CN104183184B - A kind of elevator governor safety tongs linkage test platform - Google Patents
A kind of elevator governor safety tongs linkage test platform Download PDFInfo
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- CN104183184B CN104183184B CN201410390916.2A CN201410390916A CN104183184B CN 104183184 B CN104183184 B CN 104183184B CN 201410390916 A CN201410390916 A CN 201410390916A CN 104183184 B CN104183184 B CN 104183184B
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Abstract
The present invention relates to a kind of elevator governor safety tongs linkage test platform.It includes: support, and this support is provided with two vertical guide rails；For simulating the test stand of car motion, test stand is provided with first and leads boots；For detecting the limiter of speed whether test stand exceeds the speed limit；Safety tongs with limiter of speed linkage；Lifting frame, which is provided with second and leads boots so that this lifting frame is positioned at the top of test stand along the oscilaltion of guide rail direction, lifting frame；For the hoisting mechanism driving lifting frame to ramp up；Hook mechanism that can be automatically-unhooked, it is located between lifting frame and test stand, lifting frame and test stand by hook mechanism link up with together with and under the ordering about of hoisting mechanism together with rise, after lifting frame rises certain altitude together with test stand, hook mechanism is automatically-unhooked makes lifting frame separate with test stand, and test stand is released and along the free-falling of guide rail direction.Present configuration is simple, implements easily, to occupy little space, is more suitable for teaching, training and uses.
Description
Technical field
The present invention relates to a kind of elevator governor safety tongs linkage test platform.
Background technology
Elevator is the transporting equipment of a kind of vertical lift, and it is used for transporting passengers or goods.Existing for making
Elevator by guiding, traction, car, door, balance, safety, drag, the eight big systems such as control form,
Dispersed placement is in places such as hoistway, machine room, stops.Along with the development of economic society, elevator professional technician
Elevator market demand can not be met far away.For adapting to market demand, some universities and colleges arrange elevator professional, cultivate electricity
Ladder professional technician.
But owing to real elevator cannot implement tracting line complete rupture, in the speed limit of car freely falling body hypervelocity
During device is imparted knowledge to students with safety tongs linkage test, it is impossible to reflection elevator governor safety tongs linkage principle directly perceived
And elevator lock car principle, it is impossible to meet teaching, training requirement.
Summary of the invention
It is an object of the invention to provide a kind of elevator governor safety tongs linkage test platform, this test platform energy
Enough realization simulates car limiter of speed under free-falling hypervelocity environment and safety tongs linkage test.
Above-mentioned purpose is achieved by the following technical solution:
A kind of elevator governor safety tongs linkage test platform, it is characterised in that including: support, this support
It is provided with two the vertical guide rails extended from the bottom of this support to the top of this support；For simulating car
The test stand of motion, test stand is provided with first coordinated with each guide rail and leads boots so that this test stand is along guide rail side
To oscilaltion；For detecting the limiter of speed whether test stand exceeds the speed limit, rack-mount；Join with limiter of speed
Dynamic safety tongs, is arranged on test stand, makes the urgent stop of test stand and be clamped under the manipulation of limiter of speed
Article two, on guide rail；Lifting frame, which is provided with second coordinated with each guide rail and leads boots so that this lifting frame is along guide rail
Direction oscilaltion, lifting frame is positioned at the top of test stand；For the hoisting mechanism driving lifting frame to ramp up,
Rack-mount；Hook mechanism that can be automatically-unhooked, is located between lifting frame and test stand, lifting frame with
Test stand is linked up with together by hook mechanism and rises together under the ordering about of hoisting mechanism, when lifting frame with
After test stand rises certain altitude together, hook mechanism is automatically-unhooked makes lifting frame separate with test stand, test
Frame is released and along the free-falling of guide rail direction.
Technique scheme can be improved further by following technical measures:
The top of this support is provided with the ram extended downwardly from, and ram is positioned at the top of lifting frame；This suspension hook
Mechanism includes suspension hook and hanger, and hanger is located on test stand, and the middle part of this suspension hook is pacified rotationally by bearing pin
Being contained on lifting frame, the bottom of this suspension hook is provided with the gib head coordinated with hanger, and hanger can hang over the gib head of suspension hook
Upper so that lifting frame is together with test stand hook, the top of this suspension hook is provided with and can be knocked part collision and make this
The driving handle that suspension hook rotates, is lifting frame together with test stand in uphill process, when driving handle is knocked
Part collision rift, suspension hook rotates and makes gib head depart from hanger realization lifting frame and separate with test stand.
This suspension hook is changed between one first angle and one second angle back and forth；When this suspension hook is in the first angle,
Hanger can hang on the gib head of suspension hook；When this suspension hook is in the second angle, the gib head of suspension hook departs from hanger；?
Lifting frame together with test stand in uphill process, is knocked part collision when the driving handle of suspension hook and makes suspension hook from the
One angular transition is to the second angle.
It is provided with, between this suspension hook and lifting frame, the resetting-mechanism that suspension hook can be made to be returned to the first angle.
This resetting-mechanism includes spring and spacer pin, and spring first end is arranged on lifting frame, the second of spring
End is arranged on suspension hook, and spacer pin is located on lifting frame, suspension hook be resisted against spacer pin under the action of the spring and
It is in the first angle.
This lifting frame includes lifting crossbeam and two pieces of limiting plates, and lifting crossbeam is between two guide rails and lifting is horizontal
The two ends of beam are equipped with second and lead boots, and the middle part of suspension hook is installed in rotation on lifting crossbeam by bearing pin,
Two pieces of limiting plates are arranged on lifting crossbeam and arrange symmetrically, and the bottom of suspension hook is sandwiched in two pieces of limiting plates
Between, each piece of limiting plate is equipped with the locked groove of band opening, opening down, hanger passes in and out locked groove from opening；
When this suspension hook is in the first angle, gib head is blocked in opening part and passes in and out locked groove in closing opening shape with prevention hanger；
When this suspension hook is in the second angle, gib head leaves opening part and passes in and out locked groove in opening opening shape with permission hanger.
Spring is extension spring, and the first end of spring and ram are respectively positioned on the same side of bearing pin, the second end of spring
Being installed on the bottom of suspension hook, spacer pin is fixedly mounted between two pieces of limiting plates.
This test stand is the cross member of car sedan-chair frame, and cross member is between two guide rails and the two ends of cross member are equal
It is provided with first and leads boots and safety tongs.
Buffer it is provided with between test stand and the bottom of support.
Hanger is a knee being arranged on test stand, and knee is in " U " type stood upside down；Hoisting mechanism includes one
Electric block, electric block pulls lifting frame to rise；Ram is a rectangle plate body；This support is gantry
Shelf structure, including the heel post of the left and right sides, the transverse strands at top and the pedestal of bottom, each heel post is installed
One guide rail, electric block and ram are arranged in the transverse strands at top.
The present invention compared with prior art has the advantage that
(1) be provided with between lifting frame and test stand can be automatically-unhooked hook mechanism, lifting frame and test stand lead to
Cross hook mechanism hook and to rise together under the ordering about of hoisting mechanism, when lifting frame and test stand one together
Rising after rising certain altitude, hook mechanism is automatically-unhooked makes lifting frame separate with test stand, and test stand is released
And along guide rail direction by self gravitation free-falling, it is achieved test stand is in the environment of freely falling body hypervelocity motion
Limiter of speed and safety tongs linkage test, and can intuitively reflect elevator governor safety tongs linkage principle and elevator
Lock car principle, additionally, whole test platform simple in construction, implements easily, to occupy little space, is more suitable for religion
Learn training to use；
(2) top of this support is provided with the ram extended downwardly from, and this hook mechanism includes suspension hook and hanger,
Hanger can hang on the gib head of suspension hook so that lifting frame is together with test stand hook, at lifting frame and test stand
Together in uphill process, when driving handle is knocked part collision rift, suspension hook rotates and makes gib head depart from hanger
Realize lifting frame to separate with test stand, the hook mechanism simple in construction that it can be automatically-unhooked, implement easily, with
The cooperation of ram, stable and reliable in work；
(3) this suspension hook is changed between one first angle and one second angle back and forth, simple in construction, and design is closed
Reason, stable and reliable in work, it is simple to realize suspension hook and the hook of hanger and operation of breaking off relations；
(4) it is provided with the resetting-mechanism that suspension hook can be made to be returned to the first angle, suspension hook between this suspension hook and lifting frame
After breaking off relations with hanger, driving handle leaves ram, and resetting-mechanism makes suspension hook be returned to first jiao from the second angle
Degree, makes suspension hook be in steady statue, it is simple to suspension hook next time and the hook operation of hanger, additionally, reset
The effect of mechanism can make suspension hook be steadily placed at the first angle, it is to avoid suspension hook and hanger are in ascending motion but go back
No touching ram does not just send automatically-unhooked situation and occurs, and makes test more stable accurately；
(5) this resetting-mechanism includes spring and spacer pin, and the effect of spring can make suspension hook have all the time to be returned to
The trend of the first angle, simple in construction, it is to avoid suspension hook and hanger are in ascending motion but do not touch ram
Just send automatically-unhooked situation to occur, make test more stable accurately；
(6) this lifting frame includes lifting crossbeam and two pieces of limiting plates, and each piece of limiting plate is equipped with band opening
Locked groove, opening down, hanger passes in and out locked groove from opening, and when this suspension hook is in the first angle, gib head is blocked in out
In closing opening shape to stop hanger turnover locked groove at Kou；When this suspension hook is in the second angle, gib head leaves
Opening part and in open opening shape with allow hanger turnover locked groove, suspension hook and hanger hook time, more stable, no
Easily breaking off relations, only just make suspension hook and hanger break off relations after rotating suspension hook, simple in construction, it is convenient to implement, work
Reliable and stable；
(7) this support is gantry frame structure, including the heel post of the left and right sides, the transverse strands at top and bottom
Pedestal, each heel post is installed a guide rail, electric block and ram and is arranged in the transverse strands at top, whole
Individual test platform is the most directly perceived, it is simple to personal observations, it is simple to teaching, training, and its simple in construction.
Accompanying drawing explanation
Fig. 1 is the front view of the present invention, and wherein test stand and lifting frame are in extreme lower position, test stand and carrying
Try to stop people from fighting each other and linked up with together by hook mechanism；
Fig. 2 is the left view of the present invention；
Fig. 3 is the front view of the present invention, and wherein test stand is together with lifting frame and being in uphill process, tests
Together with frame is linked up with by hook mechanism with lifting frame, driving handle does not touches ram；
Fig. 4 is the A portion partial enlarged drawing of Fig. 3；
Fig. 5 is the B-B sectional view of Fig. 4；
Fig. 6 is the schematic diagram after Fig. 5 hides hanger；
Fig. 7 is the front view of the present invention, and wherein test stand is together with lifting frame and being in uphill process, tests
Together with frame is linked up with by hook mechanism with lifting frame, driving handle just touches ram and suspension hook does not occurs turn
Dynamic；
Fig. 8 is the front view of the present invention, and wherein suspension hook takes off to rotate and to be in the second angle, suspension hook and hanger
Hook, test stand is released；
Fig. 9 is the C-C sectional view of Fig. 7；
Figure 10 is the D-D sectional view of Fig. 8；
Figure 11 is the front view of the present invention, and wherein test stand is pacified after being released the direction free-falling of tailing edge guide rail
Entirely clamp anxious stop；
Figure 12 is the front view of suspension hook of the present invention；
Figure 13 is the front view of limited block of the present invention；
Figure 14 is the front view of knee of the present invention；
Wherein, in above-mentioned accompanying drawing, Fig. 1, Fig. 3, Fig. 4, Fig. 7, Fig. 8, Fig. 9, Figure 10 and Figure 11
In hook mechanism part use perspective view show so that more intuitively reflecting that the work of hook mechanism is former
Reason.
Reference: 1 support, 11 guide rails, 12 heel posts, 13 transverse strands, 14 pedestals；2 test stands,
21 first lead boots, 22 hangers；3 limiter of speeds；4 lifting framves, 41 second lead boots, 42 spacer pins, 43 carry
Draw crossbeam, 44 limiting plates, 441 openings, 442 locked grooves；5 hoisting mechanisms；6 rams；7 suspension hooks, 71
Bearing pin, 72 gib heads, 73 driving handles；8 springs, the first end of 81 springs, the second end of 82 springs；9
Buffer.
Detailed description of the invention
The present invention is further detailed explanation with detailed description of the invention below in conjunction with the accompanying drawings.
As shown in Fig. 1 to Figure 14, a kind of elevator governor safety tongs linkage test platform, including:
Support 1, this support 1 is provided with two extended from the bottom of this support to the top of this support vertically
Guide rail 11；
For simulate car motion test stand 2, with test stand replace real car can save space,
Cost, makes structure simpler, more intuitively, it is simple to observation of students learns, and test stand 2 is provided with and each guide rail
The first of 11 cooperations leads boots 21 so that this test stand is along guide rail 1 direction oscilaltion；
For detecting the limiter of speed 3 whether test stand 2 exceeds the speed limit, it is arranged on support 1；
With the safety tongs (not shown) of limiter of speed 3 linkage, it is arranged on test stand 2, at limiter of speed
Make the urgent stop of test stand 2 under the manipulation of 3 and be clamped on two guide rails 11；Specifically, when test stand 2
Occur hypervelocity motion time, limiter of speed 3 will handling safety pincers action and make the urgent stop of test stand 2 and clamp
On two guide rails 11；
Lifting frame 4, which is provided with second coordinated with each guide rail 11 and leads boots 41 so that this lifting frame 4 is along leading
Rail 11 direction oscilaltion, lifting frame 4 is positioned at the top of test stand 2；
For the hoisting mechanism 5 driving lifting frame 4 to ramp up, it is arranged on support 1；Certainly, elevator
Structure can actively order about lifting frame and rise, it is also possible to actively orders about lifting frame and declines；
Hook mechanism that can be automatically-unhooked, is located between lifting frame 4 and test stand 2, lifting frame 4 and test
Frame 2 is linked up with together by hook mechanism and rises together under the ordering about of hoisting mechanism 5, when lifting frame 4
After rising certain altitude together with test stand 2, hook mechanism is automatically-unhooked makes lifting frame 4 and test stand 2 points
From, test stand 2 is released and along guide rail 11 direction free-falling.Hook mechanism that can be automatically-unhooked is in lifting
In equipment relatively common, such as can use the automatic decoupling device etc. of electric-controlled type or Purely mechanical, China is real
With new patent description CN101973484A, CN10189113A, CN101973484A, CN103434929A,
CN2621174Y etc. also discloses that multiple automatic decoupling device, the hook mechanism of certain present invention can also be adopted
With having automatic coupling and the device of unhook function.Additionally, limiter of speed and safety tongs can use conventional structure,
The most no longer describe in detail.
The top of this support 1 is provided with the ram 6 extended downwardly from, and ram 6 is positioned at the top of lifting frame 4；
This hook mechanism includes suspension hook 7 and hanger 22, and hanger 22 is located on test stand 2, this suspension hook 7
Middle part is installed in rotation on lifting frame 4 by bearing pin 71, and the bottom of this suspension hook 7 is provided with and hanger 22
The gib head 72 coordinated, hanger 22 can hang on the gib head 72 of suspension hook so that lifting frame 4 is linked up with test stand 2
Together, the top of this suspension hook 7 is provided with and can be knocked part 6 and collide and the driving that makes this suspension hook 7 rotate
Handle 73, in uphill process, collides when driving handle 73 is knocked part 6 together with test stand 2 at lifting frame 4
After, suspension hook 7 rotates and makes gib head 72 depart from hanger 22 realization lifting frame 4 and separate with test stand 2.
In the present embodiment, driving handle tilt upward extension and in a certain angle with ram.
This suspension hook 7 is changed between one first angle and one second angle back and forth；This suspension hook 7 is in first jiao
(seeing shown in Fig. 4 and Fig. 9) when spending, hanger 22 can hang on the gib head 72 of suspension hook；At this suspension hook 7
When the second angle (shown in Figure 10), the gib head 72 of suspension hook departs from hanger；In lifting frame 4 and examination
Test in frame 2 uphill process together, collide when the driving handle 73 of suspension hook is knocked part 6 and makes suspension hook 7 from first
Angular transition is to the second angle.
It is provided with, between this suspension hook 7 and lifting frame 4, the resetting-mechanism that suspension hook 7 can be made to be returned to the first angle, multiple
The effect of position mechanism is to ensure that suspension hook 7 has the movement tendency being returned to the first angle all the time.
This resetting-mechanism includes spring 8 and spacer pin 42, and spring first end 81 is arranged on lifting frame, bullet
Second end 82 of spring is arranged on suspension hook, and spacer pin 42 is located on lifting frame 4, and suspension hook 7 is at spring 8
It is resisted against spacer pin 42 under effect and is in the first angle.Resetting-mechanism can also be other in mechanical field
Conventional structure.
Lifting frame 4 includes lifting crossbeam 43 and two pieces of limiting plates 44, and lifting crossbeam 43 is positioned at two guide rails 11
Between and the two ends of lifting crossbeam 43 be equipped with second and lead boots 41, the middle part of suspension hook 7 can be turned by bearing pin 71
Being arranged on lifting crossbeam 43, two pieces of limiting plates 44 are arranged on lifting crossbeam 43 and symmetrical cloth dynamicly
Putting, the bottom of suspension hook 7 is sandwiched between two pieces of limiting plates 44, and each piece of limiting plate 44 is equipped with band opening
The locked groove 442 of 441, down, hanger 22 passes in and out locked groove 442 from opening 441 to opening 441；
As shown in Fig. 4, Fig. 9, when this suspension hook 7 is in the first angle, gib head 72 is blocked at opening 441
In closing opening 441 shape to stop hanger 22 to pass in and out locked groove 442；
As shown in Figure 10, when this suspension hook 7 is in the second angle, gib head 72 leaves at opening 441 in beating
Opening 441 shape passes in and out locked groove 442 with permission hanger 22.
Spring 8 is extension spring, and the first end 81 of spring and ram 6 are respectively positioned on the same side (this of bearing pin 71
In embodiment, shown in Figure 1, the first end 81 of spring and ram 6 are respectively positioned on the right side of bearing pin 71),
Second end 82 of spring is installed on the bottom of suspension hook 7, and (in the present embodiment, the second end 82 of spring is installed on
The lower right of bearing pin 71), spacer pin is fixedly mounted between two pieces of limiting plates.
This test stand 2 is the cross member of car sedan-chair frame, and cross member is between two guide rails 11 and the two of cross member
End is equipped with first and leads boots 21 and safety tongs, and certainly, test stand can also be whole car sedan-chair frame or true
Car or car model.
Being provided with buffer 9 between the bottom of test stand 2 and support 1, buffer belongs to prior art, herein
No longer describe in detail.
Hanger 22 is a knee being arranged on test stand 2, and knee (sees Figure 14 in " U " type stood upside down
Shown in)；
Hoisting mechanism 5 includes an electric block, and electric block pulls lifting frame 4 to rise；Electric block passes through
Rope is connected with lifting frame, and during rising, electric block traction lifting frame rises, and during decline, lifting frame is reliable
Self gravitation declines and electric block can draw；
Ram 6 is a rectangle plate body, and certain ram can also be other structure, e.g. cylindrical rod,
Thrust extended downwardly from etc., as long as being capable of after touching driving handle stopping that this driving handle rises also
Make suspension hook send to rotate；
This support 1 is gantry frame structure, including heel post 12, transverse strands 13 and at top of the left and right sides
The pedestal 14 of bottom, each heel post 12 is installed a guide rail 11, electric block and ram 6 and is arranged on top
Transverse strands 13 on.
The bottom of the gib head of the suspension hook of the present invention can be designed to arc transition so that hanger can automatic coupling,
So after test stand completes falling motion, drive electric block to put down lifting frame, decline process at lifting frame
In, on hanger contact camber line bottom gib head and order about suspension hook and overcome acting force of the spring from the first angle to
Two angular turn, and eventually enter in the locked groove of limiting plate, after departing from gib head, gib head resets to realize certainly
Dynamic hook, certainly, the operation of hook can also use hand rotation suspension hook to realize.
The process of the test of the present invention is as follows:
As it is shown in figure 1, lifting frame and test stand are in extreme lower position, suspension hook carries together with linking up with hanger
Liter mechanism orders about lifting frame and rises together with test stand；
Rise together with test stand as it is shown on figure 3, hoisting mechanism orders about lifting frame；
After as it is shown in fig. 7, hoisting mechanism orders about lifting, frame rises certain altitude together with test stand, driving handle
Just touch ram, but driving handle has had not occurred rotation；
As shown in Figure 8, hoisting mechanism orders about lifting frame to be continued to rise together with test stand, and suspension hook starts to rotate
And final from the first angular turn to the second angle, now, suspension hook and hanger break off relations, and test stand is released；
As shown in figure 11, after test stand is released, realize mould by self gravitation along the free-falling of guide rail direction
Intending car limiter of speed under free-falling hypervelocity environment and safety tongs linkage test, test stand is finally by safety
Clamp anxious stop.
Claims (7)
1. an elevator governor safety tongs linkage test platform, it is characterised in that including:
Support (1), this support (1) is provided with two extended from the bottom of this support to the top of this support
The guide rail (11) that bar is vertical；
For simulating the test stand (2) of car motion, test stand (2) is provided with joins with each guide rail (11)
First closed leads boots (21) so that this test stand is along guide rail (1) direction oscilaltion；
For detecting the limiter of speed (3) whether test stand (2) exceeds the speed limit, it is arranged on support (1)；
The safety tongs linked with limiter of speed (3), is arranged on test stand (2), the behaviour of limiter of speed (3)
Make the urgent stop of test stand (2) under Zong and be clamped on two guide rails (11)；
Lifting frame (4), which is provided with second coordinated with each guide rail (11) and leads boots (41) so that this lifting
Frame (4) is positioned at the top of test stand (2) along guide rail (11) direction oscilaltion, lifting frame (4)；
For the hoisting mechanism (5) driving lifting frame (4) to ramp up, it is arranged on support (1)；
Hook mechanism that can be automatically-unhooked, is located between lifting frame (4) and test stand (2), lifts frame (4)
Rise together with together with being linked up with by hook mechanism with test stand (2) and under the ordering about of hoisting mechanism (5),
After lifting frame (4) rises certain altitude together with test stand (2), hook mechanism is automatically-unhooked makes lifting
Frame (4) separates with test stand (2), and test stand (2) is released and along guide rail (11) direction free-falling；
This test stand (2) is the cross member of car sedan-chair frame, and cross member is positioned between two guide rails (11) and the end is horizontal
The two ends of beam are equipped with first and lead boots (21) and safety tongs；
Buffer (9) it is provided with between the bottom of test stand (2) and support (1)；
The top of this support (1) is provided with the ram (6) extended downwardly from, and ram (6) is positioned at lifting frame
(4) top；
This hook mechanism includes suspension hook (7) and hanger (22), and hanger (22) is located on test stand (2),
The middle part of this suspension hook (7) is installed in rotation in lifting frame (4) by bearing pin (71), this suspension hook (7)
Bottom be provided with the gib head (72) coordinated with hanger (22), hanger (22) can hang over the gib head (72) of suspension hook
Upper so that lifting frame (4) is together with test stand (2) hook, the top of this suspension hook (7) is provided with can be hit
The driving handle (73) hitting part (6) collision and make this suspension hook (7) rotate, in lifting frame (4) and examination
Test in frame (2) uphill process together, when driving handle (73) is knocked part (6) collision rift, suspension hook (7)
Rotate and make gib head (72) depart from hanger (22) realization lifting frame (4) and separate with test stand (2).
A kind of elevator governor safety tongs linkage test platform the most according to claim 1, its feature exists
In:
This suspension hook (1) is changed between one first angle and one second angle back and forth；This suspension hook (7) is in
During the first angle, hanger (22) can hang on the gib head (72) of suspension hook；This suspension hook (7) is in second jiao
When spending, the gib head (72) of suspension hook departs from hanger；Rose together with test stand (2) in lifting frame (4)
Cheng Zhong, is knocked part (6) collision when the driving handle (73) of suspension hook and makes suspension hook (7) turn from the first angle
Shift to the second angle.
A kind of elevator governor safety tongs linkage test platform the most according to claim 2, its feature exists
In: it is provided with, between this suspension hook (7) and lifting frame (4), the reset that suspension hook (7) can be made to be returned to the first angle
Mechanism.
A kind of elevator governor safety tongs linkage test platform the most according to claim 3, its feature exists
In: this resetting-mechanism includes spring (8) and spacer pin (42), and spring first end (81) is arranged on lifting
On frame, second end (82) of spring is arranged on suspension hook, and spacer pin (42) is located in lifting frame (4),
Suspension hook (7) is resisted against spacer pin (42) under the effect of spring (8) and is in the first angle.
A kind of elevator governor safety tongs linkage test platform the most according to claim 4, its feature exists
In: lifting frame (4) includes lifting crossbeam (43) and two pieces of limiting plates (44), lifts crossbeam (43) position
Between two guide rails (11) and the two ends of lifting crossbeam (43) are equipped with second and lead boots (41), suspension hook (7)
Middle part be installed in rotation in lifting crossbeam (43) by bearing pin (71), two pieces of limiting plates (44)
Being arranged on lifting crossbeam (43) above and to arrange symmetrically, the bottom of suspension hook (7) is sandwiched in two pieces of limiting plates
(44), between, each piece of limiting plate (44) is equipped with the locked groove (442) of band opening (441), opening
(441) down, hanger (22) is from opening (441) turnover locked groove (442)；
When this suspension hook (7) is in the first angle, gib head (72) be blocked in opening (441) place and in closing make and break
Mouth (441) shape is to stop hanger (22) turnover locked groove (442)；
When this suspension hook (7) is in the second angle, gib head (72) leaves opening (441) place and in opening out
Mouth (441) shape is to allow hanger (22) turnover locked groove (442).
A kind of elevator governor safety tongs linkage test platform the most according to claim 5, its feature exists
In: spring (8) is extension spring, and the first end (81) and the ram (6) of spring are respectively positioned on bearing pin (71)
The same side, second end (82) of spring is installed on the bottom of suspension hook (7), and spacer pin is fixedly mounted on two
Between block limiting plate.
7. join according to a kind of elevator governor safety tongs described in claim any one of claim 2 to 6
Dynamic test platform, it is characterised in that:
Hanger (22) is a knee being arranged on test stand (2), and knee is in " U " type stood upside down；
Hoisting mechanism (5) includes an electric block, and electric block pulls lifting frame (4) to rise；
Ram (6) is a rectangle plate body；
This support (1) is gantry frame structure, including heel post (12), the transverse strands at top of the left and right sides
(13) and the pedestal (14) of bottom, each heel post (12) installs described guide rail (11), electric block
It is arranged in the transverse strands (13) at top with ram (6).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410390916.2A CN104183184B (en) | 2014-08-08 | 2014-08-08 | A kind of elevator governor safety tongs linkage test platform |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410390916.2A CN104183184B (en) | 2014-08-08 | 2014-08-08 | A kind of elevator governor safety tongs linkage test platform |
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| CN104183184A CN104183184A (en) | 2014-12-03 |
| CN104183184B true CN104183184B (en) | 2016-08-31 |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106441827B (en) * | 2016-08-03 | 2019-03-01 | 深圳市特种设备安全检验研究院 | Elevator instantaneous safety pliers test method and its experimental rig |
| CN107473037A (en) * | 2017-08-01 | 2017-12-15 | 营口市特种设备监督检验所 | Elevator governor detects corollary equipment |
| CN107445006B (en) * | 2017-08-31 | 2023-03-28 | 东南电梯股份有限公司 | Oblique elevator safety gear testing device and method |
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| CN203372941U (en) * | 2013-07-18 | 2014-01-01 | 锦州市特种设备监督检验所 | Mechanical safe quick-disconnect device for vertical lift and drop test and impact test |
| CN204130047U (en) * | 2014-08-08 | 2015-01-28 | 中山市合泽设备科技有限公司 | A kind of elevator governor safety tongs linkage test platform |
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