CN201444025U

CN201444025U - Multifunctional elevator detecting ruler

Info

Publication number: CN201444025U
Application number: CN200920012180XU
Authority: CN
Inventors: 付晓阳; 朱健; 李亚楠
Original assignee: WUSHUN BOILER PRESSURE VESSEL INSPECTION INSTITUTE
Current assignee: WUSHUN BOILER PRESSURE VESSEL INSPECTION INSTITUTE
Priority date: 2009-03-20
Filing date: 2009-03-20
Publication date: 2010-04-28
Anticipated expiration: 2019-03-20

Abstract

The utility model belongs to the measuring tools, in particular to a multifunctional elevator detecting ruler used for the check and acceptance, installation, periodically survey and maintenance of elevators. The multifunctional elevator detecting ruler consists of a major ruler and an minor ruler, wherein the major ruler is shaped like a Chinese character 'ding', and the minor ruler is T-shaped; the minor ruler is mounted on the major ruler and can longitudinally move along the ruler lever of the major ruler so as to make the ruler body of the minor ruler be matched with the ruler body of the major ruler; a depth gauge is formed by a leveling plate at the end part of the ruler body of the minor ruler and a leveling pin at the end part of the ruler body of the major ruler; and measuring jaws are respectively and symmetrically arranged at the other ends of the ruler bodies of the major ruler and the minor ruler. The multifunctional elevator detecting ruler with reasonable design, crafty structure and various measuring functions is a special tool used for detecting the safety of elevators. By adopting the ruler, various data produced in the process of safety inspections of elevators can be detected. Furthermore, the ruler with a unique structural design can prevent the detection professionals from being restricted by the structure space of an elevator during the detection, so that the multifunctional elevator detecting ruler has the advantages that the time and labor can be saved, the work efficiency can be improved, and the work intensity can be reduced.

Description

Multifunctional lift inspection ruler

One, technical field

The utility model belongs to survey instrument, is 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 that the purpose of this utility model provides 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 adopted in the utility model 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 coincide mutually along the chi bar longitudinal sliding motion of main scale; 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 measuring jaw is used to measure the diameter of elevator ropes, and 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 described 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.Numeral is installed on the chi bar of described secondary chi shows the grating chi.On the measuring jaw of major and minor chi, be respectively equipped with the external pelivimetry face of projection.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 chi bar of described secondary chi both can adopt shift sleeve structure to be enclosed within on the chi bar of main scale, also can adopt slideway structure to be stuck on the chi bar of main scale, and can be along the chi bar longitudinal sliding motion of main scale.

The utility model 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 utility model, and dotted portion is the synoptic diagram after the utility model launches 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 utility model is made up of main scale and secondary chi, and main scale adopts " fourth " font structure, be made up of blade 3 and chi bar 1, an end of blade 3 is provided with measuring jaw 6, and measuring jaw 6 is a cuboid, 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; Measuring jaw 6 outside surfaces are provided with the external pelivimetry face 9 of two projections, the stability when measuring with maintenance.The other end of secondary chi 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 utility model is to be 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 utility model 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 utility model normally to probe into, but use interior stock rod 8 head it offs of the utility model main scale chi bar.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 the utility model main scale chi bar front end.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 the utility model main scale 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 utility model 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

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 coincide 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, it is characterized in that: the chi bar (4) of described secondary chi 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 adopts shift sleeve structure to be 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 is stuck on the chi bar (1) of main scale by adopting slideway structure, and can be along chi bar (1) longitudinal sliding motion of main scale.