CN212559202U - Hoisting mechanism for pole-mounted switch - Google Patents
Hoisting mechanism for pole-mounted switch Download PDFInfo
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- CN212559202U CN212559202U CN202021320809.XU CN202021320809U CN212559202U CN 212559202 U CN212559202 U CN 212559202U CN 202021320809 U CN202021320809 U CN 202021320809U CN 212559202 U CN212559202 U CN 212559202U
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Abstract
The utility model discloses a column switch hoisting machine constructs, including hank mill mechanism and davit mechanism, davit mechanism includes montant, horizontal pole and the stiffener that becomes the concatenation of right angle triangle-shaped each other and along the first staple bolt and the second staple bolt of montant direction setting, be equipped with the motor in the hank mill mechanism, be equipped with third staple bolt and hank wheel outward, motor drive hank wheel rotates, the horizontal pole with the one end of montant concatenation is equipped with first pulley, the other end of horizontal pole is fixed the cup jointed third connecting piece, the activity of third connecting piece has cup jointed flexible regulation head, flexible regulation head can be along the horizontal slip of third connecting piece, is equipped with the second pulley at the tip of flexible regulation head through the pulley fixed axle; the hoisting mechanism further comprises a rope, one end of the rope is wound on the reel, and the other end of the rope is wound on the first pulley and the second pulley. The utility model discloses a technical scheme be applicable to the electric power construction tool field, can increase hoisting machine and construct stability and life when carrying and draw.
Description
Technical Field
The utility model relates to an electric power construction tool, concretely relates to column switch hoisting machine constructs.
Background
In power construction, fittings are often required to be installed at a high position of a telegraph pole, so that workers need to install a suspension arm mechanism at the high position of the telegraph pole and install a grinding mechanism at the bottom of the telegraph pole so as to realize the suspension of the fitting to be assembled to an installation position. After the suspension arm mechanism in the prior art is installed once, because the transverse length of the suspension arm is fixed, if a large-size accessory is installed, even if the accessory rises along a telegraph pole, the phenomenon that a hoisting rope forms an angle with the vertical direction can also occur, and the stability and the service life of the suspension arm mechanism can be greatly influenced.
The suspension arm mechanism and the winching mechanism both need to be provided with a clamp structure for clamping the telegraph pole, but only can clamp a column with a specific cross-sectional shape of the telegraph pole based on the existing clamp. For example, the Chinese patent CN110642167A discloses a light motorized winching device, which comprises a base, wherein a gasoline engine, a clutch, a reduction gearbox, a speed reducer and a winding drum are arranged on the base, and the gasoline engine is connected with the clutch through a coupler; the reduction gearbox comprises an input shaft and an output shaft, and is connected with the clutch through the input shaft and connected with the speed reducer through the output shaft; the speed reducer is connected with the winding drum by adopting a planetary gear structure. This patent still discloses the iron tower anchor clamps of its base lower part setting, including V type clamp splice, hank mill side anchor clamps clamp plate and angle steel side anchor clamps clamp plate, V type clamp splice and angle steel match, and hank mill side anchor clamps clamp plate passes through the anchor clamps screw rod with angle steel side anchor clamps clamp plate and fixes. The iron tower clamp is a clamp special for clamping an angle steel column, is not suitable for a round column or a square column, and is troublesome in clamping and fixing.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a column switch hoisting mechanism, which solves the problem that the stability of a hoisting mechanism is affected by the inclination of a hoisting rope when hoisting a large-size accessory because the horizontal length of the hoisting mechanism is fixed when the winching mechanism and the hoisting mechanism are matched to hoist the accessory in the prior art; meanwhile, the problems that the clamp structure used for being mounted on the telegraph pole in the prior art cannot simultaneously clamp the pillars with different shapes such as the round pillars or the square pillars and the like and the clamping operation is troublesome are solved
In order to solve the technical problem, the utility model adopts the following technical scheme:
the pole-mounted switch hoisting mechanism comprises a winching mechanism and a boom mechanism, wherein the boom mechanism comprises a vertical rod, a horizontal rod and a reinforcing rod which are mutually spliced in a right-angle triangular shape, and a first hoop and a second hoop which are arranged along the direction of the vertical rod, a motor is arranged in the winching mechanism, a third hoop and a reel mechanism are arranged outside the winching mechanism, the motor drives the reel mechanism to rotate, the boom mechanism also comprises a first connecting piece, a third connecting piece and a fifth connecting piece, the horizontal rod and one end spliced by the vertical rod are fixedly sleeved with the first connecting piece, the other end of the horizontal rod is fixedly sleeved with the third connecting piece, and the vertical rod is connected with the reinforcing rod through the fifth connecting piece; the first connecting piece is provided with a first pulley, the third connecting piece is movably sleeved with a telescopic adjusting head, the telescopic adjusting head can slide transversely along the third connecting piece, one side of the third connecting piece is provided with a threaded hole, the telescopic adjusting head is provided with a row of limiting holes or limiting bulges on the same side, and the telescopic adjusting head realizes limiting through the matching of a screw rod penetrating through the threaded hole on the third connecting piece and the limiting holes or limiting bulges; and a second pulley is arranged at the end part of the telescopic adjusting head.
The technical scheme of the utility model is that the device also comprises a mounting seat, wherein the mounting seat is provided with a first connecting hole, a second connecting hole and a third connecting hole, the first hoop is hinged to the mounting seat through the first connecting hole and the second connecting hole, and the mounting seat is hinged to the first connecting piece through the third connecting hole; the second anchor ear is hinged to the mounting seat through the first connecting hole and the second connecting hole, and the mounting seat is hinged to the fifth connecting piece through the third connecting hole; the third anchor ear is hinged to the mounting seat through the first connecting hole and the second connecting hole, and the mounting seat is hinged to the outer cover of the winching machine through the third connecting hole; the hoisting mechanism further comprises a rope, one end of the rope is wound on the reel mechanism, and the other end of the rope is wound on the first pulley and the second pulley.
The utility model discloses column switch hoisting machine constructs adopts the combination of hank mill mechanism and davit mechanism to hang and rises, compares originally and only leans on the manpower will treat that the assembly promotes the eminence of wire pole, has labour saving and time saving and safety and stability's advantage. Compared with the prior art, the utility model discloses a main difference technical characterized in that: the transverse rod end of the suspension arm mechanism is provided with a telescopic adjusting head capable of sliding transversely, and the transverse rod is limited by matching a threaded hole with a screw rod, so that the distance from a pulley in front of the telescopic adjusting head to a wire pole is adjustable, a rope can be ensured to be vertically suspended when accessories of different specifications are hoisted, and the influence on the stability and the service life of the suspension arm mechanism is greatly reduced.
As a further improvement of the column switch hoisting mechanism of the utility model, the winching mechanism further comprises a winching machine main board and a turbine reducer, wherein the turbine reducer is connected to the output shaft of the motor through a worm gear and a worm in a matching manner; the output end face of the turbine speed reducer is provided with a flange, and the output shaft of the turbine speed reducer penetrates through the main board of the winching machine and is fixedly connected with a reel mechanism; the grinding mechanism further comprises a grinding machine outer cover which covers the motor and the turbine speed reducer and is matched with the grinding machine main plate.
As the utility model discloses column switch hoisting machine constructs's further improvement, first staple bolt, second staple bolt and third staple bolt all include chain, adjusting screw, screw rod tensioning axle and chain and buckle, screw rod tensioning axle swing joint be in the one end of chain, the chain is buckled and is connected detachablely the other end of chain.
As a further improvement of the column switch hoisting mechanism of the utility model, the screw tensioning shaft is hinged to the mounting base through a first connecting hole, a screw hole is radially arranged in the middle of the screw tensioning shaft, an adjusting screw is arranged in the screw hole, and the adjusting screw is connected with one end of the chain; the chain buckle is hinged to the mounting seat through the second connecting hole; the third connecting holes of the mounting seat are connected in a mode of inserting quick bolts.
As a further improvement of the column switch hoisting mechanism of the utility model, the chain buckle comprises an upper jaw part, a lower jaw part and a safety buckle, and the upper jaw part and the lower jaw part can be clamped in the gap of a single chain when being folded; the upper jaw part and the lower jaw part can be relatively rotatably connected through connecting sheets on two sides, a safety buckle is hinged to the different end of the connecting sheet connected to the upper jaw part, the safety buckle is provided with two symmetrically arranged buckling mouths, and the two buckling mouths are connected through a middle cross bar; the special end of the lower jaw part connecting piece is provided with a short shaft protruding towards two sides, and the buckling nozzle can be just buckled on the short shaft.
As another improvement of the column switch hoisting mechanism of the utility model, the first anchor ear, the second anchor ear and the third anchor ear comprise two butt-jointed arc buckles and tightening bolts, and the arc buckles are connected to the mounting seat at one end through a rotating shaft; the arc-shaped ring buckle can adjust the caliber at the other end through the tightening bolt.
As the utility model discloses column switch hoisting machine constructs's further improvement, the arc latch closure inboard with the mount pad is equipped with horizontal hank commentaries on classics hole, through hank commentaries on classics hole respectively articulates there is the cushion, the cushion can rotate the adjustment when the installation operation.
As a further improvement of the column switch hoisting mechanism of the utility model, a second connecting piece is fixedly sleeved at both ends of the vertical rod, and the second connecting piece is respectively connected with the first connecting piece and the fifth connecting piece through a shaft pin; both ends of the reinforcing rod are fixedly sleeved with fourth connecting pieces, and the fourth connecting pieces are respectively connected with the third connecting pieces and the fifth connecting pieces through shaft pins; the vertical rods, the transverse rods and the reinforcing rods are square tubes made of insulating materials.
As the utility model discloses column switch hoisting machine constructs arbitrary one kind modified replenishment, reel mechanism comprises two reel mechanisms that correspond the setting, and two reel mechanisms all have the top pyramid shape outwards at the opposite face, are equipped with the spoke on the conical surface of pyramid shape.
As the utility model discloses column switch hoisting machine constructs arbitrary one kind modified supplementary, be equipped with the third pulley on the fifth connecting piece, during hoist and mount the rope is walked around the third pulley.
The utility model discloses a technical scheme have following beneficial effect:
the telescopic adjusting head is sleeved in the third connecting piece, can move transversely and be adjusted, and is locked by the screw rod, so that the rope can be lifted and pulled in a vertical state when accessories of different specifications are lifted and pulled by a simple structure, and the stability and the service life of the lifting mechanism are ensured when the lifting mechanism is lifted and pulled.
Secondly, the first anchor ear, the second anchor ear and the third anchor ear adopt the technical scheme of chains and chain buckles, can be conveniently and quickly installed on the telegraph pole, and are not influenced by the thickness of the telegraph pole.
And the first anchor ear, the second anchor ear and the third anchor ear adopt the arc-shaped buckles and the cushion blocks arranged on the arc-shaped buckles, when the anchor ears are bound to telegraph poles with different tapers, the cushion blocks can be rotationally adjusted, and the anchor ears can be adjusted by rotating tightening bolts according to the difference of the diameters of the cross sections of the telegraph poles.
The utility model discloses a specific technical scheme and the beneficial effect that brings will give detailed disclosure in the following embodiment in combination with the accompanying drawings.
Drawings
The invention will be further described with reference to the accompanying drawings and specific embodiments:
FIG. 1 is an installation diagram of a pole top switch hoisting mechanism of the present invention;
fig. 2 is a three-dimensional view of the boom mechanism of the present invention;
FIG. 3 is an exploded view of the winching mechanism of the present invention;
fig. 4 is a three-dimensional view of the first hoop, the second hoop, or the third hoop of the present invention;
fig. 5 is a three-dimensional view of the chain buckle of the present invention.
Detailed Description
The technical solutions of the embodiments of the present invention are explained and explained below with reference to the drawings of the embodiments of the present invention, but the embodiments described below are only preferred embodiments of the present invention, and not all embodiments. Based on the embodiments in the embodiment, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.
It will be appreciated by those skilled in the art that features from the examples and embodiments described below may be combined with each other without conflict.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. Words such as "upper," "lower," "inner," "outer," "top," "bottom," and the like, which indicate orientation or positional relationships, are based only on the orientation or positional relationships shown in the drawings and are merely for convenience in describing the invention and to simplify the description, and do not indicate or imply that the device/element referred to must have a particular orientation or be constructed and operated in a particular orientation and therefore should not be construed as limiting the invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Example one
As shown in fig. 1, the pole switch hoisting mechanism described in this embodiment includes a winching mechanism and a boom mechanism, which are mounted on the same utility pole and face in the same direction. The utility model discloses column switch hoisting machine constructs adopts the combination of hank mill mechanism and davit mechanism to hang and rises, compares originally and only leans on the manpower will treat that the assembly promotes the eminence of wire pole, has labour saving and time saving and safety and stability's advantage.
As shown in fig. 2, the boom mechanism is a triangular frame with a vertical rod 7 and a horizontal rod 8 as right-angle sides and a reinforcing rod 13 as a hypotenuse, the left end of the horizontal rod 8 is sleeved with a first connecting piece 5, the right end of the horizontal rod is sleeved with a third connecting piece 9, the two ends of the vertical rod 7 are both fixedly sleeved with second connecting pieces 6, and the two ends of the reinforcing rod 13 are both fixedly sleeved with fourth connecting pieces 12. The second connecting piece 6 is connected with the first connecting piece 5 through a shaft pin, the fourth connecting piece 12 is connected with the third connecting piece 9 through a shaft pin, and the second connecting piece 6 and the fourth connecting piece 12 are connected with the fifth connecting piece 14 through a shaft pin. The vertical rods 7, the cross rods 8 and the reinforcing rods 13 are square tubes made of insulating materials.
The flexible first 10 of adjusting that has cup jointed of third connecting piece 9 activity, flexible first 10 of adjusting can along third connecting piece 9 lateral sliding, third connecting piece 9 is equipped with the screw hole in one side, flexible first 10 of adjusting is equipped with one row of spacing hole or spacing arch with one side, flexible first 10 of adjusting realizes spacingly through the screw rod that passes the screw hole on the third connecting piece 9 with spacing hole or spacing protruding cooperation. Pulley grooves are formed in the first connecting piece 5 and the telescopic adjusting head 10, and a first pulley 4 and a second pulley 11 are correspondingly arranged in the pulley grooves in a mode of being inserted into the shaft holes through pulley fixing shafts. Therefore, the distance from the pulley in front of the telescopic adjusting head 10 to the telegraph pole is adjustable, so that the rope can be vertically suspended when accessories of different specifications are hoisted, and the influence on the stability and the service life of the suspension arm mechanism is greatly reduced.
As a preferable aspect of the present embodiment, the fifth link 14 is also provided with a pulley groove, and the pulley groove is provided with a third pulley 15 inserted into the shaft hole by the pulley fixing shaft.
As shown in fig. 3, a motor 104 is arranged in the winching mechanism, a reel mechanism 108 is arranged outside the winching mechanism, the motor 104 drives the reel mechanism 108 to rotate, the winching mechanism further comprises a winching machine main board 109 and a turbine reducer 105, and the turbine reducer 105 is connected to an output shaft of the motor 104 through a worm gear and a worm in a matching manner; a flange 106 is arranged on the output end face of the turbine speed reducer 105, and an output shaft 107 of the turbine speed reducer 105 penetrates through the main plate 109 of the winching machine and is fixedly connected with a reel mechanism 108; the winching mechanism further comprises a winching machine housing 101 which houses the motor 104 and the turbine reducer 105 and is matched with the winching machine main plate 109.
The first connecting piece 5, the fifth connecting piece 14 and the grinder outer cover 101 are correspondingly connected with a first hoop 1, a second hoop 2 and a third hoop 102 through the mounting seat 3. And the mounting base 3 is provided with a first connecting hole, a second connecting hole and a third connecting hole. Fig. 4 shows the hoop structure of the present embodiment, each of the first, second and third hoops 1, 2 and 102 includes a chain 1021, an adjusting screw 1022, a screw tensioning shaft 1023 and a chain buckle 1025, the screw tensioning shaft 1023 is hinged to the mounting base 3 through a first connecting hole, a screw hole is radially formed in the middle of the screw tensioning shaft 1023, the adjusting screw 1022 is arranged in the screw hole, and the adjusting screw 1022 is connected to one end of the chain 1021; the chain buckle 1025 is hinged to the mounting base 3 through the second connecting hole.
As the utility model discloses the preferred scheme of column switch hoisting machine mechanism embodiment, the diameter of the one end of screw rod tensioning axle 1023 is greater than axle body diameter, and another end screw-thread fit has mounting 1024, the outline diameter of mounting 1024 is greater than the diameter of screw rod tensioning axle 1023, in order to prevent screw rod tensioning axle 1023 drops from the mount pad.
The mounting seat 3 connected with the first hoop 1 is connected to the first connecting piece 5 through a third connecting hole in a plug-in quick plug mode; the mounting seat 3 connected with the second hoop 2 is connected to the fifth connecting piece 14 through a third connecting hole in a manner of inserting a quick plug; the mounting base 3 connected with the third anchor ear 102 is connected to the grinder housing 101 through a third connecting hole in a manner of inserting a quick plug.
FIG. 5 illustrates a chain clasp configuration of the present embodiment, the chain clasp 1025 comprising an upper jaw portion 1025A, a lower jaw portion 1025B, and a safety clasp 1025C, the upper and lower jaw portions 1025A and 1025B capable of snapping into a hinge gap at the other end of the chain 1021 when closed; the upper jaw part 1025A and the lower jaw part 1025B can be relatively rotatably connected through connecting sheets on two sides, a safety catch 1025C is hinged to the different end of the connecting sheet connected to the upper jaw part 1025A, the safety catch 1025C is provided with two symmetrically arranged buckling mouths, and the two buckling mouths are connected through a middle cross bar; the lower jaw part 1025B is connected with the different end of the connecting sheet and is provided with a short shaft protruding towards the two sides, and the buckling mouth can be just buckled on the short shaft. Therefore, the first anchor ear 1, the second anchor ear 2 and the third anchor ear 102 all adopt the technical scheme of chains and chain buckles, can be conveniently and quickly installed on the telegraph pole, and are not influenced by the thickness of the telegraph pole. This structure has realized easy dismounting, the effect that can tighten up by the high efficiency.
As the utility model discloses column switch hoisting machine constructs the preferred scheme of embodiment, reel mechanism 108 comprises two reels that correspond the setting, and two reels all have the top pyramid shape outwards at the opposite face, are equipped with the spoke on the conical surface of pyramid shape.
As the utility model discloses column switch hoisting machine constructs the preferred scheme of embodiment, the reel mechanism outside is covered with reel mechanism dustcoat, reel mechanism dustcoat is fixed on the grinder mainboard and leave an opening upwards.
The hoisting mechanism further comprises a rope, one end of the rope is wound on the reel mechanism 108, and the other end of the rope is wound on the first pulley 11, the second pulley 4 and the third pulley 15.
Example two
In this embodiment, the technical solution of the hoop structure in the first embodiment is replaced, and each of the first hoop, the second hoop and the third hoop includes an arc buckle and a tightening bolt, which are in butt joint with each other, and one end of the arc buckle is connected to the mounting base 3 through a rotating shaft; the arc-shaped ring buckle can adjust the caliber at the other end through the tightening bolt.
The arc-shaped ring buckle is characterized in that the inner side of the arc-shaped ring buckle and the mounting base 3 are provided with transverse twisting holes, the twisting holes are respectively hinged with a cushion block, and the cushion blocks can be rotatably adjusted during mounting operation. Therefore, the first anchor ear, the second anchor ear and the third anchor ear are all provided with the arc-shaped buckles and the cushion blocks arranged on the arc-shaped buckles, when the anchor ears are bound to telegraph poles with different tapers, the cushion blocks can be adjusted in a rotating mode, and the anchor ears can be adjusted by rotating the tightening bolts according to the difference of the diameters of the cross sections of the telegraph poles.
As the utility model discloses the preferred scheme of column switch hoisting machine mechanism embodiment, the hank hole quantity that each set up is buckled to mount pad and two lamella arc rings is one.
EXAMPLE III
In this embodiment, the change of the capstan mechanism 108 and the transmission component thereof in the second embodiment or the third embodiment is performed, an original capstan mechanism is changed into a first capstan mechanism and a second capstan mechanism which are transversely arranged, an output shaft of the turbo reducer is directly connected with a third gear, the third gear is simultaneously meshed with the first gear and the second gear, the first gear and the first capstan mechanism are connected by a fixed shaft at intervals, and the second gear and the second capstan mechanism are connected by a fixed shaft at intervals. The rope is fixedly connected to the first winch mechanism at one end applying the main power, and the other end of the rope bypasses the first winch mechanism and the second winch mechanism and is connected to the first pulley 11 and the second pulley 4 on the suspension arm mechanism. The rest of the structure is implemented with reference to the first embodiment and the second embodiment, and is not described herein again.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and those skilled in the art should understand that the present invention includes but is not limited to the contents described in the drawings and the above specific embodiments. Any modification which does not depart from the functional and structural principles of the present invention is intended to be included within the scope of the claims.
Claims (10)
1. Column switch hoisting machine constructs, including hank mill mechanism and davit mechanism, davit mechanism includes montant, horizontal pole and the stiffener of each other one-tenth right angle triangle concatenation to and first staple bolt and the second staple bolt that sets up along the montant direction, be equipped with the motor in the hank mill mechanism, be equipped with third staple bolt and hank wheel mechanism outward, motor drive hank wheel mechanism rotates its characterized in that:
the suspension arm mechanism further comprises a first connecting piece, a third connecting piece and a fifth connecting piece, one end of the cross rod spliced with the vertical rod is fixedly sleeved with the first connecting piece, the other end of the cross rod spliced with the vertical rod is fixedly sleeved with the third connecting piece, and the vertical rod is connected with the reinforcing rod through the fifth connecting piece;
the first connecting piece is provided with a first pulley, the third connecting piece is movably sleeved with a telescopic adjusting head, the telescopic adjusting head can slide transversely along the third connecting piece, one side of the third connecting piece is provided with a threaded hole, the telescopic adjusting head is provided with a row of limiting holes or limiting bulges on the same side, and the telescopic adjusting head realizes limiting through the matching of a screw rod penetrating through the threaded hole on the third connecting piece and the limiting holes or limiting bulges;
a second pulley is arranged at the end part of the telescopic adjusting head;
the first anchor ear is hinged to the mounting seat through the first connecting hole and the second connecting hole, and the mounting seat is hinged to the first connecting piece through the third connecting hole;
the second anchor ear is hinged to the mounting seat through the first connecting hole and the second connecting hole, and the mounting seat is hinged to the fifth connecting piece through the third connecting hole;
the third anchor ear is hinged to the mounting seat through the first connecting hole and the second connecting hole, and the mounting seat is hinged to the outer cover of the winching machine through the third connecting hole;
the hoisting mechanism further comprises a rope, one end of the rope is wound on the reel mechanism, and the other end of the rope is wound on the first pulley and the second pulley.
2. The column switch hoisting mechanism of claim 1, wherein:
the winching mechanism also comprises a winching machine main board and a worm gear reducer, and the worm gear reducer is connected to an output shaft of the motor in a matching way through a worm gear and a worm;
the output end face of the worm gear reducer is provided with a flange, and the output shaft of the worm gear reducer penetrates through the main board of the winching machine and is fixedly connected with a reel mechanism;
the grinding mechanism further comprises a grinding machine outer cover which covers the motor and the worm gear reducer and is matched with the grinding machine main board.
3. The column switch hoisting mechanism of claim 1, wherein:
first staple bolt, second staple bolt and third staple bolt all include chain, adjusting screw, screw rod tensioning axle and chain and buckle, screw rod tensioning axle swing joint be in the one end of chain, the chain is buckled and is connected detachablely the other end of chain.
4. The column switch hoisting mechanism of claim 3, wherein:
the screw tensioning shaft is hinged to the mounting seat through a first connecting hole, a screw hole is formed in the middle of the screw tensioning shaft along the radial direction, an adjusting screw is arranged in the screw hole, and the adjusting screw is connected with one end of the chain;
the chain buckle is hinged to the mounting seat through the second connecting hole;
the third connecting holes of the mounting seat are connected in a mode of inserting quick bolts.
5. The column switch hoisting mechanism of claim 3, wherein:
the chain buckle comprises an upper jaw part, a lower jaw part and a safety buckle, and the upper jaw part and the lower jaw part can be clamped in a gap of a single chain when being folded;
the upper jaw part and the lower jaw part can be relatively rotatably connected through connecting sheets on two sides, a safety buckle is hinged to the different end of the connecting sheet connected to the upper jaw part, the safety buckle is provided with two symmetrically arranged buckling mouths, and the two buckling mouths are connected through a middle cross bar;
the special end of the lower jaw part connecting piece is provided with a short shaft protruding towards two sides, and the buckling nozzle can be just buckled on the short shaft.
6. The column switch hoisting mechanism of claim 1, wherein:
the first anchor ear, the second anchor ear and the third anchor ear respectively comprise two arc-shaped buckles and tightening bolts which are in butt joint, and one ends of the arc-shaped buckles are connected to the mounting seat through rotating shafts;
the arc-shaped ring buckle can adjust the caliber at the other end through the tightening bolt.
7. The column switch hoisting mechanism of claim 6, wherein: the arc-shaped ring buckle is characterized in that the inner side of the arc-shaped ring buckle and the mounting seat are provided with transverse twisting holes, the twisting holes are respectively hinged with a cushion block, and the cushion blocks can be rotatably adjusted during mounting operation.
8. The column switch hoisting mechanism of claim 1, wherein:
the two ends of the vertical rod are fixedly sleeved with second connecting pieces, and the second connecting pieces are respectively connected with the first connecting pieces and the fifth connecting pieces through shaft pins;
both ends of the reinforcing rod are fixedly sleeved with fourth connecting pieces, and the fourth connecting pieces are respectively connected with the third connecting pieces and the fifth connecting pieces through shaft pins;
the vertical rods, the transverse rods and the reinforcing rods are square tubes made of insulating materials.
9. The column switch hoisting mechanism of any one of claims 1-8, wherein: the reel mechanism is composed of two reels which are correspondingly arranged, the two reels are provided with conical shapes with outward tops on opposite surfaces, and spokes are arranged on the conical surfaces of the conical shapes.
10. The column switch hoisting mechanism of any one of claims 1-8, wherein: and a third pulley is arranged on the fifth connecting piece, and the rope bypasses the third pulley during hoisting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021320809.XU CN212559202U (en) | 2020-07-08 | 2020-07-08 | Hoisting mechanism for pole-mounted switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021320809.XU CN212559202U (en) | 2020-07-08 | 2020-07-08 | Hoisting mechanism for pole-mounted switch |
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| Publication Number | Publication Date |
|---|---|
| CN212559202U true CN212559202U (en) | 2021-02-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021320809.XU Active CN212559202U (en) | 2020-07-08 | 2020-07-08 | Hoisting mechanism for pole-mounted switch |
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| CN (1) | CN212559202U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112061898A (en) * | 2020-07-08 | 2020-12-11 | 国网浙江嵊州市供电有限公司 | Rotatable davit lifting device of column switch |
-
2020
- 2020-07-08 CN CN202021320809.XU patent/CN212559202U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112061898A (en) * | 2020-07-08 | 2020-12-11 | 国网浙江嵊州市供电有限公司 | Rotatable davit lifting device of column switch |
| CN112061898B (en) * | 2020-07-08 | 2024-03-12 | 国网浙江嵊州市供电有限公司 | Rotatable boom lifting equipment for pole-mounted switch |
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