CN109682695A - The anti-object collision performance detection device of railing and detection method - Google Patents
The anti-object collision performance detection device of railing and detection method Download PDFInfo
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- CN109682695A CN109682695A CN201811624973.7A CN201811624973A CN109682695A CN 109682695 A CN109682695 A CN 109682695A CN 201811624973 A CN201811624973 A CN 201811624973A CN 109682695 A CN109682695 A CN 109682695A
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- G—PHYSICS
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/30—Investigating strength properties of solid materials by application of mechanical stress by applying a single impulsive force, e.g. by falling weight
- G01N3/303—Investigating strength properties of solid materials by application of mechanical stress by applying a single impulsive force, e.g. by falling weight generated only by free-falling weight
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- G—PHYSICS
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- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
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Abstract
The present invention relates to a kind of anti-object collision performance detection device of railing and detection methods, detect for the anti-object collision performance to railing.Detection method includes the following steps for the anti-object collision performance of railing: non-floating rail → fixation rammer → determination detects position → adjustment initial position → simulating impact → calculating Impact energy → record data → result judgement.The present invention compared with the prior art for, can detect resisting for railing simultaneously soft weight collision performance and resists hard weight collision performance, and preferably railing to be detected is clamped, it prevents from making railing fall off since clamping is not reliable during detection, improve the accuracy of detection, and it is applicable to the railing of various models and style, and it is convenient and practical, increase the scope of application of railing detection device.And rammer can be adjusted to specified altitude assignment or angle, simulation test is carried out to nominative testing point, it is ensured that the input safety using railing.
Description
Technical field
The present invention relates to the anti-object collision performance detection device of railing and detection methods and detection method, for railing
Anti- object collision performance is detected.
Background technique
Railing is related to people often movable place as matched components such as buildings, though Building rail is not belonging to build
Owner's body structural domain is built, but the quality of its working condition is still related to the safety of people's lives and properties, therefore the characteristic of railing
Work is examined gradually to be taken seriously." People's Republic of China's building industry professional standard " defines glass for building purposes and metal grid
Test method, inspection rule of bar mechanical property etc., wherein anti-object collision performance verifies as mechanical properties test project
First term must examine item.It especially goes out railing in Chongqing City's bus in 2018 to crash into river, the event for causing more people wrecked occurs
Later, the detection of railing is even more important, but not yet dedicated for the complete set of equipments of the item detection, some set industry at present
Standby to be only used for resisting soft object to hit or hard object being resisted to hit for detection railing, detection needs to implement respectively every time, extremely inconvenient, so that
There are certain difficulties for related work development.
Summary of the invention
In view of the technical problems existing in the prior art, the present invention provides a kind of anti-object collision performance detections of railing to set
Standby and detection method, for examining the anti-object collision performance of railing, it is ensured that the railing to come into operation touches the mark.
To realize the above-mentioned technical purpose, The technical solution adopted by the invention is as follows:
The anti-object collision performance detection device of railing, including the fixed device of guardrail and the shock being fixed at the top of the fixed device of guardrail
Device.The fixed device of the guardrail includes sliding rail, fixed frame, removable pillar, idler wheel and the first fixed device.The fixed frame
It being symmetrical arranged, and top and bottom is fixedly connected to sliding rail, the top and bottom of the removable pillar is equipped with idler wheel, and
It is slidably connected by idler wheel and the sliding rail, the described first fixed device is detachably arranged in bottom between two removable pillars
On the sliding rail in portion.Described first fixed device includes guardrail clamping device, the first clamping block, the first rotary body and the first screw thread
Bar.First clamping block is L-shaped, and is fixedly connected with the railing clamping device, and first rotary body passes through the first spiral shell
Rasp bar is threadedly coupled with the first clamping block.The guardrail clamping device includes fixed bottom plate, fixed side panel, sliding block, the second screw thread
Bar and the second rotary body.The fixed side panel is symmetrically set in the two sides of the fixed bottom plate, the sliding block and the fixed bottom plate
It is slidably connected, second threaded rod one end is fixedly connected with sliding block by bearing, and the other end passes through the fixed side panel on right side simultaneously
It is fixedly connected with the second rotary body, wherein second threaded rod is to be threadedly coupled with the fixed side panel.The percussion device
Including bracket, Extension support, sliding block, angel measuring instrument, first motor, the second motor, the first wirerope, the second wirerope, first
Fixed pulley, the second fixed pulley, pulley blocks, locking pliers, fixture, third fixed pulley and the 4th fixed pulley.The branch is set up in described
The side of fixed frame, the Extension support are set to the other side of the fixed frame, and the pulley blocks are set to the Extension support side
Middle part, first fixed pulley and second fixed pulley are respectively arranged at the both ends at the top of the Extension support, the sliding block
It is slidably connected between the pulley blocks, and with the pulley blocks, wherein the sliding block both ends are respectively equipped with third fixed pulley
With the 4th fixed pulley, the angel measuring instrument is set to the rear side of the third fixed pulley, and the locking pliers is set to the first fixed pulley
Underface, the top of first wirerope one end and locking pliers connects, and the other end successively bypasses the first fixed pulley and second
Fixed pulley is simultaneously connect with first motor, and the fixture is set to the underface of third fixed pulley, second wirerope one end and folder
The top of tool connects, and the other end successively bypasses third fixed pulley and the 4th fixed pulley and connect with the second motor.
It further limits, the fixed frame side is installed with staircase.
It further limits, moves the opposite inside of pillar and be equipped with sliding slot.
It further limits, is provided with the second fixed device being slidably connected with removable pillar in the sliding slot, described the
Two fixed devices include guardrail clamping device, the second clamping block, handle and handle threaded rod.Second clamping block is L-shaped, and
It is fixedly connected with the fixed side panel, the handle is threadedly coupled by handle threaded rod with second clamping block.
It further limits, the fixed bottom of device of the guardrail is equipped with foundation bolt.
The detection method of the above-mentioned anti-object collision performance detection device of railing, when detecting the shock of hard weight, including it is following
Step:
Railing bottom to be detected and handrail are passed through the first fixed device and the second fixed device by step 1, non-floating rail respectively
It is fixed；
Step 2, fixed rammer, using the smooth solid hardened steel ball in surface, and sphere is equipped with hangers, by steel ball
Hangers is fixed with fixture, and wherein the quality of steel ball is 1030g ~ 1050g, diameter 63.5cm, and at maximum drop,
The horizontal sextant angle of second wirerope and hanging point horizontal plane is greater than 14 °；
Object location is hit in step 3, adjustment, and steel ball and the second wirerope are in free state, the outer rim of steel ball and the shock of guardrail
Identity distance is located at tested rum point from the geometric center for 5mm ~ 15mm, steel ball with radius in the circular scope of 25mm；
Step 4, adjustment initial position clamp fixture by locking pliers, and drive the second wirerope to locking pliers by first motor
Height be adjusted, angular referenced measuring instrument, to clamping rammer elemental height and angle be adjusted；
Step 5, simulating impact unclamp locking pliers, and fixture is made to drive rammer by specified altitude assignment and angle to railing to be detected
It is hit；
Step 6 calculates Impact energy, and Impact energy is calculated by E=9.8mh, and wherein E is Impact energy, and unit is every meter of newton, m
For the quality of impacting object, unit is kilogram that h is the effective height of drop of impacting object, and unit is rice.
Step 7, record data, are implemented to hit by impingement position, and the error of descent altitude is less than 20mm, and shield is detected after shock
Each position situation of the damaged condition and guardrail on column；
Step 8, result judgement determine that detection railing is substandard product when there are following situations:
A) when railing occurs broken, there is fragment obscission；
B) each connecting portion of guardrail has loose or obscission.
The present invention is another technical solution used by solving its technical problem are as follows:
The anti-object collision performance detection device of railing, including the fixed device of guardrail and the shock being fixed at the top of the fixed device of guardrail
Device.The fixed device of the guardrail includes sliding rail, fixed frame, removable pillar, idler wheel and the first fixed device.The fixed frame
It being symmetrical arranged, and top and bottom is fixedly connected to sliding rail, the top and bottom of the removable pillar is equipped with idler wheel, and
It is slidably connected by idler wheel and the sliding rail, the described first fixed device is detachably arranged in bottom between two removable pillars
On the sliding rail in portion.Described first fixed device includes guardrail clamping device, the first clamping block, the first rotary body and the first screw thread
Bar.First clamping block is L-shaped, and is fixedly connected with the railing clamping device, and first rotary body passes through the first spiral shell
Rasp bar is threadedly coupled with the first clamping block.The guardrail clamping device includes fixed bottom plate, fixed side panel, sliding block, the second screw thread
Bar and the second rotary body.The fixed side panel is symmetrically set in the two sides of the fixed bottom plate, the sliding block and the fixed bottom plate
It is slidably connected, second threaded rod one end is fixedly connected with sliding block by bearing, and the other end passes through the fixed side panel on right side simultaneously
It is fixedly connected with the second rotary body, wherein second threaded rod is to be threadedly coupled with the fixed side panel.The percussion device
Including bracket, Extension support, sliding block, angel measuring instrument, first motor, the second motor, the first wirerope, the second wirerope, first
Fixed pulley, the second fixed pulley, pulley blocks, locking pliers, fixture, third fixed pulley and the 4th fixed pulley.The branch is set up in described
The side of fixed frame, the Extension support are set to the other side of the fixed frame, and the pulley blocks are set to the Extension support side
Middle part, first fixed pulley and second fixed pulley are respectively arranged at the both ends at the top of the Extension support, the sliding block
It is slidably connected between the pulley blocks, and with the pulley blocks, wherein the sliding block both ends are respectively equipped with third fixed pulley
With the 4th fixed pulley, the angel measuring instrument is set to the rear side of the third fixed pulley, and the locking pliers is set to the first fixed pulley
Underface, the top of first wirerope one end and locking pliers connects, and the other end successively bypasses the first fixed pulley and second
Fixed pulley is simultaneously connect with first motor, and the fixture is set to the underface of third fixed pulley, second wirerope one end and folder
The top of tool connects, and the other end successively bypasses third fixed pulley and the 4th fixed pulley and connect with the second motor.
It further limits, the fixed frame side is installed with staircase.
It further limits, moves the opposite inside of pillar and be equipped with sliding slot.
It further limits, is provided with the second fixed device being slidably connected with removable pillar in the sliding slot, described the
Two fixed devices include guardrail clamping device, the second clamping block, handle and handle threaded rod.Second clamping block is L-shaped, and
It is fixedly connected with the fixed side panel, the handle is threadedly coupled by handle threaded rod with second clamping block.
It further limits, the fixed bottom of device of the guardrail is equipped with foundation bolt.
The detection method of the above-mentioned anti-object collision performance detection device of railing, when detecting the shock of soft weight, including it is following
Step:
Railing bottom to be detected and handrail are passed through the first fixed device and the second fixed device by step 1, non-floating rail respectively
It is fixed；
Step 2, fixed rammer, using canister shot bag, wherein canister shot bag quality is 44.9kg ~ 45.1kg, and in maximum drop height
At degree, the horizontal sextant angle of the second wirerope and hanging point horizontal plane is greater than 14 °；
Object location is hit in step 3, adjustment, canister shot band and the second wirerope in free state, the outer rim of canister shot bag and guardrail or
The striking face distance of handrail is 5mm ~ 15mm, and it is the round model of 25mm that the geometric center of canister shot bag, which is located at tested rum point with radius,
In enclosing；
Step 4, adjustment initial position clamp fixture 225 by locking pliers 224, and drive the second wirerope pair by first motor
The height of locking pliers 224 is adjusted, angular referenced measuring instrument, is adjusted to the elemental height and angle of clamping canister shot bag；
Step 5, simulating impact unclamp locking pliers 224, and fixture 225 is made to drive canister shot bag by specified altitude assignment and angle to be detected
Railing hit；
Step 6 calculates Impact energy, and Impact energy is calculated by E=9.8mh, and wherein E is Impact energy, and unit is every meter of newton, m
For the quality of impacting object, unit is kilogram that h is the effective height of drop of impacting object, and unit is rice；
Step 7, record data, are implemented to hit, observe whether each connecting portion occurs loosening phenomenon by impingement position；
Step 8, result judgement determine that detection railing is substandard product when there are following situations:
A) relative displacement of handrail is more than performance requirement value；
B) each connecting portion of guardrail has loose or obscission.
The present invention compared with the prior art for, can detect resisting for railing simultaneously soft weight collision performance and resists hard weight
Collision performance, and preferably railing to be detected is clamped, it prevents from making during detection since clamping is not reliable
Railing falls off, and improves the accuracy of detection, and is applicable to the railing of various models and style, convenient and practical, increases column
The scope of application of bar detection device.And rammer can be adjusted to specified altitude assignment or angle, mould is carried out to nominative testing point
Quasi- test, it is ensured that the input safety using railing.
Detailed description of the invention
Fig. 1 is the main view of the anti-object collision performance detection device of railing of the present invention；
Fig. 2 is the left view of the anti-object collision performance detection device of railing of the present invention；
Fig. 3 is the structural schematic diagram of the first fixed device in the present invention；
Fig. 4 is 90 ° of schematic diagrames of vertical view anticlockwise of the first fixed device in the present invention；
Fig. 5 is the structural schematic diagram of the second fixed device in the present invention；
Fig. 6 is the top view of the second fixed device in the present invention；
Corresponding indicate is respectively as follows: the fixed device of 1- guardrail in figure, 2- percussion device, 3- foundation bolt, 4- staircase, 11- sliding rail,
12- fixed frame, 13- move pillar, 14- guardrail clamping device, the fixed device of 15- first, 16- idler wheel, the fixed dress of 17- second
It sets, 21- bracket, 22- Extension support, 23- sliding block, 24- angel measuring instrument, 131- sliding slot, the fixed bottom plate of 141-, 142- affixed side
Plate, 143- sliding block, the second threaded rod of 144-, the second rotary body of 145-, the first clamping block of 152-, the first rotary body of 153-, 154-
First threaded rod, the second clamping block of 171-, 172- handle, 173- handle threaded rod, 211- first motor, the second motor of 212-,
The first wirerope of 213-, the second wirerope of 214-, the first fixed pulley of 221-, the second fixed pulley of 222-, 223- pulley blocks, 224- are big
Power pincers, 225- fixture, 231- third fixed pulley, the 4th fixed pulley of 232-.
Specific embodiment
In order to which those skilled in the art may be better understood, with reference to the accompanying drawings and examples to the technology of the present invention
Scheme further illustrates.
Embodiment 1:
As shown in Figure 1, Figure 2, Fig. 3, Fig. 4, Fig. 5 and the anti-object collision performance detection device of railing shown in fig. 6, including the fixed dress of guardrail
It sets 1 and is fixed on the percussion device 2 at fixed 1 top of device of guardrail.The fixed device 1 of the guardrail include sliding rail 11, fixed frame 12,
Removable pillar 13, idler wheel 16 and the first fixed device 15.The fixed frame 12 is symmetrical arranged, and the fixed company of top and bottom
It is connected to sliding rail 11, the top and bottom of the removable pillar 13 is equipped with idler wheel 16, and passes through idler wheel 16 and the sliding rail 11
It is slidably connected, the described first fixed device 15 is detachably arranged between two removable pillars 13 on the sliding rail 11 of bottom.
Described first fixed device 15 includes guardrail clamping device 14, the first clamping block 152, the first rotary body 153 and the first threaded rod
154.First clamping block 152 is L-shaped, and is fixedly connected with the railing clamping device 14, and first rotary body 153 is logical
The first threaded rod 154 is crossed to be threadedly coupled with the first clamping block 152.The guardrail clamping device 14 includes fixed bottom plate 141, fixes
Side plate 142, sliding block 143, the second threaded rod 144 and the second rotary body 145.Described two fixed side panels 142 are symmetrically set in described
The two sides of fixed bottom plate 141, the sliding block 143 are slidably connected with the fixed bottom plate 141, described second threaded rod, 144 one end
It is fixedly connected with sliding block 143 by bearing, the other end, which passes through the fixed side panel 142 on right side and fixes with the second rotary body 145, to be connected
It connects, wherein second threaded rod 144 is to be threadedly coupled with the fixed side panel 142.The percussion device 2 include bracket 21,
Extension support 22, sliding block 23, angel measuring instrument 24, first motor 211, the second motor 212, the first wirerope 213, the second wirerope
214, the first fixed pulley 221, the second fixed pulley 222, pulley blocks 223, locking pliers 224, fixture 225, third fixed pulley 231 and
Four fixed pulleys 232.The bracket 21 is set to the side of the fixed frame 12, and the Extension support 22 is set to the another of the fixed frame 12
Side, the pulley blocks 223 are set to the middle part of 22 side of Extension support, and first fixed pulley 221 and described second are determined
Pulley 222 is respectively arranged at the both ends at 22 top of Extension support, and the sliding block 23 is set between the pulley blocks 223, and with
The pulley blocks 223 are slidably connected, wherein 23 both ends of the sliding block are respectively equipped with third fixed pulley 231 and the 4th fixed pulley 232,
The angel measuring instrument 24 is set to the rear side of the third fixed pulley 222, and the locking pliers 224 is set to the first fixed pulley 221
Underface, described first wirerope, 213 one end are connect with the top of locking pliers 224, and the other end successively bypasses the first fixed pulley 221
With the second fixed pulley 222 and connect with first motor 211, the fixture 225 is set to the underface of third fixed pulley 231, described
Second wirerope, 214 one end is connect with the top of fixture 225, and the other end successively bypasses third fixed pulley 231 and the 4th fixed pulley
It 232 and is connect with the second motor 212.12 side of fixed frame is installed with staircase 4.It further limits, moves 13 phase of pillar
Pair inside be equipped with sliding slot 131.The second fixed device being slidably connected with removable pillar 13 is provided in the sliding slot 131
17, the described second fixed device 17 includes railing clamping device 14, the second clamping block 171, handle 172 and handle threaded rod 173.
Second clamping block 171 is L-shaped, and is fixedly connected with the fixed side panel 142, and the handle 172 passes through handle threaded rod
173 are threadedly coupled with second clamping block 171.Fixed 1 bottom of device of the guardrail is equipped with foundation bolt 3.
The detection method of the above-mentioned anti-object collision performance detection device of railing, it is specific when detecting the shock of hard weight
Detection method is realized according to the following steps:
Railing bottom to be detected and handrail are passed through the first fixed device and the second fixed device by step 1, non-floating rail respectively
It is fixed；
Step 2, fixed rammer, using the smooth solid hardened steel ball in surface (simulating hard object), and sphere is equipped with
The hangers of steel ball is fixed hangers with fixture, wherein the quality of steel ball be 1030g ~ 1050g, diameter 63.5cm, and
At maximum drop, the horizontal sextant angle of the second wirerope and hanging point horizontal plane is greater than 14 °；
Object location is hit in step 3, adjustment, and steel ball and the second wirerope are in free state, the outer rim of steel ball and the shock of guardrail
Identity distance is located at tested rum point from the geometric center for 5mm ~ 15mm, steel ball with radius in the circular scope of 25mm；
Step 4, adjustment initial position clamp fixture by locking pliers, and drive the second wirerope to locking pliers by first motor
Height be adjusted, angular referenced measuring instrument, to clamping rammer elemental height and angle be adjusted；
Step 5, simulating impact unclamp locking pliers, and fixture is made to drive rammer by specified altitude assignment and angle to railing to be detected
It is hit；
Step 6 calculates Impact energy, and Impact energy is calculated by E=9.8mh, and wherein E is Impact energy, and unit is every meter of newton, m
For the quality of impacting object, unit is kilogram that h is the effective height of drop of impacting object, and unit is rice.
Step 7, record data, are implemented to hit by impingement position, and the error of descent altitude is less than 20mm, and shield is detected after shock
Each position situation of the damaged condition and guardrail on column；
Step 8, result judgement determine that detection railing is substandard product when there are following situations:
A) when railing occurs broken, there is fragment obscission；
B) each connecting portion of guardrail has loose or obscission.
Embodiment 2:
As shown in Figure 1, Figure 2, Fig. 3, Fig. 4, Fig. 5 and the anti-object collision performance detection device of railing shown in fig. 6, including the fixed dress of guardrail
It sets 1 and is fixed on the percussion device 2 at fixed 1 top of device of guardrail.The fixed device 1 of the guardrail include sliding rail 11, fixed frame 12,
Removable pillar 13, idler wheel 16 and the first fixed device 15.The fixed frame 12 is symmetrical arranged, and the fixed company of top and bottom
It is connected to sliding rail 11, the top and bottom of the removable pillar 13 is equipped with idler wheel 16, and passes through idler wheel 16 and the sliding rail 11
It is slidably connected, the described first fixed device 15 is detachably arranged between two removable pillars 13 on the sliding rail 11 of bottom.
Described first fixed device 15 includes guardrail clamping device 14, the first clamping block 152, the first rotary body 153 and the first threaded rod
154.First clamping block 152 is L-shaped, and is fixedly connected with the railing clamping device 14, and first rotary body 153 is logical
The first threaded rod 154 is crossed to be threadedly coupled with the first clamping block 152.The guardrail clamping device 14 includes fixed bottom plate 141, fixes
Side plate 142, sliding block 143, the second threaded rod 144 and the second rotary body 145.The fixed side panel 142 is symmetrically set in the fixation
The two sides of bottom plate 141, the sliding block 143 are slidably connected with the fixed bottom plate 141, described second threaded rod, 144 one end and cunning
Block 143 is fixedly connected by bearing, and the other end passes through the fixed side panel 142 on right side and is fixedly connected with the second rotary body 145,
Described in the second threaded rod 144 and the fixed side panel 142 be to be threadedly coupled.The percussion device 2 includes bracket 21, Extension support
22, sliding block 23, angel measuring instrument 24, first motor 211, the second motor 212, the first wirerope 213, the second wirerope 214,
One fixed pulley 221, the second fixed pulley 222, pulley blocks 223, locking pliers 224, fixture 225, third fixed pulley 231 and the 4th are fixed sliding
Wheel 232.The bracket 21 is set to the side of the fixed frame 12, and the Extension support 22 is set to the other side of the fixed frame 12,
The pulley blocks 223 are set to the middle part of 22 side of Extension support, first fixed pulley 221 and second fixed pulley
222 are respectively arranged at the both ends at 22 top of the Extension support, and the sliding block 23 is set between the pulley blocks 223, and with it is described
Pulley blocks 223 are slidably connected, wherein 23 both ends of the sliding block are respectively equipped with third fixed pulley 231 and the 4th fixed pulley 232, it is described
Angel measuring instrument 24 be set to the third fixed pulley 222 rear side, the locking pliers 224 be set to the first fixed pulley 221 just under
Side, described first wirerope, 213 one end connect with the top of locking pliers 224, and the other end successively bypasses the first fixed pulley 221 and the
Two fixed pulleys 222 are simultaneously connect with first motor 211, the fixture 225 be set to third fixed pulley 231 underface, described second
214 one end of wirerope is connect with the top of fixture 225, and the other end successively bypasses third fixed pulley 231 and the 4th fixed pulley 232 simultaneously
It is connect with the second motor 212.12 side of fixed frame is installed with staircase 4.It further limits, moves opposite interior of pillar 13
Side is equipped with sliding slot 131.The second fixed device 17 being slidably connected with removable pillar 13 is provided in the sliding slot 131, it is described
Second fixed device 17 includes railing clamping device 14, the second clamping block 171, handle 172 and handle threaded rod 173.Described
Two clamping blocks 171 are L-shaped, and are fixedly connected with the fixed side panel 142, and the handle 172 passes through handle threaded rod 173 and institute
State the threaded connection of the second clamping block 171.Fixed 1 bottom of device of the guardrail is equipped with foundation bolt 3.
The detection method of the above-mentioned anti-object collision performance detection device of railing, it is specific when detecting the shock of soft weight
Detection method is realized according to the following steps:
It is fixed to be passed through the first fixed device 15 and second by step 1, non-floating rail respectively for railing bottom to be detected and armrest part
Device 17 is fixed；
Step 2, fixed rammer, using canister shot bag (simulating soft object), wherein canister shot bag quality is 44.9kg ~ 45.1kg, and
At maximum drop height, the horizontal sextant angle of the second wirerope and hanging point horizontal plane is greater than 14 °；
Object location is hit in step 3, adjustment, canister shot band and the second wirerope in free state, the outer rim of canister shot bag and guardrail or
The striking face distance of handrail is 5mm ~ 15mm, and it is the round model of 25mm that the geometric center of canister shot bag, which is located at tested rum point with radius,
In enclosing；
Step 4, adjustment initial position clamp fixture by locking pliers, and drive the second wirerope to locking pliers by first motor
Height be adjusted, angular referenced measuring instrument, to clamping canister shot bag elemental height and angle be adjusted；
Step 5, simulating impact unclamp locking pliers, and fixture is made to drive canister shot bag by specified altitude assignment and angle to railing to be detected
It is hit；
Step 6 calculates Impact energy, and Impact energy is calculated by E=9.8mh, and wherein E is Impact energy, and unit is every meter of newton, m
For the quality of impacting object, unit is kilogram that h is the effective height of drop of impacting object, and unit is rice；
Step 7, record data, are implemented to hit, observe whether each connecting portion occurs loosening phenomenon by impingement position；
Step 8, result judgement determine that detection railing is substandard product when there are following situations:
A) relative displacement of handrail is more than performance requirement value；
B) each connecting portion of guardrail has loose or obscission.
The anti-object collision performance detection device of railing provided by the invention and detection method are described in detail above,
The explanation of specific embodiment is merely used to help understand method and its core concept of the invention.It should be pointed out that for this technology
For the those of ordinary skill in field, without departing from the principle of the present invention, several improvement can also be carried out to the present invention
And modification, these improvements and modifications also fall within the scope of protection of the claims of the present invention.
Claims (6)
1. the anti-object collision performance detection device of railing, it is characterised in that: fix device including guardrail and be fixed on guardrail and fix
Percussion device at the top of device；The fixed device of the guardrail includes that sliding rail, fixed frame, removable pillar, idler wheel and first are fixed
Device, the fixed frame is symmetrical arranged, and top and bottom is fixedly connected to sliding rail, the top and bottom of the removable pillar
Portion is equipped with idler wheel, and is slidably connected by idler wheel and the sliding rail, and the described first fixed device is detachably arranged in two
Between removable pillar on the sliding rail of bottom；Described first fixed device includes guardrail clamping device, the first clamping block, the first rotation
Swivel and the first threaded rod, first clamping block is L-shaped, and is fixedly connected with the railing clamping device, first rotation
Swivel is threadedly coupled by the first threaded rod with the first clamping block；The guardrail clamping device include fixed bottom plate, fixed side panel,
Sliding block, the second threaded rod and the second rotary body, the fixed side panel are symmetrically set in the two sides of the fixed bottom plate, the sliding block with
The fixed bottom plate is slidably connected, and second threaded rod one end is fixedly connected with sliding block by bearing, and the other end passes through right side
Fixed side panel and be fixedly connected with the second rotary body, wherein second threaded rod and the fixed side panel are to be threadedly coupled；
The percussion device includes bracket, Extension support, sliding block, angel measuring instrument, first motor, the second motor, the first wirerope, second
Wirerope, the first fixed pulley, the second fixed pulley, pulley blocks, locking pliers, fixture, third fixed pulley and the 4th fixed pulley, the branch
It is set up in the side of the fixed frame, the Extension support is set to the other side of the fixed frame, and the pulley blocks are set to described
The middle part of Extension support side, first fixed pulley and second fixed pulley are respectively arranged at two at the top of the Extension support
End, the sliding block is set between the pulley blocks, and is slidably connected with the pulley blocks, wherein the sliding block both ends are respectively equipped with
Third fixed pulley and the 4th fixed pulley, the angel measuring instrument are set to the rear side of the third fixed pulley, and the locking pliers is set to
The top of the underface of first fixed pulley, first wirerope one end and locking pliers connects, and it is fixed that the other end successively bypasses first
Pulley and the second fixed pulley are simultaneously connect with first motor, and the fixture is set to the underface of third fixed pulley, second steel wire
Rope one end and the top of fixture connect, and the other end successively bypasses third fixed pulley and the 4th fixed pulley and connect with the second motor.
2. the anti-object collision performance detection device of railing as described in claim 1, it is characterised in that: the fixed frame side is solid
Equipped with staircase.
3. the anti-object collision performance detection device of railing as described in claim 1, it is characterised in that: removable pillar is opposite
Inside is equipped with sliding slot.
4. the anti-object collision performance detection device of railing as claimed in claim 3, it is characterised in that: be provided in the sliding slot
The second fixed device being slidably connected with removable pillar, the described second fixed device include railing clamping device, the second clamping
Block, handle and handle threaded rod；Second clamping block is L-shaped, and is fixedly connected with the fixed side panel, and the handle passes through
Handle threaded rod is threadedly coupled with second clamping block.
5. the anti-object collision performance detection device of railing as described in claim 1, it is characterised in that: the fixed device of the guardrail
Bottom is equipped with foundation bolt.
6. the anti-object collision performance detection device of railing a method as claimed in any one of claims 1 to 5, detection method include:
Railing bottom to be detected and handrail are passed through the first fixed device and the second fixed device by step 1, non-floating rail respectively
It is fixed；
Step 2, fixed rammer, the rammer for being used to detect railing anti-collision performance is fixed by fixture, wherein
When simulating the shock of hard object, the stationary balls below fixture, the wherein steel ball solid hardened steel ball smooth using surface, and ball
Body is equipped with hangers, and the hangers of steel ball is fixed with fixture, and the quality of steel ball is 1030g ~ 1050g, diameter 63.5cm；
When simulating the shock of soft object, canister shot bag is fixed on fixture, wherein canister shot bag quality is 44.9kg ~ 45.1kg, and is dropped in maximum
At drop height degree, the horizontal sextant angle of the second wirerope and hanging point horizontal plane is greater than 14 °；
Step 3, adjustment hit object location, rammer and the second wirerope in free state, the outer rim of rammer with it is to be detected
The striking face distance of railing is 5mm ~ 15mm, and the geometric center of rammer, which is located at, is detected rum point with radius as 25, circle
In range；
Step 4, adjustment initial position clamp fixture by locking pliers, and drive the second wirerope to locking pliers by first motor
Height be adjusted, angular referenced measuring instrument, to clamping rammer elemental height and angle be adjusted；
Step 5, simulating impact unclamp locking pliers, and fixture is made to drive rammer by specified altitude assignment and angle to railing to be detected
It is hit；
Step 6 calculates Impact energy, and Impact energy is calculated by E=9.8mh, and wherein E is Impact energy, and unit is every meter of newton, m
For the quality of impacting object, unit is kilogram that h is the effective height of drop of impacting object, and unit is rice；
Step 7, the case where recording data and observing each connecting portion；
Step 8, result judgement.
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| CN201811624973.7A CN109682695B (en) | 2018-12-28 | 2018-12-28 | Detection equipment and detection method for object impact resistance of handrail |
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| CN201811624973.7A CN109682695B (en) | 2018-12-28 | 2018-12-28 | Detection equipment and detection method for object impact resistance of handrail |
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| CN109682695B CN109682695B (en) | 2021-08-10 |
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