CN101929934A - Axial wear-resisting property testing device of fire safety rope - Google Patents
Axial wear-resisting property testing device of fire safety rope Download PDFInfo
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- CN101929934A CN101929934A CN 201010227144 CN201010227144A CN101929934A CN 101929934 A CN101929934 A CN 101929934A CN 201010227144 CN201010227144 CN 201010227144 CN 201010227144 A CN201010227144 A CN 201010227144A CN 101929934 A CN101929934 A CN 101929934A
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- safety rope
- fire fighting
- abrasion
- fighting safety
- emery wheel
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Abstract
The invention belongs to the field of testing equipment, and particularly relates to an axial wear-resisting property testing device of a fire safety rope. The device comprises a fire fighting safety rope tensioning system, an abrasion system and an automatic control measuring system, wherein the fire safety rope tensioning system comprises a weight, a rope clamp, a screw, a hand wheel and a mounting bracket; the abrasion system comprises a variable frequency motor and an abrasion wheel; the automatic control measuring system comprises an angular displacement encoder, a stroke switch and an industrial personal computer (IPC); the fire safety rope tensioning system is used for tensioning a fire safety rope; the abrasion system is used for transmitting the power of a variable frequency motor to an abrasive wheel to ensure that the abrasive wheel rotates at a set rotating speed; and the automatic control testing system is used for measuring the angular displacement of the abrasive wheel from an abrasion beginning time to a set time. The device not only can be used for automatically measuring the rotating circles of the abrasion wheel when the fire safety rope is broken, but also can be used for carrying out other subsequent tests after the abrasion round of the fire fighting safety rope is set, and can also be used for simulating the tensioning force in different application occasions to test the axial wear-resisting property of the fire safety rope.
Description
Technical field
The invention belongs to the test equipment field, be specifically related to a kind of axial wear-resisting property testing device of fire safety rope.
Background technology
Fire fighting safety rope is that the fireman is in fire fighting and rescue, rescue and relief work or daily workout, be used for ascend operation and prevent the equipment that falls and the general designation of device, being the important individual protective equipment of fireman, also is that public security fire-fighting army generally is equipped with and widely used rescue outfit.Rescue task in, because the rescue place for example: objects such as the rock that exists in the environment such as skyscraper, restricted clearance, the water surface and lofty mountains, concrete block, cement flooring can produce wearing and tearing to fire fighting safety rope, influenced the security of fire fighting safety rope, jeopardized the fireman and by rescue personnel's life security.Therefore, the anti-wear performance of fire fighting safety rope is an important indicator of weighing the fire fighting safety rope security.And the present domestic axial anti-wear performance that does not also have a kind of instrument and equipment to be used to test fire fighting safety rope needs development can carry out the device of quantitative test to the axial anti-wear performance of fire fighting safety rope.
Summary of the invention
The object of the present invention is to provide a kind of axial wear-resisting property testing device of fire safety rope.
A kind of axial wear-resisting property testing device of fire safety rope provided by the invention is made up of fire fighting safety rope clamping system, abrasion system and three systems of automatic control survey system, wherein:
The fire fighting safety rope clamping system is made up of weight 8, rope jig 7, screw rod 4, handwheel 5 and mounting bracket 10, be used for fire fighting safety rope tensioning in the horizontal direction, fire fighting safety rope 6 one ends are connected by rope catching device 7 with the weight 8 of suspension, after the other end passes the emery wheel 2 of abrasion system, be connected on the screw rod 4 by rope catching device 7, screw rod 4 is fixed on the mounting bracket 10 by screw thread, control hand wheel 5 can be with weight 8 pull-ups, with fire fighting safety rope 6 tensionings, the tensile force size is regulated by the weight that hangs weight 8 simultaneously;
The abrasion system is made up of variable-frequency motor 1 and emery wheel 2, is used for fire fighting safety rope is worn away, and variable-frequency motor 1 rotating speed is adjustable, and the output shaft of variable-frequency motor 1 is connected with the main shaft of emery wheel 2, and variable-frequency motor 1 revolution drives emery wheel 2 mill fire fighting safety ropes 6;
The automatic control survey system is made up of displacement coder 3, travel switch 9 and industrial computer 11, be used to measure from the abrasion beginning to set emery wheel constantly process angular displacement and when fire fighting safety rope is rubbed automatically the control test end, travel switch 9 is connected with industrial computer 11 two ends respectively with displacement coder 3, when fire fighting safety rope 6 is worn away when disrumpent feelings, travel switch 9 closures, send signal and give industrial computer 11, stop test.Displacement coder 3 connects emery wheel 2, and the angular displacement of measuring emery wheel 2 process in the abrasion process in real time sends data to industrial computer and advances 11, industrial computer 11 record test figures.
The course of work of the present invention is as follows:
At first fire fighting safety rope 6 is installed on the fire fighting safety rope clamping system, control hand wheel 5 makes weight 8 bottom surface height leave travel switch 9; Secondly, start variable-frequency motor 1, power is reached emery wheel 2, emery wheel 2 begins rotation and mill fire fighting safety rope 6, and displacement coder 3 begins counting; At last, when emery wheel 2 rotating cycles arrive when preestablishing the number of turns or fire fighting safety rope 6 and being rubbed, the automatic control survey system is according to the signal that preestablishes the number of turns or travel switch 9, variable-frequency motor 1 stops operating, displacement coder 3 stops counting, and shows the angular displacement that emery wheel 2 rotates through by industrial computer 11.
The present invention has following characteristics and beneficial effect:
1, the axial anti-wear performance of having realized fire fighting safety rope is tested automatically.
2, both can measure the number of turns of fire fighting safety rope emery wheel rotation when disrumpent feelings automatically, carry out subsequent tests after also can the fire fighting safety rope abrasion setting the number of turns.
3, the tensile force of fire fighting safety rope can be adjusted, and therefore can simulate the tensile force under the different application occasion, and the axial anti-wear performance of fire fighting safety rope is tested.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is an automatic control survey system schematic of the present invention;
Number in the figure: 1 is variable-frequency motor, and 2 is emery wheel, and 3 is displacement coder, and 4 is screw rod, and 5 is handwheel, and 6 is fire fighting safety rope, and 7 is rope catching device, and 8 is weight, and 9 is travel switch, and 10 is mounting bracket, and 11 is industrial computer.
Embodiment
The present invention is further described below in conjunction with drawings and Examples.
Embodiment 1:
As Fig. 1-shown in Figure 2, the present invention is made up of fire fighting safety rope clamping system, abrasion system and three systems of automatic control survey system:
The fire fighting safety rope clamping system is made up of weight 8, rope jig 7, screw rod 4, handwheel 5 and mounting bracket 10, fire fighting safety rope 6 one ends utilize rope catching device 7 to be connected with the weight 8 of suspension, after the other end strides across emery wheel 2, utilize rope catching device 7 to be connected on the screw rod 4, screw rod 4 utilizes screw thread to be fixed on the mounting bracket 10, control hand wheel 5 can be with weight 8 pull-ups, and simultaneously with fire fighting safety rope 6 tensionings, the tensile force size is regulated by the weight that hangs weight 8;
The abrasion system is made up of variable-frequency motor 1 and emery wheel 2, and variable-frequency motor 1 rotating speed is adjustable, and the output shaft of variable-frequency motor 1 is connected with the main shaft of emery wheel 2, and variable-frequency motor 1 revolution drives emery wheel 2 mill fire fighting safety ropes 6;
The automatic control survey system is made up of displacement coder 3, travel switch 9 and industrial computer 11, travel switch 9 is connected with industrial computer 11 two ends respectively with displacement coder 3, when fire fighting safety rope 6 is worn away when disrumpent feelings, travel switch 9 closures, send signal and give industrial computer 11, stop test, displacement coder 3 is measured the angular displacement of emery wheel 2 process in the abrasion process in real time, send data to industrial computer and advance 11, industrial computer 11 record test figures.
Carrying out fire safety rope on device shown in Figure 1 tests to anti-wear performance.At first utilize rope catching device 7 to be connected with the weight 8 of suspension at fire fighting safety rope 6 one ends, after the other end strides across emery wheel 2, utilize rope catching device 7 to be connected on the screw rod 4, screw rod 4 utilizes screw thread to be fixed on the mounting bracket 10, control hand wheel 5 is with weight 8 pull-ups, make the height of weight 8 bottom surface height, simultaneously with fire fighting safety rope 6 tensionings above travel switch 9;
Rub in the test, after fire fighting safety rope 6 tensionings, start variable-frequency motor 1, drive emery wheel 2 and begin to wear away fire fighting safety rope 6, displacement coder 3 begins counting simultaneously; When fire fighting safety rope 6 is rubbed, the weight 8 contacting travel switches 9 that fall, travel switch 9 sends signal to industrial computer 11, and industrial computer 11 control of conversion motors 1 are shut down, displacement coder 3 stops counting simultaneously, gives industrial computer 11 with the angular displacement data transmission of 2 processes of emery wheel;
Non-rubbing in the test, after configuring the abrasion number of turns, start variable-frequency motor 1, drive emery wheel 2 and begin to wear away fire fighting safety rope 6, displacement coder 3 is given industrial computer 11 with the angular displacement data transfer that emery wheel 2 rotates in real time, and when the angular displacement of emery wheel 2 rotations reached the number of turns of setting, industrial computer 11 sent instruction to variable-frequency motor 1, stop operating, displacement coder 3 stops counting simultaneously.
Claims (1)
1. an axial wear-resisting property testing device of fire safety rope is made up of fire fighting safety rope clamping system, abrasion system and three systems of automatic control survey system, it is characterized in that:
The fire fighting safety rope clamping system is by weight (8), rope jig (7), screw rod (4), handwheel (5) and mounting bracket (10) are formed, be used for fire fighting safety rope tensioning in the horizontal direction, fire fighting safety rope (6) one ends are connected by rope catching device (7) with the weight (8) of suspension, after the other end passes the emery wheel (2) of abrasion system, be connected on the screw rod (4) by rope catching device (7), screw rod (4) is fixed on the mounting bracket (10) by screw thread, control hand wheel (5) is with weight (8) pull-up, with fire fighting safety rope (6) tensioning, the tensile force size is regulated by the weight that hangs weight (8) simultaneously;
The abrasion system is made up of variable-frequency motor (1) and emery wheel (2), be used for fire fighting safety rope is worn away, variable-frequency motor (1) rotating speed is adjustable, and the output shaft of variable-frequency motor (1) is connected with the main shaft of emery wheel (2), and variable-frequency motor (1) revolution drives emery wheel (2) mill fire fighting safety rope (6);
The automatic control survey system is by displacement coder (3), travel switch (9) and industrial computer (11) are formed, be used to measure from the abrasion beginning to set emery wheel constantly process angular displacement and when fire fighting safety rope is rubbed automatically the control test end, travel switch (9) is connected with industrial computer (11) two ends respectively with displacement coder (3), when fire fighting safety rope (6) is worn away when disrumpent feelings, travel switch (9) closure, send signal and give industrial computer (11), stop test, displacement coder (3) connects emery wheel (2), measure the angular displacement of emery wheel (2) process in the abrasion process in real time, send data to industrial computer (11), industrial computer (11) record test figure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102271442A CN101929934B (en) | 2010-07-13 | 2010-07-13 | Axial wear-resisting property testing device of fire safety rope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102271442A CN101929934B (en) | 2010-07-13 | 2010-07-13 | Axial wear-resisting property testing device of fire safety rope |
Publications (2)
| Publication Number | Publication Date |
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| CN101929934A true CN101929934A (en) | 2010-12-29 |
| CN101929934B CN101929934B (en) | 2011-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010102271442A Expired - Fee Related CN101929934B (en) | 2010-07-13 | 2010-07-13 | Axial wear-resisting property testing device of fire safety rope |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104181055A (en) * | 2013-05-27 | 2014-12-03 | 深圳市海洋王照明工程有限公司 | Stress testing device for cable insulating sheath |
| CN104215534A (en) * | 2013-05-30 | 2014-12-17 | 深圳市海洋王照明工程有限公司 | Light fixture cable conductor wearing testing device and method thereof |
| CN105388078A (en) * | 2015-10-28 | 2016-03-09 | 东华大学 | Device and method for testing wear resistance of fibers |
| CN106323787A (en) * | 2016-09-18 | 2017-01-11 | 远东电缆有限公司 | Aerial insulated cable abrasion test system and test method |
| CN110926992A (en) * | 2019-12-18 | 2020-03-27 | 葛亮 | Safety rope wearability detection device |
| CN112595581A (en) * | 2020-12-31 | 2021-04-02 | 山东三同新材料股份有限公司 | Testing equipment for wear resistance of traction rope for climbing |
| CN115876629A (en) * | 2023-02-14 | 2023-03-31 | 北京金锐世纪高科技有限公司 | Anchor hook emitter climbing rope testing arrangement |
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| US5533382A (en) * | 1995-06-06 | 1996-07-09 | Wire Technologies, Inc. | Abrasion tester |
| CN101556238A (en) * | 2009-05-11 | 2009-10-14 | 中国船舶重工集团公司第七二五研究所 | Device and method for testing linear reciprocating sliding friction and abrasion |
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2010
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| SU1578575A2 (en) * | 1988-10-19 | 1990-07-15 | Новочеркасский Политехнический Институт Им.Серго Орджоникидзе | Apparatus for testing rope for wear-out |
| US5533382A (en) * | 1995-06-06 | 1996-07-09 | Wire Technologies, Inc. | Abrasion tester |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104181055A (en) * | 2013-05-27 | 2014-12-03 | 深圳市海洋王照明工程有限公司 | Stress testing device for cable insulating sheath |
| CN104215534A (en) * | 2013-05-30 | 2014-12-17 | 深圳市海洋王照明工程有限公司 | Light fixture cable conductor wearing testing device and method thereof |
| CN105388078A (en) * | 2015-10-28 | 2016-03-09 | 东华大学 | Device and method for testing wear resistance of fibers |
| CN106323787A (en) * | 2016-09-18 | 2017-01-11 | 远东电缆有限公司 | Aerial insulated cable abrasion test system and test method |
| CN110926992A (en) * | 2019-12-18 | 2020-03-27 | 葛亮 | Safety rope wearability detection device |
| CN112595581A (en) * | 2020-12-31 | 2021-04-02 | 山东三同新材料股份有限公司 | Testing equipment for wear resistance of traction rope for climbing |
| CN112595581B (en) * | 2020-12-31 | 2023-03-21 | 山东三同新材料股份有限公司 | Testing equipment for wear resistance of traction rope for climbing |
| CN115876629A (en) * | 2023-02-14 | 2023-03-31 | 北京金锐世纪高科技有限公司 | Anchor hook emitter climbing rope testing arrangement |
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| Publication number | Publication date |
|---|---|
| CN101929934B (en) | 2011-11-23 |
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Granted publication date: 20111123 Termination date: 20130713 |