CN116873016B - Lifting carrying device for circuit breaker - Google Patents
Lifting carrying device for circuit breaker Download PDFInfo
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- CN116873016B CN116873016B CN202311126056.7A CN202311126056A CN116873016B CN 116873016 B CN116873016 B CN 116873016B CN 202311126056 A CN202311126056 A CN 202311126056A CN 116873016 B CN116873016 B CN 116873016B
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- block
- sliding
- connecting pipe
- rod
- screw rod
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- 230000000670 limiting effect Effects 0.000 claims description 30
- 230000000694 effects Effects 0.000 abstract description 2
- 238000001125 extrusion Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000004484 Briquette Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B3/00—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor
- B62B3/02—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor involving parts being adjustable, collapsible, attachable, detachable or convertible
- B62B3/022—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor involving parts being adjustable, collapsible, attachable, detachable or convertible folding down the body to the wheel carriage or by retracting projecting parts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B3/00—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor
- B62B3/04—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor involving means for grappling or securing in place objects to be carried; Loading or unloading equipment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/065—Scissor linkages, i.e. X-configuration
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B2203/00—Grasping, holding, supporting the objects
- B62B2203/10—Grasping, holding, supporting the objects comprising lifting means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B2203/00—Grasping, holding, supporting the objects
- B62B2203/60—Positioning, means on a cart for loads
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Structural Engineering (AREA)
- Trip Switchboards (AREA)
Abstract
The application relates to the field of circuit breaker transfer trucks, in particular to a circuit breaker lifting carrying device which comprises a base and a bearing seat positioned above the base, wherein universal wheels are arranged on the bottom surface of the base, a connecting pipe is arranged between the base and the bearing seat, shaft pipes are fixedly arranged at two ends of the connecting pipe, a first connecting arm and a second connecting arm are rotatably arranged on the shaft pipes, one end of the first connecting arm is hinged with the top surface of the base, the other end of the first connecting arm is slidably arranged on the bottom surface of the bearing seat, one end of the second connecting arm is slidably arranged on the top side of the base, the other end of the second connecting arm is hinged with the bottom surface of the bearing seat, a first slat is arranged on one surface of the connecting pipe, which is close to the connecting pipe, a first sliding rod penetrates through the connecting pipe in a horizontal direction in a sliding mode, a first locking mechanism is arranged between the shaft pipes and the first sliding rod, and the end of the first slat is positioned at an included angle between the first connecting arm and the second connecting arm. The application has the effect of conveniently adjusting the height of the bearing seat.
Description
Technical Field
The application relates to the field of circuit breaker transfer vehicles, in particular to a lifting carrying device of a circuit breaker.
Background
Circuit breakers are an important protective appliance in power distribution networks, and the circuit breakers are generally placed inside power distribution cabinets. When a circuit breaker is taken out of a power distribution cabinet or put into the power distribution cabinet, a carrying device, also called a circuit breaker transfer vehicle, is generally used.
Currently, related art discloses a circuit breaker transfer vehicle, including a base and a carrier seat located above the base. The top surface of base is provided with many screws, and the screw thread wears to locate the base, and the top of screw rotates the grafting in the bottom surface that bears the seat. When the circuit breaker needs to be taken out of the power distribution cabinet, the circuit breaker transfer trolley is moved to the power distribution cabinet. And then the screw is rotated, so that the height of the bearing seat is adjusted, and the top surface of the bearing seat is flush with the bottom side of the circuit breaker in the power distribution cabinet. And then the circuit breaker is pulled out of the power distribution cabinet and falls into the bearing seat, so that the circuit breaker is taken out of the power distribution cabinet. When the circuit breaker needs to be placed in the power distribution cabinet, the circuit breaker is pushed into the power distribution cabinet from the bearing seat, so that the circuit breaker is placed in the power distribution cabinet.
With respect to the above-mentioned related art, the inventors consider that when the screws are rotated to adjust the height of the susceptor, there may be a gap in the rotation angle of each screw, thereby tilting the top surface of the susceptor. When the circuit breaker is placed on the top surface of the bearing seat for transportation, the circuit breaker may slide off the top surface of the bearing seat. In order to keep the top surface of the bearing seat flat, when the screws are rotated to adjust the height of the bearing seat, the rotation angle of each screw is required to be kept consistent, so that the difficulty of adjusting the height of the bearing seat is increased.
Disclosure of Invention
In order to facilitate adjustment of the height of a bearing seat, the application provides a lifting carrying device of a circuit breaker.
The application provides a lifting carrying device of a circuit breaker, which adopts the following technical scheme:
the utility model provides a circuit breaker lift carrying device, includes the base and is located the bearing seat of base top, the universal wheel is installed to the bottom surface of base, be provided with the connecting pipe between base and the bearing seat, the equal fixed mounting in both ends of connecting pipe has the central siphon, first linking arm and second linking arm are installed in the central siphon rotation, first linking arm and second linking arm rotate towards opposite direction, the one end of first linking arm is articulated with the top surface of base, the other end of first linking arm slides and installs in the bottom surface of bearing the seat, the one end of second linking arm slides and installs in the top side of base, the other end of second linking arm articulates in the bottom surface of bearing the seat, the connecting pipe is provided with first slat, first pole that slides is close to the one side of connecting pipe, first pole that slides runs through the connecting pipe along the horizontal direction, be provided with first locking mechanism between central siphon and the first pole that slides, first locking mechanism is used for restricting or releasing first pole that slides along the horizontal direction, the tip of first linking arm is located the contained angle of first linking arm and second linking arm.
Through adopting above-mentioned technical scheme, promote the base, the base slides on ground through the universal wheel to remove the switch board with the base. And then the bearing seat is pulled to move upwards, so that the top surface of the bearing seat is flush with the bottom side of the circuit breaker in the power distribution cabinet. And the bearing seat is kept flush under the support of the first connecting arm and the second connecting arm, so that the height of the bearing seat can be conveniently adjusted. When the top surface of the bearing seat is level with the bottom side of the circuit breaker in the power distribution cabinet, the first sliding rod penetrates through the connecting pipe along the horizontal direction to push the first strip plate to be abutted against the first connecting arm and the second connecting arm. After the first strip plate is tightly abutted against the first connecting arm and the second connecting arm, the first locking mechanism is started to limit the first sliding rod to slide, so that the situation that the bearing seat is extruded to automatically descend is reduced.
Optionally, first locking mechanism includes handle, screw rod and first briquetting, the one end and the handle fixed connection of screw rod, the other end of screw rod rotates and pegs graft in first briquetting, the screw rod screw thread wears to locate the central siphon, the handle is located the one end that the connecting pipe was kept away from to the central siphon, first briquetting is located inside the connecting pipe, the week side of first briquetting supports to paste in the inner wall of connecting pipe, first indent has been seted up to one side that the screw rod was kept away from to first briquetting, first indent is used for supplying first slide bar to get into.
Through adopting above-mentioned technical scheme, after first strip board supports in first linking arm and second linking arm tightly, rotates the handle, and the handle drives the screw rod and rotates in the central siphon. The screw rod pushes the first pressing block to move towards the first sliding rod. And then the first sliding rod enters the first pressing groove. The inner wall of the first pressing groove is tightly abutted against the rod body of the first sliding rod, so that the first sliding rod is limited to slide. When the first slat is required to be moved, the handle is rotated, and the first pressing block is far away from the first sliding rod, so that the first slat is convenient to move, and the first slat is tightly abutted against the first connecting arm and the second connecting arm.
Optionally, the pole body of first sliding rod and the inner wall of first indent all are provided with the anti-skidding line, the pipe wall fixed mounting of connecting pipe has the guide sleeve, the inside intercommunication of guide sleeve and connecting pipe, the guide sleeve cover is located first sliding rod.
Through adopting above-mentioned technical scheme, the friction force between the inner wall of anti-skidding line increase first indent and the shaft of first pole that slides to when the shaft of reduction first pole that slides tightly supports each other with the inner wall of first indent, the condition that the first pole that slides appears. The guide sleeve is used for supporting the first sliding rod, so that the situation that anti-skidding lines on the first sliding rod are clamped with the pipe wall of the connecting pipe is reduced.
Optionally, the one end fixed mounting that the handle was kept away from to the screw rod has the rotor, the one side that the first briquetting is close to the handle has been seted up and has been supplied the rotor to rotate the rotation groove of placing, the notch fixed mounting in rotation groove is followed to first briquetting has the spacing ring, the spacing ring is used for restricting the rotor and shifts out from the rotation groove.
Through adopting above-mentioned technical scheme, when the screw rod rotates and removes along the length direction of central siphon, the screw rod passes through turning block, spacing ring and indent cooperation to make things convenient for first briquetting to remove along with the screw rod, and reduce that first briquetting appears along with screw rod pivoted condition.
Optionally, first briquetting is provided with the second briquetting, first dovetail has been seted up to one side that the screw rod was kept away from to first briquetting, second briquetting fixed mounting has first dovetail, first dovetail slides and sets up in first dovetail, the second indent that supplies first sliding rod to get into is seted up to one side that the second briquetting is close to the second sliding rod, be provided with drive assembly between connecting pipe and the second briquetting, drive assembly is used for driving the second briquetting and is close to or keep away from first sliding rod.
Through adopting above-mentioned technical scheme, after first indent extrudees first sliding rod, drive assembly drive second briquetting removes to first sliding rod to make the shaft of the first sliding rod of the inner wall extrusion of second indent, and then restrict first sliding rod and slide. When first briquetting leaves first sliding rod, drive assembly drive second briquetting keeps away from first sliding rod to conveniently loosen first sliding rod, and then make things convenient for first sliding rod to slide.
Optionally, the drive assembly includes connecting rod and second forked tail piece, the one end fixed mounting of connecting rod is in the inner wall of connecting pipe, the other end and the second forked tail piece fixed connection of connecting rod, the second forked tail groove that supplies the second forked tail piece to slide is seted up to one side that the first pole that slides is kept away from to the second briquetting, the second forked tail groove sets up along the length direction of connecting pipe, the inner roof and the interior bottom wall of second forked tail groove are by being close to the one end of first briquetting to the other end and keep away from the inner wall of connecting pipe gradually and be the slope setting.
Through adopting above-mentioned technical scheme, when the screw rod promotes first briquetting to the removal of first sliding rod, the interior diapire of second dovetail extrusion second dovetail to make the second briquetting be close to first sliding rod, and then make things convenient for the inner wall of first indent and the shaft body of first sliding rod of inner wall extrusion together of second indent. When the first briquetting is pulled by the screw to be far away from the first sliding rod, the second dovetail block extrudes the inner top wall of the second dovetail groove, so that the second briquetting is far away from the first sliding rod to move, and further the first briquetting and the second briquetting are conveniently far away from the first sliding rod together.
Optionally, the connecting pipe is provided with the second slat, the one side fixed mounting that the second slat is close to the connecting pipe has the second pole that slides, the second pole that slides runs through the connecting pipe along the direction of height that slides, the tip of second slat is located a contained angle of first linking arm and second linking arm, the connecting pipe is provided with the second locking mechanism, the second locking mechanism is used for restricting or releasing the second pole that slides along the direction of height.
By adopting the technical scheme, the second slat slides along the height direction, so that the second slat is abutted against an included angle between the first connecting arm and the second connecting arm. And the included angles of the first connecting arm and the second connecting arm where the first slat and the second slat are positioned are adjacent. The first connecting arm and the second connecting arm are limited to rotate through the first slat, so that the bearing seat is limited to descend. The second slat limits the rotation of the first connecting arm and the second connecting arm, thereby being beneficial to limiting the lifting of the bearing seat.
Optionally, the second locking mechanism includes connecting block, elastic component and third briquetting, connecting block fixed mounting is kept away from one side of first briquetting in the second briquetting, the smooth mouth that supplies the second pole to slide to wear to establish is seted up to the connecting block, the third briquetting passes through the elastic component and installs in the inner wall that the smooth mouth is close to second briquetting one end.
Through adopting above-mentioned technical scheme, when the screw rod promotes first briquetting to first sliding rod removal, first briquetting drives the connecting block through the second briquetting and moves together. And then the elastic piece is tightly abutted against the second sliding rod, so that the second sliding rod is limited to slide along the height direction. When the first pressing block is pulled by the screw to be far away from the first sliding rod, the first pressing block drives the connecting block to move together through the second pressing block. The elastic piece loosens the second sliding rod, so that the second sliding rod can slide along the height direction conveniently.
Optionally, the top surface of bearing seat is provided with two limiting plates relatively, the moving mechanism is installed to the bearing seat, moving mechanism is used for driving two limiting plates to be close to or keep away from each other.
Through adopting above-mentioned technical scheme, according to the width of circuit breaker, adjust the interval of two limiting plates through moving mechanism to make things convenient for two limiting plates to press from both sides the circuit breaker tightly on bearing the seat, reduce the condition that the circuit breaker slided on bearing the seat and appear.
Optionally, the first slider of mobile mechanism, second slider, first lead screw and second lead screw, first slider fixed mounting in one the bottom side of limiting plate, second slider fixed mounting in another the bottom side of limiting plate, the spout that supplies first slider and second slider to slide is seted up to the top surface of bearing seat, the one end of first lead screw rotates and pegs graft in the inner wall of spout one end, the other end of first lead screw and the one end fixed connection of second lead screw, the other end of second lead screw rotates and pegs graft in the inner wall of spout other end, first lead screw thread runs through first slider, second lead screw thread runs through the second slider, the screw thread direction of first lead screw and second lead screw is opposite.
Through adopting above-mentioned technical scheme, rotate first lead screw, first slider and second slider all can't rotate with the inner wall joint of spout to make first slider and second slider be close to each other or keep away from, and then conveniently adjust the distance between two limiting plates.
In summary, the present application includes at least one of the following beneficial technical effects:
according to the position of the circuit breaker, the bearing seat is pulled upwards, the top surface of the bearing seat is flush with the bottom side of the circuit breaker, then the first sliding rod is inserted into the connecting pipe along the horizontal direction, and then the first slat is pushed to move and abut against the first connecting arm and the second connecting arm, so that the bearing seat is limited to descend, the height of the bearing seat is convenient to adjust, and after the height adjustment of the bearing seat is completed, the first locking mechanism is enabled to limit the first sliding rod to move, so that the bearing seat is convenient to support the circuit breaker;
when the circuit breaker is placed on the top surface of the bearing seat, the distance between the two limiting plates is adjusted by the moving mechanism, so that the circuit breaker is clamped by the two limiting plates, and the situation that the circuit breaker slides off the bearing seat is reduced.
Drawings
FIG. 1 is a schematic overall structure of an embodiment of the present application;
fig. 2 is a schematic view showing a structure in which a first coupling arm and a second coupling arm are mounted to a shaft tube according to an embodiment of the present application;
FIG. 3 is a schematic view of a first slat, a second slat, and a connecting tube according to an embodiment of the present application;
FIG. 4 is a cross-sectional view of FIG. 3 at A-A;
fig. 5 is an enlarged view of fig. 4 at a;
FIG. 6 is an exploded view of the first locking mechanism of an embodiment of the present application;
FIG. 7 is a schematic view of a first slat, a second slat, and a connecting tube according to a second aspect of an embodiment of the present application;
FIG. 8 is an exploded view of the second locking mechanism of an embodiment of the present application;
fig. 9 is a schematic structural view of a limiting plate and a moving mechanism according to an embodiment of the present application.
Reference numerals illustrate: 1. a base; 2. a bearing seat; 3. a universal wheel; 4. a connecting pipe; 5. a shaft tube; 6. a first connecting arm; 7. a second connecting arm; 8. a connecting seat; 9. a first slat; 10. a second slat; 11. a first slide bar; 12. a second slide bar; 13. a first locking mechanism; 131. a handle; 132. a screw; 133. a first briquette; 14. a second locking mechanism; 141. a connecting block; 142. an elastic member; 143. a third briquetting; 15. a first pressing groove; 16. a second pressing groove; 17. a rotating block; 18. a rotating groove; 19. a limiting ring; 20. a second briquetting; 21. a first dovetail groove; 22. a second dovetail groove; 23. a first dovetail block; 24. a sliding port; 25. a drive assembly; 251. a connecting rod; 252. a second dovetail block; 26. a guide sleeve; 27. a limiting plate; 28. a moving mechanism; 281. a first slider; 282. a second slider; 283. a first screw rod; 284. a second screw rod; 29. a chute; 30. positioning columns; 31. a hook.
Detailed Description
The present application will be described in further detail with reference to fig. 1 to 9.
The embodiment of the application discloses a lifting carrying device of a circuit breaker.
Referring to fig. 1, a lifting carrier for a circuit breaker includes a base 1 and a carrying seat 2 above the base 1. The universal wheel 3 is fixedly arranged on the bottom side of the base 1, and the base 1 is moved on the ground through the universal wheel 3, so that the carrying device is conveniently pushed to move to a power distribution cabinet where a circuit breaker is arranged.
Referring to fig. 1 and 2, a connecting pipe 4 is provided between the base 1 and the bearing seat 2, and shaft pipes 5 are fixedly installed at both ends of the connecting pipe 4. In the embodiment of the application, the connecting pipe 4 is a square pipe, and the shaft pipe 5 is a circular pipe. The shaft tube 5 is provided with a first connecting arm 6 and a second connecting arm 7. The shaft tube 5 rotates through the middle of the first connection arm 6 and the middle of the second connection arm 7, thereby facilitating the rotation of the first connection arm 6 and the second connection arm 7 about the shaft tube 5. And the first and second connection arms 6 and 7 cannot slide along the length direction of the shaft tube 5.
Referring to fig. 1 and 2, the two ends of the first connecting arm 6 and the two ends of the second connecting arm 7 are hinged with connecting seats 8, the connecting seat 8 at one end of the first connecting arm 6 is fixedly mounted on the top surface of the base 1, and the connecting seat 8 at the other end of the first connecting arm 6 is slidably mounted on the bottom surface of the bearing seat 2. The connecting seat 8 positioned at one end of the second connecting arm 7 is fixedly arranged on the bottom surface of the bearing seat 2, and the connecting seat 8 positioned at the other end of the second connecting arm 7 is slidably arranged on the top surface of the base 1.
When moving the carrying device to the power distribution cabinet with the circuit breaker, pulling the bearing seat 2 to move upwards or downwards to enable the top surface of the bearing seat 2 to be flush with the bottom side of the circuit breaker, the first connecting arm 6 and the second connecting arm 7 can rotate in opposite directions by taking the shaft tube 5 as the shaft tube, and therefore the height of the bearing seat 2 can be conveniently adjusted.
Referring to fig. 3, the connection pipe 4 is provided with a first lath 9 and a second lath 10, the first lath 9 being located at one side of the connection pipe 4. The second lath 10 is located above or below the connecting tube 4, and in the embodiment of the present application, the second lath 10 is located above the connecting tube 4.
Referring to fig. 2 and 3, a first sliding rod 11 is fixedly installed on the surface of the first slat 9, which is close to the connecting pipe 4, and a second sliding rod 12 is fixedly installed on the surface of the second slat 10, which is close to the connecting pipe 4. In the embodiment of the application, two first sliding rods 11 and two second sliding rods 12 are arranged, and the two second sliding rods 12 are arranged between the two first sliding rods 11. The first sliding bar 11 slides in the horizontal direction through the connection pipe 4, and the second sliding bar 12 slides in the height direction through the connection pipe 4. The end of the first strip 9 is located at an angle to the first connecting arm 6 and the second connecting arm 7 and the end of the second strip 10 is located at an angle to the first connecting arm 6 and the second connecting arm 7. The first strip 9 and the second strip 10 are adjacent at an angle.
After the height of the carrying seat 2 is adjusted, the first sliding rod 11 and the second sliding rod 12 pass through the connecting pipe 4. Then the first lath 9 and the second lath 10 are pushed to move, so that the first lath 9 is abutted against the inner wall of one included angle of the first connecting arm 6 and the second connecting arm 7, and the second lath 10 is abutted against the inner wall of the other included angle of the first connecting arm 6 and the second connecting arm 7. The first connecting arm 6 and the second connecting arm 7 are limited to rotate through the first slat 9 and the second slat 10, so that the bearing seat 2 is convenient to support the circuit breaker, and the situation that the bearing seat 2 is extruded and descends by the circuit breaker is reduced.
Referring to fig. 3, 4 and 5, a first locking mechanism 13 is provided between the shaft tube 5 and the first sliding bar 11, and the first locking mechanism 13 includes a handle 131, a screw 132 and a first pressing block 133. One end of the screw 132 is fixedly connected with the handle 131, and the other end of the screw 132 is rotationally inserted into the first pressing block 133. The handle 131 is located the one end that the connecting pipe 4 was kept away from to the central siphon 5, and first briquetting 133 is located the inner wall of connecting pipe 4, and the week lateral wall of first briquetting 133 supports and pastes in the inner wall of connecting pipe 4. The screw 132 is threaded through the shaft tube 5. A first pressing groove 15 for the first sliding rod 11 to enter is formed in one side, away from the screw 132, of the first pressing block 133.
When the first slat 9 abuts against the inner wall of the first connecting arm 6 and the second connecting arm 7, the handle 131 is rotated, the handle 131 drives the screw 132 to rotate, and the screw 132 pushes the first pressing block 133 to move towards the first sliding rod 11. The first sliding rod 11 enters the first pressing groove 15, and the inner wall of the first pressing groove 15 is tightly abutted against the rod body of the first sliding rod 11, so that the first sliding rod 11 is limited to slide along the horizontal direction, and the condition that the first slat 9 is extruded and moved by the first connecting arm 6 and the second connecting arm 7 is reduced. The first slat 9 abuts against the first connecting arm 6 and the second connecting arm 7, so that the situation that the bearing seat 2 is pressed by the circuit breaker to descend is reduced.
Referring to fig. 5 and 6, a rotating block 17 is fixedly mounted at one end of the screw 132 far from the handle 131, and a rotating groove 18 for placing the rotating block 17 in a rotating manner is formed in one surface of the first pressing block 133 close to the handle 131. The first pressing block 133 is fixedly provided with a limiting ring 19 along the notch of the rotating groove 18. When the rotating screw 132 moves in the length direction of the shaft tube 5, the first pressing block 133 is lowered by rotating the rotating block 17 inside the rotating groove 18, which occurs as the screw 132 rotates. The groove bottom of the rotary groove 18 is then pressed by the rotary block 17, so that the screw 132 is facilitated to push the first pressing block 133 to move toward the first sliding bar 11. And the rotating block 17 is clamped with the limiting ring 19, so that the first pressing block 133 is conveniently pulled away from the first sliding rod 11 by the screw 132.
Referring to fig. 5 and 7, the first press blocks 133 are provided with second press blocks 20, and in the embodiment of the present application, each first press block 133 corresponds to two second press blocks 20, and one second press block 20 is located above the first sliding rod 11, and the other second press block 20 is located below the first sliding rod 11.
Referring to fig. 5 and 8, a first dovetail groove 21 is formed in a side of the first pressing block 133 away from the screw 132. The second pressing block 20 is fixedly provided with a first dovetail block 23, and the first dovetail block 23 is slidably arranged in the first dovetail groove 21. The second pressing block 20 is moved closer to or farther from the first sliding rod 11 by sliding the first dovetail block 23 in the first dovetail groove 21.
Referring to fig. 5 and 8, a second pressing groove 16 into which the first sliding rod 11 enters is formed in a side of the second pressing block 20 adjacent to the first sliding rod 11, and when the second pressing block 20 moves toward the first sliding rod 11, the first sliding rod 11 enters the second pressing groove 16. The shaft of the first sliding bar 11 is pressed by the inner wall of the second pressing groove 16, thereby playing a role in restricting the sliding of the first sliding bar 11. When the second pressing block 20 is far away from the first sliding rod 11, the first sliding rod 11 slides out of the second pressing groove 16, so that the first slat 9 is conveniently pushed to move along the horizontal direction.
The second presser 20 is provided with a chamfer along the notch edge of the second presser groove 16, thereby facilitating the entry and exit of the first slide bar 11 into and from the second presser groove 16.
Referring to fig. 5 and 8, a driving assembly 25 is provided between the connection pipe 4 and the second pressing block 20, and the driving assembly 25 includes a connection rod 251 and a second dovetail block 252. One end of the connecting rod 251 is fixedly mounted on the inner wall of the connecting pipe 4, and the other end of the connecting rod 251 is fixedly connected with the second dovetail block 252. The second dovetail groove 22 for sliding the second dovetail block 252 is formed in one side, away from the first sliding rod 11, of the second pressing block 20, and the second dovetail groove 22 is arranged along the length direction of the connecting pipe 4. The inner top wall and the inner bottom wall of the second dovetail groove 22 are each inclined from one end close to the first pressing block 133 to the other end gradually away from the inner wall of the connection pipe 4.
When the rotating screw 132 drives the first pressing block 133 to approach the first sliding rod 11, the second pressing block 20 moves along with the first pressing block 133, so that the second dovetail block 252 slides inside the second dovetail groove 22. The second dovetail block 252 presses the inner bottom wall of the second dovetail groove 22, thereby moving the second press block 20 toward the first slide bar 11, thereby facilitating the first press block 133 and the second press block 20 to approach the first slide bar 11 together.
When the screw 132 is rotated to drive the first pressing block 133 away from the first sliding rod 11, the second pressing block 20 moves along with the first pressing block 133, so that the second dovetail block 252 slides inside the second dovetail groove 22. The second dovetail block 252 presses the inner top wall of the second dovetail groove 22, thereby moving the second press block 20 away from the first slide bar 11, thereby facilitating the first press block 133 and the second press block 20 to be moved away from the first slide bar 11 together.
Referring to fig. 5 and 8, the connection pipe 4 is provided with a second locking mechanism 14, and the second locking mechanism 14 includes a connection block 141, an elastic member 142, and a third pressing block 143. The connecting block 141 is fixedly installed on one side, far away from the first pressing block 133, of the second pressing block 20, and the connecting block 141 is provided with a sliding opening 24 through which the second sliding rod 12 slides. The third pressing block 143 is mounted on the inner wall of the sliding port 24 near one end of the second pressing block 20 through the elastic member 142. In the embodiment of the present application, the elastic member 142 is a spring and a guide rod, and the elastic member 142 is used for driving the third pressing block 143 to move toward the second sliding rod 12.
When the screw 132 pushes the first pressing block 133 to approach the first sliding bar 11, the first pressing block 133 pushes the connection block 141 to move together through the second pressing block 20, so that the third pressing block 143 gradually presses the second sliding bar 12. The third pressing block 143 presses the second sliding rod 12, thereby playing a role of limiting the sliding of the second sliding rod 12, and further facilitating the second lath 10 to remain fixed. The second strip 10 is fixed when being abutted against the first connecting arm 6 and the second connecting arm 7, so that the situation that the bearing seat 2 moves upwards is reduced.
The shaft of the first sliding rod 11, the shaft of the second sliding rod 12, the inner wall of the first pressing groove 15, the inner wall of the second pressing groove 16 and one side of the third pressing block 143 far away from the elastic piece 142 are all provided with anti-skid patterns, so that the limiting effect of the first locking mechanism 13 on the first sliding rod 11 is improved, and the limiting effect of the second locking mechanism 14 on the second sliding rod 12 is improved.
Referring to fig. 5, the first sliding rod 11 and the second sliding rod 12 are respectively sleeved with a guide sleeve 26, one end of the guide sleeve 26 is fixedly connected with the outer wall of the connecting pipe 4, and the guide sleeve 26 is communicated with the inside of the connecting pipe 4. The first sliding rod 11 and the second sliding rod 12 are supported through the guide sleeve 26, so that the situation that anti-slip patterns on the first sliding rod 11 and the second sliding rod 12 are clamped with the pipe wall of the connecting pipe 4 is reduced.
Referring to fig. 1 and 9, two limiting plates 27 are disposed on the top surface of the carrying seat 2, and a moving mechanism 28 is mounted on the carrying seat 2. The moving mechanism 28 includes a first slider 281, a second slider 282, a first screw 283, and a second screw 284. The first slider 281 is fixedly mounted on the bottom side of one limiting plate 27, and the second slider 282 is fixedly mounted on the bottom side of the other limiting plate 27. The top surface of the bearing seat 2 is provided with a sliding groove 29 for sliding the first sliding block 281 and the second sliding block 282, and one end of the first screw rod 283 is rotationally inserted into the inner wall of one end of the sliding groove 29. The other end of the first screw rod 283 is fixedly connected with one end of the second screw rod 284, and the other end of the second screw rod 284 is rotationally inserted into the inner wall of the other end of the chute 29. The first screw rod 283 is threaded through the first slider 281, the second screw rod 284 is threaded through the second slider 282, and the threads of the first screw rod 283 and the second screw rod 284 are opposite in direction.
The first screw rod 283 is rotated, and the first sliding block 281 and the second sliding block 282 are clamped with the inner wall of the sliding groove 29, so that the first sliding block 281 and the second sliding block 282 move in opposite directions inside the sliding groove 29, and the distance between the two limiting plates 27 is conveniently adjusted. When the circuit breaker is placed on the bearing seat 2, the first screw rod 283 is rotated, so that the two limiting plates 27 clamp the circuit breaker, and the condition that the circuit breaker slides off from the bearing seat 2 is reduced.
Referring to fig. 1, a positioning column 30 is fixedly mounted on the peripheral side wall of the bearing seat 2, and the positioning column 30 is inserted into an original positioning hole of the power distribution cabinet, so that the top surface of the bearing seat 2 is conveniently adjusted to be flush with the bottom side of the circuit breaker. The bearing seat 2 is also slidably provided with a hook 31. In the original locating hole of reference column 30 inserted the switch board, remove couple 31 hook the switch board to reduce the condition that carrying device removed through universal wheel 3 appears.
The implementation principle of the lifting carrying device of the circuit breaker provided by the embodiment of the application is as follows: when the circuit breaker needs to be taken down from the power distribution cabinet, the carrying device is pushed to move to the power distribution cabinet. Then upwards pulling bears seat 2, lets reference column 30 insert the original locating hole of switch board, still has couple 31 to hook the switch board to make the top surface that bears seat 2 and the bottom side of circuit breaker flush.
After that, the first slide bar 11 is inserted into the connection pipe 4 in the horizontal direction, and the second slide bar 12 is inserted into the slide bar in the height direction. The first strip 9 and the second strip 10 are pushed to move towards the connecting pipe 4, so that the first strip 9 is abutted against the first connecting arm 6 and the second connecting arm 7, and the second strip 10 is abutted against the first connecting arm 6 and the second connecting arm 7.
Then, the handle 131 is rotated, the handle 131 drives the screw 132 to rotate, and the screw 132 pushes the first pressing block 133 to move towards the first sliding rod 11, so that the inner wall of the first pressing groove 15 is tightly abutted against the rod body of the first sliding rod 11. When the first pressing groove 15 abuts against the shaft of the first sliding rod 11, the second dovetail block 252 presses the inner bottom wall of the second dovetail groove 22, so that the second pressing block 20 descends, and the first sliding rod 11 also enters the second pressing groove 16. The first sliding bar 11 is pressed by the inner wall of the first pressing groove 15 and the inner wall of the second pressing groove 16, thereby restricting the sliding of the first sliding bar 11. By limiting the sliding of the first sliding rod 11, the first slat 9 is kept tightly abutted against the first connecting arm 6 and the second connecting arm 7, so that the situation that the bearing seat 2 moves downwards after being extruded by the circuit breaker is reduced.
When the first pressing block 133 abuts against the first sliding rod 11, the first pressing block 133 pushes the connecting block 141 to move through the second pressing block 20, so that the third pressing block 143 abuts against the second sliding rod 12. The third pressing block 143 is tightly abutted against the second sliding rod 12, so that the second sliding rod 12 is limited to slide. By restricting the sliding movement of the second sliding rod 12, the second slat 10 is kept tightly abutted against the first connecting arm 6 and the second connecting arm 7, and the situation that the bearing seat 2 moves upwards after being subjected to upward pulling force is further reduced.
After the first and second strips 9, 10 remain fixed, the circuit breaker is pulled out of the switchgear and falls over the carrier 2. The first screw 283 is then rotated so that the two limiting plates 27 clamp the circuit breaker, thereby completing the removal of the circuit breaker from the power distribution cabinet. When the circuit breaker needs to be put back into the power distribution cabinet, the circuit breaker is pushed back into the power distribution cabinet from the bearing seat 2.
When the carrying device is not needed, the handle 131 is rotated to enable the first pressing plate and the second pressing plate to be far away from the first sliding rod 11, and the third pressing block 143 releases the second sliding rod 12. The first and second sliding bars 11 and 12 are then taken out of the connection pipe 4. Then the carrier is pressed downwards, so that the height of the carrier is reduced, and the carrier is conveniently stored.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (5)
1. The utility model provides a circuit breaker lift carrier which characterized in that: including base (1) and be located the carrier (2) of base (1) top, universal wheel (3) are installed to the bottom surface of base (1), be provided with connecting pipe (4) between base (1) and carrier (2), the equal fixed mounting in both ends of connecting pipe (4) has central siphon (5), first linking arm (6) and second linking arm (7) are installed in central siphon (5) rotation, first linking arm (6) and second linking arm (7) rotate towards opposite direction, the one end of first linking arm (6) is articulated with the top surface of base (1), the other end of first linking arm (6) slides and installs in the bottom surface of carrier (2), the one end of second linking arm (7) slides and installs in the top side of base (1), the other end of second linking arm (7) articulates in the bottom surface of carrier (2), connecting pipe (4) are provided with first slat (9), first (9) are close to the bottom surface of connecting pipe (4) and are installed first slat (11), first slat (11) slide and are slided and are set up between first slat (11) and the horizontal slip and are run through in the bottom surface of carrier (2), the first locking mechanism (13) is used for limiting or releasing the first sliding rod (11) to slide along the horizontal direction, the end part of the first slat (9) is located at an included angle between the first connecting arm (6) and the second connecting arm (7), the first locking mechanism (13) comprises a handle (131), a screw rod (132) and a first pressing block (133), one end of the screw rod (132) is fixedly connected with the handle (131), the other end of the screw rod (132) is rotationally inserted into the first pressing block (133), the screw rod (132) is threaded through the shaft tube (5), the handle (131) is located at one end of the shaft tube (5) far away from the connecting pipe (4), the first pressing block (133) is located inside the connecting pipe (4), the periphery of the first pressing block (133) is abutted to the inner wall of the connecting pipe (4), one side of the first pressing block (133) far away from the screw rod (132) is provided with a first pressing groove (15), the first pressing groove (15) is used for allowing the first sliding rod (11) to enter, the connecting pipe (4) is internally provided with a second pressing block (20) far away from the first pressing block (133), one side of the first pressing block (132) is far away from the first pressing block (20), the second pressing block (20) is fixedly provided with a first dovetail block (23), the first dovetail block (23) is slidably arranged in the first dovetail groove (21), one side of the second pressing block (20) close to the second sliding rod (12) is provided with a second pressing groove (16) for the first sliding rod (11) to enter, a driving assembly (25) is arranged between the connecting pipe (4) and the second pressing block (20), the driving assembly (25) is used for driving the second pressing block (20) to be close to or far away from the first sliding rod (11), the driving assembly (25) comprises a connecting rod (251) and a second dovetail block (252), one end of the connecting rod (251) is fixedly arranged on the inner wall of the connecting pipe (4), the other end of the connecting rod (251) is fixedly connected with the second dovetail block (252), one side of the second pressing block (20) far away from the first sliding rod (11) is provided with a second dovetail groove (22) for the second dovetail block (252), the second dovetail groove (22) is arranged along the length direction of the connecting pipe (4) and is gradually inclined from the inner wall (10) of the connecting pipe (4) to the inner wall (133), the utility model provides a connecting rod, including connecting rod (4), connecting rod (12) are located first connecting arm (6) and second connecting arm (7), one side fixed mounting that second slat (10) is close to connecting pipe (4) has second pole (12) that slides, second pole (12) that slides highly along the direction, the tip of second slat (10) is located an contained angle of first connecting arm (6) and second connecting arm (7), connecting pipe (4) are provided with second locking mechanism (14), second locking mechanism (14) are used for restricting or releasing second pole (12) and slide highly along the direction, second locking mechanism (14) include connecting block (141), elastic component (142) and third briquetting (143), connecting block (141) fixed mounting keeps away from one side of first briquetting (133) in second briquetting (20), connecting block (141) have seted up and have been supplied second pole (12) that slides and wear to establish smooth mouth (24), third briquetting (143) are installed in the inner wall that smooth mouth (24) are close to second briquetting (20) one end through elastic component (142).
2. The circuit breaker lift carrier of claim 1 wherein: the novel sliding rod is characterized in that anti-skidding lines are formed in the rod body of the first sliding rod (11) and the inner wall of the first pressing groove (15), a guide sleeve (26) is fixedly arranged on the pipe wall of the connecting pipe (4), the guide sleeve (26) is communicated with the inside of the connecting pipe (4), and the guide sleeve (26) is sleeved on the first sliding rod (11).
3. The circuit breaker lift carrier of claim 1 wherein: one end that handle (131) was kept away from to screw rod (132) is fixed mounting has rotating block (17), one side that first briquetting (133) is close to handle (131) has been seted up and has been supplied rotating block (17) to rotate rotation groove (18) of placing, notch fixed mounting along rotating groove (18) of first briquetting (133) has spacing ring (19), spacing ring (19) are used for restricting rotating block (17) and shift out from rotating groove (18).
4. The circuit breaker lift carrier of claim 1 wherein: the top surface of bearing seat (2) is provided with two limiting plates (27) relatively, moving mechanism (28) is installed to bearing seat (2), moving mechanism (28) are used for driving two limiting plates (27) to be close to or keep away from each other.
5. The circuit breaker lift carrier of claim 4 wherein: the moving mechanism (28) comprises a first sliding block (281), a second sliding block (282), a first screw rod (283) and a second screw rod (284), wherein the first sliding block (281) is fixedly installed on the bottom side of the limiting plate (27), the second sliding block (282) is fixedly installed on the other bottom side of the limiting plate (27), a sliding groove (29) for sliding the first sliding block (281) and the second sliding block (282) is formed in the top surface of the bearing seat (2), one end of the first screw rod (283) is rotationally inserted into the inner wall of one end of the sliding groove (29), the other end of the first screw rod (283) is fixedly connected with one end of the second screw rod (284), the other end of the second screw rod (284) is rotationally inserted into the inner wall of the other end of the sliding groove (29), threads of the first screw rod (283) penetrate through the first sliding block (281), threads of the second screw rod (284) penetrate through the second sliding block (282), and the threads of the first screw rod (283) and the threads of the second screw rod (284) are opposite in directions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311126056.7A CN116873016B (en) | 2023-09-04 | 2023-09-04 | Lifting carrying device for circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311126056.7A CN116873016B (en) | 2023-09-04 | 2023-09-04 | Lifting carrying device for circuit breaker |
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| Publication Number | Publication Date |
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| CN116873016A CN116873016A (en) | 2023-10-13 |
| CN116873016B true CN116873016B (en) | 2023-12-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202311126056.7A Active CN116873016B (en) | 2023-09-04 | 2023-09-04 | Lifting carrying device for circuit breaker |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE29622687U1 (en) * | 1996-10-18 | 1997-06-19 | Haar Joachim De | Scissor lift truck |
| US5649608A (en) * | 1993-12-17 | 1997-07-22 | Bishamon Industries Corporation | Load transport lifter |
| CN105226544A (en) * | 2015-10-27 | 2016-01-06 | 江苏省电力公司镇江供电公司 | Station dolly |
| EP3160892A1 (en) * | 2015-08-28 | 2017-05-03 | Hoerbiger Holding AG | Loading apparatus |
| CN107117196A (en) * | 2017-06-08 | 2017-09-01 | 盐城雪尔纺织有限公司 | One kind weaving stroller |
| CN209258170U (en) * | 2018-03-07 | 2019-08-16 | 深圳供电局有限公司 | A kind of transfer car(buggy) of high-voltage switch cabinet breaker |
| CN112406991A (en) * | 2020-12-01 | 2021-02-26 | 嘉兴元达机械有限公司 | High-order carrier with high security |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102013008020B4 (en) * | 2013-05-08 | 2016-02-18 | Hoerbiger Holding Ag | loader |
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- 2023-09-04 CN CN202311126056.7A patent/CN116873016B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5649608A (en) * | 1993-12-17 | 1997-07-22 | Bishamon Industries Corporation | Load transport lifter |
| DE29622687U1 (en) * | 1996-10-18 | 1997-06-19 | Haar Joachim De | Scissor lift truck |
| EP3160892A1 (en) * | 2015-08-28 | 2017-05-03 | Hoerbiger Holding AG | Loading apparatus |
| CN105226544A (en) * | 2015-10-27 | 2016-01-06 | 江苏省电力公司镇江供电公司 | Station dolly |
| CN107117196A (en) * | 2017-06-08 | 2017-09-01 | 盐城雪尔纺织有限公司 | One kind weaving stroller |
| CN209258170U (en) * | 2018-03-07 | 2019-08-16 | 深圳供电局有限公司 | A kind of transfer car(buggy) of high-voltage switch cabinet breaker |
| CN112406991A (en) * | 2020-12-01 | 2021-02-26 | 嘉兴元达机械有限公司 | High-order carrier with high security |
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| Publication number | Publication date |
|---|---|
| CN116873016A (en) | 2023-10-13 |
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