CN219792116U - Ladder step jump protection device for inclined section of escalator - Google Patents
Ladder step jump protection device for inclined section of escalator Download PDFInfo
- Publication number
- CN219792116U CN219792116U CN202320982209.7U CN202320982209U CN219792116U CN 219792116 U CN219792116 U CN 219792116U CN 202320982209 U CN202320982209 U CN 202320982209U CN 219792116 U CN219792116 U CN 219792116U
- Authority
- CN
- China
- Prior art keywords
- guide rail
- vertical
- plate
- mounting
- screw
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000001514 detection method Methods 0.000 claims abstract description 37
- 239000004576 sand Substances 0.000 claims abstract description 16
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 230000035945 sensitivity Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- 230000009191 jumping Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 235000009508 confectionery Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 125000003003 spiro group Chemical group 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Landscapes
- Escalators And Moving Walkways (AREA)
Abstract
The utility model discloses a step jump protection device for an inclined section of an escalator, which is characterized in that: the safety switch comprises a middle emergency guide rail arranged above a step hook, a safety switch arranged on a truss and a guide screw, wherein a vertical plate is arranged on the middle emergency guide rail, a switch baffle plate which is obliquely arranged forwards is arranged at the bottom of the vertical plate, and the switch baffle plate is arranged below a detection end of the safety switch; the middle emergency guide rail on the right side of the vertical plate is provided with a mounting plate, the guide screw is movably connected with the mounting plate, a spring is sleeved outside the guide screw, and two ends of the spring respectively prop against the mounting plate and screw heads at the top of the guide screw; still install a limiting plate that can go on upper and lower position control on the truss of mounting panel left side, the right side of limiting plate is equipped with a sand grip, the mounting panel set up in directly over the sand grip. The utility model improves the safety of passengers and reduces the potential safety hazard.
Description
Technical Field
The utility model relates to an escalator, in particular to a step jump protection device for an inclined section of an escalator.
Background
Passengers occasionally have small items, such as coins, buttons, hard candy, rings, etc., that drop while riding the escalator. These small objects may enter the interior of the escalator through the gap between the steps and the skirt or through the gap between the steps and the engagement of the steps. If these small objects that enter the interior of the escalator fall onto the hoistway guide rail, they are pushed over by the step rollers, causing the steps to overshoot. Adjacent steps collide, the steps are damaged, and passengers possibly fall down.
In the prior art, the commercial escalator on the market is not provided with a step up-rush detection device, and the subway bus escalator is generally only required to be provided with a step up-rush protection device on an upper turning guide rail and a lower turning guide rail of the escalator. However, the inclined section area of the escalator is a main use area of the escalator. The step upper punch detection device convenient to set at the turning positions is large in space and convenient to set, and meanwhile, the detection device is convenient to set due to the fact that the space is large at the turning positions. The inclination section is small in space and inconvenient to set, and the inclination is relatively stable, but has certain jumping degree due to the fact that the machining precision and the length are long, so that the detection precision is guaranteed, normal jumping is prevented from being detected, and misjudgment is further caused, and the problem that the direction of force is needed by a person skilled in the art is solved.
Disclosure of Invention
The utility model aims to provide a step jump protection device for an inclined section of an escalator, which can realize the protection of step jump by using the structure, improve the safety of passengers and reduce potential safety hazards.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the step jump protection device for the inclined section of the escalator comprises a middle emergency guide rail arranged above a step hook, a safety switch arranged on a truss and a guide screw arranged on the truss, wherein a vertical plate is arranged on the middle emergency guide rail, a switch baffle plate which is arranged in a forward inclined manner is arranged at the bottom of the vertical plate, and the switch baffle plate is arranged below a detection end of the safety switch;
the middle emergency guide rail on the right side of the vertical plate is provided with a mounting plate, the mounting plate is provided with a vertical guide hole, the bottom of the guide screw rod penetrates through the vertical guide hole to be connected with the truss, a spring is sleeved outside the guide screw rod, the bottom of the spring is propped against the top surface of the mounting plate, and the top of the spring is propped against a screw head at the bottom of the guide screw rod;
still install a limiting plate that can go on upper and lower position control on the truss of mounting panel left side, the right side of limiting plate is equipped with a sand grip, the sand grip set up in lead screw's left side, the left surface of mounting panel with the right side contact of limiting plate, just the mounting panel set up in directly over the sand grip.
In the above technical scheme, in the state that the spring extends out, the left bottom surface of the mounting plate abuts against the top surface of the raised strip, and a space is reserved between the switch baffle and the safety switch detection end;
under the spring compression state, the mounting panel bottom surface with have vertical interval between the sand grip top surface, middle part emergency guide rail and switch baffle upwards move, switch baffle with safety switch's detection end contact, and trigger safety switch.
In the technical scheme, the truss is provided with the screw holes, and the bottoms of the guide screws are connected with the screw holes in a threaded manner.
In the technical scheme, two vertical mounting grooves which are mutually parallel are formed in the bottom of the limiting plate, and the vertical mounting grooves are parallel to the guide screw;
two mounting screw holes are formed in the side wall of the truss, each mounting screw hole is opposite to one vertical mounting groove, a locking bolt is inserted into each vertical mounting groove, the end portion of each locking bolt is connected with the corresponding mounting screw hole in a threaded mode, and the limiting plate is locked and mounted on the side wall of the truss through the locking bolt.
In the technical scheme, a baffle is arranged at the rear side of the top of the limiting plate, and the front side surface of the middle emergency guide rail is contacted with the rear side surface of the baffle.
In the technical scheme, the vertical plate is arranged on the front side of the middle emergency guide rail, and the distance between the vertical plate and the front side of the middle emergency guide rail is greater than or equal to 0; a connecting plate is arranged at the top of the vertical plate and is arranged on the top surface of the middle emergency guide rail, and the connecting plate is perpendicular to the middle emergency guide rail;
the top of connecting plate is equipped with two vertical logical grooves, vertical logical groove perpendicular to the urgent guide rail in middle part sets up, and every vertical logical inslot is equipped with a top bolt, the length of vertical logical groove is greater than the external diameter of top bolt, the bottom of top bolt with urgent guide rail in middle part links to each other, the top bolt will the connecting plate install in on the urgent guide rail in middle part.
Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:
1. according to the utility model, the safety switch is directly arranged on the truss, the guide screw is arranged on the truss, the spring is sleeved on the guide screw, the middle emergency guide rail is connected with the guide screw through the mounting plate, meanwhile, the limit plate capable of being adjusted up and down is arranged on the truss, the raised line is arranged on the right side of the limit plate, the left side of the mounting plate is positioned on the raised line, the raised line is used for limiting the position of the mounting plate and the middle emergency guide rail, which moves downwards, the minimum distance between the switch baffle and the safety switch detection end can be adjusted through adjusting the up and down position of the limit plate, so that the detection precision of step jump can be adjusted according to actual conditions, one safety coefficient for step jump detection can be ensured, the problems of false alarm and the like can not occur while the detection precision is ensured, the safety of passengers riding an elevator can be ensured, and the potential safety hazard is reduced;
2. according to the utility model, the distance between the switch baffle and the middle emergency guide rail, namely the distance between the switch baffle and the detection end of the safety switch, can be adjusted through the connecting plate, so that the sensitivity of step jump detection is adjusted, the adjustment of the micro deformation of the elevator is facilitated, the detection stability is ensured, and the subsequent maintenance and adjustment are also facilitated.
Drawings
FIG. 1 is a schematic perspective view of a first embodiment of the present utility model;
fig. 2 is a schematic view showing a partial structure of a front end face in the first embodiment of the present utility model.
Wherein: 1. a step hook; 2. a middle emergency guide rail; 3. truss; 4. a safety switch; 5. a lead screw; 6. a riser; 7. a switch baffle; 8. a mounting plate; 9. vertical guide holes; 10. a spring; 11. a screw head; 12. a limiting plate; 13. a convex strip; 14. a screw hole; 15. a vertical mounting groove; 16. installing a screw hole; 17. a locking bolt; 18. a baffle; 19. a connecting plate; 20. a longitudinal through groove; 21. a top bolt; 22. and a detection end.
Detailed Description
The utility model is further described below with reference to the accompanying drawings and examples:
embodiment one: referring to fig. 1 and 2, the step jump protection device for the inclined section of the escalator comprises a middle emergency guide rail 2 arranged above a step hook 1, a safety switch 4 arranged on a truss 3 and a guide screw 5 arranged on the truss, wherein a vertical plate 6 is arranged on the middle emergency guide rail, a switch baffle 7 which is obliquely arranged forwards is arranged at the bottom of the vertical plate, and the switch baffle is arranged below a detection end 22 of the safety switch;
a mounting plate 8 is mounted on the middle emergency guide rail on the right side of the vertical plate, a vertical guide hole 9 is formed in the mounting plate, the bottom of the guide screw penetrates through the vertical guide hole to be connected with the truss, a spring 10 is sleeved outside the guide screw, the bottom of the spring is propped against the top surface of the mounting plate, and the top of the spring is propped against a screw head 11 at the bottom of the guide screw;
still install a limiting plate 12 that can go on upper and lower position control on the truss of mounting panel left side, the right side of limiting plate is equipped with a sand grip 13, the sand grip set up in lead screw's left side, the left surface of mounting panel with the right side contact of limiting plate, just the mounting panel set up in directly over the sand grip.
In the state that the spring extends out, the left bottom surface of the mounting plate abuts against the top surface of the raised strip, and a space is reserved between the switch baffle and the safety switch detection end;
under the spring compression state, the mounting panel bottom surface with have vertical interval between the sand grip top surface, middle part emergency guide rail and switch baffle upwards move, switch baffle with safety switch's detection end contact, and trigger safety switch.
In this embodiment, step hook and step connection, when the staircase moves, the step follows the removal, when the step jumps, can drive the step hook simultaneously and jump, therefore, when the step normal operating, the spring is in the state of stretching out, have vertical interval between step hook and the urgent guide rail in middle part like this, when the step jumps, can drive the step hook and follow and move up, can pull the urgent guide rail in middle part and move up, will drive the mounting panel like this, riser and switch baffle move up, still can compress the spring simultaneously, when switch baffle moves up, can be at first with the detection end contact of safety switch, then when continuing to move up, can extrude the detection end, trigger safety switch, wherein, safety switch and staircase control system automatically controlled connection, after safety switch is triggered, staircase control system controls the staircase and stops the operation, be used for preventing to jump the security problem that drives, guarantee the security of passenger, reduce the potential safety hazard immediately.
In this embodiment, through the installation of vertical guide hole and lead screw above the mounting panel, realize the installation of middle part urgent guide rail, further, because the lead screw position is motionless, like this when the spring stretches out, can promote the mounting panel, middle part urgent guide rail, switch baffle moves down, drive switch baffle and keep away from the detection end of safety switch promptly, in order to adjust the distance between switch baffle and the safety switch detection end, restrict this distance, through the setting of sand grip, and the left surface of mounting panel contacts with the right flank of limiting plate, under the spring stretch out the state, can restrict the distance that middle part urgent guide rail and switch baffle moved down through sand grip and mounting panel, be used for adjusting the distance between switch baffle and the safety switch detection end. If the escalator runs stably, and the up-and-down fluctuation of the escalator is smaller, the distance between the switch baffle and the detection end of the safety switch can be set smaller, so that the switch baffle can trigger the safety switch only when the step hook moves upwards to drive the middle emergency guide rail to move upwards for a small part, and the detection sensitivity is very high. The sensitivity of detection can also be reduced, only the limiting plate is required to be moved downwards for a part, so that the distance between the switch baffle and the detection end of the safety switch can be increased in a spring extending state, and when the jump-up distance of the step is smaller, the escalator can not be detected, and the escalator can be normally operated and can be selected according to actual conditions.
In this embodiment, the switch baffle and the vertical plate form an included angle of 120 ° to 150 ° and the safety switch and the vertical plate form an included angle of 90 ° therebetween, in this manner, when the switch baffle moves up, the contact area between the switch baffle and the detection end of the safety switch is gradually increased, so that the safety switch can be gradually penalized, and the direct rigid collision is prevented.
The truss is provided with screw holes 14, and the bottoms of the guide screws are connected with the screw holes in a threaded manner. Screw setting for fix the lead screw, in this embodiment, the lead screw is direct and screw complete spiro union, and after the general condition installation was accomplished, the lead screw no longer rotates the elasticity of adjusting the spring, and under normal condition, even the spring stretches out, the spring also possesses the elasticity that continues to stretch out, can make well portion urgent guide rail be in the state of keeping away from the truss all the time.
Referring to fig. 1 and 2, two vertical mounting grooves 15 which are parallel to each other are formed in the bottom of the limiting plate, and the vertical mounting grooves are parallel to the guide screw;
two mounting screw holes 16 are formed in the side wall of the truss, each mounting screw hole is opposite to one vertical mounting groove, a locking bolt 17 is inserted into each vertical mounting groove, the end portion of each locking bolt is connected with the corresponding mounting screw hole in a threaded mode, and the limiting plate is locked and mounted on the side wall of the truss through the locking bolt.
Through the setting of vertical mounting groove and locking bolt, can enough install the limiting plate, simultaneously, can also adjust the upper and lower height of limiting plate for adjust the mounting panel and move down the biggest position, and then be used for adjusting the distance between switch baffle and the safety switch detection end, be used for adjusting the sensitivity that the step was jumped up and is detected. When the position of the limiting plate needs to be adjusted, the locking bolt is unscrewed, then the limiting plate is moved, and after the movement is completed, the limiting plate can be fixed by screwing the locking bolt.
Wherein, can add lubricating oil between mounting panel and limiting plate, guarantee that middle part urgent guide rail need be for the limiting plate when reciprocating, can normally remove, the left surface of mounting panel and the right flank contact of limiting plate can also carry out a direction to the vertical removal of middle part urgent guide rail, can prevent moreover that vertical guide arm slope from warp, on the basis of guiding screw direction and location, further guide and location, prevent the appearance of the jamming phenomenon between vertical guide hole and the guiding screw.
Referring to fig. 1 and 2, a baffle 18 is disposed on the rear side of the top of the limiting plate, and the front side of the middle emergency guide rail contacts with the rear side of the baffle.
The setting of baffle also leads to middle part urgent guide rail and spacing, prevents that the slope from appearing in mounting panel or lead screw, and then leads to the unable smooth vertical removal along lead screw of vertical guide hole, the setting of baffle plays middle part urgent guide rail and blocks when vertical removal, direction and spacing effect, can prevent at least that middle part from carrying out middle part urgent guide rail towards front end slope (the gyro wheel of step can be in the rear side of middle part urgent guide rail, therefore the case of middle part urgent guide rail backward slope, can send the noise when the step moves, discovery that can be timely) for guarantee step jump up detection precision.
Further, the baffle is positioned on the right side of the vertical plate, the mounting plate is positioned on the right side of the limiting plate, namely, the limiting plate and the baffle are positioned between the vertical plate and the mounting plate, so that the left-right offset of the middle emergency guide rail can be prevented, and the middle emergency guide rail can only move vertically.
Referring to fig. 1 and 2, the vertical plate is arranged on the front side of the middle emergency guide rail, and the distance between the vertical plate and the front side of the middle emergency guide rail is greater than or equal to 0; a connecting plate 19 is arranged at the top of the vertical plate and is arranged on the top surface of the middle emergency guide rail, and the connecting plate is perpendicular to the middle emergency guide rail;
the top of connecting plate is equipped with two vertical logical grooves 20, vertical logical groove perpendicular to the urgent guide rail in middle part sets up, and every vertical logical inslot is equipped with a top bolt 21, the length of vertical logical groove is greater than the external diameter of top bolt, the bottom of top bolt with the urgent guide rail in middle part links to each other, the top bolt will the connecting plate install in on the urgent guide rail in middle part.
Through the setting of vertical logical groove, can adjust the vertical interval between switch baffle and the safety switch detection end, promptly to the switch baffle up move in-process with the position of safety switch detection end contact, the detection sensitivity when adjusting the step and jump, prevent like this as far as possible that switch baffle from moving up and damaging safety switch when too fast, reduce the maintenance rate, guarantee safety switch's life.
In this embodiment, the safety switch is the safety switch of taking the handle, and the bottom and the safety switch of handle are connected, and the top has the pulley, and the handle is elastic, and the handle is by last to the slope forward setting down, and the top of handle and pulley keep away from the safety switch, when the switch baffle moved up, with pulley contact to the extrusion pulley, thereby promote the handle to remove towards the safety switch, until the contact of handle and safety switch contacts, and then trigger the safety switch.
Claims (6)
1. The utility model provides a protection device is jumped up to staircase slope section step which characterized in that: the safety switch comprises a middle emergency guide rail arranged above a step hook, a safety switch arranged on a truss and a guide screw arranged on the truss, wherein a vertical plate is arranged on the middle emergency guide rail, a switch baffle which is obliquely arranged forward is arranged at the bottom of the vertical plate, and the switch baffle is arranged below a detection end of the safety switch;
the middle emergency guide rail on the right side of the vertical plate is provided with a mounting plate, the mounting plate is provided with a vertical guide hole, the bottom of the guide screw rod penetrates through the vertical guide hole to be connected with the truss, a spring is sleeved outside the guide screw rod, the bottom of the spring is propped against the top surface of the mounting plate, and the top of the spring is propped against a screw head at the bottom of the guide screw rod;
still install a limiting plate that can go on upper and lower position control on the truss of mounting panel left side, the right side of limiting plate is equipped with a sand grip, the sand grip set up in lead screw's left side, the left surface of mounting panel with the right side contact of limiting plate, just the mounting panel set up in directly over the sand grip.
2. The escalator sloped section step jump protection device according to claim 1, characterized in that:
in the state that the spring extends out, the left bottom surface of the mounting plate abuts against the top surface of the raised strip, and a space is reserved between the switch baffle and the safety switch detection end;
under the spring compression state, the mounting panel bottom surface with have vertical interval between the sand grip top surface, middle part emergency guide rail and switch baffle upwards move, switch baffle with safety switch's detection end contact, and trigger safety switch.
3. The escalator sloped section step jump protection device according to claim 1, characterized in that: the truss is provided with screw holes, and the bottom of the guide screw rod is connected with the screw holes in a threaded manner.
4. The escalator sloped section step jump protection device according to claim 1, characterized in that: the bottom of the limiting plate is provided with two vertical mounting grooves which are arranged in parallel with each other, and the vertical mounting grooves are arranged in parallel with the guide screw;
two mounting screw holes are formed in the side wall of the truss, each mounting screw hole is opposite to one vertical mounting groove, a locking bolt is inserted into each vertical mounting groove, the end portion of each locking bolt is connected with the corresponding mounting screw hole in a threaded mode, and the limiting plate is locked and mounted on the side wall of the truss through the locking bolt.
5. The escalator sloped section step jump protection device according to claim 1, characterized in that: the top rear side of limiting plate is equipped with a baffle, the leading flank of middle part emergency guide rail with the trailing flank contact of baffle.
6. The escalator sloped section step jump protection device according to claim 1, characterized in that: the vertical plate is arranged on the front side of the middle emergency guide rail, and the distance between the vertical plate and the front side of the middle emergency guide rail is larger than or equal to 0; a connecting plate is arranged at the top of the vertical plate and is arranged on the top surface of the middle emergency guide rail, and the connecting plate is perpendicular to the middle emergency guide rail;
the top of connecting plate is equipped with two vertical logical grooves, vertical logical groove perpendicular to the urgent guide rail in middle part sets up, and every vertical logical inslot is equipped with a top bolt, the length of vertical logical groove is greater than the external diameter of top bolt, the bottom of top bolt with urgent guide rail in middle part links to each other, the top bolt will the connecting plate install in on the urgent guide rail in middle part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320982209.7U CN219792116U (en) | 2023-04-26 | 2023-04-26 | Ladder step jump protection device for inclined section of escalator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320982209.7U CN219792116U (en) | 2023-04-26 | 2023-04-26 | Ladder step jump protection device for inclined section of escalator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219792116U true CN219792116U (en) | 2023-10-03 |
Family
ID=88186347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320982209.7U Active CN219792116U (en) | 2023-04-26 | 2023-04-26 | Ladder step jump protection device for inclined section of escalator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219792116U (en) |
-
2023
- 2023-04-26 CN CN202320982209.7U patent/CN219792116U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN219792116U (en) | Ladder step jump protection device for inclined section of escalator | |
| CN204873338U (en) | Prevent unexpected two -way rope ware device that presss from both sides that removes of elevator car | |
| CN211034798U (en) | Safety blocking device for household elevator | |
| CN200951918Y (en) | Guiding rail structure of bidirectional guiding wheel | |
| CN208218161U (en) | A kind of escalator limiting device | |
| CN209867868U (en) | Assembling device for assembling elevator accessories | |
| CN218024818U (en) | Screw rod structure for preventing elevator from sliding downwards | |
| CN215443018U (en) | High building scaffold of security | |
| CN214692823U (en) | Elevator layer door anticreep device | |
| CN209051415U (en) | A kind of safety tread for rail traffic platform | |
| CN107673154B (en) | Elevator power failure safety protection device | |
| CN208218146U (en) | A kind of elevator of adjustable armrest height | |
| CN208500066U (en) | A kind of cage guide with automatic falling-proof safety guard | |
| CN220684373U (en) | Novel elevator rescue equipment | |
| CN221165503U (en) | Elevator shearing-preventing safety device | |
| CN201971514U (en) | Escalator anti-dropping device for ladder homing fan tower | |
| CN111929176A (en) | Bending resistance detection device is used in elevator guide rail production | |
| CN112043981B (en) | High-rise escape anti-theft window | |
| CN113896072B (en) | Safety tongs that wedge block type braking element constitutes for elevator | |
| CN115092798B (en) | Escalator end safety protection device, method and system and storage medium | |
| CN212556212U (en) | Turning device of fixed rope clip | |
| CN204454132U (en) | The warning device of building hoist generation groove skipping of steel rope while fault | |
| CN108439169A (en) | A kind of escalator limiting device | |
| CN220519863U (en) | Ladder accuse camera warning and elevator aggregate unit | |
| CN202717469U (en) | Safety protective mechanism used for lift tractor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |