CN207300531U - Oversize falling weight impact test device - Google Patents
Oversize falling weight impact test device Download PDFInfo
- Publication number
- CN207300531U CN207300531U CN201721295566.7U CN201721295566U CN207300531U CN 207300531 U CN207300531 U CN 207300531U CN 201721295566 U CN201721295566 U CN 201721295566U CN 207300531 U CN207300531 U CN 207300531U
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- China
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- side wall
- bracket base
- stent
- pulley
- impact test
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Abstract
The utility model discloses a kind of oversize falling weight impact test device, for carrying out impact test to structural test piece (4), including thirty years of age opposite left side wall (11) and right-side wall (12), the stent (33) and bracket base (32) for installing jump bit release system are further included；Bracket base (32) both ends are overlapped on left side wall (11) and right-side wall (12) upper end respectively, and can be moved back and forth along left and right side wall (11,12)；The stent (33) is removable to be fixed on bracket base (32), and can be moved left and right along bracket base (32)；The jump bit release system is fixed in stent (33), for hanging and discharging jump bit (37).The experimental rig of the utility model, suitable for most of prototype structure components, result of the test is accurate, and can easily measure instrument installation and test specimen fixed operation.
Description
Technical field
The utility model belongs to structural elements impact experiment engineering device technique field, and particularly a kind of result is accurate, grasps
Make convenient oversize falling weight impact test device.
Background technology
Building can also bear dynamic load in addition to static load to be born in use, and wherein impact load is to structure
Influence relatively large, generally use falling weight impact test device progress structural elements impact experiment.
However, due to the limitation of existing structure component impact experiment device own dimensions, can be by actual work in experiment
Structural elements in journey reduces by a certain percentage, this accuracy to experimental result causes harmful effect.Simultaneously as existing reality
The space that experiment device places test specimen is limited, and the operations such as the installation and test specimen to measuring instrument are fixed cause difficulty.
In short, problem existing in the prior art is：Impact test apparatus permission sample dimensions are small, and test specimen is put and measuring instrument
Device installation space is small, inconvenient for operation, as a result inaccurate.
The content of the invention
The purpose of this utility model is to provide a kind of oversize falling weight impact test device, suitable for most of prototypes
Structural elements, result of the test is accurate, and can easily measure instrument installation and test specimen fixed operation.
The technical solution for realizing the utility model aim is：
A kind of oversize falling weight impact test device, for carrying out impact test to structural test piece 4, including it is thirty years of age opposite
Left side wall 11 and right-side wall 12, further include for install jump bit release system stent 33 and bracket base 32；The branch
32 both ends of frame base are overlapped on left side 12 upper end of wall 11 and right-side wall respectively, and can be moved back and forth along left and right side wall 11,12；Institute
State that stent 33 is removable to be fixed on bracket base 32, and can be moved left and right along bracket base 32；The jump bit discharges system
It is fixed in stent 33, for hanging and discharging jump bit 37.
Compared with prior art, its remarkable advantage is the utility model：
1st, falling weight impact test can be carried out to oversize test specimen：The utility model places the stent for being provided with jump bit
It is placed into onto bracket base, then by base on side wall so that test specimen does not have to distance between by frame bottom support leg and is limited,
The distance between side wall can meet the size of most of prototype structure components, can also be parallel to side wall for slender member
Place, it is allowed to which size can be further amplified, and result of the test is accurate.
2nd, the operation such as instrument installation and test specimen fixation can easily be measured：Since bracket base can be on guide rail
It is mobile, when fixing test specimen and various measuring instruments being installed, the bracket base of top is removed, is installed after terminating again by stent
Required position is moved back into, greatly facilitates the operation of experimenter.
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
Brief description of the drawings
The dimensional structure diagram of Fig. 1 the utility model oversize falling weight impact test devices.
Fig. 2 is the front view of Fig. 1.
Fig. 3 is the right view of Fig. 1.
Fig. 4 is the top view of Fig. 1.
In figure, 1 side wall, Bridge 2 formula crane, 31a rollers, 31b guide rails, 32 bracket bases, 33 stents, 33a bases frame,
33b fixing sleeves, 34 motor, 35a first pulleys, 35b second pulleys, the 3rd pulleys of 35c, 36 electromagnetism hook, 37 jump bits, 4
Test specimen.
Embodiment
As shown in Figure 1, the utility model oversize falling weight impact test device, for being impacted to structural test piece 4
Experiment, including left side wall 11 thirty years of age opposite and right-side wall 12, further include 33 He of stent for installing jump bit release system
Bracket base 32；32 both ends of bracket base are overlapped on left side 12 upper end of wall 11 and right-side wall respectively, and can be along left and right side wall
11st, 12 move back and forth；The stent 33 is removable to be fixed on bracket base 32, and can be moved left and right along bracket base 32；Institute
State jump bit release system to be fixed in stent 33, for hanging and discharging jump bit 37.
As shown in Figure 2,3, 4, the left and right side wall 11,12 upper ends are equipped with roller 31a, and 32 both ends of bracket base are set
Have with the matched guide rail 31b of roller 31a, bracket base 32 is moved back and forth along left and right side wall 11,12.
It can be moved away when installing test specimen 4 from top, avoid hindering operation, when carrying out impact test, in that context it may be convenient to
The front and rear impact position of jump bit 37 is adjusted, and test specimen 4 need not then move.
The bracket base 32 is plane frame structure, and stent 33 is space frame structure, the boundary frame area of the stent 33
Frame 33a is matched with bracket base 32, and can be moved left and right along bracket base 32, and base frame 33a is removable by fixing sleeve 33b
It is fixed on bracket base 32.
The left and right impact position of jump bit 37 can be easily adjusted, and test specimen 4 need not then move.
Preferably,
Jump bit release system include motor 34, first pulley 35a, second pulley 35b, the 3rd pulley 35c and
Electromagnetism hook 36；
The motor 34 is installed in the middle part of 32 one end of bracket base, and the first pulley 35a is installed in the bottom of stent 33
For frame 33a close to 34 1 middle side part of motor, the second pulley 35b is installed in 33 top plate lower surface center of stent deviation electricity
34 side of motivation, the electromagnetism are linked up with 36 upper ends and are fixedly connected with the axis of the 3rd pulley 35c, and electromagnetism links up with the suspension impact of 36 lower ends
Hammer 37, further includes a traction rope, and described traction rope one end is fixed on 33 top plate lower surface center deviation motor of stent, 34 side,
The other end is wrapped in motor successively around the 3rd pulley 35c lower edges, on second pulley 35b after edge and first pulley 35a lower edges
In 34 shafts.
Preferably, bridge crane 2 is further included, 2 both ends of bridge crane are overlapped on left and right side wall 11,12 respectively
On the slide of inner side, and it can be moved back and forth along left and right side wall 11,12.
Laboratory operating procedures are：
1st, whether checkout facility device can be with normal operation, including bridge crane 2 and jump bit release system etc.；
2nd, determine 37 releasing position of 4 riding position of test specimen and jump bit, bracket base 32 is moved to away from releasing position
Place, is on the one hand to security consideration, is on the other hand for the experiment preparation without prejudice to lower section, uses bridge crane
Impact test test specimen 4 is placed into required position, and fixing device for installing and measuring instrument by 2, is debugged；
3rd, right position of the stent 33 on bracket base 32 is adjusted, installation fixing sleeve 33b is with fixing bracket 33, adjustment punching
Bracket base 32, is then moved back and forth predetermined 37 releasing position of jump bit, 37 position of jump bit is flexible by the height of hammer 37
Adjustable, the convenient test specimen to identical size carries out the experiment of different impact positions；
4th, tested, recover the state to before testing after the test；
5th, the test data and phenomenon that collect are arranged and analyzed.
Claims (5)
- A kind of 1. oversize falling weight impact test device, for carrying out impact test to structural test piece (4), it is characterised in that：Including thirty years of age opposite left side wall (11) and right-side wall (12), the stent for installing jump bit release system is further included (33) and bracket base (32)；Bracket base (32) both ends are overlapped on left side wall (11) and right-side wall (12) upper end respectively, and can be along left and right side wall (11,12) move back and forth；The stent (33) is removable to be fixed on bracket base (32), and can be moved left and right along bracket base (32)；The jump bit release system is fixed in stent (33), for hanging and discharging jump bit (37).
- 2. falling weight impact test device according to claim 1, it is characterised in that：Left and right side wall (the 11,12) upper end is equipped with roller (31a), and bracket base (32) both ends are equipped with and roller (31a) Matched guide rail (31b), makes bracket base (32) to be moved back and forth along left and right side wall (11,12).
- 3. falling weight impact test device according to claim 1, it is characterised in that：The bracket base (32) is plane frame structure, and stent (33) is space frame structure, the base of the stent (33) Frame (33a) is matched with bracket base (32), and can be moved left and right along bracket base (32), and base frame (33a) passes through fixation (33b) is removable is fixed on bracket base (32) for set.
- 4. falling weight impact test device according to claim 3, it is characterised in that：The jump bit release system includes motor (34), first pulley (35a), second pulley (35b), the 3rd pulley (35c) and electromagnetism link up with (36)；The motor (34) is installed in the middle part of bracket base (32) one end, and the first pulley (35a) is installed in stent (33) Base frame (33a) be installed in stent (33) top plate following table close to motor (34) one middle side part, the second pulley (35b) Motor (34) side is inclined at face center, and electromagnetism hook (36) upper end is fixedly connected with the axis of the 3rd pulley (35c), electromagnetism (36) lower end suspension jump bit (37) is linked up with, further includes a traction rope, described traction rope one end is fixed under stent (33) top plate Centre of surface deviates motor (34) side, and the other end is successively around edge in the 3rd pulley (35c) lower edge, second pulley (35b) After first pulley (35a) lower edge, it is wrapped in motor (34) shaft.
- 5. falling weight impact test device according to claim 1, it is characterised in that：Bridge crane (2) is further included, bridge crane (2) both ends are overlapped on the inside of left and right side wall (11,12) respectively On slide, and it can be moved back and forth along left and right side wall (11,12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721295566.7U CN207300531U (en) | 2017-10-10 | 2017-10-10 | Oversize falling weight impact test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721295566.7U CN207300531U (en) | 2017-10-10 | 2017-10-10 | Oversize falling weight impact test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207300531U true CN207300531U (en) | 2018-05-01 |
Family
ID=62413516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721295566.7U Active CN207300531U (en) | 2017-10-10 | 2017-10-10 | Oversize falling weight impact test device |
Country Status (1)
| Country | Link |
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| CN (1) | CN207300531U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107560818A (en) * | 2017-10-10 | 2018-01-09 | 中国人民解放军陆军工程大学 | Oversize falling weight impact test device |
| CN109781552A (en) * | 2019-03-01 | 2019-05-21 | 中国飞机强度研究所 | Multiple degrees of freedom impact test apparatus for Composite Panels test |
-
2017
- 2017-10-10 CN CN201721295566.7U patent/CN207300531U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107560818A (en) * | 2017-10-10 | 2018-01-09 | 中国人民解放军陆军工程大学 | Oversize falling weight impact test device |
| CN109781552A (en) * | 2019-03-01 | 2019-05-21 | 中国飞机强度研究所 | Multiple degrees of freedom impact test apparatus for Composite Panels test |
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