Flexible cover plate shock resistance detection device

Abstract

The utility model discloses a device for detecting the impact resistance of a flexible cover plate. The device at least comprises a base, a supporting vertical rod, a supporting transverse rod and a bearing seat, the supporting vertical rod is arranged on the base, a connecting cylinder connected with the supporting vertical rod is arranged at one end of the supporting cross rod, the bearing seat is arranged on the base, and a sphere box is arranged on the supporting cross rod; a ball falling hole is formed in the bottom in the ball box; according to the scheme, when the cover plate is tested, the cover plate to be tested is placed on the bearing seat, the steel ball is placed in the ball chamber, the steel ball falls at a specified position, the cover plate to be tested is installed, then the steps are repeated in sequence, the preset number of experiments is obtained, and due to the fact that the steel ball falls at the preset height and the same ball falling hole every time, the steel ball can fall at the same ball falling hole at the preset height. Therefore, the accuracy of the ball outlet position can be ensured, and the same position can be continuously impacted for multiple times.

Description

Technical Field

[0001] The utility model relates to the field of cover plate testing, in particular to a device for detecting the impact resistance of a flexible cover plate. Background Art

[0002] Due to frequent cover accidents, especially the frequent breakage of cable trench covers due to impact, in order to test the impact resistance of the covers, a free fall of a steel ball is generally used to test the number of impacts required to damage the covers. However, the existing testing device cannot accurately determine the falling position, nor can it adjust the test height and position, resulting in the relevant data obtained being not precise enough. Utility Model Content

[0003] The purpose of the utility model is to provide a flexible cover plate impact resistance testing device to address the above-mentioned deficiencies, thereby solving the problem that the existing testing device cannot accurately determine the falling position and cannot adjust the test height and position, resulting in the relevant data obtained being not precise enough.

[0004] The utility model is realized by the following scheme:

[0005] A device for testing the impact resistance of a flexible cover plate comprises at least a base, a supporting vertical rod, a supporting horizontal rod and a receiving seat; the supporting vertical rod is arranged on the base, one end of the supporting horizontal rod is provided with a connecting tube connected to the supporting vertical rod, the receiving seat is arranged on the base, and a ball box is arranged on the supporting horizontal rod; a ball dropping hole is arranged at the bottom of the ball box.

[0006] Based on the structure of the above-mentioned flexible cover plate impact resistance testing device, the supporting vertical rod is a circular structure as a whole, and a first scale bar is arranged along the length direction of the supporting vertical rod.

[0007] Based on the structure of the above-mentioned flexible cover plate impact resistance testing device, the supporting cross bar is a rectangular structure as a whole, a second scale bar is arranged along the length direction of the supporting cross bar, and the size and shape of the connecting tube are adapted to the supporting vertical bar.

[0008] Based on the structure of the above-mentioned flexible cover plate impact resistance testing device, the side wall of the connecting tube is provided with at least a first threaded hole and a locking piece; the locking piece includes a first knob, a first connecting rod and a contact pad; the first connecting rod is arranged through the first threaded hole, the first knob and the contact pad are respectively arranged on both sides of the first connecting rod, the contact pad is arranged in the internal area of ​​the connecting tube, and the first knob is arranged in the external area of ​​the connecting tube.

[0009] Based on the structure of the above-mentioned flexible cover plate impact resistance testing device, the spherical box is provided with a pull-in plate and a track groove adapted to the pull-in plate; the pull-in plate is also provided with a pulling handrail; the bottom of the spherical box is arranged in a funnel-shaped structure, and the ball dropping hole is arranged at the center position of the bottom of the spherical box; the ball dropping hole matches the size of the steel ball.

[0010] Based on the structure of the above-mentioned flexible cover plate impact resistance testing device, an adjustment frame is arranged on the top of the spherical box; the adjustment frame is sleeved on the supporting cross bar, and an adjustment member is also arranged on the adjustment frame.

[0011] Based on the structure of the above-mentioned flexible cover plate impact resistance testing device, a second threaded hole matching the adjusting member is arranged on the adjusting frame; the adjusting member includes a second knob, a second connecting rod and a contact pad; the second connecting rod is arranged through the second threaded hole, the second knob and the contact pad are respectively arranged on both sides of the second connecting rod, the contact pad is arranged in the internal area of ​​the adjusting frame, and the second knob is arranged in the external area of ​​the adjusting frame.

[0012] Based on the structure of the above-mentioned flexible cover plate impact resistance performance testing device, the receiving seat includes a first support plate and a second support plate, the first support plate and the second support plate are arranged in parallel on the base, and the first support plate and the second support plate are provided with card grooves on the opposite sides to limit the cover plate to be tested.

[0013] In summary, due to the adoption of the above technical solution, the beneficial effects of the utility model are:

[0014] 1. When testing the cover plate, this scheme places the cover plate to be tested on the receiving seat, places the steel ball in the sphere chamber, makes the steel ball fall along the specified position, installs the cover plate to be tested, and then repeats the steps in sequence to obtain a predetermined number of experiments. Since the steel ball falls at a predetermined height and the same ball drop hole each time, the accuracy of the ball outlet position can be guaranteed, and the same position can be hit continuously for multiple times. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0016] Figure 2 It is a structural schematic diagram of the receiving seat in the utility model;

[0017] Figure 3 It is a structural schematic diagram of the connecting tube in the utility model;

[0018] Description of the drawings: 1. Base; 2. Support vertical rod; 3. Support horizontal rod; 4. Socket; 5. Connecting tube; 6. Ball box; 7. Ball drop hole; 8. First scale bar; 9. Second scale bar; 10. First knob; 11. First connecting rod; 12. Contact pad; 13. First threaded hole; 14. Insertion plate; 15. Pull armrest; 16. Adjustment frame; 17. Second knob; 18. Second connecting rod; 19. First support plate; 20. Second support plate; 21. Slot; 22. Cover plate. DETAILED DESCRIPTION

[0019] All features disclosed in this specification, or steps in all methods or processes disclosed, except mutually exclusive features and / or steps, can be combined in any manner.

[0020] Any feature disclosed in this specification (including any additional claims and abstract), unless otherwise stated, may be replaced by other equivalent or alternative features having similar purposes. That is, unless otherwise stated, each feature is only an example of a series of equivalent or similar features.

[0021] In the description of the present invention, it should be understood that the terms "up", "down", "left", "right", etc., indicating directions or positional relationships are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation on the present invention.

[0022] In addition, the terms "first", "second", etc. are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first", "second", etc. may explicitly or implicitly include one or more of the features.

[0023] Example 1

[0024] like Figure 1 to Figure 3 As shown, the utility model provides a technical solution:

[0025] A device for testing the impact resistance of a flexible cover plate, which at least includes but is not limited to a base 1, a support vertical rod 2, a support horizontal rod 3 and a receiving seat 4; the support vertical rod 2 is arranged on the base 1, a connecting tube 5 connected to the support vertical rod 2 is arranged at one end of the support horizontal rod 3, the receiving seat 4 is arranged on the base 1, and a ball box 6 is arranged on the support horizontal rod 3; a ball dropping hole 7 is arranged at the bottom of the ball box 6.

[0026] Based on the above structure, when testing the cover plate 22, the cover plate 22 to be tested is placed on the receiving seat 4, and the steel ball is placed in the sphere chamber, so that the steel ball falls along the specified position, the cover plate 22 to be tested is installed, and then the steps are repeated in sequence to obtain a predetermined number of experiments. Since the steel ball falls at a predetermined height and the same ball drop hole 7 each time, the accuracy of the ball outlet position can be guaranteed, and the same position can be hit continuously for multiple times.

[0027] As an example, the support vertical rod 2 is a circular structure as a whole, and a first scale bar 8 is provided along the length direction of the support vertical rod 2;

[0028] Based on the above structure, by providing a first scale bar 8 on the support vertical rod 2, the position of the support cross bar 3 on the support vertical rod 2 can be accurately adjusted, so that the spherical box 6 can fall at different heights and can be adjusted to different heights according to test requirements, thereby increasing the flexibility of the device.

[0029] As an example, the supporting cross bar 3 is a rectangular structure as a whole, and a second scale bar 9 is arranged along the length direction of the supporting cross bar 3. The size and shape of the connecting tube 5 are adapted to the supporting vertical rod 2, and the side wall of the connecting tube 5 is provided with at least a first threaded hole 13 and a locking piece; the locking piece includes a first knob 10, a first connecting rod 11 and a contact pad 12; the first connecting rod 11 is arranged through the first threaded hole 13, the first knob 10 and the contact pad 12 are respectively arranged on both sides of the first connecting rod 11, the contact pad 12 is arranged in the internal area of ​​the connecting tube 5, and the first knob 10 is arranged in the external area of ​​the connecting tube 5.

[0030] Based on the above structure, the connecting tube 5 is connected to the supporting vertical rod 2 by at least one locking member. By turning the first knob 10, the contact pad 12 is moved close to or away from the supporting vertical rod 2, so that the connecting tube 5 is fixed and separated, which is convenient for adjusting the supporting cross bar 3. At the same time, a second scale bar 9 is set on the supporting cross bar 3, which can accurately adjust the position of the ball box 6 to ensure the accurate determination of the falling ball position.

[0031] As an example, the spherical box 6 is provided with an insertion plate 14 and a track groove adapted to the insertion plate 14; the insertion plate 14 is also provided with a pulling handrail 15; the bottom of the spherical box 6 is arranged in a funnel-shaped structure, and the ball dropping hole 7 is arranged at the center position of the bottom of the spherical box 6; the ball dropping hole 7 matches the size of the steel ball.

[0032] Based on the above structure, the extraction plate 14 can be quickly pulled out of the ball box 6 by pulling the handrail 15, so that the steel ball can freely fall along the bottom of the funnel-shaped ball box 6 at the ball drop hole 7, ensuring the accuracy of the initial falling position.

[0033] As an example, an adjustment frame 16 is provided on the top of the spherical box 6; the adjustment frame 16 is sleeved on the supporting cross bar 3, and an adjustment member is also provided on the adjustment frame 16; a second threaded hole matching the adjustment member is provided on the adjustment frame 16; the adjustment member includes a second knob 17, a second connecting rod 18 and a contact pad 12; the second connecting rod 18 is provided through the second threaded hole, the second knob 17 and the contact pad 12 are respectively provided on both sides of the second connecting rod 18, the contact pad 12 is provided in the inner area of ​​the adjustment frame 16, and the second knob 17 is provided in the outer area of ​​the adjustment frame 16;

[0034] Based on the above structure, the position of the ball box 6 on the supporting cross bar 3 can be adjusted by the adjustment frame 16 and locked by the second knob 17 .

[0035] As an example, the receiving seat 4 may include a first support plate 19 and a second support plate 20, which are arranged in parallel on the base 1, and the first support plate 19 and the second support plate 20 are provided with a card slot 21 on the opposite sides of the first support plate 19 and the second support plate 20 to limit the cover plate 22 to be tested.

[0036] Based on the above structure, the cover plate 22 to be tested can be clamped by providing a clamping groove 21 to prevent the cover plate 22 from falling off during impact. At the same time, the first support plate 19 and the second support plate 20 lift the cover plate 22 to be tested by a certain distance to reserve space for the deformation of the cover plate 22.

[0037] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A flexible cover plate impact resistance testing device, characterized in that: It at least includes a base, a supporting vertical rod, a supporting horizontal rod and a receiving seat; the supporting vertical rod is arranged on the base, one end of the supporting horizontal rod is provided with a connecting tube connected to the supporting vertical rod, the receiving seat is arranged on the base, and the supporting horizontal rod is provided with a ball box; the bottom of the ball box is provided with a ball dropping hole.

2. A flexible cover plate impact resistance testing device as claimed in claim 1, characterized in that: The supporting vertical rod is a circular structure as a whole, and a first scale bar is arranged along the length direction of the supporting vertical rod.

3. A flexible cover plate impact resistance testing device as claimed in claim 2, characterized in that: The supporting cross bar is a rectangular structure as a whole, and a second scale bar is arranged along the length direction of the supporting cross bar. The size and shape of the connecting tube are adapted to the supporting vertical bar.

4. A flexible cover plate impact resistance testing device as claimed in claim 3, characterized in that: The side wall of the connecting tube is provided with at least one first threaded hole and a locking piece; the locking piece includes a first knob, a first connecting rod and a contact pad; the first connecting rod is arranged through the first threaded hole, the first knob and the contact pad are respectively arranged on both sides of the first connecting rod, the contact pad is arranged in the internal area of ​​the connecting tube, and the first knob is arranged in the external area of ​​the connecting tube.

5. A flexible cover plate impact resistance testing device as claimed in claim 4, characterized in that: The spherical box is provided with an insertion plate and a track groove matched with the insertion plate; the insertion plate is also provided with a pulling handrail; the bottom of the spherical box is provided with a funnel-shaped structure, and the ball drop hole is provided at the center of the bottom of the spherical box; the ball drop hole matches the size of the steel ball.

6. A flexible cover plate impact resistance testing device as claimed in claim 5, characterized in that: An adjustment frame is arranged on the top of the spherical box; the adjustment frame is sleeved on the supporting cross bar, and an adjustment piece is also arranged on the adjustment frame.

7. A flexible cover plate impact resistance testing device as claimed in claim 6, characterized in that: The adjusting frame is provided with a second threaded hole matching the adjusting member; the adjusting member includes a second knob, a second connecting rod and a contact pad; the second connecting rod is arranged through the second threaded hole, the second knob and the contact pad are respectively arranged on both sides of the second connecting rod, the contact pad is arranged in the internal area of ​​the adjusting frame, and the second knob is arranged in the external area of ​​the adjusting frame.

8. A flexible cover plate impact resistance testing device as claimed in claim 7, characterized in that: The receiving seat comprises a first supporting plate and a second supporting plate, wherein the first supporting plate and the second supporting plate are arranged in parallel on the base, and the first supporting plate and the second supporting plate are provided with grooves on the opposite sides thereof for limiting the cover plate to be measured.

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