CN219448927U - Speed limiter device of traction machine underneath type construction lifter - Google Patents
Speed limiter device of traction machine underneath type construction lifter Download PDFInfo
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- CN219448927U CN219448927U CN202320702161.XU CN202320702161U CN219448927U CN 219448927 U CN219448927 U CN 219448927U CN 202320702161 U CN202320702161 U CN 202320702161U CN 219448927 U CN219448927 U CN 219448927U
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- speed limiter
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- guiding wheel
- rope guiding
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- 238000010276 construction Methods 0.000 title claims abstract description 18
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 8
- 239000010959 steel Substances 0.000 claims abstract description 8
- 238000005452 bending Methods 0.000 claims description 16
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003578 releasing effect Effects 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B50/00—Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies
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Abstract
The utility model discloses a speed limiter device of a construction lifter with a lower traction machine, which comprises a first rope guiding wheel, a speed limiting wheel disc group, a tension wheel and a speed limiter steel wire rope which are all arranged in a well; the speed limiting wheel disc set is arranged on the lower layer of the well, the first rope guiding wheel disc and the tensioning wheel are respectively arranged above and below the speed limiting wheel disc set, and the speed limiter steel wire rope Rao Sheyu is arranged on the first rope guiding wheel, the speed limiting wheel disc set and the tensioning wheel. According to the utility model, the speed limiter in the speed limiting wheel disc group does not need to be adjusted along with the lifting layer of the lifter, the control cabinet is positioned at one side of the lower layer of the building and the traction machine, so that the distance between the speed limiter and the control cabinet is fixed and is relatively close, after the wall of a well is perforated, the speed limiter and the control cabinet are electrically connected together by adopting a cable rope, and a cable rope between the speed limiter and the control cabinet does not need to be reserved for enough length any more and can also be adjusted along with the lifting layer of the lifter each time, so that the length of the cable rope required can be shortened, the cost can be reduced, and the cable rope can be prevented from being hung in the well.
Description
Technical Field
The utility model relates to the technical field of elevator shaft construction equipment, in particular to a speed limiter device of a traction machine underneath type construction elevator.
Background
A hoistway type elevator is a transport device installed in a fixed floor building for vertically transporting persons and goods, and is usually installed in a hoistway, and a car of the elevator is moved in the hoistway to realize entrance and exit of constructors and transport of goods.
The speed limiter is one of the necessary installation devices of the hoistway type elevator, and is used for interlocking with the safety tongs when the elevator car overspeed during operation of the hoistway type elevator, clamping the elevator car guide rail and enabling the elevator car to stop in the hoistway.
However, in the prior art, the speed limiter of the elevator is installed at the uppermost end of the effective use part of the hoistway, and a cable rope needs to be connected between the speed limiter and the control cabinet, so that after the speed limiter acts, a signal is transmitted to the control cabinet, the traction sheave of the traction machine stops rotating to be in a locking state, and after the speed limiter acts, the electromagnet on the speed limiter can be controlled by the control cabinet to reset the speed limiter.
Because the speed limiter needs to follow the lifting layer of the lifter to adjust the position height in the hoistway, enough length needs to be reserved for the cable rope between the speed limiter and the control cabinet to cope with each lifting layer adjustment, and therefore the cable rope is suspended in the hoistway, is easy to damage and is high in cost.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art, and provides a speed limiter device of a traction machine underneath type construction elevator, so that a cable rope between a speed limiter and a control cabinet can cope with each lifting layer adjustment of the elevator without reserving enough length, the length of the cable rope can be shortened, the cost is reduced, and the cable rope can be prevented from being hung in a well.
In order to achieve the above purpose, the technical scheme provided by the utility model is as follows:
the speed limiter device of the construction lifter with the underneath traction machine comprises a first rope guiding wheel, a speed limiting wheel disc group, a tension wheel and a speed limiter steel wire rope, wherein the first rope guiding wheel, the speed limiting wheel disc group, the tension wheel and the speed limiter steel wire rope are all arranged in a well with a lift car guide rail;
wherein,,
the speed limiting wheel disc group is arranged at the lower layer of the well and comprises a second rope guiding wheel, a third rope guiding wheel and a speed limiter; the second rope guiding wheel is positioned above the third rope guiding wheel; the speed limiter is positioned at one side between the second rope guiding wheel and the third rope guiding wheel and is electrically connected with a control cabinet positioned at one side of the traction machine at the lower layer of the building through a cable;
the first rope guiding wheel and the tensioning wheel are respectively arranged above and below the speed limiting wheel disc group;
the speed limiter wire rope is wound on the first rope guiding wheel, the second rope guiding wheel, the speed limiter, the third rope guiding wheel and the tensioning wheel in sequence.
Further, the elevator car further comprises a first rope guiding wheel mounting seat, wherein the first rope guiding wheel mounting seat comprises a first fixing frame, and the first rope guiding wheel is connected with the inner wall of the well through the first fixing frame.
Further, the first rope guiding wheel mounting seat also comprises a first adjusting frame;
the first fixing frame is connected with the inner wall of the well through the first adjusting frame, so that the position of the first rope guide wheel on the first fixing frame can be conveniently adjusted.
Further, the first fixing frame comprises a rope wheel plate and a fixing piece;
the rope pulley plate is provided with bending parts which are oppositely arranged, and the rope pulley plate is connected with the first adjusting frame through the bending parts;
the first rope guiding wheel is connected with the rope wheel plate through a fixing piece.
Further, the bending parts are arranged in a vertically opposite mode;
the first rope guiding wheel is located between the two bending parts, the distance between the first rope guiding wheel and the bending part located above is smaller than the width of the speed limiter wire rope, and the speed limiter wire rope at the top of the first rope guiding wheel is prevented from being unhooked.
Further, the elevator car further comprises a second rope guiding wheel mounting seat, wherein the second rope guiding wheel mounting seat comprises a second fixing frame, and the second rope guiding wheel, the third rope guiding wheel and the speed limiter are all connected with the inner wall of the hoistway through the second fixing frame.
Further, the second fixing frame comprises a rope guiding wheel fixing subframe and a speed limiter fixing subframe which is detachably connected with the rope guiding wheel fixing subframe, the second rope guiding wheel and the third rope guiding wheel are connected with the inner wall of a well through the rope guiding wheel fixing subframe, and the speed limiter is connected with the rope guiding wheel fixing subframe through the speed limiter fixing subframe, so that the speed limiter is convenient to overhaul and replace.
Further, the second rope guiding wheel mounting seat also comprises a second adjusting frame;
the second fixing frame is connected with the inner wall of the well through the second adjusting frame, so that the positions of the second rope guiding wheel, the third rope guiding wheel and the speed limiter on the second fixing frame can be conveniently adjusted.
Further, the device also comprises a tension wheel connecting frame and a connecting arm;
the tensioning wheel connecting frame is C-shaped, a collision plate is arranged on the tensioning wheel connecting frame, and sliding grooves extending along the vertical direction are formed in two sides of the tensioning wheel connecting frame;
the connecting arm penetrates through the sliding grooves on two sides of the tensioning wheel connecting frame, one end of the connecting arm is connected with the car guide rail, and a limit switch positioned under the collision plate is arranged on the connecting arm;
the limit switch is electrically connected with the control cabinet;
the tensioning wheel is connected with the tensioning wheel connecting frame and is positioned between sliding grooves on two sides of the tensioning wheel connecting frame.
Further, the speed limiter wire rope bypassing the speed limiter is vertically tangent to the second rope guiding wheel and the third rope guiding wheel, so that the wrap angle of the speed limiter wire rope around the speed limiter is large enough to prevent the speed limiter wire rope from falling out of the corresponding rope guiding wheel.
Compared with the prior art, the technical scheme has the following principle and advantages:
the speed limiting wheel disc set is arranged on the lower layer of a hoistway (inner), so that a speed limiter in the speed limiting wheel disc set does not need to follow the lifting layer of the lifter to be adjusted, moreover, a control cabinet is arranged on one side of the lower layer of a building and a traction machine, the distance between the speed limiter and the control cabinet is fixed and is relatively short, after the hoistway wall is perforated, the speed limiter and the control cabinet are electrically connected together by adopting a cable rope, a cable rope between the speed limiter and the control cabinet does not need to reserve enough length and can also deal with the lifting layer adjustment of the lifter every time, the length of the cable rope can be shortened, the cost is reduced, and the cable rope can be prevented from being hung in the hoistway.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions of the prior art, the services required in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the figures in the following description are only some embodiments of the present utility model, and that other figures can be obtained according to these figures without inventive effort to a person skilled in the art.
Fig. 1 is a layout view of a speed limiter device of a construction hoist with a hoisting machine arranged below in a hoistway according to the present utility model;
fig. 2 is a perspective view of a speed limiter device of a traction machine lower-mounted construction hoist according to the present utility model (with a striker plate and a limit switch omitted);
fig. 3 is a schematic view of a first rope guiding wheel connected with an inner wall of a hoistway through a first rope guiding wheel mounting seat;
fig. 4 is a schematic diagram of the connection of the speed limiting wheel set with the inner wall of the hoistway through the second rope guiding wheel mounting seat;
fig. 5 is a schematic view of the structure of the tensioner.
Reference numerals:
1-a first rope guiding wheel; 2-a speed limiting wheel disc group; 3-tensioning wheels; 4-a speed limiter wire rope; 5-car guide rails; 6-a second rope guiding wheel; 7-a third rope guiding wheel; 8-a speed limiter; 9-a first fixing frame; 10-a first adjusting frame; 11-rope pulley plate; 12-fixing piece; 13-bending parts; 14-a second fixing frame; 15-fixing the subframe by a rope guiding wheel; 16-a speed limiter stator frame; 17-a second adjusting frame; 18-a tension wheel connecting frame; 19-a connecting arm; 20-striking plate; 21-a chute; 22-limit switch.
Detailed Description
The utility model is further described in connection with the following embodiments:
as shown in fig. 1 to 4, the speed limiter device of the lower construction hoist for the traction machine according to the present embodiment includes a first rope guiding wheel 1, a first rope guiding wheel mounting seat, a second rope guiding wheel mounting seat, a speed limiting wheel disc set 2, a tension wheel 3, a tension wheel connecting frame 18, a connecting arm 19, and a speed limiter wire rope 4, all of which are disposed in a hoistway provided with a car guide rail 5.
The speed limiting wheel disc group 2 is arranged at the lower layer of a hoistway and comprises a second rope guiding wheel 6, a third rope guiding wheel 7 and a speed limiter 8.
The first rope guiding wheel mounting seat comprises a first fixing frame 9 and a first adjusting frame 10, and the first fixing frame 9 comprises a rope wheel plate 11 and a fixing piece 12. The sheave plate 11 is provided with vertically opposed bent portions 13, and is connected to the first adjusting frame 10 via the bent portions 13, thereby being connected to the inner wall of the hoistway via the first adjusting frame 10. The fixing piece 12 is a C-shaped fixing piece, the first rope guiding wheel 1 is fixedly installed with the rope guiding wheel plate 11 through the C-shaped fixing piece (transversely arranged), the installed first rope guiding wheel 1 is located between two bending parts 13, and the distance between the first rope guiding wheel 1 and the bending part 13 located above is smaller than the width of the speed limiter steel wire rope 4.
The second rope guiding wheel mounting seat comprises a second fixing frame 14 and a second adjusting frame 17, and the second fixing frame 14 comprises a rope guiding wheel fixing sub-frame 15 and a speed limiter fixing sub-frame 16 which is detachably connected with the rope guiding wheel fixing sub-frame 15. The rope guiding wheel fixing sub-frame 15 is connected with the inner wall of the well through a second adjusting frame 17, the second rope guiding wheel 6 and the third rope guiding wheel 7 are both arranged on the rope guiding wheel fixing sub-frame 15, the speed limiter 8 is connected with the rope guiding wheel fixing sub-frame 15 through a speed limiter fixing sub-frame 16, and the second rope guiding wheel 6 is positioned above the third rope guiding wheel 7; the speed limiter 8 is positioned at one side between the second rope guiding wheel 6 and the third rope guiding wheel 7 and is electrically connected with a control cabinet positioned at one side of the traction machine at the lower layer of the building through a cable.
The tensioning wheel connecting frame 18 is C-shaped, a collision plate 20 is arranged on the tensioning wheel connecting frame, and sliding grooves 21 extending along the vertical direction are formed in two sides of the tensioning wheel connecting frame 18; the connecting arm 19 passes through the sliding grooves 21 on the two sides of the tension pulley connecting frame 18, one end of the connecting arm 19 is connected with the car guide rail 5, and a limit switch 22 positioned under the collision plate 20 is arranged on the connecting arm; the limit switch 22 is electrically connected with the control cabinet; the tensioner 3 is connected with the tensioner connecting frame 18 and is positioned between the sliding grooves 21 on the two sides of the tensioner connecting frame 18.
In the embodiment, a first rope guiding wheel 1 and a tensioning wheel 3 are respectively arranged above and below a speed limiting wheel disc group 2; the speed limiter wire rope 4 is wound on the first rope guiding wheel 1, the second rope guiding wheel 6, the speed limiter 8, the third rope guiding wheel 7 and the tensioning wheel 3 in sequence, and the speed limiter wire rope 4 which winds around the speed limiter 8 is vertically tangent with the second rope guiding wheel 6 and the third rope guiding wheel 7.
In this embodiment, the first adjusting frame 10 and the second adjusting frame 17 are respectively adjusted by adopting the mode of matching the waist holes with bolts, so as to achieve the purpose of adjusting the positions of the first rope guiding wheel 1 and the speed limiting wheel disc group 2.
In this embodiment, when the speed limiter wire rope 4 falls out of the tension pulley 3 or breaks, the tension pulley connecting frame 18 loses the tension of the speed limiter wire rope 4 and falls down, and because one end of the connecting arm 19 is connected with the car guide rail 5, the connecting arm 19 and the limit switch 22 cannot fall down, so that the striking plate 20 collides with the limit switch 22 in the process of falling down along with the tension pulley connecting frame 18, thereby triggering the start of the limit switch 22, feeding back a signal to the control cabinet, and the control cabinet controls the traction machine to stop running.
In this embodiment, speed limit rim plate group 2 sets up in the low floor in the well (for speed limiter 8 in the speed limit rim plate group 2 need not follow the lift layer of lift and adjusts, moreover, the switch board is located low floor of building and hauler one side, make the distance between speed limiter 8 and the switch board fixed and nearer, after the well wall is perforated, adopt the cable to link together speed limiter 8 and switch board electricity, the cable rope between speed limiter 8 and the switch board need not to reserve enough length again and also can deal with lift layer adjustment at every turn, this can not only shorten the length of required cable rope, reduce cost, can also avoid the cable rope to hang in the well.
The bending parts 13 of the rope wheel plate 11 are arranged vertically oppositely, the first rope guiding wheel 1 is located between the two bending parts 13, the distance between the first rope guiding wheel and the bending part 13 located above is smaller than the width of the speed limiter wire rope 4, and the rope releasing effect of the speed limiter wire rope 4 at the top of the first rope guiding wheel 1 is avoided.
The speed limiter 8 is connected with the rope guide wheel fixing subframe 15 through the speed limiter fixing subframe 16, so that the maintenance and replacement of the speed limiter are facilitated.
The above embodiments are only preferred embodiments of the present utility model, and are not intended to limit the scope of the present utility model, so variations in shape and principles of the present utility model should be covered.
Claims (10)
1. The speed limiter device of the construction lifter with the underneath type traction machine is characterized by comprising a first rope guiding wheel, a speed limiting wheel disc group, a tension wheel and a speed limiter steel wire rope, wherein the first rope guiding wheel, the speed limiting wheel disc group, the tension wheel and the speed limiter steel wire rope are all arranged in a well provided with a lift car guide rail;
wherein,,
the speed limiting wheel disc group is arranged at the lower layer of the well and comprises a second rope guiding wheel, a third rope guiding wheel and a speed limiter; the second rope guiding wheel is positioned above the third rope guiding wheel; the speed limiter is positioned at one side between the second rope guiding wheel and the third rope guiding wheel and is electrically connected with a control cabinet positioned at one side of the traction machine at the lower layer of the building through a cable;
the first rope guiding wheel and the tensioning wheel are respectively arranged above and below the speed limiting wheel disc group;
the speed limiter wire rope is wound on the first rope guiding wheel, the second rope guiding wheel, the speed limiter, the third rope guiding wheel and the tensioning wheel in sequence.
2. The speed limiter device of claim 1, further comprising a first rope guiding wheel mounting seat, wherein the first rope guiding wheel mounting seat comprises a first fixing frame, and the first rope guiding wheel is connected with the inner wall of the well through the first fixing frame.
3. The speed limiter device of the construction hoist with the lower traction machine as claimed in claim 2, wherein the first rope guiding wheel mounting seat further comprises a first adjusting frame;
the first fixing frame is connected with the inner wall of the well through a first adjusting frame.
4. The speed limiter apparatus of claim 3, wherein the first fixing frame comprises a rope wheel plate and a fixing member;
the rope pulley plate is provided with bending parts which are oppositely arranged, and the rope pulley plate is connected with the first adjusting frame through the bending parts;
the first rope guiding wheel is connected with the rope wheel plate through a fixing piece.
5. The speed limiter device of a construction hoist with a lower traction machine according to claim 4, wherein the bending portions are disposed in a vertically opposite manner;
the first rope guiding wheel is positioned between the two bending parts, and the distance between the first rope guiding wheel and the bending part positioned above is smaller than the width of the speed limiter steel wire rope.
6. The speed limiter device of the construction hoist with the underneath type traction machine, according to claim 1, further comprising a second rope guiding wheel mounting seat, wherein the second rope guiding wheel mounting seat comprises a second fixing frame, and the second rope guiding wheel, the third rope guiding wheel and the speed limiter are all connected with the inner wall of a well through the second fixing frame.
7. The speed limiter device of the construction hoist with the underneath type traction machine according to claim 6, wherein the second fixing frame comprises a rope guiding wheel fixing subframe and a speed limiter fixing subframe detachably connected with the rope guiding wheel fixing subframe;
the second rope guiding wheel and the third rope guiding wheel are connected with the inner wall of the well through a rope guiding wheel fixing subframe;
the speed limiter is connected with the rope guiding wheel fixing subframe through the speed limiter fixing subframe.
8. The speed limiter apparatus of a hoist lower construction hoist according to claim 6 or 7, characterized in that the second sheave mount further comprises a second adjusting bracket;
the second fixing frame is connected with the inner wall of the well through a second adjusting frame.
9. The speed limiter device of the construction hoist with the underneath type traction machine, as claimed in claim 1, further comprising a tension wheel connecting frame and a connecting arm;
the tensioning wheel connecting frame is C-shaped, a collision plate is arranged on the tensioning wheel connecting frame, and sliding grooves extending along the vertical direction are formed in two sides of the tensioning wheel connecting frame;
the connecting arm penetrates through the sliding grooves on two sides of the tensioning wheel connecting frame, one end of the connecting arm is connected with the car guide rail, and a limit switch positioned under the collision plate is arranged on the connecting arm;
the limit switch is electrically connected with the control cabinet;
the tensioning wheel is connected with the tensioning wheel connecting frame and is positioned between sliding grooves on two sides of the tensioning wheel connecting frame.
10. The speed limiter apparatus of a construction hoist under traction machine according to claim 1, characterized in that a speed limiter wire rope bypassing the speed limiter is vertically tangent to the second and third rope guide sheaves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320702161.XU CN219448927U (en) | 2023-03-31 | 2023-03-31 | Speed limiter device of traction machine underneath type construction lifter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320702161.XU CN219448927U (en) | 2023-03-31 | 2023-03-31 | Speed limiter device of traction machine underneath type construction lifter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219448927U true CN219448927U (en) | 2023-08-01 |
Family
ID=87385406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320702161.XU Active CN219448927U (en) | 2023-03-31 | 2023-03-31 | Speed limiter device of traction machine underneath type construction lifter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219448927U (en) |
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2023
- 2023-03-31 CN CN202320702161.XU patent/CN219448927U/en active Active
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Effective date of registration: 20231103 Granted publication date: 20230801 |
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