CN211576512U - Camera fixing device for simulation crash test - Google Patents
Camera fixing device for simulation crash test Download PDFInfo
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- CN211576512U CN211576512U CN202020517198.1U CN202020517198U CN211576512U CN 211576512 U CN211576512 U CN 211576512U CN 202020517198 U CN202020517198 U CN 202020517198U CN 211576512 U CN211576512 U CN 211576512U
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Abstract
The utility model provides a camera fixing device for a simulation crash test, which comprises a base, an upper supporting piece, a lower supporting piece, a locking component, a sliding piece and a horizontal limiting piece; the lower supporting piece can be vertically and rotatably arranged on the base; the locking assembly is used for locking or unlocking the relative rotation between the lower support and the base; the lower supporting piece is provided with an arc-shaped groove; the upper supporting piece is provided with a first connecting hole; the sliding part penetrates through the first connecting hole, is slidably arranged in the arc-shaped groove and is connected with the horizontal limiting part. The pitching angle adjustment and the vertical stability of the camera are realized through the base, the lower support and the locking assembly; when the horizontal limiting piece unlocks the relative rotation of the upper support piece and the lower support piece, the upper support piece can be horizontally rotated relative to the lower support piece, the horizontal angle stepless adjustment of the camera is realized, and when the horizontal limiting piece locks the upper support piece and the lower support piece, the upper support piece and the lower support piece are relatively fixed; the camera is guaranteed to be adjustable in pitching and horizontal angles on the basis of reliably fixing the camera, and the camera is simple in structure, convenient to operate and high in practicability.
Description
Technical Field
The utility model belongs to car safety experiment field especially relates to camera fixing device for simulation bump test.
Background
With the increase of the automobile holding capacity, people pay more and more attention to the safety performance of automobiles. The simulation of a crash test (i.e., a sliding table test) is an important test method for studying the safety of automobiles. Compared with the real vehicle collision test, the simulation collision test can develop and verify the automobile safety parts and systems more quickly, and the application in the automobile safety development is wider and wider.
In the process of simulating the collision test, a high-speed camera (camera for short) is required to capture details of a process of collision instant occurrence, such as a motion posture of a collision dummy, deployment of an airbag and the like, so that the camera needs to be fixed on a sliding table to move together. Because the collision emergence in-process can produce huge impact force, very easily arouse that the camera takes place to shake or even drop, can't satisfy the complete clear requirement of gathering image information to influence and verify the effect, so the fastness that camera and slip table are fixed is first and second. In addition, the focused areas of the cameras concerned in each test are different in change, so that the device for fixing the cameras is beneficial to adjusting the visual field position and the pitching angle of the camera shooting, and special requirements of automobile safety technology development and verification are met.
The existing camera fixing device for simulating the collision test is in triangular hinged connection with a base and a fixed seat through an adjustable gear rack supporting frame, wherein the gear rack supporting frame comprises a rack, a gear, a locking device, a supporting frame, a handle and the like; this current scheme has the structure complicacy, and processing and maintenance cost are high, and takes place the structure failure easily in actual bump test in-process, and the camera takes place to rock easily or damages (the steadiness of camera is not good enough promptly), can not adjust the horizontal angle of camera (the angle modulation effect of camera is not good enough promptly).
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: to current scheme structure complicacy, to the steadiness and the not good enough problem of angle modulation effect of camera, provide a simulation camera fixing device for bump test.
In order to solve the above technical problem, an embodiment of the present invention provides a camera fixing device for a simulated crash test, including a base, an upper supporting member, a lower supporting member, a locking assembly, a sliding member, and a horizontal limiting member;
the base is used for being mounted on the sliding table for the simulated collision test, and the lower supporting piece is vertically and rotatably arranged on the base; the locking assembly is used for locking or unlocking the relative rotation between the lower support and the base;
the lower support piece is provided with an arc-shaped groove;
the upper supporting piece is used for fixing a camera and is provided with a first connecting hole;
the sliding piece penetrates through the first connecting hole and is arranged in the arc-shaped groove in a sliding manner, so that the upper supporting piece can horizontally rotate relative to the lower supporting piece; the horizontal limiting part is used for locking or unlocking the relative rotation between the upper supporting part and the lower supporting part.
Optionally, the locking assembly includes a rotating shaft and a vertical limiting member;
the lower supporting piece is provided with a second connecting hole, and the base is provided with a third connecting hole;
the rotating shaft penetrates through the second connecting hole and the third connecting hole, so that the lower supporting piece can vertically rotate relative to the base, and the vertical limiting piece is used for locking or unlocking the lower supporting piece and the relative rotation between the bases.
Optionally, the lower supporting member includes a lower supporting plate and a lower lug arranged on the lower side of the lower supporting plate, the arc-shaped groove is arranged on the lower supporting plate, and the second connecting hole is arranged on the lower lug; the base comprises a bottom plate and an upper lug arranged on the upper side of the bottom plate, and the third connecting hole is formed in the upper lug.
Optionally, the number of the upper lug, the lower lug, the rotating shaft and the vertical limiting piece is two; the two upper lugs are respectively attached to one lower lug, the rotating shaft is connected between the upper lug and the lower lug which are attached to each other, and the rotating shaft is locked through one vertical limiting part.
Optionally, the base further includes a conical boss disposed at the bottom of the base plate and used for inserting the sliding table.
Optionally, a fourth connecting hole is formed in the bottom plate, and the fourth connecting hole is used for allowing a connecting bolt to fix the bottom plate to the sliding table.
Optionally, the upper supporting piece and the lower supporting plate are circular plates and are coaxially attached to each other.
Optionally, the two arc-shaped grooves are symmetrically distributed relative to the central axis plane of the circular plate.
Optionally, at least one of the arcuate slots corresponds to two of the sliding members.
Optionally, the sliding member is a first bolt, the horizontal limiting member is a first nut, the first bolt is connected to the first nut, the upper supporting member can horizontally rotate relative to the lower supporting member when the first nut is loosened, and the upper supporting member and the lower supporting member are relatively fixed when the first nut is tightened;
the pivot is the second bolt, vertical locating part is the second nut, the second bolt with the second nut is connected, unscrews during the second nut support piece can for down the vertical rotation of base, screw up during the second nut support piece with the base relatively fixed down.
Optionally, a threaded hole is formed in the upper support member, and the threaded hole is used for fixing a camera on the upper support member by a fastening screw; the first connecting hole is a counter bore which penetrates through the upper supporting piece from top to bottom.
The embodiment of the utility model provides a camera fixing device for simulation bump test, through base, under bracing piece and locking Assembly realize the every single move angle adjustment of camera and the camera that adjusts is firm in the vertical direction; the first connecting hole and the arc-shaped groove not only play a role in limiting the sliding part and enabling the sliding part to be matched with the horizontal limiting part to position the upper supporting part and the lower supporting part, but also play a role in guiding the relative rotation of the upper supporting part and the lower supporting part by matching the sliding part, when the horizontal limiting part unlocks the relative rotation of the upper supporting part and the lower supporting part, the sliding part can slide in the arc-shaped groove, so that the upper supporting part can be horizontally rotated relative to the lower supporting part, the horizontal angle stepless adjustment of the camera is realized, after the horizontal angle of the camera is adjusted, the horizontal limiting part locks the upper supporting part and the lower supporting part, the relative fixation of the upper supporting part and the lower supporting part can be ensured; thereby guarantee on the basis of reliably fixing the camera, realize that camera every single move and horizontal angle are all adjustable, prevent effectively that the camera from taking place to shake and damaging in the simulation bump test, guarantee that the image information that the camera was gathered is complete clear to for the development of car safety spare part and system and verify provide powerful data support, simple structure, the simple operation, the practicality is stronger.
Drawings
Fig. 1 is a schematic structural view of a camera fixing device for a simulated crash test provided in an embodiment of the present invention;
FIG. 2 is a schematic structural view of the upper support member of FIG. 1;
FIG. 3 is a schematic structural view of the lower support member of FIG. 1;
FIG. 4 is a schematic structural view of the base of FIG. 1;
FIG. 5 is a schematic view of the structure of FIG. 4 from another perspective;
the reference numerals in the specification are as follows:
1. an upper support member; 11. a first connection hole; 12. a threaded hole;
2. a lower support; 21. a lower support plate; 211. an arc-shaped slot; 22. a lower lug; 221. a second connection hole;
3. a base; 31. a base plate; 311. a fourth connection hole; 32. an upper lug; 321. a third connection hole; 33. a conical boss.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
As shown in fig. 1 to 3, a camera fixing device for a simulation crash test provided in an embodiment of the present invention includes a base 3, an upper supporting member 1, a lower supporting member 2, a locking assembly, a sliding member and a horizontal limiting member, wherein the sliding member and the horizontal limiting member are not shown in the drawings;
the base 3 is used for being mounted on a sliding table for a simulation collision test, and the lower support 2 is vertically and rotatably arranged on the base 3; the locking assembly is used for locking or unlocking the relative rotation between the lower support 2 and the base 3;
the lower support piece 2 is provided with an arc-shaped groove 211;
the upper supporting piece 1 is used for fixing a camera, and a first connecting hole 11 is formed in the upper supporting piece 1;
the sliding part penetrates through the first connecting hole 11 and is arranged in the arc-shaped groove 211 in a sliding manner, so that the upper support part 1 can horizontally rotate relative to the lower support part 2; the horizontal limiting member is used for locking or unlocking the relative rotation between the upper support member 1 and the lower support member 2.
During the use, install base 3 on the slip table for the simulation bump test, be fixed in the camera on upper strut piece 1.
Compared with the prior art, the camera fixing device for the simulation crash test provided by the embodiment of the utility model realizes the pitching angle adjustment of the camera and the vertical fixation of the adjusted camera through the base 3, the lower supporting piece 2 and the locking component; the first connecting hole 11 and the arc-shaped groove 211 play roles of limiting the sliding part, and enabling the sliding part to be matched with the horizontal limiting part to position the upper supporting part 1 and the lower supporting part 2, and also play roles of guiding the relative rotation of the upper supporting part 1 and the lower supporting part 2 by being matched with the sliding part, when the horizontal limiting part unlocks the relative rotation of the upper supporting part 1 and the lower supporting part 2, the sliding part can slide in the arc-shaped groove 211, so that the upper supporting part 1 can be horizontally rotated relative to the lower supporting part 2, the stepless adjustment of the horizontal angle of the camera is realized, and after the horizontal angle of the camera is adjusted, the horizontal limiting part locks the upper supporting part 1 and the lower supporting part 2, and the relative fixation of the upper supporting; thereby guarantee on the basis of reliably fixing the camera, realize that camera every single move and horizontal angle are all adjustable, prevent effectively that the camera from taking place to shake and damaging in the simulation bump test, guarantee that the image information that the camera was gathered is complete clear to for the development of car safety spare part and system and verify provide powerful data support, simple structure, the simple operation, the practicality is stronger.
Specifically, the arc-shaped groove 211 may be provided in one, and in order to increase the reliability of the connection between the upper support 1 and the lower support 2 and the stability of rotation, it is preferable that the arc-shaped groove 211 is provided in plurality; each of the arc-shaped slots 211 may correspond to one first connection hole 11, and in order to increase the reliability and the stability of the rotation of the connection between the upper support 1 and the lower support 2, it is preferable that each of the arc-shaped slots 211 corresponds to a plurality of first connection holes 11, so that a plurality of sliding members are slidably disposed in each of the arc-shaped slots 211. In fig. 3, the lower support 2 is provided with two arc-shaped slots 211, and each arc-shaped slot 211 corresponds to two first connection holes 11 in fig. 2.
In an embodiment, the sliding member is a first bolt, the horizontal position-limiting member is a first nut, the first bolt is connected to the first nut, the upper supporting member 1 can horizontally rotate relative to the lower supporting member 2 when the first nut is loosened, and the upper supporting member 1 and the lower supporting member 2 are relatively fixed when the first nut is tightened.
The first connecting hole 11 and the arc-shaped groove 211 play roles of limiting a first bolt and positioning the upper support member 1 and the lower support member 2 by matching the first bolt with a first nut, and guiding relative rotation of the upper support member 1 and the lower support member 2 by matching the first bolt, when the first nut is in a loosening state, the upper support member 1 can be horizontally rotated relative to the lower support member 2 because the first bolt can slide in the arc-shaped groove 211, thereby realizing stepless adjustment of the horizontal angle of the camera, and after the horizontal angle of the camera is adjusted, the first nut is screwed down, so that the relative fixation of the upper support member 1 and the lower support member 2 can be ensured; therefore, the camera can be reliably fixed, the pitching and horizontal angles of the camera can be adjusted, the structure is simple, and the operation is convenient and fast.
In one embodiment, as shown in fig. 1, 3 and 4, the locking assembly includes a rotating shaft and a vertical limiting member;
a second connecting hole 221 is formed in the lower support member 2, and a third connecting hole 321 is formed in the base 3;
the rotating shaft penetrates through the second connecting hole 221 and the third connecting hole 321, so that the lower support member 2 can vertically rotate relative to the base 3, and the vertical limiting member is used for locking or unlocking the relative rotation between the lower support member 2 and the base 3.
Second connecting hole 221 and third connecting hole 321, play the effect that supplies pivot cooperation vertical locating part location support piece 2 and base 3 down, when support piece 2 and base 3 under the unblock of vertical locating part, can be for base 3 vertical rotation support piece 2 down, thereby realize the pitching angle infinitely variable control of camera, after the pitching angle of camera has been adjusted, support piece 2 and base 3 under the vertical locating part locking, can guarantee support piece 2 and base 3's relatively fixed down, make the camera firm in vertical direction, satisfy the demand of gathering image information among the simulation bump test (can be with the image information under obtaining different angles and position), moreover, the steam generator is simple in structure, and the operation is convenient.
Specifically, one or more sets of second connection holes 221 and third connection holes 321 may be provided, each set of second connection holes 221 and third connection holes 321 including one second connection hole 221 and one third connection hole 321, and in order to increase the reliability and rotational stability of the connection between the lower support 2 and the base 3, it is preferable to provide multiple sets of second connection holes 221 and third connection holes 321, and it is more preferable to provide two sets of second connection holes 221 and third connection holes 321 (as shown in fig. 3 and 4), which not only simplifies the structure, but also ensures the structural stability.
In an embodiment, the rotating shaft is a second bolt, the vertical position-limiting member is a second nut, the second bolt is connected with the second nut, the lower supporting member 2 can vertically rotate relative to the base 3 when the second nut is loosened, and the lower supporting member 2 and the base 3 are relatively fixed when the second nut is tightened.
When the second nut is in the state of unscrewing, support piece 2 under can rotating for base 3 is vertical to realize the pitch angle infinitely variable control of camera, after adjusting the pitch angle of camera, screw up the second nut, can guarantee support piece 2 and base 3's relatively fixed down, make the camera firm in vertical direction, simple structure, simple operation.
In one embodiment, as shown in fig. 1, 3 and 4, the lower support 2 includes a lower support plate 21 and a lower lug 22 provided on the lower side of the lower support plate 21; the arc-shaped groove 211 is arranged on the lower supporting plate 21, and the second connecting hole 221 is arranged on the lower lug 22; the base 3 includes a bottom plate 31 and an upper lug 32 provided on an upper side of the bottom plate 31, and the third coupling hole 321 is provided on the upper lug 32. Simplify the structure of support piece 2 and base 3 down, be convenient for down support piece 2 and base 3's rotation be connected, avoid simultaneously down support piece 2 and base 3 to take place to rotate between and interfere, be convenient for adjust the every single move angle of camera, still be convenient for down support piece 2 and upper support piece 1 is connected.
In one embodiment, as shown in fig. 1, 3 and 4, the upper lug 32, the lower lug 22, the rotating shaft and the vertical limiting member are provided in two; the two upper lugs 32 are respectively attached to one lower lug 22, and a rotating shaft is connected between the attached upper lug 32 and the attached lower lug 22 and is locked by a vertical limiting piece. Simple structure guarantees the reliability of being connected between lower support piece 2 and base 3 and the stationarity of relative rotation.
In one embodiment, as shown in fig. 5, the base 3 further includes a conical boss 33 provided at the bottom of the bottom plate 31 and used for inserting the slide table. The conical boss 33 is arranged, so that the base 3 and the sliding table can be conveniently positioned.
Specifically, the conical projection 33 may be provided as one, and for better positioning, it is preferable that the conical projection 33 be provided as a plurality.
In an embodiment, as shown in fig. 1, 3 and 4, a fourth connecting hole 311 is provided on the bottom plate 31, and the fourth connecting hole 311 is used for a connecting bolt to fix the bottom plate 31 on the sliding table; the fourth connection hole 311 is provided to facilitate fixing of the bottom plate 31 to the slide table by a connection bolt.
Specifically, the fourth connection hole 311 may be provided as one, and in order to increase the connection reliability of the bottom plate 31 and the slide table, it is preferable that the fourth connection hole 311 is provided as a plurality.
In an embodiment, as shown in fig. 1, 3 and 4, the upper supporting member 1 and the lower supporting plate 21 are both circular plates and are coaxially attached to each other, which is beneficial to maintaining the stability of the center of gravity, and the contact area between the upper supporting member 1 and the lower supporting plate 21 is not changed, so as to improve the rotation stability, and on the other hand, the circumferential side has no protruding edge angle, so as to increase the use safety.
In one embodiment, as shown in fig. 3, the two arc-shaped slots 211 are symmetrically distributed with respect to the central axis plane of the circular plate, so that the structure is simple, and the connection between the upper support 1 and the lower support 2 is more reliable and the rotation is more stable.
In one embodiment, as shown in fig. 1 to 3, at least one arc-shaped slot 211 corresponds to two sliding parts, which is more beneficial to increase the reliability and rotational smoothness of the connection between the upper support 1 and the lower support 2.
In one embodiment, as shown in fig. 1 and fig. 2, a threaded hole 12 is formed on the upper support 1, and the threaded hole 12 is used for a fastening screw to fix the camera on the upper support 1; the first connection hole 11 is a countersunk hole penetrating the upper support 1 from top to bottom. First connecting hole 11 is the counter sink, avoids the protruding upper surface of upper support piece 1 of the bolt head of first bolt, and it is fixed to influence the camera, sets up screw hole 12, is convenient for fix the camera on upper support piece 1, and supports the camera through the upper surface of upper support piece 1, can prevent effectively that the camera from taking place to rock.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The utility model provides a simulation camera fixing device for bump test which characterized in that: comprises a base, an upper supporting piece, a lower supporting piece, a locking component, a sliding piece and a horizontal limiting piece;
the base is used for being mounted on the sliding table for the simulated collision test, and the lower supporting piece is vertically and rotatably arranged on the base; the locking assembly is used for locking or unlocking the relative rotation between the lower support and the base;
the lower support piece is provided with an arc-shaped groove;
the upper supporting piece is used for fixing a camera and is provided with a first connecting hole;
the sliding piece penetrates through the first connecting hole and is arranged in the arc-shaped groove in a sliding manner, so that the upper supporting piece can horizontally rotate relative to the lower supporting piece; the horizontal limiting part is used for locking or unlocking the relative rotation between the upper supporting part and the lower supporting part.
2. The camera fixture for a simulated crash test as set forth in claim 1, wherein: the locking assembly comprises a rotating shaft and a vertical limiting piece;
the lower supporting piece is provided with a second connecting hole, and the base is provided with a third connecting hole;
the rotating shaft penetrates through the second connecting hole and the third connecting hole, so that the lower supporting piece can vertically rotate relative to the base, and the vertical limiting piece is used for locking or unlocking the lower supporting piece and the relative rotation between the bases.
3. The camera fixture for a simulated crash test as set forth in claim 2, wherein: the lower supporting piece comprises a lower supporting plate and a lower lug arranged on the lower side of the lower supporting plate, the arc-shaped groove is arranged on the lower supporting plate, and the second connecting hole is formed in the lower lug; the base comprises a bottom plate and an upper lug arranged on the upper side of the bottom plate, and the third connecting hole is formed in the upper lug.
4. The camera fixture for a simulated crash test as set forth in claim 3, wherein: the number of the upper lug, the number of the lower lug, the rotating shaft and the number of the vertical limiting pieces are two; the two upper lugs are respectively attached to one lower lug, the rotating shaft is connected between the upper lug and the lower lug which are attached to each other, and the rotating shaft is locked through one vertical limiting part.
5. The camera fixture for a simulated crash test as set forth in claim 3, wherein: the base further comprises a conical boss arranged at the bottom of the bottom plate and used for being inserted into the sliding table.
6. The camera fixture for a simulated crash test as set forth in claim 3, wherein: and a fourth connecting hole is formed in the bottom plate and used for allowing a connecting bolt to fix the bottom plate on the sliding table.
7. The camera fixture for a simulated crash test as set forth in claim 3, wherein: the upper supporting piece and the lower supporting plate are circular plates and are coaxially attached to each other.
8. The camera fixture for a simulated crash test as set forth in claim 7, wherein: the number of the arc-shaped grooves is two, and the arc-shaped grooves are symmetrically distributed relative to the central axial plane of the circular plate;
at least one of the arc-shaped grooves corresponds to two of the sliding parts.
9. The camera fixture for a simulated crash test as set forth in claim 2, wherein: the sliding part is a first bolt, the horizontal limiting part is a first nut, the first bolt is connected with the first nut, the upper supporting part can horizontally rotate relative to the lower supporting part when the first nut is unscrewed, and the upper supporting part and the lower supporting part are relatively fixed when the first nut is screwed down;
the pivot is the second bolt, vertical locating part is the second nut, the second bolt with the second nut is connected, unscrews during the second nut support piece can for down the vertical rotation of base, screw up during the second nut support piece with the base relatively fixed down.
10. The camera fixture for a simulated crash test as set forth in claim 9, wherein: the upper supporting piece is provided with a threaded hole, and the threaded hole is used for fixing a camera on the upper supporting piece by a fastening screw; the first connecting hole is a counter bore which penetrates through the upper supporting piece from top to bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020517198.1U CN211576512U (en) | 2020-04-09 | 2020-04-09 | Camera fixing device for simulation crash test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020517198.1U CN211576512U (en) | 2020-04-09 | 2020-04-09 | Camera fixing device for simulation crash test |
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| Publication Number | Publication Date |
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| CN211576512U true CN211576512U (en) | 2020-09-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020517198.1U Active CN211576512U (en) | 2020-04-09 | 2020-04-09 | Camera fixing device for simulation crash test |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114294533A (en) * | 2021-12-31 | 2022-04-08 | 联想(北京)有限公司 | Supporting device and electronic equipment |
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2020
- 2020-04-09 CN CN202020517198.1U patent/CN211576512U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114294533A (en) * | 2021-12-31 | 2022-04-08 | 联想(北京)有限公司 | Supporting device and electronic equipment |
| CN114294533B (en) * | 2021-12-31 | 2023-08-18 | 联想(北京)有限公司 | Supporting device and electronic equipment |
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