CN111174065A - Adjusting support arm for adjusting chain type hoop of holding pole - Google Patents
Adjusting support arm for adjusting chain type hoop of holding pole Download PDFInfo
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- CN111174065A CN111174065A CN201911347060.XA CN201911347060A CN111174065A CN 111174065 A CN111174065 A CN 111174065A CN 201911347060 A CN201911347060 A CN 201911347060A CN 111174065 A CN111174065 A CN 111174065A
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- 239000002184 metal Substances 0.000 claims abstract description 17
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- 229910001335 Galvanized steel Inorganic materials 0.000 claims description 6
- 239000008397 galvanized steel Substances 0.000 claims description 6
- 238000012545 processing Methods 0.000 claims description 6
- 230000007704 transition Effects 0.000 claims description 6
- 201000009240 nasopharyngitis Diseases 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 14
- 238000004891 communication Methods 0.000 abstract description 9
- 239000007787 solid Substances 0.000 abstract description 6
- 230000009194 climbing Effects 0.000 abstract description 4
- 230000007797 corrosion Effects 0.000 abstract description 4
- 238000005260 corrosion Methods 0.000 abstract description 4
- 238000003466 welding Methods 0.000 abstract description 4
- 230000005484 gravity Effects 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 10
- 239000000463 material Substances 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 7
- 230000001174 ascending effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 206010066054 Dysmorphism Diseases 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
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- 230000037431 insertion Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
- F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
- F16M13/022—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle repositionable
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B2/00—Friction-grip releasable fastenings
- F16B2/02—Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening
- F16B2/06—Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening external, i.e. with contracting action
- F16B2/065—Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening external, i.e. with contracting action using screw-thread elements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
- F16M11/12—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting in more than one direction
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/02—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
An adjusting support arm for adjusting a chain type hoop of a holding pole comprises a fixed connecting piece, a first rotating connecting piece, a second rotating connecting piece and a holding pole connecting piece; the first rotating connecting piece is connected with the fixed connecting piece and can be finely adjusted in angle in the horizontal direction, the second rotating connecting piece is connected with the first rotating connecting piece and can be finely adjusted in angle in the vertical direction, and the holding rod connecting piece is connected with the second rotating connecting piece. The adjusting support arm is formed by assembling sheet metal parts, and the hollow form in the sheet metal parts is relative to a solid part, so that the overall gravity of the adjusting support arm is greatly reduced, and the load carried by an installer when climbing a pipe tower is reduced; the surface of the adjusting support arm has no welding spot, so that the adjusting support arm has strong corrosion resistance, and the trouble of frequent maintenance is avoided; the adjusting support arm can meet the requirements of angle adjustment and vertical plane angle adjustment in the horizontal plane of the holding pole, and the distance adjustment in a small range can be realized, so that the communication equipment fixed on the holding pole can be conveniently adjusted in the installation position, and the stability of equipment signals can be ensured.
Description
Technical Field
The invention relates to the technical field of communication equipment, in particular to an adjusting support arm for adjusting a pole for installing a communication device on a chain type hoop.
Background
The existing communication pipe tower is shared by a mobile network 2G device, a mobile network 3G device and a mobile network 4G device, several networks need a sky space with antennas, and the existing sky space is seriously insufficient along with the preparation of the 5G devices for market.
The existing communication equipment is generally installed by adopting two installation modes: firstly, equipment is bound on a pipe tower by using a steel binding belt, and when the pipe tower adopts the installation mode, the pipe tower is small in bearing capacity and only can be used for fixing light equipment, and potential safety hazards exist when heavy equipment is fixed; secondly, according to the pipe tower customization steel band, weld into equipment fixing platform, install on the pipe tower, when adopting this kind of mode to fix, although solved the little problem of bearing, because pipe tower scheme is various, all need measure the pipe diameter before every pipe tower installation, there is the customization cycle length, the loaded down with trivial details problem of processing, in addition, when carrying out the installation of large batch pipe tower, every pipe tower all will weld, and efficiency is slow, in addition through the installation platform that the welding formed, the dead weight is great, and corrosion resistance is poor, needs frequently to go up the tower and maintains, has increased work load and potential safety hazard in the intangible.
In addition, the communication equipment installed by adopting the two methods cannot adjust the angle after the installation is finished, if the installation is wrong, the communication equipment must be completely disassembled and reinstalled, the installation is very complicated, and if the communication equipment is not reinstalled, the phenomenon of unstable signals can occur.
Disclosure of Invention
The invention aims to provide an adjusting support arm for adjusting a chain type hoop of a holding pole, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention adopts the technical scheme that the adjusting support arm for adjusting the chain type hoop of the holding pole comprises a fixed connecting piece, a first rotating connecting piece, a second rotating connecting piece and a holding pole connecting piece;
the first rotating connecting piece is connected with the fixed connecting piece, angle fine adjustment in the horizontal direction can be carried out, the second rotating connecting piece is connected with the first rotating connecting piece, angle fine adjustment in the vertical direction can be carried out, and the pole holding connecting piece is connected with the second rotating connecting piece and used for holding the pole fixedly.
The fixed connection comprises three parts: the first connecting area, the second connecting area and the third connecting area are connected through the second connecting area, the shapes of the first connecting area and the third connecting area are the same, the plane of the first connecting area is parallel to the plane of the third connecting area, the plane of the second connecting area is perpendicular to the plane of the third connecting area, the first connecting hole is formed in each of the first connecting area and the third connecting area, and the aperture of each first connecting hole is the same as that of each mounting hole.
Furthermore, a first folding second bend is arranged at the contact position of the first connecting area and the second connecting area, a second bend is arranged at the contact position of the second connecting area and the third connecting area, the middle of the fixed connecting piece is hollow through the two bends, and compared with a solid piece, the weight of the fixed connecting piece can be greatly reduced, and the load carried by an installer when climbing the pipe tower is reduced.
Furthermore, the two ends of the second connecting area are bent and embedded between the first connecting area and the third connecting area, so that the strength between the first connecting area and the third connecting area can be enhanced.
Further, the edge of the first connecting area and the edge of the third connecting area, which is far away from one side of the second connecting area, are arc-shaped, the arc edges are overlapped with the arc edges on the inner side of the hoop unit, meanwhile, the two sides of the arc edges are inwards sunken to give way for the first connecting piece, and the phenomenon that the parts are mutually abutted to cause blocking is avoided.
The first rotating connecting piece comprises a first rotating plate, the upper end and the lower end of the first rotating plate are bent to form a first connecting station, the left end and the right end of the first rotating plate are bent to form a second connecting station, and the bending direction of the first connecting station is opposite to that of the second connecting station.
Furthermore, a first connecting area and a third connecting area on the fixed connecting piece can be embedded into a first connecting station on the first rotating connecting piece, the fixed connecting piece and the first rotating connecting piece are in transition fit, the difficulty in assembly caused by over-tight matching of parts in the assembly process is avoided, or the shaking between the fixed connecting piece and the first rotating connecting piece after the assembly is finished caused by over-loose matching of the parts is avoided, a first rotating fulcrum hole and a limiting hole are arranged in the first connecting area and the third connecting area, correspondingly, a second rotating fulcrum hole and an arc-shaped sliding groove are arranged on the first rotating connecting piece, the aperture sizes of the first rotating fulcrum hole and the second rotating fulcrum hole are the same, when the fixed connecting piece and the first rotating connecting piece are assembled, the first rotating fulcrum hole is completely communicated with the second rotating fulcrum hole, the limiting hole is wrapped in the arc-shaped sliding groove, and the first rotating fulcrum hole and the second rotating fulcrum hole are formed through the first rotating fulcrum hole and the limiting hole in the arc-shaped sliding groove Go into the bolt, can realize that first rotating connector carries out the ascending angle fine setting of horizontal direction on fixed connection spare.
The second rotating connecting piece comprises a second rotating plate, two symmetrical sides of the second rotating plate are bent upwards to form a third connecting station, and one side, far away from the first rotating connecting piece, of the second rotating plate is bent upwards to form a fourth connecting station.
Furthermore, a second connection station on the first rotary connecting piece can be embedded into a third connection station on the second rotary connecting piece, the second connection station is attached to the third connection station, transition fit is achieved between the first rotary connecting piece and the second rotary connecting piece, the situation that the second connection station is too loose or too tight in the assembling process is avoided, a third rotary fulcrum hole is formed in the second connection station, correspondingly, a rotary groove is formed in the third connection station, when the first rotary connecting piece and the second rotary connecting piece are assembled completely, the third rotary fulcrum hole penetrates completely, the third rotary fulcrum hole is wrapped in the rotary groove, and through the bolts installed in the third rotary fulcrum hole, the angle adjustment of the second rotary connecting piece in the vertical direction on the first rotary connecting piece can be achieved, and meanwhile, the adjustment in a small-range distance can also be achieved.
Further, the third connection station upper end is inwards bent to form limiting bending, and the limiting bending can limit the second rotating connecting piece, so that the second rotating connecting piece is prevented from excessively rotating on the first rotating connecting piece.
Further, the edge that third connection station is close to first rotating connection spare one side is the circular arc, can avoid between the part butt each other to lead to the card to die.
Further, when the first rotating connecting piece and the second rotating connecting piece are assembled through the bolt, a shaft sleeve can be sleeved between the second connecting stations on the two sides of the bolt, the shaft sleeve can enable the second connecting stations and the third connecting stations to be kept tight, and the connecting positions are prevented from being loosened.
Furthermore, the center of the second rotating plate is provided with a lightening hole, the edge of the lightening hole is sunken to form an annular reinforcing rib, the sunken direction is the same as the bending direction of the third connecting station, the weight can be lightened, and the strength of the part of the second rotating plate is enhanced.
Further, one in the third rotation fulcrum hole of both sides is the dysmorphism hole, and through putting into mating bolt, it is downthehole to make the one end embedding dysmorphism of bolt, can solve the bolt and rotate the difficult problem of screwing up at the in-process of fastening, makes things convenient for installer to rotate first rotating connector and second rotating connector assembly together.
Furthermore, the upper end of the fourth connecting station is bent inwards, so that potential safety hazards to installation personnel due to the fact that the edge of the fourth connecting station is sharp can be eliminated.
Furthermore, two symmetrical square holes are formed in the fourth connecting station, bolts in corresponding shapes can be assembled in the square holes, as an optimal technical scheme, one end of each bolt is square, and as an optimal technical scheme, the square holes can be replaced by other polygonal holes such as rectangular holes and triangular holes. The pole connecting piece is established to the bolt other end cover, and the lower extreme is rotated the connecting piece direction to the second and is buckled to the formation fastening of embracing the pole connecting piece, and the fastening edge of buckling is the arc, can increase and embrace the area of contact between pole connecting piece and the pole, and the pole can not drop in the fixed pole of embracing after convenient armful of pole and fixing.
Furthermore, the holding pole adjusting support arm provided by the invention is arranged on the chain type hoop, two nuts are assembled at some connecting key positions, such as the bolt connecting position of the first connecting hole and the chain type hoop and the bolt connecting position of the fastening bending and holding pole, the inner nut mainly plays a fastening role, and the outer nut mainly generates an axial force between the inner nut and the outer nut after being screwed so as to increase the friction force between the nut teeth and the bolt teeth of the inner nut, thereby achieving the effect of preventing the nut from loosening automatically.
Furthermore, the fixed connecting piece, the first rotating connecting piece, the second rotating connecting piece and the holding rod connecting piece can be sheet metal parts formed by processing metal sheets through sheet metal technology (stamping and bending by using a grinding tool), the sheet metal parts have the characteristics of high tensile strength and high bearing capacity in strength, and the sheet metal parts have the characteristics of less material consumption, high material utilization rate, low production cost and high processing efficiency on material consumption, so that the production cost of an enterprise for the hoop can be reduced, and the production period of the hoop is shortened.
Furthermore, the fixed connecting piece, the first rotating connecting piece, the second rotating connecting piece and the holding rod connecting piece can be made of materials such as common cold-rolled sheets, galvanized steel sheets, hot-dip galvanized steel sheets and stainless steel sheets.
In conclusion, the beneficial effects of the invention are as follows: the adjusting support arm is formed by assembling sheet metal parts, and the hollow form in the sheet metal parts is relative to a solid part, so that the overall gravity of the adjusting support arm is greatly reduced, and the load carried by an installer when climbing a pipe tower is reduced; the surface of the adjusting support arm has no welding spot, so that the adjusting support arm has strong corrosion resistance, and the trouble of frequent maintenance is avoided; the adjusting support arm is arranged on the chain type quick hoop and is very convenient and fast to fix the holding pole, and only four screws need to be screwed; the adjusting support arm can meet the requirements of angle adjustment and vertical plane angle adjustment in the horizontal plane of the holding pole, and the distance adjustment in a small range can be realized, so that the communication equipment fixed on the holding pole can be conveniently adjusted in the installation position, and the stability of equipment signals can be ensured.
Drawings
Figure 1 is a schematic view of a hoop unit.
Figure 2 is a top view of the hoop unit.
Fig. 3 is a schematic view of a first connecting member.
Fig. 4 is a schematic view of a second connector.
Fig. 5 is a schematic structural view of the chain type quick hoop.
Fig. 6 is a schematic structural view of the locking mechanism.
Fig. 7 is a schematic structural view of the second retaining member.
Fig. 8 is a schematic view of the structure of the stop block.
FIG. 9 is a schematic view of the whole structure of the chain type quick hoop after the adjusting support arm is installed.
FIG. 10 is an enlarged partial view of the adjustment arm portion.
Fig. 11 is an exploded view of the adjusting arm.
FIG. 12 is a schematic view of the chain type quick anchor ear and the adjustable arm fixed holding pole.
Detailed Description
Embodiments of the invention are described in further detail below with reference to the accompanying drawings, it being noted that the examples are merely illustrative of the invention and should not be considered as limiting, and that all features disclosed in the examples of the invention, or steps in all methods or processes disclosed, may be combined in any way, except for mutually exclusive features and/or steps.
As shown in fig. 1-8, the invention is based on a chain type quick hoop, which comprises a plurality of arc hoop units 1 connected end to end, the hoop units 1 are solid, a mounting hole 12 and a pair of connecting holes 11 symmetrically arranged end to end in the hoop units are arranged in each hoop unit 1, the mounting hole 12 is arranged between the two connecting holes 11, and all the mounting holes 12 and the connecting holes 11 on the hoop are located on the same circle. The connecting hole 11 is used for connecting the hoop units, the mounting hole 12 can be directly used for mounting a load, and the load is antenna equipment; the mounting hole 12 can also be used for the function expansion of the chain type quick hoop, and in the production process, the hoop unit 1 is integrally formed, has no welding point on the surface, and has stronger strength and stable corrosion resistance.
Preferably, the hoop unit 1 is symmetrically provided with a pair of mounting holes 12 inside, which helps to improve the stability of the antenna device when being mounted.
Preferably, the hoop unit 1 is provided with lightening holes 13 at the center, and the lightening holes 13 are positioned on the circle where the mounting holes 12 and the connecting holes 11 are located. The conventional hoop unit 1 adopts a structure with an almost hollow interior, and the main purpose is to reduce the self weight, but the strength problem of the hoop unit 1 is ignored while reducing the self weight. The hoop unit 1 needs to bear the weight of the antenna equipment, the weight of the antenna equipment is determined according to the situation, if the weight of the antenna equipment is far greater than the strength which can be borne by the hoop unit 1, the hoop unit 1 is easy to damage, the antenna equipment is easy to drop, not only material equipment is damaged, resource waste is caused, but also potential safety hazards are easy to cause. Some hoop units 1 adopt an internal hollow structure, and then reinforcing ribs are arranged inside the hoop units 1 to reinforce the load bearing of the hoop units 1, but the strength of the hoop units 1 is reduced due to the excessive hollow structure. If hoop unit 1 is wholly solid design, the weight of hoop unit self is increased greatly certainly, and the load during installation of the hoop when an installer goes up the tubular tower is increased, so that inconvenience is caused. If the hoop unit 1 is largely hollow in its interior, it is apparent that although the weight of the hoop unit 1 itself is reduced, the strength of itself is greatly reduced. Therefore, the weight-reducing holes 13 are formed in the hoop unit 1, the hoop unit 1 is of a partially hollow structure, the hoop unit 1 can be guaranteed to have good strength under the condition of reducing the self weight, and meanwhile, the toughness and the plasticity of the hoop unit 1 are improved.
Preferably, the lightening hole 13 is provided at a central position of the hoop unit 1, which can increase the stability of the hoop unit 1 when it is subjected to the antenna device.
Preferably, the hoop unit 1 has an inner end surface 14 and an outer end surface 15, the inner end surface 14 and the outer end surface 15 are both arc structures, and the arc structures of the inner end surface 14 and the outer end surface 15 have the same circle center. Can adapt to maximum pipe diameter 1070mm, adapt to minimum pipe diameter 100mm through increasing or reducing hoop unit 1 on the swift staple bolt of chain.
Preferably, both ends of the hoop unit 1 are circular arc structures. Specifically, two ends of the hoop unit 1 are semi-circular structures. Can reserve the rotation space for adjacent hoop unit 1 of connecting, guarantee when rotating that smooth and easy rotation between the adjacent hoop unit 1.
Preferably, the interior of the lightening hole 13 is of a curved surface structure, and the distances between the two sides of the lightening hole 13 and the corresponding end surfaces of the hoop unit 1 are equal. The equal distance between the two sides of the lightening hole 13 and the corresponding end face of the hoop unit 1 means that the distance between the two inner sides of the lightening hole 13 and the inner end face 14 and the outer end face 15 are equal, so that the uniform wall thickness is ensured.
Preferably, the hoop unit inner end surface 14 is provided with a plurality of sets of grooves 141, the grooves 141 being equally spaced. During the equipment, a plurality of hoop units 1 end to end enclose into the round, constitute the swift staple bolt of chain, when installing the swift staple bolt of chain on the pipe tower, terminal surface 14 and the laminating of pipe tower in the hoop unit that has the antiskid effect, frictional force between increase and the pipe tower prevents that hoop unit 1 landing and prevent that strong wind from influencing and beat the commentaries on classics about. The inner end surface 14 of the hoop unit 1 here is provided with a groove structure, but it is of course also possible to provide the inner end surface with protrusions or to sand-blast the inner end surface 14 into a frosted surface, which contributes to the anti-slip. Specifically, when the inner end surface 14 of the hoop unit is a frosted surface, the frosted surface may be a diamond-like sand surface.
Preferably, as shown in fig. 5, a plurality of hoop units 1 are connected by connecting holes 11 to form a loop to form the hoop.
Preferably, as shown in fig. 3, the anchor ear includes a first connector 111, and the hoop units 1 are cooperatively connected with each other through the first connector 111 and the connecting hole 11. The hoop unit 1 can be easily installed or removed by fastening the first connector 111 and the hoop unit 1 using a fastener such as a bolt or a pin. Specifically, two adjacent hoop units 1 are connected by two upper and lower first connecting members 111. The connection between the hoop units 1 is made more secure by the connection of the upper and lower first connectors 111.
Preferably, as shown in fig. 4 to 8, the hoop is provided with a locking mechanism 2, the locking mechanism 2 comprises a first locking member 21 and a second locking member 22, the first locking member 21 and the second locking member 22 are connected through a fastener, the second locking member 22 comprises a stop block 221, the stop block 221 is provided with a through hole 225 and a groove 222, and the through hole 225 is positioned inside the groove 222. The fastener can be bolt, locating pin, and in this embodiment, adopt the bolt to lock. The bolt 23 is inserted into the second locking member 22 and the first locking member 21 in sequence through the through hole 225, and the tail end of the bolt 23 is limited in the groove 222, so that the bolt is prevented from moving left and right, and the fastening performance is improved. The stopper 221 is formed by cutting off a portion of the cylindrical body in the axial direction, the volume of the cut-off portion is smaller than that of the remaining portion, and then the stopper 221 is formed by forming a groove 222 along the cross section of the remaining portion.
Preferably, the groove 222 penetrates axially along the stopper 221. The slot 222 is a square slot. The through hole 225 is located at the center of the slot 222 and at the bottom of the slot 222, so that the fastening is more stable when the bolt 23 is inserted into the through hole 225 located at the center of the slot 222 to lock the hoop. The bolt 23 includes a nut 231, the nut 231 being located inside the slot 222, the diameter of the nut 231 matching the width of the slot 222. The second locker 22 includes a connection block 226, and the connection block 226 has an arc-shaped surface to be fitted with the stopper 221. As shown in fig. 6, the connecting block 226 is slotted with an oblong hole 224. The oblong holes 224 enable the insertion of the bolts to be adjustable, and have a tensioning space for the hoops. The oblong hole 224 is a through hole, one side of which is closed. One side of a traditional long round hole is provided with a notch, and during installation, the bolt is not screwed down, so that the bolt is easy to fall off, and danger exists during high-altitude operation.
Preferably, the first locking member 21 and the second locking member 22 are connected to the hoop unit 1 through the second connecting member 223, respectively, to achieve locking between the locking mechanism and the hoop unit. The first locking member 21 also has a stopper block 221 and a connecting block 226, the stopper block 221 of the first locking member 21 is formed by axially cutting off a cylindrical body, the volume of the cut-off portion is larger than that of the remaining portion, namely, the stopper block 221, and the stopper block 221 has a through hole but does not have the groove 222. The connecting block 226 has an oblong hole. Preferably, the end faces of the connecting blocks 226 of the first locking member 21 and the second locking member 22 are provided with assembling holes 24 matched with the second connecting member 223. The fitting hole 24 is used for connection of the hoop unit 1 to the first locking member 21 and the second locking member 22. In order to further change the surrounding diameter of the hoop, the end face of the connecting block 226 is provided with two assembling holes 24, and the second connecting piece 223 can be selected to be fixed with one assembling hole 24.
Preferably, the first connecting member 111 and the second connecting member 223 are both circular arc structures. The first connector 111 and the second connector 223 have the same center as the hoop unit 1, and can form a complete circle when the hoop is assembled.
The invention provides an adjusting support arm for adjusting a chain type hoop of a holding pole, which is an extension of the chain type quick hoop based on the chain type quick hoop and comprises a fixed connecting piece 40, a first rotating connecting piece 41, a second rotating connecting piece 42 and a holding pole connecting piece 43, wherein the first rotating connecting piece 41 is connected with the first rotating connecting piece through a first connecting piece;
first rotating connection spare 41 connects fixed connection spare 40, can carry out the ascending angle of horizontal side and finely tune, and first rotating connection spare 41 is connected to second rotating connection spare 42, can carry out the ascending angle of vertical side and finely tune, holds pole connecting piece 43 and connects second rotating connection spare 42 for hold the fixed of pole.
The fixed connection 40 comprises three parts: the first connection area 44, the second connection area 45 and the third connection area 46, wherein the second connection area 45 connects the first connection area 44 and the third connection area 46, the first connection area 44 and the third connection area 46 have the same shape, the plane of the first connection area 44 is parallel to the plane of the third connection area 46, the plane of the second connection area 45 is perpendicular to the plane of the third connection area 46, the first connection hole 66 is arranged on each of the first connection area 44 and the third connection area 46, and the aperture of the first connection hole 66 is the same as that of the mounting hole 12.
Preferably, a first folding second bend 47 is arranged at the contact position of the first connection region 44 and the second connection region 45, a second bend 48 is arranged at the contact position of the second connection region 45 and the third connection region 46, and the fixed connecting piece 40 is hollow in the middle through the two bends, so that compared with a solid piece, the weight can be greatly reduced, and the load carried by an installer when climbing the pipe tower can be reduced.
Preferably, the second connection region 45 is bent at both ends and embedded between the first connection region 44 and the third connection region 46, so that the strength between the first connection region 44 and the third connection region 46 can be enhanced.
Preferably, the edges of the first connection region 44 and the third connection region 46 on the side far away from the second connection region 45 are arc-shaped, the arc edges coincide with the arc edges on the inner side of the hoop unit 1, and meanwhile, the two sides of the arc edges are inwards recessed to give way to the first connection member 111, so that the parts are prevented from being mutually abutted to cause jamming.
The first rotating connecting member 41 includes a first rotating plate 49, the upper and lower ends of the first rotating plate 49 are bent to form a first connecting station 50, the left and right ends of the first rotating plate 49 are bent to form a second connecting station 51, and the bending direction of the first connecting station 50 is opposite to that of the second connecting station 51.
Preferably, the first connection region 44 and the third connection region 46 on the fixed connection member 40 can be embedded into the first connection station 50 on the first rotating connection member 41, the fixed connection member 40 and the first rotating connection member 41 are in transition fit, so as to avoid assembly difficulty caused by over-tight fit of parts in the assembly process or shaking between the fixed connection member 40 and the first rotating connection member 41 caused by over-loose fit of parts after assembly is completed, the first connection region 44 and the third connection region 46 are provided with a first rotating fulcrum hole 52 and a limit hole 53, correspondingly, the first rotating connection member 41 is provided with a second rotating fulcrum hole 54 and an arc chute 55, the first rotating fulcrum hole 52 and the second rotating fulcrum hole 54 have the same aperture size, when the fixed connection member 40 and the first rotating connection member 41 are assembled, the first rotating fulcrum hole 52 and the second rotating fulcrum hole 54 are completely communicated, the limiting hole 53 is wrapped in the arc-shaped sliding groove 55, and the first rotating connecting piece 41 can be subjected to angle fine adjustment in the horizontal direction on the fixed connecting piece 40 by installing bolts into through holes formed by the first rotating fulcrum hole 52 and the second rotating fulcrum hole 54 and the limiting hole 53 in the arc-shaped sliding groove 55.
The second rotary connecting member 42 includes a second rotating plate 56, the second rotating plate 56 is bent upward at two symmetrical sides to form a third connecting station 57, and the second rotating plate 56 is bent upward at a side away from the first rotary connecting member 41 to form a fourth connecting station 58.
Preferably, the second connecting station 51 of the first rotating connector 41 can be embedded into the third connecting station 57 of the second rotating connector 42, so that the second connecting station 51 is attached to the third connecting station 57, the first rotating connector 41 and the second rotating connector 42 are in transition fit, thereby preventing the situation of over-looseness or over-tightness in the assembling process, the second connecting station 51 is provided with a third rotation fulcrum hole 60, correspondingly, the third connecting station 57 is provided with a rotation groove 61, when the first rotary connecting member 41 and the second rotary connecting member 42 are completely assembled, the third rotary fulcrum hole 60 completely penetrates and the third rotary fulcrum hole 60 is wrapped in the rotary groove 61, by installing the bolt into the third pivot hole 60, the second pivot connector 42 can be vertically adjusted on the first pivot connector 41, and also can be adjusted over a small distance.
Preferably, the upper end of the third connecting station 57 is bent inward to form a limiting bend 59, and the limiting bend 59 can limit the second rotating connecting piece 42 and prevent the second rotating connecting piece 42 from over-rotating on the first rotating connecting piece 41.
Preferably, the edge of the third connecting station 57 on the side close to the first rotating connector 41 is a circular arc, so that the parts can be prevented from being clamped due to mutual abutting.
Preferably, when the first rotating connecting piece 41 and the second rotating connecting piece 42 are assembled through bolts, a shaft sleeve 63 can be sleeved on the bolt at a position between the second connecting stations 51 at two sides, and the shaft sleeve 63 can keep the second connecting stations 51 and the third connecting stations 57 tight, so that the connecting positions are prevented from being loosened.
Preferably, a lightening hole 62 is formed in the center of the second rotating plate 56, the edge of the lightening hole 62 is recessed to form an annular reinforcing rib, and the recessed direction is the same as the bending direction of the third connecting station 57, so that the weight can be reduced, and the strength of the second rotating plate 56 can be enhanced.
Preferably, one of the third rotating fulcrum holes 60 on both sides is a special-shaped hole, and by putting in the paired bolts, one end of each bolt is embedded into the special-shaped hole, so that the problem that the bolts are not easy to tighten in the fastening process can be solved, and the first rotating connecting piece 41 and the second rotating connecting piece 42 can be assembled together by an installer conveniently.
Preferably, the upper end of the fourth connecting station 58 is bent inwards, so that the potential safety hazard of sharp edges of the fourth connecting station 58 to installation personnel can be eliminated.
Preferably, two symmetrical square holes 64 are formed in the fourth connecting station 58, the square holes 64 can be assembled with bolts with corresponding shapes, in the embodiment, one end of each bolt is square, and in some other embodiments, the square holes 64 can be replaced by other polygonal holes such as rectangular holes and triangular holes. Embrace pole connecting piece 43 is established to the bolt other end cover, embraces pole connecting piece 43 and goes up the lower extreme and rotate connecting piece 42 direction towards the second and buckle to form the fastening 65 of buckling, and the fastening 65 edge of buckling is the arc, can increase and embrace the area of contact between pole connecting piece 43 and the pole of embracing, and the pole of embracing after convenient fixing of embracing the pole and fixing can not drop.
Preferably, the holding pole adjusting arm provided by the invention is arranged on the chain type hoop, and two nuts are assembled at some key connecting positions, such as the bolt connecting position of the first connecting hole 66 and the chain type hoop and the bolt connecting position of the fastening bend 65 and the holding pole, wherein the inner nut mainly plays a fastening role, and the outer nut mainly generates an axial force between the inner nut and the outer nut after being screwed so as to increase the friction force between the nut teeth and the bolt teeth of the inner nut, thereby achieving the effect of preventing the nut from automatically loosening.
Preferably, the fixed connecting piece 40, the first rotating connecting piece 41, the second rotating connecting piece 42 and the holding rod connecting piece 43 can be sheet metal parts formed by processing metal sheets through a sheet metal process (stamping and bending by using a grinding tool), the sheet metal parts have the characteristics of high tensile strength and high bearing capacity in strength, and the sheet metal parts have the characteristics of less material consumption, high material utilization rate, low production cost and high processing efficiency on material consumption, so that the production cost of an enterprise for the hoop can be reduced, and the production period of the hoop is shortened.
Preferably, the fixed connecting member 40, the first rotating connecting member 41, the second rotating connecting member 42 and the holding pole connecting member 43 can be made of common cold rolled sheet, galvanized steel sheet, hot-dip galvanized steel sheet, stainless steel sheet or the like.
The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention, and therefore, the scope of the invention should be subject to the scope defined by the claims.
Claims (10)
1. An adjusting support arm for adjusting a chain type hoop of a holding pole is characterized by comprising a fixed connecting piece, a first rotating connecting piece, a second rotating connecting piece and a holding pole connecting piece;
the first rotating connecting piece is connected with the fixed connecting piece, the second rotating connecting piece is connected with the first rotating connecting piece, and the holding pole connecting piece is connected with the second rotating connecting piece.
2. The adjusting arm for adjusting the chain hoops of poles as claimed in claim 1, wherein the fixed connector comprises three parts: the first connection area, the second connection area and the third connection area are connected through the second connection area, the shapes of the first connection area and the third connection area are the same, the plane of the first connection area is parallel to the plane of the third connection area, the plane of the second connection area is perpendicular to the plane of the third connection area, and the first connection holes are formed in the first connection area and the third connection area.
3. The adjusting arm for adjusting the chain link hoop of a pole as claimed in claim 2, wherein the second connecting region is bent at both ends and embedded between the first connecting region and the third connecting region, so as to enhance the strength between the first connecting region and the third connecting region.
4. The adjusting arm for adjusting the chain type hoop of the holding pole as claimed in claim 1, wherein the first rotary connecting member comprises a first rotary plate, the upper and lower ends of the first rotary plate are bent to form a first connecting station, the left and right ends of the first rotary plate are bent to form a second connecting station, and the bending direction of the first connecting station is opposite to that of the second connecting station.
5. The adjusting arm for adjusting the chain type hoop of the holding pole according to claim 2 or 4, wherein the first connecting area and the third connecting area on the fixed connecting piece can be embedded into the first connecting station on the first rotating connecting piece, and the fixed connecting piece and the first rotating connecting piece are in transition fit;
first connection area and third connection area are equipped with first rotatory fulcrum hole and spacing hole, are equipped with the rotatory fulcrum hole of second and arc spout on the first rotating connection spare, and the aperture size in first rotatory fulcrum hole and the rotatory fulcrum hole of second is the same, and first rotatory fulcrum hole link up completely with the rotatory fulcrum hole of second, and spacing hole parcel is in the arc spout.
6. The adjusting arm for adjusting the chain link of a pole as claimed in claim 1, wherein the second rotary connector comprises a second rotary plate, the second rotary plate is bent upward symmetrically to form a third connecting station, and the second rotary plate is bent upward away from the first rotary connector to form a fourth connecting station.
7. The adjusting arm for adjusting the chain type hoop of the holding pole according to claim 4 or 6, wherein the second connecting station on the first rotating connecting piece can be embedded into the third connecting station on the second rotating connecting piece, so that the second connecting station is attached to the third connecting station, the first rotating connecting piece and the second rotating connecting piece are in transition fit, the second connecting station is provided with a third rotating fulcrum hole, the third connecting station is provided with a rotating groove, and the third rotating fulcrum hole is wrapped in the rotating groove.
8. The adjusting arm for adjusting the chain type hoop of the holding pole as claimed in claim 6, wherein the upper end of the third connecting station is bent inward to form a limiting bend, and the limiting bend can limit the second rotating connecting piece.
9. The adjusting arm for adjusting the chain type hoop of the holding pole as claimed in claim 6, wherein a shaft sleeve is arranged between the second connecting stations at two sides, so that the connecting positions can be prevented from being loosened.
10. The adjusting arm of claim 1, wherein the fixed connecting member, the first rotating connecting member, the second rotating connecting member and the pole connecting member are all sheet metal parts formed by sheet metal processing, and the sheet metal parts can be selected from common cold rolled sheet, galvanized steel sheet, hot-dip galvanized steel sheet and stainless steel sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911347060.XA CN111174065A (en) | 2019-12-24 | 2019-12-24 | Adjusting support arm for adjusting chain type hoop of holding pole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911347060.XA CN111174065A (en) | 2019-12-24 | 2019-12-24 | Adjusting support arm for adjusting chain type hoop of holding pole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111174065A true CN111174065A (en) | 2020-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911347060.XA Pending CN111174065A (en) | 2019-12-24 | 2019-12-24 | Adjusting support arm for adjusting chain type hoop of holding pole |
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| Country | Link |
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| CN (1) | CN111174065A (en) |
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| CN114759487A (en) * | 2022-04-19 | 2022-07-15 | 邹平市供电有限公司 | Insulating umbrella that shields for pole |
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Application publication date: 20200519 |