CN216239667U - Block formula lift anti-falling device - Google Patents
Block formula lift anti-falling device Download PDFInfo
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- CN216239667U CN216239667U CN202120434252.0U CN202120434252U CN216239667U CN 216239667 U CN216239667 U CN 216239667U CN 202120434252 U CN202120434252 U CN 202120434252U CN 216239667 U CN216239667 U CN 216239667U
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Abstract
The utility model relates to the field of building construction related equipment, in particular to a clamping type lifting anti-falling device which comprises a bottom plate seat, a longitudinal penetrating pin and a pin shaft, the middle part of the front end of the base plate seat is fixedly connected with a single vertical plate, two groups of hooks are symmetrically arranged on the left side and the right side of the front part of the top end of the single vertical plate, two groups of double vertical plates are symmetrically arranged at the left and right of the lower part of the front end of the bottom plate seat, a small vertical plate bottom plate is welded and fixed at the outer side end of each double vertical plate, the anti-falling device comprises a double vertical plate, wherein a small single vertical plate is fixedly welded at the position, located at the bottom end of a bottom plate of the small vertical plate, of the outer side end of the double vertical plate, two groups of symmetrically arranged small vertical plate bottom plates and two groups of symmetrically arranged small single vertical plates are fixedly provided with two groups of symmetrically arranged limiting pulley assemblies through two groups of longitudinal penetrating pins.
Description
Technical Field
The utility model relates to the field of building construction related equipment, in particular to a clamping resistance type lifting anti-falling device.
Background
In the high-rise building construction, it is often to attached to formula lift operation safety protection platform to guarantee constructor's safety, the operation platform need arrange anti-falling device, thereby can effectively prevent and eliminate the accident that the electric hoist became invalid or other accidents take place.
The anti-falling device capable of well preventing the operation platform from falling does not exist in the prior art.
Aiming at the problems, the utility model designs a block type lifting anti-falling device.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides a clamping type lifting anti-falling device. The problem is solved as much as possible, so that the anti-falling device capable of well preventing the working platform from falling down due to failure of the electric hoist or other accidents is provided.
The utility model is realized by the following technical scheme:
a block type lifting anti-falling device comprises a bottom plate seat, a longitudinal through pin and a pin shaft, wherein a single vertical plate is fixedly connected to the middle of the front end of the bottom plate seat, two groups of hooks are symmetrically arranged on the left side and the right side of the front part of the top end of the single vertical plate, two groups of double vertical plates are symmetrically arranged on the left side and the right side of the lower part of the front end of the bottom plate seat, small vertical plate bottom plates are welded and fixed on the outer ends of the double vertical plates, small single vertical plates are welded and fixed on the positions, located at the bottom ends of the small vertical plate bottom plates, of the outer ends of the double vertical plates, two groups of symmetrically arranged small vertical plate bottom plates and two groups of symmetrically arranged small single vertical plates are fixedly provided with two groups of symmetrically arranged limiting pulley assemblies through two groups of longitudinal through pins, each limiting pulley assembly comprises a cover plate, a front side plate, a rear side plate, a middle plate, a short side plate, a long side plate, a transverse through pin without a hole and a roller, two groups of cover plates are symmetrically arranged at the upper end and lower end, both ends are in the same place through front side sideboard and rear side sideboard fixed connection respectively around two sets of apron, be in the same place through intermediate lamella welded fastening between the front side sideboard rear end outside and the front end middle part of rear side sideboard, be in the same place through short curb plate and long curb plate welded fastening around two sets of apron right sides respectively, the gyro wheel is provided with two sets ofly and wears the round pin fixed mounting between intermediate lamella and short curb plate and long curb plate through transversely wearing the round pin and transversely not having the hole respectively, and two sets of double-upright board opposite medial extremity front side middle part fixed mounting have pendulum needle file shelves pole, and two sets of double-upright board opposite medial extremity lie in pendulum needle file shelves pole lower side position department and rotate respectively through the round pin axle and be connected with pendulum needle file and pendulum needle, pendulum needle file front end upper portion is equipped with the cooperation groove, pendulum needle activity sets up with this cooperation inslot.
Preferably, two groups of mounting holes are symmetrically formed in the middle of the bottom plate base up and down.
Preferably, the left side and the right side of the rear part of the top end of the single vertical plate are symmetrically provided with two groups of rib plates, and the rear ends of the rib plates are fixedly connected to the front end face of the bottom plate seat.
Preferably, two groups of first through holes are symmetrically formed in the outer side portions, located on the two groups of hooks, of the front portion of the single vertical plate, second through holes are formed in the small single vertical plate, third through holes are formed in the two groups of cover plates, the longitudinal penetrating pin sequentially penetrates through the second through holes, the two groups of third through holes and the first through holes from bottom to top, and a first pin hole used for fixing is formed in the upper side of the longitudinal penetrating pin.
Preferably, the middle part of the inner side end of the cover plate is provided with a containing hole for containing the longitudinal upright posts on the left side and the right side of the ladder stand, and the two groups of rollers on the same side are in rolling connection with the outer walls of the longitudinal upright posts.
Preferably, the opposite inner side ends of the two groups of double vertical plates are fixedly connected with double vertical plate ribs, and the top ends of the double vertical plate ribs are welded and fixed on the bottom end face of the single vertical plate.
Preferably, the weight of the lower part of the needle swing seat is larger than that of the upper part.
The utility model has the beneficial effects that: through the pendulum needle file and the pendulum needle that set up and the cooperation of round pin axle use, when the operation platform breaks down because electric block inefficacy or the wire rope of traction usefulness breaks and takes place to fall, the cat ladder together with operation platform fixed connection also can drop, horizontal pole on the cat ladder can push down the pendulum needle earlier and then drive the pendulum needle seat and rotate along the round pin axle when dropping, the pendulum needle file can not reset completely in the displacement time of two horizontal pole interval sizes of cat ladder whereabouts this moment, the horizontal pole is born on the pendulum needle file, the pendulum needle seat passes through pendulum needle seat shelves pole realization spacing simultaneously, realize the braking action, and when the operation platform normally goes up and down under the traction of electric block, the pendulum needle is stirred to the horizontal pole on the cat ladder, the pendulum needle file resets at the displacement time of cat ladder whereabouts or two horizontal pole interval sizes that rise this moment, and then can realize continuous slow lift.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a structural view of the present invention;
FIG. 2 is a rear side elevational view of the present invention;
FIG. 3 is a cross-sectional view of the present invention;
FIG. 4 is a longitudinal sectional view of the present invention;
FIG. 5 is a bottom perspective view of the present invention;
FIG. 6 is a process state diagram of the needle swing seat and the needle swing in the quick falling process of the ladder stand of the utility model;
FIG. 7 is a process state diagram of the needle swing seat and the needle swing in the process of the slow descending of the ladder stand of the utility model;
fig. 8 is a process state diagram of the needle swinging seat and the needle swinging in the process of slowly ascending the ladder stand.
In the figure: 1-bottom plate seat, 101-mounting hole, 2-single vertical plate, 201-first perforation, 3-rib plate, 4-hook, 5-double vertical plate, 6-small vertical plate bottom plate, 7-small single vertical plate, 8-longitudinal through pin, 9-cover plate, 10-front side plate, 11-rear side plate, 12-middle plate, 13-short side plate, 14-long side plate, 15-transverse through pin, 16-transverse through pin without hole, 17-roller, 18-double vertical plate rib, 19-pendulum needle seat stop lever, 20-pin shaft, 21-pendulum needle seat, 2101-matching groove and 22-pendulum needle.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. 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 to 8, a blocking type lifting fall-preventing device comprises a base plate seat 1, a longitudinal through pin 8 and a pin shaft 20, wherein a single vertical plate 2 is fixedly connected to the middle of the front end of the base plate seat 1, two groups of hooks 4 are symmetrically arranged on the left and right sides of the front portion of the top end of the single vertical plate 2, two groups of double vertical plates 5 are symmetrically arranged on the left and right sides of the front portion of the base plate seat 1, a small vertical plate bottom plate 6 is welded and fixed to the outer side end of each double vertical plate 5, a small single vertical plate 7 is welded and fixed to the outer side end of each double vertical plate 5 at the bottom end of the small vertical plate bottom plate 6, two groups of symmetrically arranged small vertical plate bottom plates 6 and two groups of symmetrically arranged small single vertical plates 7 are fixedly provided with two groups of symmetrically arranged limiting pulley assemblies through the longitudinal through pin 8, each limiting pulley assembly comprises a cover plate 9, a front side plate 10, a rear side plate 11, a middle plate 12, a short side plate 13, a long side plate 14, a transverse through pin 15, The two groups of the cover plates 9 are respectively fixedly connected together through a front side plate 10 and a rear side plate 11, the outer side of the rear end face of the front side plate 10 is fixedly connected with the middle part of the front end face of the rear side plate 11 through a middle plate 12 in a welding manner, the front and the rear of the right side of the two groups of the cover plates 9 are respectively fixedly connected together through a short side plate 13 and a long side plate 14 in a welding manner, the two groups of the rollers 17 are respectively fixedly arranged between the middle plate 12 and the short side plate 13 and the long side plate 14 through a transverse through pin 15 and a transverse non-hole through pin 16, the front middle parts of the opposite inner side ends of the two groups of the double vertical plates 5 are respectively fixedly provided with a pendulum needle seat stop rod 19, the opposite inner side ends of the two groups of the double vertical plates 5 are respectively and rotatably connected with a pendulum needle seat 21 and a pendulum needle 22 through a pin 20 at the lower side position of the pendulum needle seat rod 19, the upper part of the front end of the swing needle seat 21 is provided with a matching groove 2101, and the swing needle 22 is movably arranged in the matching groove 2101.
Referring to fig. 1, two sets of mounting holes 101 are symmetrically formed in the middle of the base plate seat 1 from top to bottom, and the whole device can be well and fixedly mounted on a steel structure bracket through the two sets of mounting holes.
Two sets of gusset 3 are symmetrically arranged on the left and right sides of the rear part of the top end of the single vertical plate 2, the rear ends of the gusset 3 are fixedly connected with the front end face of the bottom plate seat 1, and the connecting strength between the bottom plate seat 1 and the single vertical plate 2 can be well improved through the two sets of gussets 3.
The outside portion symmetry that single riser 2 front portion was located two sets of couples 4 is equipped with two sets of first perforation 201, it perforates to be equipped with the second on the little single riser 7, it perforates all to be equipped with the third on two sets of apron 9, vertically wear round pin 8 and perforate by supreme second of wearing to locate in proper order down, two sets of third are perforated and first perforation, vertically wear round pin 8 upside and be equipped with the first pinhole that is used for fixing, vertically wear round pin 8 can be fine through the setting with two sets of spacing pulley assembly symmetry fixed mounting at single riser 2, the little single riser bottom plate 6 that two sets of symmetries set up and the little single riser 7 that two sets of symmetries set up between.
Referring to fig. 1 and 3, the middle part of the inner side end of the cover plate 9 is provided with a receiving hole for receiving the longitudinal columns on the left and right sides of the ladder stand, two groups of rollers 17 on the same side are in rolling connection with the outer walls of the longitudinal columns, and the ladder stand can ascend and descend more smoothly by matching the rollers 17 with the longitudinal columns on the two sides of the ladder stand.
Referring to fig. 4, the opposite inner side ends of the two sets of double vertical plates 5 are fixedly connected with double vertical plate ribs 18, the top ends of the double vertical plate ribs 18 are welded and fixed on the bottom end face of the single vertical plate 2, and the installation strength of the two sets of double vertical plates 5 can be improved well through the arranged double vertical plate ribs 18.
The weight of the lower part of the pendulum needle seat 21 is larger than that of the upper part, so that the pendulum needle seat 21 can be reset due to the action of gravity in the swinging process.
In the utility model, when the device is normally used, a base plate seat 1 is fixedly arranged on a stable steel structure bracket through bolts and nuts, accommodating holes on limiting pulley assemblies on two sides are matched with longitudinal upright posts on two sides of an upper ladder, so that a longitudinal solid is connected with two groups of rollers 17 on the same side in a rolling way, then two groups of limiting pulley assemblies are symmetrically and fixedly arranged among a single upright plate 2, two groups of small upright plate bottom plates 6 which are symmetrically arranged and two groups of small single upright plates 7 which are symmetrically arranged through two groups of longitudinal through pins 8, a ladder stand is fixedly connected with an operation platform, an electric hoist is fixedly arranged on the steel structure bracket, the output end of the electric hoist is fixedly connected with two groups of hooks 4, when the electric hoist breaks down or a traction rope is broken, the operation platform can be quickly descended together with the ladder stand, in the quick descending process, a cross rod on the ladder stand can firstly press a swinging needle 22 to drive a needle seat 21 to rotate along a pin shaft 20, pendulum needle file 21 can not reset completely in the displacement time of two horizontal pole interval sizes of cat ladder whereabouts this moment, the horizontal pole is born on the arm on pendulum needle file 21, pendulum needle file 21 realizes spacingly through pendulum needle file shelves pole 19 simultaneously, realize the braking action, and in the normal lift in-process of work platform, pendulum needle 22 is stirred to the horizontal pole on the cat ladder, pendulum needle file 21 can reset because of centrobaric reason in the displacement time of two horizontal pole interval sizes of cat ladder whereabouts or rising this moment, and then can realize continuous slow lift, whole device is equidistant to be provided with three groups between the steel construction, a stability for improving whole device.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (7)
1. The utility model provides a block formula lift anti-falling device which characterized in that: the vertical plate type lifting mechanism comprises a base plate seat (1), a longitudinal penetrating pin (8) and a pin shaft (20), wherein a single vertical plate (2) is fixedly connected to the middle of the front end of the base plate seat (1), two groups of hooks (4) are symmetrically arranged on the left side and the right side of the front portion of the top end of the single vertical plate (2), two groups of double vertical plates (5) are symmetrically arranged on the left side and the right side of the front end of the base plate seat (1), small vertical plate bottom plates (6) are welded and fixed to the outer side ends of the double vertical plates (5), small single vertical plates (7) are welded and fixed to the bottom ends of the small vertical plate bottom plates (6) at the outer side ends of the double vertical plates (5), two groups of limiting pulley assemblies which are symmetrically arranged are fixedly arranged between the single vertical plate (2), the two groups of small vertical plate bottom plates (6) which are symmetrically arranged and the two groups of small single vertical plates (7) which are symmetrically arranged through the two groups of longitudinal penetrating pin (8), and each limiting pulley assembly comprises a cover plate (9), a front side plate (10), The novel flat plate comprises a rear side plate (11), a middle plate (12), a short side plate (13), a long side plate (14), a transverse through pin (15), a transverse non-hole through pin (16) and rollers (17), wherein the cover plates (9) are provided with two groups which are symmetrically arranged at the upper end and the lower end, the front ends and the rear ends of the two groups of cover plates (9) are fixedly connected together through a front side plate (10) and the rear side plate (11) respectively, the outer side of the rear end face of the front side plate (10) and the middle part of the front end face of the rear side plate (11) are fixedly connected together through the middle plate (12), the front ends and the rear ends of the right sides of the two groups of cover plates (9) are fixedly connected together through the short side plate (13) and the long side plate (14) respectively, the rollers (17) are provided with two groups which are fixedly arranged between the middle plate (12) and the short side plate (13) and the long side plate (14) respectively through the transverse through pin (15) and the transverse non-hole through pin (16), a pendulum needle seat blocking rod (19) is fixedly mounted in the middle of the front side of the opposite inner side ends of the two groups of double vertical plates (5), the opposite inner side ends of the two groups of double vertical plates (5) are located at the lower side position of the pendulum needle seat blocking rod (19) and are respectively and rotatably connected with a pendulum needle seat (21) and a pendulum needle (22) through a pin shaft (20), a matching groove (2101) is formed in the upper portion of the front end of the pendulum needle seat (21), and the pendulum needle (22) is movably arranged in the matching groove (2101).
2. The device of claim 1 wherein: two groups of mounting holes (101) are symmetrically arranged at the upper and lower parts of the middle part of the bottom plate seat (1).
3. The device of claim 1 wherein: two groups of rib plates (3) are symmetrically arranged on the left side and the right side of the rear part of the top end of the single vertical plate (2), and the rear ends of the rib plates (3) are fixedly connected to the front end face of the base plate seat (1).
4. The device of claim 1 wherein: the front portion of the single vertical plate (2) is symmetrically provided with two groups of first through holes (201) at the outer side portions of the two groups of hooks (4), the small single vertical plate (7) is provided with second through holes, the two groups of cover plates (9) are provided with third through holes, the longitudinal through pin (8) sequentially penetrates through the second through holes, the two groups of third through holes and the first through holes from bottom to top, and a first pin hole for fixing is formed in the upper side of the longitudinal through pin (8).
5. The device of claim 1 wherein: the middle part of the inner side end of the cover plate (9) is provided with a containing hole for containing the longitudinal upright posts on the left side and the right side of the ladder stand, and the two groups of rollers (17) on the same side are in rolling connection with the outer walls of the longitudinal upright posts.
6. The device of claim 1 wherein: two sets of two riser (5) opposite inner side end fixedly connected with two riser muscle (18), two riser muscle (18) top welded fastening are on single riser (2) bottom face.
7. The device of claim 1 wherein: the weight of the lower part of the pendulum needle seat (21) is larger than that of the upper part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120434252.0U CN216239667U (en) | 2021-02-22 | 2021-02-22 | Block formula lift anti-falling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120434252.0U CN216239667U (en) | 2021-02-22 | 2021-02-22 | Block formula lift anti-falling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216239667U true CN216239667U (en) | 2022-04-08 |
Family
ID=80938752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120434252.0U Active CN216239667U (en) | 2021-02-22 | 2021-02-22 | Block formula lift anti-falling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216239667U (en) |
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2021
- 2021-02-22 CN CN202120434252.0U patent/CN216239667U/en active Active
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