CN214456049U - Lifting mechanism of safety tongs on upper beam of elevator car - Google Patents
Lifting mechanism of safety tongs on upper beam of elevator car Download PDFInfo
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- CN214456049U CN214456049U CN202120566986.4U CN202120566986U CN214456049U CN 214456049 U CN214456049 U CN 214456049U CN 202120566986 U CN202120566986 U CN 202120566986U CN 214456049 U CN214456049 U CN 214456049U
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- 230000003014 reinforcing effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 6
- 210000003205 muscle Anatomy 0.000 description 9
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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- 230000002787 reinforcement Effects 0.000 description 1
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Abstract
The utility model discloses an elevator car upper beam safety tongs draws mechanism, including outer frame, second safety tongs mechanism is the rotatory lift-draw of linkage through first pivot, first linkage pivot, pull rod, second linkage pivot and second pivot and first safety tongs mechanism and is connected. This elevator car is put beams on a beam safety tongs and is carried first safety tongs mechanism one end of mechanism and be equipped with the second pivot, and second pivot lower extreme is equipped with the second pivot of linkage, and be equipped with the pull rod in the second pivot of linkage, and the pull rod other end is equipped with first linkage pivot, and the first pivot other end of linkage is equipped with first pivot, and the first pivot other end is equipped with second safety tongs mechanism, and second safety tongs mechanism is through first pivot, first linkage pivot, the pull rod, second linkage pivot and second pivot are the rotatory lift-draw of linkage with first safety tongs mechanism and are connected, make the device conveniently carry out the linkage activity like this, excellent in use effect, it is more stable.
Description
Technical Field
The utility model relates to an elevator car safety tongs technical field specifically is elevator car upper beam safety tongs carries and draws mechanism.
Background
The elevator safety gear device is a safety device which emergently stops a car and clamps the car on a guide rail under the operation of a speed limiter when the speed of an elevator exceeds the set limit speed of the speed limiter of the elevator or in the case of breakage and looseness of a suspension rope. It provides effective protection for the safe operation of the elevator and is generally installed on a car frame or a counterweight frame. The safety tongs are divided into one-way safety tongs and two-way safety tongs. With the requirement of protection of overspeed on the lift car, the bidirectional safety tongs are widely used at present.
The safety tongs of the prior elevator with the patent number of CN201310420467.7 is lifted and pulled by a mechanism, and when the safety tongs are used, the device has poor use effect, low stability and inconvenient use.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an elevator car safety tongs on beam carries and draws mechanism to the safety tongs on beam who mentions in solving above-mentioned background art carries and draws mechanism when using, and the result of use is not good, and stability is not high, uses inconvenient problem.
In order to achieve the above object, the utility model provides a following technical scheme: elevator car upper beam safety tongs lifting mechanism, including outer frame, be equipped with the linking frame between the outer frame, and be equipped with first safety tongs mechanism in the outer frame, first safety tongs mechanism one end is equipped with the second pivot, and second pivot lower extreme is equipped with second linkage pivot, be equipped with the pull rod in the second linkage pivot, and the pull rod other end is equipped with first linkage pivot, the first linkage pivot other end is equipped with first pivot, and the first pivot other end is equipped with second safety tongs mechanism, second safety tongs mechanism is the rotatory connection of carrying in linkage through first pivot, first linkage pivot, pull rod, second linkage pivot and second pivot and first safety tongs mechanism.
Preferably, outer frame lower extreme is equipped with unable adjustment base, is equipped with first locking bolt on its unable adjustment base, and first locking bolt is annular position distribution in unable adjustment base, outer frame one side is equipped with the connecting thread groove, and is equipped with the connecting thread piece in the connecting thread groove, the connecting thread piece other end is equipped with the concatenation piece, be spiral concatenation connection through concatenation piece, connecting thread piece and connecting thread groove between the outer frame.
Preferably, the connecting frame is connected with the pull rod in a wrapping mode, a first pulling spring is arranged at one end of the pull rod, a second pulling spring is arranged at the other end of the pull rod, and the pull rod is in elastic stretching connection with the first safety gear mechanism and the second safety gear mechanism through the second pulling spring and the first pulling spring.
Preferably, the lower end of the connecting frame is provided with a fixed block, the upper end of the fixed block is provided with a sliding block, the outer wall of the sliding block is provided with a sliding groove, the fixed block is in sliding connection with the connecting frame in the sliding groove through the sliding block, and the lower end of the fixed block is provided with a second locking bolt.
Preferably, the pull rod intermediate position is equipped with fixed muscle, and fixed muscle is the cylinder type structure, the diameter of fixed muscle is greater than the diameter of pull rod, and the pull rod constitutes reinforced structure through fixed muscle.
Preferably, a second wedge block is arranged in the first safety gear mechanism and the second safety gear mechanism, a first wedge block is arranged on the inner wall of the second wedge block, a guide rod is arranged on the inner wall of the first wedge block, a locking rod is arranged on the outer wall of the second wedge block, the second wedge block is connected with the first safety gear mechanism and the second safety gear mechanism in a screw extrusion mode through the locking rod, and a locking nut is arranged on the locking rod.
Compared with the prior art, the beneficial effects of the utility model are that: this elevator car is put beams on a beam safety tongs and is carried first safety tongs mechanism one end of mechanism and be equipped with the second pivot, and second pivot lower extreme is equipped with the second pivot of linkage, and be equipped with the pull rod in the second pivot of linkage, and the pull rod other end is equipped with first linkage pivot, and the first pivot other end of linkage is equipped with first pivot, and the first pivot other end is equipped with second safety tongs mechanism, and second safety tongs mechanism is through first pivot, first linkage pivot, the pull rod, second linkage pivot and second pivot are the rotatory lift-draw of linkage with first safety tongs mechanism and are connected, make the device conveniently carry out the linkage activity like this, excellent in use effect, it is more stable.
Drawings
FIG. 1 is a front view of a safety tongs lifting mechanism of an elevator car upper beam of the utility model;
FIG. 2 is a cross-sectional view of the lifting mechanism of the safety tongs for the upper beam of the elevator cage of the utility model;
fig. 3 is a schematic view of the connection between the first wedge block and the second safety gear mechanism of the elevator car upper beam safety gear lifting mechanism of the present invention;
fig. 4 is the outer frame and splice block connection schematic diagram of the elevator car upper beam safety gear lifting mechanism of the utility model.
In the figure: 1. the safety gear comprises an outer frame, 2, a connecting frame, 3, a first rotating shaft, 4, a first linkage rotating shaft, 5, a first pulling spring, 6, a pull rod, 7, a fixing rib, 8, a second pulling spring, 9, a second linkage rotating shaft, 10, a second rotating shaft, 11, a first safety gear mechanism, 12, a first locking bolt, 13, a fixing base, 14, a sliding block, 15, a second locking bolt, 16, a fixing block, 17, a sliding groove, 18, a second safety gear mechanism, 19, a guide rod, 20, a locking nut, 21, a locking rod, 22, a first wedge block, 23, a second wedge block, 24, a connecting thread groove, 25, a splicing block, 26 and a connecting thread block.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: the lifting mechanism of the safety tongs on the upper beam of the elevator car comprises an outer frame 1, a connecting frame 2, a first rotating shaft 3, a first linkage rotating shaft 4, a first pulling spring 5, a pull rod 6, a fixing rib 7, a second pulling spring 8, a second linkage rotating shaft 9, a second rotating shaft 10, a first safety tongs mechanism 11, a first locking bolt 12, a fixed base 13, a sliding block 14, a second locking bolt 15, a fixed block 16, a sliding groove 17, a second safety tongs mechanism 18, a guide rod 19, a locking nut 20, a locking rod 21, a first wedge block 22, a second wedge block 23, a connecting thread groove 24, a splicing block 25 and a connecting thread block 26, wherein the connecting frame 2 is arranged between the outer frames 1, the first safety tongs mechanism 11 is arranged in the outer frame 1, the fixed base 13 is arranged at the lower end of the outer frame 1, the first locking bolt 12 is arranged on the fixed base 13, and the first locking bolt 12 is distributed at the fixed base 13 in an annular position, one side of the outer frame 1 is provided with a connecting thread groove 24, a connecting thread block 26 is arranged in the connecting thread groove 24, the other end of the connecting thread block 26 is provided with a splicing block 25, the outer frames 1 are spirally spliced and connected through the splicing block 25, the connecting thread block 26 and the connecting thread groove 24, so that the device is more stable in fixation and can be spliced and installed in a plurality of groups, the connecting frame 2 is connected with the pull rod 6 in a wrapping mode, one end of the pull rod 6 is provided with a first pulling spring 5, the other end of the pull rod 6 is provided with a second pulling spring 8, the pull rod 6 is elastically connected with the first safety gear mechanism 11 and the second safety gear mechanism 18 in a stretching mode through the second pulling spring 8 and the first pulling spring 5, so that the pull rod 6 of the device can start a protection effect and is more stable in pulling, the lower end of the connecting frame 2 is provided with a fixed block 16, the upper end of the fixed block 16 is provided with a slide block 14, and the outer wall of the slide block 14 is provided with a slide groove 17, the fixed block 16 is connected with the connecting frame 2 in a sliding way 17 through a sliding block 14 in a sliding way, and the lower end of the fixed block 16 is provided with a second locking bolt 15, so that the connecting frame 2 of the device can be stably fixed and the position can be conveniently adjusted, a second wedge 23 is arranged in the first safety gear mechanism 11 and the second safety gear mechanism 18, the inner wall of the second wedge 23 is provided with a first wedge 22, the inner wall of the first wedge 22 is provided with a guide rod 19, the outer wall of the second wedge 23 is provided with a locking rod 21, the second wedge 23 is connected with the first safety gear mechanism 11 and the second safety gear mechanism 18 in a screw extrusion way through the locking rod 21, the locking rod 21 is provided with a locking nut 20, so that the first safety gear mechanism 11 and the second safety gear mechanism 18 of the device are convenient to adjust the distance between the inner walls, one end of the first safety gear mechanism 11 is provided with a second rotating shaft 10, and the lower end of the second rotating shaft 10 is provided with a second linkage rotating shaft 9, be equipped with pull rod 6 on the second linkage pivot 9, and the pull rod 6 other end is equipped with first linkage pivot 4, the pull rod 6 intermediate position is equipped with fixed muscle 7, and fixed muscle 7 is the cylinder type structure, the diameter of fixed muscle 7 is greater than the diameter of pull rod 6, and pull rod 6 constitutes reinforced structure through fixed muscle 7, make the device's pull rod 6 firmer like this, it is safer to use, the first linkage pivot 4 other end is equipped with first pivot 3, and the 3 other ends of first pivot are equipped with second safety tongs mechanism 18, second safety tongs mechanism 18 is through first pivot 3, first linkage pivot 4, pull rod 6, second linkage pivot 9 and second pivot 10 are the linkage rotation with first safety tongs mechanism 11 and carry and draw the connection.
The working principle is as follows: when the elevator car upper beam safety gear lifting mechanism is used, the device is firstly taken out, then the device is placed on the top of the elevator car, then the outer frame 1 is locked and fixed with the elevator car through the first locking bolts 12 and the fixed base 13, the first safety gear mechanism 11 and the second safety gear mechanism 18 are installed with the guide rods 19, the distance adjustment is carried out through the locking rods 21, then the locking and the reinforcement are carried out through the locking nuts 20, then the fixed block 16 is movably adjusted through the sliding block 14 and the sliding groove 17, then the locking and the fixation are carried out through the second locking bolts 15, when the elevator is in a sudden drop, the locking and the deceleration can be carried out through the first wedge block 22 and the second wedge block 23 in the first safety gear mechanism 11, then the pull rod 6 is pulled through the second linkage rotating shaft 9 and the second rotating shaft 10, and the first pulling spring 5 and the second pulling spring 8 on the pull rod 6 can buffer the pulling force, and can consolidate the pull rod 6 through fixed muscle 7, then drive second safety tongs mechanism 18 through first pivot 3 and first linkage pivot 4 and carry and draw, form and slow down, and when needs carried out multiunit concatenation, can splice outer frame 1 each other through connecting thread groove 24, concatenation piece 25 and connecting thread piece 26, it is more convenient to use, this is exactly this elevator car upper beam safety tongs pulling mechanism's use.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. Elevator car is put beams on top of beams safety tongs and is carried mechanism, including outer frame (1), be equipped with between outer frame (1) connecting frame (2), and be equipped with first safety tongs mechanism (11), its characterized in that in outer frame (1): first safety gear mechanism (11) one end is equipped with second pivot (10), and second pivot (10) lower extreme is equipped with second linkage pivot (9), be equipped with pull rod (6) on second linkage pivot (9), and the pull rod (6) other end is equipped with first linkage pivot (4), first linkage pivot (4) other end is equipped with first pivot (3), and the first pivot (3) other end is equipped with second safety gear mechanism (18), second safety gear mechanism (18) are the rotatory connection of carrying of linkage through first pivot (3), first linkage pivot (4), pull rod (6), second linkage pivot (9) and second pivot (10) and first safety gear mechanism (11).
2. The elevator car upper beam safety gear lifting mechanism of claim 1, wherein: the utility model discloses a quick-witted, including outer frame (1), outer frame (1) lower extreme is equipped with unable adjustment base (13), is equipped with first locking bolt (12) on its unable adjustment base (13), and first locking bolt (12) are annular position distribution in unable adjustment base (13), outer frame (1) one side is equipped with connecting thread groove (24), and is equipped with connecting thread piece (26) in connecting thread groove (24), connecting thread piece (26) other end is equipped with concatenation piece (25), be spiral concatenation connection through concatenation piece (25), connecting thread piece (26) and connecting thread groove (24) between outer frame (1).
3. The elevator car upper beam safety gear lifting mechanism of claim 2, wherein: the connecting frame (2) is connected with the pull rod (6) in a wrapping mode, a first pulling spring (5) is arranged at one end of the pull rod (6), a second pulling spring (8) is arranged at the other end of the pull rod (6), and the pull rod (6) is connected with the first safety gear mechanism (11) and the second safety gear mechanism (18) in an elastic stretching mode through the second pulling spring (8) and the first pulling spring (5).
4. The elevator car upper beam safety gear lifting mechanism of claim 3, wherein: connecting frame (2) lower extreme is equipped with fixed block (16), and its fixed block (16) upper end is equipped with slider (14), and slider (14) outer wall is equipped with spout (17), fixed block (16) are sliding connection through slider (14) in spout (17) with connecting frame (2), and fixed block (16) lower extreme is equipped with second locking bolt (15).
5. The elevator car upper beam safety gear lifting mechanism of claim 4, wherein: the middle position of the pull rod (6) is provided with a fixing rib (7), the fixing rib (7) is of a cylindrical structure, the diameter of the fixing rib (7) is larger than that of the pull rod (6), and the pull rod (6) forms a reinforcing structure through the fixing rib (7).
6. The elevator car upper beam safety gear lifting mechanism of claim 5, wherein: be equipped with second voussoir (23) in first safety gear mechanism (11) and second safety gear mechanism (18), and second voussoir (23) inner wall is equipped with first voussoir (22), first voussoir (22) inner wall is equipped with guide arm (19), second voussoir (23) outer wall is equipped with check lock lever (21), and second voussoir (23) are screw extrusion through check lock lever (21) and first safety gear mechanism (11) and second safety gear mechanism (18) and are connected, be equipped with lock nut (20) on check lock lever (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120566986.4U CN214456049U (en) | 2021-03-19 | 2021-03-19 | Lifting mechanism of safety tongs on upper beam of elevator car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120566986.4U CN214456049U (en) | 2021-03-19 | 2021-03-19 | Lifting mechanism of safety tongs on upper beam of elevator car |
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| Publication Number | Publication Date |
|---|---|
| CN214456049U true CN214456049U (en) | 2021-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120566986.4U Active CN214456049U (en) | 2021-03-19 | 2021-03-19 | Lifting mechanism of safety tongs on upper beam of elevator car |
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| CN (1) | CN214456049U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115072518A (en) * | 2022-06-16 | 2022-09-20 | 常熟理工学院 | Cordless speed-limiting safety tongs |
-
2021
- 2021-03-19 CN CN202120566986.4U patent/CN214456049U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115072518A (en) * | 2022-06-16 | 2022-09-20 | 常熟理工学院 | Cordless speed-limiting safety tongs |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231102 Address after: No.28-1, Liaohe Street, Huanggu District, Shenyang, Liaoning 110000 Patentee after: Shenyang Jiexun Elevator Co.,Ltd. Address before: 110000 No. 35, Shendong Third Road, Shenfu New District, Shenyang, Liaoning Patentee before: Liaoning Jiexun Elevator Co.,Ltd. |
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| TR01 | Transfer of patent right |