned at left side 25, right side 26.
As shown in Figure 3, side direction loading beam 2, is made up of reinforcement channel-section steel 31 and joint flange 32.
Side direction loading beam 2, strengthens Plate Welding by 2 blocks of super-huge channel-section steels 33 and 4 pieces and forms, and wherein 2 pieces of channel beam 33 backs are relative, strengthens steel plate 34 for 1 piece and is welded on a side of channel-section steel, strengthens steel plate 35 stitch welding on channel-section steel another side for 3 pieces.
There are 2 through holes at side direction loading beam 2 two ends, and through-bore axis is perpendicular to the extended surface of channel beam.
Joint flange 32 one end of side direction loading beam 2 is welded on the middle part that steel plate 35 is strengthened in 3 pieces of stitch welding, and the other end is flange disk, disk is pressed the even circumferential distribution through hole of Φ 220 containing 8.
As shown in Figure 4, attachment screw 3 has 8, excentric shaft can be connected to loading beam 1 with side direction loading beam 2.
Illustrate the large concentrated force eccentric loading device of the assembly formation that the utility model above-described embodiment provides below in conjunction with accompanying drawing, large-scale bias structure eccentric strength test three-dimensional load test task can be realized, specific as follows:
As shown in Figure 5, for the eccentric strength test of certain biased oblique cone structure, large concentrated force eccentric loading device 100 is arranged on the load parts of biased oblique cone structure, its excentric shaft is connected with the pressurized strut 300 for applying axial load to two stomidiums on loading beam 1 by switching beam bar apparatus 200, and on its side direction loading beam 2, two stomidiums are connected with the pressurized strut 500 for applying radial load by adapting rod equipment 400.Pressurized strut is connected with load track or load wall by its stationary installation.If connect loading leverage at excentric shaft on the front end face 25 or rear end face 26 of loading beam 1 can realize normal load loading.
As shown in Figure 6, excentric shaft is arranged on biased load-carrying construction to the lower surface of loading beam by connecting link, utilizes the inclined-plane characteristic of lower surface can compensate biased load-carrying construction arbitrary angle and loads.
Large concentrated force eccentric loading device provided by the utility model, by axis and side direction loading beam, the load that can meet the eccentric strength test of large-scale bias structure loads demand, not only reduce test installation difficulty, decrease workload, effectively improve test efficiency of the practice simultaneously, facilitate carrying out smoothly of test.
Above specific embodiment of the utility model is described.It is to be appreciated that the utility model is not limited to above-mentioned particular implementation, those skilled in the art can make various distortion or amendment within the scope of the claims, and this does not affect flesh and blood of the present utility model.
Claims (10)
1. a large concentrated force eccentric loading device, it is characterized in that, comprise and couple together excentric shaft to loading beam and side direction loading beam by web member, wherein, excentric shaft is connected to loading beam with the device for applying axial load or normal load, realize axis or normal direction loading, side direction loading beam is connected with the device for applying radial load, realizes radial loaded.
2. large concentrated force eccentric loading device according to claim 1, it is characterized in that, described excentric shaft has 8 faces to loading beam, its side profile is in " convex " font, its upper surface is made up of 3 surface levels, the lower surface relative with upper surface is made up of 1 inclined-plane, and all the other 4 faces lay respectively at upper and lower end face all around.
3. large concentrated force eccentric loading device according to claim 2, it is characterized in that, 3 faces of described upper surface are offered respectively a through hole until lower surface, 2 through-bore axis being wherein positioned at both sides, perpendicular to upper surface, are positioned at 1 middle through hole perpendicular to lower surface.
4. large concentrated force eccentric loading device according to claim 2, is characterized in that, in described front/rear end, the zone line in the face that area is larger arranges several circumferentially equally distributed threaded holes, arranges 1 spherical pit at circumference initial point.
5. large concentrated force eccentric loading device according to claim 2, is characterized in that, described left and right end face is respectively provided with threaded hole.
6. large concentrated force eccentric loading device according to claim 1, is characterized in that, described side direction loading beam is primarily of reinforcement channel-section steel and joint flange composition.
7. large concentrated force eccentric loading device according to claim 6, it is characterized in that, the channel-section steel that described reinforcement channel-section steel is oppositely arranged by 2 pieces of backs and 4 pieces of reinforcement Plate Weldings form, and wherein strengthen Plate Welding in a side of channel-section steel for 1 piece, strengthen sheet packs for 3 pieces and be welded in channel-section steel another side.
8. large concentrated force eccentric loading device according to claim 7, is characterized in that, described reinforcement channel-section steel two ends respectively arrange through hole, and through-bore axis is perpendicular to reinforcement channel-section steel extended surface.
9. large concentrated force eccentric loading device according to claim 8, is characterized in that, described joint flange one end is welded on the middle part that steel plate is strengthened in 3 pieces of stitch welding, and the other end is flange disk, disk is provided with some circumferentially equally distributed through holes.
10. large concentrated force eccentric loading device according to claim 1, it is characterized in that, described excentric shaft is connected by connecting screw rod to loading beam with side direction loading beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420521845.0U CN204165822U (en) | 2014-09-11 | 2014-09-11 | A kind of large concentrated force eccentric loading device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420521845.0U CN204165822U (en) | 2014-09-11 | 2014-09-11 | A kind of large concentrated force eccentric loading device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204165822U true CN204165822U (en) | 2015-02-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420521845.0U Expired - Fee Related CN204165822U (en) | 2014-09-11 | 2014-09-11 | A kind of large concentrated force eccentric loading device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204165822U (en) |
-
2014
- 2014-09-11 CN CN201420521845.0U patent/CN204165822U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150218 Termination date: 20170911 |
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| CF01 | Termination of patent right due to non-payment of annual fee |