CN210108875U - Impact resistance detection device for safety net - Google Patents
Impact resistance detection device for safety net Download PDFInfo
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- CN210108875U CN210108875U CN201920591650.6U CN201920591650U CN210108875U CN 210108875 U CN210108875 U CN 210108875U CN 201920591650 U CN201920591650 U CN 201920591650U CN 210108875 U CN210108875 U CN 210108875U
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Abstract
The utility model belongs to the technical field of the safety net test technique and specifically relates to a safety net impact-resistant detection device is related to, aim at solving because of the support frame is too high, the inconvenient problem of installing the filter screen, including being fixed in the cuboid support frame on ground, set up the gallows in the support frame top, and be used for the ball mechanism that falls of hoisting and release test ball, still include a rectangle support that is used for installing the safety net, the support with the support frame passes through sliding rail connection, and two slide rail slip-in ends set up manual locking mechanism, and the other end sets up the locking piece. The manual stopping mechanism comprises a stop block and a positioning block which are positioned on two sides of the end surface of the sliding end of the sliding rail. The utility model discloses a set up a support to the support frame top, avoided because of the support frame highly too high inconvenience to the fastening production of installation net, easy operation, simple structure, the cost is lower.
Description
Technical Field
The utility model belongs to the technical field of the safety net test technique and specifically relates to a safety net impact-resistant detection device is related to.
Background
At present, with the development of society. Safety nets are used in a wide variety of industries. The safety net is installed below or on the side surface when working aloft or performing, plays a role in protecting, and avoids accidents, so that the impact resistance of the safety net is extremely important, and personal safety is directly influenced. Therefore, impact resistance detection of the safety net is very important.
For example, a safety net impact resistance tester disclosed in the prior chinese patent publication No. CN 109186917A. Comprises a lower support frame, an upper support frame, an automatic unhooking component and an adjusting device. The lower support frame is fixed on the ground, the upper support frame is fixed above the lower support frame, and the longitudinal axes of the upper support frame and the lower support frame are superposed. The automatic unhooking component is fixed above the lower supporting frame and arranged along the longitudinal axis of the upper supporting frame, and the lower end of the automatic unhooking device is connected with a falling steel ball. Adjusting device corresponds and sets up on two at least angles of lower part support frame upper end, adjusting device including be fixed in the nut of lower part support frame upper end and with the bolt of nut spiro union, the bolt still is provided with a plurality of first recesses along its circumference, the safety net is fixed in the first recess, two at least adjusting device are connected with two at least angles of safety net, the remaining angle of safety net is fixed in on the remaining angle of lower part support frame upper end, and the safety net is located between upper portion support frame and the lower part support frame. The automatic unhooking mechanism comprises a fixed pulley, the fixed pulley is fixed at the upper end of the upper supporting frame, a rope is arranged on the fixed pulley, one end of the rope is connected with the automatic unhooking mechanism, and the other end of the automatic unhooking mechanism clamps a falling steel ball.
The above prior art solutions have the following drawbacks: since the safety net is fixed to at least two corners of the lower support frame by the adjusting means, and the lower support frame has a certain height, inconvenience may occur in fastening the safety net.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a novel anti-impact detection of safety net device designs a rectangle support in addition, passes through sliding rail connection with the support frame, can install the safety net in advance, presss from both sides fast through the support frame top and can make the safety net press from both sides more firmly, and the data of measuring are more accurate, simple structure, to the filter screen be liable to change.
The above object of the present invention can be achieved by the following technical solutions: one is including being fixed in subaerial support frame, setting at the gallows of support frame top and being used for hoisting and releasing the ball mechanism that falls of test ball, the support frame is the cuboid structure, still includes a rectangle support that is used for installing the safety net, the support with the support frame passes through the sliding rail and connects, slide rail one end is equipped with manual detent mechanism, and the other end is equipped with the stop block.
Through adopting above-mentioned technical scheme, set up slide rail and support sliding connection on the support frame, manual detent mechanism carries on spacingly to the support, installs the safety net on ground in advance, compares and installs on the support, has reduced the operation degree of difficulty, has reduced work load.
The utility model discloses further set up to: four sides of the upper surface of the bracket are provided with a plurality of quick clamps.
Through adopting above-mentioned device, many places use quick clamp to fix the safety net, and not only it is fixed convenient, makes each partial atress of safety net even simultaneously.
The utility model discloses further set up to: the manual stop mechanism comprises a stop block hinged to one side of the end face of the slide rail and a positioning block fixed to the other side of the end face of the slide rail, and when the stop block is in contact with the positioning block, the stop block is located on an extension line where the slide rail is located.
By adopting the device, the bracket is fixed after being installed on the bracket and the supporting frame, so that the bracket is prevented from sliding to influence the measurement result.
The utility model discloses further set up to: and a protective net is arranged on the periphery of the support frame.
By adopting the device, the test ball is prevented from rolling out in the test process through the protective net.
The utility model discloses further set up to: ball falling mechanism includes that fixed connection that sets up at the gallows top has the test ball of link in two fixed pulleys of same level, electro-magnet, adsorption block, rope and a plurality of, one the fixed pulley is located support frame focus position sky, one the fixed pulley is located outside the protection network, the rope is walked around and is located the support frame top the one end of fixed pulley is equipped with the electro-magnet, the rope other end is walked around another the fixed pulley is connected with a hoist engine of fixing on ground, be equipped with on adsorption block one side the couple with the test ball hookup is connected.
Through adopting above-mentioned device, two fixed pulleys draw the rope outside the protection network, and the rope twines in the hoist engine, realizes the effect of absorption and release to the absorption piece through the principle of electro-magnet.
The utility model discloses further set up to: the support rod of the support frame is a telescopic rod.
By adopting the device, the inclination angle of the support frame can be adjusted, more data can be measured, and meanwhile, a shear-resistant test can be carried out.
The utility model discloses further set up to: and a vertically placed scale is arranged on one side of the fixed pulley above the supporting frame, and the upper end of the scale is fixedly connected to the hanging bracket.
By adopting the device, the zero scale mark of the scale and the normal height of the safety net after being fixed are on the same horizontal plane, so that the pull-up height of the test ball can be conveniently recorded by the scale.
The utility model discloses further set up to: the support frame is fixed subaerial, has seted up the ball hole that falls under the mechanism that falls, it is provided with the buffering body in the ball hole to fall.
Through adopting above-mentioned device, the buffer pit can prevent that the test ball from penetrating the safety net and falling into ground, causes the damage to ground or test ball.
To sum up, the utility model discloses a beneficial technological effect does:
can avoid the support frame height too high through the design support, and produce the degree of difficulty of fastening the safety net, reduced work load, establish into the telescopic link through the bracing piece with the support frame simultaneously, can incline the support frame, reached the resistant effect of cuting of test.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the fixing modes of the middle support frame and the bracket and the safety net of the present invention.
Fig. 3 is a schematic structural diagram of the ball falling mechanism of the present invention (in order to show the slide rail, the stopper is partially cut away).
In the figure, 1, a support frame; 2. a hanger; 3. a support; 4. a ball falling mechanism; 41. a fixed pulley; 42. an electromagnet; 43. an adsorption block; 44. hooking; 45. hanging a ring; 46. a test ball; 47 ropes; 48. a winch; 5. a protective net; 6. a buffer pit; 7. quickly clamping; 8. a stop block 9, a stop block; 10. positioning blocks; 11. a support bar; 12. a scale; 13. a safety net; 14. a slide rail.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
The utility model discloses a resistant detection device that strikes of safety net, as shown in fig. 1, including support frame 1, the gallows 2 that sets up above support frame 1, be located the ball mechanism 4 that falls that is used for between support frame 1 and the gallows 2 to hang up and release test ball 44, and the protection network 5 of the peripheral setting of support frame 1, support frame 1 is cuboid frame construction, and is fixed in subaerially, the safety net is fixed in support frame 1 top, support frame 1's bracing piece 11 is the telescopic link, 5 sides of protection network set up the door, ball mechanism 4 below that falls sets up the buffering hole 6, there is the buffer in the hole.
As shown in fig. 1 and 2, the utility model discloses a safe net impact-resistant detection device still includes a rectangle support 3 that is used for connecting safe net 13, and support 3 passes through slide rail 14 with support frame 1 and is connected, and four limits of support 3 upper surface are provided with quick clamp 7 the utility model discloses in this embodiment, quick clamp 7 is horizontal quick clamp, and the safe net is installed on support 3 through quick clamp 7. The sliding-in end of the sliding rail 14 is provided with a manual stop mechanism, the manual stop mechanism comprises a stop dog 9 hinged to one side of the end face of the sliding rail 14 and a positioning block 10 fixed to the other side of the end face of the sliding rail 14, and when the stop dog 9 is in contact with the positioning block 10, the stop dog 9 is located on an extension line of the sliding rail 14, so that the support 3 can be prevented from sliding out along the sliding-in end of the sliding rail 14.
As shown in fig. 3, the ball dropping mechanism 4 includes two fixed pulleys 41 arranged at the top of the hanger 2 and fixedly connected to the same horizontal height, a test ball 46 with a hanging ring 45 is provided, one fixed pulley 41 is located above the central position of the support frame 1, the other fixed pulley 41 is located outside the protection net 5, one end of the rope 47 passing around the fixed pulley 41 above the support frame 1 is connected with an electromagnet 42, the electromagnet 42 is connected with a power supply, an adsorbable adsorption block 43 is arranged below the electromagnet 42, the other end of the adsorption block 43 is provided with a hook 44, and the other end of the rope 47 passing around the fixed pulley 41 outside the protection net 5 is connected with a winch 43 fixed on the ground. The fixed pulley 41 that is located support frame 1 top sets up a vertical scale 12 on one side, and scale 12 upper end fixed connection is in gallows 2, and the scale face of scale 12 is located safety net 13 one side, the zero scale mark of scale is located the centre, and numerical value adds to both ends one by one, and zero scale and safety net 13 normality height are at same water flat line.
Working principle (process): the safety net 13 is fixed through the quick clamp 7 on the support 3, the support 3 is connected above the support 1 along a rail 14 above the support 1, and the stop dog 9 of the manual stop mechanism is rotated to one side of the positioning block 10 to be in contact with the positioning block 10 to block the sliding end of the slide rail 14. Adjust the bracing piece 11 height of support frame 1, hang into the adsorption block 43 that one end has couple 41 through link 45 with suitable test ball 46, open the power of electro-magnet 42, adsorb adsorption block 43 through electro-magnet 42, the electro-magnet 42 upper end is connected with rope 47, the rope 47 other end is connected on hoist engine 48 through two fixed pulleys 41, open hoist engine 48, pull up test ball 46, the scale 12 record through one end rises high-end, close the power on the electro-magnet 42, electro-magnet 42 loses magnetism, adsorption block 43 and test ball 44 fall into safety net 13, record safety net 13 depth of sinking, after the experiment, lift off test ball 44, it can to dismantle support 3.
Claims (8)
1. The utility model provides a safety net is shock-resistant detection device, is including being fixed in subaerial support frame (1), setting gallows (2) above support frame (1) and being used for hoisting and releasing ball mechanism (4) that fall of test ball (46), support frame (1) is cuboid frame construction, its characterized in that: the safety net is characterized by further comprising a rectangular support (3) used for installing a safety net (13), the safety net is installed on the support (3), the support (3) is connected with the support frame (1) through a sliding rail (14), a manual stopping mechanism is arranged at one end of the sliding rail (14), and a stopping block (8) is arranged at the other end of the sliding rail (14).
2. The safety net impact resistance detection device of claim 1, wherein: four edges of the upper surface of the bracket (3) are provided with a plurality of quick clamps (7).
3. The safety net impact resistance detection device of claim 1, wherein: the manual stopping mechanism comprises a stop block (9) hinged to one side of the end face of the sliding rail (14) and a positioning block (10) fixed to the other side of the end face of the sliding rail (14), and when the stop block (9) is in contact with the positioning block (10), the stop block (9) is located on an extension line where the sliding rail (14) is located.
4. The safety net impact resistance detection device of claim 1, wherein: and a protective net (5) is arranged on the periphery of the support frame (1).
5. The safety net impact resistance detection device of claim 4, wherein: ball falling mechanism (4) include fixed connection in two fixed pulleys (41) of same level that gallows (2) top set up, electro-magnet (42), adsorb piece (43), rope (47) and have test ball (46) of link (45), one fixed pulley (41) are located support frame (1) center of gravity position sky, one fixed pulley (41) are located outside protection network (5), and rope (47) are walked around and are located support frame (1) top the one end of fixed pulley (41) is equipped with electro-magnet (42), another is walked around to rope (47) other end fixed pulley (41) are connected with a hoist engine (48) of fixing on ground, be equipped with couple (44) on adsorbing piece (43) one side with test ball (46) hook is connected.
6. The safety net impact resistance detection device of claim 1, wherein: the support rod (11) of the support frame (1) is a telescopic rod.
7. The safety net impact resistance detection device of claim 5, wherein: and a vertically placed scale (12) is arranged on one side of the fixed pulley (41) above the support frame (1), and the upper end of the scale (12) is fixedly connected to the hanging bracket (2).
8. The safety net impact resistance detection device of claim 1, wherein: the support frame (1) is fixed on the ground, a ball falling pit (6) is formed under the ball falling mechanism, and a buffer body is arranged in the ball falling pit (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920591650.6U CN210108875U (en) | 2019-04-26 | 2019-04-26 | Impact resistance detection device for safety net |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920591650.6U CN210108875U (en) | 2019-04-26 | 2019-04-26 | Impact resistance detection device for safety net |
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| CN210108875U true CN210108875U (en) | 2020-02-21 |
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| CN201920591650.6U Active CN210108875U (en) | 2019-04-26 | 2019-04-26 | Impact resistance detection device for safety net |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111337216A (en) * | 2020-03-07 | 2020-06-26 | 浙江华昊建筑材料检测有限公司 | Safety net impact resistance test device |
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- 2019-04-26 CN CN201920591650.6U patent/CN210108875U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111337216A (en) * | 2020-03-07 | 2020-06-26 | 浙江华昊建筑材料检测有限公司 | Safety net impact resistance test device |
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