CN112158737A - Rail sling cart hoisting mechanism for preventing rail hoisting stall from hurting people - Google Patents
Rail sling cart hoisting mechanism for preventing rail hoisting stall from hurting people Download PDFInfo
- Publication number
- CN112158737A CN112158737A CN202011178150.3A CN202011178150A CN112158737A CN 112158737 A CN112158737 A CN 112158737A CN 202011178150 A CN202011178150 A CN 202011178150A CN 112158737 A CN112158737 A CN 112158737A
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- Prior art keywords
- rail
- contact
- fixedly connected
- groove
- hoisting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C15/00—Safety gear
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D5/00—Braking or detent devices characterised by application to lifting or hoisting gear, e.g. for controlling the lowering of loads
- B66D5/32—Detent devices
- B66D5/34—Detent devices having latches
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
Abstract
The invention relates to the technical field of railway tracks and discloses a rail sling cart hoisting mechanism for preventing rail hoisting stall from hurting people. This avoid rail hoist and mount stall to hinder people's rail sling mechanism, when sling mechanism took place the stall phenomenon, the balancing weight drove contact one and contact two contacts under the effect of centrifugal force this moment, further made the electrorheological body become the solid by liquid, the gag lever post can block in the inside of spacing groove this moment, further made the rolling disc can't rotate to hoisting mechanism stall auto-lock has been reached and has been prevented that the rail from falling and hindering people's effect. The release link of pulling downwards, the balancing weight moves first activity chamber from the second activity chamber this moment, further makes the inside of electrorheological body not circular telegram, and the gag lever post can not block in the inside of spacing groove this moment to reached and removed the effect of hoisting machine self-locking fast.
Description
Technical Field
The invention relates to the technical field of railway tracks, in particular to a hoisting mechanism of a rail hoisting vehicle, which can prevent the rail hoisting stall from hurting people.
Background
Railway tracks, called rails for short, are mainly used on railways and cooperate with switches to enable trains to travel without steering, and are usually composed of two parallel steel rails which are fixed on soft sleepers, and ballast is arranged below the soft sleepers.
Railway rails are laid and installed, a sling cart is often needed to hoist rails, due to the fact that the rails are heavy in quality, frequent work can cause mechanical fatigue of the sling mechanism, stall phenomenon is caused, namely the rails fall rapidly in the lifting process, the falling rails can harm life safety of surrounding workers, and how to enable the sling mechanism to stall and self-lock to prevent the rails from falling to hurt people is an important problem, and therefore the rail sling cart sling mechanism capable of preventing rail hoisting stall from hurting people is provided.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a rail hoisting vehicle hoisting mechanism for preventing rail hoisting stall from hurting people, which has the advantages of preventing the rail from falling and hurting people, and solves the problems that the hoisting vehicle is often used for hoisting the rail in the process of laying and installing the rail, the hoisting mechanism can be subjected to mechanical fatigue due to the heavy quality of the rail, the stall phenomenon is caused, namely the rail rapidly descends and falls in the process of lifting, and the life safety of surrounding workers can be harmed at the moment.
(II) technical scheme
In order to realize the purpose of preventing the lifting mechanism from stalling and self-locking to prevent the rail from falling and hurting people, the invention provides the following technical scheme: a rail sling cart hoisting mechanism for preventing rail hoisting stall from hurting people comprises a fixed disc, wherein a limiting mechanism is arranged inside the fixed disc, a rotating disc is movably connected inside the fixed disc, a driving shaft is fixedly connected inside the rotating disc, a sliding groove is formed in the front of the rotating disc, a reset rod is slidably connected inside the sliding groove, a limiting groove is formed in the top of the rotating disc, a self-locking mechanism is arranged inside the rotating disc, a groove is formed in the limiting mechanism, an electrorheological body is movably connected inside the groove, a first spring is fixedly connected to the top of the groove, a first sliding block is fixedly connected to one side of the first spring, which is far away from the groove, a limiting rod is fixedly connected to the bottom of the sliding block, a first movable rod is movably connected inside the self-locking mechanism, and a second spring is fixedly connected to the left side of the bottom of the, one side fixedly connected with movable rod two that movable rod one was kept away from to spring two, the right side of movable rod two bottoms is provided with first activity chamber, the right side at movable rod two tops is provided with second activity chamber, the inside swing joint in first activity chamber has the balancing weight, the top fixedly connected with contact one of balancing weight, self-locking mechanism's inside swing joint has contact two, contact two's top fixedly connected with spring three.
Preferably, eight are no less than to the quantity of gag lever post, the volume of gag lever post is less than the volume of spacing groove, twenty are no less than to the quantity of spacing groove, the top swing joint of gag lever post and spacing groove.
Preferably, the back of the reset rod is fixedly connected to the front face of the balancing weight, and the driving shaft is fixedly connected with the hoisting turntable.
Preferably, the sliding block is slidably connected inside the groove, the electrorheological body is movably connected to the top of the sliding block and the top of the inside of the groove, the electrorheological body is mainly made of gypsum, lime and carbon powder, and the electrorheological body is solid in an electrified state and liquid in a non-electrified state.
Preferably, the top of the first movable rod is movably connected inside the self-locking mechanism, and the top of the second movable rod is movably connected inside the self-locking mechanism.
Preferably, the first movable chamber is directly below the second movable chamber.
Preferably, one side of the spring III, which is far away from the contact II, is fixedly connected to the inside of the rotating disc, the contact II is arranged right above the contact I, the contact II is provided with positive charges, the contact II is provided with negative charges, and the current transformer is electrically connected with the contact I and the contact II.
(III) advantageous effects
Compared with the prior art, the invention provides a hoisting mechanism of a rail hoisting vehicle for preventing the rail hoisting stall from hurting people, which has the following beneficial effects:
1. this avoid rail hoist and mount stall to hinder people's rail sling mechanism, through balancing weight and contact one, contact two, the electrorheological body, the spacing groove, the gag lever post, the cooperation of rolling disc is used, when the stall phenomenon takes place for sling mechanism, the balancing weight drives contact one under the effect of centrifugal force and contacts two contacts this moment, further make the electrorheological body become the solid by liquid, the gag lever post can block in the inside of spacing groove this moment, further make the rolling disc unable rotation, thereby reached sling mechanism stall auto-lock and prevented that the rail from falling and hindering people's effect.
2. This avoid rail hoist and mount stall to hinder people's rail sling mount mechanism, through the cooperation use of release link and balancing weight, first activity chamber, second activity chamber, gag lever post, spacing groove, electrorheological body, the pulling release link down, the balancing weight moves first activity chamber from second activity chamber this moment, further makes the inside of electrorheological body not circular telegram, and the gag lever post can not block in the inside of spacing groove this moment to the effect of hoisting mechanism auto-lock has been removed fast to reached.
Drawings
FIG. 1 is a schematic front view of the overall structure of the present invention;
FIG. 2 is a schematic front view of a limiting mechanism according to the present invention;
FIG. 3 is a schematic front view of the self-locking mechanism of the present invention;
fig. 4 is a schematic view of a stall rear front view of the self-locking mechanism structure of the invention.
In the figure: 1. fixing the disc; 2. a limiting mechanism; 3. rotating the disc; 4. a drive shaft; 5. a chute; 6. a reset lever; 7. a limiting groove; 8. a self-locking mechanism; 21. a groove; 22. an electrorheological fluid; 23. a first spring; 24. a slider; 25. a limiting rod; 81. a first movable rod; 82. a second spring; 83. a second movable rod; 84. a first movable chamber; 85. a second movable chamber; 86. a balancing weight; 87. a first contact; 88. a second contact; 89. and a third spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, a rail sling cart hoisting mechanism for preventing rail hoisting stall from hurting people comprises a fixed disk 1, a limiting mechanism 2 is arranged inside the fixed disk 1, a rotating disk 3 is movably connected inside the fixed disk 1, a driving shaft 4 is fixedly connected inside the rotating disk 3, the driving shaft 4 is fixedly connected with the hoisting turntable, a sliding chute 5 is arranged inside the front surface of the rotating disk 3, a reset rod 6 is slidably connected inside the sliding chute 5, a limiting groove 7 is arranged on the top of the rotating disk 3, a self-locking mechanism 8 is arranged inside the rotating disk 3, a groove 21 is arranged inside the limiting mechanism 2, an electrorheological body 22 is movably connected inside the groove 21, the electrorheological body 22 is mainly composed of gypsum, lime and carbon powder, the electrod is solid and liquid in the non-electrod state, a spring I23 is fixedly connected on the top inside the groove 21, one side of the first spring 23, which is far away from the groove 21, is fixedly connected with a sliding block 24, the sliding block 24 is slidably connected inside the groove 21, the electrorheological body 22 is movably connected between the top of the sliding block 24 and the top of the inside of the groove 21, the bottom of the sliding block 24 is fixedly connected with a limiting rod 25, the number of the limiting rod 25 is not less than eight, the volume of the limiting rod 25 is smaller than that of the limiting groove 7, the number of the limiting groove 7 is not less than twenty, the limiting rod 25 is movably connected with the top of the limiting groove 7, the inside of the self-locking mechanism 8 is movably connected with a first movable rod 81, the top of the first movable rod 81 is movably connected inside the self-locking mechanism 8, the left side of the bottom of the first movable rod 81 is fixedly connected with a second spring 82, one side of the second spring 82, which is far away from the first movable rod 81, is fixedly connected with a second, the right side of the top of the second movable rod 83 is provided with a second movable cavity 85, the first movable cavity 84 is arranged right above and below the second movable cavity 85, the first movable cavity 84 is movably connected with a balancing weight 86, the back of the reset rod 6 is fixedly connected to the front of the balancing weight 86, the top of the balancing weight 86 is fixedly connected with a first contact 87, the self-locking mechanism 8 is movably connected with a second contact 88, the second contact 88 is arranged right above the first contact 87, the first contact 87 has positive charges, the second contact 88 has negative charges, the electrorheological body 22 is electrically connected with the first contact 87 and the second contact 88, the top of the second contact 88 is fixedly connected with a third spring 89, and one side, far away from the second contact 88, of the third spring 89 is fixedly connected to the inside of the rotating disc.
The working principle of the hoisting mechanism is as detailed as shown in the figure 1, when the hoisting mechanism stalls, the driving shaft 4 is fixedly connected with the hoisting turntable, so that the driving shaft 4 can rotate rapidly, the driving shaft 4 is fixedly connected inside the rotating disc 3, so that the rotating disc 3 can rotate rapidly, and the self-locking mechanism 8 is arranged inside the rotating disc 3, so that the self-locking mechanism 8 can rotate rapidly.
Referring to fig. 3 and 4 in detail, since the weight block 86 is movably connected inside the first movable cavity 84, the rotation speed of the weight block 86 is also increased, the weight block 86 moves upward under the action of centrifugal force, when the centrifugal force of the weight block 86 is greater than the elastic deformation force of the second spring 82, the weight block 86 moves from the inside of the first movable cavity 84 to the inside of the second movable cavity 85, and since the top of the weight block 86 is fixedly connected with the first contact 87, the first contact 87 also moves upward, and since the second contact 88 is directly above the first contact 87, the first contact 87 and the second contact 88 contact.
Referring to fig. 2 in detail, since the first contact 87 has a positive charge, the second contact 88 has a negative charge, and the current transformer 22 is electrically connected to the first contact 87 and the second contact 88, the current transformer 22 is powered on, since the current transformer 22 is made of materials mainly including gypsum, lime and carbon powder, and is powered on and off, the current transformer 22 can be changed from liquid to solid, since the current transformer 22 is movably connected to the top of the sliding block 24 and the top of the inside of the groove 21, the sliding block 24 moves downward, and since the bottom of the sliding block 24 is fixedly connected to the limit rod 25, the limit rod 25 also moves downward.
Please refer to fig. 1 for details, because the top swing joint of gag lever post 25 and spacing groove 7 again, the volume of gag lever post 25 is less than the volume of spacing groove 7, so gag lever post 25 can move the inside of spacing groove 7 this moment, because again eight are no less than to the quantity of gag lever post 25, so spacing groove 7 can be blocked by gag lever post 25 this moment, further make rolling disc 3 gag lever post 25 block, because the inside fixedly connected with driving shaft 4 of rolling disc 3, driving shaft 4 and hoist carousel fixed connection, so hoist the carousel and can be blocked by gag lever post 25 this moment, thereby reached hoist and mount stall mechanism auto-lock and prevent that the rail from falling and hindering people's effect.
Referring to fig. 1 for details, after the equipment is repaired, the restoring rod 6 is pulled downwards, the back of the restoring rod 6 is fixedly connected to the front surface of the counterweight block 86, the counterweight block 86 moves downwards, the counterweight block 86 moves from the second movable cavity 85 to the inside of the first movable cavity 84 at the moment, the contact point one 87 is further separated from the contact point two 88, the current transformer 22 recovers to be liquid at the moment, the spring one 23 is fixedly connected to the top inside the groove 21, and the sliding block 24 is fixedly connected to one side, far away from the groove 21, of the spring one 23, the sliding block 24 moves upwards at the moment, the limiting rod 25 further moves out from the inside of the limiting groove 7, and therefore the effect of quickly releasing the self-locking of the hoisting mechanism is achieved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an avoid rail hoist and mount stall to hinder people's rail sling mechanism, includes fixed disk (1), its characterized in that: the novel electric shock absorber is characterized in that a limiting mechanism (2) is arranged inside the fixed disc (1), the fixed disc (1) is movably connected with a rotating disc (3), a driving shaft (4) is fixedly connected inside the rotating disc (3), a sliding groove (5) is formed in the front inside of the rotating disc (3), a reset rod (6) is slidably connected inside the sliding groove (5), a limiting groove (7) is formed in the top of the rotating disc (3), a self-locking mechanism (8) is arranged inside the rotating disc (3), a groove (21) is formed in the limiting mechanism (2), an electrorheological body (22) is movably connected inside the groove (21), a first spring (23) is fixedly connected to the top of the inside of the groove (21), a sliding block (24) is fixedly connected to one side, away from the groove (21), of the first spring (23), and a limiting rod (25) is fixedly connected to the bottom of the sliding block (24, the inside swing joint of self-locking mechanism (8) has movable rod one (81), the left side fixedly connected with spring two (82) of movable rod one (81) bottom, one side fixedly connected with movable rod two (83) of movable rod one (81) are kept away from in spring two (82), the right side of movable rod two (83) bottom is provided with first movable chamber (84), the right side at movable rod two (83) top is provided with second movable chamber (85), the inside swing joint in first movable chamber (84) has balancing weight (86), the top fixedly connected with contact one (87) of balancing weight (86), the inside swing joint of self-locking mechanism (8) has contact two (88), the top fixedly connected with spring three (89) of contact two (88).
2. A rail sling vehicle lifting mechanism for avoiding stalling of a rail sling according to claim 1, wherein: eight is no less than to the quantity of gag lever post (25), the volume of gag lever post (25) is less than the volume of spacing groove (7), twenty is not less than to the quantity of spacing groove (7), gag lever post (25) and the top swing joint of spacing groove (7).
3. A rail sling vehicle lifting mechanism for avoiding stalling of a rail sling according to claim 1, wherein: the back of the reset rod (6) is fixedly connected to the front face of the balancing weight (86), and the driving shaft (4) is fixedly connected with the hoisting turntable.
4. A rail sling vehicle lifting mechanism for avoiding stalling of a rail sling according to claim 1, wherein: the sliding block (24) is connected inside the groove (21) in a sliding mode, the electrorheological body (22) is movably connected to the top of the sliding block (24) and the top of the inside of the groove (21), the electrorheological body (22) is mainly made of gypsum, lime and carbon powder, and the electrorheological body is solid in an electrified state and liquid in a non-electrified state.
5. A rail sling vehicle lifting mechanism for avoiding stalling of a rail sling according to claim 1, wherein: the top of the first movable rod (81) is movably connected inside the self-locking mechanism (8), and the top of the second movable rod (83) is movably connected inside the self-locking mechanism (8).
6. A rail sling vehicle lifting mechanism for avoiding stalling of a rail sling according to claim 1, wherein: the first movable chamber (84) is directly below the second movable chamber (85).
7. A rail sling vehicle lifting mechanism for avoiding stalling of a rail sling according to claim 1, wherein: the side, far away from the contact II (88), of the spring III (89) is fixedly connected to the inner part of the rotating disc (3), the contact II (88) is arranged right above the contact I (87), the contact I (87) is positively charged, the contact II (88) is negatively charged, and the current transformer (22) is electrically connected with the contact I (87) and the contact II (88).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011178150.3A CN112158737A (en) | 2020-10-29 | 2020-10-29 | Rail sling cart hoisting mechanism for preventing rail hoisting stall from hurting people |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011178150.3A CN112158737A (en) | 2020-10-29 | 2020-10-29 | Rail sling cart hoisting mechanism for preventing rail hoisting stall from hurting people |
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| Publication Number | Publication Date |
|---|---|
| CN112158737A true CN112158737A (en) | 2021-01-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011178150.3A Withdrawn CN112158737A (en) | 2020-10-29 | 2020-10-29 | Rail sling cart hoisting mechanism for preventing rail hoisting stall from hurting people |
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| CN (1) | CN112158737A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112875522A (en) * | 2021-01-26 | 2021-06-01 | 鲁宇 | Railway track hoisting device capable of effectively reducing stall accident occurrence probability |
| CN113003461A (en) * | 2021-02-08 | 2021-06-22 | 广州嘉诺装饰材料有限公司 | Tower crane hoisting mechanism capable of avoiding sudden dropping of heavy object in hoisting process |
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| CN111483936A (en) * | 2020-04-17 | 2020-08-04 | 杭州操订科技有限公司 | Utilize architectural rolling equipment stall self-lock device of electrorheological fluids principle |
| CN111498721A (en) * | 2020-04-16 | 2020-08-07 | 杭州藏储科技有限公司 | Industrial winch assembly capable of stalling and self-locking by utilizing centrifugal action |
| CN111573550A (en) * | 2020-05-18 | 2020-08-25 | 安徽省华腾农业科技有限公司 | Agricultural lifting device stall self-locking assembly utilizing electromagnetic pole-changing principle |
| CN111779777A (en) * | 2020-07-22 | 2020-10-16 | 林日国 | A sling cart prevents stall injury people mechanism for rail hoist and mount |
| CN111807230A (en) * | 2020-07-27 | 2020-10-23 | 杭州新汉杰科技有限公司 | Computer machine case hoist and mount stall self-locking mechanism |
-
2020
- 2020-10-29 CN CN202011178150.3A patent/CN112158737A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111498721A (en) * | 2020-04-16 | 2020-08-07 | 杭州藏储科技有限公司 | Industrial winch assembly capable of stalling and self-locking by utilizing centrifugal action |
| CN111483936A (en) * | 2020-04-17 | 2020-08-04 | 杭州操订科技有限公司 | Utilize architectural rolling equipment stall self-lock device of electrorheological fluids principle |
| CN111573550A (en) * | 2020-05-18 | 2020-08-25 | 安徽省华腾农业科技有限公司 | Agricultural lifting device stall self-locking assembly utilizing electromagnetic pole-changing principle |
| CN111779777A (en) * | 2020-07-22 | 2020-10-16 | 林日国 | A sling cart prevents stall injury people mechanism for rail hoist and mount |
| CN111807230A (en) * | 2020-07-27 | 2020-10-23 | 杭州新汉杰科技有限公司 | Computer machine case hoist and mount stall self-locking mechanism |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112875522A (en) * | 2021-01-26 | 2021-06-01 | 鲁宇 | Railway track hoisting device capable of effectively reducing stall accident occurrence probability |
| CN112875522B (en) * | 2021-01-26 | 2022-11-08 | 中铁二十二局集团电气化工程有限公司 | Railway track hoisting device capable of effectively reducing stall accident occurrence probability |
| CN113003461A (en) * | 2021-02-08 | 2021-06-22 | 广州嘉诺装饰材料有限公司 | Tower crane hoisting mechanism capable of avoiding sudden dropping of heavy object in hoisting process |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210101 |
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| WW01 | Invention patent application withdrawn after publication |