CN102507328B - A kind of Portable escalator skirt board rigidity detection device - Google Patents
A kind of Portable escalator skirt board rigidity detection device Download PDFInfo
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- CN102507328B CN102507328B CN201110357092.5A CN201110357092A CN102507328B CN 102507328 B CN102507328 B CN 102507328B CN 201110357092 A CN201110357092 A CN 201110357092A CN 102507328 B CN102507328 B CN 102507328B
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Abstract
The present invention relates to detect apparatus field, specifically, relate to a kind of Portable escalator skirt board rigidity detection device, including pressure head, displacement measuring device, piston rod, supercharging cylinder barrel, hydralic pressure gauge, supercharging screw mandrel, supercharging screw, pressurization plunger and dowel steel；Pressurized cylinder jacket casing is connected to outside piston rod, and pressure head is fixed in piston rod and stretches out one end of supercharging cylinder barrel, and piston rod connects displacement measuring device, and hydralic pressure gauge is arranged at supercharging cylinder barrel；Supercharging screw mandrel is connected with supercharging cylinder barrel, supercharging screw rod bushing is located at outside pressurization plunger, and supercharging screw mandrel outer cover is provided with supercharging screw, and dowel steel is connected vertically through fixing in supercharging screw mandrel and pressurization plunger, supercharging screw mandrel both sides offer elongated hole, and dowel steel slides under the drive of supercharging screw in elongated hole.Operating process is easily understood, and engineering staff just can grasp through simple training and exercise, and is specifically designed to the rigidity measuring moving staircase apron plate, and measurement result is accurate, it is simple to carry, easy to use.
Description
Technical field
The present invention relates to detect apparatus field, specifically, relate to a kind of Portable escalator skirt board rigidity detection device.
Background technology
Increasing escalator is widely used in the place that the flows of the people such as subway, airport, market, office building are bigger, undertakes the carrying duty of quickly conveying.People enjoying facility that escalator provided, while clipper service, the threat of the danger also caused in the carelessness faced owing to using or the unsafe factor that exists due to escalator itself.
Escalator belongs to the special equipment of national requirements forced examination, and its quality is concerning broad masses' security of the lives and property.GB16899-1997 " manufacture of escalator and moving sidewalk and installation safety standard " requires that escalator must strengthen periodic detection, to guarantee safe operation, wherein, the rigidity of moving staircase apron plate is had higher requirement.The 5.1.5.6.2 article regulation about stiffness excitations of GB16899-1997: the least favorable position to skirt panel, the vertical power of a 1500N that applies is on the area of 25cm, and its depression not should be greater than 4mm, and should not cause permanent deformation therefrom.
Machine components and the ability of component resistance to deformation.In elastic range, rigidity is the proportionality coefficient that part load is directly proportional to displacement, i.e. causes the power needed for unit displacement.
Owing to detecting the rigidity of moving staircase apron plate, equipment and instrument must be carried to Site Detection at the place of escalator, the rigidity detection device for escalator skirt panel of prior art have due to volume bigger, the reasons such as heavier-weight are not readily portable, the equipment not being used exclusively for measuring moving staircase apron plate having, operation complexity, measurement result is not accurate enough.
Summary of the invention
The present invention is in order to overcome shortcoming of the prior art, it is provided that a kind of Portable escalator skirt board rigidity detection device, and it is easy to carry, simple to operate, easy to use, and measurement result is accurate, is specifically designed to the rigidity of detection handrail elevator skirt panel.
In order to solve above-mentioned technical problem, the present invention is achieved by the following technical solutions.
A kind of Portable escalator skirt board rigidity detection device, including pressure head, displacement measuring device, piston rod, supercharging cylinder barrel, hydralic pressure gauge, supercharging screw mandrel, supercharging screw, pressurization plunger and dowel steel；
Pressurized cylinder jacket casing is connected to outside piston rod, and pressure head is fixed in piston rod and stretches out one end of supercharging cylinder barrel, and piston rod connects displacement measuring device, and hydralic pressure gauge is arranged at supercharging cylinder barrel；
Supercharging screw mandrel is connected with supercharging cylinder barrel, supercharging screw rod bushing is located at outside pressurization plunger, piston rod closely cooperates with supercharging cylinder barrel by being tightly connected circle, supercharging screw mandrel outer cover is provided with supercharging screw, dowel steel is connected vertically through fixing in supercharging screw mandrel and pressurization plunger, supercharging screw mandrel both sides offer elongated hole, and dowel steel slides under the drive of supercharging screw in elongated hole.
Further, displacement measuring device includes connecting rod and displacement measurement dial gauge, and connecting rod one end is fixed in piston rod, and the other end is connected to displacement measurement dial gauge.
Further, displacement measuring device includes adjusting rod, adjustable slip ring and slide gauge, and adjustable slip ring sleeve is connected to outside adjusting rod, with slide gauge with the use of.
Further, pressure head includes that pressure disc and head, head one end are that sphere is connected with pressure disc, and the other end is affixed with piston rod.
Preferably, affixed by being tightly connected circle between supercharging cylinder barrel and supercharging screw mandrel, pressurization plunger is through being tightly connected circle and being tightly connected circle and be slidably connected.
Preferably, a diameter of φ 56.4mm of pressure disc.
It is furthermore preferred that pressurization plunger outer sheath is connected to back-moving spring.
It is furthermore preferred that supercharging screw mandrel is provided with fixing bar, adjusting lever and positioning head, fixing bar is socketed in supercharging cylinder barrel, and fixing bar is socketed on outside adjusting lever, threadeds with adjusting lever, and the other end is connected with positioning head.
It is furthermore preferred that positioning head includes that location dish and positioning pressure head, positioning pressure head are connected with dribbling face, location.
It is furthermore preferred that be provided with bearing between dowel steel and supercharging screw.
Owing to using technique scheme, a kind of Portable escalator skirt board rigidity detection device of the present invention, supercharging screw mandrel and supercharging screw is utilized to coordinate, supercharging screw rotates on supercharging screw mandrel, drives dowel steel motion, and dowel steel drives pressurization plunger motion, pressurization plunger is made to enter into supercharging cylinder barrel, hydraulic fluid pressure becomes big so that hydraulic oil promotes piston rod, drives pressure head to extrude tested handrail elevator skirt panel.
The deformation quantity of size and skirt panel that the pressure head of the present invention applies power to skirt panel can directly read out from instrument, operating process is easily understood, engineering staff just can grasp through simple training and exercise, and it is specifically designed to the rigidity measuring moving staircase apron plate, measurement result is accurate, it is easy to carry, easy to use.
Accompanying drawing explanation
The present invention is further detailed explanation with detailed description of the invention below in conjunction with the accompanying drawings.
Fig. 1 is the sectional structure schematic diagram of one embodiment of the present of invention.
Fig. 2 is the structural representation of one embodiment of the present of invention.
Fig. 3 is the structural representation of one embodiment of the present of invention.
Fig. 1 to Fig. 3 includes:
1 supercharging screw mandrel,
2 displacement measurement dial gauges,
3 piston rods,
4 supercharging cylinder barrels,
5 hydralic pressure gauges,
6 pressurization plunger,
7 connecting rods,
8 adjusting rods,
9 adjustable slip rings,
10 slide gaugies,
11 pressure disc,
12 heads,
13 be tightly connected circle,
14 supercharging screws,
15 back-moving springs,
16 fix bar,
17 adjusting levers,
18 location dishes,
19 positioning pressure heads,
20 dowel steels,
21 bearings,
22 elongated holes.
Detailed description of the invention
Embodiment
1
As shown in Figure 1, Figure 2 and Figure 3, a kind of Portable escalator skirt board rigidity detection device of the present embodiment, including pressure head, displacement measuring device, piston rod 3, supercharging cylinder barrel 4, hydralic pressure gauge 5, supercharging screw mandrel 1, supercharging screw 14, pressurization plunger 6 and dowel steel 20；
It is outside that supercharging cylinder barrel 4 is socketed on piston rod 3, and piston rod 3 closely cooperates with supercharging cylinder barrel 4 by being tightly connected circle 13, prevents the hydraulic oil in pressurized cylinder bucket 4 from spilling.Pressure head is fixed in piston rod 3 and stretches out one end of supercharging cylinder barrel 4, and piston rod 3 connects displacement measuring device, and hydralic pressure gauge 5 is arranged at supercharging cylinder barrel 4；
Supercharging screw mandrel 1 is connected with supercharging cylinder barrel 4, it is outside that supercharging screw mandrel 1 is sheathed on pressurization plunger 6, supercharging screw mandrel 1 outer cover is provided with supercharging screw 14, dowel steel 20 is vertically through being connected in supercharging screw mandrel 1 and pressurization plunger 6 is fixing, supercharging screw mandrel 1 both sides offer elongated hole 22, and dowel steel slides under the drive of supercharging screw 14 in elongated hole 22.
Seeing Fig. 2 hydralic pressure gauge 5 directly to connect with the hydraulic oil in supercharging cylinder barrel 4, hydraulic oil is while promoting piston rod 3, and hydralic pressure gauge 5 shows the size of pressure.When display is less than anticipated pressure, continue pressure, when hydralic pressure gauge 5 display arrives predictable pressure, then stop pressure.
Displacement measuring device includes that connecting rod 7 and displacement measurement dial gauge 2, connecting rod 7 one end are fixed in piston rod 3, and the other end is connected to displacement measurement dial gauge 2.The displacement of piston rod 3 shows on displacement measurement dial gauge 2, and the displacement of piston rod 3 is the depression displacement of tested elevator skirt panel.
Pressure head includes that pressure disc 11 and head 12, head 12 one end are connected for sphere with pressure disc 11, and the other end is affixed with piston rod 3.Pressure disc 11 and head 12 are designed as sphere and connect so that pressure head is fully contacted with measured object, and the strength conduction of contact surface is more uniformly distributed.
Between supercharging cylinder barrel 4 and supercharging screw mandrel 1 13 affixed by being tightly connected circle, pressurization plunger 6 is through being tightly connected circle 13 and being tightly connected circle 13 and be slidably connected.It is tightly connected circle 13 and supercharging cylinder barrel 4 and supercharging screw mandrel 1 are divided into two parts, make supercharging cylinder barrel 4 and supercharging screw mandrel 1 become two independent sealing spaces.
A diameter of φ 56.4mm of pressure disc 11.The GB16899-1997 manufacture of escalator and the moving sidewalk " and install safety standard " the 5.1.5.6.2 article regulation about stiffness excitations: the least favorable position to skirt panel, the vertical power of a 1500N that applies is on the area of 25cm, its depression not should be greater than 4mm, and should not cause permanent deformation therefrom.Therefore, the area requirements of pressure disc 11 is 25cm, be computed diameter should be for 56.4mm.
Supercharging screw mandrel 1 is provided with fixing bar 16, adjusting lever 17 and positioning head, and fixing bar 16 is socketed in supercharging cylinder barrel, and it is outside that fixing bar 16 is socketed on adjusting lever 17, threadeds with adjusting lever 17, and the other end is connected with positioning head.Adjusting lever 17 can screw out or screw in the axial length adjusting whole test device by screw thread, makes the pressure crown live measured object, and positioning head withstands fixed plate, it is simple to test.
Positioning head includes that location dish 18 and positioning pressure head 19, positioning pressure head 19 are connected with location dish 18 sphere.Being conveniently adjusted test device makes its force direction vertical with tested plane.
Bearing 21 it is provided with between dowel steel 20 and supercharging screw 14.It is easy to supercharging screw 14 and dowel steel 20 slide on supercharging screw mandrel 1.Make rotating boosting screw 14 more laborsaving.
Hollow-core construction all made by pressure disc 11, piston rod 3, pressurization plunger 6, adjusting lever 17 and location dish 18, to alleviate detection equipment own wt, easily portable.
The axially loaded area of the pressurization plunger 6 of the present invention should be less than the axially loaded area of piston rod 3, it is assumed that all parts are in one does not has frictional force, and static perfect condition.
Example one: the cross-sectional area of pressurization plunger 6 is S, the cross-sectional area of piston rod 3 is 2S, apply the power of a 1500N if desired to pressure head, then in supercharging cylinder barrel, the pressure of hydraulic oil is 1500/2S, hydraulic oil and pressurization plunger 6 interaction force in the axial direction are 750N, as long as therefore dowel steel 20 applies the power of a 750N in the axial direction of pressurization plunger 6, the most so arrange and can play labour-saving effect.
Example two: the cross-sectional area of pressurization plunger 6 is S, the cross-sectional area of piston rod 3 is 4S, apply the power of a 1500N if desired to pressure head, then in supercharging cylinder barrel, the pressure of hydraulic oil is 1500/4S, hydraulic oil and pressurization plunger 6 interaction force in the axial direction are 375N, as long as therefore dowel steel 20 applies the power of a 375N in the axial direction of pressurization plunger 6, the most so arrange and can play labour-saving effect.Because the power less therefore supercharging screw 14 that dowel steel needs rotates the most laborsaving.Above-mentioned example also illustrates that the cross-sectional area of pressurization plunger 6 is the least the most laborsaving with the ratio of the cross-sectional area of piston rod 3, but should be according to equipment practical situation and use environments to the ratio determined therebetween.
Its operation principle: with reference to Fig. 1, Fig. 2, during measurement, detection device of the present invention is positioned between tested handrail elevator skirt panel and fixed plate, adjust the distance between fixed plate and testee, or adjust the adjusting lever 17 of detection device, make pressure head and positioning head respectively against tested handrail elevator skirt panel and fixed plate.
Rotating boosting screw 14, supercharging screw 14 is made to slide on supercharging screw mandrel 1, supercharging screw 14 drives dowel steel 20 to slide, dowel steel 20 drives pressurization plunger 6 to enter supercharging cylinder barrel 4, hydraulic fluid pressure in supercharging cylinder barrel 4 increases, the pressure of hydraulic oil forces piston rod 3 extruding pressure head, and piston rod 3 gives pressure head pressure.
Handrail elevator skirt panel is deformed by after pressure head pressure, and deformation quantity is read by displacement measurement dial gauge 2, is measured the size of power of skirt panel pressure by hydralic pressure gauge 5 simultaneously, thus completes the measurement to elevator skirt panel deflection under authorized pressure.
Owing to using technique scheme, a kind of Portable escalator skirt board rigidity detection device of the present invention, supercharging screw mandrel 1 and supercharging screw 14 is utilized to coordinate, supercharging screw 14 rotates on supercharging screw mandrel, dowel steel 20 is driven to move, dowel steel 20 drives pressurization plunger 6 to move, pressurization plunger 6 is made to enter into supercharging cylinder barrel 4, hydraulic fluid pressure becomes big, hydraulic oil is made to promote piston rod 3, pressure head is driven to extrude tested handrail elevator skirt panel, the deformation quantity of skirt panel is applied power size and skirt panel can directly read out from instrument, operating process is easily understood, engineering staff just can grasp through simple training and exercise, and it is specifically designed to the rigidity measuring moving staircase apron plate, measurement result is accurate, it is easy to carry, easy to use.
Embodiment
2
The main technical schemes of the present embodiment is same as in Example 1, the most unaccounted feature, uses the explanation in embodiment 1, no longer repeats at this.The present embodiment is with the difference of embodiment 1:
As it is shown on figure 3, in the present embodiment, displacement measuring device can be to include adjusting rod 8, adjustable slip ring 9 and slide gauge 10, and it is outside that adjustable slip ring 9 is socketed on adjusting rod 8, with slide gauge 10 with the use of.When adjustable slip ring 9 produces displacement under the drive of piston rod 3, when the reading on hydralic pressure gauge 5 reaches predictable pressure, slide gauge 10 reads the displacement of adjustable slip ring 9, is the displacement that measured object produces under predictable pressure.
Comparing with using displacement measurement dial gauge 2, the advantage using slide gauge is to be not easy to damage, and maintenance maintenance is simple, low cost, but accuracy is poor, in-convenience in use.
Embodiment
3
The main technical schemes of the present embodiment is same as in Example 2, the most unaccounted feature, uses the explanation in embodiment 2, no longer repeats at this.The present embodiment is with the difference of embodiment 2:
As shown in Figure 1, Figure 3, pressurization plunger 6 outer sheath is connected to back-moving spring 15.After being completed, pressurization plunger 6 is automatically performed reset under the dual thrust of hydraulic pressure and back-moving spring 15, prepares to test next time.
If the most sheathed back-moving spring 15 outside pressurization plunger 6, then self-return under the pressure of the pressurization plunger 6 only hydraulic oil in hydraulic cylinder bucket 4, but due to hydraulic cylinder bucket 4, pressurization plunger 6 and be tightly connected circle the 13 prolonged and repeated pressure bearing hydraulic oil, deformation, leakage of oil etc. are unavoidable, the position before making pressurization plunger 6 reset not reach use.If Reusability apparatus measures, then the deviation of instrument is used for the biggest, causes measurement inaccurate.
One back-moving spring 15 is set in the outside of pressurization plunger 6, it can be ensured that pressurization plunger 6, after one-shot measurement has worked, can set back under the dual promotion of back-moving spring 15 and hydraulic fluid pressure, ready for measuring next time.
Finally should be noted that; above example is merely to illustrate technical scheme rather than limiting the scope of the invention; although the present invention being explained in detail with reference to preferred embodiment; it will be understood by those within the art that; technical scheme can be modified or equivalent, without deviating from the spirit and scope of technical solution of the present invention.
Claims (8)
1. a Portable escalator skirt board rigidity detection device, it is characterised in that:
Including pressure head, displacement measuring device, piston rod (3), supercharging cylinder barrel (4), hydralic pressure gauge (5), supercharging screw mandrel (1), supercharging screw (14), pressurization plunger (6) and dowel steel (20)；
It is outside that described supercharging cylinder barrel (4) is socketed on described piston rod (3), described piston rod (3) closely cooperates with described supercharging cylinder barrel (4) by being tightly connected circle (13), described pressure head is fixed in described piston rod (3) and stretches out one end of supercharging cylinder barrel (4), described piston rod (3) connects institute's displacement measurement device, and described hydralic pressure gauge (5) is arranged at described supercharging cylinder barrel (4)；
Described supercharging screw mandrel (1) is connected with described supercharging cylinder barrel (4), it is outside that described supercharging screw mandrel (1) is sheathed on described pressurization plunger (6), described pressurization plunger (6) outer sheath is connected to back-moving spring (15), described supercharging screw mandrel (1) outer cover is provided with supercharging screw (14), described dowel steel (20) is connected vertically through fixing in described supercharging screw mandrel (1) and pressurization plunger (6), described supercharging screw mandrel (1) both sides offer elongated hole (22), described dowel steel (20) slides under the drive of described supercharging screw (14) in described elongated hole (22), it is provided with bearing between described dowel steel (20) and supercharging screw (14), the axially loaded area of axially loaded area ratio piston rod (3) of described pressurization plunger (6) is little.
A kind of Portable escalator skirt board rigidity detection device the most according to claim 1, it is characterized in that: institute's displacement measurement device includes connecting rod (7) and displacement measurement dial gauge (2), described connecting rod (7) one end is fixed in described piston rod (3), and the other end is connected to described displacement measurement dial gauge (2).
A kind of Portable escalator skirt board rigidity detection device the most according to claim 1, it is characterized in that: institute's displacement measurement device includes adjusting rod (8), adjustable slip ring (9) and slide gauge (10), it is outside that described adjustable slip ring (9) is socketed on described adjusting rod (8), with described slide gauge (10) with the use of.
A kind of Portable escalator skirt board rigidity detection device the most according to claim 1, it is characterized in that: described pressure head includes pressure disc (11) and head (12), described head (12) one end is that sphere is connected with described pressure disc (11), and the other end is affixed with described piston rod (3).
A kind of Portable escalator skirt board rigidity detection device the most according to claim 4, it is characterized in that: affixed by being tightly connected circle (13) between described supercharging cylinder barrel (4) and supercharging screw mandrel (1), described pressurization plunger (6) pass described in be tightly connected circle (13) and be slidably connected with the described circle (13) that is tightly connected.
A kind of Portable escalator skirt board rigidity detection device the most according to claim 4, it is characterised in that: a diameter of φ 56.4mm of described pressure disc (11).
A kind of Portable escalator skirt board rigidity detection device the most according to claim 1, it is characterized in that: described supercharging screw mandrel (1) is provided with fixing bar (16), adjusting lever (17) and positioning head, described fixing bar (16) is socketed in described supercharging cylinder barrel, it is outside that described fixing bar (16) is socketed on described adjusting lever (17), threadeding with described adjusting lever (17), the other end is connected with described positioning head.
A kind of Portable escalator skirt board rigidity detection device the most according to claim 7, it is characterized in that: described positioning head includes that location dish (18) and positioning pressure head (19), described positioning pressure head (19) are connected with described location dish (18) sphere.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110357092.5A CN102507328B (en) | 2011-11-11 | 2011-11-11 | A kind of Portable escalator skirt board rigidity detection device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110357092.5A CN102507328B (en) | 2011-11-11 | 2011-11-11 | A kind of Portable escalator skirt board rigidity detection device |
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| CN102507328A CN102507328A (en) | 2012-06-20 |
| CN102507328B true CN102507328B (en) | 2016-10-12 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103018108B (en) * | 2012-12-14 | 2015-01-14 | 山东科技大学 | Device for testing bearing capacity of base plate |
| CN106197812B (en) * | 2016-08-31 | 2022-04-01 | 成都古道尔科技有限公司 | Calibration device and calibration method for testing residual stress by ultrasonic method |
| CN110567797A (en) * | 2018-06-06 | 2019-12-13 | 北新集团建材股份有限公司 | Strength measuring device |
| CN112444444A (en) * | 2019-09-02 | 2021-03-05 | 大连达发科技有限公司 | Escalator apron board strength detection device |
| CN112524993B (en) * | 2020-12-01 | 2022-08-30 | 中国人民解放军陆军工程大学 | Breechblock buffer detection device |
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| CN2638052Y (en) * | 2001-10-15 | 2004-09-01 | 东风汽车公司 | Sensor used for measuring hardness of covering material surface |
| CN200993624Y (en) * | 2006-12-19 | 2007-12-19 | 广西大学 | Portable soil bearing rigidity measuring instrument |
| CN201622212U (en) * | 2010-03-18 | 2010-11-03 | 何若泉 | Portable escalator skirt board rigidity detection device |
| CN202330167U (en) * | 2011-11-11 | 2012-07-11 | 柯宇辉 | Portable device for detecting rigidity of escalator skirt panel |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2638052Y (en) * | 2001-10-15 | 2004-09-01 | 东风汽车公司 | Sensor used for measuring hardness of covering material surface |
| CN200993624Y (en) * | 2006-12-19 | 2007-12-19 | 广西大学 | Portable soil bearing rigidity measuring instrument |
| CN201622212U (en) * | 2010-03-18 | 2010-11-03 | 何若泉 | Portable escalator skirt board rigidity detection device |
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