CN220596718U - Elevator rope breakage detection device - Google Patents
Elevator rope breakage detection device Download PDFInfo
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- CN220596718U CN220596718U CN202322195286.0U CN202322195286U CN220596718U CN 220596718 U CN220596718 U CN 220596718U CN 202322195286 U CN202322195286 U CN 202322195286U CN 220596718 U CN220596718 U CN 220596718U
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- 238000001514 detection method Methods 0.000 title claims abstract description 31
- 230000001939 inductive effect Effects 0.000 claims abstract description 11
- 230000007246 mechanism Effects 0.000 claims abstract description 8
- 229910000831 Steel Inorganic materials 0.000 abstract description 16
- 239000010959 steel Substances 0.000 abstract description 16
- 230000009471 action Effects 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 4
- 230000001174 ascending effect Effects 0.000 abstract description 2
- 238000011084 recovery Methods 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
The utility model discloses an elevator rope breakage detection device which comprises a shell, wherein a rope head plate is arranged at the bottom end of the shell, a mounting hole is formed in the rope head plate, a rope head rod penetrates through the mounting hole, a first spring is sleeved on one section of the rope head rod inserted into the shell, a pressing plate is arranged at the top end of the rope head rod, a detection mechanism for detecting elevator rope breakage is arranged at the top end of the pressing plate, and the detection mechanism comprises a push rod arranged at the upper end face of the pressing plate and a control box arranged at the top end of the inner wall of the shell. In the elevator operation process, when one of the steel wire ropes breaks, a rope head rod connected with the steel wire rope drives the ejector rod to push the first wedge block upwards under the elastic restoring action of the first spring, the first wedge block pushes the second wedge block and the limiting rod to move leftwards when ascending, and the control rod is in contact with the inductive switch to trigger an alarm so as to determine the corresponding position of the broken steel wire rope, so that the elevator detection and maintenance efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of elevator rope breakage detection, in particular to an elevator rope breakage detection device.
Background
An elevator refers to a permanent transport device serving a number of specific floors within a building with its car running in at least two columns of rigid rails running perpendicular to the horizontal or inclined at an angle of less than 15 ° to the plumb line.
Elevator is very widely used, and in high-strength operation, the traction wire rope is easy to wear, and the wear can cause irreparable damage to the wire rope with the accumulation of time, and the strength of the wire rope can be lower and lower with the use. For a long time, the steel wire rope is easy to break. The elevator is not frequently overhauled when entering a hoistway, if a person takes an elevator, the steel wire rope is broken to cause casualties, or after the steel wire rope is broken, the tension is insufficient to cause the car to drop into a pit to cause damage, and serious accidents and losses can be caused.
When the existing elevator rope breakage detection device is used, the operation of an elevator is stopped by a single sensor trigger switch, but the rope breakage positions at different positions are inconvenient to detect in a mode of actually using the single sensor trigger switch, so that the efficiency of elevator detection maintenance is affected.
Therefore, we propose an elevator rope breakage detection device.
Disclosure of Invention
The utility model aims to provide an elevator rope breakage detection device which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the elevator rope breakage detection device comprises a shell, wherein a rope head plate is arranged at the bottom end of the shell, a mounting hole is formed in the rope head plate, a rope head rod penetrates through the mounting hole, a first spring is sleeved on one section of the rope head rod inserted into the shell, a pressing plate is arranged at the top end of the rope head rod, and a detection mechanism for detecting elevator rope breakage is arranged at the top end of the pressing plate;
the detection mechanism comprises a push rod arranged on the upper end face of the pressing plate and a control box arranged on the top end of the inner wall of the shell.
Preferably, a perforation is arranged at the bottom end of the control box, a first wedge block is arranged at one end, corresponding to the perforation, of the push rod, which is inserted into the control box, and a second wedge block which is propped against the slope surface of the first wedge block is arranged in the control box.
Preferably, a control rod is arranged on one side of the second wedge block, a second spring is sleeved on the control rod, a switch frame is arranged on one side of the outer wall of the control box, an inductive switch is arranged on the switch frame, a through hole is formed in one side of the control box, and one end of the control rod penetrating out of the through hole is abutted to the inductive switch.
Preferably, the outer wall both sides of casing are provided with the grafting box, the outer wall both sides of fag end board all are provided with the plugboard, the up end both sides of fag end board still are provided with the fixed plate, one side of fixed plate is equipped with the screw thread groove.
Preferably, the side wall of the shell, the plug box and the fixing plate are all provided with fixing jacks, fixing bolts penetrate through the fixing jacks, and one ends of the fixing bolts are screwed into the corresponding thread grooves.
Preferably, the diameter of the groove between the fixing plate and the adjacent plug board is matched with the thickness of the side wall of the shell.
Compared with the prior art, the utility model has the beneficial effects that: in the normal operation process of the elevator, the rope head rod connected with the steel wire rope slides downwards under the action of the pulling force generated by the self weight of the elevator, the pressing plate is driven to apply pressure to the first spring to compress, the first wedge block is driven to slide downwards, and the second wedge block drives the control rod to be far away from the induction switch under the elastic recovery action of the second spring, so that the steel wire rope is indicated to be normal. In the elevator operation process, when one of the steel wire ropes breaks, the rope head rod connected with the steel wire rope drives the ejector rod to push the first wedge block upwards under the elastic restoring action of the first spring, the first wedge block pushes the second wedge block, the control rod and the limiting rod to synchronously move leftwards when ascending, the control rod contacts with the inductive switch to trigger an alarm, the corresponding position of the broken steel wire rope is determined, the elevator detection and maintenance efficiency is improved, the elevator can be timely maintained, and the safety of taking the elevator is ensured.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic diagram of the internal structure of the present utility model;
FIG. 3 is an enlarged schematic view of FIG. 2 a in accordance with the present utility model;
fig. 4 is an enlarged schematic view of fig. 2 b in accordance with the present utility model.
In the figure: 1. a housing; 2. rope hitch plate; 3. a mounting hole; 4. a rope head rod; 5. a first spring; 6. a pressing plate; 7. pushing the push rod; 8. a control box; 9. perforating; 10. a first wedge; 11. a second wedge; 12. a control lever; 13. a second spring; 14. a switch frame; 15. an inductive switch; 16. a through hole; 17. a limit rod; 18. a limiting hole; 19. a plug-in box; 20. a plug board; 21. a fixing plate; 22. a thread groove; 23. a fixed jack; 24. and (5) fixing bolts.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model provides a technical solution: the elevator rope breakage detection device comprises a shell 1, wherein a rope head plate 2 is fixedly arranged at the bottom end of the shell 1, plug boxes 19 are fixedly arranged at the left side and the right side of the outer wall of the shell 1 through bolts, plug boards 20 are fixedly arranged at the left side and the right side of the outer wall of the rope head plate 2 through bolts, the size of each plug board 20 is matched with the inner diameter of each plug box 19, a fixing plate 21 is fixedly arranged at the two sides of the upper end face of the rope head plate 2 through bolts, a thread groove 22 is formed in one side, close to the side wall of the shell 1, of each fixing plate 21, fixing jacks 23 are respectively formed in the side wall of the shell 1, the plug boxes 19 and the fixing plates 21, fixing bolts 24 penetrate through the fixing jacks 23, one ends of the fixing bolts 24 are screwed into the corresponding thread grooves 22, and the diameters of grooves between the fixing plates 21 and adjacent plug boards 20 are matched with the thickness of the side wall of the shell 1;
the rope head plate 2 is provided with a mounting hole 3, a rope head rod 4 penetrates through the mounting hole 3, a first spring 5 is sleeved on one section of the rope head rod 4 inserted into the shell 1, a pressing plate 6 is integrally arranged at the top end of the rope head rod 4, one end of the first spring 5 is abutted against the bottom end of the pressing plate 6, the other end is abutted against the rope head plate 2, and a detection mechanism for detecting rope breakage of an elevator is fixedly arranged at the top end of the pressing plate 6 through a bolt;
the detection mechanism comprises a push rod 7 fixedly arranged on the upper end surface of the pressing plate 6 through bolts, a control box 8 fixedly arranged on the top end of the inner wall of the shell 1 through bolts, a through hole 9 is arranged at the bottom end of the control box 8, a first wedge block 10 is fixedly arranged at one end, inserted into the control box 8, of the push rod 7 through the corresponding through hole 9 through bolts, and a second wedge block 11 propped against the slope of the first wedge block 10 is arranged in the control box 8;
the left side of second voussoir 11 is integrative to be provided with control lever 12, the cover is equipped with second spring 13 on the control lever 12, there is switch frame 14 outer wall left side through bolt fixed mounting, there is inductive switch 15 through bolt fixed mounting on the switch frame 14, the left side of control box 8 is equipped with through-hole 16, the one end that control lever 12 worn out through-hole 16 supports and leans on inductive switch 15, the upper and lower part is integrative to be provided with gag lever post 17 on the left side of second voussoir 11, the left side of control box 8 is equipped with two spacing holes 18, gag lever post 17 runs through corresponding spacing hole 18.
The working principle of the utility model is as follows: in the normal operation process of the elevator, the rope head rod 4 connected with the steel wire rope slides downwards under the action of pulling force generated by self weight of the elevator, the pressing plate 6 is driven to compress the first spring 5, the first wedge block 10 is driven to slide downwards, the second wedge block 11 drives the control rod 12 to be far away from the inductive switch 15 under the elastic recovery action of the second spring 13, and the steel wire rope is indicated to be normal. In the elevator operation process, when one of the steel wire ropes breaks, the rope end rod 4 connected with the steel wire rope drives the push rod 7 to push the first wedge block 10 upwards under the elastic restoring action of the first spring 5, the first wedge block 10 is lifted and simultaneously pushes the second wedge block 11, the control rod 12 and the limit rod 17 to synchronously move leftwards, the control rod 12 contacts with the inductive switch 15 to trigger an alarm, the corresponding position of the broken steel wire rope is determined, the elevator detection and maintenance efficiency is improved, the elevator can be maintained timely, and the safety of taking the elevator is ensured.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. Elevator rope breakage detection device, including casing (1), its characterized in that: the elevator rope breakage detection device is characterized in that a rope head plate (2) is arranged at the bottom end of the shell (1), a mounting hole (3) is formed in the rope head plate (2), a rope head rod (4) penetrates through the mounting hole (3), a first spring (5) is sleeved on one section of the rope head rod (4) inserted into the shell (1), a pressing plate (6) is arranged at the top end of the rope head rod (4), and a detection mechanism for elevator rope breakage detection is arranged at the top end of the pressing plate (6);
the detection mechanism comprises a push rod (7) arranged on the upper end face of the pressing plate (6) and a control box (8) arranged on the top end of the inner wall of the shell (1).
2. The elevator rope breakage detection device according to claim 1, characterized in that: the bottom of control box (8) is equipped with perforation (9), push rod (7) run through corresponding perforation (9) insert one end of control box (8) and be provided with first voussoir (10), be provided with in control box (8) with second voussoir (11) that the slope of first voussoir (10) was offset.
3. The elevator rope breakage detection device according to claim 2, characterized in that: one side of second voussoir (11) is provided with control lever (12), the cover is equipped with second spring (13) on control lever (12), outer wall one side of control box (8) is provided with switch frame (14), be provided with inductive switch (15) on switch frame (14), one side of control box (8) is equipped with through-hole (16), the one end that control lever (12) worn out through-hole (16) supports and leans on inductive switch (15).
4. The elevator rope breakage detection device according to claim 3, wherein: and a limiting rod (17) is arranged at the upper and lower parts of one side of the second wedge block (11), two limiting holes (18) are formed in one side of the control box (8), and the limiting rod (17) penetrates through the corresponding limiting holes (18).
5. The elevator rope breakage detection device according to claim 1, characterized in that: the utility model discloses a rope hitch plate, including casing (1), rope hitch plate (2), fixed plate (21) are still provided with on the up end both sides of rope hitch plate (2), the outer wall both sides of casing (1) are provided with grafting box (19), the outer wall both sides of rope hitch plate (2) all are provided with plugboard (20), one side of fixed plate (21) is equipped with screw thread groove (22).
6. The elevator rope breakage detection device according to claim 5, wherein: the side wall of the shell (1), the plug box (19) and the fixing plate (21) are respectively provided with a fixing jack (23), a fixing bolt (24) penetrates through the fixing jacks (23), and one end of the fixing bolt (24) is screwed into the corresponding thread groove (22).
7. The elevator rope breakage detection device according to claim 6, wherein: the diameter of the groove between the fixing plate (21) and the adjacent plug board (20) is matched with the thickness of the side wall of the shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322195286.0U CN220596718U (en) | 2023-08-15 | 2023-08-15 | Elevator rope breakage detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322195286.0U CN220596718U (en) | 2023-08-15 | 2023-08-15 | Elevator rope breakage detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220596718U true CN220596718U (en) | 2024-03-15 |
Family
ID=90164812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322195286.0U Active CN220596718U (en) | 2023-08-15 | 2023-08-15 | Elevator rope breakage detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220596718U (en) |
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2023
- 2023-08-15 CN CN202322195286.0U patent/CN220596718U/en active Active
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