CN209509699U - A kind of external unlocking apparatus of subway shield door emergency lock - Google Patents
A kind of external unlocking apparatus of subway shield door emergency lock Download PDFInfo
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- CN209509699U CN209509699U CN201821343734.XU CN201821343734U CN209509699U CN 209509699 U CN209509699 U CN 209509699U CN 201821343734 U CN201821343734 U CN 201821343734U CN 209509699 U CN209509699 U CN 209509699U
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- pusher plate
- push rod
- shield door
- subway shield
- installation cavity
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Abstract
It meets an urgent need the utility model discloses a kind of subway shield door and locks external unlocking apparatus, positioned at the side of subway shield door, subway shield door emergency lock includes lateral unlocking shift fork, square hole is equipped in lateral unlocking shift fork, it is arranged with and ships and resell on another market in square hole, it ships and resell on another market and is externally provided with rotation axis, unlocking apparatus includes pusher plate and push rod shell, pusher plate and push rod shell assemble to form installation cavity, pusher plate can move in installation cavity, resetting-mechanism is equipped in installation cavity, fixing seat is equipped in push rod shell, shifting block is equipped in fixing seat, the both ends of shifting block are located at outside fixing seat, the side of shifting block both ends towards pusher plate bottom surface is contacted with pusher plate and rotation axis respectively.The benefit of the utility model is that push type is unlocked, and the natural reaction of people when being more bonded crisis, it is convenient to unlock, and security performance is high；Reset tension spring assists lock tube unit to reset, and is conducive to reset after lock tube unit is unlocked, improves the autonomous reset capability of lock tube unit, improve the service life of lock tube unit.
Description
Technical field
The utility model relates to a kind of traffic door lock technical field, especially a kind of subway shield door emergency lock is external to unlock
Device.
Background technique
Subway escape door is essential component part in subway shield door system, and people is conducive to when subway breaks down
Member withdraws rapidly, to guarantee the safety of passenger.The emergency lock of subway escape door is mounted on the column of shield door door body rail side,
And require the passenger in platform direction that cannot at will open.The unlocking mechanism of emergency lock is typically mounted at the top of column, unlock
Hole seat is fixed in door body on the medial surface of frame, is sequentially connected central controlled lock unit and locking bolt lower unit down by connecting rod,
The emergency lock of subway escape door can be opened by staff with key in outside, can also be answered by passenger by being pressed in inside
The push rod of anxious door side wall is opened.
For example, Authorization Notice No. is in Chinese patent literature disclosed entitled " subway emergent door lock mechanism "
102966277B, publication date are on March 13rd, 2013, and this application discloses a kind of subway emergent door lock mechanisms, comprising: general branch
The locking bar for supportting, being erected in total support, the upper end of locking bar connect upper lock tongue, and the lower end of locking bar connects the first locking bar transit joint,
The first locking bar handsetting block base and the second locking bar handsetting block base, the first lock of the first locking bar handsetting block base and lock core component is arranged in the middle part of locking bar
Bar shifting block abuts, and the second locking bar handsetting block base is abutted with the second locking bar shifting block of handspike, and the first locking bar transit joint passes through middle rotor
It is connect with the second locking bar transit joint, the second locking bar transit joint connects lower lock tongue.
Existing subway shield door emergency lock is disadvantageous in that the side unlocking push rod of subway shield door is external rotation
Formula structure, the unlocking of shield door could be opened by needing to install downwards rotating push-rod, and when meeting anxious human response it is possible that
Delay machine, if without horse back open escape door, and aft passenger due to it is critical when natural reaction to export it is crowded, may make
It cannot be opened at escape door, the safety accidents such as occur trampling,
Therefore, in order to improve the operational safety of push rod and operate convenience, a kind of easy to operate subway shield is designed
Door emergency lock external unlocking apparatus just it is necessary to.
Utility model content
It is the transfer bar mechanism of rotary type that the utility model, which will overcome unlocking mechanism outside existing subway emergent door lock, is unlocked
Inconvenient deficiency provides a kind of external unlocking apparatus of subway shield door emergency lock, by the rotary type unlocking conversion outside lock tube
It unlocks for the push type of push rod, improves the convenience that emergent door lock is opened.
In order to achieve the above object, the utility model uses following technical scheme.
A kind of external unlocking apparatus of subway shield door emergency lock, positioned at the side of subway shield door, subway shield door emergency
Lock locks unit and locking bolt lower unit including central controlled lock unit, solution, and central controlled lock unit includes central controlled lock frame, is located at central controlled lock frame
Tooth sector inside frame is located at the lock tube unit of central controlled lock lower portion and is located at two limits of central controlled lock frame upper and lower ends
Position block, tooth sector side periphery are equipped with upper transmission item and underdrive item, and upper transmission item is equipped with rotatable lateral unlock and dials
Fork, lateral unlocking shift fork is interior to be equipped with square hole, and it is shipping and reselling on another market for rectangle that section is arranged in square hole, ships and resell on another market and is externally provided with and ships and resell on another market partially
The heart and can driving is shipped and resell on another market the rotation axis of pin axis rotation of rotating, and unlocking apparatus includes the pusher plate being oppositely arranged and push rod shell,
Pusher plate and push rod shell assemble to form installation cavity, and rotation axis is located at the inside of installation cavity, and pusher plate can be in installation cavity
Interior movement, push rod shell are equipped with limiting section towards the edge of pusher plate, and being equipped in installation cavity can allow pusher plate to reset outward
Resetting-mechanism, push rod shell is interior to be equipped with fixing seat, and the shifting block that can be rotated relative to fixed seat, the both ends position of shifting block are equipped in fixing seat
Outside fixing seat, the side of shifting block both ends towards pusher plate bottom surface is contacted with pusher plate and rotation axis respectively.
One end of shifting block is compressed by the pusher plate that can be slided in push rod enclosure interior, the other end of shifting block stirs rotation axis
Rotation drives enabling of shipping and reselling on another market；After enabling, resetting-mechanism drives pusher plate to reset to initial pressing position, need to only press push rod
Plate can meet an urgent need in external opening subway shield door to be locked, and it is convenient to unlock, and meets natural reaction when human body crisis, is conducive to answer
The opening of anxious door improves the safety of subway shield door emergency lock.
Preferably, resetting-mechanism include the fixed link for being connected to pusher plate, with the hinged switch block of fixed link, switch block it is another
One end is equipped with the positioning block that can be rotated relative to switch block, and positioning block is fixed on push rod shell, between switch block and push rod shell
Equipped with reduction torsion spring.Fixinig plate is fixed on push rod shell, and when pressing pusher plate, pusher plate drives shifting block to complete central controlled lock unit
Lateral to unlock, after unlocking, switch block resets under reduction torsion spring drive, and the reset capability of reduction torsion spring is reliable.
Preferably, being equipped with rotation dead axle in fixing seat, rotation dead axle runs through the inside of shifting block, rotates one end of dead axle
Outer cover is equipped with biasing roller.Pivot center of the dead axle as shifting block is rotated, shifting block rotation is completed, biasing roller enables shifting block position
In the side of fixing seat, make shifting block and rotation axis face, while increasing shifting block rotational stability, it is fixed to rotation to reduce shifting block
The shearing force of axis reduces the dosage of shifting block.
Preferably, the side that shifting block is contacted with pusher plate is equipped with drop friction roller.Shifting block is reduced by drop friction roller
Friction between pusher plate improves the service life of pusher plate and shifting block, reduces making an uproar when pusher plate is opposite with shifting block to be slided
Sound improves the usage experience of external unlocking apparatus.
Preferably, pusher plate and push rod shell all include a bottom surface and the two side walls positioned at bottom surface both side, push rod
The side wall of plate is located on the inside of push rod housing sidewall, and limiting section is located at the edge of push rod housing side and towards inside pusher plate, limits
Position portion is strip.One end that shifting block is compressed by pusher plate makes shifting block drive rotation axis rotation, and then completes lock tube unit
Outside is unlocked, and pusher plate and push rod shell cooperate, and push type is unlocked, the use of people when being more advantageous to crisis, is improved shifting block and is opened
The installation convenience of lock；Limiting section is strip, is conducive to complete the position-limiting action of pusher plate while facilitating to complete pusher plate
Guiding facilitates completion is external to unlock.
Preferably, the both ends of installation cavity are equipped with locating piece, ship and resell on another market and extend cylindrical core outside central controlled lock frame
Axis and the locating piece for passing through installation cavity wherein one end, mandrel are located at the side in installation cavity equipped with link block, rotation axle position
In link block towards the side in installation cavity, rotates outer shaft sleeve and be equipped with intensity idler wheel.By intensity idler wheel reduce shifting block to turn
The compression of moving axis is born the pressure of shifting block by intensity idler wheel；Intensity idler wheel reduces the shear stress between rotation axis and shifting block,
Enhance the service life of rotation axis, reduces the sliding friction between rotation axis and shifting block.
Preferably, being equipped with reset tension spring between lock tube unit and central controlled lock frame.Reset tension spring is conducive to lock tube unit
Reset when shutting after being unlocked improves the autonomous reset capability of lock tube unit, improves the service life of lock tube unit.
The usefulness of the utility model includes the following:
1, push type is unlocked, and the natural reaction of people when being more bonded crisis, it is convenient to unlock, and security performance is high；
2, reset tension spring auxiliary lock tube unit reset, be conducive to lock tube unit unlock after reset, improve lock tube unit from
Master reset ability improves the service life of lock tube unit；
3, biasing roller, intensity idler wheel and drop friction roller are respectively equipped at the connection stress of shifting block and other component, it can
To improve the service life of shifting block, the structural strength and safety of external unlocking apparatus are improved.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the subway shield door lock of the utility model application.
Structural schematic diagram when Fig. 2 is the utility model application.
Fig. 3 is the structural schematic diagram of the utility model.
Fig. 4 is the cross-sectional view in Fig. 3 at A-A.
Fig. 5 is the intracorporal partial structural diagram of push rod shell.
Fig. 6 is the structural schematic diagram of the central controlled lock unit of the utility model application.
In figure: solution locks unit 1 and unlocks 13 solution 14 limited blocks of lock hole seat of the unlock switch of frame 12 of locking bolt 11 swivel
On 15 positioning pin, 16 fastening screw, 17 second back-moving spring, 18 first back-moving spring, 19 central controlled lock unit, 2 limited block 201
It is driven 21 tooth sector of item, 22 lock tube unit, 23 underdrive item, 24 central controlled lock frame 25 and limits 251 side of salient point to unlocking group
26 limit ring bodies 261 of fork limit elongated slots 262 and ship and resell on another market 27 link block, 271 link block positioning pin, 2711 rotation axis, 272 intensity
Lower 31 locking bolt frame of locking bolt, 32 third of 28 reset tension spring of the positive unlocking shift fork of idler wheel 273,29 locking bolt lower unit 3 resets bullet
412 limiting section of spring 33 locking bolt hole seat, 34 door body column, 4 unlocking apparatus, 41 pusher plate, 411 push rod shell, 4121 locating piece
413 resetting-mechanism, 42 fixed link, 421 switch block, 422 positioning seat, 423 reduction torsion spring, 424 fixing seat 43 rotates dead axle 431
Shifting block 44 drops friction roller 441 and biases 45 upper connecting rod of roller, 5 positioning sleeve, 6 adjusting rod, 7 lower connecting rod 8.
Specific embodiment
The utility model is described further in the following with reference to the drawings and specific embodiments.
In Fig. 1, a kind of external unlocking apparatus of subway shield door emergency lock, positioned at the side of subway shield door, subway shield
Door emergency lock includes that 2 yuan of central controlled lock list, solution lock unit 1 and locking bolt lower unit 3, central controlled lock unit 2 include central controlled lock frame 25,
Tooth sector 22 inside central controlled lock frame 25, the lock tube unit 23 being located inside central controlled lock frame 25 and it is located at central controlled lock
Two limited blocks 201 of 25 upper and lower ends of frame；22 side periphery of tooth sector is equipped with upper transmission item 21 and underdrive item 24, on
Transmission item 21 and underdrive item 24 are equipped with the rack gear engaged with tooth sector 22 close to one end of tooth sector 22, and rack gear, which is located at, to be turned
To the two sides of gear 22, upper transmission item 21 passes through lock tube unit 23 far from the upper end of tooth sector 22 and stretches out central controlled lock frame upwards
The limited block 201 of 25 upper ends, upper transmission item 21 lock unit 1 with solution by connecting rod and are connected, and upper transmission item 21, which is equipped with, to be turned
Dynamic lateral unlocking shift fork 26, the tail end of lock tube unit 23 are equipped with positive unlocking shift fork 28；The lower end of underdrive item 24 passes through company
Extension bar is connected with locking bolt lower unit, and square hole is equipped in lateral unlocking shift fork 26, and it is turning for rectangle that section is arranged in square hole
Pin 27, be externally provided with and the ship and resell on another market bias and can driving of shipping and reselling on another market are shipped and resell on another market the rotation axis 272 of pin axis rotation of rotating, and Fig. 2 is opened into Fig. 5
Locking device includes the pusher plate being oppositely arranged and push rod shell, and pusher plate and push rod shell all include a bottom surface and be located at bottom surface
The two side walls of two sides, the side wall of pusher plate are located on the inside of push rod housing sidewall, and pusher plate and push rod shell assemble to form installation
The both ends of cavity, installation cavity are equipped with locating piece 413, ship and resell on another market and extend cylindrical mandrel outside central controlled lock frame and pass through peace
The locating piece 413 of cavity wherein one end is filled, mandrel is located at the side in installation cavity and is equipped with link block 271, and rotation axis 272 is located at
For link block 271 towards the side in installation cavity, rotation axis 272 is located at the inside of installation cavity, is arranged with outside rotation axis 272 strong
Idler wheel 273 is spent, intensity idler wheel 273 is fixed on one end of rotation axis 272 by holdfast.The upper end of link block 271 is equipped with link block
271 positioning pins 2711, prevent link block 271 from rotating excess, guarantee the safety unlocked.Pusher plate can move in installation cavity
Dynamic, push rod shell is equipped with limiting section 4121 towards the edge of pusher plate, and limiting section 4121 is structure as a whole with push rod shell, limits
Portion 4121 is located at the edge of push rod housing side and towards inside pusher plate, and limiting section 4121 is strip.It is set in installation cavity
There is the resetting-mechanism 42 that pusher plate can be allowed to reset outward, resetting-mechanism 42 equally spaced in installation cavity can arrange three, mention
The stability of high push rod sheet reset.Resetting-mechanism 42 includes that the fixed link 421 for being connected to pusher plate and fixed link 421 are hinged
Switch block 422, fixed link 421 are connected by screw in the two side walls of pusher plate, and the other end of switch block 422, which is equipped with, opposite to be turned
The positioning seat 423 that block 422 rotates, positioning seat 423 are fixed on push rod shell, and positioning seat 423 includes that screw is connected to push rod shell
The planar wall of body bottom surface, the upside of planar wall are equipped with parallel two opposite mounting walls, are equipped with through-hole, switch block 422 in mounting wall
It is hinged on mounting wall, to make switch block 422 that can mutually rotate with positioning seat 423.Switch block 422 includes a rectangular installation
Planomural, the two sides for installing planomural are equipped with the rotation wall of parallel face, and the both ends for rotating wall are equipped with through-hole, rotation wall wherein one end
Through-hole is connect with fixed link 421, and through-hole and the positioning seat 423 for rotating the wall other end are hinged.It is set between switch block 422 and push rod shell
There is reduction torsion spring 424.Reduction torsion spring 424 includes circular elastic force end, and the two sides at elastic force end are equipped with support end, and elastic force end cap is located at
421 outside of fixed link, support end is contacted with the bottom surface of push rod shell, rotation wall respectively, so as to complete answering for switch block 422
Position, and then the reset of pusher plate is completed, and 424 stable structure of reduction torsion spring, reset response are reliable.It is equipped with and fixes in push rod shell
Seat 43, fixing seat 43 is interior to be equipped with rotation dead axle 431, and rotation dead axle 431 runs through the inside of shifting block 44, one end of rotation dead axle 431
Outer cover be equipped with biasing roller 45.The shifting block 44 that can be rotated relative to fixed seat 43, the both ends of shifting block 44 are equipped in fixing seat 43
Outside fixing seat 43, the side of 44 both ends of shifting block towards pusher plate bottom surface is contacted with pusher plate and rotation axis 272 respectively.It dials
The side that block 44 is contacted with pusher plate is equipped with drop friction roller 441.Shifting block 44 is equipped with open slot close to one end of pusher plate, and drop is rubbed
Wipe idler wheel 441 be arranged open slot in, by a straight pin complete drop friction roller 441 and shifting block 44 connection, lock tube unit with
Be equipped with reset tension spring 29 between central controlled lock frame, the both ends of reset tension spring 29 are equipped with the connecting pin of circular ring shape, lock tube unit it is outer
Be respectively equipped on the inner sidewall of side wall and central controlled lock frame connection reset tension spring 29 connecting pin protrusion, thus complete lock tube and
Elastic connection between central controlled lock frame completes the reset of lock tube unit.In Fig. 1, the two sides of central controlled lock frame 25 are located at upper
Two limit convex corresponding with upper transmission item 21 and underdrive item 24 is respectively equipped with above the rack gear of transmission item 21 and underdrive item 24
Point 251, limit salient point 251 are fitted in the surface of rack gear.It includes unlock frame 12 and unlock locking bolt 11, unlock that solution, which locks unit 1,
Locking bolt 11 is slidably connected in two sealing blocks for being located at unlock 12 both ends of frame, and the lower end of unlock locking bolt 11 is equipped with first and resets
Spring 19, the side of unlock locking bolt 11 are equipped with limited block 15, and limited block 15 is fixed by screws on unlock locking bolt 11；
It is equipped with second back-moving spring 18 between switch swivel 13 and unlock frame 12, so that the side of switch swivel 13 be made to be fitted in limit
The side of the side of position block 15, the separate limited block 15 of switch swivel 13 is equipped with sliding slot；The upper end of unlock locking bolt 11 is equipped with
Solve lock hole seat 14.It is in splay two salient angles that switch swivel 13, which is equipped with, and one end of second back-moving spring 18 is hooked on it
In in a salient angle, another salient angle is bonded with limited block 15.Second back-moving spring 18 is fixed on unlock frame 12, can be with
A pulling force, the other side and the upper edge close to limited block side of switch swivel of splayed salient angle are provided to switch swivel 13
A barb is formed, only when limited block 15 exits inside barb completely, switch swivel can be just flipped, and attached pin is from cunning
Abjection is completed to unlock in slot.The top for solving lock hole seat 14 is equipped with solution lock hole seat gasket, solves the shape and Xie Suokong of lock hole seat gasket
The bottom surface of seat matches.Locking bolt lower unit 3 includes locking bolt frame 32, lower locking bolt 31, locking bolt hole seat 34 and third reset spring 33.
In Fig. 1 and Fig. 6, lateral unlocking shift fork 26 includes the disk equipped with square attaching apertures, and disk is to 23 institute of lock tube unit
Side extend to form rectangular lug, lug extends along the boundary of upper transmission item 21 to the side of positive unlocking shift fork 28
The lateral actively shift fork of shape is contacted, the edge of lateral actively shift fork is using square attaching apertures center as the circular arc in the center of circle；Lug is to just
Extend to the other side where unlocking shift fork 28, until being bonded with the edge of upper link block 271, forms lateral Displacement shift fork.
In conjunction with Fig. 1 to Fig. 6, square hole is equipped in lateral unlocking shift fork 27, be arranged in square hole it is rectangular ship and resell on another market 27,
When needing to unlock, pusher plate is pressed, one end where the drop friction roller 441 of shifting block 44 is compressed by pusher plate, shifting block 44
The other end stirs the strength sleeve rotation of rotation axis 272, and link block 271 is driven to be rotated up, to drive rotation of shipping and reselling on another market, completes
The unlocking of lateral unlocking shift fork；After unlocking, reduction torsion spring 424 is bounced, and resetting-mechanism 42 drives pusher plate to reset to initial position,
Pusher plate need to only be pressed and can be met an urgent need in external opening subway shield door and locked, it is convenient to unlock, and meets instinct when human body crisis
Reaction is conducive to the opening of escape door, improves the safety of subway shield door emergency lock.Link block 271 and equal components position of shipping and reselling on another market
Not exposed outside inside installation cavity, security performance is high, prevents clamp hand, and be also beneficial to raising unlocking apparatus uses the longevity
Life.Reset tension spring 29 assists lock tube unit to reset, and is conducive to reset after lock tube unit is unlocked, improve lock tube unit from master reset
Ability improves the service life of lock tube unit.
Claims (7)
1. a kind of subway shield door emergency locks external unlocking apparatus, positioned at the side of subway shield door, subway shield door emergency lock
Unit and locking bolt lower unit are locked including central controlled lock unit, solution, central controlled lock unit includes central controlled lock frame, is located at central controlled lock frame
The tooth sector of inside is located at the lock tube unit of central controlled lock lower portion and is located at two limits of central controlled lock frame upper and lower ends
Block, tooth sector side periphery are equipped with upper transmission item and underdrive item, and upper transmission item is equipped with rotatable lateral unlocking shift fork,
Square hole is equipped in lateral unlocking shift fork, it is shipping and reselling on another market for rectangle that section is arranged in square hole, characterized in that the peripheral hardware of shipping and reselling on another market
Have and the bias and can driving of shipping and reselling on another market shipped and resell on another market the rotation axis of pin axis rotation of rotating, unlocking apparatus include the pusher plate being oppositely arranged and
Push rod shell, pusher plate and push rod shell assemble to form installation cavity, and rotation axis is located at the inside of installation cavity, and pusher plate can be
Moved in installation cavity, push rod shell is equipped with limiting section towards the edge of pusher plate, be equipped in installation cavity can allow pusher plate to
The resetting-mechanism of outer reset, push rod shell is interior to be equipped with fixing seat, and the shifting block that can be rotated relative to fixed seat, shifting block are equipped in fixing seat
Both ends be located at outside fixing seat, the side of shifting block both ends towards pusher plate bottom surface is contacted with pusher plate and rotation axis respectively.
2. a kind of subway shield door emergency according to claim 1 locks external unlocking apparatus, characterized in that the reset machine
Structure includes the fixed link for being connected to pusher plate and the hinged switch block of fixed link, and the other end of switch block is equipped with and can rotate relative to switch block
Positioning seat, positioning seat is fixed on push rod shell, and reduction torsion spring is equipped between switch block and push rod shell.
3. a kind of subway shield door emergency according to claim 1 or 2 locks external unlocking apparatus, characterized in that described solid
Rotation dead axle is equipped in reservation, rotation dead axle runs through the inside of shifting block, and the outer cover for rotating one end of dead axle is equipped with biasing roller.
4. a kind of subway shield door emergency according to claim 1 or 2 locks external unlocking apparatus, characterized in that described group
The side that block is contacted with pusher plate is equipped with drop friction roller.
5. a kind of subway shield door emergency according to claim 1 or 2 locks external unlocking apparatus, characterized in that described to push away
Bar plate and push rod shell all include a bottom surface and the two side walls positioned at bottom surface both side, and the side wall of pusher plate is located at push rod shell
Inside sidewalls, limiting section are located at the edge of push rod housing side and towards inside pusher plates, and limiting section is strip.
6. a kind of subway shield door emergency according to claim 1 or 2 locks external unlocking apparatus, characterized in that the peace
The both ends for filling cavity are equipped with locating piece, ship and resell on another market and extend cylindrical mandrel outside central controlled lock frame and pass through installation cavity wherein
The locating piece of one end, mandrel are located at the side in installation cavity equipped with link block, and rotation axis is located at link block towards installation cavity
Interior side, rotation outer shaft sleeve are equipped with intensity idler wheel.
7. a kind of subway shield door emergency according to claim 1 or 2 locks external unlocking apparatus, characterized in that the lock
It covers and is equipped with reset tension spring between unit and central controlled lock frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821343734.XU CN209509699U (en) | 2018-08-20 | 2018-08-20 | A kind of external unlocking apparatus of subway shield door emergency lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821343734.XU CN209509699U (en) | 2018-08-20 | 2018-08-20 | A kind of external unlocking apparatus of subway shield door emergency lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209509699U true CN209509699U (en) | 2019-10-18 |
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ID=68187183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821343734.XU Active CN209509699U (en) | 2018-08-20 | 2018-08-20 | A kind of external unlocking apparatus of subway shield door emergency lock |
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| CN (1) | CN209509699U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112414341A (en) * | 2020-09-29 | 2021-02-26 | 天津旗领机电科技有限公司 | Detection device and detection method for cycloid wheel of planetary cycloid pin gear reducer |
| CN113043160A (en) * | 2019-12-26 | 2021-06-29 | 湖州铭灏机械有限公司 | Safety door of protective cover of numerical control grinding machine |
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2018
- 2018-08-20 CN CN201821343734.XU patent/CN209509699U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113043160A (en) * | 2019-12-26 | 2021-06-29 | 湖州铭灏机械有限公司 | Safety door of protective cover of numerical control grinding machine |
| CN112414341A (en) * | 2020-09-29 | 2021-02-26 | 天津旗领机电科技有限公司 | Detection device and detection method for cycloid wheel of planetary cycloid pin gear reducer |
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