CN118033182B - Secondary circuit detector for switch cabinet - Google Patents
Secondary circuit detector for switch cabinet Download PDFInfo
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- CN118033182B CN118033182B CN202410418629.1A CN202410418629A CN118033182B CN 118033182 B CN118033182 B CN 118033182B CN 202410418629 A CN202410418629 A CN 202410418629A CN 118033182 B CN118033182 B CN 118033182B
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- 238000001514 detection method Methods 0.000 claims abstract description 50
- 230000000149 penetrating effect Effects 0.000 claims description 12
- 230000003044 adaptive effect Effects 0.000 claims description 10
- 244000309464 bull Species 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000006798 recombination Effects 0.000 description 1
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- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The invention discloses a secondary circuit detector of a switch cabinet, which relates to the field of electric power engineering and comprises a detection machine body, wherein a display screen is arranged on one side of the top of the detection machine body, two wire plugs are arranged at the rear part of the display screen, which is positioned on the top of the detection machine body, a control area is arranged on the other side of the top of the detection machine body, a lifting structure is arranged at the bottom of the detection machine body, the lifting structure comprises two pairs of supporting legs, a top cover is rotatably arranged on the rear part of the detection machine body, which is positioned on the bottom of the detection machine body and is rotatably provided with rotating shafts on the front part and the rear part, two storage grooves are formed in the detection machine body, and the two pairs of supporting legs are respectively positioned in the two storage grooves and fixedly connected with the outer surfaces of the two rotating shafts. According to the invention, the detector can be lifted by arranging the lifting structure, so that a worker does not need to bend to operate the detector.
Description
Technical Field
The invention relates to the field of power engineering, in particular to a secondary circuit detector for a switch cabinet.
Background
The power system field covers generation, transmission, distribution and related equipment and technology of power, is a wide and comprehensive field, and from traditional power plants to renewable energy facilities to high-voltage transmission lines, substations and distribution equipment, the power system field relates to design, operation and management of each link so as to ensure safety, reliability and high efficiency of power supply, and a secondary circuit detector of a switch cabinet is used for detecting a secondary circuit in the switch cabinet and ensures normal operation and safety of the power system;
The Chinese patent with the publication number of CN210665987U discloses that the structure of the device comprises a protective cover and an automatic detector, the protective cover is connected to one side of the automatic detector through a bolt, the automatic detector comprises a detection device and a protection device, the protection device is fixedly connected to one side of the detection device through embedding, and the protection device comprises a switch mechanism and a protection box. Although it can provide reliable protection when the detector suffers from a short circuit or an overload, the height of the detector is fixed, so that when the detector is placed at a low position, a person is required to bend down to operate the detector, which is unfavorable for the rapid use of the detector, and the display area of the detector is vertically upward, and the angle of the display area is fixed, so that the person needs to walk to the side of the detector to view when the person wants to read the data detected by the detector, and the convenience in use of the detector is further reduced.
Disclosure of Invention
The invention mainly aims to provide a secondary circuit detector for a switch cabinet, which can effectively solve the technical problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
The utility model provides a cubical switchboard secondary circuit detector, includes detects the organism, the top of detecting the organism is provided with the display screen by one side, the top of detecting the organism is located the rear portion of display screen and is provided with two wire plugs, the top of detecting the organism is provided with the control district by the opposite side, the bottom of detecting the organism is provided with the structure of raising, it includes two pairs of landing legs to raise the structure, the rear portion of detecting the organism is by the top through two hinge rotation installation top cap, the inside of detecting the organism is by the bottom and be located the front portion and the equal rotation in rear portion and install the pivot, two storage slots have been seted up to the inside of detecting the organism run through the bottom, two pairs of landing legs are located the inside of two storage slots and with the surface fixed connection of two pivots respectively, two the both ends of pivot run through the equal fixed mounting in both sides of detecting the organism respectively, the both sides of detecting the organism are by the front portion and the equal fixed mounting in rear portion of both sides of detecting the organism, fixedly connected with two springs between connecting block and the pawl.
As a further scheme of the invention, the pawl is adaptively matched with the ratchet wheel, and tooth grooves of the ratchet wheel are combined with vertical surfaces in an inclined plane.
As a further scheme of the invention, connecting rods are fixedly connected between a pair of pawls close to the front part and a pair of pawls close to the rear part, one ends of the two connecting rods penetrate through one sides of the two pawls close to one side respectively, slots are formed in the outer surfaces of the two connecting rods close to one ends, fixed blocks are fixedly arranged on the other sides close to the front part and the rear part of the detection machine body, sliding grooves are formed in the side surfaces of the fixed blocks in a penetrating mode, inserting blocks are slidably arranged in the sliding grooves, guide rods are fixedly arranged in the rear parts of the inserting blocks in a penetrating mode, springs II are fixedly connected between the rear parts of the inserting blocks and the inner parts of the sliding grooves and positioned on the outer surfaces of the guide rods, and the inserting blocks are in adaptive matching with the slots.
As a further scheme of the invention, an adjusting structure is arranged on the other side of the detection machine body, the adjusting structure comprises two bevel gear wheels, two groups of supporting blocks are fixed on the other side of the detection machine body, two connecting shafts are rotatably arranged on the other side of the detection machine body through the two groups of supporting blocks, bevel gears I are fixedly connected to the side faces of two ratchet wheels on the other side, bevel gears II are fixedly connected to the distant ends of the two connecting shafts, the two bevel gear wheels are respectively arranged on the outer surfaces of the two connecting shafts close to each other, a top block is fixedly arranged between the tops of the two bevel gear wheels on the other side of the detection machine body, a rotary rod is rotatably arranged at the top of the top block, a conical gear is fixedly connected between the two bevel gear wheels on the bottom of the rotary rod, and the close ends of the two connecting shafts are positioned on the two bevel gear wheels.
As a further aspect of the invention, the first bevel gear is meshed with the second bevel gear, and the bevel gears are meshed with the two bevel gear plates at the same time.
As a further scheme of the invention, the mutually approaching ends of the two connecting shafts are fixedly provided with limiting plates, the mutually distant sides of the two limiting plates are fixedly provided with six hexagonal blocks, the mutually distant sides of the two bevel gear plates are respectively provided with six hexagonal grooves, the outer surfaces of the two connecting shafts are respectively provided with six straight grooves near the mutually approaching ends, the interiors of the two bevel gear plates are respectively fixedly provided with six supporting blocks, the supporting blocks are in adaptive matching with the straight grooves, and the hexagonal blocks are in adaptive matching with the hexagonal grooves.
As a further scheme of the invention, six rotating grooves are formed on the outer surfaces of the two connecting shafts, the rotating grooves are communicated with the straight grooves, and a spring III is fixedly connected between the side surface of the bevel gear disk and the outer surface of the supporting block, which is positioned on the connecting shaft.
As a further scheme of the invention, five clamping grooves are formed in the top of the top block in a penetrating manner, six clamping blocks are fixedly arranged on the outer surface of the rotating rod at the top of the top block, a limiting block is fixedly arranged on the top of the rotating rod, a rotating block is arranged at the top of the top block, clamping sliding grooves are formed in the top of the rotating block in a penetrating manner, the clamping sliding grooves are in adaptive matching with the six clamping blocks, five clamping rods are fixedly arranged at the bottom of the rotating block, the clamping rods are in adaptive matching with the clamping grooves, and a spring IV is fixedly connected with the outer surface of the rotating rod between the top of the rotating block and the bottom of the limiting block.
As a further scheme of the invention, the two pairs of supporting legs are arranged in a crossing way, and one end of each supporting leg is positioned in the storage groove and is rotatably provided with a foot pad.
The beneficial effects of the invention are as follows:
Through setting up and raising the structure, rotate two pairs of landing legs and rotate, drive two pivots and rotate, and then drive four ratchet rotations, two ratchet rotations clockwise in the front portion, two ratchet anticlockwise rotations in the back portion, the inclined plane and the pawl contact of ratchet, when the landing leg rotates and lifts the organism to the predetermined position, the perpendicular face and the pawl contact of ratchet for the pawl can't rotate, and then make the ratchet can't rotate, make the pivot unable to reset and rotate, and then make two pairs of landing legs fixed in this position, make can continuously carry out the work of raising to the organism;
When the supporting leg is required to be retracted, the rotating connecting rod drives the pawls at the two sides to rotate clockwise, so that the pawls are not clamped with the ratchet wheel any more, when the slot is rotated to the position of the inserting block, the second spring rebounds to drive the inserting block to move, so that the inserting block is clamped with the slot, at the moment, the ratchet wheel can rotate anticlockwise, the rotating shaft can rotate, and the supporting leg can be recycled to the inside of the containing groove;
through setting up adjusting structure, rotate the bull stick and drive the bevel gear rotation, and then drive two bevel gear discs and rotate, drive two coupling rotations, through first and two intermeshing of bevel gear, drive the ratchet and rotate, and then make two pivots synchronous rotations and opposite direction, and then make two pairs of landing legs can be rotated in step, and then raise its detection organism for detect the height increase of organism, and then be convenient for the staff observe the detected data through the display screen;
The front bevel gear disk is pulled to enable the front bevel gear disk to move along six straight grooves through six supporting blocks, so that the front bevel gear disk is not meshed with a bevel gear any more, at the moment, a bevel gear is driven to rotate through a rotating rod, the rear bevel gear disk can be driven to rotate, further a rear rotating shaft is driven to rotate, a pair of supporting legs are driven to rotate, further the angle of a detection machine body is changed, the display angle of a display screen is changed, the display screen can face a worker, and the worker does not need to look into the display screen in a overlooking mode;
The bevel gears are rotated to drive the two bevel gear plates to synchronously rotate, so that the two pairs of supporting legs rotate, when the detecting machine body is lifted to a certain height, the bevel gear plates at the front part are pulled to be not meshed with the bevel gears, and then the bevel gears are rotated to enable the pair of supporting legs at the rear part to rotate, so that the displaying angle of the display screen can be adjusted after the detecting machine body is at a certain height;
The two connecting shafts rotate independently, so that the detection machine body can be stably placed even on bearing surfaces with different heights, and the detection machine body is more convenient and efficient to use;
The front bevel gear disk is pulled to enable the front bevel gear disk to move along six straight grooves through six supporting blocks, so that the front bevel gear disk is not meshed with a bevel gear any more, at the moment, a bevel gear is driven to rotate through a rotating rod, the rear bevel gear disk can be driven to rotate, further a rear rotating shaft is driven to rotate, a pair of supporting legs are driven to rotate, further the angle of a detection machine body is changed, the display angle of a display screen is changed, the display screen can face a worker, and the worker does not need to look into the display screen in a overlooking mode;
when the detecting machine body is lifted to a certain height, the bevel gear disk at the front part is pulled to be not meshed with the bevel gear, and then the bevel gear is rotated to rotate a pair of supporting legs at the rear part, so that the displaying angle of the display screen can be adjusted after the detecting machine body is at a certain height;
The conical gear disc is pulled to enable the conical gear disc to move along the six straight grooves through the six supporting blocks, the spring III is compressed at the moment, when the six supporting blocks synchronously move to one ends of the six straight grooves, the conical gear disc is rotated to enable the six supporting blocks to respectively enter the six rotating grooves, the spring III can provide thrust for the conical gear disc, the supporting blocks are located in the rotating grooves and limited in position, and therefore the conical gear disc is fixed at the moment, and further people do not need to continuously pull the conical gear disc when adjusting the display angle of a display screen;
The rotating block is pulled upwards, the rotating block moves upwards along six clamping blocks through the clamping sliding grooves, when five clamping rods are separated from five clamping grooves, the rotating block is rotated, the clamping sliding grooves are matched with the six clamping blocks in an adaptation mode, the rotating rod is driven to rotate, the spring four is compressed, the rotating block is loosened, the spring four rebounds, the rotating block is driven to reset together with the five clamping rods, the five clamping rods are enabled to be in recombination with the five clamping grooves, and at the moment, the rotating rod and the bevel gear cannot rotate, so that two connecting shafts cannot rotate.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a secondary circuit detector of a switch cabinet according to the present invention;
FIG. 2 is a view of the bottom view of the switch cabinet secondary circuit detector of the present invention with its lifting structure separated;
FIG. 3 is an enlarged view of portion A of FIG. 2 of a switchgear secondary circuit detector of the present invention;
FIG. 4 is a schematic diagram of the structure of a connecting rod and a fixed block of the secondary circuit detector of the switch cabinet;
FIG. 5 is a diagram showing the separation of the ratchet and pawl structure of a secondary circuit detector of a switch cabinet according to the present invention;
FIG. 6 is a schematic diagram of an adjusting structure of a secondary circuit detector of a switch cabinet according to the present invention;
FIG. 7 is a diagram showing the disassembly and turnover of the bevel gear disk structure of the secondary circuit detector of the switch cabinet;
fig. 8 is a split view of a rotary block structure of a secondary circuit detector of a switch cabinet according to the present invention.
In the figure: 1. detecting a machine body; 2. a display screen; 3. a wire plug; 4. a manipulation zone; 5. a top cover; 6. raising the structure; 7. an adjustment structure; 8. a support leg; 9. a storage groove; 10. a rotating shaft; 11. a ratchet wheel; 12. a pawl; 13. a connecting block; 14. a first spring; 15. a connecting rod; 16. a slot; 17. a fixed block; 18. a sliding groove; 19. inserting blocks; 20. a guide rod; 21. a second spring; 22. a support block; 23. a connecting shaft; 24. a first bevel gear; 25. a second bevel gear; 26. bevel gear disk; 27. a top block; 28. a rotating rod; 29. a bevel gear; 30. a limiting disc; 31. hexagonal blocks; 32. a hexagonal groove; 33. a straight groove; 34. a rotary groove; 35. a support block; 36. a third spring; 37. a clamping groove; 38. a clamping block; 39. a limiting block; 40. a spring IV; 41. a rotating block; 42. the clamping chute; 43. and (5) clamping the rod.
Detailed Description
The invention is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
As shown in fig. 1-8, a switch cabinet secondary circuit detector comprises a detection body 1, a display screen 2 is arranged on one side of the top of the detection body 1, two wire plugs 3 are arranged on the rear portion of the display screen 2, which are positioned on the top of the detection body 1, a control area 4 is arranged on the other side of the top of the detection body 1, a lifting structure 6 is arranged on the bottom of the detection body 1, the lifting structure 6 comprises two pairs of supporting legs 8, a top cover 5 is rotatably arranged on the rear portion of the detection body 1 through two hinges, a rotating shaft 10 is rotatably arranged on the inner portion of the detection body 1 on the bottom and on the front portion and the rear portion, two storage grooves 9 are formed in the inner portion of the detection body 1 through the bottom, the two pairs of supporting legs 8 are respectively positioned in the two storage grooves 9 and fixedly connected with the outer surfaces of the two rotating shafts 10, two ends of the two rotating shafts 10 respectively penetrate through ratchet wheels 11 which are fixedly arranged on two sides of the detection body 1, two sides of the detection body 1 are rotatably provided with pawls 12 on the front portion and the rear portion, two sides of the detection body 1 are fixedly provided with two connecting blocks 13, and two spring connecting blocks 14 which are fixedly connected between the two connecting blocks 12 and the front portion and the rear portion.
In this embodiment, the pawl 12 is adaptively matched with the ratchet 11, the tooth slot of the ratchet 11 is formed by combining an inclined plane and a vertical plane, when the ratchet 11 rotates clockwise, the inclined plane of the ratchet 11 contacts with the pawl 12, and when the ratchet 11 is ready to rotate anticlockwise, the vertical plane of the ratchet 11 contacts with the pawl 12, so that the pawl 12 cannot rotate, and the ratchet 11 cannot rotate.
In this embodiment, a connecting rod 15 is fixedly connected between a pair of pawls 12 near the front and a pair of pawls 12 near the rear, one ends of the two connecting rods 15 respectively penetrate through one sides of the two pawls 12 near one side, slots 16 are respectively formed on the outer surfaces of the two connecting rods 15 near one ends, a fixed block 17 is fixedly mounted near the front and the rear of the other side of the detecting machine body 1, a sliding groove 18 is formed in a penetrating manner on the side surface of the fixed block 17, an inserting block 19 is slidably mounted in the sliding groove 18, a guide rod 20 is fixedly mounted at the rear of the inserting block 19 penetrating through the rear of the fixed block 17, a spring II 21 is fixedly connected between the rear of the inserting block 19 and the inside of the sliding groove 18 and positioned on the outer surface of the guide rod 20, and the inserting block 19 is adaptively matched with the slots 16;
When the supporting leg 8 needs to be retracted, the rotating connecting rod 15 drives the pawls 12 on two sides to rotate clockwise, so that the pawls 12 are not clamped with the ratchet wheel 11 any more, when the slot 16 is rotated to the position of the inserting block 19, the second spring 21 rebounds to drive the inserting block 19 to move, so that the inserting block 19 is clamped with the slot 16, at the moment, the ratchet wheel 11 can rotate anticlockwise, the rotating shaft 10 can rotate, and the supporting leg 8 can be retracted into the accommodating groove 9.
In this embodiment, an adjusting structure 7 is disposed on the other side of the detecting machine body 1, the adjusting structure 7 includes two bevel gear plates 26, two sets of supporting blocks 22 are fixed on the other side of the detecting machine body 1, two connecting shafts 23 are rotatably mounted on the other side of the detecting machine body 1 through the two sets of supporting blocks 22, a first bevel gear 24 is fixedly connected to the side face of the two ratchet wheels 11 near the other side, a second bevel gear 25 is fixedly connected to the far end of the two connecting shafts 23, the two bevel gear plates 26 are respectively mounted on the outer surfaces of the two connecting shafts 23 near the ends, a top block 27 is fixedly mounted between the tops of the two bevel gear plates 26 on the other side of the detecting machine body 1, a rotating rod 28 is rotatably mounted on the top of the top block 27 through the bottom, a conical gear 29 is fixedly connected between the two bevel gear plates 26 on the bottom of the rotating rod 28, and the near ends of the two connecting shafts 23 are located on the two bevel gear plates 26;
The rotating rod 28 drives the bevel gears 29 to rotate, and then drives the two bevel gear wheels 26 to rotate, drives the two connecting shafts 23 to rotate, drives the ratchet 11 to rotate through the mutual engagement of the first bevel gear 24 and the second bevel gear 25, and then enables the two rotating shafts 10 to synchronously rotate and the directions to be opposite, and further enables the two pairs of supporting legs 8 to synchronously rotate, and then lifts the detecting machine body 1, so that the height of the detecting machine body 1 is increased, and further the detecting data can be observed by workers through the display screen 2.
In this embodiment, bevel gear one 24 is meshed with bevel gear two 25, and bevel gear 29 is meshed with both bevel gear disks 26.
In this embodiment, the close ends of the two connecting shafts 23 are fixedly provided with limiting plates 30, the far sides of the two limiting plates 30 are fixedly provided with six hexagonal blocks 31, the far sides of the two bevel gear plates 26 are provided with six hexagonal grooves 32, the close ends of the outer surfaces of the two connecting shafts 23 are provided with six straight grooves 33, six supporting blocks 35 are fixedly arranged in the two bevel gear plates 26, the supporting blocks 35 are matched with the straight grooves 33 in an adaptive manner, and the hexagonal blocks 31 are matched with the hexagonal grooves 32 in an adaptive manner;
pulling the front bevel gear wheel 26, so that the bevel gear wheel 26 moves along six straight grooves 33 through six supporting blocks 35, the front bevel gear wheel 26 is not meshed with the bevel gear 29 any more, at this time, the bevel gear 29 is driven to rotate through the rotating rod 28, the rear bevel gear wheel 26 can be driven to rotate, the rear rotating shaft 10 is further driven to rotate, the rear pair of supporting legs 8 are driven to rotate, the angle of the detecting machine body 1 is further changed, the display angle of the display screen 2 is changed, the display screen 2 can face a worker, and the worker does not need to look down at the display screen 2;
Rotating the bevel gear 29 drives the two bevel gear plates 26 to rotate synchronously, so that the two pairs of supporting legs 8 rotate, when the detecting machine body 1 is lifted to a certain height, the bevel gear plates 26 close to the front are pulled, so that the detecting machine body is not meshed with the bevel gear 29, the bevel gear 29 is rotated, the pair of supporting legs 8 close to the rear rotate, and then the displaying angle of the display screen 2 can be adjusted after the detecting machine body 1 is at a certain height.
In the embodiment, six rotating grooves 34 are formed on the outer surfaces of the two connecting shafts 23, the rotating grooves 34 are communicated with the straight grooves 33, and springs III 36 are fixedly connected between the side surfaces of the bevel gear disk 26 and the supporting blocks 22 and positioned on the outer surfaces of the connecting shafts 23;
The gear cone 26 is pulled, so that the gear cone 26 moves along the six straight grooves 33 through the six supporting blocks 35, at this time, the third spring 36 is compressed, when the six supporting blocks 35 synchronously move to one ends of the six straight grooves 33, the gear cone 26 is rotated, so that the six supporting blocks 35 respectively enter the inner parts of the six rotating grooves 34, the third spring 36 can provide a pushing force for the gear cone 26, and the supporting blocks 35 are located in the rotating grooves 34, and the positions of the supporting blocks are limited, so that the gear cone 26 at this time is fixed, and further, people are not required to continuously pull the gear cone 26 when adjusting the display angle of the display screen 2.
In this embodiment, five clamping grooves 37 are formed in the top of the top block 27 in a penetrating manner, six clamping blocks 38 are fixedly mounted on the outer surface of the rotating rod 28 at the top of the top block 27, a limiting block 39 is fixedly mounted on the top of the rotating rod 28, a rotating block 41 is arranged at the top of the top block 27, a clamping sliding groove 42 is formed in the top of the rotating block 41 in a penetrating manner, the clamping sliding groove 42 is in adaptive matching with the six clamping blocks 38, five clamping rods 43 are fixedly mounted at the bottom of the rotating block 41, the clamping rods 43 are in adaptive matching with the clamping grooves 37, and a spring four 40 is fixedly connected with the outer surface of the rotating rod 28 between the top of the rotating block 41 and the bottom of the limiting block 39;
The rotating block 41 is pulled upwards, so that the rotating block 41 moves upwards along the six clamping blocks 38 through the clamping sliding grooves 42, when the five clamping rods 43 are separated from the five clamping grooves 37, the rotating block 41 is rotated, the rotating rod 28 is driven to rotate through matching of the clamping sliding grooves 42 and the six clamping blocks 38, the spring IV 40 is compressed, the rotating block 41 is loosened, the spring IV 40 rebounds, the rotating block 41 is driven to reset together with the five clamping rods 43, the five clamping rods 43 are clamped with the five clamping grooves 37 again, and at the moment, the rotating rod 28 and the bevel gear 29 cannot rotate, so that the two connecting shafts 23 cannot rotate.
In this embodiment, the two pairs of legs 8 are disposed at intersecting positions, and one end of each leg 8 is rotatably mounted in the receiving groove 9.
It should be noted that, the present invention is a secondary circuit detector for a switch cabinet, when in use, the same ends of two external detection wires are respectively connected with a detection machine body 1 through two wire plugs 3, then the other ends of the two wires are connected with a secondary circuit to be detected, detection parameters of the detection machine body 1 are set through a control area 4, and various data of the detection is displayed through a display screen 2;
The detection machine body 1 can be lifted through the lifting structure 6, so that a worker does not need to bend down to control the detection machine body 1, and the specific steps are that the two pairs of supporting legs 8 are rotated to drive the two rotating shafts 10 to rotate to drive the four ratchet wheels 11 to rotate, the two ratchet wheels 11 at the front rotate clockwise, the two ratchet wheels 11 at the back rotate anticlockwise, the inclined planes of the ratchet wheels 11 are contacted with the pawl 12, when the supporting legs 8 rotate to lift the detection machine body 1 to a preset position, the vertical planes of the ratchet wheels 11 are contacted with the pawl 12, so that the pawl 12 cannot rotate, the ratchet wheels 11 cannot rotate, the rotating shafts 10 cannot reset to rotate, and the two pairs of supporting legs 8 are fixed at the position, so that the detection machine body 1 can be lifted continuously;
When the supporting leg 8 is required to be retracted, the rotating connecting rod 15 drives the pawls 12 on two sides to rotate clockwise, so that the pawls 12 are not clamped with the ratchet wheel 11 any more, when the slot 16 is rotated to the position of the inserting block 19, the second spring 21 rebounds to drive the inserting block 19 to move, so that the inserting block 19 is clamped with the slot 16, at the moment, the ratchet wheel 11 can rotate anticlockwise, the rotating shaft 10 can rotate, and the supporting leg 8 can be retracted into the accommodating groove 9;
The rotating rod 28 drives the bevel gears 29 to rotate, so that the two bevel gear wheels 26 are driven to rotate, the two connecting shafts 23 are driven to rotate, the ratchet wheel 11 is driven to rotate through the mutual engagement of the first bevel gear 24 and the second bevel gear 25, the two rotating shafts 10 are further enabled to synchronously rotate and oppositely rotate, the two pairs of supporting legs 8 can be further enabled to synchronously rotate, the detecting machine body 1 is further lifted, the height of the detecting machine body 1 is increased, and the detecting data can be conveniently observed by a worker through the display screen 2;
pulling the front bevel gear wheel 26, so that the bevel gear wheel 26 moves along six straight grooves 33 through six supporting blocks 35, the front bevel gear wheel 26 is not meshed with the bevel gear 29 any more, at this time, the bevel gear 29 is driven to rotate through the rotating rod 28, the rear bevel gear wheel 26 can be driven to rotate, the rear rotating shaft 10 is further driven to rotate, the rear pair of supporting legs 8 are driven to rotate, the angle of the detecting machine body 1 is further changed, the display angle of the display screen 2 is changed, the display screen 2 can face a worker, and the worker does not need to look down at the display screen 2;
Rotating the bevel gear 29 drives the two bevel gear plates 26 to synchronously rotate, so that the two pairs of supporting legs 8 rotate, when the detecting machine body 1 is lifted to a certain height, the bevel gear plates 26 close to the front are pulled, so that the detecting machine body is not meshed with the bevel gear 29, the bevel gear 29 is rotated, the pair of supporting legs 8 close to the rear rotate, and the displaying angle of the display screen 2 can be adjusted after the detecting machine body 1 is at a certain height;
the two connecting shafts 23 rotate independently of each other, so that the detection machine body 1 can be stably placed even on bearing surfaces with different heights, and the detection machine body 1 is more convenient and efficient to use;
pulling the front bevel gear wheel 26, so that the bevel gear wheel 26 moves along six straight grooves 33 through six supporting blocks 35, the front bevel gear wheel 26 is not meshed with the bevel gear 29 any more, at this time, the bevel gear 29 is driven to rotate through the rotating rod 28, the rear bevel gear wheel 26 can be driven to rotate, the rear rotating shaft 10 is further driven to rotate, the rear pair of supporting legs 8 are driven to rotate, the angle of the detecting machine body 1 is further changed, the display angle of the display screen 2 is changed, the display screen 2 can face a worker, and the worker does not need to look down at the display screen 2;
When the detecting machine body 1 is lifted to a certain height, the bevel gear disk 26 at the front part is pulled to be not meshed with the bevel gear 29, and then the bevel gear 29 is rotated to rotate the pair of supporting legs 8 at the rear part, so that the display angle of the display screen 2 can be adjusted after the detecting machine body 1 is at a certain height;
pulling the gear cone 26 to enable the gear cone 26 to move along the six straight grooves 33 through the six supporting blocks 35, at the moment, the third spring 36 is compressed, when the six supporting blocks 35 synchronously move to one ends of the six straight grooves 33, the gear cone 26 is rotated to enable the six supporting blocks 35 to enter the six rotating grooves 34 respectively, the third spring 36 can provide a pushing force for the gear cone 26, and the supporting blocks 35 are located in the rotating grooves 34 and limited in position, so that the gear cone 26 is fixed at the moment, and further, when a person is not required to adjust the display angle of the display screen 2, the gear cone 26 is not required to be continuously pulled;
The rotating block 41 is pulled upwards, so that the rotating block 41 moves upwards along the six clamping blocks 38 through the clamping sliding grooves 42, when the five clamping rods 43 are separated from the five clamping grooves 37, the rotating block 41 is rotated, the rotating rod 28 is driven to rotate through matching of the clamping sliding grooves 42 and the six clamping blocks 38, the spring IV 40 is compressed, the rotating block 41 is loosened, the spring IV 40 rebounds, the rotating block 41 is driven to reset together with the five clamping rods 43, the five clamping rods 43 are clamped with the five clamping grooves 37 again, and at the moment, the rotating rod 28 and the bevel gear 29 cannot rotate, so that the two connecting shafts 23 cannot rotate.
It should be noted that, the detection principle of the secondary circuit detector of the switch cabinet is that the detector is connected with an electrical contact of a detected circuit through two external wires, and measures electrical parameters such as current, voltage, impedance and the like, wherein the parameters reflect electrical characteristics of the circuit, such as current magnitude can reflect load conditions, voltage can reflect power supply conditions, impedance can reflect on-off conditions of a circuit and the like, collected electrical signals can be processed and analyzed in the detector, whether the working state of the circuit is normal is judged according to a preset algorithm and standard, for example, whether the load is overloaded is judged by comparing the ratio of actual measured current to rated current, whether the voltage is stable is judged by detecting voltage waveforms and the like.
The foregoing has shown and described the basic principles and main features of the present invention and the advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a cubical switchboard secondary circuit detector, includes detects organism (1), the top of detecting organism (1) is provided with display screen (2) by one side, the top that detects organism (1) is located the rear portion of display screen (2) and is provided with two wire plugs (3), the top of detecting organism (1) is provided with control district (4) by the opposite side, its characterized in that: the bottom of the detection machine body (1) is provided with a lifting structure (6), the lifting structure (6) comprises two pairs of supporting legs (8), a top cover (5) is rotatably installed on the rear part of the detection machine body (1) by two hinges, a rotating shaft (10) is rotatably installed on the rear part and the rear part of the detection machine body (1) by the bottom, two storage grooves (9) are formed in the detection machine body (1) by penetrating through the bottom, the two pairs of supporting legs (8) are respectively located in the two storage grooves (9) and fixedly connected with the outer surfaces of the two rotating shafts (10), ratchet wheels (11) are fixedly installed on two ends of the two rotating shafts (10) by penetrating through the two sides of the detection machine body (1), a connecting block (13) is fixedly installed on the two sides of the detection machine body (1) by the front part and the rear part, and two springs I (14) are fixedly connected between the connecting block (13) and the ratchet wheels (12);
The detecting machine body is characterized in that an adjusting structure (7) is arranged on the other side of the detecting machine body (1), the adjusting structure (7) comprises two bevel gear wheels (26), two groups of supporting blocks (22) are fixed on the other side of the detecting machine body (1), two connecting shafts (23) are rotatably arranged on the other side of the detecting machine body (1) through the two groups of supporting blocks (22), bevel gears (24) are fixedly connected to the side faces of the ratchet wheels (11) on the other side, bevel gears (25) are fixedly connected to the opposite ends of the two connecting shafts (23), the two bevel gear wheels (26) are respectively arranged on the outer surfaces of the two connecting shafts (23) close to the opposite ends, a top block (27) is fixedly arranged between the tops of the two bevel gear wheels (26), a rotary rod (28) is rotatably arranged at the top of the top block (27), a bevel gear (29) is fixedly connected between the two bevel gear wheels (26) and the bottoms of the rotary rod (28), and the two bevel gear wheels (23) are close to the two bevel gear wheels (26);
the first bevel gear (24) is meshed with the second bevel gear (25), and the bevel gear (29) is meshed with the two bevel gear plates (26) simultaneously.
2. The switchgear secondary circuit detector of claim 1, wherein: the pawl (12) is adaptively matched with the ratchet wheel (11), and tooth grooves of the ratchet wheel (11) are combined in an inclined plane and a vertical plane.
3. The switchgear secondary circuit detector of claim 1, wherein: connecting rods (15) are fixedly connected between a pair of pawls (12) close to the front and a pair of pawls (12) close to the rear, one ends of the two connecting rods (15) penetrate through one sides of the two pawls (12) close to one side respectively, slots (16) are formed in the outer surfaces of the two connecting rods (15) close to one end, fixing blocks (17) are fixedly mounted on the other sides of the detection machine body (1) close to the front and the rear, sliding grooves (18) are formed in the side surfaces of the fixing blocks (17) in a penetrating mode, inserting blocks (19) are slidably mounted in the sliding grooves (18), guide rods (20) are fixedly mounted in the rear of the inserting blocks (19) penetrating through the rear of the fixing blocks (17), springs II (21) are fixedly connected between the rear of the inserting blocks (19) and the inner portions of the sliding grooves (18) and located on the outer surfaces of the guide rods (20), and the inserting blocks (19) are in adaptive matching with the slots (16).
4. The switchgear secondary circuit detector of claim 1, wherein: two equal fixed mounting of looks end that is close to of connecting axle (23) has spacing dish (30), two equal fixed mounting of looks side that keeps away from of spacing dish (30) has six hexagonal pieces (31), two six hexagonal groove (32) have all been seted up to the looks side that keeps away from of awl toothed disc (26), two six straight flute (33) have been seted up near the end to the surface of connecting axle (23), two equal fixed mounting of inside of awl toothed disc (26) has six piece (35), piece (35) and straight flute (33) adaptability match, hexagonal piece (31) and hexagonal groove (32) adaptability match.
5. The switchgear secondary circuit detector of claim 4, wherein: six rotating grooves (34) are formed in the outer surfaces of the two connecting shafts (23), the rotating grooves (34) are communicated with the straight grooves (33), and springs (36) are fixedly connected between the side surfaces of the bevel gear plates (26) and the supporting blocks (22) and located on the outer surfaces of the connecting shafts (23).
6. The switchgear secondary circuit detector of claim 1, wherein: five draw-in grooves (37) have been seted up to the top of kicking block (27) run through the bottom, the surface of bull stick (28) is located the top fixed mounting of kicking block (27) and has six fixture blocks (38), the top fixed mounting of bull stick (28) has stopper (39), the top of kicking block (27) is provided with rotary block (41), joint spout (42) have been seted up at the top of rotary block (41) run through the bottom, joint spout (42) and six fixture blocks (38) adaptability match, the bottom fixed mounting of rotary block (41) has five clamping bars (43), clamping bars (43) and draw-in grooves (37) adaptability match, be located the surface fixedly connected with spring four (40) of bull stick (28) between the top of rotary block (41) and the bottom of stopper (39).
7. The switchgear secondary circuit detector of claim 1, wherein: the two pairs of supporting legs (8) are arranged in a crossing mode, one end of each supporting leg (8) is located in the storage groove (9), and the supporting legs are rotatably arranged in the storage groove.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410418629.1A CN118033182B (en) | 2024-04-09 | 2024-04-09 | Secondary circuit detector for switch cabinet |
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| CN202410418629.1A CN118033182B (en) | 2024-04-09 | 2024-04-09 | Secondary circuit detector for switch cabinet |
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| CN215067184U (en) * | 2021-06-07 | 2021-12-07 | 武汉特凯鑫自动化设备有限公司 | Simulation characteristic detection device of program-controlled lithium battery |
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| CN116990591B (en) * | 2023-09-28 | 2023-12-15 | 国网山东省电力公司鄄城县供电公司 | Ground resistance tester |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN214375077U (en) * | 2021-03-17 | 2021-10-08 | 湖州博玛智能机械有限公司 | Control panel board circular telegram test fixture in car |
| CN115633846A (en) * | 2022-12-20 | 2023-01-24 | 江西万橡家具集团有限公司 | Novel desk |
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