CN101839680A - Multifunctional lift inspection ruler - Google Patents
Multifunctional lift inspection ruler Download PDFInfo
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- CN101839680A CN101839680A CN200910010779A CN200910010779A CN101839680A CN 101839680 A CN101839680 A CN 101839680A CN 200910010779 A CN200910010779 A CN 200910010779A CN 200910010779 A CN200910010779 A CN 200910010779A CN 101839680 A CN101839680 A CN 101839680A
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- ruler
- chi
- main scale
- bar
- multifunctional lift
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Abstract
The invention belongs to a measuring tool, in particular to a multifunctional lift inspection ruler which is used for lift acceptance, installation, regular inspection and repair and maintenance. The inspection ruler comprises a main ruler and an auxiliary ruler, wherein the main ruler is in a J-shaped structure; the auxiliary ruler is in a T-shaped structure and installed on the main ruler and can longitudinally slide along a ruler bar of the main ruler to enable the ruler body of the auxiliary ruler and the ruler body of the main ruler to be abutted with each other; a digital display grating ruler is installed on a ruler bar of the auxiliary ruler; and a gauge stand at the end part of the ruler body of the auxiliary ruler and a gauge needle at the end part of the ruler body of the main ruler form a depth gauge. The invention has the advantages of reasonable design and artful concept, has multiple measurement functions and is a special tool during lift safety detection. The ruler can complete detection on various data during lift safety detection. The unique structure design can ensure that lift detection personnel are not limited by lift structure space during detection, saves the time and the labour, improves the work efficiency and reduces the labour intensity of working personnel.
Description
One, technical field
The invention belongs to survey instrument, be specifically related to a kind of detection ruler that uses when being used for acceptance of lift, installation, periodic inspection and maintenance.
Two, background technology
At present, there is strict test stone in country for the safe operation of elevator, existing State Administration for Quality Supervision and Inspection and Quarantine " elevator supervision and inspection rules " inspection content and requirement should guarantee when having stipulated the elevator safety check that such as door lock latch hook, hammerlock and movable contact flexible movements the minimum length of action of locking element is 7mm before the electric safety device action; Do not stop in the onlocking zone in normal operation and car, layer door can not be opened, and can not normally start or continue normally to move if layer door or gate (any Yishanmens in perhaps many fan layer doors) are opened elevator; The horizontal range of car sill and landing sill must not be greater than 35mm, and the horizontal range deviation is (0～+ 3) mm; When the wire rope nominal diameter reduced 7%, even do not find fracture of wire, this rope such as also should scrap at material circumstance.Applying unit all will be carried out strict detection to above-mentioned item when acceptance of lift, installation, periodic inspection and maintenance.The elevator testing staff does not have the special measurement instrument when elevator is carried out safety detection, typically use the parameter that tape measure and ruler are measured measurand, and calculate.Because elevator compact internal structure, complexity, existing survey instrument is subjected to measurand locational space restriction to be difficult to put to good use, and testing staff's sight line is limited can't accurate reading, cause the difficulty of measurement very big, not only waste time and energy, and be difficult to guarantee the accuracy of measurement data.
Three, summary of the invention
It is ingenious, easy to operate to the purpose of this invention is to provide a kind of design, the many usefulness of a chi, institute's data of surveying multifunctional lift inspection ruler accurately and fast in the time of can guaranteeing the elevator safety check.
For achieving the above object, the technical solution used in the present invention is: this detection ruler is made up of main scale and secondary chi, main scale adopts " fourth " font structure, secondary chi is "T"-shaped structure, secondary chi is installed on the main scale, and can the blade of secondary chi and the blade of main scale can be fitted mutually along the chi bar longitudinal sliding motion of main scale; Numeral is installed on the chi bar of secondary chi shows the grating chi, the rule platform of secondary chi blade end and the rule pin of main scale blade end have constituted depth gauge, can be used for the measurement of the hoistway door door lock depth of engagement; The other end of the blade of main scale and secondary chi is symmetrically arranged with measuring jaw, and the interior measurement face of its measuring jaw is used to measure the diameter of elevator ropes; The external pelivimetry face of measuring jaw is used for the measurement of hoistway door sill in elevator cage door sill parallel distance deviation; Right-angle structure is adopted in the chi bar lower end of main scale, its turning end be provided with can be overhanging stock rod, be used for the measurement of the concealed structure hoistway door door lock depth of engagement; Straight ends in the chi bar bottom of main scale is provided with contact short circuit bridge, is used for the check of the major and minor door of hoistway door electric interlock protection.
The present invention is reasonable in design, is skillfully constructed, and has multiple measurement function, the specific purpose tool when being the elevator safety detection.The detection of every data when this chi can be finished the elevator safety check.It adopts numeral to show that the grating chi can guarantee the accurate, quick of reading.Simultaneously, its special structure design can guarantee that the elevator testing staff is not subjected to the restriction in elevator structure space when detecting, and is time saving and energy saving, improved work efficiency, reduces staff's labour intensity.
Four, description of drawings
Fig. 1 is a structural representation of the present invention, and dotted portion is the synoptic diagram of the present invention after launching among the figure;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is that A among Fig. 1 is to view;
Fig. 4 is that B among Fig. 1 is to view.
Five, embodiment
As shown in Figure 1, the present invention is made up of main scale and secondary chi, and main scale adopts " fourth " font structure, is made up of blade 3 and chi bar 1, and an end of blade 3 is provided with measuring jaw 6, and measuring jaw 6 is a cuboid, and inside surface is interior measurement face, and outside surface is the external pelivimetry face 9 to upper process; The other end of blade is provided with the rule pin 10 to lower process; Right-angle structure is adopted in chi bar 1 bottom, its right angle end is provided with contact short circuit bridge 2, it is the both sides of being fixed in the straight ends of chi bar 1 by sheet metal and isolated insulation layer gummed, the turning end of chi bar 1 bottom is provided with can outwardly directed stock rod 8, stock rod 8 usefulness fastening bolts 12 are connected the cavity place of chi bar 1 bottom, make the length of stock rod 8 extended chi bars 1 should be 7mm.Secondary chi is "T"-shaped structure, form by blade 5 and chi bar 4, its chi bar 4 both can adopt shift sleeve structure to be enclosed within on the chi bar 1 of main scale, also can adopt slideway structure to be stuck on the chi bar 1 of main scale, and can be along chi bar 1 longitudinal sliding motion of main scale, make the blade 5 of secondary chi and the blade 3 of main scale to fit mutually, it tightens up fastening bolt 13 controls by being installed in chi bar 4 one sides or slides; One end of the blade 5 of secondary chi is provided with the measuring jaw 6 that is complementary with main scale, and measuring jaw 6 outside surfaces are provided with two external pelivimetry faces 9 to lower process, the stability when measuring with maintenance.The other end is provided with the rule platform 11 of sector structure, has constituted depth gauge with the rule pin 10 of main scale, when major and minor dipstick metering pawl 6 is closed, the rule pin 10 of described depth gauge to rule platform 11 apart from d=7mm.On chi bar 4, be provided with the grating chi 7 of band digital display screen, set major and minor dipstick metering pawl 6 when closed, show that numerical value is zero, the signal acquisition point of grating chi 7 is positioned on the blade 3 of main scale, when main scale and secondary chi generation relative motion, the reading that grating chi 7 digital display screens show, the length of object that measurement face is surveyed in being.
The present invention is used for the specific purpose tool that elevator detects, and its using method is as follows:
The measurement of A, the hoistway door door lock depth of engagement
During measurement, depth gauge of the present invention is probeed in the door lock, makes the rule pin ride over snap close top, slowly put down latch hook, observe when the bill of latch hook with after this ruler platform contacts, whether the electric electric shock of door lock closure.As closed, illustrate that then this lock does not meet national safety standard, need to adjust or change; As do not have closure or be about to closure, this sealed national security regulation being described, can continue to use.
The measurement of B, the concealed structure hoistway door door lock depth of engagement
Because some hoistway door door lock adopts the concealed structure design, makes depth gauge of the present invention normally to probe into, but use stock rod 8 head it offs in the main scale chi bar of the present invention.During measurement, twisting rotation is turned round and stock rod is stretched out reach 7mm, stock rod 8 is probeed into from the door lock bottom, makes stock rod top and snap close top, horizontal, slowly puts down latch hook, observe when the bill of latch hook with after main scale chi bar contacts, whether the electric electric shock of door lock closure.As closed, illustrate that then this lock does not conform to national standard, need to adjust or change; As do not have closure or be about to closure, this sealed national security regulation being described, can continue to use.
The check of C, the protection of the major and minor door of hoistway door electric interlock
During detection, open the layer door or the gate of elevator, lock appliance contact, the startup elevator with the short circuit bridge short circuit Room, the contact door master of main scale chi bar front end of the present invention.Because the hoistway door pair is locked and is closed at this moment, can't normally start as elevator, illustrates that door lock does not have short circuit, can continue to use, and as if can normally starting, illustrates that Room door pair lock out existing short circuit, should in time rectify and improve.
D, hoistway door sill are in the measurement of elevator cage door sill parallel distance deviation
During measurement, first initial value with the grating chi is set at the distance value between the major and minor chi external pelivimetry face end, the external pelivimetry face of main scale of the present invention is close to the car door sill outer wall, loosening secondary chi fastening bolt can slide secondary chi along the chi bar of main scale, the sliding pair chi makes secondary chi external pelivimetry face near hoistway door sill outer wall, and the reading that the reading displayed device shows gets final product.If the reading of being surveyed each time all is not more than 35mm, illustrate that elevator meets national safety standard, on the contrary quite different.After finishing the detection of all floors, the maximal value in all data that calculating records and the deviation of mean value, the gained deviation then meets safety standard between (0～+ 3).
The measurement of E, the wearing and tearing of elevator special steel wire rope
During measurement, initial value with the grating chi makes zero earlier, select suitable position to measure by standard, the secondary chi fastening bolt of loosening the present invention can slide secondary chi along main scale, the sliding pair chi makes the measuring jaw of major and minor chi clamp wire rope, the reading that the reading displayed device shows, and measure two numerical value in same cross section orthogonally.On the two sections of 1m at least, repeat above-mentioned measuring process, the mean value of four measurement results both had been the measured diameter of wire rope.If measured diameter contrast wire rope nominal diameter has reduced 7%, then need more change steel rope, otherwise then need not change.
Claims (9)
1. multifunctional lift inspection ruler, it is characterized in that: this detection ruler is made up of main scale and secondary chi, main scale adopts " fourth " font structure, secondary chi is "T"-shaped structure, secondary chi is installed on the main scale, and can the blade (5) of secondary chi and the blade (3) of main scale be fitted mutually along chi bar (1) longitudinal sliding motion of main scale; The rule platform (11) of secondary chi blade (5) end and the rule pin (10) of main scale blade (3) end have constituted depth gauge; The other end of the blade of main scale and secondary chi (3,5) is symmetrically arranged with measuring jaw (6).
2. multifunctional lift inspection ruler according to claim 1 is characterized in that: right-angle structure is adopted in chi bar (1) lower end of described main scale, its turning end be provided with can be overhanging stock rod (8).
3. multifunctional lift inspection ruler according to claim 1 and 2 is characterized in that: when major and minor dipstick metering pawl (6) is closed, the rule pin (10) of described depth gauge to rule platforms (11) apart from d=7mm.
4. according to each described multifunctional lift inspection ruler of claim 1-3, the chi bar (4) of the described secondary chi of its feature is provided with the grating chi (7) that numeral shows.
5. according to each described multifunctional lift inspection ruler of claim 1-4, it is characterized in that: the external pelivimetry face (9) that on the measuring jaw (6) of major and minor chi, is respectively equipped with projection.
6. according to each described multifunctional lift inspection ruler of claim 1-5, it is characterized in that: described stock rod (8) extension elongation is 7mm.
7. according to each described multifunctional lift inspection ruler of claim 1-6, it is characterized in that: the straight ends in chi bar (1) bottom of main scale is provided with contact short circuit bridge (2).
8. according to each described multifunctional lift inspection ruler of claim 1-7, it is characterized in that: the chi bar (4) of described secondary chi is enclosed within on the chi bar (1) of main scale, and can be along chi bar (1) longitudinal sliding motion of main scale
9. according to each described multifunctional lift inspection ruler of claim 1-7, it is characterized in that: the chi bar (4) of described secondary chi by slipway clamp on the chi bar (1) of main scale, and can be along chi bar (1) longitudinal sliding motion of main scale
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910010779A CN101839680A (en) | 2009-03-20 | 2009-03-20 | Multifunctional lift inspection ruler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910010779A CN101839680A (en) | 2009-03-20 | 2009-03-20 | Multifunctional lift inspection ruler |
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| Publication Number | Publication Date |
|---|---|
| CN101839680A true CN101839680A (en) | 2010-09-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910010779A Pending CN101839680A (en) | 2009-03-20 | 2009-03-20 | Multifunctional lift inspection ruler |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102252620A (en) * | 2011-04-28 | 2011-11-23 | 苏州工业园区东胜机械有限公司 | Vertical height detection device of lift truck |
| CN102997831A (en) * | 2012-12-13 | 2013-03-27 | 广州市特种机电设备检测研究院 | Device and method for measuring engagement lengths of locking elements of elevator doors |
| CN106365009A (en) * | 2016-11-15 | 2017-02-01 | 福建省特种设备检验研究院 | Elevator door lock engagement depth detection device and detection method thereof |
| CN107449346A (en) * | 2017-09-13 | 2017-12-08 | 王艳 | Elevator multifunctional detection ruler |
| CN109780975A (en) * | 2019-01-24 | 2019-05-21 | 河南省特种设备安全检测研究院洛阳分院 | A kind of portable elevator layer door lower part holding meanss depth of engagement detection ruler |
| CN110884975A (en) * | 2019-11-25 | 2020-03-17 | 杭州市特种设备检测研究院 | Non-contact automatic measuring device and method for engagement depth of elevator door guide shoe |
-
2009
- 2009-03-20 CN CN200910010779A patent/CN101839680A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102252620A (en) * | 2011-04-28 | 2011-11-23 | 苏州工业园区东胜机械有限公司 | Vertical height detection device of lift truck |
| CN102997831A (en) * | 2012-12-13 | 2013-03-27 | 广州市特种机电设备检测研究院 | Device and method for measuring engagement lengths of locking elements of elevator doors |
| CN106365009A (en) * | 2016-11-15 | 2017-02-01 | 福建省特种设备检验研究院 | Elevator door lock engagement depth detection device and detection method thereof |
| CN107449346A (en) * | 2017-09-13 | 2017-12-08 | 王艳 | Elevator multifunctional detection ruler |
| CN109780975A (en) * | 2019-01-24 | 2019-05-21 | 河南省特种设备安全检测研究院洛阳分院 | A kind of portable elevator layer door lower part holding meanss depth of engagement detection ruler |
| CN110884975A (en) * | 2019-11-25 | 2020-03-17 | 杭州市特种设备检测研究院 | Non-contact automatic measuring device and method for engagement depth of elevator door guide shoe |
| CN110884975B (en) * | 2019-11-25 | 2024-05-07 | 杭州市特种设备检测研究院 | Non-contact automatic measuring device and method for engagement depth of elevator door guide shoe |
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Application publication date: 20100922 |