CN113086823A - Apron safety device convenient to automatic escalator overhauls - Google Patents
Apron safety device convenient to automatic escalator overhauls Download PDFInfo
- Publication number
- CN113086823A CN113086823A CN202110200541.9A CN202110200541A CN113086823A CN 113086823 A CN113086823 A CN 113086823A CN 202110200541 A CN202110200541 A CN 202110200541A CN 113086823 A CN113086823 A CN 113086823A
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- frame
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- cover plate
- safety device
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- 238000012423 maintenance Methods 0.000 claims abstract description 21
- 230000001681 protective effect Effects 0.000 claims description 44
- 230000003139 buffering effect Effects 0.000 claims description 17
- 230000002633 protecting effect Effects 0.000 abstract description 8
- 230000002349 favourable effect Effects 0.000 abstract description 5
- 230000001012 protector Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 11
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000034994 death Effects 0.000 description 1
- 231100000517 death Toxicity 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B29/00—Safety devices of escalators or moving walkways
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- Escalators And Moving Walkways (AREA)
Abstract
The invention discloses a cover plate safety protection device convenient for escalator maintenance, which comprises a frame and a protection frame, wherein the opposite sides of two conduction blocks are fixedly provided with a first electromagnetic block, one side of the conduction block, which is far away from the first electromagnetic block, is fixedly provided with a second electromagnetic block, one side of the second electromagnetic block, which is far away from the conduction block, is fixedly provided with an extension spring, one side of the extension spring, which is far away from the second electromagnetic block, is fixedly provided with a third electromagnetic block, the tops of the inner walls of the two sides of the frame are fixedly provided with mounting frames, and one end, which is close to the protection frame, of the bottom of each. Through the guard plate that sets up, when personnel step on and take place to sink at the apron top, personnel just fall on the top of guard plate, and the device makes personnel certainly fall on the top of guard plate when taking place to lap and sinks, need not remove the guard plate and remove and protect the personnel, can avoid the problem that personnel can not drop at the guard plate top completely, has played fine protecting effect, is favorable to this protector's use.
Description
Technical Field
The invention belongs to the technical field of escalators, and particularly relates to a cover plate safety protection device convenient for escalator maintenance.
Background
The escalator is composed of a chain conveyor with special structure and two belt conveyors with special structure, and has a circulating moving ladder way for transporting passengers upwards or downwards between different floor heights of a building. However, when the escalator is convenient for people, some potential safety hazards also exist. Some devices for operating the escalator are arranged below the escalator entrance pedal, and the cover plate is opened to facilitate maintenance and repair of the devices. But the apron can appear not hard up or can not normally work at all, and personnel step on in the condition of not knowing, and the apron is outstanding to be collapsed, can cause personnel's injures and deaths.
The anti-collapse safety device for the escalator cover plate, disclosed in Chinese patent CN212315277U, comprises a photoelectric sensor, a third electromagnetic block, a first spring, a second electromagnetic block and a controller, wherein after the cover plate collapses, the photoelectric sensor detects light and transmits the light to the controller, the controller controls the power failure between the third electromagnetic block and the second electromagnetic block, the first spring is reset and stretched to enable the protection plate to pop out to one side, and when the protection plate pops out, the first electromagnetic block and the fourth electromagnetic block are electrified to generate a magnetic field, so that the first electromagnetic block and the fourth electromagnetic block are connected to fix the position of the protection plate; however, in the using process of the device, due to the fact that the protection plate is popped out by means of matching between the electromagnetic blocks, although braking is timely, the protection plate is completely moved out when people fall on the protection plate, the protection plate cannot be popped out due to the fact that faults can occur inside the device, and therefore the people cannot be located on the protection plate when falling, the protection effect on the people cannot be achieved, the using effect of the device is reduced, and the device is inconvenient to maintain and repair elevator equipment.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a cover plate safety protection device convenient for escalator maintenance, and solves the problems of poor protection effect and inconvenience in maintenance and repair of the existing cover plate installation protection device.
In order to achieve the purpose, the invention provides the following technical scheme: an apron safety protection device convenient for escalator maintenance comprises a frame and a protection frame, wherein an apron is fixedly arranged at the top of the frame through bolts, the protection frame is positioned in the frame, grooves are respectively formed in two sides of the inner wall of the frame, protection plates are movably arranged in the grooves, telescopic rods are fixedly arranged at two ends of the top of the protection frame, buffer springs are sleeved outside the telescopic rods, connecting frames are fixedly arranged at two ends of the top of the protection frame, a conducting rod is hinged at one end of the bottom of each connecting frame, a conducting block is hinged at the bottom of each conducting rod, first electromagnetic blocks are fixedly arranged at opposite sides of the two conducting blocks, a second electromagnetic block is fixedly arranged at one side of each conducting block, which is far away from the first electromagnetic block, an extension spring is fixedly arranged at one side of the second electromagnetic block, which is far away from the conducting block, and a third electromagnetic block is fixedly arranged at one side of the extension spring, which is far away from the second electromagnetic, the equal fixed mounting in top of frame both sides inner wall has the mounting bracket, the one end that the mounting bracket bottom is close to the protecting frame articulates there is the support, one side fixed mounting that the protecting frame was kept away from to the support has drive actuating cylinder.
Preferably, the equal fixed mounting in both ends of guard plate bottom has the push rod, the bottom fixed mounting of push rod has the push pedal, the bottom intercommunication of recess has the cavity, the push pedal is located the inside of cavity, two the opposite side of cavity all communicates the gas-supply pipe, the one end intercommunication that the cavity was kept away from to the gas-supply pipe has the buffering gasbag.
Preferably, the two ends of the bottom of the protection plate are fixedly provided with first clamping seats, the two ends of the top of the protection frame are fixedly provided with second clamping seats, opposite sides of the first clamping seats and the second clamping seats are arranged in an arc surface mode, and the buffer air bags are located inside the first clamping seats and the second clamping seats which are opposite to each other.
Preferably, a switch is fixedly mounted at one end of the top of the inner wall of the frame.
Preferably, a protective door is movably mounted on the back of the frame.
Preferably, the slide has been seted up to the bottom of protective frame inner wall, the bottom movable mounting of conduction piece is in the inside of slide, two third electromagnetism pieces are installed respectively in the both sides of slide inner wall.
Preferably, one side of the driving cylinder, which is far away from the bracket, is fixedly connected with the frame.
Preferably, the two sides of the protective frame are fixedly provided with connecting sleeves, the supporting rods are sleeved inside the connecting sleeves, and the bottoms of the supporting rods are fixedly connected with the frame.
Preferably, the bottom of support articulates there is the support frame, the bottom of support frame is connected with the inner wall of frame is articulated.
Compared with the prior art, the invention has the beneficial effects that:
1. through the guard plate that sets up, when personnel step on and take place to sink at the apron top, personnel just fall on the top of guard plate, and the device makes personnel certainly fall on the top of guard plate when taking place to lap and sinks, need not remove the guard plate and remove and protect the personnel, can avoid the problem that personnel can not drop at the guard plate top completely, has played fine protecting effect, is favorable to this protector's use.
2. Through the first electromagnetism piece that sets up, the second electromagnetism piece, the third electromagnetism piece, conduction pole and conduction piece, circular telegram between two first electromagnetism pieces forms mutual repulsion's magnetic force alright descend with making the protecting frame, maintainer alright keep in repair and maintain the inside equipment of automatic escalator with opening the guard gate, after the maintenance is accomplished, under the effect of second electromagnetism piece and third electromagnetism piece, the return that rises of protecting frame, and fixed under the effect of driving actuating cylinder and support, the device has reached the effect of also being convenient for to overhaul when protecting the personnel.
3. Through push rod, push pedal, cavity, gas-supply pipe and the buffering gasbag that sets up, when personnel drop at the guard plate top, the guard plate atress drives push rod and push pedal downstream, and the push pedal slides down in the inside of cavity, and the push pedal extrudees the inside air of cavity to the inside of buffering gasbag, and the inflation of buffering gasbag plays the effect of protection to the personnel, avoids excessive striking to cause the injury.
4. Through the adapter sleeve and the bracing piece that set up, when the protective frame reciprocated, the protective frame drove the adapter sleeve and slides in the outside of bracing piece, and the setting of bracing piece is spacing to the position that the protective frame removed, is favorable to the stable removal of protective frame.
Drawings
FIG. 1 is a front internal view of a frame according to the present invention;
FIG. 2 is a schematic cross-sectional view of the protection frame of the present invention;
FIG. 3 is an enlarged partial structural view of the invention A;
FIG. 4 is a schematic side view of a portion of the present invention;
FIG. 5 is a partial perspective view of the present invention;
fig. 6 is a partial perspective view of the present invention.
In the figure: 1. a frame; 2. a cover plate; 3. a protective frame; 4. a groove; 5. a protection plate; 6. a first card holder; 7. a buffer air bag; 8. a push rod; 9. pushing the plate; 10. a cavity; 11. a gas delivery pipe; 12. a telescopic rod; 13. a buffer spring; 14. a switch; 15. a connecting frame; 16. a conductive rod; 17. a conductive block; 18. a first electromagnetic block; 19. a second electromagnetic block; 20. a third electromagnetic block; 21. an extension spring; 22. a slideway; 23. a protective door; 24. connecting sleeves; 25. a support bar; 26. a mounting frame; 27. a support; 28. a driving cylinder; 29. a support frame; 30. a second card holder.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
referring to fig. 1-6, the present invention provides a technical solution: an apron safety protection device convenient for escalator maintenance comprises a frame 1 and a protection frame 3, an apron 2 is fixedly arranged at the top of the frame 1 through bolts, the protection frame 3 is positioned in the frame 1, grooves 4 are respectively arranged at two sides of the inner wall of the frame 1, a protection plate 5 is movably arranged in the grooves 4, telescopic rods 12 are respectively fixedly arranged at two ends of the top of the protection frame 3, a buffer spring 13 is sleeved outside the telescopic rods 12, a switch 14 is fixedly arranged at one end of the top of the inner wall of the frame 1, a connecting frame 15 is fixedly arranged at two ends of the top of the protection frame 3, a conducting rod 16 is hinged at one end of the bottom of the connecting frame 15, a conducting block 17 is hinged at the bottom of the conducting rod 16, a first electromagnetic block 18 is fixedly arranged at the opposite side of the two conducting blocks 17, a second electromagnetic block 19 is fixedly arranged at one side of the conducting block 17 far away from the first electromagnetic block 18, an extension spring 21 is fixedly arranged at one side, one side fixed mounting that extension spring 21 kept away from second electromagnetism piece 19 has third electromagnetism piece 20, slide 22 has been seted up to the bottom of protective frame 3 inner wall, the bottom movable mounting of conduction piece 17 is in the inside of slide 22, two third electromagnetism pieces 20 are installed respectively in the both sides of slide 22 inner wall, the back movable mounting of frame 1 has guard gate 23, the equal fixed mounting in top of frame 1 both sides inner wall has mounting bracket 26, the one end that the mounting bracket 26 bottom is close to protective frame 3 articulates there is support 27, one side fixed mounting that protective frame 3 was kept away from to support 27 has drive actuating cylinder 28, drive actuating cylinder 28 and keep away from one side and frame 1 fixed connection of support 27, support 27's bottom articulates there is support frame 29, the bottom of support frame 29 is connected with the inner wall of frame 1 is.
In the embodiment, when a person steps on the top of the cover plate 2 to collapse, the person falls on the top of the protection plate 5, the device ensures that the person can fall on the top of the protection plate 5 when the cover plate 2 collapses, the protection plate 5 does not need to be moved left and right to protect the person, the problem that the person can not fall on the top of the protection plate 5 can be completely avoided, a good protection effect is achieved, the protection device is favorable for using, the gravity of the person generates acting force on the protection plate 5 to enable the protection plate 5 to slide downwards along the groove 4, the telescopic rod 12 and the buffer spring 13 are compressed at the moment, the telescopic rod 12 and the buffer spring 13 play a role in buffering, when an overhaul person needs to maintain and repair equipment in the escalator, the bolt in the cover plate 2 is taken out, then the cover plate 2 is opened, the switch 14 in the frame 1 is opened, and the switch 14 controls the operation of the driving cylinder 28, the driving cylinder 28 pulls the bracket 27 to separate the bracket 27 from the bottom of the protection frame 3, the two first electromagnetic blocks 18 are electrified, mutually repulsive magnetic force is generated between the two first electromagnetic blocks 18, so that the two first electromagnetic blocks 18 are relatively far away, the two first electromagnetic blocks 18 push the conduction blocks 17 to move towards two sides, the conduction blocks 17 slide along the slide ways 22, the extension springs 21 are compressed, the two conduction blocks 17 respectively drive the bottoms of the two conduction rods 16 to move the protection frame 3 downwards, after the protection frame 3 is completely moved to the bottom, the power is cut off between the two first electromagnetic blocks 18, at the moment, a maintainer can open the protection door 23 to maintain and maintain the equipment in the escalator, after the maintenance worker comes out from the inside of the frame 1, the switch 14 is used again, the two second electromagnetic blocks 19 and the two third electromagnetic blocks 20 are electrified, the opposite second electromagnetic block 19 and the third electromagnetic block 20 generate mutually repulsive magnetic force, so the two conductive blocks 17 approach simultaneously, the extension spring 21 at the moment is extended, the two conductive blocks 17 drive the conductive rod 16 to move, the protective frame 3 gradually moves upwards, after the protective frame moves to a certain height, the driving cylinder 28 is started, the driving cylinder 28 pushes the support 27 to move towards one side of the protective frame 3, the support 27 is located at the bottom of the protective frame 3 again, then the power is cut off between the two second electromagnetic blocks 19 and the two third electromagnetic blocks 20, the support 27 is arranged in an L shape, when the support 27 moves, the support 29 at the bottom of the support 27 also changes, the support 29 is matched with the support 27 to support the protective frame 3, and the device achieves the effect of facilitating maintenance while protecting a person.
Example two:
as shown in fig. 1 to 6, on the basis of the first embodiment, the present invention provides a technical solution: the equal fixed mounting in both ends of 5 bottoms of guard plate has push rod 8, and the bottom fixed mounting of push rod 8 has push pedal 9, and the bottom intercommunication of recess 4 has cavity 10, and push pedal 9 is located the inside of cavity 10, and the opposite side of two cavities 10 all communicates has gas-supply pipe 11, and the one end intercommunication that cavity 10 was kept away from to gas-supply pipe 11 has buffering gasbag 7.
In this embodiment, push rod 8 through setting up, push pedal 9, cavity 10, gas-supply pipe 11 and buffering gasbag 7, when personnel drop at protection plate 5 top, protection plate 5 atress drives push rod 8 and push pedal 9 downstream, push pedal 9 slides down in the inside of cavity 10, push pedal 9 extrudees the inside air of cavity 10 to buffering gasbag 7's inside, buffering gasbag 7 inflation, play the effect of protection to the personnel, avoid excessive striking to cause the injury, personnel are rescued the back, the top of protection plate 5 is not atress, telescopic link 12 and buffering spring 13 reset, thereby make protection plate 5 rebound reset, protection plate 5 drives push rod 8 and push pedal 9 rebound simultaneously, the gas of buffering gasbag 7 inhales cavity 10 inside again.
Example three:
as shown in fig. 1 to 6, on the basis of the first embodiment and the second embodiment, the present invention provides a technical solution: the equal fixed mounting in both ends of 5 bottoms of guard plate has first cassette 6, and the equal fixed mounting in both ends at 3 tops of protective frame has second cassette 30, and the opposite side of first cassette 6 and second cassette 30 is the cambered surface setting, and buffering gasbag 7 is located the inside of relative first cassette 6 and second cassette 30.
In this embodiment, through the first cassette 6 and the second cassette 30 that set up to cushion gasbag 7 and be located between first cassette 6 and the second cassette 30, can carry on spacingly to the position of buffering gasbag 7, avoid buffering gasbag 7 excessive shift position to cause the fracture of gas-supply pipe 11.
Example four:
as shown in fig. 1 to 6, on the basis of the first embodiment, the second embodiment and the third embodiment, the present invention provides a technical solution: the two sides of the protective frame 3 are fixedly provided with connecting sleeves 24, the inside of each connecting sleeve 24 is sleeved with a supporting rod 25, and the bottom of each supporting rod 25 is fixedly connected with the frame 1.
In this embodiment, adapter sleeve 24 has four, and equally divide two sets of symmetries to set up in the both sides of protective frame 3, the top of bracing piece 25 is provided with the plectane, the setting of plectane is for preventing adapter sleeve 24 to break away from through the top of bracing piece 25, adapter sleeve 24 and bracing piece 25 through setting up, when protective frame 3 reciprocated, protective frame 3 drove adapter sleeve 24 and slides in the outside of bracing piece 25, bracing piece 25's setting is spacing the position that protective frame 3 removed, be favorable to protective frame 3's steady removal.
The working principle and the using process of the invention are as follows: when a person steps on the top of the cover plate 2 and collapses, the person falls on the top of the protection plate 5, the gravity of the person generates acting force on the protection plate 5, the protection plate 5 slides downwards along the groove 4, at the moment, the telescopic rod 12 and the buffer spring 13 are compressed, the protection plate 5 drives the push rod 8 and the push plate 9 to move downwards, the push plate 9 slides downwards in the cavity 10, the push plate 9 extrudes air in the cavity 10 to the inside of the buffer airbag 7, the buffer airbag 7 expands, the telescopic rod 12 and the buffer spring 13 also play a role in buffering, the protection effect is achieved on the person by matching with the buffer airbag 7, after the person is rescued, the top of the protection plate 5 is not stressed, the telescopic rod 12 and the buffer spring 13 reset, so that the protection plate 5 moves upwards and resets, the push rod 8 and the push plate 9 are driven by the protection plate 5 at the same time, the gas of the buffer airbag 7, when a maintenance person needs to maintain and repair equipment in the escalator, the bolts in the cover plate 2 are taken out, then the cover plate 2 is opened, the switch 14 in the frame 1 is opened, the switch 14 controls the operation of the driving cylinder 28, the driving cylinder 28 pulls the support 27 to separate the support 27 from the bottom of the protective frame 3, at the moment, the two first electromagnetic blocks 18 are electrified, mutually repulsive magnetic force is generated between the two first electromagnetic blocks 18, so that the two first electromagnetic blocks 18 are relatively far away, the two first electromagnetic blocks 18 push the conducting blocks 17 to move towards two sides, the conducting blocks 17 slide along the slide ways 22, the tension springs 21 are compressed, the two conducting blocks 17 respectively drive the bottoms of the two conducting rods 16 to move the protective frame 3 downwards, after the protective frame 3 is completely moved to the bottom, the power is cut off between the two first electromagnetic blocks 18, at the moment, the maintenance person can open the protective door 23, after the maintenance work is finished, after a maintainer comes out of the frame 1, the switch 14 is used again, the two second electromagnetic blocks 19 and the two third electromagnetic blocks 20 are electrified, mutually repulsive magnetic force is generated between the opposite second electromagnetic blocks 19 and the opposite third electromagnetic blocks 20, so that the two conductive blocks 17 approach simultaneously, the extension spring 21 is stretched, the two conductive blocks 17 drive the conductive rod 16 to move, the protective frame 3 gradually moves upwards, after the protective frame is moved to a determined height, the driving cylinder 28 is started, the driving cylinder 28 drives the support 27 to move towards one side of the protective frame 3, the support 27 is positioned at the bottom of the protective frame 3 again, the support frame 29 at the bottom of the support 27 is changed along with the movement of the support 27, the support frame 29 is matched with the support 27 to support the protective frame 3, and then the electricity is cut off between the two second electromagnetic blocks 19 and the two third electromagnetic blocks 20, and then the position of the cover plate 2 is fixed by using bolts.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a apron safety device convenient to automatic escalator overhauls, includes frame (1) and protective frame (3), its characterized in that: the top of the frame (1) is fixedly provided with a cover plate (2) through a bolt, the protective frame (3) is positioned in the frame (1), two sides of the inner wall of the frame (1) are respectively provided with a groove (4), a protective plate (5) is movably arranged in the groove (4), two ends of the top of the protective frame (3) are respectively and fixedly provided with a telescopic rod (12), the outside of the telescopic rod (12) is sleeved with a buffer spring (13), two ends of the top of the protective frame (3) are respectively and fixedly provided with a connecting frame (15), one end of the bottom of the connecting frame (15) is hinged with a conducting rod (16), the bottom of the conducting rod (16) is hinged with a conducting block (17), two opposite sides of the conducting blocks (17) are respectively and fixedly provided with a first electromagnetic block (18), one side of the conducting block (17) far away from the first electromagnetic block (18) is fixedly provided with a second electromagnetic block (19), one side fixed mounting that conduction block (17) was kept away from in second electromagnetism piece (19) has extension spring (21), one side fixed mounting that second electromagnetism piece (19) were kept away from in extension spring (21) has third electromagnetism piece (20), the equal fixed mounting in top of frame (1) both sides inner wall has mounting bracket (26), the one end that mounting bracket (26) bottom is close to protective frame (3) articulates there is support (27), one side fixed mounting that protective frame (3) were kept away from in support (27) has driving actuating cylinder (28).
2. The cover plate safety device convenient for escalator maintenance according to claim 1, characterized in that: the equal fixed mounting in both ends of guard plate (5) bottom has push rod (8), the bottom fixed mounting of push rod (8) has push pedal (9), the bottom intercommunication of recess (4) has cavity (10), push pedal (9) are located the inside of cavity (10), two the opposite side of cavity (10) all communicates has gas-supply pipe (11), the one end intercommunication that cavity (10) were kept away from in gas-supply pipe (11) has buffering gasbag (7).
3. The cover plate safety device convenient for escalator maintenance according to claim 2, characterized in that: the protection plate is characterized in that first clamping seats (6) are fixedly mounted at two ends of the bottom of the protection plate (5), second clamping seats (30) are fixedly mounted at two ends of the top of the protection frame (3), opposite sides of the first clamping seats (6) and the second clamping seats (30) are arranged in an arc surface mode, and the buffering air bag (7) is located inside the first clamping seats (6) and the second clamping seats (30) which are opposite to each other.
4. The cover plate safety device convenient for escalator maintenance according to claim 1, characterized in that: and a switch (14) is fixedly arranged at one end of the top of the inner wall of the frame (1).
5. The cover plate safety device convenient for escalator maintenance according to claim 1, characterized in that: the back of the frame (1) is movably provided with a protective door (23).
6. The cover plate safety device convenient for escalator maintenance according to claim 1, characterized in that: slide (22) have been seted up to the bottom of protective frame (3) inner wall, the bottom movable mounting of conduction block (17) is in the inside of slide (22), two third electromagnetism pieces (20) are installed respectively in the both sides of slide (22) inner wall.
7. The cover plate safety device convenient for escalator maintenance according to claim 1, characterized in that: one side of the driving cylinder (28) far away from the support (27) is fixedly connected with the frame (1).
8. The cover plate safety device convenient for escalator maintenance according to claim 1, characterized in that: the protective frame is characterized in that connecting sleeves (24) are fixedly mounted on two sides of the protective frame (3), supporting rods (25) are sleeved inside the connecting sleeves (24), and the bottoms of the supporting rods (25) are fixedly connected with the frame (1).
9. The cover plate safety device convenient for escalator maintenance according to claim 1, characterized in that: the bottom of support (27) articulates there is support frame (29), the bottom of support frame (29) is connected with the inner wall of frame (1) is articulated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110200541.9A CN113086823A (en) | 2021-02-23 | 2021-02-23 | Apron safety device convenient to automatic escalator overhauls |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110200541.9A CN113086823A (en) | 2021-02-23 | 2021-02-23 | Apron safety device convenient to automatic escalator overhauls |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113086823A true CN113086823A (en) | 2021-07-09 |
Family
ID=76667354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110200541.9A Pending CN113086823A (en) | 2021-02-23 | 2021-02-23 | Apron safety device convenient to automatic escalator overhauls |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113086823A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113776569A (en) * | 2021-11-11 | 2021-12-10 | 济宁安泰矿山设备制造有限公司 | Mining sensor with protection mechanism |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205634589U (en) * | 2016-04-30 | 2016-10-12 | 虞杰 | Safety protection device for escalator |
| CN109179182A (en) * | 2018-11-12 | 2019-01-11 | 江西亿康云谷自动化设备有限公司 | A kind of anti-fall well safety device of escalator |
| CN210763863U (en) * | 2019-10-18 | 2020-06-16 | 苏州智科晶菱机电科技有限公司 | Protection device with heat radiation structure for escalator earthquake detection controller |
| CN212315277U (en) * | 2020-06-01 | 2021-01-08 | 上海海事大学 | Anti-collapse safety device for escalator cover plate |
-
2021
- 2021-02-23 CN CN202110200541.9A patent/CN113086823A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205634589U (en) * | 2016-04-30 | 2016-10-12 | 虞杰 | Safety protection device for escalator |
| CN109179182A (en) * | 2018-11-12 | 2019-01-11 | 江西亿康云谷自动化设备有限公司 | A kind of anti-fall well safety device of escalator |
| CN210763863U (en) * | 2019-10-18 | 2020-06-16 | 苏州智科晶菱机电科技有限公司 | Protection device with heat radiation structure for escalator earthquake detection controller |
| CN212315277U (en) * | 2020-06-01 | 2021-01-08 | 上海海事大学 | Anti-collapse safety device for escalator cover plate |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113776569A (en) * | 2021-11-11 | 2021-12-10 | 济宁安泰矿山设备制造有限公司 | Mining sensor with protection mechanism |
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Application publication date: 20210709 |