CN211825504U - Be used for reflective membrane shock resistance test device - Google Patents
Be used for reflective membrane shock resistance test device Download PDFInfo
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- CN211825504U CN211825504U CN202020306394.4U CN202020306394U CN211825504U CN 211825504 U CN211825504 U CN 211825504U CN 202020306394 U CN202020306394 U CN 202020306394U CN 211825504 U CN211825504 U CN 211825504U
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- reflective film
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Abstract
The utility model relates to a shock resistance test device for a reflective membrane, which comprises a detection platform, a tray arranged above the detection platform, a ball falling hole arranged on the tray, a plurality of supporting pieces arranged between the detection platform and the tray, and at least two adjusting mechanisms respectively arranged at two sides of the detection platform; the top surface of the detection platform is horizontally arranged, and the ball falling hole is arranged along the vertical direction; the adjusting mechanism comprises a base arranged below the detection platform, a movable sleeve penetrating through the detection platform and rotatably connected with the detection platform, and an adjusting screw rod fixedly arranged on the base; the movable sleeve is positioned above the base and is in threaded connection with the adjusting screw rod. Its simple structure, when testing personnel used adjusting screw, the base can not produce the rotation, and easy operation has improved the convenience that test device used.
Description
Technical Field
The utility model belongs to the technical field of traffic engineering check out test set's technique and specifically relates to a be used for reflective membrane shock resistance test device.
Background
A reflective film is a retroreflective material that has been made into a film for direct application, which is widely used for road traffic signs or commercial signs using glass bead technology, microprism technology, and synthetic resin technology, coating technology, and microreplication technology.
The impact resistance of the reflective film is an important index for determining the production quality thereof. At present, the patent document with publication number CN205449706U discloses a reflective membrane impact resistance tester, including testing platform, support, connecting rod and steel ball, testing platform with the support passes through the connecting rod to be connected, be equipped with ball hole and baffle on the support, testing platform is equipped with two at least adjusting device, every adjusting device forms the holding surface in ground contact respectively, adjusting device is equipped with the regulating part, the regulating part with testing platform swing joint is in order to adjust the distance of testing platform and holding surface.
When the anti-impact performance testing device for the reflective film is used, the detection platform is adjusted through the adjusting part at first, after the detection platform guarantees the horizontal state, the reflective film is laid on the detection platform, steel balls with certain mass are used for carrying out free falling motion through the ball falling holes, after the steel balls fall on the reflective film, impact force is caused to the reflective film, the reflective film after receiving the impact force is observed, whether cracks appear on the surface of the reflective film or not, and whether the quality of the reflective film is qualified or not is judged by separating or damaging the layers of the reflective film.
The anti-impact performance test device of reflective membrane among the above-mentioned is at the in-process that rotates adjusting device, because adjusting device can wholly rotate simultaneously, produces the friction between adjusting device's bottom surface can and the ground to because under the effect of slipmat, measurement personnel hardly rotate adjusting device, still need can rotate after lifting up testing device wholly, the operation is inconvenient.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a be used for reflective membrane shock resistance test device, its simple structure, when measurement personnel used adjustment mechanism, the base can not produce the rotation, and easy operation has improved the convenience that test device used.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
a device for testing the shock resistance of a reflective film comprises a detection platform, a tray arranged above the detection platform, ball falling holes formed in the tray, a plurality of supporting pieces arranged between the detection platform and the tray, and at least two adjusting mechanisms respectively arranged on two sides of the detection platform;
the top surface of the detection platform is horizontally placed, and the ball falling hole is arranged along the vertical direction;
the adjusting mechanism comprises a base arranged below the detection platform, a movable sleeve penetrating through the detection platform and rotatably connected with the detection platform, and an adjusting screw rod fixedly arranged on the base;
the movable sleeve is positioned above the base and is in threaded connection with the adjusting screw rod.
By adopting the technical scheme, when a detector detects the impact resistance of the reflective film, the detector firstly places the reflective film on the detection platform, and then adjusts the heights of the two sides of the detection platform through the adjusting mechanism, so that the detection platform is in a horizontal state, and finally, the steel ball is placed into the ball falling hole, so that the steel ball falls onto the reflective film under the action of gravity to complete the impact performance test. When using adjustment mechanism, the detection personnel only need rotate movable sleeve, and the base can not follow movable sleeve and rotate under the effect of frictional force, and adjusting screw can not follow the base and rotate simultaneously promptly to still follow its axial displacement when making movable sleeve pivoted, and then realize the regulation to testing platform one side height, and when movable sleeve rotated, the base can not rotate, and the use of the detection personnel of being convenient for has improved the convenience that test device used.
The present invention may be further configured in a preferred embodiment as: an adjusting knob is fixedly arranged on the movable sleeve.
Through adopting above-mentioned technical scheme, adjust knob is convenient for the measurement personnel to rotate movable sleeve.
The present invention may be further configured in a preferred embodiment as: and a level gauge is arranged on the detection platform.
Through adopting above-mentioned technical scheme, whether testing personnel accessible surveyor's level observes testing platform and is in the horizontality, has improved testing arrangement's convenience.
The present invention may be further configured in a preferred embodiment as: the adjusting knob is located above the detection platform and fixedly connected with the top end of the movable sleeve.
Through adopting above-mentioned technical scheme, the testing personnel of being convenient for rotate adjust knob in testing platform's top to be convenient for the testing personnel and observe the state of surveyor's level when rotating adjust knob.
The present invention may be further configured in a preferred embodiment as: the base is provided with a mounting hole, and the adjusting screw and the movable sleeve are both positioned in the mounting hole.
By adopting the technical scheme, the adjusting screw rod is not exposed outside, and the adjusting screw rod is protected.
The present invention may be further configured in a preferred embodiment as: the testing platform top surface is provided with the protection rail, the protection rail is located ball hole below, the surveyor's level is located the protection rail outside.
Through adopting above-mentioned technical scheme, protection rail can make the steel ball can not drop department testing platform after falling on the reflective membrane.
The present invention may be further configured in a preferred embodiment as: and a guide sleeve is arranged above the ball falling hole, and the inner diameter of the guide sleeve is equal to the diameter of the ball falling hole.
By adopting the technical scheme, the direction of the steel ball falling can be corrected by the guide sleeve, and the position accuracy of the steel ball on the reflecting film is improved.
The present invention may be further configured in a preferred embodiment as: the support piece is arranged in a cylinder shape.
By adopting the technical scheme, the cylindrical support piece is simple to process, small in occupied space and low in manufacturing cost.
To sum up, the utility model discloses a following at least one useful technological effect:
1. the function of adjusting the height of one side of the detection platform is realized by matching the movable sleeve with the adjusting screw rod, and the base cannot rotate along with the movable sleeve under the action of friction force, so that the base is kept still when a detector adjusts the detection platform, and the convenience of the test device in use is improved;
2. a level gauge is arranged on the detection platform, and an adjusting knob is fixedly arranged above the detection platform by the movable sleeve, so that a detector can conveniently observe the state of the level gauge while rotating the adjusting knob, and can conveniently judge whether the detection platform is in a horizontal position;
3. the protective fence is arranged on the detection platform, so that the phenomenon that the steel ball falls off the detection platform after falling can be effectively reduced, and the stability of the experimental device in use is ensured.
Drawings
FIG. 1 is a schematic diagram of the construction of the test apparatus;
fig. 2 is a partial sectional view showing the adjustment mechanism.
In the figure, 1, a detection platform; 11. a protective fence; 2. a tray; 21. a ball falling hole; 22. a guide sleeve; 3. a support member; 4. an adjustment mechanism; 41. a base; 411. mounting holes; 42. a movable sleeve; 43. adjusting the screw rod; 44. adjusting a knob; 5. a level.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, for the utility model discloses a be used for reflective membrane shock resistance test device, including testing platform 1 and set up the tray 2 in testing platform 1 top, testing platform 1 is the rectangular plate setting that the level was placed, and tray 2 also sets up to rectangular plate, and tray 2 is parallel with testing platform 1, and the center of tray 2 is located same plumb line with testing platform 1's center. Be provided with four support piece 3 between tray 2 and testing platform 1, support piece 3 is the cylinder setting, and support piece 3 sets up along vertical direction, and four support piece 3 are located four extreme angle departments on tray 2 ground respectively, support piece 3's top and tray 2 fixed connection, bottom and testing platform 1 fixed connection.
Referring to fig. 1, a ball falling hole 21 is formed in the center of the tray 2, the axis of the ball falling hole 21 is parallel to the axis of the support member 3, the diameter of the ball falling hole 21 is larger than that of the steel ball, a guide sleeve 22 is arranged above the ball falling hole 21, the axis of the guide sleeve 22 coincides with the axis of the ball falling hole 21, the bottom end of the ball falling hole 21 is fixedly connected with the tray 2, and the top surface of the detection platform 1 is fixedly provided with the protection fence 11. The below of 1 four end angle departments of testing platform is provided with adjustment mechanism 4 respectively, and the height of 1 four end angle departments of 1 adjustable testing platform of adjustment mechanism 4 still is provided with surveyor's level 5 on the 1 top surface of testing platform, and surveyor's level 5 is located the outside of protection rail 11.
When the anti-impact performance test of the reflective film is carried out, the reflective film is firstly placed inside the protective fence 11, and the reflective film is attached to the top surface of the detection platform 1, so that the detected position of the reflective film is positioned below the ball falling hole 21. Whether the detection platform 1 is in a horizontal state or not is checked through the level 5, the four adjusting mechanisms 4 are adjusted according to the state of the level 5, and the detection platform 1 is in the horizontal state by adjusting the heights of the four end angles of the detection platform 1. After the detection platform 1 is adjusted to be in a horizontal state, the steel ball is placed into the guide sleeve 22, falls on the reflective membrane through the ball falling hole 21 under the action of gravity, generates impact force on the reflective membrane, and protects the fence 11 to prevent the steel ball from falling out of the detection platform 1. And finally, taking the impacted reflective film out of the detection platform 1, and observing the state of the reflective film to judge the impact resistance of the reflective film.
Referring to fig. 1 and 2, the adjusting mechanism 4 includes a base 41 disposed below the detection platform 1, the base 41 is configured as a cylinder, an axis of the base 41 is parallel to an axis of the support 3, and a top end of the base 41 is configured as a taper with an upward diameter gradually decreasing. A movable sleeve 42 is arranged above the base 41, the axis of the movable sleeve 42 is overlapped with the axis of the base 41, and the bottom end of the movable sleeve 42 penetrates through the detection platform 1 to be connected with the detection platform in a rotating mode.
Referring to fig. 2, a mounting hole 411 is formed at the top end of the base 41, the mounting hole 411 is arranged along the vertical direction, the cross section of the mounting hole 411 is arranged in a circular shape, the axis of the mounting hole 411 coincides with the axis of the movable sleeve 42, the diameter of the mounting hole 411 is equal to the outer diameter of the movable sleeve 42, and the bottom end of the movable sleeve 42 is located in the mounting hole 411. An adjusting screw 43 is fixedly arranged in the mounting hole 411, the axis of the adjusting screw 43 is coincident with the axis of the mounting hole 411, and a movable sleeve 42 is sleeved on the outer peripheral surface of the adjusting screw 43 and is in threaded connection with the adjusting screw. An adjusting knob 44 is further fixedly arranged at the top end of the movable sleeve 42, and the adjusting knob 44 is located above the detection platform 1.
When the adjusting mechanism 4 is used, the knob above the detection platform 1 enables the movable sleeve 42 to rotate, and in the rotating process of the movable sleeve 42, due to the friction force between the base 41 and the support part below the base 41, the base 41 cannot rotate along with the movable sleeve 42 at the same time, namely, the adjusting screw 43 cannot rotate, so that the movable sleeve 42 can move along the axial direction of the movable sleeve while rotating, and the function of adjusting the heights of the four end corners of the detection platform 1 is realized.
When using adjusting screw 43, the detection personnel only need to rotate adjusting knob 44 above detection platform 1 to adjust detection platform 1 to the horizontality to base 41 below detection platform 1 does not rotate along with adjusting knob 44 under the effect of frictional force, is favorable to the detection personnel to observe the state of spirit level 5 when rotating adjusting knob 44, has improved the convenience when reflective membrane shock resistance test device uses.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a be used for reflective membrane shock resistance test device which characterized in that: the device comprises a detection platform (1), a tray (2) arranged above the detection platform (1), ball falling holes (21) formed in the tray (2), a plurality of supporting pieces (3) arranged between the detection platform (1) and the tray (2), and at least two adjusting mechanisms (4) respectively arranged on two sides of the detection platform (1);
the top surface of the detection platform (1) is horizontally placed, and the ball falling hole (21) is arranged in the vertical direction;
the adjusting mechanism (4) comprises a base (41) arranged below the detection platform (1), a movable sleeve (42) which penetrates through the detection platform (1) and is in rotary connection with the detection platform, and an adjusting screw rod (43) fixedly arranged on the base (41);
the movable sleeve is positioned above the base (41), and the movable sleeve (42) is in threaded connection with the adjusting screw rod (43).
2. The apparatus for testing impact resistance of the reflective film according to claim 1, wherein: an adjusting knob (44) is fixedly arranged on the movable sleeve (42).
3. The apparatus for testing impact resistance of the reflective film according to claim 2, wherein: and a level gauge (5) is arranged on the detection platform (1).
4. The apparatus for testing impact resistance of the reflective film according to claim 3, wherein: the adjusting knob (44) is positioned above the detection platform (1), and the adjusting knob (44) is fixedly connected with the top end of the movable sleeve (42).
5. The apparatus for testing impact resistance of the reflective film according to claim 1, wherein: the base (41) is provided with a mounting hole (411), and the adjusting screw rod (43) and the movable sleeve (42) are both positioned in the mounting hole (411).
6. The apparatus for testing impact resistance of the reflective film according to claim 4, wherein: the detection platform (1) top surface is provided with protection rail (11), protection rail (11) are located ball hole (21) below, spirit level (5) are located the protection rail (11) outside.
7. The apparatus for testing impact resistance of a retroreflective sheeting according to any one of claims 1-6, wherein: a guide sleeve (22) is arranged above the ball falling hole (21), and the inner diameter of the guide sleeve (22) is equal to the diameter of the ball falling hole (21).
8. The apparatus for testing impact resistance of the reflective film according to claim 7, wherein: the supporting piece (3) is arranged in a cylinder shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020306394.4U CN211825504U (en) | 2020-03-12 | 2020-03-12 | Be used for reflective membrane shock resistance test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020306394.4U CN211825504U (en) | 2020-03-12 | 2020-03-12 | Be used for reflective membrane shock resistance test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211825504U true CN211825504U (en) | 2020-10-30 |
Family
ID=73011145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020306394.4U Active CN211825504U (en) | 2020-03-12 | 2020-03-12 | Be used for reflective membrane shock resistance test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211825504U (en) |
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2020
- 2020-03-12 CN CN202020306394.4U patent/CN211825504U/en active Active
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Address after: 050000 120 Zhengang Road, Qiaoxi District, Shijiazhuang City, Hebei Province Patentee after: Hebei Traffic Planning Institute Ruizhi Traffic Technology Consulting Co.,Ltd. Address before: 050000 120 Zhengang Road, Qiaoxi District, Shijiazhuang City, Hebei Province Patentee before: Hebei Ruizhi Traffic Technology Consulting Co.,Ltd. |