CN115388278A - A rotatory stop gear for flexible runing rest of transformer substation - Google Patents

A rotatory stop gear for flexible runing rest of transformer substation Download PDF

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Publication number
CN115388278A
CN115388278A CN202210964681.8A CN202210964681A CN115388278A CN 115388278 A CN115388278 A CN 115388278A CN 202210964681 A CN202210964681 A CN 202210964681A CN 115388278 A CN115388278 A CN 115388278A
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CN
China
Prior art keywords
lock pin
elastic lock
limiting mechanism
transformer substation
rotation limiting
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN202210964681.8A
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Chinese (zh)
Other versions
CN115388278B (en
Inventor
明志勇
罗显跃
林先堪
张历
李鑫卓
许逵
付渊
周敬余
张翅
陈曦宇
张俊杰
张宇潇
方曦
唐卫华
周子雅
姚茂顺
喻群
杨秋
吴寿长
艾丹
禹天润
田月炜
陈星宇
周思源
周小康
谢菲
陈晖�
肖乾
范强
黎烈
李忠涛
谢堪恒
汪龙强
姚登辉
潘俊
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guizhou Power Grid Co Ltd
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Guizhou Power Grid Co Ltd
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Publication date
Application filed by Guizhou Power Grid Co Ltd filed Critical Guizhou Power Grid Co Ltd
Priority to CN202210964681.8A priority Critical patent/CN115388278B/en
Publication of CN115388278A publication Critical patent/CN115388278A/en
Application granted granted Critical
Publication of CN115388278B publication Critical patent/CN115388278B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16MFRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
    • F16M11/02Heads
    • F16M11/04Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16MFRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
    • F16M11/02Heads
    • F16M11/04Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
    • F16M11/043Allowing translations
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16MFRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
    • F16M11/02Heads
    • F16M11/04Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
    • F16M11/06Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
    • F16M11/10Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting around a horizontal axis
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16MFRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
    • F16M11/20Undercarriages with or without wheels
    • F16M11/2007Undercarriages with or without wheels comprising means allowing pivoting adjustment
    • F16M11/2014Undercarriages with or without wheels comprising means allowing pivoting adjustment around a vertical axis
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16MFRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
    • F16M11/42Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters with arrangement for propelling the support stands on wheels
    • F16M11/425Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters with arrangement for propelling the support stands on wheels along guiding means
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16MFRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M13/00Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
    • F16M13/02Other 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
    • F16M13/022Other 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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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mutual Connection Of Rods And Tubes (AREA)

Abstract

The invention discloses a rotation limiting mechanism for a telescopic rotating bracket of a transformer substation, which comprises a rotation limiting mechanism, a telescopic rod, a pitching arm and a mounting seat, wherein the rotation limiting mechanism is arranged on a support rod, one end of the telescopic rod is fixedly connected to the rotation limiting mechanism, the other end of the telescopic rod is self-locked and hinged with the pitching arm, the mounting seat is fixedly connected to the pitching arm, and an interface for mounting a camera is arranged on the mounting seat. The invention can realize remote operation rotation and automatic locking of the rotation limiting mechanism, and can realize linkage control, thereby simplifying operation, saving time and labor, reducing operators and being more convenient to operate.

Description

A rotatory stop gear for flexible runing rest of transformer substation
Technical Field
The invention relates to the technical field of telescopic rotating bracket equipment, in particular to a rotary limiting mechanism for a telescopic rotating bracket of a transformer substation.
Background
Along with the continuous development of informatization, the transformer substation also progressively realizes remote monitoring, what is the most important among the remote monitoring is that field device is the camera, reform transform to existing transformer substation, need install the camera on the bracing piece of existing pole or new installation, but install, according to some changes of later stage transformer substation, when needing to carry out the position control of camera coverage, especially when needing long-range rotation adjustment, need climb to the pole top on not hard up refastening, waste time and energy.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: provides a rotation limiting mechanism for a telescopic rotary bracket of a transformer substation, which aims to solve the technical problems in the prior art.
The technical scheme adopted by the invention is as follows: the utility model provides a rotatory stop gear for flexible runing rest of transformer substation, includes rotatory stop gear, telescopic link, every single move arm and mount pad, and rotatory stop gear installs on the bracing piece, and telescopic link one end fixed connection is on rotatory stop gear, and the other end auto-lock articulates there is the every single move arm, and mount pad fixed connection is provided with the interface that is used for installing the camera on the mount pad on the every single move arm.
Preferably, above-mentioned rotatory stop gear includes rotatory staple bolt, fixing base and linkage rotation driving locking mechanism, and fixing base fixed connection is on the bracing piece, rotatory staple bolt cover on the bracing piece and with fixing base swivelling joint, linkage rotation driving locking mechanism install on the fixing base and can drive rotatory and automatic locking to the rotation staple bolt.
Preferably, above-mentioned linkage rotary driving locking mechanism includes the gear, interior ring gear, cylindrical cam and elastic lock pin, rotatory staple bolt bottom is provided with interior ring gear and walking gyro wheel, the walking track that the fixing base upper end set up is arranged in to the walking gyro wheel, the gear that wants the meshing with interior ring gear passes through the vertical swivelling joint of rotation axis on the fixing base, install ratchet between rotation axis and the gear, the rotation axis lower extreme stretches out fixing base back fixed connection cylindrical cam, cylindrical cam's cam groove assorted L type walking pole sliding connection is on the mount, mount fixed connection is in the fixing base below, L type walking pole upper end is supported and is leaned on at the elastic lock pin lower extreme, elastic lock pin elastic mounting can be embedded into in the locating hole of rotatory staple bolt bottom on the fixing base and after stretching out the upper end, the cylindrical cam bottom is provided with the interface that articulates the action bars, elastic lock pin lower extreme is provided with the telescopic link.
Preferably, the L-shaped travel lever is provided with a roller engaged with the cam groove.
Preferably, the fixing seat is locked by a radial locking screw.
Preferably, the rotary hoop is of a structure with two half semicircles opened, and the inner side of the rotary hoop is provided with an upper row and a lower row of elastically telescopic radial rollers which travel along the circumferential direction of the support rod.
Preferably, one end of the two half-and-half semicircular opening structures is hinged in a hinged mode, and the other end of the two half-and-half semicircular opening structures is locked by the locking mechanism.
Preferably, the wheel carrier fixed connection square pole of above-mentioned radial gyro wheel, square pole stretch out the square hole on the rotatory staple bolt, and the outer end is the screw rod structure, adopts the nut to connect, and the square pole has cup jointed compression spring, and compression spring is located between wheel carrier and the rotatory staple bolt inner wall.
The invention has the beneficial effects that: compared with the prior art, the invention can realize remote operation rotation and automatic locking of the rotation limiting mechanism, simplify the operation, save time and labor, reduce operators and facilitate the operation by realizing linkage control.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic view of the rotation limiting mechanism of the present invention;
FIG. 3 is a schematic view of a cam curve configuration;
fig. 4 is a schematic structural view of the elastic lock pin mounting part.
Detailed Description
The invention will be further described with reference to specific examples.
Example 1: as shown in fig. 2-4, including rotatory staple bolt 101, fixing base 102 and linkage rotation drive locking mechanism, fixing base 102 fixed connection is on bracing piece 5, and rotatory staple bolt 101 cover is on bracing piece 5 and with fixing base 102 swivelling joint, and linkage rotation drive locking mechanism installs on fixing base 102 and can drive rotation and automatic locking to rotatory staple bolt 101, can realize coordinated control, and the simplified operation is labour saving and time saving.
Preferably, the linkage rotation driving locking mechanism comprises a gear 103, an inner gear ring 104, a cylindrical cam 105 and an elastic lock pin 106, the inner gear ring 104 and a walking roller 107 are arranged at the bottom end of the rotating hoop 101, the walking roller 107 is arranged on a walking track 108 arranged at the upper end of the fixed seat 102, the gear 103 which is engaged with the inner gear ring 104 is vertically and rotatably connected to the fixed seat 102 through a rotating shaft (bearings are arranged up and down), a ratchet mechanism (a ratchet structure of a cylindrical ratchet wrench) is arranged between the rotating shaft and the gear 103, the gear is driven to rotate by forward rotation, the turnover gear is not moved, the cylindrical cam rotates, the lower end of the rotating shaft extends out of the fixed seat 102 and is fixedly connected with the cylindrical cam 105, an L-shaped walking rod 110 matched with a cam groove 109 of the cylindrical cam 105 is slidably connected to a fixed frame 111, the fixed frame 111 is fixedly connected below the fixed seat 102, the upper end of the L-shaped walking rod 110 abuts against the lower end of the elastic lock pin 106, the elastic lock pin 106 is elastically mounted on the fixing seat 102, the upper end of the elastic lock pin 106 extends out and can be embedded into the positioning hole 112 at the bottom end of the rotary hoop 101, the bottom end of the cylindrical cam 105 is provided with an interface 117 for hanging the operating rod, the lower end of the elastic lock pin 106 is provided with an expansion link 123, the interface 117 is a hanging ring or a threaded hole interface or a square hole interface, an annular cam groove in the cylindrical cam 105 meets the requirement shown in a curve graph 3, the highest point is provided with a horizontal section, the middle part of the horizontal section is provided with a groove, the L-shaped walking rod can be positioned, elastic lock pin clamping is achieved, the distance between the highest point and the lowest point can meet the requirement that the L-shaped walking rod is clamped and separated from locking, one circle of the cylindrical cam corresponds to one positioning hole, the lower end of the expansion link is provided with a balancing weight, and the clamped elastic lock pin can be automatically separated from the positioning hole.
The use principle is as follows: when the L-shaped walking rod 110 is located at the highest point, corresponding to the highest point of the cylindrical cam, at this time, the elastic lock pin is embedded into the positioning hole to lock the rotary hoop, when an angle needs to be adjusted, the operation rod connection interface rotates clockwise for a section (the gear is fixed under the action of the ratchet mechanism), when the elastic lock pin is separated from the positioning hole for a distance, the cylindrical cam is driven to rotate, the highest point of the cam is crossed (the elastic lock pin is abutted against the lower end of the annular hoop (the upper end of the elastic lock pin is a ball head or is provided with a ball) to walk under the action of the telescopic rod), and when the highest point is reached for the second time, the elastic lock pin is clamped into the positioning hole to be positioned again, so that the adjustment of the rotation angle is realized.
Preferably, above-mentioned L type walking pole 110 is provided with the gyro wheel with cam groove 109 matched with, and cam groove 109 is provided with the fender edge that spacing gyro wheel deviates from, sets up the gyro wheel, and walking frictional force is littleer, and perhaps L type walking pole 110's vertical section sets up to the square pole, and the square hole that the mount that corresponds the square pole was seted up corresponds the matching, can realize directional flexible, avoids rotatoryly.
Preferably, above-mentioned fixing base 102 is through radial locking screw 113 locking, and locking screw adopts many, and locking is reliable stable, and 113 the inner supports and leans on in the pole department and has supported the arc sheet rubber, plays the guard action.
Preferably, above-mentioned rotatory staple bolt 101 is two half-and-half semicircle opening structures, two half-and-half semicircle opening structure one end adopts the hinge mode articulated, the other end adopts locking mechanism to lock, rotatory staple bolt 101 inboard is provided with two rows of upper and lower elastic expansion's along bracing piece circumference walking radial gyro wheel 114, radial gyro wheel 114's wheel carrier fixed connection square pole 115, square pole 115 stretches out the square hole on the rotatory staple bolt 101, the outer end is the screw rod structure, adopt the nut to connect, square pole 115 has cup jointed compression spring 117, compression spring 117 is located between wheel carrier and the rotatory staple bolt 101 inner wall, this elastic construction carry out the gyro wheel, in rotatory process of rotatory staple bolt, can play stabilizing action and self-centering effect, and play the effect of protection pole.
Preferably, an annular convex ring 120 is arranged near the lower end of the elastic lock pin 106, a lock pin spring 122 is sleeved on the elastic lock pin 106, the lock pin spring 122 abuts between the annular convex ring 120 and the inner end face of the large hole of the stepped hole 119 on the rotary hoop 101, and the stepped hole 119 is covered by an annular cover 121.
Example 2: as shown in fig. 1-4, a telescopic rotating bracket for a transformer substation comprises a rotation limiting mechanism 1, a telescopic rod 2, a pitching arm 3 and a mounting seat 4, wherein the rotation limiting mechanism 1 is mounted on a support rod 5, one end of the telescopic rod 2 is fixedly connected to the rotation limiting mechanism 1, the other end of the telescopic rod is self-locked and hinged with the pitching arm 3, the mounting seat 4 is fixedly connected to the pitching arm 3, and an interface for mounting a camera is arranged on the mounting seat 4; the camera can be adjusted at any time by installing the rotatable telescopic pitching bracket-mounted camera in the transformer substation, so that the covering area of the camera can be accurately covered conveniently, and the adjustment of the pitching arm can realize the adjustment of a certain height and the avoidance of the position.
Preferably, the above-mentioned rotary limiting mechanism 1 includes rotary hoop 101, fixing base 102 and linkage rotary drive locking mechanism, and fixing base 102 fixed connection is on bracing piece 5, and rotary hoop 101 cover is on bracing piece 5 and with fixing base 102 swivelling joint, and linkage rotary drive locking mechanism installs on fixing base 102 and can drive rotation and automatic locking to rotary hoop 101, can realize coordinated control, and simplified operation, labour saving and time saving.
Preferably, the linkage rotation driving locking mechanism comprises a gear 103, an inner toothed ring 104, a cylindrical cam 105 and an elastic lock pin 106, the bottom end of the rotating hoop 101 is provided with the inner toothed ring 104 and a walking roller 107, the walking roller 107 is arranged on a walking track 108 arranged at the upper end of the fixed seat 102, the gear 103 which is engaged with the inner toothed ring 104 is vertically and rotatably connected to the fixed seat 102 through a rotating shaft (bearings are arranged up and down), a ratchet mechanism (ratchet structure of a cylindrical ratchet wrench) is installed between the rotating shaft and the gear 103, the rotating shaft rotates to drive the gear to rotate, the turnover gear is not moved, the cylindrical cam rotates, the lower end of the rotating shaft extends out of the fixed seat 102 and is fixedly connected with the cylindrical cam 105, an L-shaped walking rod 110 matched with a cam groove 109 of the cylindrical cam 105 is slidably connected to a fixed frame 111, the fixed frame 111 is fixedly connected below the fixed seat 102, the upper end of the L-shaped walking rod 110 abuts against the lower end of the elastic lock pin 106, the elastic lock pin 106 is elastically mounted on the fixing seat 102, the upper end of the elastic lock pin 106 extends out and can be embedded into the positioning hole 112 at the bottom end of the rotary hoop 101, the bottom end of the cylindrical cam 105 is provided with an interface 117 for hanging the operating rod, the lower end of the elastic lock pin 106 is provided with an expansion link 123, the interface 117 is a hanging ring or a threaded hole interface or a square hole interface, an annular cam groove in the cylindrical cam 105 meets the requirement shown in a curve graph 3, the highest point is provided with a horizontal section, the middle part of the horizontal section is provided with a groove, the L-shaped walking rod can be positioned, elastic lock pin clamping is achieved, the distance between the highest point and the lowest point can meet the requirement that the L-shaped walking rod is clamped and separated from locking, one circle of the cylindrical cam corresponds to one positioning hole, the lower end of the expansion link is provided with a balancing weight, and the clamped elastic lock pin can be automatically separated from the positioning hole.
The use principle is as follows: when the L-shaped walking rod 110 is located at the highest point and corresponds to the highest point of the cylindrical cam, the elastic lock pin is embedded into the positioning hole to lock the rotary hoop, when the angle needs to be adjusted, the operation rod connecting interface rotates clockwise for one section (the gear is fixed under the action of the ratchet mechanism), when the elastic lock pin is separated from the positioning hole for a certain distance, the cylindrical cam is driven to rotate and crosses the highest point of the cam (the elastic lock pin is abutted against the lower end of the annular hoop (the upper end of the elastic lock pin is a ball head or is provided with a ball bead) to walk under the action of the telescopic rod), and when the highest point is reached for the second time, the elastic lock pin is clamped into the positioning hole to be positioned again, so that the adjustment of the rotation angle is realized.
Preferably, above-mentioned L type walking pole 110 is provided with the gyro wheel with cam groove 109 matched with, and cam groove 109 is provided with the fender edge that spacing gyro wheel deviates from, sets up the gyro wheel, and walking frictional force is littleer, and perhaps L type walking pole 110's vertical section sets up to the square pole, and the square hole that the mount that corresponds the square pole was seted up corresponds the matching, can realize directional flexible, avoids rotatoryly.
Preferably, above-mentioned fixing base 102 is through radial locking screw 113 locking, and locking screw adopts many, and locking is reliable stable, and 113 the inner supports and leans on in the pole department and has supported the arc sheet rubber, plays the guard action.
Preferably, above-mentioned rotatory staple bolt 101 is two half semicircles and opens the structure, two half semicircles open structure one end and adopt articulated mode articulated, the other end adopts locking mechanism to lock, rotatory staple bolt 101 inboard is provided with two rows about two rows along the flexible radial gyro wheel 114 of the elastic expansion of bracing piece circumference walking, the wheel carrier fixed connection square bar 115 of radial gyro wheel 114, square bar 115 stretches out the square hole on the rotatory staple bolt 101, the outer end is the screw rod structure, adopt the nut to connect, square bar 115 has cup jointed compression spring 117, compression spring 117 is located between wheel carrier and the rotatory staple bolt 101 inner wall, this elastic construction carries out the gyro wheel, in rotatory staple bolt rotation process, can play stabilizing effect and self-centering effect, and play the effect of protection pole.
Preferably, an annular convex ring 120 is arranged near the lower end of the elastic lock pin 106, a lock pin spring 122 is sleeved on the elastic lock pin 106, the lock pin spring 122 abuts between the annular convex ring 120 and the inner end face of the large hole of the stepped hole 119 on the rotary hoop 101, and the stepped hole 119 is covered by an annular cover 121.
Preferably, the linkage rotation driving locking mechanism can be replaced by an independent control mechanism, the independent control mechanism removes a cam linkage mechanism of the linkage rotation driving locking mechanism, two operating rods are adopted to respectively control the gear to rotate and drive the rotation hoop to rotate and the elastic telescopic pin to stretch and control positioning, the independent control mechanism can also realize angle adjustment, and the angle adjustment is finer.
Preferably, the telescopic rod 2 comprises a fixed arm 201 and a telescopic arm 202, one end of the fixed arm 201 is fixedly connected to the rotary limiting mechanism, the other end of the fixed arm is movably inserted into the telescopic arm 202 and fastened by a fastening screw 203, the telescopic adjustment is convenient and fast, and the support is stable and reliable.
Preferably, the pitching arm 3 is rotatably connected to the pitching shaft at the end part of the telescopic rod 2 through double lugs and is connected with the end part of the pitching shaft through a nut in a screwed mode for locking, stress is balanced, and adjustment is convenient.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and therefore the scope of the present invention shall be subject to the protection scope of the claims.

Claims (8)

1. The utility model provides a rotatory stop gear for flexible runing rest of transformer substation which characterized in that: including rotatory staple bolt (101), fixing base (102) and linkage rotation driving locking mechanism, fixing base (102) fixed connection is on bracing piece (5), rotatory staple bolt (101) cover on bracing piece (5) and with fixing base (102) swivelling joint, linkage rotation driving locking mechanism installs on fixing base (102) and can drive rotation and automatic locking to rotation staple bolt (101).
2. The rotation limiting mechanism for the telescopic rotating bracket of the transformer substation as claimed in claim 1, characterized in that: the linkage rotation driving locking mechanism comprises a gear (103), an inner toothed ring (104), a cylindrical cam (105) and an elastic lock pin (106), the bottom end of the rotating hoop (101) is provided with the inner toothed ring (104) and a walking roller (107), the walking roller (107) is arranged on a walking track (108) arranged at the upper end of the fixing seat (102), the gear (103) which is meshed with the inner toothed ring (104) is vertically and rotatably connected onto the fixing seat (102) through a rotating shaft, a ratchet mechanism is installed between the rotating shaft and the gear (103), the lower end of the rotating shaft extends out of the fixing seat (102) and is fixedly connected with the cylindrical cam (105), an L-shaped walking rod (110) matched with a cam groove (109) of the cylindrical cam (105) is slidably connected onto a fixing frame (111), the fixing frame (111) is fixedly connected below the fixing seat (102), the upper end of the L-shaped walking rod (110) abuts against the lower end of the elastic lock pin (106), the elastic lock pin (106) is elastically installed on the fixing seat (102), the upper end of the elastic lock pin (106) can be embedded into a positioning hole (112) at the bottom end of the rotating hoop (101) after extending out of the upper end of the elastic lock pin (105), the elastic lock pin (106), and a lower end of an elastic lock pin operation rod interface (106) is arranged at the lower end (117), and an expansion rod (123) is arranged at the lower end of the elastic lock pin (106).
3. The rotation limiting mechanism for the telescopic rotating bracket of the transformer substation as claimed in claim 2, characterized in that: the L-shaped walking rod (110) is provided with a roller matched with the cam groove (109).
4. The rotation limiting mechanism for the telescopic rotating bracket of the transformer substation according to claim 1, is characterized in that: the fixed seat (102) is locked by a radial locking screw (113).
5. The rotation limiting mechanism for the telescopic rotating bracket of the transformer substation according to claim 1, is characterized in that: the rotary hoop (101) is of a structure that two halves of semi-circles are opened, and the inner side of the rotary hoop is provided with an upper row and a lower row of elastic telescopic radial rollers (114) which travel along the circumferential direction of the support rod.
6. The rotation limiting mechanism for the telescopic rotating bracket of the transformer substation as claimed in claim 1, characterized in that: an annular convex ring (120) is arranged on the elastic lock pin (106) close to the lower end, a lock pin spring (122) is sleeved on the elastic lock pin (106), the lock pin spring (122) abuts between the annular convex ring (120) and the inner end face of the large hole of the stepped hole (119) in the rotary anchor ear (101), and the stepped hole (119) is covered by an annular cover (119).
7. The rotation limiting mechanism for the telescopic rotating bracket of the substation according to claim 5, is characterized in that: one end of the two half-and-half semicircle opening structures is hinged in a hinged mode, and the other end of the two half-and-half semicircle opening structures is locked by a locking mechanism.
8. The rotation limiting mechanism for the telescopic rotating bracket of the transformer substation as claimed in claim 5, characterized in that: the wheel carrier of radial gyro wheel (114) fixed connection square pole (115), square pole (115) stretch out the square hole on rotatory staple bolt (101), and the outer end is the screw rod structure, adopts the nut to connect, and square pole (115) cup joints compression spring (117), and compression spring (117) are located between wheel carrier and the inner wall of rotatory staple bolt (101).
CN202210964681.8A 2022-08-12 2022-08-12 Rotary limiting mechanism for telescopic rotary support of transformer substation Active CN115388278B (en)

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Application Number Priority Date Filing Date Title
CN202210964681.8A CN115388278B (en) 2022-08-12 2022-08-12 Rotary limiting mechanism for telescopic rotary support of transformer substation

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Application Number Priority Date Filing Date Title
CN202210964681.8A CN115388278B (en) 2022-08-12 2022-08-12 Rotary limiting mechanism for telescopic rotary support of transformer substation

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CN115388278A true CN115388278A (en) 2022-11-25
CN115388278B CN115388278B (en) 2024-05-14

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