CN104422620A - Impact test device for impact hammer drop prevention - Google Patents
Impact test device for impact hammer drop prevention Download PDFInfo
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- CN104422620A CN104422620A CN201310395035.5A CN201310395035A CN104422620A CN 104422620 A CN104422620 A CN 104422620A CN 201310395035 A CN201310395035 A CN 201310395035A CN 104422620 A CN104422620 A CN 104422620A
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- impact
- hammer
- hollow tubular
- anticreep
- test apparatus
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Abstract
The invention discloses an impact test device for the impact hammer drop prevention. The impact test device comprises a test bottom plate, a hollow pipe, a positioning pull rod, an impact hammer and an end cover, wherein multiple pairs of through holes are formed in the pipe wall of the hollow pipe; the positioning pull rod is inserted into the through holes in the hollow pipe; the impact hammer is suspended on the positioning pull rod and is arranged inside the hollow pipe; and the end cover is assembled at the bottom end of the hollow pipe. The impact test device for the impact hammer drop prevention has the advantages that after a detection part of a to-be-detected part is impacted by the impact hammer at the first time, the impact hammer is still remained in an impact device, and when a tester hears the impact sound for the first time, the impact test device only needs to be slightly lifted, and the impact hammer is separated from the to-be-detected part, so that any part of the to-be-detected part is not impacted by the impact hammer, and the accuracy of tested data is guaranteed.
Description
Technical field
The present invention relates to lighting test unit field, particularly relate to a kind of impact test apparatus of ram hammer anticreep.
Background technology
In illumination field, particularly in various fixing illumination field, the shock resistance of light fixture is a very important reliability index, the impact hammer of the test unit of current this index of test, owing to lacking corresponding fixed sturcture, in frequent meeting ablation experiment device, thus damage test is on-the-spot, after impacting to be detected of hammers impact simultaneously, the resilience of uncertain direction can be there is, namely test site is destroyed, also there is certain danger simultaneously, particularly, impact hammer also often to upspring this position dropping to be detected again when first time impacts certain position of to be detected, thus impact the same position of to be detected of hammer repetitive shock, the result of such test is inaccurate, cause the erroneous judgement of tester.Such as Chinese patent 201020652357.5 discloses a kind of Simple impact performance testing device, it ball that falls comprising base plate, column, lifter plate and split, the upper surface vertical symmetry of described base plate is provided with the column of more than two or two, on column outer wall, cover has slide block, and slide block is provided with trip bolt; Multiple through hole is offered in the middle part of the upper surface of lifter plate, lifter plate is placed in the upper surface of slide block, when testing to be detected, fixing after lifter plate being adjusted to a suitable height, then the ball that falls is fallen from the hole lifter plate, test the impact property of to be detected., there is the resilience of uncertain direction in this impulse detection test unit, dangerous after to be detected of the pellet impact that falls, and simultaneously likely at the same position repeat impact of to be detected, causes the inaccurate of test figure.
Summary of the invention
The technical problem to be solved in the present invention is the deficiency overcoming the existence of above-mentioned prior art, and a kind of impact test apparatus of ram hammer anticreep is proposed, the impact test apparatus of this ram hammer anticreep can prevent ram hammer from coming off, and can prevent the secondary pulse of ram hammer, ensures that data are accurate.
For solving the problems of the technologies described above, the present invention proposes a kind of impact test apparatus of ram hammer anticreep, and it comprises: test base plate, can in order to carry product to be tested; Hollow tubular, longitudinal tube wall of this hollow tubular is provided with multipair through hole, and often pair of through hole has the height dimension of setting; Positioning tie bar, this positioning tie bar may correspond in a pair through hole be plugged on described hollow tubular; Impact hammer, this impact hammer can be suspended on described positioning tie bar, and it is inner to be placed in described hollow tubular; End cap, this end cap is installed in described hollow tubular bottom, and can be shelved on the top of these product to be tested, and this end cap can in order to accept this impact hammer fallen.
Wherein, the setting height scope of the multipair through hole on described hollow tubular is between 0.2 meter to 1.9 meters.
Wherein, the multipair through hole on described hollow tubular is uniformly distributed every 0.1 meter.
Described positioning tie bar comprises: bar, in the pluggable through hole on described hollow tubular of this bar; Handle, this handle and described bar affixed.
Wherein, the quality of described impact hammer is 1 kilogram.
Described ram hammer attached bag is drawn together: matrix, and this matrix is cylindrical shape; Cone, this cone is connected on a wherein end face of described matrix; Link, this link is fixedly connected on the afterbody of described cone; Tup, this tup is connected with an other end face of described matrix, the top spherically shape of this tup.
Wherein, preferred test base plate is steel matter, and its quality is greater than 50 kilograms.
Wherein, described end cap comprises: ring set, and this ring set outer wall is provided with screw thread, may correspond to the bottom being screwed onto described hollow tubular; Cover plate, a wherein end face of described ring set is located at by this cover plate.
Described cover plate protrudes from described ring set, and the external diameter of described cover plate is suitable with the external diameter of described hollow tubular.
Wherein, preferably these product to be tested are light fixture.
Compared with prior art, the present invention has following beneficial effect: the impact test apparatus of ram hammer anticreep of the present invention, allow and impact hammer after first time impacts the position of to be detected, still be retained in impact test apparatus, when tester hears primary impact sound, as long as mention impact test apparatus gently, impacting hammer will separate with to be detected, thus ensure to impact any position that hammer can not impact to be detected again, keep the accurate of test data.
Accompanying drawing explanation
Fig. 1 is the impact test apparatus one-piece construction schematic diagram of ram hammer anticreep;
Fig. 2 is the hollow tube section structural representation of the impact test apparatus of ram hammer anticreep;
Fig. 3 is the test base arrangement schematic diagram of the impact test apparatus of ram hammer anticreep;
Fig. 4 is the positioning tie bar part-structure schematic diagram of the impact test apparatus of ram hammer anticreep;
Fig. 5 A to Fig. 5 C is the ram hammer structural representation of the impact test apparatus of ram hammer anticreep, and wherein, Fig. 5 A is three-dimensional view, and Fig. 5 B is front view, and Fig. 5 C is upward view;
Fig. 6 A to Fig. 6 C is the end cap portions separation structure schematic diagram of the impact test apparatus of ram hammer anticreep, and wherein Fig. 6 A is three-dimensional view, and Fig. 6 B is front view, and Fig. 6 C is vertical view.
Wherein, description of reference numerals is as follows:
1 test base plate, 2 hollow tubulars, 21 hollow body, 22 through holes, 23 screw threads, 3 positioning tie bars, 31 round bars, 32 annulus, 4 impact hammer, 41 matrixes, 42 cones, 43 links, 44 tups, 5 end caps, 51 ring sets, 52 cover plates, 53 through holes.
Embodiment
In order to further illustrate principle of the present invention and structure, existing by reference to the accompanying drawings to a preferred embodiment of the present invention will be described in detail.
With reference to accompanying drawing 1, the impact test apparatus of this ram hammer anticreep comprises: a test base plate 1; One hollow tubular 2, this hollow tubular 2 is evenly provided with multipair circular hole; One positioning tie bar 3, this positioning tie bar 3 is plugged in the circular hole on described hollow tubular 2; One impacts hammer 4, and this impact hammer 4 is suspended on described positioning tie bar 3, and is socketed in described hollow tubular 2; One end cap 5, this end cap 5 is connected on an end face of described hollow tubular 2.Wherein, be also provided with to be detected 6 that this embodiment is tested in figure, this detection piece 6 lies in a horizontal plane on described test base plate 1, and one end being connected with end cap 5 of described hollow tubular 2 vertically presses above to be detected described 6 detected part.
With reference to accompanying drawing 2, described hollow tubular 2 comprises: a hollow body 21, and this hollow body 21 adopts hard low density material to make, meet requirement of strength on the one hand, suitably can alleviate the weight of this test unit, preferably, this hollow body adopts zinc-plated metal tube to make simultaneously; Multipair through hole 22, this multipair through hole 22 with the axial line of hollow body 21 for symmetry, on the paired tube wall being located at described hollow body 21, multiple through holes described on tube wall are straight line arrangement, by controlling the height described impact hammer 4 being suspended on through hole on hollow tubular, the requirement of different impact strength can be regulated; One screw thread 23, this screw thread 23 is located on the inwall of described close wherein one end of hollow body 21.Preferably, through hole, from 0.2 meter to 1.9 meters, is uniformly distributed a pair through hole every 0.1 meter, through hole is used for inserting positioning tie bar, tester is according to Standard Selection impact strength in kind and corresponding, and the height of fall of hammer 4 in hollow tubular 2 is impacted in adjustment, realizes the impact dynamics needed.
With reference to accompanying drawing 3, test base plate 1 is a plane hard plate, and for be detected is carried out shock-testing and provide planar table, preferably adopt steel plate to make, weight is more than 50 kilograms, and when testing, this test base plate 1 is placed in the horizontal plane.
With reference to accompanying drawing 4, positioning tie bar 3 comprises: a round bar 31, and quite, this round bar 31 is pluggable in described through hole 22 for the radius of this round bar 31 and the through hole 22 on above-mentioned hollow tubular 2; One annulus 32, this annulus 32 is fixedly connected with described round bar 31, and this annulus 32 and described round bar are in same plane, and the diameter of described round bar and this annulus is on same straight line.
With reference to accompanying drawing 5A to 5C, impact hammer 4 and comprise: a matrix 41, this matrix is cylindric; One centrum 42, this centrum 42 is connected on a wherein end face of described matrix; One link 43, this link 43 is fixedly connected on the afterbody of described centrum 42; One tup 44, this tup 44 is connected with an other end face of described matrix 41, the top spherically shape of this tup, and the radius of this tup 44 is 25 millimeters, and weight is 1 kilogram.Wherein, the round bar 31 of the positioning tie bar 3 that the radius of described link 43 is comparatively described is slightly large, this link 43 can overlap and hang on described round bar 31: described matrix 41 is in cylindric, comparatively described hollow tubular 2 internal diameter of its radius is slightly little, this matrix 41 can be socketed in described hollow tubular 2, and can expeditely slide in described hollow tubular 2.
With reference to accompanying drawing 6A to 6C, end cap 5 comprises: a ring set 51, and this ring set outer wall is provided with screw thread; One cover plate 52, this cover plate 52 extends from the end face of described ring set 51; One through hole 53, this through hole is located at the end that described boss 52 is connected with ring set 51.Wherein, screw thread 23 on screw thread on described ring set 51 outer wall and above-mentioned hollow tubular 2 one end inwall matches, this end cap can be socketed on described hollow tubular by helicitic texture, the more described ring set of length of the tup part of described impact hammer will be grown, when impacting hammer and falling, tup directly contacts with to be detected by through hole 53, and hypophysis can be limited by the height of ring set, with slip-off preventing; Another embodiment is, described through hole 53 can not exist, and namely cover plate is an entity structure, impact hammer like this and directly act on described cover plate, and indirectly-acting is in be detected.
The impact test apparatus use procedure of this ram hammer anticreep is as follows:
The first step, first places in the horizontal plane by test base plate 1, is then placed on this test base plate 1 by be detected;
Second step, according to the impact strength of the test specimen required in advance, is suspended in the through hole at corresponding height place in hollow tubular 2 by impact hammer 4 by positioning tie bar 3, then end cap 5 is connected to hollow tubular 2 one end;
3rd step, be vertically placed on to be detected position to be detected by impacting the hollow tubular 2 placed of hammer, then extraction positioning tie bar 3, makes impact hammer 4 vertical drop.
4th, take hollow tubular 2 away, detection record test findings.
These are only better possible embodiments of the present invention, not limit the scope of the invention, all utilizations instructions of the present invention and the change of the equivalent structure done by accompanying drawing content, be all included in protection scope of the present invention.
Claims (10)
1. an impact test apparatus for ram hammer anticreep, is characterized in that, comprising: test base plate, can in order to carry product to be tested; Hollow tubular, longitudinal tube wall of this hollow tubular is provided with multipair through hole, and often pair of through hole has the height dimension of setting; Positioning tie bar, this positioning tie bar may correspond in a pair through hole be plugged on described hollow tubular; Impact hammer, this impact hammer can be suspended on described positioning tie bar, and it is inner to be placed in described hollow tubular; End cap, this end cap is installed in described hollow tubular bottom, and can be shelved on the top of these product to be tested, and this end cap can in order to accept this impact hammer fallen.
2. the impact test apparatus of ram hammer anticreep as claimed in claim 1, it is characterized in that, the setting height scope of the multipair through hole on described hollow tubular is between 0.2 meter to 1.9 meters.
3. the impact test apparatus of ram hammer anticreep as claimed in claim 2, it is characterized in that, the multipair through hole on described hollow tubular is uniformly distributed every 0.1 meter.
4. the impact test apparatus of ram hammer anticreep as claimed in claim 1, it is characterized in that, described positioning tie bar comprises: bar, in the pluggable through hole on described hollow tubular of this bar; Handle, this handle and described bar affixed.
5. the impact test apparatus of ram hammer anticreep as claimed in claim 1, it is characterized in that, the quality of described impact hammer is 1 kilogram.
6. the impact test apparatus of ram hammer anticreep as claimed in claim 5, it is characterized in that, described ram hammer attached bag is drawn together: matrix, and this matrix is cylindrical shape; Cone, this cone is connected on a wherein end face of described matrix; Link, this link is fixedly connected on the afterbody of described cone; Tup, this tup is connected with an other end face of described matrix, the top spherically shape of this tup.
7. the impact test apparatus of ram hammer anticreep as claimed in claim 1, is characterized in that, test base plate is steel matter, and its quality is greater than 50 kilograms.
8. the impact test apparatus of ram hammer anticreep as claimed in claim 1, it is characterized in that, described end cap comprises: ring set, and this ring set outer wall is provided with screw thread, may correspond to the bottom being screwed onto described hollow tubular; Cover plate, a wherein end face of described ring set is located at by this cover plate.
9. the impact test apparatus of ram hammer anticreep as claimed in claim 8, it is characterized in that, described cover plate protrudes from described ring set, and the external diameter of described cover plate is suitable with the external diameter of described hollow tubular.
10. the impact test apparatus of ram hammer anticreep as claimed in claim 1, it is characterized in that, these product to be tested are light fixture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310395035.5A CN104422620A (en) | 2013-09-03 | 2013-09-03 | Impact test device for impact hammer drop prevention |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310395035.5A CN104422620A (en) | 2013-09-03 | 2013-09-03 | Impact test device for impact hammer drop prevention |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104422620A true CN104422620A (en) | 2015-03-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310395035.5A Pending CN104422620A (en) | 2013-09-03 | 2013-09-03 | Impact test device for impact hammer drop prevention |
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| CN (1) | CN104422620A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108444845A (en) * | 2018-06-05 | 2018-08-24 | 慈溪市远辉照明电器有限公司 | A kind of impact test apparatus of lampshade |
| CN113324857A (en) * | 2021-05-28 | 2021-08-31 | 长安大学 | Freeze-broken hook for heavy hammer drop weight impact test device and use method |
| CN114739839A (en) * | 2022-06-09 | 2022-07-12 | 深圳市骏鼎达新材料股份有限公司 | Test equipment for impact test and use method thereof |
-
2013
- 2013-09-03 CN CN201310395035.5A patent/CN104422620A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108444845A (en) * | 2018-06-05 | 2018-08-24 | 慈溪市远辉照明电器有限公司 | A kind of impact test apparatus of lampshade |
| CN113324857A (en) * | 2021-05-28 | 2021-08-31 | 长安大学 | Freeze-broken hook for heavy hammer drop weight impact test device and use method |
| CN113324857B (en) * | 2021-05-28 | 2023-03-28 | 长安大学 | Freeze-broken hook for heavy hammer drop weight impact test device and use method |
| CN114739839A (en) * | 2022-06-09 | 2022-07-12 | 深圳市骏鼎达新材料股份有限公司 | Test equipment for impact test and use method thereof |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150318 |
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| WD01 | Invention patent application deemed withdrawn after publication |