CN107631939B - Multifunctional fire-fighting buckle testing machine - Google Patents
Multifunctional fire-fighting buckle testing machine Download PDFInfo
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- CN107631939B CN107631939B CN201711038802.1A CN201711038802A CN107631939B CN 107631939 B CN107631939 B CN 107631939B CN 201711038802 A CN201711038802 A CN 201711038802A CN 107631939 B CN107631939 B CN 107631939B
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Abstract
The invention belongs to the technical field of fire-fighting product testing devices, in particular to a multifunctional fire-fighting buckle testing machine, which comprises a frame, wherein a pressure damage testing mechanism for detecting a fire-fighting buckle damage critical value, a tension damage testing mechanism for detecting a fire-fighting buckle claw tension critical value and a torsion number testing mechanism for detecting a fire-fighting buckle torsion life critical value are arranged in the frame; the tension damage testing mechanism comprises a first clamp which is arranged on the frame and clamps the upper end of the fire-fighting connecting buckle, and a second clamp which clamps the lower end of the fire-fighting connecting buckle, wherein a movable rod which stretches into the first clamp, the fire-fighting connecting buckle and the second clamp is arranged on the frame and is driven by a driving device arranged on the frame. The multifunctional fire-fighting buckle tester can simultaneously have three test functions of measuring the fire-fighting buckle claw tension damage critical value, the fire-fighting buckle torsion time life and the fire-fighting buckle pipe wall pressure damage critical value.
Description
Technical Field
The invention belongs to the technical field of fire-fighting product testing devices, and particularly relates to a multifunctional fire-fighting buckle testing machine.
Background
Fire-fighting equipment is visible everywhere in cities, such as indoor and outdoor fire hydrants, and a quick connector and a water gun head which are connected with a soft water pipe are matched with the fire hydrants; the strength of the fire-fighting connecting buckle and the rubber sealing performance of the interface are key to whether the fire-fighting connecting buckle can be safely used or not, if the connecting buckle is broken and water leakage occurs, the life safety of a firefighter can be influenced when the connecting buckle is broken in the actual use process, and the water pressure entering the water gun head can be influenced to a certain extent. Therefore, when the fire-fighting buckle is used, the information of parameters in all aspects of the fire-fighting buckle needs to be known, and the situation that the acting force exceeds the bearing range during use, so that the fire-fighting buckle fails and safety accidents occur is avoided.
Disclosure of Invention
Aiming at the problems, the invention provides a multifunctional fire-fighting buckle testing machine which can test the breaking critical value of the tension of the claw of the fire-fighting buckle, the twisting time life of the fire-fighting buckle and the breaking critical value of the closing pressure of the fire-fighting buckle.
The purpose of the invention is realized in the following way:
a multifunctional fire-fighting buckle testing machine comprises a frame, wherein a pressure damage testing mechanism for detecting a fire-fighting buckle damage critical value, a tension damage testing mechanism for detecting a fire-fighting buckle claw tension critical value and a torsion number testing mechanism for detecting a fire-fighting buckle torsion life critical value are arranged in the frame;
the tension damage testing mechanism comprises a first clamp which is arranged on the frame and clamps the upper end of the fire-fighting connecting buckle, and a second clamp which clamps the lower end of the fire-fighting connecting buckle, wherein the frame is provided with a movable rod which extends into the first clamp, the fire-fighting connecting buckle and the second clamp, and the movable rod is driven by a driving device arranged on the frame;
the driving device is an oil cylinder or an air cylinder, a weighing pressure sensor is arranged on the oil cylinder or the air cylinder, and the weighing pressure sensor records a pressure critical value on the movable rod when the fire-fighting buckle claw is damaged under the action of the movable rod or when the fire-fighting buckle generates cracks under the action of the movable rod;
the torsion frequency testing mechanism comprises a third clamp which is arranged on one side of the frame and clamps the left end of the fire-fighting connecting buckle, a sliding rail is arranged on the other side of the frame, a servo motor which moves linearly back and forth along the sliding rail is arranged on the sliding rail, a fourth clamp which clamps the right end of the fire-fighting connecting buckle is arranged on a main shaft of the servo motor, and the fourth clamp rotates under the drive of the servo motor;
the fourth clamp is driven by the servo motor to rotate for one period, and when the fourth clamp stops, the torque frequency sensor records a counting period;
the pressure damage testing mechanism comprises a third clamp which is arranged on one side of the frame and clamps the left end of the fire-fighting connecting buckle, a plug is arranged at the other end of the fire-fighting connecting buckle, a water tank and a pressure pump are further arranged inside the frame, the water tank, the pressure pump and the third clamp are connected through pipes, a movable rod used for beating the side wall of the fire-fighting connecting buckle is further arranged on the frame, and the movable rod is driven by a driving device arranged on the frame.
In the above multifunctional fire-fighting fastener testing machine, the first clamp is detachably fixed on the frame and is located below the driving device.
In the multifunctional fire-fighting buckle testing machine, the third clamp is detachably fixed on the frame, the fourth clamp is detachably fixed on the main shaft of the servo motor, and the central axes of the third clamp and the fourth clamp are positioned on the same straight line.
In the multifunctional fire-fighting buckle testing machine, the frame is also provided with a PIC display screen, operation keys and a test paper printing outlet.
Compared with the prior art, the invention has the following outstanding and beneficial technical effects:
the multifunctional fire-fighting buckle testing machine disclosed by the invention has three testing functions of measuring the tension damage critical value of the fire-fighting buckle claw, the torsion time life of the fire-fighting buckle and the pressure damage critical value of the fire-fighting buckle pipe wall, can display the acting force value acted on the fire-fighting buckle at the moment and the counting period of the corresponding servo motor driving the fourth clamp to rotate in real time through a PIC display screen on equipment, and finally prints the testing result.
Drawings
FIG. 1 is a schematic diagram of a multifunctional fire-fighting fastener tester.
FIG. 2 is a schematic cross-sectional view of a tensile failure testing mechanism.
FIG. 3 is a schematic cross-sectional view of the torsion number testing mechanism.
FIG. 4 is a schematic cross-sectional view of a pressure failure testing mechanism.
The device comprises a 1-frame, a 2-pressure damage testing mechanism, a 21-clamp seat, a 22-plug, a 23-water tank, a 24-pressure pump, a 25-pipe, a 3-tension damage testing mechanism, a 31-first clamp, a 32-second clamp, a 33-movable rod, a 34-weighing pressure sensor, a 35-driving device, a 4-torsion number testing mechanism, a 41-third clamp, a 42-sliding rail, a 43-servo motor, a 44-fourth clamp, a 45-torsion number sensor, a 5-protective door, a 6-fire-fighting buckle, a 7-claw, an 8-PIC display screen, a 9-operation key and a 10-test paper printing outlet.
Detailed Description
The invention is further described in the following description of specific embodiments with reference to the drawings.
As shown in fig. 1-4, a multifunctional fire-fighting buckle testing machine comprises a frame 1, wherein a pressure damage testing mechanism 2 for detecting a damage critical value of a fire-fighting buckle 6 is arranged in the frame 1, a tension damage testing mechanism 3 for detecting a tension critical value of a claw 7 of the fire-fighting buckle 6, and a torsion number testing mechanism 4 for detecting a torsion life critical value of the fire-fighting buckle 6 are arranged in the frame, meanwhile, the testing machine with three testing functions meets different requirements in the fire-fighting buckle testing process, a plurality of testing procedures can be completed on one device, the current situation of one testing device in one testing degree in the past is improved, the occupied space of the device is reduced, the transfer time between working procedures is saved, and the whole efficiency is improved;
the tension fracture testing mechanism 3 comprises a first clamp 31 arranged on the frame 1 and used for clamping the upper end of the fire-fighting buckle 6, and a second clamp 32 used for clamping the lower end of the fire-fighting buckle 6, wherein the frame 1 is provided with a movable rod 33 extending into the first clamp 31, the fire-fighting buckle 6 and the second clamp 32, the movable rod 33 is driven by a driving device 35 arranged on the frame 1, a mode used for measuring the maximum bearing tension between two claws of the fire-fighting buckle is that a weight is hung below the second clamp until the two claws of the fire-fighting buckle bear the acting force given by the weight, the mass of the corresponding weight is recorded and converted into gravity, the maximum bearing tension between the two claws is obtained, the movable rod 33 is abutted against the end face of the second clamp 32 under the action of a driving device 35, the force acting on the end face of the second clamp 32 is continuously lifted until the two claws 7 bear the acting force on the second clamp, the second clamp 33 is not required to bear the force by the second clamp, and the intermittent force is not required to be measured by the second clamp, and the intermittent mode is that the two claws 7 bear the acting force is not required to be increased, and the force is not required to be increased by the intermittent device, and the tension is not required to be more than the intermittent, and the tension is measured.
As shown in fig. 2, in the above-mentioned multifunctional fire-fighting buckle testing machine, the first clamp 31 is detachably fixed on the frame 1 and is located below the driving device 35, and it should be noted that, for fire-fighting buckles 6 with different pipe diameters, after each time the first clamp 31 needs to be replaced with the corresponding pipe diameter, the second clamp 32 is also installed on the frame 1.
As shown in fig. 3, in the above-mentioned multifunctional fire-fighting fastener tester, the torsion number test mechanism 4 includes a third clamp 41 installed on one side of the frame 1 and clamping the left end of the fire-fighting fastener 6, a slide rail 42 is installed on the other side of the frame 1, a servo motor 43 that moves linearly and reciprocally along the slide rail 42 is installed on the slide rail 42, a fourth clamp 44 that clamps the right end of the fire-fighting fastener 6 is installed on the main shaft of the servo motor 43, the fourth clamp 44 rotates under the drive of the servo motor 43, the butt joint of two ends of the fire-fighting fastener 6 is realized by a pair of claws 7, after two joints rotate by one angle, the two joints are locked, and then after rotating by the same angle in opposite directions, in the use of the fire-fighting fastener 6, the two joints are opened or closed and fail due to wear, looseness and gaps occur, the situation of water leakage is caused by insufficient sealing performance, obviously, the torsion number test of the fire-fighting fastener 6 is performed by manual test, a large amount of manpower and the clamp is applied to the clamp by the servo motor, and the force is applied to the clamp by the same force is not consistently applied to the fourth clamp 44, and the same force is very high, the force is effectively applied to the fourth clamp 44, and the fourth clamp is completely fails to the servo motor is completely, the same, and the force is completely fails to be applied to the clamp 44 is completely, and the force is completely the same, and is completely broken, and is the force is completely, and is completely broken. The servo motor 43 can move transversely along the sliding rail 42, so that the fire-fighting buckle 6 with different specifications can be well adapted, and the fire-fighting buckle is more flexible.
As shown in fig. 3, in the above-mentioned multifunctional fire-fighting buckle testing machine, the third clamp 41 is detachably fixed on the frame 1, the fourth clamp 44 is detachably fixed on the main shaft of the servo motor 43, and the central axes of the third clamp 41 and the fourth clamp 44 are located on the same straight line, and similarly, the third clamp 41 and the fourth clamp 44 are replaced according to the fire-fighting buckle 6 with the corresponding pipe diameter.
As shown in fig. 3, in the above-mentioned multifunctional fire-fighting buckle testing machine, the servo motor 43 is provided with a torsion number sensor 45, and the fourth clamp 44 is driven by the servo motor 43 to rotate for one period, and when the fourth clamp stops, the torsion number sensor 45 records a counting period. When the first servo motor 43 drives the fourth clamp 44 to rotate and the fire-fighting buckle 6 is opened and closed, a signal is given to the torsion number sensor 45, the counting period is recorded as 1, the counting period is taken as N, then the next counting period n=n+1, the counting period on the torsion number sensor 45 is continuously increased until the buckling and opening between the claws 7 of the fire-fighting buckle 6 fail, the final N is recorded as the torsion number life value of the fire-fighting buckle 6, and when the fire-fighting buckle is to be re-measured, all data are reset from the beginning.
As shown in fig. 4, in the above-mentioned multifunctional fire-fighting fastener testing machine, the pressure damage testing mechanism 2 includes a third clamp 41 installed on one side of the frame 1 and clamping the left end of the fire-fighting fastener 6, the other end of the fire-fighting fastener 6 is provided with a plug 22, the inside of the frame 1 is further provided with a water tank 23 and a pressure pump 24, the water tank 23, the pressure pump 24 and the third clamp 41 are connected by a pipe 25, the frame 1 is further provided with a movable rod 33 for knocking the side wall of the fire-fighting fastener 6, and the movable rod 33 is driven by a driving device 35 installed on the frame 1. After the plug 22 plugs the fire-fighting buckle 6, the pressure pump 24 is started to drive water in the water tank 23 into the third clamp 41, and the driving device 35 drives the movable rod 33 to continuously press the pipe wall of the fire-fighting buckle 6 until water leaks out of the fire-fighting buckle 6, so that the pressure is the pressure critical value of the damage of the fire-fighting buckle 6. The structure utilizes the characteristic that water flows out from the gaps, amplifies the phenomenon which is not easy to observe, and enables a tester to know that the pipe wall is broken in the first time.
In the above-mentioned multifunctional fire-fighting fastener testing machine, the driving device 35 is an oil cylinder or an air cylinder. The cylinder or the air cylinder is used for continuously applying pressure, so that the intermittent condition does not exist, and the requirement of the test on the accuracy can be well met.
As shown in fig. 2, in the above-mentioned multifunctional fire-fighting fastener testing machine, the cylinder or cylinder is provided with a weighing pressure sensor 34, and when the claw 7 of the fire-fighting fastener 6 breaks under the action of the movable rod 33, the weighing pressure sensor 34 records the pressure critical value on the movable rod 33.
As shown in fig. 4, in the above-mentioned multifunctional fire-fighting buckle testing machine, the cylinder or cylinder is provided with a weighing pressure sensor 34, and when the fire-fighting buckle 6 generates a crack under the action of the movable rod 33, the weighing pressure sensor 34 records the pressure critical value on the movable rod 33.
In the above-mentioned multifunctional fire-fighting buckle testing machine as shown in fig. 1, the frame 1 is further provided with a PIC display 8, an operation key 9 and a test paper printing outlet 10.
The above embodiments are only preferred embodiments of the present invention, and are not intended to limit the scope of the present invention in this way, therefore: all equivalent changes in structure, shape and principle of the invention should be covered in the scope of protection of the invention.
Claims (4)
1. The multifunctional fire-fighting connector testing machine comprises a frame (1), wherein a pressure damage testing mechanism (2) for detecting a damage critical value of a fire-fighting connector (6), a tension damage testing mechanism (3) for detecting a tension critical value of a claw (7) of the fire-fighting connector (6) and a torsion number testing mechanism (4) for detecting a torsion life critical value of the fire-fighting connector (6) are arranged in the frame (1);
the tension damage testing mechanism (3) is characterized by comprising a first clamp (31) which is arranged on the frame (1) and clamps the upper end of the fire-fighting connecting buckle (6), and a second clamp (32) which clamps the lower end of the fire-fighting connecting buckle (6), wherein the frame (1) is provided with a movable rod (33) which extends into the first clamp (31), the fire-fighting connecting buckle (6) and the second clamp (32), and the movable rod (33) is driven by a driving device (35) arranged on the frame (1);
the driving device (35) is an oil cylinder or an air cylinder, a weighing pressure sensor (34) is arranged on the oil cylinder or the air cylinder, and the weighing pressure sensor (34) records a pressure critical value on the movable rod (33) when the claw (7) of the fire-fighting buckle (6) is damaged under the action of the movable rod (33) or when the fire-fighting buckle (6) generates cracks under the action of the movable rod (33);
the torsion number testing mechanism (4) comprises a third clamp (41) which is arranged on one side of the frame (1) and clamps the left end of the fire-fighting buckle (6), a sliding rail (42) is arranged on the other side of the frame (1), a servo motor (43) which moves linearly and reciprocally along the sliding rail (42) is arranged on the sliding rail (42), a fourth clamp (44) which clamps the right end of the fire-fighting buckle (6) is arranged on a main shaft of the servo motor (43), and the fourth clamp (44) is driven by the servo motor (43) to rotate;
the servo motor (43) is provided with a torsion frequency sensor (45), and the fourth clamp (44) is driven by the servo motor (43) to rotate for one period, and when the servo motor stops, the torsion frequency sensor (45) records a counting period;
the pressure damage testing mechanism (2) comprises a third clamp (41) arranged on one side of the frame (1) and used for clamping the left end of the fire-fighting connecting buckle (6), a plug (22) is arranged at the other end of the fire-fighting connecting buckle (6), a water tank (23) and a pressure pump (24) are further arranged inside the frame (1), the water tank (23), the pressure pump (24) and the third clamp (41) are connected through a pipe (25), a movable rod (33) used for beating the side wall of the fire-fighting connecting buckle (6) is further arranged on the frame (1), and the movable rod (33) is driven by a driving device (35) arranged on the frame (1).
2. The machine according to claim 1, characterized in that the first clamp (31) is removably fixed to the frame (1) and is located below the driving means (35).
3. The multifunctional fire-fighting buckle testing machine according to claim 1 or 2, characterized in that the third clamp (41) is detachably fixed on the frame (1), the fourth clamp (44) is detachably fixed on the main shaft of the servo motor (43), and the central axes of the third clamp (41) and the fourth clamp (44) are positioned on the same straight line.
4. The multifunctional fire-fighting buckle testing machine according to claim 1, wherein the frame (1) is further provided with a PIC display screen (8), an operation key (9) and a test paper printing outlet (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711038802.1A CN107631939B (en) | 2017-10-29 | 2017-10-29 | Multifunctional fire-fighting buckle testing machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711038802.1A CN107631939B (en) | 2017-10-29 | 2017-10-29 | Multifunctional fire-fighting buckle testing machine |
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| Publication Number | Publication Date |
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| CN107631939A CN107631939A (en) | 2018-01-26 |
| CN107631939B true CN107631939B (en) | 2023-09-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711038802.1A Active CN107631939B (en) | 2017-10-29 | 2017-10-29 | Multifunctional fire-fighting buckle testing machine |
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| CN (1) | CN107631939B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110160761B (en) * | 2019-05-30 | 2020-11-20 | 新昌县维斯机械有限公司 | Children's safety seat buckle life-span test equipment |
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| CN205587929U (en) * | 2016-03-09 | 2016-09-21 | 福建天广消防有限公司 | Fire control connects knot kludge |
| KR101761723B1 (en) * | 2016-08-12 | 2017-07-28 | 이수기술단(주) | Firefighting device having fire hose |
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2017
- 2017-10-29 CN CN201711038802.1A patent/CN107631939B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004045059A (en) * | 2002-07-09 | 2004-02-12 | Ashimori Ind Co Ltd | Hose inspection system |
| KR100959791B1 (en) * | 2009-11-16 | 2010-05-28 | 주식회사 화성방재 | The device testing pressure resistance for fire hose |
| CN201754136U (en) * | 2010-06-01 | 2011-03-02 | 中铁建工集团有限公司 | Detector for mechanical property of fastener |
| JP2014016359A (en) * | 2013-09-18 | 2014-01-30 | Hochiki Corp | Fire hydrant hose testing device |
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| CN107631939A (en) | 2018-01-26 |
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