CN206787504U - The higher elevator door deformation quantity measuring mechanism of accuracy - Google Patents
The higher elevator door deformation quantity measuring mechanism of accuracy Download PDFInfo
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- CN206787504U CN206787504U CN201720656783.8U CN201720656783U CN206787504U CN 206787504 U CN206787504 U CN 206787504U CN 201720656783 U CN201720656783 U CN 201720656783U CN 206787504 U CN206787504 U CN 206787504U
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Abstract
The utility model discloses a kind of higher elevator door deformation quantity measuring mechanism of accuracy, including the first fixing device, the second fixing device, electric pushrod mechanism and laser range finder；First fixing device includes the first hollow crossbeam and the first hollow auxiliary beam, and the second fixing device includes the second hollow crossbeam, the second hollow auxiliary beam and L-shaped holding device；Electric pushrod mechanism includes mounting base, push rod shield and electric pushrod.The utility model can eliminate the artificial elevator door deformation measuring device for measuring the error brought, will not caused by reaction force deformation and influence measurement result.
Description
Technical field
It the utility model is related to elevator technology field, more particularly to a kind of elevator door deformation quantity measuring mechanism.
Background technology
To ensure the safe operation of elevator, elevator door needs to have certain structural strength, and one of index is exactly
Deformation figureofmerit of the elevator door in the case of compression.When by uniform pressure, the deformation quantity of elevator door is smaller, it is meant that
Elevator door is more firm, is hardly damaged.At present, when measuring the deformation quantity of elevator door, it is necessary to use press device to electricity
After terraced layer door applies pressure, measured by the manually operated measuring apparatus of operating personnel, measurement result can not pass through display screen
Show.Operating personnel's manual measurement will necessarily bring the intrinsic error of manual operation.Present inventor have developed one
Kind is used for measuring the device of elevator door deformation quantity, and measuring apparatus and press device link together（This mode is easiest to think
Arrive and conveniently connect）, again can because press device when applying pressure to layer door the reaction force that is subject to and together with press device
Certain small displacement occurs towards away from the direction of elevator door（Reason is that small shape occurs under reaction force for fixed structure
Become）, influence the accuracy of measurement result.
Utility model content
The purpose of this utility model is to provide a kind of elevator door that can be eliminated and manually measure the error brought
Deformation measuring device, support is set without the ground at elevator door, connection is firm and is easily installed, will not be because of reaction
Deformation caused by power and influence measurement result, small volume.
To achieve the above object, the higher elevator door deformation quantity measuring mechanism of accuracy of the present utility model includes first
Fixing device, the second fixing device, electric pushrod mechanism and laser range finder；Using towards the direction of elevator door as before to；
First fixing device includes the first hollow crossbeam, is slided in the first hollow crossbeam and is inserted with the first hollow auxiliary beam, the
One hollow auxiliary beam stretches out one end of the first hollow crossbeam, the external part of the first hollow auxiliary beam and the other end of the first hollow crossbeam
It is connected to the first top plate；Laser range finder is connected on the first hollow crossbeam；The first card is connected with first hollow crossbeam
Hoop, is threaded with the first jackscrew on the first clip, the first jackscrew it is inner through the first hollow crossbeam and with the first hollow auxiliary beam
Top pressure coordinates, and the first jackscrew outer end is connected with the first plectane as rotational handle；
Second fixing device includes the second hollow crossbeam, is slided in the second hollow crossbeam and is inserted with the second hollow auxiliary beam, the
Two hollow auxiliary beams stretch out one end of the second hollow crossbeam, the external part of the second hollow auxiliary beam and the other end of the second hollow crossbeam
It is connected to L-shaped holding device；The second clip is connected with second hollow crossbeam, the second top is threaded with the second clip
Silk, the second jackscrew it is inner through the second hollow crossbeam and with the second hollow auxiliary back press-fit, the second jackscrew outer end is connected with work
For the second plectane of rotational handle；
L-shaped holding device includes connecting plate, L-type plate and crimping plectane, and the lateral surface front portion of connecting plate is provided with from front to back
Four row's link bolt hole, link bolt hole is often arranged at least provided with two；The dogleg section of L-type front edge of board is formed is pressed in electricity for hook
Pressure strip in the crack between a door and its frame of terraced layer door, the rear portion of L-type plate are equipped with two row's connecting bolts, often arrange the number of connecting bolt with often arranging
The number of link bolt hole is identical, and the two rows connecting bolt is threaded in the adjacent two rows link bolt hole on connecting plate
It is interior；
The rear portion of connecting plate is provided with tapped through hole, and tapped through hole internal thread is connected with sleeve pipe；Sleeve pipe internal thread is connected with
Screw mandrel is connect, connection wire rod is threaded in sleeve pipe, and one end of connection wire rod stretches out sleeve pipe and is fixedly connected with attaching nut, even
The other end of connected nut is fixedly connected with spherical connection bump；Crimping plectane is spherical provided with being adapted with spherical connection bump
Connecting groove, spherical connection bump are connected in spherical connecting groove；
The cannula slide of second hollow auxiliary Liang Chu L-shaped holding device is inserted in the second hollow auxiliary beam, the second hollow horizontal stroke
The cannula slide of Liang Chu L-shaped holding device is inserted in the second hollow crossbeam；
Electric pushrod mechanism includes the mounting base set along the longitudinal direction, and mounting base rear portion is fixedly connected with push rod shield
Cover, push rod shield is interior to be provided with pressure sensor, electric pushrod is slidably connected on mounting base, the rear end of electric pushrod, which is stretched into, to push away
Bar shield simultaneously mutually crimps with pressure sensor；The extension bar of electric pushrod is set forward and the front end of the extension bar is connected with and is used for
The measuring head of top pressure elevator door, the area of measuring head front end are more than the area of section of the extension bar of electric pushrod；
The extension bar of electric pushrod is connected by Detachable connection structure with measuring head, and the extension bar of electric pushrod is sky
Core bar and its front end is provided with opening；Detachable connection structure includes being fixedly connected on the grafting groove at measuring head rear, and grafting is recessed
Groove is adapted with the extension bar of electric pushrod；The front portion of the extension bar of electric pushrod is provided with annular groove, and rubber is embedded with annular groove
Cushion rubber, the external diameter of rubber ring are more than the diameter of electric pushrod extension bar, and the extension bar of the electric pushrod at rubber ring rear is provided with
Air vent；
The front portion of mounting base is connected with downwards clamping device, and clamping device includes being fixedly connected on mounting base lower surface
On two installation ear mounts, each mounting ear seat is connected by ear mount bolt with a grip block respectively, and the inner surface of grip block is in
The cambered surface to match with the outer surface of the second hollow crossbeam；Top is fixedly connected with mounting base on the outside of one of grip block
Tight plate, puller bolt is threaded with pressing tight plate, puller bolt is corresponding with grip block top；Spiral shell is held out against on the outside of pressing tight plate
Bolt is provided with the major part part for being easy to rotate manually.
The laser range finder is connected on the first hollow crossbeam by bindiny mechanism, and bindiny mechanism includes magic arm,
Magic arm one end is connected by universal ball end structure with laser range finder, and it is hollow that the other end of magic arm is clamped in first
On crossbeam.
The external part of first hollow auxiliary beam and one end of the first hollow crossbeam pass through adjustable connection structure connection the respectively
One top plate；
Adjustable connection structure includes the first nut, and the end face of the first nut is fixedly connected with first in a welding manner
Bar, the other end of the first nut are fixedly connected with the first ball bumps；First top plate side be provided with it is described first spherical convex
The first ball recess being adapted is acted, the first nut is connected by the first ball bumps and the first ball recess with the first top plate
Connect；
First hollow auxiliary Liang Chu adjustable connection structure is connected in the first hollow auxiliary beam by its first wire rod thread；The
Adjustable connection structure at one hollow crossbeam is connected in the first hollow crossbeam by its first wire rod thread.
The utility model has the following advantages：
Measuring mechanism of the present utility model and measuring method can accurately measure elevator door by laser range finder and exist
Stress is front and rear the distance between with laser range finder, so as to draw elevator accurate deformation quantity at a particular pressure.Use this reality
With new, without artificial top pressure layer door, without manual measurement layer door deformation quantity, avoid manually measuring the error brought.
Using the measuring mechanism and its measuring method in the utility model, branch is set without the ground at elevator door
Frame, but the first fixing device and the second fixing device easily can be separately fixed to the building structure at elevator door
On；Also therefore when applying pressure to elevator door, the reaction force suffered by electric pushrod can only act on the second fixation dress
Put, do not interfere with the first fixing device, so as to prevent reaction force from causing laser range finder to be subjected to displacement, reduce accuracy of measurement
The problem of.
Crimping plectane is provided with the spherical connecting groove being adapted with spherical connection bump, and spherical connection bump is connected to ball
In shape connecting groove, so that crimping plectane can rotate to an angle with respect to attaching nut and connection wire rod, it is adapted to various
Real work occasion.It is not exclusively vertical or when deviateing casing axis in the door opening side wall of elevator door, crimping circle can be ensured
Plate is bonded and is crimped in door opening side wall.
Because the front end of the extension bar of electric pushrod is provided with opening, and set on the extension bar of the electric pushrod at rubber ring rear
There is air vent, therefore when the front end of extension bar is inserted into grafting groove, the air in grafting groove can enter extension bar simultaneously
Discharged from air vent, preventing that the gas in grafting groove from being compressed causes extension bar to be assembled loosely with measuring head.For different shaped
Number elevator door different test requests（Test area is different as required）Need to use different size of measuring head.Using
Structure of the present utility model, it is easy to change suitable measuring head according to different test requests, it is only necessary to by former measuring head by electricity
The grafting groove for pulling on the extension bar of dynamic push rod, again inserting extension bar on suitable measuring head.Due to rubber ring
External diameter is more than the diameter for the extension bar being adapted with grafting groove, therefore rubber ring can be formed tightly between grafting groove inner wall
Coordinate, after installing more firmly, measuring head can be prevented because the reasons such as vibration are on extension bar under self falling.
Two row's connecting bolts are connected in adjacent two rows link bolt hole, link bolt hole is provided with four rows altogether, so
Two row's connecting bolts just have the different link position of three kinds of front and back positions with respect to connecting plate and its link bolt hole.Elevator door is left
During the front and back position difference of right both sides crack between a door and its frame, the anteroposterior position of L-type plate can be adjusted by adjusting the link position of connecting bolt
Put, it is ensured that the installation site of the second hollow crossbeam and the second hollow auxiliary beam is left and right directions, i.e., each parallel to elevator door, enters
And ensure the direction of the pressure on top surface of electric pushrod perpendicular to elevator door.
Brief description of the drawings
Fig. 1 is the structural representation that the first fixing device is connected with laser range finder；
Fig. 2 is the enlarged drawing at A in Fig. 1；
Fig. 3 is the structural representation that electric pushrod mechanism is connected with the second fixing device；
Fig. 4 is the enlarged drawing at B in Fig. 3；
Fig. 5 is the structural representation that mounting base is connected by clamping device with the second hollow crossbeam；
Fig. 6 is the structural representation that adjustable connection structure is connected with the first top plate；
Fig. 7 is the structural representation of electric pushrod；
Fig. 8 is the structural representation of connecting plate；
Fig. 9 is to crimp the structural representation that plectane is connected with spherical connection bump；
Figure 10 is the structural representation that electric pushrod mechanism is connected with the second fixing device under another angle；
Figure 11 is the enlarged drawing at C in Figure 10；
Figure 12 is the rearview of connecting plate.
Embodiment
As shown in Figures 1 to 12, the higher elevator door deformation quantity measuring mechanism of accuracy of the present utility model, including the
One fixing device, the second fixing device, electric pushrod mechanism and laser range finder 1, laser range finder 1 are existing apparatus, specifically
Structure is no longer described in detail；
Using towards the direction of elevator door as before to；
First fixing device includes the first hollow crossbeam 2, is slided in the first hollow crossbeam 2 and is inserted with the first hollow auxiliary beam 3,
First hollow auxiliary beam 3 stretches out one end of the first hollow crossbeam 2, the external part of the first hollow auxiliary beam 3 and the first hollow crossbeam 2
The other end is connected to the first top plate 4；Laser range finder 1 is connected on the first hollow crossbeam 2；Connect on first hollow crossbeam 2
The first clip 5 is connected to, the first jackscrew 6 is threaded with the first clip 5, the first jackscrew 6 is inner to pass through the first hollow crossbeam 2 simultaneously
Coordinate with the first hollow auxiliary top pressure of beam 3, the outer end of the first jackscrew 6 is connected with the first plectane 7 as rotational handle；Pass through the first circle
Plate 7 tightens the first jackscrew 6, and the first jackscrew 6 can be made to hold out against the first hollow auxiliary beam 3, so as to fix the first hollow auxiliary beam 3.On the contrary,
When unscrewing the first jackscrew 6, the first hollow auxiliary beam 3 can be allowed outwards to extract out along the first hollow crossbeam 2 or inwardly retract.
Second fixing device includes the second hollow crossbeam 8, is slided in the second hollow crossbeam 8 and is inserted with the second hollow auxiliary beam 9,
Second hollow auxiliary beam 9 stretches out one end of the second hollow crossbeam 8, the external part of the second hollow auxiliary beam 9 and the second hollow crossbeam 8
The other end is connected to L-shaped holding device；It is connected with the second clip 10 on second hollow crossbeam 8, screw thread on the second clip 10
The second jackscrew 31 is connected with, the second jackscrew 31 is inner to be coordinated through the second hollow crossbeam 8 and with the second hollow auxiliary top pressure of beam 9, the
The outer end of two jackscrew 31 is connected with the second plectane 11 as rotational handle.
L-shaped holding device includes connecting plate 12, L-type plate 17 and crimping plectane 13, and the lateral surface front portion of connecting plate 12 is by preceding
Four row's link bolt hole 14 are provided with after, it is at least relative provided with two up and down often to arrange link bolt hole 14；The folding of the front end of L-type plate 17
Bight portion is formed for hooking the pressure strip 15 being pressed in the crack between a door and its frame of elevator door, and the rear portion of L-type plate 17 is equipped with two rows and connects spiral shell
Bolt 16, the composition connecting bolt for often arranging connecting bolt 16 are to be arranged at intervals up and down, and often arrange the composition connection of connecting bolt 16
The position of composition link bolt hole of the position of bolt with often arranging link bolt hole 14 is corresponding.Often arrange the number of connecting bolt 16
Identical with the number of every row's link bolt hole 14, the two rows connecting bolt 16 is threaded in adjacent two row on connecting plate 12
In link bolt hole 14；
The rear portion of connecting plate 12 is provided with tapped through hole 18, and the internal thread of tapped through hole 18 is connected with sleeve pipe 19；Spiral shell in sleeve pipe 19
Line is connected with connection wire rod 21, and connection wire rod 21 is threaded in sleeve pipe 19, and sleeve pipe 19 is stretched out simultaneously in one end of connection wire rod 21
Attaching nut 20 is fixedly connected with, the other end of attaching nut 20 is fixedly connected with spherical connection bump 22；Crimp on plectane 13
Provided with the spherical connecting groove being adapted with spherical connection bump 22, spherical connection bump 22 is connected in spherical connecting groove,
So that crimping plectane 13 can rotate to an angle with respect to attaching nut 20 and connection wire rod 21, it is adapted to various real works
Occasion.It is not exclusively vertical or when deviateing 19 axis of sleeve pipe in the door opening side wall of elevator door, it can ensure that crimping plectane 13 pastes
Merging is crimped in door opening side wall；
The sleeve pipe 19 of second hollow auxiliary Liang9Chu L-shaped holding device is slided and is inserted in the second hollow auxiliary beam 9, and second is empty
The sleeve pipe 19 of L-shaped holding device at heart crossbeam 8 is slided and is inserted in the second hollow crossbeam 8；
Electric pushrod mechanism includes the mounting base 23 set along the longitudinal direction, and the rear portion of mounting base 23, which is fixedly connected with, to push away
Bar shield 24, push rod shield 24 is interior to be provided with pressure sensor, and electric pushrod 25, electric pushrod are slidably connected on mounting base 23
25 rear end is stretched into push rod shield 24 and mutually crimped with pressure sensor；The extension bar 27 of electric pushrod 25 is set forward and this is stretched
The front end of rod is connected with the measuring head 26 for top pressure elevator door, and the area of the front end of measuring head 26 is more than electric pushrod 25
The area of section of extension bar 27, so as to reduce pressure；Pressure sensor is existing apparatus, not shown.
The extension bar 27 of electric pushrod 25 is connected by Detachable connection structure with measuring head 26, and electric pushrod 25 is stretched
Rod 27 is hollow stem and its front end is provided with opening；Detachable connection structure includes being fixedly connected on the grafting at the rear of measuring head 26
Groove 28, grafting groove 28 are adapted with the extension bar 27 of electric pushrod 25；The front portion of the extension bar 27 of electric pushrod 25 is provided with
Annular groove, rubber ring 29 is embedded with annular groove, and the external diameter of rubber ring 29 is more than the diameter of the extension bar of electric pushrod 25, rubber ring
The extension bar 27 of the electric pushrod 25 at 29 rears is provided with air vent 30；
The front end face of measuring head 26 is provided with flexible material layer（Such as rubber blanket）, the upper surface of push rod shield 24 is provided with water
Level 32, personnel easy to operation are adjusted electric pushrod 25 to horizontality in assembling.The effect of flexible material layer is to prevent
Measuring head 26 causes to wear to elevator door, not shown flexible material layer.
Because the front end of the extension bar 27 of electric pushrod 25 is provided with opening, and the electric pushrod 25 at the rear of rubber ring 29 is stretched
Rod 27 is provided with air vent 30, therefore when the front end of extension bar is inserted into grafting groove 28, the air in grafting groove 28
Extension bar can be entered and discharged from air vent 30, preventing that the gas in grafting groove 28 from being compressed causes extension bar 27 and test
First 26 assembling is loosely.For the different test requests of the elevator door of different model（Test area is different as required）Need to make
With different size of measuring head 26.Using structure of the present utility model, it is easy to change suitable survey according to different test requests
Examination first 26, it is only necessary to by former measuring head 26 by pulling on the extension bar 27 of electric pushrod 25, again inserting extension bar 27 properly
Measuring head 26 on grafting groove 28.Because the external diameter of rubber ring 29 is more than the extension bar 27 being adapted with grafting groove 28
Diameter, therefore rubber ring 29 can form tight fit between the inwall of grafting groove 28, after installing more firmly, Neng Goufang
Only measuring head 26 is because the reasons such as vibration are on extension bar under self falling.
The front portion of mounting base 23 is connected with downwards clamping device, and clamping device includes being fixedly connected under mounting base 23
Two installation ear mounts 33 on surface, each mounting ear seat 33 are connected with a grip block 35 by ear mount bolt 34, clamped respectively
The inner surface of plate 35 is in the cambered surface to match with the outer surface of the second hollow crossbeam 8；The installation in one of outside of grip block 35
Pressing tight plate 36 is fixedly connected with bottom plate 23, puller bolt 37, puller bolt 37 and grip block are threaded with pressing tight plate 36
35 tops are corresponding；The puller bolt 37 in the outside of pressing tight plate 36 is provided with the major part part 38 for being easy to rotate manually.The clamping
The inner surface of plate 35 is provided with the dentalation 39 for being used for increasing frictional force, realizes more stable clamping effect.
Two row's connecting bolts 16 are connected in adjacent two rows link bolt hole 14, link bolt hole 14 is provided with four altogether
Row, such two rows connecting bolt 16 just have the different connection position of three kinds of front and back positions with respect to connecting plate 12 and its link bolt hole 14
Put.At left and right sides of elevator door during the front and back position difference of crack between a door and its frame, it can be adjusted by adjusting the link position of connecting bolt 16
Save the front and back position of L-type plate 17, it is ensured that the installation site of the second hollow hollow auxiliary beam 9 of crossbeam 8 and second is left and right directions, i.e.,
Each parallel to elevator door, and then ensure the direction of the pressure on top surface of electric pushrod 25 perpendicular to elevator door.
The laser range finder 1 is connected on the first hollow crossbeam 2 by bindiny mechanism, and bindiny mechanism includes magic arm
51, the one end of magic arm 51 is connected by universal ball end structure with laser range finder 1, and the other end of magic arm 51 is clamped in
On first hollow crossbeam 2.Universal ball end structure is conventional structure, not shown.
Magic arm 51 is preferably clamped on the first hollow crossbeam 2 by crab clamp 40.Crab clamp 40 is a kind of conventional
Photographic goods（Especially magic arm）Connector, concrete structure are no longer described in detail.Magic arm 51 in the present embodiment is using good
The strange hand magic arm of 11 cun of U.S.'s Camilla 7 cun of on-line shop of standing grain photography video equipment Taobao sale（Strength version）, also may be used certainly
So that using the magic arm of other manufacturer productions of other shops sale, it has adjusts institute's attachment means within the specific limits
（In the prior art such as camera lens, refer to laser range finder 1 in the present embodiment）Locus effect.
The external part of first hollow auxiliary beam 3 and one end of the first hollow crossbeam 2 are connected by adjustable connection structure respectively
First top plate 4；
Adjustable connection structure includes the first nut 41, and the end face of the first nut 41 is fixedly connected with a welding manner
One screw mandrel 42, the other end of the first nut 41 are fixedly connected with the first ball bumps 43；The side of first top plate 4 be provided with it is described
The first ball recess that first ball bumps 43 are adapted, the first nut 41 pass through the first ball bumps 43 and the first ball recess
It is connected with the first top plate 4；
First hollow auxiliary Liang3Chu adjustable connection structure is threaded in the first hollow auxiliary beam 3 by its first screw mandrel 42
It is interior；Adjustable connection structure at first hollow crossbeam 2 is threaded in the first hollow crossbeam 2 by its first screw mandrel 42.
The connecting plate 12 of the L-shaped holding device in away from crimping plectane 13 side be provided with some detents 44, institute
State and be respectively equipped with the convex being adapted with the detent 44 on the outer face of the second hollow crossbeam and the second hollow auxiliary beam 9
Rise.The concentric circles of each positioning convex threadingly through hole 18 is uniformly distributed, not shown positioning convex.
The invention also discloses measure elevator using the higher elevator door deformation quantity measuring mechanism of above-mentioned accuracy
The method of layer door deformation quantity.Using vertical direction as Y-direction, with perpendicular to the direction of elevator door to be measured（That is fore-and-aft direction）For Z-direction,
Using the direction parallel to elevator door to be measured as X to；
First step is that the higher elevator door deformation quantity measuring mechanism of accuracy is transported at elevator door to be detected；
Second step is the second fixing device of preliminary installation, and the positioning on the connecting plate 12 of a L-shaped holding device is recessed
Groove 44 is directed at the positioning convex on the second hollow crossbeam outer face, positioning convex at this is inserted the L-shaped holding device
Detent 44 on connecting plate 12, the second hollow crossbeam 8 is then set to be connected along X to keep level state, two rows of front and rear regulation
The position of bolt 16 makes the pressure strip 15 of the L-shaped holding device be directed at simultaneously hooking one so as to adjust the front and back position of pressure strip 15
Side door stitches；
Detent 44 on the connecting plate 12 of another L-shaped holding device is aligned on the second hollow auxiliary outer face of beam 9
Positioning convex, then make the detent 44 that positioning convex is inserted on the connecting plate 12 of the L-shaped holding device at this, be pulled outwardly
Dynamic second hollow auxiliary beam 9, the position of two row's connecting bolts 16 of front and rear regulation make the L so as to adjust the front and back position of pressure strip 15
The alignment of pressure strip 15 of shape holding device and hooking opposite side crack between a door and its frame；
Pull out the second hollow auxiliary beam 9 again, make the crimping plectanes 13 of two L-shaped holding devices respectively with elevator door
Door opening side wall fit；
Last operation person rotates the second plectane 11 with hand, the second jackscrew 31 is compressed the second hollow auxiliary beam 9, prevents from measuring
The second hollow auxiliary beam 9 horizontally slips in journey；
Third step is to move up and down the second fixing device to predetermined Y-direction top pressure position, then turns two L with hand
The attaching nut 20 of shape holding device makes the crimping plectane 13 of two L-shaped holding devices compress respectively to be rotatablely connected screw mandrel 21
The door opening side wall of elevator door；
Four steps is that two grip blocks 35 of electric pushrod mechanism are from top to bottom stuck on the second hollow crossbeam 8, and
Electric pushrod mechanism is set to be located at predetermined X to top pressure position；The level meter 32 on push rod shield 24 is observed, by electric pushrod mechanism
Regulation tightens puller bolt 37, grip block 35 is pressed on the second hollow crossbeam 8 by puller bolt 37 to horizontality；
5th step is the first fixing device of installation, the first hollow crossbeam 2 is stretched out along X to keep level state
First hollow auxiliary beam 3, makes two the first top plates 4 be fitted in the door opening side wall of elevator door respectively；Then the first jackscrew 6 is tightened,
The first jackscrew 6 is compressed the first hollow auxiliary beam 3, prevent that the first hollow auxiliary beam 3 horizontally slips in detection；Then the first nut is rotated
41, make the first screw mandrel 42 protruding, two the first top plates 4 is compressed the door opening side wall of elevator door respectively；Make laser ranging
The distance at first 26 center of the distance test of instrument 1 is less than or equal to 100 millimeters；
6th step is that laser range finder 1 and electric pushrod 25 are connected into external PLC respectively；Controlled by PLC
Device processed starts laser range finder 1, and measurement does not apply the distance between elevator door and laser range finder 1 d1 before pressure；Pass through PLC
Controller starts electric pushrod 25, forward extends out the extension bar 27 of electric pushrod 25, applies predetermined pressure to elevator door,
Then the measurement of laser range finder 1 is made to apply the distance between elevator door and laser range finder 1 d2 after pressure；According to d2-d1's
Value can draw the plastic deformation amount of elevator door at this pressure；Finally by stretching for PLC control electric pushrod 25
Rod 27 is retracted, and the measurement of laser range finder 1 is removed the distance between elevator door and laser range finder 1 d3 after pressure；According to
D3-d1 value can draw the permanent deformation amount of elevator door at this pressure.
Between the 5th step and the 6th step, the position of laser range finder 1 is finely tuned by magic arm 51, makes to swash
The distance at first 26 center of the distance test of optar 1 is small to be more than or equal to 80 millimeters and less than or equal to 100 millimeters.
The PLC is connected with memory module, and in the course of work of laser range finder 1, PLC will measure
Data storage is in a storage module；The PLC is connected with display screen and printer, includes measurement result in measurement process
On display screen, and measurement result is printed according to the instruction of operating personnel.
Claims (3)
1. the higher elevator door deformation quantity measuring mechanism of accuracy, it is characterised in that：Fixed including the first fixing device, second
Device, electric pushrod mechanism and laser range finder；
Using towards the direction of elevator door as before to；
First fixing device includes the first hollow crossbeam, is slided in the first hollow crossbeam and is inserted with the first hollow auxiliary beam, and first is empty
The auxiliary beam of the heart stretches out one end of the first hollow crossbeam, the external part of the first hollow auxiliary beam and the other end difference of the first hollow crossbeam
It is connected with the first top plate；Laser range finder is connected on the first hollow crossbeam；The first clip is connected with first hollow crossbeam, the
The first jackscrew is threaded with one clip, the first jackscrew is inner to be press-fitted through the first hollow crossbeam and with the first hollow auxiliary back
Close, the first jackscrew outer end is connected with the first plectane as rotational handle；
Second fixing device includes the second hollow crossbeam, is slided in the second hollow crossbeam and is inserted with the second hollow auxiliary beam, and second is empty
The auxiliary beam of the heart stretches out one end of the second hollow crossbeam, the external part of the second hollow auxiliary beam and the other end difference of the second hollow crossbeam
It is connected with L-shaped holding device；The second clip is connected with second hollow crossbeam, the second jackscrew is threaded with the second clip,
Second jackscrew is inner to be connected with as turning through the second hollow crossbeam and with the second hollow auxiliary back press-fit, the second jackscrew outer end
Second plectane of fixed handle；
L-shaped holding device includes connecting plate, L-type plate and crimping plectane, and the lateral surface front portion of connecting plate is provided with four rows from front to back
Link bolt hole, link bolt hole is often arranged at least provided with two；The dogleg section of L-type front edge of board is formed is pressed in elevator layer for hook
Pressure strip in the crack between a door and its frame of door, the rear portion of L-type plate are equipped with two row's connecting bolts, and the number and often row for often arranging connecting bolt connect
The number of bolt hole is identical, and the two rows connecting bolt is threaded in the adjacent two rows link bolt hole on connecting plate；
The rear portion of connecting plate is provided with tapped through hole, and tapped through hole internal thread is connected with sleeve pipe；Sleeve pipe internal thread is connected with connecting filament
Bar, connection wire rod are threaded in sleeve pipe, and one end of connection wire rod stretches out sleeve pipe and is fixedly connected with attaching nut, connects spiral shell
Female other end is fixedly connected with spherical connection bump；Crimping plectane is provided with the spherical connection being adapted with spherical connection bump
Groove, spherical connection bump are connected in spherical connecting groove；
The cannula slide of second hollow auxiliary Liang Chu L-shaped holding device is inserted in the second hollow auxiliary beam, at the second hollow crossbeam
The cannula slide of L-shaped holding device be inserted in the second hollow crossbeam；
Electric pushrod mechanism includes the mounting base set along the longitudinal direction, and mounting base rear portion is fixedly connected with push rod shield,
Pressure sensor is provided with push rod shield, electric pushrod is slidably connected on mounting base, push rod is stretched into the rear end of electric pushrod
Shield simultaneously mutually crimps with pressure sensor；The extension bar of electric pushrod is set forward and the front end of the extension bar is connected with for pushing up
The measuring head of elevator door is pressed, the area of measuring head front end is more than the area of section of the extension bar of electric pushrod；
The extension bar of electric pushrod is connected by Detachable connection structure with measuring head, and the extension bar of electric pushrod is hollow stem
And its front end is provided with opening；Detachable connection structure includes being fixedly connected on the grafting groove at measuring head rear, grafting groove with
The extension bar of electric pushrod is adapted；The front portion of the extension bar of electric pushrod is provided with annular groove, and rubber ring is embedded with annular groove,
The external diameter of rubber ring is more than the diameter of electric pushrod extension bar, and the extension bar of the electric pushrod at rubber ring rear, which is provided with, deflates
Hole；
The front portion of mounting base is connected with downwards clamping device, and clamping device includes being fixedly connected on mounting base lower surface
Two installation ear mounts, each mounting ear seat is connected by ear mount bolt with a grip block respectively, and the inner surface of grip block is in the
The cambered surface that the outer surface of two hollow crossbeams matches；It is fixedly connected with and holds out against on mounting base on the outside of one of grip block
Plate, puller bolt is threaded with pressing tight plate, puller bolt is corresponding with grip block top；Puller bolt on the outside of pressing tight plate
It is provided with the major part part for being easy to rotate manually.
2. the higher elevator door deformation quantity measuring mechanism of accuracy according to claim 1, it is characterised in that：It is described to swash
Optar is connected on the first hollow crossbeam by bindiny mechanism, and bindiny mechanism includes magic arm, and magic arm one end leads to
Cross universal ball end structure with laser range finder to be connected, the other end of magic arm is clamped on the first hollow crossbeam.
3. the higher elevator door deformation quantity measuring mechanism of accuracy according to claim 1, it is characterised in that：First is empty
One end of the external part of the auxiliary beam of the heart and the first hollow crossbeam connects the first top plate by adjustable connection structure respectively；
Adjustable connection structure includes the first nut, and the end face of the first nut is fixedly connected with the first screw mandrel in a welding manner,
The other end of first nut is fixedly connected with the first ball bumps；First top plate side is provided with and the first ball bumps phase
First ball recess of adaptation, the first nut are connected by the first ball bumps and the first ball recess with the first top plate；
First hollow auxiliary Liang Chu adjustable connection structure is connected in the first hollow auxiliary beam by its first wire rod thread；First is empty
Adjustable connection structure at heart crossbeam is connected in the first hollow crossbeam by its first wire rod thread.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720656783.8U CN206787504U (en) | 2017-06-08 | 2017-06-08 | The higher elevator door deformation quantity measuring mechanism of accuracy |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720656783.8U CN206787504U (en) | 2017-06-08 | 2017-06-08 | The higher elevator door deformation quantity measuring mechanism of accuracy |
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| CN206787504U true CN206787504U (en) | 2017-12-22 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107228634A (en) * | 2017-06-08 | 2017-10-03 | 河南省特种设备安全检测研究院新乡分院 | The higher elevator door deformation quantity measuring mechanism of accuracy |
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2017
- 2017-06-08 CN CN201720656783.8U patent/CN206787504U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107228634A (en) * | 2017-06-08 | 2017-10-03 | 河南省特种设备安全检测研究院新乡分院 | The higher elevator door deformation quantity measuring mechanism of accuracy |
| CN107228634B (en) * | 2017-06-08 | 2019-03-29 | 河南省特种设备安全检测研究院新乡分院 | Elevator door deformation quantity measuring mechanism |
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