CN208361663U - Point two-fold layer door gear during one kind three is guide tracked - Google Patents
Point two-fold layer door gear during one kind three is guide tracked Download PDFInfo
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- CN208361663U CN208361663U CN201821082037.3U CN201821082037U CN208361663U CN 208361663 U CN208361663 U CN 208361663U CN 201821082037 U CN201821082037 U CN 201821082037U CN 208361663 U CN208361663 U CN 208361663U
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Abstract
The utility model relates to one kind three it is guide tracked in point two-fold layer door gear.The shutter hanging board of point two-fold layer door gear, which shares a track, in existing influences layer door the moving stability so that the idler wheel spacing of shutter hanging board is smaller.The utility model includes substrate, left slow door strap, right slow door strap, left shutter hanging board and right shutter hanging board, the second guide rail and third guide rail are set on substrate, the transverse projection of first guide rail, the second guide rail and third guide rail shifts to install, so that left shutter hanging board and right shutter hanging board can submit offsetting in longitudinal projection and move.Left shutter hanging board and right shutter hanging board are not interfere with each other in transverse shifting, left shutter hanging board and right shutter hanging board are not necessarily to reduce lateral length to reserve mobile space, so that left shutter hanging board and right shutter hanging board can promote door-plate the moving stability by increasing respective idler wheel spacing, prevent occurring the case where cooperating deviation because voluntarily shaking between door-plate, it is ensured that using safe.
Description
Technical field
The utility model relates to elevators fields, and in particular to a kind of layer of door gear.
Background technique
A point two-fold layer door gear is chiefly used in cargo lift in existing, can be by space needed for reducing door-plate folding, in turn
Hoistway utilization efficiency is improved, carriage volume is increased.But existing two-fold layer door gear include to guide rail substrate and can be along leading
The slow door strap in the mobile left side of rail, right slow door strap, left shutter hanging board, right shutter hanging board, the left slow door strap, right slow door are hung
Plate, left shutter hanging board and right shutter hanging board pass through two idler wheels split being provided thereon and move along corresponding rails, door strap
Lower section is mounted with corresponding door-plate, and door strap is mobile and drives door-plate synchronizing moving.In this structure, track length and carriage are horizontal
It is matched to length, guide rail quantity is not more than two, and left shutter hanging board and right shutter hanging board can be slided along same root guide rail, in order to true
It protects left shutter hanging board and right shutter hanging board possesses enough movings range and meets the folding requirement of layer door, occur in order to prevent different
Door strap upper roller influences the case where respective layer door folding range, distance between the left shutter hanging board upper roller because interfering
Distance is smaller between right shutter hanging board upper roller, this results in layer door to be easy to swing laterally to correspond to idler wheel center, shadow
Ring layer door kinetic stability.
Utility model content
In order to solve the deficiencies in the prior art, the utility model provide one kind three it is guide tracked in point two-fold layer door gear, lead to
Cross for left shutter hanging board and right shutter hanging board be respectively set can independent slide the second guide rail and third guide rail so that left shutter is hung
Plate and right shutter hanging board can be moved staggeredly, promote door-plate the moving stability by increasing each door strap upper roller spacing.
The utility model is accomplished by the following way: point two-fold layer door gear during one kind three is guide tracked, including band first are led
The substrate of rail and can along the slow door strap in a left side and right slow door strap that the first guide rail synchronous cross opens and closes, it is described in point two-fold layer door
Device includes the left shutter hanging board and right shutter hanging board of synchronous cross folding, and the substrate, which is equipped with, guides left shutter hanging board lateral
The third guide rail of mobile the second guide rail and the right shutter hanging board transverse shifting of guidance, first guide rail, the second guide rail and
The transverse projection of third guide rail shifts to install, so that left shutter hanging board and right shutter hanging board can submit offsetting in longitudinal projection and move.
By for left shutter hanging board and right shutter hanging board be respectively set can independent slide and the second guide rail and third guide rail that cooperate one by one,
So that left shutter hanging board and right shutter hanging board are not interfere with each other in transverse shifting, left shutter hanging board and right shutter hanging board be not necessarily in order to
It reserves mobile space and reduces lateral length, so that left shutter hanging board and right shutter hanging board can be by increasing respective idler wheel spacing
It promotes door-plate the moving stability, prevents occurring the case where cooperating deviation because voluntarily shaking between door-plate, it is ensured that using safe.When
When idler wheel spacing on monolithic door strap increases, layer door external force required when needing to be swung centered on any idler wheel is also rung
It should increase, increase layer door and swing difficulty, and then improve its moving stability by reducing the swing of layer door, match between promotion layer door
Close precision.
Preferably, the left shutter hanging board and right shutter hanging board are L-shaped, the left shutter hanging board vertical part and the right side
The transverse projection of shutter hanging board vertical part shifts to install, and the left shutter hanging board bottom transverse part and the right shutter hanging board bottom transverse part are contour
Setting.The vertical part of left shutter hanging board and right shutter hanging board is for affixed idler wheel and ensures steady movement, and left shutter hanging board and the right side are fast
The bottom transverse part of door strap is for mounting corresponding door-plate.The transverse direction of the left shutter hanging board vertical part and the right shutter hanging board vertical part
Projection shifts to install, it is ensured that left shutter hanging board and right shutter hanging board can be non-interference when along corresponding rails transverse shifting, both protect
The moving range of left shutter hanging board and right shutter hanging board is demonstrate,proved, also promotion layer door the moving stability.
Preferably, the vertical part both ends of the left shutter hanging board are equipped with left fast idler wheel, the left fast idler wheel can be led along second
Rail sliding.Left fast idler wheel is two and splits in the transverse ends portion of left shutter hanging board that left shutter hanging board is fast by two left sides
Idler wheel is flat to be overlapped on the second guide rail.
Preferably, the vertical part both ends of the right shutter hanging board are equipped with right fast idler wheel, the right fast idler wheel can be led along third
Rail sliding.Right fast idler wheel is two and splits in the transverse ends portion of right shutter hanging board that right shutter hanging board is fast by two right sides
Idler wheel is flat to be overlapped on third guide rail.
Preferably, the left shutter hanging board bottom transverse part right side edge is equipped with and the matched evacuation of right shutter hanging board bottom transverse part
Slot.Left shutter hanging board is equipped with escape groove, and it is longer wide to length both to have ensured that left shutter hanging board had, it is mobile to improve left shutter plate
Stability also assures the mobile space of right shutter hanging board, meets the folding of layer door and requires.
Preferably, first guide rail, the second guide rail and third guide rail are parallel each other contour and successively set along longitudinal direction
It sets, between the first guide rail and the second guide rail, the right shutter hanging board vertical part is located at third guide rail for the left shutter hanging board vertical part
Backwards to the second rail-sides, the height of two-fold layer door gear is both effectively divided in control, installation space is effectively reduced, also assures left shutter
Hanging plate and right shutter hanging board energy transversion malposition are mobile, do not interfere with each other.
Preferably, the left slow door strap and right slow door strap are L-shaped, the left slow door strap and right slow door strap
Transverse projection be overlapped setting.Divide two-fold layer door gear in the middle in the closure state, left slow door-plate and right slow door-plate do not adjoin mutually
Adjacent touching, so that left slow door strap and right slow door, which are hung over after increasing lateral length size, will not still be in contact, so that left slow
Door strap and right slow door extension can share the first guide rail, both ensured the mobile space that left slow door strap and right slow door are hung, also assured
Left slow door-plate and right slow door-plate steadily move.
Preferably, the left slow door strap vertical part is between the left shutter hanging board and the first guide rail, it is described left slow
Door strap bottom transverse part is arranged lower than left shutter hanging board bottom transverse part.Left shutter hanging board with when independently mobile with left slow door strap and the right side
Slow door strap is non-interference, it is ensured that the left steady accurate movement of shutter plate.
Preferably, the slow door-plate in a left side that mounting transverse projection is overlapped respectively below the left slow door strap and right slow door strap
With right slow door-plate, left shutter hanging board and right shutter hanging board lower section mounting transverse projection is overlapped respectively left shutter plate and right shutter
Plate, it is described in point two-fold layer door gear include driving left slow door-plate and left shutter plate, right slow door-plate and right shutter plate respectively vertical
The transmission component switched between the closure station that the unlatching station being overlapped to projection and longitudinal projection misplace.Transmission component receives outer
Boundary's driving force is simultaneously realized slow to left slow door-plate, the right side by left door strap slowly, right slow door strap, left shutter hanging board and right shutter hanging board
Door-plate, left shutter plate and right shutter plate are uniformly controlled, and point two-fold layer door gear is in open state and closed state in realization
When switch.
Preferably, the transverse projection of the left slow door-plate and left shutter plate is adjoined and is shifted to install each other, it is described right slow
The transverse projection of door-plate and right shutter plate is adjoined and is shifted to install each other.Left slow door-plate and left shutter plate, right slow door-plate and the right side are fast
Door-plate is kept compared with small gap when moving, it is ensured that using safe.
Preferably, the substrate bending is longitudinally convex to form first guide rail, the substrate is affixed by connecting rod
Second guide rail and third guide rail, connecting rod one end are longitudinally planted and are fixed on the end of the first guide rail, and the other end places solid
Connect the corresponding end of the second guide rail and affixed with the corresponding end of third guide rail.Second guide rail, third guide rail middle section are hanging
Setting, facilitates left shutter hanging board and right shutter hanging board transverse shifting, and connecting rod plays support to the second guide rail and third guide rail and makees
With and ensuring the longitudinal pitch between the second guide rail and third guide rail, guarantee left fast idler wheel and right fast idler wheel energy independent operating and mutually
It does not interfere.
The utility model has the beneficial effects that by for left shutter hanging board and right shutter hanging board be respectively set can independent slide and
The second guide rail and third guide rail cooperated one by one, so that left shutter hanging board and right shutter hanging board are not interfere with each other in transverse shifting,
Left shutter hanging board and right shutter hanging board are not necessarily to reduce lateral length to reserve mobile space, so that left shutter hanging board and the right side are fast
Door strap can promote door-plate the moving stability by increasing respective idler wheel spacing, prevent from occurring between door-plate because voluntarily shaking
The case where cooperating deviation, it is ensured that using safe.
Detailed description of the invention
Fig. 1 is the utility model schematic perspective view；
Fig. 2 is the utility model schematic view of the front view；
Fig. 3 is the utility model side structure schematic view；
Fig. 4 is left shutter hanging board structural schematic diagram；
In figure: 1, substrate, the 2, first guide rail, 3, left slow door strap, 4, right slow door strap, 5, left shutter hanging board, 6, right fast
Door strap, the 7, second guide rail, 8, third guide rail, 9, left fast idler wheel, 10, right fast idler wheel, 11, escape groove, 12, connecting rod.
Specific embodiment
Make further with substantive distinguishing features of the specific embodiment to the utility model with reference to the accompanying drawings of the specification
It is bright.
Point two-fold layer door gear during one kind three as shown in Figure 1 is guide tracked, by the substrate 1 of the first guide rail of band 2, can be along first
Left shutter hanging board 5 and the right side of the slow door strap 3 in a left side for 2 synchronous cross of guide rail folding and right slow door strap 4 and synchronous cross folding
Shutter hanging board 6 forms, and the substrate 1 is equipped with the second guide rail 7 for guiding left 5 transverse shifting of shutter hanging board and the right shutter of guidance
The transverse projection dislocation of the third guide rail 8 of 6 transverse shifting of hanging plate, first guide rail 2, the second guide rail 7 and third guide rail 8 is set
It sets, so that left shutter hanging board 5 and right shutter hanging board 6 can submit offsetting in longitudinal projection and move.
In actual operation, the left slow door strap 3 and right slow door strap 4 can cooperate along the first guide rail 2 opens and closes, the left side
Shutter hanging board 5 can be along 8 transverse shifting of third guide rail along 7 transverse shifting of the second guide rail, the right shutter hanging board 6.Due to left fast
Door strap 5 and right shutter hanging board 6 can be moved independently laterally each other, so that left shutter hanging board 5 and right shutter hanging board 6 can be reserved
Suitably increase lateral length under the premise of enough transverse shifting spaces, increases the swing of layer door by way of increasing torque arm length
Resistance so that the longitudinal projection both when left shutter hanging board 5 and right shutter hanging board 6 are in closure station has part overlapping
(as shown in Figure 2), and then improve the stability of left shutter plate and right shutter plate transverse shifting, it is ensured that operational safety.
In actual operation, the left slow door strap 3 and right 4 lower section of the slow door strap left side that mounting transverse projection is overlapped respectively
Slow door-plate and right slow door-plate, left shutter hanging board 5 and 6 lower section of the right shutter hanging board left shutter plate that mounting transverse projection is overlapped respectively and
Right shutter plate, it is described in point two-fold layer door gear include driving left slow door-plate and left shutter plate, right slow door-plate and right shutter plate point
The transmission component not switched between the closure station of unlatching station and longitudinal projection's dislocation that longitudinal projection is overlapped.The transmission
Component include set up separately guide wheel on left slow door strap 3, right slow door strap 4, left shutter hanging board 5 and right shutter hanging board 6 and
Around each guide wheel setting wirerope, when any door strap is by external force and carries out opening and closing mobile, can drive remaining three
Block door strap opens and closes movement with synchronizing, and then realizes that left slow door-plate, right slow door-plate, left shutter plate and right shutter plate are synchronous
Folding.In actual motion, left shutter plate is identical as the left slow moving direction of door-plate, and the movement speed of left shutter plate is greater than a left side
The movement speed of slow door-plate, right shutter plate is identical as the right slow moving direction of door-plate, and the movement speed of right shutter plate is greater than the right side
The movement speed of slow door-plate, divides two-fold layer door gear in the closure state in the middle, left slow door-plate, right slow door-plate, left shutter plate
And right shutter plate longitudinal projection successively shifts to install, and complete barrier bed door, divides two-fold layer door gear to be in the middle and opens
When opening state, left slow door-plate and left shutter plate longitudinal projection are overlapped setting and are hidden in the left side edge rear of layer door,
Right slow door-plate and right shutter plate longitudinal projection are overlapped setting and are hidden in the right edge edge rear of layer door, so that layer door is logical
Road does not block, and passenger is facilitated to pass in and out carriage.
In actual operation, the left slow door-plate, the lateral length of right slow door-plate, left shutter plate and right shutter plate are homogeneous
It together, can effective plugged zone door, moreover it is possible to effectively reduce layer door two sides for hiding the space of door-plate, be suitable for hoistway
The lesser home lift in space.
In actual operation, the left shutter hanging board 5 and right shutter hanging board 6 are L-shaped, left 5 vertical part of shutter hanging board
Transverse projection with right 6 vertical part of shutter hanging board shifts to install, and is formed between the left slow door strap 3 and the second guide rail 7 for a left side
The fast channel in a left side of 5 transverse shifting of shutter hanging board, the third guide rail 8 are formed backwards to the outside of the second guide rail 7 for right shutter hanging board 6
The fast channel (as shown in Figure 3) in the right side of transverse shifting, since left fast channel and right fast channel are non-interference, so that having relatively larger transverse
The left shutter hanging board 5 and right shutter hanging board 6 of length can successfully carry out transverse shifting, and then guarantee left shutter plate and right shutter plate
It is steady mobile.
In actual operation, the high settings such as the 5 bottom transverse part of left shutter hanging board and the right 6 bottom transverse part of shutter hanging board, make
Left shutter plate and right shutter plate can be used with identical height and the unified plate body of size, production cost is effectively reduced.It is left fast
5 bottom transverse part of door strap plays the role of connecting at the top of left 5 vertical part root edge of shutter hanging board and left shutter plate, and right 6 bottom of shutter hanging board is horizontal
Portion plays the role of connecting at the top of right 6 vertical part root edge of shutter hanging board and right shutter plate, and left shutter hanging board 5 and right shutter hanging board 6
Bottom transverse part there is the size of differentiation, it is ensured that the transverse projection of left shutter plate and right shutter plate is overlapped, in order to prevent left shutter
The case where 5 bottom transverse part of hanging plate and 6 bottom transverse part of right shutter hanging board are interfered with each other in transverse shifting, the left shutter hanging board 5
Bottom transverse part right side edge is equipped with as shown in Figure 4 with the matched escape groove 11(of right 6 bottom transverse part of shutter hanging board), it is ensured that left shutter hanging board
5 bottom transverse parts reserve the space for right 6 bottom transverse part transverse shifting of shutter hanging board, prevent left shutter hanging board 5 and right shutter hanging board 6 from existing
The case where being collided when mobile.In addition, the escape groove can also be arranged horizontal at right 6 bottom of shutter hanging board according to the actual situation
In portion, plays the role of the left 5 bottom transverse part of shutter hanging board of evacuation, also should be regarded as specific embodiment of the utility model.
In actual operation, the vertical part both ends of the left shutter hanging board 5 are equipped with left fast idler wheel 9, and the left fast idler wheel 9 can edge
The sliding of second guide rail 7；The vertical part both ends of the right shutter hanging board 6 are equipped with right fast idler wheel 10, and the right fast idler wheel 10 can be along third
Guide rail 8 slides.Left fast idler wheel 9 is two and splits in two lateral ends of left shutter hanging board 5, by increasing two left snap-rolls
Distance between axles between wheel 9 improves left shutter plate the moving stability.Right fast idler wheel 10 is two and splits the two of right shutter hanging board 6
In a lateral ends, right shutter plate the moving stability is improved by increasing the distance between axles between two right fast idler wheels 10.
In actual operation, first guide rail 2, the second guide rail 7 and third guide rail 8 are parallel each other contour and along longitudinal direction
It sets gradually, left 5 vertical part of shutter hanging board is between the first guide rail 2 and the second guide rail 7, right 6 vertical part of the shutter hanging board position
In third guide rail 8 backwards to 7 side of the second guide rail.The substrate 1 bends longitudinally convex formation first guide rail 2, and the substrate 1 is logical
Affixed second guide rail 7 of connecting rod 12 and third guide rail 8 are crossed, 12 one end of connecting rod longitudinally plants and is fixed in the first guide rail 2
On end, the other end places the corresponding end of affixed second guide rail 7 and affixed with the corresponding end of third guide rail 8.The connection
Bar 12 is two, and is respectively and fixedly connected on the both ends of the first guide rail 2, it is ensured that 7 middle section of the second guide rail and 8 middle section of third guide rail are
It is contour horizontally disposed, and then ensure that left shutter plate and right shutter plate steadily accurately open and close.
In actual operation, the left slow door strap 3 and right slow door strap 4 are L-shaped, the left slow door strap 3 and the right side
The transverse projection of slow door strap 4 is overlapped setting.Left slow 3 vertical part of door strap is located at the left shutter hanging board 5 and the first guide rail 2
Between, the left slow 3 bottom transverse part of door strap is arranged lower than left 5 bottom transverse part of shutter hanging board.The left slow door-plate and left shutter plate
Transverse projection is adjoined and is shifted to install each other, and the transverse projection of the right slow door-plate and right shutter plate, which adjoins each other and misplaces, to be set
It sets.Left slow door-plate is longitudinally bonded setting, right slow door-plate and the longitudinally fitting setting of right shutter plate with left shutter plate, above-mentioned in order to realize
It is required that left slow door-plate bottom transverse part is needed longitudinally to support with left shutter plate bottom transverse part, right slow door-plate bottom transverse part with right shutter plate bottom transverse part
Nearly setting, when the left slow 3 bottom transverse part of door strap is arranged lower than left 5 bottom transverse part of shutter hanging board, left 5 bottom transverse part of shutter hanging board with
There is the space for left slow 3 bottom transverse part of door strap accommodating between left slow door-plate apical margin, it is ensured that left slow door-plate and left shutter plate longitudinally paste
It closes and the steady transverse shifting of energy similarly exists between right 6 bottom transverse part of shutter hanging board and right slow door-plate apical margin for right 4 bottom of door strap slowly
The space of transverse part accommodating, it is ensured that right slow door-plate is longitudinally bonded with right shutter plate and can steady transverse shifting.
Claims (10)
- Point two-fold layer door gear during 1. one kind three is guide tracked, substrate (1) including the first guide rail of band (2) and can be along the first guide rail (2) the slow door strap (3) in a left side for synchronous cross folding and right slow door strap (4), which is characterized in that point two-fold layer door gear in described Left shutter hanging board (5) and right shutter hanging board (6) including synchronous cross folding, the substrate (1), which is equipped with, guides left shutter to hang Second guide rail (7) of plate (5) transverse shifting and the third guide rail (8) of right shutter hanging board (6) transverse shifting of guidance, described first The transverse projection of guide rail (2), the second guide rail (7) and third guide rail (8) shifts to install, so that left shutter hanging board (5) and the right side are fast It is dynamic that door strap (6) can submit offsetting in longitudinal projection.
- 2. according to claim 1 a kind of three it is guide tracked in point two-fold layer door gear, which is characterized in that the left shutter is hung Plate (5) and right shutter hanging board (6) are L-shaped, the cross of left shutter hanging board (5) vertical part and right shutter hanging board (6) vertical part It is shifted to install to projection, the high settings such as left shutter hanging board (5) the bottom transverse part and right shutter hanging board (6) the bottom transverse part.
- 3. according to claim 2 a kind of three it is guide tracked in point two-fold layer door gear, which is characterized in that the left shutter is hung The vertical part both ends of plate (5) are equipped with left fast idler wheel (9), and the left fast idler wheel (9) can be slided along the second guide rail (7)；Alternatively, the right side The vertical part both ends of shutter hanging board (6) are equipped with right fast idler wheel (10), and the right fast idler wheel (10) can be slided along third guide rail (8).
- 4. according to claim 2 a kind of three it is guide tracked in point two-fold layer door gear, which is characterized in that the left shutter is hung Plate (5) bottom transverse part right side edge is equipped with and right shutter hanging board (6) the matched escape groove of bottom transverse part (11).
- 5. according to claim 1 a kind of three it is guide tracked in point two-fold layer door gear, which is characterized in that first guide rail (2), the second guide rail (7) and third guide rail (8) are parallel each other contour and set gradually along longitudinal direction, the left shutter hanging board (5) Between the first guide rail (2) and the second guide rail (7), right shutter hanging board (6) vertical part is located at third guide rail (8) backwards to for vertical part Two guide rails (7) side.
- 6. according to claim 2 a kind of three it is guide tracked in point two-fold layer door gear, which is characterized in that the left slow door is hung Plate (3) and right slow door strap (4) are L-shaped, and the transverse projection coincidence of the left slow door strap (3) and right slow door strap (4) is set It sets.
- 7. according to claim 6 a kind of three it is guide tracked in point two-fold layer door gear, which is characterized in that the left slow door is hung Plate (3) vertical part is between the left shutter hanging board (5) and the first guide rail (2), and left slow door strap (3) the bottom transverse part is lower than a left side The setting of shutter hanging board (5) bottom transverse part.
- 8. according to claim 1-7 any described one kind three it is guide tracked in divide two-fold layer door gear, which is characterized in that the left side The slow door-plate in a left side and right slow door-plate that mounting transverse projection is overlapped respectively below slow door strap (3) and right slow door strap (4), left shutter The left shutter plate and right shutter plate that mounting transverse projection is overlapped respectively below hanging plate (5) and right shutter hanging board (6), it is described in it is point double Fold door gear includes that left slow door-plate and left shutter plate, right slow door-plate and right shutter plate is driven to be opened respectively what longitudinal projection was overlapped Open the transmission component switched between station and the closure station of longitudinal projection's dislocation.
- 9. according to claim 8 a kind of three it is guide tracked in point two-fold layer door gear, which is characterized in that the slow door-plate in a left side Transverse projection with left shutter plate is adjoined and is shifted to install each other, and the transverse projection of the right slow door-plate and right shutter plate is adjoined each other It is adjacent and shift to install.
- 10. according to claim 8 a kind of three it is guide tracked in point two-fold layer door gear, which is characterized in that the substrate (1) Longitudinally convex formation first guide rail (2) is bent, the substrate (1) passes through connecting rod (12) affixed described second guide rail (7) With third guide rail (8), connecting rod (12) one end is longitudinally planted and is fixed on the end of the first guide rail (2), and the other end places affixed The corresponding end of second guide rail (7) is simultaneously affixed with the corresponding end of third guide rail (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821082037.3U CN208361663U (en) | 2018-07-09 | 2018-07-09 | Point two-fold layer door gear during one kind three is guide tracked |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821082037.3U CN208361663U (en) | 2018-07-09 | 2018-07-09 | Point two-fold layer door gear during one kind three is guide tracked |
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| Publication Number | Publication Date |
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| CN208361663U true CN208361663U (en) | 2019-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821082037.3U Active CN208361663U (en) | 2018-07-09 | 2018-07-09 | Point two-fold layer door gear during one kind three is guide tracked |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114291706A (en) * | 2021-12-21 | 2022-04-08 | 上海三菱电梯有限公司 | Elevator car door system |
-
2018
- 2018-07-09 CN CN201821082037.3U patent/CN208361663U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114291706A (en) * | 2021-12-21 | 2022-04-08 | 上海三菱电梯有限公司 | Elevator car door system |
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