CN203740831U - Interlocking device of construction hoist enclosure door - Google Patents
Interlocking device of construction hoist enclosure door Download PDFInfo
- Publication number
- CN203740831U CN203740831U CN201420059042.8U CN201420059042U CN203740831U CN 203740831 U CN203740831 U CN 203740831U CN 201420059042 U CN201420059042 U CN 201420059042U CN 203740831 U CN203740831 U CN 203740831U
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- door
- plate
- welded
- switch
- crossbeam
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Abstract
The utility model discloses an interlocking device of a construction hoist enclosure door and relates to a construction hoist. The interlocking device is provided with a left plug pin base, a right plug pin base, a beam, a door stop, a door leaf limiting plate, left and right door stand columns, left and right door leaves, a photoelectric switch, a photoelectric switch installing plate, a supporting pedal, a travel switch, an electromagnet, an proximity switch, an installing plate, a proximity switch installing base, a positioning plate and left and right positioning and guiding plates, wherein the beam and the supporting pedal are welded to the upper ends and the lower ends of the door stand columns respectively, and the door leaf limiting plate is welded to the lower folding edge of the middle of the beam; the left and right plug pin bases are fixed to the beam after being assembled with the door stop; the installing plate is installed on the beam, the travel switch is installed on the upward folding edge of the installing plate, the electromagnet is installed in the position, close to the travel switch, on the installing plate, the positioning plate is welded to the portion, close to the upper portion, in the middle of the door stop, and the left and right positioning and guiding plates are welded to the two sides, close to the positioning plate, on the beam; the proximity switch installing base is welded to the position, close to the positioning plate, on the beam. The double-serial-connection circuit switches are adopted, and therefore the interlocking device is safe and reliable.
Description
Technical field
The utility model relates to a kind of building hoist, especially relates to a kind of building hoist and goes along with sb. to guard him large door interlock.
Background technology
Going along with sb. to guard him gate is the important accessory equipment of building hoist.Chinese patent CN201385977 discloses the platform enclosing door of a kind of building hoist floor discharging, enclosing door consists of two fan open and close doors, latch and steel pipe pin hole are respectively housed on door, facing to pin hole, filling the lead limit switch with open contact button, open contact button two contacts connect respectively the input end of motor of electrical source of power and elevator.Chinese patent CN201560032U discloses a kind of construction elevator bottom cage enclosing door, cage door interlock switch device, comprise near the cage arranging and go along with sb. to guard him frame, cage is provided with cage door, go along with sb. to guard him to set up and be equipped with enclosing door, described cage door arranges fixed mount, axle is turned in fixed mount setting, turn axle and fixed mount is hinged, the described frame of going along with sb. to guard him arranges position-limited rack, position-limited rack top arranges connecting lever and the corner block being fixed together, connecting lever and position-limited rack are hinged, and connecting lever end is fixed on and is gone along with sb. to guard him on frame by extension spring, and connecting lever top is arranged on turns axle below.Can prevent that staff from banging in end cage and cage door opens by mistake and opens the danger causing by mistake, and turn axle and connecting lever teamwork in the situation of cage whereabouts, automatically open cage door, open the spacing corner block of maintenance door, facilitate workman to pass in and out and portage.The applicant discloses a kind of ground enclosing door of lifter in Chinese patent CN202116158U, be provided with left-hand door fan, left-hand door frame, left-hand door shelves coupling block assembly, left Buffer Unit, right door leaf, right doorframe, right door shelves coupling block assembly, right Buffer Unit, travel switch, interlocking hook assembly, door shelves, collision block, pedal and bracing frame.Described left-hand door frame and right doorframe are arranged on bracing frame, and left-hand door fan and right door leaf are equipped with latch up and down, and the bottom of described latch is inserted on bracing frame, and left-hand door fan and right door leaf can horizontally rotate around latch; Left-hand door shelves coupling block assembly is fixed on left-hand door frame, and right door shelves coupling block assembly is fixed on right doorframe; Travel switch is located on a shelves, and door shelves two ends are the rotating shafts of cylindrical door shelves, and insert respectively in left-hand door shelves coupling block assembly and right door shelves coupling block assembly at described door shelves rotating shaft two ends; Interlocking hook assembly is located at right doorframe top; Left Buffer Unit and right Buffer Unit are located at respectively the top of left-hand door frame and right doorframe; Collision block is located at right doorframe top; Pedal is located at left-hand door fan top.
Summary of the invention
The purpose of this utility model is to provide a kind of building hoist to go along with sb. to guard him large door interlock.
The utility model is provided with left plug housing, right pin seat, crossbeam, door shield, door leaf positioning plate, left-hand door column, right side wall outer panel, left-hand door fan, right door leaf, photoelectric switch, photoelectric switch adapter plate, sustain pedal, travel switch, electromagnet, approach switch, adapter plate, approach switch mount pad, locating plate, left positioning guiding plate and right positioning guiding plate;
Described beam welding is in the upper end of left-hand door column and right side wall outer panel, sustain pedal is welded on the lower end of left-hand door column and right side wall outer panel, left-hand door fan and right door leaf are contained in respectively on left-hand door column and right side wall outer panel by hinge, door leaf positioning plate is welded in the middle lower hem of crossbeam, and restriction left-hand door fan and right door leaf are open inward; Described photoelectric switch is arranged on photoelectric switch adapter plate; Described door shield is welded with respectively two rotating shafts and forms by square tube two ends are top, and two rotating shafts are inserted respectively in left plug housing and right pin seat, and after left plug housing and right pin seat and door shield assembling and be bolted on respectively on crossbeam, door shield can rotate around the axis; Adapter plate is L-shaped, adapter plate is contained on crossbeam by bolt, travel switch is arranged on the flanging that adapter plate makes progress, electromagnet is arranged on the position of close travel switch on adapter plate by bolt, in the middle of door shield, top position is welded with locating plate, on crossbeam, have the rectangular groove that can make locating plate pass, both sides near locating plate on crossbeam are welded with left positioning guiding plate and right positioning guiding plate, guarantee that on electromagnet, telescopic push rod can be through the hole on locating plate to limit the outside rotation of door shield, door is opened; Bolt is equipped with in locating plate upper end, over against approach switch, makes its induction switching-off, and approach switch is arranged on approach switch mount pad, and approach switch mount pad is welded on the position of close locating plate on crossbeam; Described photoelectric switch, approach switch, electromagnet three circuit are in series connection.
The utility model adopts dual tandem contactor, more safe and reliable than conventional interlock system.
Accompanying drawing explanation
Fig. 1 is that the front TV structure of the utility model embodiment forms schematic diagram.
Fig. 2 is the A-A cutaway view (closed condition) of Fig. 1.
Fig. 3 is the A-A cutaway view (opening) of Fig. 1.
Fig. 4 is that the structure of the local amplifier section B of Fig. 1 forms schematic diagram.
Fig. 5 is that the axle of the utility model embodiment is surveyed semi-sictional view structure composition schematic diagram.
The specific embodiment
Referring to Fig. 1～5, the utility model embodiment is provided with left plug housing 011, right pin seat 012, crossbeam 2, door shield 3, door leaf positioning plate 4, left-hand door column 51, right side wall outer panel 52, left-hand door fan 61, right door leaf 62, photoelectric switch 7, photoelectric switch adapter plate 8, sustain pedal 9, travel switch 10, electromagnet 11, approach switch 12, adapter plate 13, approach switch mount pad 14, locating plate 15, left positioning guiding plate 161 and right positioning guiding plate 162.
Described crossbeam 2 is welded on the upper end of left-hand door column 51 and right side wall outer panel 52, sustain pedal 9 is welded on the lower end of left-hand door column 51 and right side wall outer panel 52, left-hand door fan 61 and right door leaf 62 are contained in respectively on left-hand door column 51 and right side wall outer panel 52 by hinge, door leaf positioning plate 4 is welded in the middle lower hem of crossbeam 2, and restriction left-hand door fan 61 and right door leaf 62 are open inward, described photoelectric switch 7 is arranged on photoelectric switch adapter plate 8, described door shield 3 is welded with respectively two rotating shafts and forms by square tube two ends are top, two rotating shafts are inserted respectively in left plug housing 011 and right pin seat 012, left plug housing 011 and right pin seat 012 are also bolted on respectively on crossbeam 2 with door shield 3 assemblings are rear, and door shield 3 can rotate around the axis, adapter plate 13 is L-shaped, adapter plate 13 is contained on crossbeam 2 by bolt, travel switch 10 is arranged on the flanging that adapter plate 13 makes progress, electromagnet 11 is arranged on the position of close travel switch 10 on adapter plate 13 by bolt, in the middle of door shield 3, top position is welded with 1 locating plate 15, on crossbeam 2, have a rectangular groove that can make locating plate 15 pass, both sides near locating plate 15 on crossbeam 2 are welded with left positioning guiding plate 161 and right positioning guiding plate 162, guarantee that on electromagnet 11, telescopic push rod can be through the hole on locating plate 15 to limit the outside rotation of door shield, door is opened, a bolt is equipped with in locating plate 15 upper ends, over against approach switch 12, makes its induction switching-off, and approach switch 12 is arranged on approach switch mount pad 14, and approach switch mount pad 14 is welded on the position of close locating plate 15 on crossbeam 2, described photoelectric switch 7, approach switch 12, electromagnet 11 three's circuits are in series connection.
Described photoelectric switch 7 is often opened, and approach switch 12 is normally closed, and electromagnet 11 no power push rods are in elongation state, and photoelectric switch 7, approach switch 12, electromagnet 11 three's circuits are in series connection.When cage moves, photoelectric switch 7 is not subject to the induction of the lower square tube in cage bottom to disconnect no power, because photoelectric switch 7, approach switch 12, electromagnet 11 three's circuits are in series connection, so no power all, electromagnet 11 no power push rods are in elongation state, the push rod of electromagnet 11 extends the outside rotation with restriction door shield 3 through the hole on locating plate 15, and left-hand door fan 61 and right door leaf 62 can not outwards be opened, i.e. during cage operation, go along with sb. to guard him gate and cannot open.Conversely, going along with sb. to guard him gate closes, bolt on locating plate 15 is responded to and power cut-off it near approach switch 12, electromagnet 11 no power push rods outwards overturn in elongation state restriction door shield 3, also unclamp the extruding to travel switch 10 contacts, travel switch 10 resets, cage power connection simultaneously, cage can move, go along with sb. to guard him gate closure after cage just can move.
When cage is parked in bottom, photoelectric switch 7 senses the lower square tube of cage bottom, the closed energising of photoelectric switch 7, now go along with sb. to guard him that gate still closes, approach switch 12 is subject to the induction of bolt on locating plate 15 in disconnecting no power state, electromagnet 11 no power push rods are also in elongation state, push rod on electromagnet 11 outwards rotates through the hole restriction door shield on locating plate 15, limiting left-hand door fan 61 and right door leaf 62 outwards opens, now only need draw left-hand door fan 61 and right door leaf 62 that it is opened a little with have gentle hands, drive locating plate 15 on door shield 5 to rotate a little that (diameter of boring ratio electromagnet 11 upper push-rods of opening on locating plate 15 is large, door can be made war a little), just can make approach switch 12 and locating plate 15 bolts stagger and not responded to by it, the closed energising of approach switch 12, series circuit is this moment just in on-state, electromagnet 11 obtains electric, push rod retraction touches travel switch 10 makes its action, circuit disconnects, and cage cannot move, and the push rod of electromagnet 11 retraction, locating plate 15 is rotatable, left-hand door fan 61 and right door leaf 62 also can be opened completely this moment, go along with sb. to guard him gate and open, and cage cannot move.
Claims (2)
1. building hoist is gone along with sb. to guard him a large door interlock, it is characterized in that being provided with left plug housing, right pin seat, crossbeam, door shield, door leaf positioning plate, left-hand door column, right side wall outer panel, left-hand door fan, right door leaf, photoelectric switch, photoelectric switch adapter plate, sustain pedal, travel switch, electromagnet, approach switch, adapter plate, approach switch mount pad, locating plate, left positioning guiding plate and right positioning guiding plate;
Described beam welding is in the upper end of left-hand door column and right side wall outer panel, sustain pedal is welded on the lower end of left-hand door column and right side wall outer panel, left-hand door fan and right door leaf are contained in respectively on left-hand door column and right side wall outer panel by hinge, door leaf positioning plate is welded in the middle lower hem of crossbeam, and restriction left-hand door fan and right door leaf are open inward; Described photoelectric switch is arranged on photoelectric switch adapter plate; Described door shield is welded with respectively two rotating shafts and forms by square tube two ends are top, and two rotating shafts are inserted respectively in left plug housing and right pin seat, and after left plug housing and right pin seat and door shield assembling and be bolted on respectively on crossbeam, door shield can rotate around the axis; Adapter plate is L-shaped, adapter plate is contained on crossbeam by bolt, travel switch is arranged on the flanging that adapter plate makes progress, electromagnet is arranged on the position of close travel switch on adapter plate by bolt, in the middle of door shield, top position is welded with locating plate, on crossbeam, have the rectangular groove that can make locating plate pass, both sides near locating plate on crossbeam are welded with left positioning guiding plate and right positioning guiding plate, guarantee that on electromagnet, telescopic push rod can be through the hole on locating plate to limit the outside rotation of door shield, door is opened; Bolt is equipped with in locating plate upper end, over against approach switch, makes its induction switching-off, and approach switch is arranged on approach switch mount pad, and approach switch mount pad is welded on the position of close locating plate on crossbeam.
2. a kind of building hoist is gone along with sb. to guard him large door interlock as claimed in claim 1, it is characterized in that described photoelectric switch, approach switch, electromagnet three circuit are in series connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420059042.8U CN203740831U (en) | 2014-02-08 | 2014-02-08 | Interlocking device of construction hoist enclosure door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420059042.8U CN203740831U (en) | 2014-02-08 | 2014-02-08 | Interlocking device of construction hoist enclosure door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203740831U true CN203740831U (en) | 2014-07-30 |
Family
ID=51340660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420059042.8U Withdrawn - After Issue CN203740831U (en) | 2014-02-08 | 2014-02-08 | Interlocking device of construction hoist enclosure door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203740831U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103754739A (en) * | 2014-02-08 | 2014-04-30 | 厦门康柏机械集团有限公司 | Building hoist enclosure door interlocking device |
| CN107973201A (en) * | 2017-11-22 | 2018-05-01 | 中联重科股份有限公司 | Electromagnetic lock and construction jacking system |
| CN108516447A (en) * | 2018-04-20 | 2018-09-11 | 上海爱登堡电梯（宜昌）有限公司 | Elevator with car emergency exit |
-
2014
- 2014-02-08 CN CN201420059042.8U patent/CN203740831U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103754739A (en) * | 2014-02-08 | 2014-04-30 | 厦门康柏机械集团有限公司 | Building hoist enclosure door interlocking device |
| CN103754739B (en) * | 2014-02-08 | 2015-07-15 | 厦门康柏机械集团有限公司 | Building hoist enclosure door interlocking device |
| CN107973201A (en) * | 2017-11-22 | 2018-05-01 | 中联重科股份有限公司 | Electromagnetic lock and construction jacking system |
| CN108516447A (en) * | 2018-04-20 | 2018-09-11 | 上海爱登堡电梯（宜昌）有限公司 | Elevator with car emergency exit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140730 Effective date of abandoning: 20150715 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20140730 Effective date of abandoning: 20150715 |
|
| RGAV | Abandon patent right to avoid regrant |