CN203465079U - Multifunctional testing device - Google Patents
Multifunctional testing device Download PDFInfo
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- CN203465079U CN203465079U CN201320629648.6U CN201320629648U CN203465079U CN 203465079 U CN203465079 U CN 203465079U CN 201320629648 U CN201320629648 U CN 201320629648U CN 203465079 U CN203465079 U CN 203465079U
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- 238000012360 testing method Methods 0.000 title claims abstract description 58
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 18
- 239000010959 steel Substances 0.000 claims abstract description 18
- 238000004088 simulation Methods 0.000 claims description 39
- 239000000446 fuel Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 4
- 230000001012 protector Effects 0.000 abstract 3
- 230000035939 shock Effects 0.000 abstract 1
- 239000000725 suspension Substances 0.000 description 22
- 230000003068 static effect Effects 0.000 description 14
- 206010016173 Fall Diseases 0.000 description 7
- 238000002474 experimental method Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 238000009863 impact test Methods 0.000 description 3
- 239000003208 petroleum Substances 0.000 description 3
- 238000010998 test method Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
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Abstract
Disclosed is a multifunctional testing device which relates to a testing device and a work method. Testing of a security instrument for high-place operation requires a device and a plurality of devices needed for a plurality kinds of instruments are large in number, large in volume and high in cost. The multifunctional testing device includes a steel frame, a movable electric hoist arranged on the steel frame, a first fixed electric hoist, a second fixed electric hoist, a rail steel and a rail rope, which are vertically arranged, a dynamometer capable of being hung, a releaser, a dummy man, a trolley for loading small weights and an operation console for controlling the movable electric hoist, the first fixed electric hoist, the second fixed electric hoist and the releaser. The multifunctional testing device is capable of testing a speed-differential falling protector, a full-body safety belt, a rope-type falling protector and a rail-type falling protector; the device is not only capable of carrying out a shock test on the security instruments for the high-place operation, but also capable of carrying out a static-load test; and the device integrates a plurality kinds of devices and reduces the number of kinds of devices so that cost is reduced effectively and device volume is reduced.
Description
Technical field
The utility model relates to a kind of test unit.
Background technology
Project of transmitting and converting electricity construction needs high-rise working frequently, also be equipped with a large amount of and multi-purpose high-rise working managing security tools and instruments simultaneously, these managing security tools and instruments are used the periodicity that all needs to use front and operating period to detect from buying to, detect two kinds of minute impulse test and static tests, a kind of detection of every kind of utensil needs a kind of equipment, and multiple utensil needs corresponding plurality of devices, and equipment is many, volume is large, and cost is high.
Utility model content
The technical assignment of the technical problems to be solved in the utility model and proposition is that prior art scheme is improved and improved, and provides a kind of multifunction test device, to realize the multiduty object of a device.For this reason, the utility model is taked following technical scheme.
A multifunction test device, is characterized in that: comprise steelframe, be located at mobile type electric cucurbit on steelframe, the first fixing type electric cucurbit, the second fixing type electric cucurbit, the vertical rail steel arranging and track rope, the dynamometer that can hang, release and simulation people, load the dolly of miniweights, for controlling the operator's console of mobile type electric cucurbit, the first fixing type electric cucurbit, the second fixing type electric cucurbit and release work.The dolly that loads miniweights can effectively reduce horizontal force, improves the accuracy of test.
As the further of technique scheme improved and supplemented, the utility model also comprises following additional technical feature.
Described steelframe comprises vertical feet, is arranged in left crossbeam, middle cross beam, right crossbeam and front longitudinal, longeron, the floor side member of feet top, described mobile type electric cucurbit, the first fixing type electric cucurbit are divided on the middle longeron of middle cross beam both sides, the second described fixing type electric cucurbit is located on front longitudinal, the upper end of rail steel and track rope is located on front longitudinal, and the lower end of track rope is connected with ground.
Test unit also comprise first fixedly deflection sheave, second fixedly deflection sheave, the 3rd fixedly deflection sheave, large counterweight and through the the 3rd, second, first fixedly after deflection sheave with counterweight is connected greatly lifting rope, described first, second fixedly deflection sheave be located on front longitudinal, fixedly the rotating shaft of deflection sheave is parallel with middle cross beam for first, second, the 3rd fixedly the rotating shaft of deflection sheave is vertical with middle cross beam, the described the 3rd fixedly deflection sheave be positioned on the feet of the second pulley below or on ground.
First fixedly the ground of deflection sheave below be provided with heavy hole, in hole, hold a plurality of large counterweights, between large counterweight, be provided with web member to realize combination between large counterweight with separated.
The second described fixing type electric cucurbit, rail steel, track rope and first fixedly deflection sheave, second fixedly deflection sheave be divided on the front longitudinal of the middle cross beam left and right sides.
Described test unit also comprises the oil cylinder of hanging on the first fixing type electric cucurbit, the hydraulic pump that is used to oil cylinder fuel feeding; The ground of described middle longeron below is provided with towards sky deflection sheave.
Beneficial effect: the technical program can be tested speed difference type cage dog, full body harness, cable type safety catcher, rail type anti-falling device, both can do the impulse test of high-rise working managing security tools and instruments, also can do static test, solve high-rise working managing security tools and instruments from buying testings periodically a large amount of the operating period and 50kN strand mill and following lifting test; Comprehensive plurality of devices, the kind of minimizing equipment, effectively reduces costs, and reduces equipment volume.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation.
In figure: steelframe-1, feet-101, front longitudinal-102, middle longeron-103, mobile type electric cucurbit-2, the first fixing type electric cucurbit-3, the second fixing type electric cucurbit-4, track rope-6, rail steel-5, operator's console-7, fixing towards deflection sheave-8, sky, dynamometer-9, release-10, simulation people-11, oil cylinder-12, hydraulic pump-13, dolly-14, miniweights-15, fixing deflection sheave-16, lifting rope-17, large counterweight-18.
Embodiment
Below in conjunction with Figure of description, the technical solution of the utility model is described in further detail.
As shown in Figure 1, the utility model comprises steelframe 1, is located at mobile type electric cucurbit 2, the first fixing type electric cucurbit 3, the second fixing type electric cucurbit 4, the vertical rail steel 5 arranging and track rope 6, the dynamometer 9 that can hang, release 10 and the simulation people 11 on steelframe 1, the dolly 14 of loading miniweights 15, the operator's console 7 of working for controlling mobile type electric cucurbit 2, the first fixing type electric cucurbit 3, the second fixing type electric cucurbit 4 and release 10.Described steelframe 1 comprises vertical feet 101, is arranged in the left crossbeam of feet 101 tops, middle cross beam, right crossbeam and front longitudinal 102, longeron 103, floor side member, described mobile type electric cucurbit 2, the first fixing type electric cucurbit 3 are divided on the middle longeron 103 of middle cross beam both sides, the second described fixing type electric cucurbit 4 is located on front longitudinal 102, the upper end of rail steel 5 and track rope 6 is located on front longitudinal 102, and the lower end of track rope 6 is connected with ground.
For realizing, the lifting test of strand mill; Test unit also comprises the first fixing fixing fixedly deflection sheave 16, large counterweight 18 and through the the 3rd, second, first fixedly after deflection sheave 16 and the lifting rope 17 that counterweight 18 is connected greatly of deflection sheave 16, the 3rd of deflection sheave 16, second, described first, second fixedly deflection sheave 16 be located on front longitudinal 102, fixedly the rotating shaft of deflection sheave 16 is parallel with middle cross beam for first, second, the 3rd fixedly the rotating shaft of deflection sheave 16 is vertical with middle cross beam, the described the 3rd fixedly deflection sheave 16 be positioned on the feet 101 of the second pulley below or on ground.
First fixedly the ground of deflection sheave 16 belows be provided with heavy hole, in hole, hold a plurality of large counterweights 18, between large counterweight 18, be provided with web member to realize combination between large counterweight 18 with separated; The second described fixing type electric cucurbit 4, rail steel 5, track rope 6 and first fixedly deflection sheave 16, second fixedly deflection sheave 16 be divided on the front longitudinal 102 of the middle cross beam left and right sides.
For realizing static test, described test unit also comprises the oil cylinder 12 of hanging on the first fixing type electric cucurbit 3, the hydraulic pump 13 that is used to oil cylinder 12 fuel feeding; The ground of described middle longeron 103 belows is provided with towards sky deflection sheave 8.
Method of work of the present utility model,
Securing band impact experiment method:
1) simulation people 11, tie up the securing band that suspension ring are established at back with it;
2) 2 times extension releases 10 of mobile type electric cucurbit, release 10 hooks the suspension ring at simulation people 11 tops;
3) 3 times extension dynamometers 9 of the first fixing type electric cucurbit, dynamometer 9 is connected with the suspension ring of securing band;
4) by operator's console 7, promote the first fixing type electric cucurbit 3, simulation people 11 is lifted to ground and reach safe distance, lifting mobile formula electric block 2, simulation people 11 is carried to overhead falling distance, safe distance summation, and move left and right mobile type electric cucurbit 2, simulation people 11 hitch points are moved to the horizontal range of release 10 point of releases regulations, moment is opened release 10, simulation people 11 free fallings, until safe distance, securing band impulse test completes;
Speed difference type cage dog impact test method:
11) simulation people 11, tie up the securing band that suspension ring are established at back with it;
12) 2 times extension releases 10 of mobile type electric cucurbit, release 10 hooks the suspension ring at simulation people 11 tops;
13) 3 times extension dynamometers 9 of the first fixing type electric cucurbit, dynamometer 9 connects the upper connector of speed difference type cage dog, and the lower connector of safety catcher is connected with securing band suspension ring;
14) control operation platform 7 operates, and promotes the first fixing type electric cucurbit 3, speed difference type cage dog is carried to the height of pulling out predetermined distance, locking distance, safe distance summation to safety catcher rope, and in exit, with pliers, is clamped safety catcher rope in case retract; Lifting mobile formula electric block 2, by simulation people 11 carry to speed difference type cage dog rope pull out predetermined distance, locking distance, safe distance, falling distance summation height, move left and right mobile type electric cucurbit 2, simulation people 11 hitch points are moved to the horizontal range of release 10 point of release regulations, moment is opened release 10, simulation people 11 free fallings stop in locking distance, and speed difference type cage dog impulse test completes;
Cable type safety catcher impact test method:
21) simulation people 11, tie up the securing band that suspension ring are established at back with it;
22) 4 times extension releases 10 of the second fixing type electric cucurbit, release 10 hooks the suspension ring at simulation people 11 tops;
23) cable type safety catcher one end is arranged on track rope 6 by locking system, and the other end is connected with dynamometer 9, and the other end of dynamometer 9 is connected with securing band suspension ring;
24) control operation platform 7 operates, and promotes the second fixing type electric cucurbit 4, and simulation people 11 is promoted to the overhead height of locking distance, falling distance, safe distance summation; Moment is opened release 10, and simulation people 11 free fallings are to locking distance, and cable type safety catcher impulse test completes;
The impact test method of rail type anti-falling device:
31) simulation people 11, tie up the securing band that suspension ring are established at back with it;
32) 4 times extension releases 10 of the second fixing type electric cucurbit, release 10 hooks the suspension ring at simulation people 11 tops;
33) rail type anti-falling device one end is arranged on rail steel 5 by locking system, and the other end is connected with dynamometer 9, and the other end of dynamometer 9 is connected with securing band suspension ring;
34) control operation platform 7 operates, and promotes the second fixing type electric cucurbit 4, and simulation people 11 is promoted to the overhead height of locking distance, falling distance, safe distance summation; Moment is opened release 10, and simulation people 11 free fallings are to locking distance, and rail type anti-falling device impulse test completes.
The lifting test method of strand mill:
41) counterweight, combines large counterweight 18 as required;
42) lifting rope 17 one end are connected with large counterweight 18, and another end plate enters on mill tube to be done experiment, and strand mill is anchored on ground anchor point at a distance;
43) operation strand mill, so that large counterweight 18 is sling, completes the lifting test of strand mill.
Speed difference type cage dog Static Load Test Method:
51) the first fixing type electric cucurbit is hung oil cylinder 12, oil cylinder 12 use petroleum pipeline connecting fluid press pumps 13 3 times; Oil cylinder 12 lower ends connect dynamometer 9, the lower end of dynamometer 9 connects the upper connector of speed difference type cage dog, pull out whole ropes of speed difference type cage dog, and with pliers, clamp rope in case retract in exit, rope through be installed on ground towards sky deflection sheave 8, the connector of being located at end portion is connected to ground anchor ring at a distance
52) control operation platform 7 operates, and promotes fixing type electric cucurbit and makes pretension, controls hydraulic pump 13 and makes oil cylinder 12 reach regulation speed at the uniform velocity, arrives after regulation dynamometry value, and the pressurize stipulated time, speed difference type cage dog static test completes.
Securing band Static Load Test Method:
61) simulation people 11, tie up the securing band that suspension ring are established at back with it;
62) the first fixing type electric cucurbit is hung oil cylinder 12, oil cylinder 12 use petroleum pipeline connecting fluid press pumps 13 3 times; Oil cylinder 12 lower ends connect dynamometer 9, the lower end safety harness suspension ring of dynamometer 9, and simulation people 11 is fixed on the dolly 14 that miniweights 15 is housed;
63) control operation platform 7 operates, and promotes fixing type electric cucurbit and makes pretension, controls hydraulic pump 13 and makes oil cylinder 12 reach regulation speed at the uniform velocity, arrives after regulation dynamometry value, and the pressurize stipulated time, securing band static test completes.
According to test request, illustrate experimentation below:
Steelframe 1 is of a size of long 6M, wide 3M, high 6M.In steelframe, a mobile type electric cucurbit 2 is installed in longeron left side, a first fixing type electric cucurbit 3 is installed on right side, the second fixing type electric cucurbit 4 is installed in front longitudinal left side, the second fixing type electric cucurbit 4 left sides hang rail steel 5 right sides at a track rope 6 of horizontal range suspension of regulation in the horizontal range of regulation, the operator's console 7 that separately has Control experiment, peripheral hardware annex has: ground is installed one and fixed towards sky coaster 8, 2kN dynamometer 9, release 10, simulation people 11, oil cylinder 12, hydraulic pump 13, one can fill the dolly 14 of miniweights and the miniweights of 10 1kN, 15 compositions, this combination both can have been done the speed difference type cage dog of collection high-rise working managing security tools and instruments, securing band, cable type safety catcher, the impulse test of rail type anti-falling device and one, also can do static test, on front longitudinal, the right side column of right side, right side and column corner and front longitudinal and corner, ground are installed respectively three and are worked the fixedly corner block 16 of reusing in addition, a hoisting wirerope 17 was gone here and there respectively three corner blocks 16, on front longitudinal, there is a heavy hole on ground, below, a corner block center, right side, the large counterweight 18 that has 5 10kN in hole, large counterweight 18 is different according to lifting load, can carry out easily separation and combination, can do the lifting test that 50kN and following strand are ground.
In steelframe 1, a mobile type electric cucurbit 2 is installed in longeron left side, and a first fixing type electric cucurbit 3 is installed on right side.2 times extension releases 10 of mobile type electric cucurbit, release 10 hooks the suspension ring at simulation people 11 tops, the first fixing type electric cucurbit 3 times is hung 2kN dynamometer 9, dynamometer 9 connection mode personifications 11 tie up the back suspension ring of securing band with it in advance, control operation platform 7 operates, promote the first fixing type electric cucurbit 3, simulation people 11 is carried to safe distance overhead, lifting mobile formula electric block 2, simulation people 11 is carried to falling distance overhead, safe distance summation, move left and right mobile type electric cucurbit 2, simulation people 11 hitch points are moved to the horizontal range of release 10 point of release regulations, moment is opened release 10, simulation people 11 free fallings stop safe distance, securing band impulse test completes.
2 times extension releases 10 of mobile type electric cucurbit, release 10 hooks the suspension ring at simulation people 11 tops; The first fixing type electric cucurbit 3 times is hung 2kN dynamometer 9, dynamometer 9 connects the upper connector of speed difference type cage dog, the lower connector securing band back suspension ring that connection mode personification 11 ties up with it again, control operation platform 7 operates, promote the first fixing type electric cucurbit 3, speed difference type cage dog is carried to wire rope or synthon band and pulled out predetermined distance, locking distance, safe distance summation, and with pliers, clamp wire rope or synthon band in case retract in exit; Lifting mobile formula electric block 2, simulation people 11 is carried to distance overhead and is: the wire rope of speed difference type cage dog or synthon band pull out predetermined distance, locking distance, safe distance, falling distance summation, move left and right mobile type electric cucurbit 2, simulation people 11 hitch points are moved to the horizontal range of release 10 point of release regulations, moment is opened release 10, simulation people 11 free fallings stop in locking distance, and speed difference type cage dog impulse test completes.
The second fixing type electric cucurbit 4 is installed on steelframe 1 front longitudinal, right side hangs a track rope 6 in the horizontal range of regulation, the locking system of cable type safety catcher one end is arranged on track rope 6, and other end connector connects dynamometer 9 and simulates the front suspension ring of securing band that people 11 ties up in advance with it; The second fixing type electric cucurbit 4 times extension release 10, the suspension ring at anthropomorphic 11 tops of release 10 connection modes, control operation platform 7 operates, and promotes the second fixing type electric cucurbit 4, and simulation people 11 is carried to overhead locking distance, falling distance, safe distance summation; Moment is opened release 10, and simulation people 11 free fallings are to locking distance, and cable type safety catcher impulse test completes; The second fixing type electric cucurbit 4 left sides hang a rail steel 5 in the horizontal range of regulation, and the locking system of rail type anti-falling device one end is arranged on rail steel 5, with the same manner operation, complete the impulse test of rail type anti-falling device.
This multifunction test device both can be done impulse test, also can do static test.It is as follows that high-rise working managing security tools and instruments is done static test: one, on middle longeron, the first fixing type electric cucurbit is hung oil cylinder 12 3 times, oil cylinder 12 use petroleum pipeline connecting fluid press pumps 13, 12 times rings of oil cylinder connect 2kN dynamometer 9, connect again connector on speed difference type cage dog, pull out whole wire rope or the synthon band of speed difference type cage dog, and with pliers, clamp wire rope or synthon band in case retract in exit, wire rope or synthon band string are crossed ground and are installed one towards sky corner block 8, the connector that wire rope or synthon are taken the lead connects ground anchor ring at a distance again, control operation platform 7 operates, promote the first fixing type electric cucurbit 3 and make pretension, operation hydraulic pump 13 makes oil cylinder 12 reach regulation speed at the uniform velocity, arrive after regulation dynamometry value, the pressurize stipulated time, speed difference type cage dog static test completes, particularly the whole wire rope in speed difference type cage dog or synthon band have obtained detection, two, in above series connection, speed difference type cage dog changes simulation people 11 into, suspension ring after the securing band that connection mode personification 11 is dressed with it in advance, simulation people 11 is fixed on dolly 14, the interior placement of dolly 14 surpass specified load miniweights 15, with the same manner operation, the static test of securing band completes, three, in above series connection, simulate people 11 and change track rope 6 connection dollies into, the locking system of cable type safety catcher one end is arranged on track rope 6, and the other end connects 2kN dynamometer 9, and with the same manner operation, the static test of cable type safety catcher completes, four, at above series connection middle orbit rope 6, change rail steel 5 into and connect dolly, cable type safety catcher changes rail type anti-falling device into, and the locking system of rail type anti-falling device one end is arranged on rail steel 5, and the other end connects 2kN dynamometer 9, with the same manner operation, complete the static test of rail type anti-falling device.
A kind of multifunction test device shown in above Fig. 1 is specific embodiment of the utility model; the utility model substantive distinguishing features and progress have been embodied; can be according to actual use needs; under enlightenment of the present utility model; it is carried out to the equivalent modifications of the aspects such as shape, structure, all at the row of the protection domain of this programme.
Claims (6)
1. a multifunction test device, it is characterized in that: comprise steelframe (1), be located at the mobile type electric cucurbit (2) on steelframe (1), the first fixing type electric cucurbit (3), the second fixing type electric cucurbit (4), vertical rail steel (5) and the track rope (6) arranging, the dynamometer that can hang (9), release (10) and simulation people (11), load the dolly (14) of miniweights (15), be used for controlling mobile type electric cucurbit (2), the first fixing type electric cucurbit (3), the operator's console (7) of the second fixing type electric cucurbit (4) and release (10) work.
2. a kind of multifunction test device according to claim 1, it is characterized in that: described steelframe (1) comprises vertical feet (101), be positioned at the left crossbeam of feet (101) top, middle cross beam, right crossbeam and front longitudinal (102), middle longeron (103), floor side member, described mobile type electric cucurbit (2), the first fixing type electric cucurbit (3) is divided on the middle longeron (103) of middle cross beam both sides, the second described fixing type electric cucurbit (4) is located on front longitudinal (102), the upper end of rail steel (5) and track rope (6) is located on front longitudinal (102), the lower end of track rope (6) is connected with ground.
3. a kind of multifunction test device according to claim 2, it is characterized in that: test unit also comprises the first fixing deflection sheave (16), the second fixing deflection sheave (16), the 3rd fixing deflection sheave (16), large counterweight (18) and through the 3rd, second, the first lifting rope (17) that fixedly deflection sheave (16) is rear and large counterweight (18) is connected, described first, second fixedly deflection sheave (16) be located on front longitudinal (102), first, second fixedly the rotating shaft of deflection sheave (16) is parallel with middle cross beam, the 3rd fixedly the rotating shaft of deflection sheave (16) is vertical with middle cross beam, the described the 3rd fixedly deflection sheave (16) be positioned on the upper or ground of the feet (101) of the second pulley below.
4. a kind of multifunction test device according to claim 3, it is characterized in that: first fixedly the ground of deflection sheave (16) below be provided with heavy hole, in hole, hold a plurality of large counterweights (18), between large counterweight (18), be provided with web member to realize combination between large counterweight (18) with separated.
5. a kind of multifunction test device according to claim 4, is characterized in that: the second described fixing type electric cucurbit (4), rail steel (5), track rope (6) with first fixedly deflection sheave (16), second fixedly deflection sheave (16) be divided on the front longitudinal (102) of the middle cross beam left and right sides.
6. according to a kind of multifunction test device described in the arbitrary claim of claim 1-5, it is characterized in that: described test unit also comprises the oil cylinder (12) of hanging on the first fixing type electric cucurbit (3), the hydraulic pump (13) that is used to oil cylinder (12) fuel feeding; The ground of described middle longeron (103) below is provided with towards sky deflection sheave (8).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320629648.6U CN203465079U (en) | 2013-10-12 | 2013-10-12 | Multifunctional testing device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201320629648.6U CN203465079U (en) | 2013-10-12 | 2013-10-12 | Multifunctional testing device |
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| CN203465079U true CN203465079U (en) | 2014-03-05 |
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| CN201320629648.6U Expired - Lifetime CN203465079U (en) | 2013-10-12 | 2013-10-12 | Multifunctional testing device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103528786A (en) * | 2013-10-12 | 2014-01-22 | 国家电网公司 | Multifunctional test device and working method thereof |
| CN105271031A (en) * | 2014-06-06 | 2016-01-27 | 邵建军 | Crane jib-free simple lifting apparatus |
| CN108801813A (en) * | 2018-05-17 | 2018-11-13 | 兰州理工大学 | Single-point bump test device |
| CN109141799A (en) * | 2018-08-24 | 2019-01-04 | 芜湖美威包装品有限公司 | Overlay film foam test device |
| CN110160817A (en) * | 2019-06-19 | 2019-08-23 | 江苏省特种设备安全监督检验研究院 | Electric block tests reinforcement poise system and its application method |
| CN114659780A (en) * | 2022-05-25 | 2022-06-24 | 启东市三联建筑机械有限公司 | Safety detection device for falling protector |
-
2013
- 2013-10-12 CN CN201320629648.6U patent/CN203465079U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103528786A (en) * | 2013-10-12 | 2014-01-22 | 国家电网公司 | Multifunctional test device and working method thereof |
| CN103528786B (en) * | 2013-10-12 | 2018-05-18 | 国家电网公司 | A kind of multifunction test device and its method of work |
| CN105271031A (en) * | 2014-06-06 | 2016-01-27 | 邵建军 | Crane jib-free simple lifting apparatus |
| CN108801813A (en) * | 2018-05-17 | 2018-11-13 | 兰州理工大学 | Single-point bump test device |
| CN109141799A (en) * | 2018-08-24 | 2019-01-04 | 芜湖美威包装品有限公司 | Overlay film foam test device |
| CN109141799B (en) * | 2018-08-24 | 2020-04-17 | 芜湖美威包装品有限公司 | Tectorial membrane foam testing arrangement |
| CN110160817A (en) * | 2019-06-19 | 2019-08-23 | 江苏省特种设备安全监督检验研究院 | Electric block tests reinforcement poise system and its application method |
| CN110160817B (en) * | 2019-06-19 | 2024-04-16 | 江苏省特种设备安全监督检验研究院 | Boosting weight system for electric hoist test and use method thereof |
| CN114659780A (en) * | 2022-05-25 | 2022-06-24 | 启东市三联建筑机械有限公司 | Safety detection device for falling protector |
| CN114659780B (en) * | 2022-05-25 | 2022-09-23 | 启东市三联建筑机械有限公司 | Safety detection device for falling protector |
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