CN111302182B - Elevator with mechanical anti-falling function - Google Patents
Elevator with mechanical anti-falling function Download PDFInfo
- Publication number
- CN111302182B CN111302182B CN202010263243.XA CN202010263243A CN111302182B CN 111302182 B CN111302182 B CN 111302182B CN 202010263243 A CN202010263243 A CN 202010263243A CN 111302182 B CN111302182 B CN 111302182B
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- Prior art keywords
- fixed
- base
- lifting
- rod
- traction rope
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/16—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well
- B66B5/18—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well and applying frictional retarding forces
- B66B5/22—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well and applying frictional retarding forces by means of linearly-movable wedges
-
- 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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Emergency Lowering Means (AREA)
- Types And Forms Of Lifts (AREA)
Abstract
The invention discloses an elevator with a mechanical anti-falling function, which comprises a base, an upright post and an anti-falling mechanism; the anti-falling mechanism comprises a rod sleeve, a movable rod and a swinging pin, wherein the rod sleeve is fixed on a base, the movable rod is slidably arranged on the rod sleeve in a penetrating mode, one end of the movable rod is connected with a lifting traction rope through a second traction rope, the other end of the movable rod is fixedly provided with a first limiting block, a first spring is connected between the first limiting block and the rod sleeve, the swinging pin is rotatably arranged on the base, a torsion spring is arranged at the joint of the first limiting block and the swinging pin, a clamping groove matched with the swinging pin is formed in an upright post, and one end of the swinging pin is connected with the first limiting block through the first traction rope. The anti-falling mechanism formed by the rod sleeve, the movable rod, the swing pin and other parts can play a role in preventing falling when the lifting traction rope breaks, and the triggering of the anti-falling mechanism is generated by pure mechanical transmission, so that the anti-falling mechanism is more reliable to use, and the running safety of equipment is improved.
Description
Technical Field
The invention relates to the field of machinery, in particular to an elevator with a mechanical anti-falling function.
Background
Lifting functional devices exist in many industries, some are used for lifting objects (such as raw materials, containers and the like), some are used for lifting personnel, and no matter which is used, the lifting functional device can be rapidly lowered if the traction force is suddenly lost in high altitude, so that personal or property loss is brought.
The anti-falling mechanism is a structure applied to lifting equipment, the existing anti-falling mechanism mostly utilizes the monitoring of electronic elements (such as limit switches and the like) to trigger the anti-falling function, has certain use limitation, and the electronic elements are easy to fail to cause the failure of the anti-falling mechanism, so that the safety is lower.
Disclosure of Invention
The invention aims to provide an elevator with a mechanical anti-falling function so as to solve the problems.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the elevator with the mechanical anti-falling function comprises a base, an upright post, an anti-falling mechanism and an elevating traction rope for traction of the base, wherein the base is connected to the upright post in a sliding manner and can move up and down; the anti-falling mechanism comprises a rod sleeve, a movable rod and a swinging pin, wherein the rod sleeve is fixed on a base, the movable rod is slidably arranged on the rod sleeve in a penetrating mode, one end of the movable rod is connected with a lifting traction rope through a second traction rope, a first limiting block is fixed at the other end of the movable rod, a first spring is connected between the first limiting block and the rod sleeve, the first spring is sleeved on the periphery of the movable rod, the swinging pin is rotatably arranged on the base, a torsion spring is arranged at the joint of the base and the swinging pin, a clamping groove matched with the swinging pin is formed in an upright column, and one end of the swinging pin is connected with the first limiting block through the first traction rope.
In a further embodiment: the first traction rope and the second traction rope are made of stainless steel materials.
In a further embodiment: the stand is including laminating fixed first cylinder and second cylinder, offered the spout with first cylinder looks adaptation on the base, first cylinder slip card is established in the spout.
In a further embodiment: the cross section of the chute is in an inverted trapezoid shape.
In a further embodiment: holes are uniformly distributed in the sliding groove, and balls are arranged in the holes.
In a further embodiment: still include the speed reducing mechanism, the speed reducing mechanism sets up in the activity of base agreeing with the piece, fixed agreeing with the piece and set up in the activity agreeing with the piece and fixed agreeing with the movable baffle between the piece, wherein the activity agreeing with the piece slip is inserted and is established in the fixed frame that is fixed in the base, is connected with the second spring between fixed frame and the activity agreeing with the piece, fixed agreeing with the piece and be provided with a plurality of and lay along the length direction equidistance of stand, movable baffle is fixed on the crane, and crane elastic connection is in the base and can follow vertical direction round trip movement, and the top of crane is fixed with the go-between, and the go-between cup joints and is fixed in the periphery of lifting haulage rope.
In a further embodiment: the lifting device is characterized in that the lifting rod is fixed at the bottom of the lifting frame, the transverse plate which is matched with the lifting rod is fixed on the base, the lifting rod penetrates through the transverse plate in a sliding mode, a third spring is connected between the transverse plate and the lifting frame and sleeved on the periphery of the lifting rod, and a second limiting block is further fixed at the bottom of the lifting rod.
Compared with the prior art, the invention has the following beneficial effects:
the anti-falling mechanism formed by the rod sleeve, the movable rod, the swing pin and other parts is arranged, so that the anti-falling mechanism can play a role in preventing falling when the lifting traction rope breaks, and the triggering of the anti-falling mechanism is generated by pure mechanical transmission, so that the anti-falling mechanism is more reliable to use, and the running safety of equipment is improved; through setting up the deceleration mechanism that comprises parts such as movable contract piece, fixed contract piece and adjustable fender, can utilize the continuous flexible of movable contract piece to carry out the consumption of base decline potential energy when the lifting traction rope takes place to break to play the effect of deceleration, the setting of cooperation anti-falling mechanism makes the base can stop the whereabouts in the time of as short as possible, further improves the security of equipment operation.
Drawings
Fig. 1 is a schematic diagram of a front structure of an elevator with mechanical fall protection.
Fig. 2 is a schematic view of the back structure of an elevator with mechanical fall protection.
Fig. 3 is an enlarged schematic view of the structure a in fig. 2.
Fig. 4 is a schematic diagram of the cooperation of a rod sleeve and a movable rod in an elevator with a mechanical anti-falling function.
Fig. 5 is a schematic view of the structure of a base in an elevator with mechanical fall protection.
Reference numerals annotate: 1-base, 11-spout, 111-ball, 2-stand, 21-first cylinder, 22-second cylinder, 221-draw-in groove, 3-lift haulage rope, 4-anti-falling mechanism, 41-pole cover, 42-movable rod, 43-first stopper, 44-first spring, 45-first haulage rope, 46-swing pin, 47-torsional spring, 48-second haulage rope, 51-movable wedge, 52-fixed wedge, 53-fixed frame, 54-second spring, 551-go-between, 552-crane, 553-lifter, 554-diaphragm, 555-second stopper, 556-third spring, 56-movable baffle.
Detailed Description
The present invention will be described in detail below with reference to the drawings, in which like or identical parts are given the same reference numerals, and in which the shape, thickness or height of each component may be enlarged or reduced in practical use. The examples set forth herein are intended to be illustrative of the invention and are not intended to limit the scope of the invention. Any obvious modifications or alterations to the invention, as would be apparent, are made without departing from the spirit and scope of the present invention.
Example 1
Referring to fig. 1 to 5, in an embodiment of the present invention, an elevator with a mechanical anti-falling function includes a base 1, a column 2, an anti-falling mechanism 4, and a lifting traction rope 3 for traction of the base 1, where the base 1 is slidably connected to the column 2 and can move up and down; the anti-falling mechanism 4 comprises a rod sleeve 41, a movable rod 42 and a swinging pin 46, wherein the rod sleeve 41 is fixed on the base 1, the movable rod 42 is slidably arranged on the rod sleeve 41 in a penetrating mode, one end of the movable rod 42 is connected with the lifting traction rope 3 through a second traction rope 48, the other end of the movable rod 42 is fixedly provided with a first limiting block 43, a first spring 44 is connected between the first limiting block 43 and the rod sleeve 41, the first spring 44 is sleeved on the periphery of the movable rod 42, the swinging pin 46 is rotatably arranged on the base 1, a torsion spring 47 is arranged at the joint of the swinging pin 46 and the base 1, a clamping groove 221 matched with the swinging pin 46 is formed in the upright post 2, one end of the swinging pin 46 is connected with the first limiting block 43 through the first traction rope 45, the first limiting block 43 is in a collision with the rod sleeve 41 under the action of the lifting traction rope 3, the first limiting block 43 is compressed, meanwhile, the swinging pin 46 is pulled by the first limiting block 45 to keep a separated state with the clamping groove 221, normal lifting of the base 1 is not affected, the lifting of the lifting traction rope 3 is broken, the first limiting block 3 is far away from the swinging pin 47, and the swinging pin 46 is far away from the swinging pin 47 in the direction, and the swinging traction force is prevented from the swinging pin 47.
The first traction rope 45 and the second traction rope are made of stainless steel materials, and the effective service life is guaranteed.
The specific sliding connection structure between the base 1 and the upright 2 is not limited, in this embodiment, the upright 2 includes a first column 21 and a second column 22 that are fixed in a fitting manner, a sliding groove 11 adapted to the first column 21 is formed in the base 1, and the first column 21 is slidably clamped in the sliding groove 11.
Further, the cross section of the chute 11 is in an inverted trapezoid shape.
Still further, the sliding grooves 11 are uniformly provided with embedded holes, and the balls 111 are arranged in the embedded holes, so that the lifting resistance between the first column 21 and the sliding grooves 11 can be reduced, and the lifting of the base 1 is smoother.
In summary, in this embodiment, by providing the anti-falling mechanism 4 composed of the rod sleeve 41, the movable rod 42, the swing pin 46 and other components, the anti-falling mechanism 4 can play a role in preventing falling when the lifting traction rope 3 breaks, and the triggering of the anti-falling mechanism 4 is generated by pure mechanical transmission, so that the anti-falling mechanism is more reliable in use, and the running safety of equipment is improved.
Example 2
The embodiment of the invention expands functions based on the embodiment 1, specifically:
the anti-falling mechanism 4 still needs a certain time to enable the base 1 to stop completely after triggering, in order to shorten the time required by stopping the base 1, the anti-falling mechanism further comprises a speed reducing mechanism, the speed reducing mechanism comprises a movable wedge 51 movably arranged on the base 1, a fixed wedge 52 fixedly arranged on the upright post 2 and a movable baffle 56 arranged between the movable wedge 51 and the fixed wedge 52, wherein the movable wedge 51 is slidably inserted into a fixed frame 53 fixed on the base 1, a second spring 54 is connected between the fixed frame 53 and the movable wedge 51, the fixed wedge 52 is provided with a plurality of movable wedges and is equidistantly arranged along the length direction of the upright post 2, the movable baffle 56 is fixed on the lifting frame 552, the lifting frame 552 is elastically connected to the base 1 and can move back and forth along the vertical direction, the connecting ring 551 is fixedly sleeved on the periphery of the lifting traction rope 3, in the normal lifting process, the movable baffle 56 is in a high position, so that the movable baffle 56 is in a position, and is in contact with the movable wedge 51 when the movable baffle 51 is in a high position, the movable baffle is in a contact with the lifting frame 52, the movable baffle 52 is in a descending direction, and the movable baffle is in a contact with the movable baffle 52, and the movable baffle 52 is in a descending direction, and the movable baffle 52 is in a contact with the movable baffle 3, and is in a descending direction of the movable baffle 52, and the movable baffle is in a contact with the movable baffle 52, and the movable baffle is in a direction of the movable baffle 3.
In this embodiment, the lifting rod 553 is fixed at the bottom of the lifting frame 552, the transverse plate 554 with which the lifting rod 553 wants to be matched is fixed on the base 1, the lifting rod 553 slides to penetrate through the transverse plate 554, a third spring 556 is connected between the transverse plate 554 and the lifting frame 552, the third spring 556 is sleeved on the periphery of the lifting rod 553, a second limiting block 555 is fixed at the bottom of the lifting rod 553, and in a normal state, the second limiting block 555 contacts with the transverse plate 554 under the action of the lifting traction rope 3, so that the limiting effect is achieved, and the lifting rod 553 and the transverse plate 554 are prevented from being separated from being matched.
To summarize, in this embodiment, by providing the speed reducing mechanism composed of the movable wedge 51, the fixed wedge 52, the movable baffle 56 and other components, when the lifting traction rope 3 breaks, the continuous expansion and contraction of the movable wedge 51 is utilized to consume the descending potential energy of the base 1, so that the speed reducing effect is achieved, and the base 1 can stop falling in a time as short as possible in cooperation with the setting of the falling preventing mechanism, so that the running safety of the equipment is further improved.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (6)
1. An elevator with a mechanical anti-falling function comprises a base (1), a stand column (2), an anti-falling mechanism (4) and a lifting traction rope (3) for traction of the base (1), wherein the base (1) is connected to the stand column (2) in a sliding manner and can move up and down;
the anti-falling mechanism (4) comprises a rod sleeve (41), a movable rod (42) and a swinging pin (46), wherein the rod sleeve (41) is fixed on a base (1), the movable rod (42) is slidably arranged on the rod sleeve (41) in a penetrating mode, one end of the movable rod (42) is connected with a lifting traction rope (3) through a second traction rope (48), a first limiting block (43) is fixed at the other end of the movable rod, a first spring (44) is connected between the first limiting block (43) and the rod sleeve (41), the first spring (44) is sleeved on the periphery of the movable rod (42), the swinging pin (46) is rotatably arranged on the base (1), a torsion spring (47) is arranged at the joint of the swinging pin (46), a clamping groove (221) matched with the swinging pin (46) is formed in the upright post (2), and one end of the swinging pin (46) is connected with the first limiting block (43) through the first traction rope (45).
Still include the speed reducing mechanism, the speed reducing mechanism sets up in the activity of base (1) agrees with piece (51), fixes setting up in fixed agreeing with piece (52) of stand (2) and sets up in activity agreeing with movable baffle (56) between piece (51) and fixed agreeing with piece (52), wherein activity agreeing with piece (51) slip is inserted and is established in fixed frame (53) of being fixed in base (1), is connected with second spring (54) between fixed frame (53) and the activity agreeing with piece (51), fixed agreeing with piece (52) be provided with a plurality of and lay along the length direction equidistance of stand (2), movable baffle (56) are fixed on crane (552), and crane (552) elastic connection just can be along vertical direction round trip movement in base (1), and the top of crane (552) is fixed with go-between (551), and go-between (551) cup joint is fixed in the periphery of lifting haulage rope (3).
2. The elevator with mechanical anti-fall function according to claim 1, characterized in that the first traction rope (45) and the second traction rope are both made of stainless steel material.
3. The lifter with the mechanical anti-falling function according to claim 1, characterized in that the upright post (2) comprises a first column body (21) and a second column body (22) which are fixed in a fitting way, a sliding groove (11) matched with the first column body (21) is formed in the base (1), and the first column body (21) is slidably clamped in the sliding groove (11).
4. A lifter with mechanical fall protection according to claim 3, characterized in that the cross section of the chute (11) is of inverted trapezoidal shape.
5. The lifter with the mechanical anti-falling function according to claim 4, wherein embedded holes are uniformly distributed in the sliding groove (11), and balls (111) are arranged in the embedded holes.
6. The lifter with the mechanical anti-falling function according to claim 1, wherein a lifting rod (553) is fixed at the bottom of the lifting frame (552), a transverse plate (554) which is wanted to be matched with the lifting rod (553) is fixed on the base (1), the lifting rod (553) penetrates through the transverse plate (554) in a sliding mode, a third spring (556) is connected between the transverse plate (554) and the lifting frame (552), the third spring (556) is sleeved on the periphery of the lifting rod (553), and a second limiting block (555) is further fixed at the bottom of the lifting rod (553).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010263243.XA CN111302182B (en) | 2020-04-07 | 2020-04-07 | Elevator with mechanical anti-falling function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010263243.XA CN111302182B (en) | 2020-04-07 | 2020-04-07 | Elevator with mechanical anti-falling function |
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| Publication Number | Publication Date |
|---|---|
| CN111302182A CN111302182A (en) | 2020-06-19 |
| CN111302182B true CN111302182B (en) | 2023-08-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010263243.XA Active CN111302182B (en) | 2020-04-07 | 2020-04-07 | Elevator with mechanical anti-falling function |
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| CN112249941A (en) * | 2020-09-19 | 2021-01-22 | 湖南凡工建筑工程有限公司 | High slope pouring hoisting device |
| CN112551303A (en) * | 2020-12-05 | 2021-03-26 | 吴高炜 | Safety protection elevator that possesses multiple insurance ability |
| CN112832500A (en) * | 2020-12-31 | 2021-05-25 | 孙学志 | Energy-conserving construction lift anti-falling device |
| CN112623997B (en) * | 2021-01-04 | 2023-01-06 | 东风柳州汽车有限公司 | Anti-falling elevator |
| CN114348901B (en) * | 2022-01-07 | 2024-05-14 | 正宇建设集团有限公司 | Safe lifting equipment for building construction |
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| DE3739654A1 (en) * | 1987-11-23 | 1989-06-01 | Freisl Paul Peter | Automatic brake device for cages |
| CN1357488A (en) * | 2000-12-08 | 2002-07-10 | 因温特奥股份公司 | Safety brake iwth relative delayed brake force |
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| CN111302182A (en) | 2020-06-19 |
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Effective date of registration: 20230803 Address after: 712000 Weibei Mining Equipment Industrial Park, Zhujiawan Village, Chengguan Street, Binzhou City, Xianyang City, Shaanxi Province Applicant after: Shaanxi Zongheng Intelligent Heavy Industry Co.,Ltd. Address before: 454150 No. 191, Nanzhang village, Liwan Township, Shanyang District, Jiaozuo City, Henan Province Applicant before: Li Taotao |
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