CN207408065U - A kind of horizontal impact trolley - Google Patents
A kind of horizontal impact trolley Download PDFInfo
- Publication number
- CN207408065U CN207408065U CN201720494532.4U CN201720494532U CN207408065U CN 207408065 U CN207408065 U CN 207408065U CN 201720494532 U CN201720494532 U CN 201720494532U CN 207408065 U CN207408065 U CN 207408065U
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- CN
- China
- Prior art keywords
- car body
- gravity
- impact
- traveling wheel
- horizontal impact
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model is related to apparatus for impact testing technical fields, refer specifically to a kind of horizontal impact trolley；Including hollow car body, the car body is interconnected to constitute symmetrical tetrahedral structure by bottom plate, backboard and two side plates, and the front end of two side plates is bent with assembling folding inwardly, and assembling folding is equipped with several preformed holes；Traveling wheel group is equipped on two side plates of the car body, the backboard of car body is equipped with gravity adjusting device；The utility model is rational in infrastructure, and traveling wheel is mounted on the height center of gravity of car body, and the resultant direction that impact head generates is made to be in sustained height with body gravity, turns over situation after avoiding car body when hitting, improves the stability of car body；Ice matter impact head can be loaded directly in body construction, steel impact head can be installed by the preformed hole of front end, by counterweight adjusting the center of gravity of car body is made to be on longitudinal screw, consequently facilitating the control of position of centre of gravity, the smaller impact experiment data of error can be obtained, improve the accuracy of experimental data measurement.
Description
Technical field
The utility model is related to apparatus for impact testing technical fields, refer specifically to a kind of horizontal impact trolley.
Background technology
Since the structure problem of instantaneous strong nonlinearity is excessively complicated, the result of theoretical analysis and numerical method generally requires reality
It tests to verify.Actual collision phenomenon need to carry out experimental study by large-scale model, and therefore, this experiment is a kind of extremely expensive breaks
Bad property is tested, and simulated cost is high, and time is long.And the relative inexpensiveness of the impact test of small scale, there are reliable results
And the characteristics of directly perceived, repeatability is strong, it is then very extensive in the application of engineering and scientific domain, be current naval vessel collision with it is stranded
The indispensable means of testing in one, field.
Experimental facilities for carrying out horizontal impact experiment generally comprises track, fixture and impact vehicle three, punching therein
It is as the impacting body for carrying impact head and offer impact kinetic energy to hit vehicle；It is existing impact bassinet structure it is more single, specific aim compared with
By force, it is difficult to meet the impact test demand under multiple types, the complicated scale of construction.Therefore, the prior art has yet to be improved and developed.
Utility model content
The purpose of this utility model is that the defects of for the prior art and deficiency, provide it is a kind of it is rational in infrastructure, can load
Ice matter or steel impact head, center of gravity be adjustable, using flexible, the accurate horizontal impact trolley of test.
To achieve these goals, the utility model uses following technical scheme：
A kind of horizontal impact trolley described in the utility model, including hollow car body, the car body by bottom plate, backboard and
Two side plates are interconnected to constitute symmetrical tetrahedral structure, and the front end face of car body and upper surface are set for opening；Described two
The front end of a side plate is bent with assembling folding inwardly, and assembling folding is equipped with several preformed holes；Two sides of the car body
Several traveling wheel groups are equipped on plate, the backboard of car body is equipped with gravity adjusting device.
According to above scheme, the rear end of the side plate is equipped with otic placode, and one group of traveling wheel group is equipped on side plate and otic placode, and
Two groups of traveling wheel groups are in the height center of gravity of car body.
According to above scheme, the traveling wheel group includes trundle and side wheel, and side wheel is arranged on the outside of trundle, and side wheel
It is connected respectively by shaft with car body with trundle.
According to above scheme, the gravity adjusting device includes longitudinal screw and counterweight, and the backboard of car body is equipped with screw thread
Pedestal, the front end of longitudinal screw are fixedly connected with screw base, and counterweight is sleeved on longitudinal screw, and the front and rear sides of counterweight point
It She You not fixing nut.
According to above scheme, the rear end of the longitudinal screw is equipped with threaded end, and threaded end is equipped with steel disc.
According to above scheme, hoisting ring is equipped on the upper end of the side plate and the bottom surface of bottom plate.
The utility model has the beneficial effect that：The utility model is rational in infrastructure, and car body is set for symmetrical structure, and traveling wheel group is set
In the height center of gravity of car body, the resultant direction that impact head generates is made to be in sustained height with body gravity, car body is avoided to hit
Situation is turned over after when hitting；The both sides of idler wheel are provided with the side wheel with track cooperation, and it is steady in high speed motions to improve car body
It is qualitative；Ice matter impact head can be loaded directly in body construction, and steel impact head can be installed by the preformed hole of front end, pass through weight
Code, which is adjusted, makes the center of gravity of car body be on longitudinal screw, consequently facilitating the control of position of centre of gravity, in shock response, geometric center
The influence of place's elastic wave of point cancels each other, and it is smaller can to obtain error for measuring apparatus such as installation acceleration transducer at this
Impact experiment data, the geometrical symmetry of body construction improve the accuracy of experimental data measurement.
Description of the drawings
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is another viewing angle constructions schematic diagram of Fig. 1；
Fig. 3 is structure diagram when car body loads ice matter impact head status；
Fig. 4 is the shock torque decomposition texture schematic diagram of the utility model.
In figure：
1st, car body；2nd, otic placode；3rd, gravity adjusting device；4th, track；5th, impact head；11st, bottom plate；12nd, backboard；13rd, side
Plate；14th, folding is assembled；15th, preformed hole；16th, hoisting ring；21st, side wheel；22nd, trundle；31st, longitudinal screw；32nd, counterweight；33、
Screw base；34th, fixing nut；35th, threaded end；36th, steel disc；37th, striking face.
Specific embodiment
The technical solution of the utility model is illustrated with embodiment below in conjunction with the accompanying drawings.
As shown in Figs 1-4, a kind of horizontal impact trolley described in the utility model, including hollow car body 1, the car body
1 is interconnected to constitute symmetrical tetrahedral structure by bottom plate 11, backboard 12 and two side plates 13, and the front end face of car body 1 and upper
End face is set for opening；The front end of described two side plates 13 is bent with assembling folding 14 inwardly, and assembling folding 14 is equipped with
Several preformed holes 15；Several traveling wheel groups are equipped on two side plates 13 of the car body 1, the backboard 12 of car body 1 is equipped with weight
Heart regulating device 3；For the car body 1 for loading ice matter of different shapes or steel impact head 5, Fig. 1 is logical for ice matter impact head 5
It crosses adapter structure to be inlaid on car body 1, the rum point of 5 front end of impact head is on the height center of gravity extension line of car body 1, and steel rushes
Tapping the head 5 can be assemblied in by preformed hole 15 on car body 1；The car body 1 passes through 3 center-of-gravity regulating of gravity adjusting device and center of gravity position
Put, protect the stability of positive car body 1 in operation, meet different weight, the shock-testing demand of material, improve test flexibility and
Accuracy.
The rear end of the side plate 13 is equipped with otic placode 2, and one group of traveling wheel group, and two groups of rows are equipped on side plate 13 and otic placode 2
Wheel group is walked to be in the height center of gravity of car body 1；Resultant direction and 1 center of gravity of car body that the 1 front end impact head 5 of car body is subject to etc.
Height, and the torque arm length between rum point and traveling wheel group is very short, and feelings are turned over after car body 1 caused by can effectively preventing impact force
Condition；As shown in figure 4, the F that makes a concerted effort of impact force1A points are acted on, A points and the center of gravity G points of car body 1 are located in same horizontal line, vehicle
Point of rotation when body 1 is subjected to impact is B points, so that acts on the impact force arm of force L on car body 12Much smaller than car body 1 certainly
The gravity arm of force L of body1, can effectively prevent the excessive situation for causing to turn over after impact trolley of impact force.
The traveling wheel group includes trundle 22 and side wheel 21, and side wheel 21 is arranged on the outside of trundle 22, and 21 He of side wheel
Trundle 22 is connected respectively by shaft with car body 1；As shown in figure 3, traveling wheel group is connected by trundle 22 and 4 idler wheel of track
It connects, and side wheel 21 is rotatable in the outside of track 4, so that car body 1 keeps stablizing in high speed traveling process, avoids car body 1
It is lateral rock and de-orbit 4 situation.
The gravity adjusting device includes longitudinal screw 31 and counterweight 32, and the backboard 12 of car body 1 is equipped with screw base 33,
The front end of longitudinal screw 31 is fixedly connected with screw base 33, and counterweight 32 is sleeved on longitudinal screw 31, and counterweight 32 is front and rear
Both sides are respectively equipped with fixing nut 34；Rum point, 1 height focus point of car body and the longitudinal screw 31 of the impact head 5 are same
On horizontal line, by adjusting position of the counterweight 32 on longitudinal screw 31, the whole operation center of gravity of car body 1 can be adjusted, simultaneously
Make the weight that each traveling wheel group is born consistent, further improve stability and measuring accuracy of the impact vehicle in test.
The rear end of the longitudinal screw 31 is equipped with threaded end 35, and threaded end 35 is equipped with steel disc 36, the steel
Rounding disk 36 can be used as electromagnet suction unit.
Hoisting ring 16 is equipped on the upper end of the side plate 13 and the bottom surface of bottom plate 11, is sling convenient for vehicle will be impacted, is carried out
Installation, weight measurement, barycenter position measurement etc..
The above is only the better embodiment of the utility model, therefore all according to described in the utility model patent application range
The equivalent change or modification done of construction, feature and principle, be included in the utility model patent application range.
Claims (6)
1. a kind of horizontal impact trolley, including hollow car body（1）, it is characterised in that：The car body（1）By bottom plate（11）, the back of the body
Plate（12）With two side plates（13）It is interconnected to constitute symmetrical tetrahedral structure, and car body（1）Front end face and upper surface be
Opening is set；Described two side plates（13）Front end be bent with assembling folding inwardly（14）, assemble folding（14）It is equipped with
Several preformed holes（15）；The car body（1）Two side plates（13）On be equipped with several traveling wheel groups, car body（1）Backboard
（12）It is equipped with gravity adjusting device（3）.
2. horizontal impact trolley according to claim 1, it is characterised in that：The side plate（13）Rear end be equipped with otic placode
（2）, side plate（13）And otic placode（2）On be equipped with one group of traveling wheel group, and two groups of traveling wheel groups are in car body（1）Height weight
In the heart.
3. horizontal impact trolley according to claim 2, it is characterised in that：The traveling wheel group includes trundle（22）With
Side wheel（21）, side wheel（21）Arranged on trundle（22）Outside, and side wheel（21）And trundle（22）Pass through shaft and vehicle respectively
Body（1）Connection.
4. horizontal impact trolley according to claim 1, it is characterised in that：The gravity adjusting device includes longitudinal screw
（31）And counterweight（32）, car body（1）Backboard（12）It is equipped with screw base（33）, longitudinal screw（31）Front end and screw thread base
Seat（33）It is fixedly connected, counterweight（32）It is sleeved on longitudinal screw（31）On, and counterweight（32）Front and rear sides be respectively equipped with fixation
Nut（34）.
5. horizontal impact trolley according to claim 4, it is characterised in that：The longitudinal screw（31）Rear end be equipped with spiral shell
Line end（35）, threaded end（35）It is equipped with steel disc（36）.
6. horizontal impact trolley according to claim 1, it is characterised in that：The side plate（13）Upper end and bottom plate（11）
Bottom surface on be equipped with hoisting ring（16）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720494532.4U CN207408065U (en) | 2017-05-05 | 2017-05-05 | A kind of horizontal impact trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720494532.4U CN207408065U (en) | 2017-05-05 | 2017-05-05 | A kind of horizontal impact trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207408065U true CN207408065U (en) | 2018-05-25 |
Family
ID=62322077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720494532.4U Expired - Fee Related CN207408065U (en) | 2017-05-05 | 2017-05-05 | A kind of horizontal impact trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207408065U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107014580A (en) * | 2017-05-05 | 2017-08-04 | 武汉理工大学 | A kind of horizontal impact dolly |
| CN110926744A (en) * | 2019-11-14 | 2020-03-27 | 北京机械设备研究所 | Test platform and test method for impact compression buffer tube of electromagnetic acceleration counterweight |
| CN110926743A (en) * | 2019-11-14 | 2020-03-27 | 北京机械设备研究所 | Test platform and test method for buffer tube impact test |
-
2017
- 2017-05-05 CN CN201720494532.4U patent/CN207408065U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107014580A (en) * | 2017-05-05 | 2017-08-04 | 武汉理工大学 | A kind of horizontal impact dolly |
| CN107014580B (en) * | 2017-05-05 | 2022-05-03 | 武汉理工大学 | Horizontal impact trolley |
| CN110926744A (en) * | 2019-11-14 | 2020-03-27 | 北京机械设备研究所 | Test platform and test method for impact compression buffer tube of electromagnetic acceleration counterweight |
| CN110926743A (en) * | 2019-11-14 | 2020-03-27 | 北京机械设备研究所 | Test platform and test method for buffer tube impact test |
| CN110926743B (en) * | 2019-11-14 | 2021-08-03 | 北京机械设备研究所 | Test platform and test method for buffer tube impact test |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180525 Termination date: 20190505 |