CN115388278B - Rotary limiting mechanism for telescopic rotary support of transformer substation - Google Patents
Rotary limiting mechanism for telescopic rotary support of transformer substation Download PDFInfo
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- CN115388278B CN115388278B CN202210964681.8A CN202210964681A CN115388278B CN 115388278 B CN115388278 B CN 115388278B CN 202210964681 A CN202210964681 A CN 202210964681A CN 115388278 B CN115388278 B CN 115388278B
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- rod
- lock pin
- rotary
- fixed seat
- telescopic
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- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 230000000903 blocking effect Effects 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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
- 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
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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
- F16M11/043—Allowing translations
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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
- F16M11/10—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting around a horizontal axis
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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
- F16M11/20—Undercarriages with or without wheels
- F16M11/2007—Undercarriages with or without wheels comprising means allowing pivoting adjustment
- F16M11/2014—Undercarriages with or without wheels comprising means allowing pivoting adjustment around a vertical axis
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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
- F16M11/42—Stands 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
- F16M11/425—Stands 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
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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
Landscapes
- 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 supporting rod, one end of the telescopic rod is fixedly connected to the rotation limiting mechanism, the other end of the telescopic rod is hinged with the pitching arm in a self-locking manner, 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
Technical Field
The invention relates to the technical field of telescopic rotating support equipment, in particular to a rotating limiting mechanism for a telescopic rotating support of a transformer substation.
Background
Along with the continuous development of informatization, the transformer substation also gradually realizes remote monitoring, and the most important in the remote monitoring is that field equipment is a camera, and aiming at the transformation of the existing transformer substation, the camera is required to be installed on an existing pole or a newly installed supporting rod, but the camera is installed, and when the position of the coverage area of the camera is required to be adjusted according to some changes of a later transformer substation, particularly when the rotation adjustment is required to be remotely carried out, the camera is required to climb to the pole top to loosen and fasten again, thereby being time-consuming and labor-consuming.
Disclosure of Invention
The invention aims to solve the technical problems that: the utility model provides a rotatory stop gear for flexible runing rest of transformer substation to solve the technical problem that exists among the prior art.
The technical scheme adopted by the invention is as follows: a rotatory stop gear for flexible runing rest of transformer substation, including rotatory stop gear, telescopic link, every single move arm and mount pad, rotatory stop gear installs on the bracing piece, telescopic link one end fixed connection is on rotatory stop gear, and the other end auto-lock articulates there is every single move arm, and mount pad fixed connection is on every single move arm, is provided with the interface that is used for installing the camera on the mount pad.
Preferably, the above-mentioned rotatory stop gear includes rotatory staple bolt, fixing base and linkage rotary drive 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 rotary drive locking mechanism installs on the fixing base and can drive rotatory and automatic locking to the rotary staple bolt.
Preferably, the linkage rotation driving locking mechanism comprises a gear, an inner gear ring, a cylindrical cam and an elastic lock pin, wherein the inner gear ring and a walking roller are arranged at the bottom end of the rotation hoop, the walking roller is arranged on a walking track arranged at the upper end of the fixing seat, the gear meshed with the inner gear ring is vertically and rotatably connected to the fixing seat through a rotating shaft, a ratchet mechanism is arranged between the rotating shaft and the gear, the lower end of the rotating shaft stretches out of the fixing seat and then is fixedly connected with the cylindrical cam, an L-shaped walking rod matched with the cam groove of the cylindrical cam is slidably connected to a fixing frame, the fixing frame is fixedly connected below the fixing seat, the upper end of the L-shaped walking rod abuts against the lower end of the elastic lock pin, the elastic lock pin is elastically arranged on the fixing seat and can be embedded into a positioning hole at the bottom end of the rotation hoop after the upper end stretches out, an interface for hooking an operating rod is arranged at the bottom end of the cylindrical cam, and a telescopic rod is arranged at the lower end of the elastic lock pin.
Preferably, the L-shaped walking bar is provided with a roller cooperating with the cam groove.
Preferably, the fixing seat is locked by a radial locking screw.
Preferably, the rotary hoop is of a two-half semicircular opening structure, and the inner side of the rotary hoop is provided with an upper row of elastic telescopic radial rollers and a lower row of elastic telescopic radial rollers which walk along the circumferential direction of the support rod.
Preferably, one end of the two semicircular opening structures is hinged in a hinged mode, and the other end of the two semicircular opening structures is locked by a locking mechanism.
Preferably, the wheel carrier of the radial roller is fixedly connected with a square rod, the square rod extends out of a square hole on the rotary hoop, the outer end of the square rod is of a screw structure, the square rod is connected with a nut, a compression spring is sleeved on the square rod, and the compression spring is located between the wheel carrier and the inner wall of the rotary hoop.
The invention has the beneficial effects that: compared with the prior art, the remote operation rotating and automatic locking device can realize remote operation rotating and automatic locking of the rotating limiting mechanism, and can realize linkage control, so that the operation is simplified, the time and the labor are saved, the operators are reduced, and the operation is more convenient.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of a rotation limiting mechanism according to the present invention;
FIG. 3 is a schematic view of a cam curve structure;
FIG. 4 is a schematic view of the structure of the installation place of the elastic lock pin.
Detailed Description
The invention will be further described with reference to specific examples.
Example 1: as shown in fig. 2-4, the device comprises a rotary hoop 101, a fixed seat 102 and a linkage rotary driving locking mechanism, wherein the fixed seat 102 is fixedly connected to a supporting rod 5, the rotary hoop 101 is sleeved on the supporting rod 5 and is in rotary connection with the fixed seat 102, and the linkage rotary driving locking mechanism is arranged on the fixed seat 102 and can drive the rotary hoop 101 to rotate and automatically lock, so that linkage control can be realized, operation is simplified, and time and labor are saved.
Preferably, the above-mentioned linkage rotary driving locking mechanism includes gear 103, ring gear 104, cylindrical cam 105 and elastic lock pin 106, the bottom end of rotary hoop 101 is equipped with ring gear 104 and walking roller 107, walking roller 107 is placed in walking track 108 set up on the upper end of fixed seat 102, the gear 103 meshed with ring gear 104 is vertically and rotatably connected on fixed seat 102 by means of rotating shaft (bearing arranged up and down), ratchet mechanism (ratchet structure of cylindrical ratchet wrench) is mounted between rotating shaft and gear 103, forward rotation drives gear rotation, reversing gear is motionless, cylindrical cam rotates, the lower end of rotating shaft is fixedly connected with cylindrical cam 105 after being extended out of fixed seat 102, L-shaped walking bar 110 matched with cam groove 109 of cylindrical cam 105 is slidably connected on fixed frame 111, fixed frame 111 is fixedly connected under fixed seat 102, the upper end of the L-shaped walking rod 110 is propped against the lower end of the elastic lock pin 106, the elastic lock pin 106 is elastically installed on the fixed seat 102, the upper end of the elastic lock pin stretches out and then can be embedded into a positioning hole 112 at the bottom end of the rotary hoop 101, an interface 118 for hooking an operation rod is arranged at the bottom end of the cylindrical cam 105, a telescopic rod 123 is arranged at the lower end of the elastic lock pin 106, the interface 118 is a hanging ring or a threaded hole interface or a square hole interface, an annular cam groove on the cylindrical cam 105 is provided with a horizontal section at the highest point, a groove is arranged in the middle of the horizontal section, positioning of the L-shaped walking rod can be achieved, clamping of the elastic lock pin is achieved, the distance between the highest point and the lowest point can be achieved, the L-shaped walking rod can be clamped and disengaged from the locking, the cylindrical cam walks for one circle to correspond to one positioning hole, a balancing weight is arranged at the lower end of the telescopic rod, 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 the angle needs to be adjusted, the operation rod connecting interface rotates clockwise for a section (under the action of the ratchet mechanism, the gear does not move), when the elastic lock pin is separated from the positioning hole for a section of distance, the cylindrical cam is driven to rotate, the highest point of the cam is crossed (the action of the telescopic rod, the elastic lock pin is propped 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), 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, the L-shaped walking rod 110 is provided with a roller matched with the cam groove 109, the cam groove 109 is provided with a blocking edge for limiting the roller to deviate from, the roller is arranged, the walking friction force is smaller, or the vertical section of the L-shaped walking rod 110 is set to be a square rod, square holes formed in a fixing frame of the corresponding square rod are correspondingly matched, directional expansion and contraction can be realized, and rotation is avoided.
Preferably, the fixing seat 102 is locked by the radial locking screws 113, a plurality of locking screws are adopted, the locking is reliable and stable, the inner end of the locking screw 113 abuts against the pole and abuts against the arc-shaped rubber sheet, and the protection function is achieved.
Preferably, the rotary hoop 101 is in a two-half semi-circle opening structure, one end of the two-half semi-circle opening structure is hinged, the other end of the two-half semi-circle opening structure is locked by a locking mechanism, an upper row of elastic telescopic radial rollers 114 and a lower row of elastic telescopic radial rollers 114 are arranged on the inner side of the rotary hoop 101 and walk along the circumferential direction of the support rod, a square rod 115 is fixedly connected to a wheel frame of the radial rollers 114, the square rod 115 extends out of a square hole on the rotary hoop 101, the outer end of the square rod is in a screw structure, a nut is adopted for connection, the square rod 115 is sleeved with a compression spring 117, the compression spring 117 is positioned between the wheel frame and the inner wall of the rotary hoop 101, and the elastic structure carries out rollers, so that the elastic structure can play a stabilizing role and a self-centering role in the rotary hoop rotating process, and play a role in protecting an electric pole.
Preferably, an annular convex ring 120 is disposed 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 is abutted between the annular convex ring 120 and the large hole inner end surface of a step hole 119 on the rotary hoop 101, and the step hole 119 is covered by an annular cover 121.
Example 2: as shown in fig. 1-4, the telescopic rotating bracket of the transformer substation comprises a rotating limiting mechanism 1, a telescopic rod 2, a pitching arm 3 and a mounting seat 4, wherein the rotating limiting mechanism 1 is arranged on a supporting rod 5, one end of the telescopic rod 2 is fixedly connected to the rotating limiting mechanism 1, the other end of the telescopic rod is hinged with the pitching arm 3 in a self-locking manner, the mounting seat 4 is fixedly connected to the pitching arm 3, and an interface for installing a camera is arranged on the mounting seat 4; the camera is installed on the support, which can be rotated, stretched and pitching, of the transformer substation, so that the camera can be adjusted at any time, the coverage area of the camera can be accurately and conveniently achieved, and the pitching arm can be adjusted to achieve adjustment of a certain height and avoidance of the position.
Preferably, the above-mentioned rotation limiting mechanism 1 includes rotatory staple bolt 101, fixing base 102 and linkage rotary drive locking mechanism, and 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 rotary drive locking mechanism installs on fixing base 102 and can carry out the rotatory and automatic locking of drive of rotatory staple bolt 101, can realize coordinated control, and simplified operation is labour saving and time saving.
Preferably, the above-mentioned linkage rotary driving locking mechanism includes gear 103, ring gear 104, cylindrical cam 105 and elastic lock pin 106, the bottom end of rotary hoop 101 is equipped with ring gear 104 and walking roller 107, walking roller 107 is placed in walking track 108 set up on the upper end of fixed seat 102, the gear 103 meshed with ring gear 104 is vertically and rotatably connected on fixed seat 102 by means of rotating shaft (bearing arranged up and down), ratchet mechanism (ratchet structure of cylindrical ratchet wrench) is mounted between rotating shaft and gear 103, forward rotation drives gear rotation, reversing gear is motionless, cylindrical cam rotates, the lower end of rotating shaft is fixedly connected with cylindrical cam 105 after being extended out of fixed seat 102, L-shaped walking bar 110 matched with cam groove 109 of cylindrical cam 105 is slidably connected on fixed frame 111, fixed frame 111 is fixedly connected under fixed seat 102, the upper end of the L-shaped walking rod 110 is propped against the lower end of the elastic lock pin 106, the elastic lock pin 106 is elastically installed on the fixed seat 102, the upper end of the elastic lock pin stretches out and then can be embedded into a positioning hole 112 at the bottom end of the rotary hoop 101, an interface 118 for hooking an operation rod is arranged at the bottom end of the cylindrical cam 105, a telescopic rod 123 is arranged at the lower end of the elastic lock pin 106, the interface 118 is a hanging ring or a threaded hole interface or a square hole interface, an annular cam groove on the cylindrical cam 105 is provided with a horizontal section at the highest point, a groove is arranged in the middle of the horizontal section, positioning of the L-shaped walking rod can be achieved, clamping of the elastic lock pin is achieved, the distance between the highest point and the lowest point can be achieved, the L-shaped walking rod can be clamped and disengaged from the locking, the cylindrical cam walks for one circle to correspond to one positioning hole, a balancing weight is arranged at the lower end of the telescopic rod, 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 the angle needs to be adjusted, the operation rod connecting interface rotates clockwise for a section (under the action of the ratchet mechanism, the gear does not move), when the elastic lock pin is separated from the positioning hole for a section of distance, the cylindrical cam is driven to rotate, the highest point of the cam is crossed (the action of the telescopic rod, the elastic lock pin is propped 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), 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, the L-shaped walking rod 110 is provided with a roller matched with the cam groove 109, the cam groove 109 is provided with a blocking edge for limiting the roller to deviate from, the roller is arranged, the walking friction force is smaller, or the vertical section of the L-shaped walking rod 110 is set to be a square rod, square holes formed in a fixing frame of the corresponding square rod are correspondingly matched, directional expansion and contraction can be realized, and rotation is avoided.
Preferably, the fixing seat 102 is locked by the radial locking screws 113, a plurality of locking screws are adopted, the locking is reliable and stable, the inner end of the locking screw 113 abuts against the pole and abuts against the arc-shaped rubber sheet, and the protection function is achieved.
Preferably, the rotary hoop 101 is in a two-half semi-circle opening structure, one end of the two-half semi-circle opening structure is hinged, the other end of the two-half semi-circle opening structure is locked by a locking mechanism, an upper row of elastic telescopic radial rollers 114 and a lower row of elastic telescopic radial rollers 114 are arranged on the inner side of the rotary hoop 101 and walk along the circumferential direction of the support rod, a square rod 115 is fixedly connected to a wheel frame of the radial rollers 114, the square rod 115 extends out of a square hole on the rotary hoop 101, the outer end of the square rod is in a screw structure, a nut is adopted for connection, the square rod 115 is sleeved with a compression spring 117, the compression spring 117 is positioned between the wheel frame and the inner wall of the rotary hoop 101, and the elastic structure carries out rollers, so that the elastic structure can play a stabilizing role and a self-centering role in the rotary hoop rotating process, and play a role in protecting an electric pole.
Preferably, an annular convex ring 120 is disposed 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 is abutted between the annular convex ring 120 and the large hole inner end surface of a step hole 119 on the rotary hoop 101, and the step hole 119 is covered by an annular cover 121.
Preferably, the above-mentioned linkage rotation drive locking mechanism can replace independent control mechanism, and independent control mechanism gets rid of linkage rotation drive locking mechanism's cam link gear, adopts two action bars to control rotatory staple bolt of gear rotation drive and flexible control location of elastic expansion pin respectively, and independent control mechanism can realize the adjustment of angle equally, and the angle adjustment is finer moreover.
Preferably, the telescopic rod 2 includes a fixed arm 201 and a telescopic arm 202, one end of the fixed arm 201 is fixedly connected to the rotation limiting mechanism, the other end of the fixed arm 201 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 ears and is locked at the end part of the pitching shaft through nut screw connection, so that the stress is balanced, and the adjustment is convenient.
The foregoing is merely illustrative of the present invention, and the scope of the present invention is not limited thereto, and any person skilled in the art can easily think about variations or substitutions within the scope of the present invention, and therefore, the scope of the present invention shall be defined by the scope of the appended claims.
Claims (6)
1. A rotatory stop gear for flexible runing rest of transformer substation, its characterized in that: the device comprises a rotary hoop (101), a fixed seat (102) and a linkage rotary driving locking mechanism, wherein the fixed seat (102) is fixedly connected to a supporting rod (5), the rotary hoop (101) is sleeved on the supporting rod (5) and is rotationally connected with the fixed seat (102), and the linkage rotary driving locking mechanism is arranged on the fixed seat (102) and can drive the rotary hoop (101) to rotate and automatically lock; 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), wherein the inner gear ring (104) and the walking roller (107) are arranged at the bottom end of the rotation lock pin (101), the walking roller (107) is arranged at a walking track (108) arranged at the upper end of the fixed seat (102), the gear (103) meshed with the inner gear ring (104) is vertically and rotatably connected to the fixed seat (102) through a rotating shaft, a ratchet mechanism is arranged between the rotating shaft and the gear (103), the lower end of the rotating shaft extends out of the fixed seat (102) and then is fixedly connected with the cylindrical cam (105), an L-shaped walking rod (110) matched with the 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 fixed seat (102), the upper end of the L-shaped walking rod (110) extends out and can be embedded into a positioning hole (112) at the bottom end of the rotation lock pin (101), an interface (123) is arranged at the bottom end of the cylindrical cam (105), and an elastic telescopic rod (118) is arranged; the L-shaped travel bar (110) is provided with a roller that mates with the cam groove (109).
2. A rotation limiting mechanism for a telescopic rotating support of a substation according to claim 1, wherein: the fixing seat (102) is locked by a radial locking screw (113).
3. A rotation limiting mechanism for a telescopic rotating support of a substation according to claim 1, wherein: the rotary hoop (101) is of a two-half semicircle opening structure, and the inner side of the rotary hoop is provided with an upper row of elastic telescopic radial rollers (114) and a lower row of elastic telescopic radial rollers walk along the circumferential direction of the support rod.
4. A rotation limiting mechanism for a telescopic rotating support of a substation according to claim 1, wherein: an annular convex ring (120) is arranged at 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) is propped between the annular convex ring (120) and the large-hole inner end surface of a step hole (119) on the rotary hoop (101), and the step hole (119) is covered by an annular cover (121).
5. A rotation limiting mechanism for a telescopic rotating support for a substation according to claim 3, wherein: one end of the two half-semi-circular opening structures is hinged in a hinged mode, and the other end is locked by a locking mechanism.
6. A rotation limiting mechanism for a telescopic rotating support for a substation according to claim 3, wherein: the wheel frame of the radial roller (114) is fixedly connected with a square rod (115), the square rod (115) extends out of a square hole on the rotary hoop (101), the outer end of the square rod is of a screw structure, the square rod is connected by adopting a nut, the square rod (115) is sleeved with a compression spring (117), and the compression spring (117) is positioned between the wheel frame and the inner wall of the rotary hoop (101).
Priority Applications (1)
| 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 |
Applications Claiming Priority (1)
| 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 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115388278A CN115388278A (en) | 2022-11-25 |
| CN115388278B true CN115388278B (en) | 2024-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210964681.8A Active CN115388278B (en) | 2022-08-12 | 2022-08-12 | Rotary limiting mechanism for telescopic rotary support of transformer substation |
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| CN (1) | CN115388278B (en) |
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