CN116930625A - Electromagnetic detection device with protect function - Google Patents
Electromagnetic detection device with protect function Download PDFInfo
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- CN116930625A CN116930625A CN202311181059.0A CN202311181059A CN116930625A CN 116930625 A CN116930625 A CN 116930625A CN 202311181059 A CN202311181059 A CN 202311181059A CN 116930625 A CN116930625 A CN 116930625A
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- 238000001514 detection method Methods 0.000 title claims abstract description 77
- 230000008878 coupling Effects 0.000 claims abstract description 54
- 238000010168 coupling process Methods 0.000 claims abstract description 54
- 238000005859 coupling reaction Methods 0.000 claims abstract description 54
- 230000001681 protective effect Effects 0.000 claims abstract description 52
- 238000001125 extrusion Methods 0.000 claims description 19
- 230000005484 gravity Effects 0.000 claims description 9
- 239000012634 fragment Substances 0.000 claims description 4
- 230000005670 electromagnetic radiation Effects 0.000 description 20
- 238000000034 method Methods 0.000 description 20
- 230000008569 process Effects 0.000 description 17
- 230000009471 action Effects 0.000 description 9
- 230000006872 improvement Effects 0.000 description 9
- 230000000630 rising effect Effects 0.000 description 6
- 238000005259 measurement Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 230000000087 stabilizing effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/08—Measuring electromagnetic field characteristics
- G01R29/0864—Measuring electromagnetic field characteristics characterised by constructional or functional features
- G01R29/0871—Complete apparatus or systems; circuits, e.g. receivers or amplifiers
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
- G01R1/0425—Test clips, e.g. for IC's
Abstract
The invention relates to the technical field of electromagnetic detection, in particular to an electromagnetic detection device with a protection function. The invention provides an electromagnetic detection device with a protection function. The technical proposal is as follows: the utility model provides an electromagnetic detection device with protect function, including the protective housing, be provided with tensile spare in the protective housing, the rigid coupling has the detection chassis on the tensile spare, detects chassis top rigid coupling and has the detector, detects the rigid coupling on the chassis and has the drive frame, drives the roof that the frame top runs through the protective housing, the rigid coupling has the siren on the protective housing, the rigid coupling has the dead lever on the protective housing, the cover has the lifter on the dead lever, lifter and dead lever equal distance are provided with the screens hole. According to the invention, the movable frame and the electric pulley are hung on the high-voltage line, and the electric pulley rotates to drive the detector to automatically move and detect under the high-voltage line, so that people do not need to hold the detector to walk and detect.
Description
Technical Field
The invention relates to the technical field of electromagnetic detection, in particular to an electromagnetic detection device with a protection function.
Background
In a construction site, temporary electricity is usually built, a temporary high-voltage line is built in the construction site, electromagnetic radiation of the high-voltage line must be detected after the high-voltage line is built, if the electromagnetic radiation value of the high-voltage line is too high, the human body is injured, and therefore whether the electromagnetic radiation value of the high-voltage line meets the requirement must be checked.
At present, the electromagnetic radiation value of the high-voltage line is generally detected by using an electromagnetic radiation detector, people can hold the electromagnetic radiation detector by hand, the detection area of the electromagnetic radiation detector is aligned with the high-voltage line to be measured, meanwhile, people can walk along the position of the high-voltage line so as to detect all the high-voltage line, in the detection process, the detection personnel need to observe the trend of the high-voltage line while walking to detect the electromagnetic radiation of the high-voltage line, the detection is easy to fall down in the walking process, the manual holding of the electromagnetic radiation detector walks, the azimuth and the distance between the manual holding of the electromagnetic radiation detector and the high-voltage line are different, and therefore, the data of the electromagnetic radiation detector are affected by multiple adverse factors, and the detection of the electromagnetic radiation of the high-voltage line is affected.
Disclosure of Invention
In order to overcome the defect that the direction and the distance of detection always change when a detector holds electromagnetic radiation to detect high-voltage line electromagnetic radiation, the invention provides an electromagnetic detection device with a protection function.
The technical proposal is as follows: the utility model provides an electromagnetic detection device with protect function, including the protective housing, be provided with tensile spare in the protective housing, the rigid coupling has the detection chassis on the tensile spare, it has the detector to detect chassis top rigid coupling, it has the drive frame to detect the rigid coupling on the chassis, it runs through the roof of protective housing to drive the frame top, the rigid coupling has the siren on the protective housing, the rigid coupling has the dead lever on the protective housing, the cover has the lifter on the dead lever, lifter and dead lever equal distance are provided with the screens hole, the bayonet lock piece that plays the fixed action has been inserted in the screens hole, the tip rigid coupling of lifter has stable leading truck, the rigid coupling has automatic rolling electric pulley on the high-voltage line in the stable leading truck, stable leading truck symmetry rigid coupling has first telescopic link, one side rigid coupling that electric pulley was kept away from to first telescopic link has the movable frame that is used for increasing high-voltage line area of contact, be provided with on the lifter and place behind the detection device drive detector automatic the stretching out and detect drive the subassembly.
As the improvement of above-mentioned scheme, drive the subassembly and including rising the frame, rising the frame sliding connection in the lifter, rising frame and movable frame rigid coupling, drive the frame top rigid coupling and have the deflector, the deflector is connected with rising the vertical sliding of frame, rising the frame transversely is connected with the friction plate, the friction plate rises the equidistant interval rigid coupling in one side of frame and has the friction plate, rising frame equidistant interval is provided with the round hole, the quantity of round hole is unanimous with the quantity of friction plate, the friction plate runs through the round hole and laminates with the deflector.
As an improvement of the scheme, the side wall of the friction plate facing the bayonet lock block and the end part of the bayonet lock block are both smooth, and the bayonet lock block is provided with an elastic piece for increasing positioning stability.
As the improvement of above-mentioned scheme, still including the lifter plate, the lifter plate rigid coupling is in stretching piece bottom and with protective housing sliding connection, the rigid coupling has lifting spring between lifter plate and the protective housing diapire.
As the improvement of above-mentioned scheme, still including the counter weight pole, the counter weight pole rigid coupling is in stable leading truck, and the slip is provided with a plurality of balancing weights that are used for balancing gravity and take the locking function on the stable leading truck.
As the improvement of above-mentioned scheme, still including the installing frame, the installing frame rigid coupling is in stable leading truck, and the roof rigid coupling has the second telescopic link in the installing frame, is connected with the slider on the second telescopic link, and the slider is close to the side of moving the frame and all installs the rotation and be connected with the pivot, and the tip rigid coupling of pivot has the centre gripping wheel to carry out the centre gripping to the high-voltage wire bottom, is provided with in the pivot and restricts the centre gripping wheel rotation ninety degrees and carries out the ninety degrees rotation components of centre gripping to the high-voltage wire.
As the improvement of above-mentioned scheme, ninety degrees rotating assembly is including the rack, and the rack rigid coupling is close to one side of pivot in the movable frame, and the rigid coupling has the gear in the pivot, and the rack meshes with the gear, and one side rigid coupling that the pivot is close to the slider has the rotor, and the slider rigid coupling has the fixed block that is used for blockking rotor pivoted, and the angle interval is ninety degrees between rotor and the fixed block.
As the improvement of above-mentioned scheme, still including lifting plate, lifting plate vertical slip formula sets up in detecting the chassis, detect the chassis symmetry and be provided with the vertical spout that supplies lifting plate vertical slip, lifting plate circumference equidistant interval rigid coupling has the lift bayonet catch of symmetric distribution, lift bayonet catch top runs through the roof of protective housing, the protective housing is close to one side of lifting plate all is provided with the shell fragment, the rigid coupling has the wedge with lifting plate extrusion fit on the shell fragment, detect chassis roof circumference equidistance and be provided with horizontal spout, be connected with the guard plate to the detector through the guide arm slidingtype in the horizontal spout, the guard plate is close to one side symmetry of lift bayonet catch and is provided with the logical groove that can supply lift bayonet catch to pass, the rigid coupling has the removal spring between guard plate and the detecting the chassis, the protective housing is close to the equal vertical slip type of one side of wedge be connected with wedge extrusion fit's handle.
As the improvement of above-mentioned scheme, still include the unidirectional door, unidirectional door symmetry swivelling joint is in the top of protective housing.
As the improvement of above-mentioned scheme, still including the protection casing, the protection casing rigid coupling has the elastic rod in the lifter plate, detects the rigid coupling on the chassis, and the sliding connection has the buffer board on the elastic rod, and the extrusion pole is connected to buffer board top slidingtype, and the lifter plate is close to one side rigid coupling of buffer board and has the bracing piece, and the extrusion pole contacts with the top of bracing piece.
The invention has the following advantages: 1. according to the invention, the movable frame and the electric pulley are hung on the high-voltage line, the electric pulley rotates to drive the detector to automatically move and detect under the high-voltage line, people do not need to hold the detector to walk and detect, manpower can be saved, the distance between the detector and the high-voltage line is certain in the process of self-moving, and the detector is always under the high-voltage line, so that the influence of azimuth and distance factors on the measurement of the radiation quantity is avoided, a tester does not need to hold the detector, the detector does not need to walk and measure, and the danger coefficient of the tester during measurement is reduced; in the process that the electric pulley drove the detector and remove, under the effect of removing the frame, can make electric pulley roll in-process more steady on the high-voltage line, so can improve the security at the testing process, and the detector can move up automatically when detecting and detect, and after detecting, the detector then moves down automatically and receive the protective housing protection, improves the protection to the detector.
2. The setting of balancing weight can balance the gravity of this device, improves the stability of this device when detecting on the high-voltage line operation.
3. When placing the movable rack on the high-voltage wire, the meshing of racks and gears and the clamping position setting of the rotating block and the fixed block can enable the extrusion wheel to automatically rotate ninety degrees to clamp the bottom of the high-voltage wire, so that the high-voltage wire is filled up in an up-down surrounding mode, and the electric pulley and the high-voltage wire can be further prevented from being separated, and the safety of the whole device is improved.
4. When the detector appears dropping, under lifting plate, lift clamping rod, guard plate and wedge's cooperation, lift clamping rod release guard plate, and the guard plate is automatic to be gone into and surround the protection to the detector, and the detector falls the in-process and automatically protects its periphery, improves the security that the detector used.
5. The detector falls down the last stage, and the buffer board can laminate with the protection casing outer wall, and the frictional force that produces between protection casing and the buffer board has reduced the speed that detects the chassis decline this moment, prevents to get back to the protective housing in the impact because the in-process detector that falls down fast and leads to damaging, further protects the detector.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic perspective view of the stabilizing guide frame and its interior;
FIG. 3 is a schematic perspective view of a stable guide frame moving to move a detector according to the present invention;
FIG. 4 is a schematic perspective view of the lifting rod, lifting frame, guide plate and other parts of the invention;
FIG. 5 is a schematic cross-sectional view of the lifting frame, guide plate, friction plate and friction block of the present invention;
FIG. 6 is a schematic view of an explosive structure of the lifting frame, the guide plate, the friction plate and the lifting rod of the present invention;
FIG. 7 is a schematic perspective view of a clamping wheel of the present invention rotated ninety degrees;
FIG. 8 is a schematic perspective view of the slider, shaft, rotating block and fixed block of the present invention;
FIG. 9 is a schematic perspective view showing the protection plate of the present invention being opened before the detector falls;
FIG. 10 is a schematic cross-sectional view of the shield of the present invention being extended prior to a detector drop;
FIG. 11 is a schematic perspective view showing the separation of the buffer plate from the shield before the detector falls;
FIG. 12 is a schematic cross-sectional view of the baffle of the present invention shown separated from the shield prior to a detector drop;
FIG. 13 is a schematic perspective view showing the buffer plate attached to the protective cover after the detector falls down;
meaning of reference numerals in the drawings: 1. a protective shell; 11. a stretching member; 12. detecting a chassis; 13. a detector; 14. a driving frame; 15. a lifting plate; 16. a lifting spring; 17. an alarm; 2. a fixed rod; 21. a lifting rod; 22. a bayonet lock block; 23. a clamping hole; 24. an elastic member; 3. stabilizing the guide frame; 31. an electric pulley; 32. a first telescopic rod; 33. a moving rack; 4. a lifting frame; 41. a guide plate; 42. a friction plate; 43. a friction block; 44. a round hole; 5. a weight bar; 51. balancing weight; 6. a mounting frame; 61. a second telescopic rod; 62. a slide block; 63. a rotating shaft; 64. a clamping wheel; 65. a rack; 66. a gear; 67. a rotating block; 68. a fixed block; 7. a vertical chute; 71. a lifting plate; 72. lifting the clamping rod; 73. a spring plate; 74. wedge blocks; 75. a transverse chute; 76. a protection plate; 77. a through groove; 78. a moving spring; 79. a handle; 8. a one-way door; 91. a protective cover; 92. a buffer plate; 93. an elastic rod; 94. a support rod; 95. and extruding the rod.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Example 1
An electromagnetic detection device with a protection function is shown in fig. 1-6, and comprises a protection shell 1, a lifting spring 16 is fixedly connected between the bottom of the lifting plate 15 and the bottom wall of the protection shell 1, the lifting spring 16 provides buffer force for lifting of a detector 13, a stretching piece 11 is fixedly connected on the lifting plate 15, a detection chassis 12 provided with the detector 13 is fixedly connected at the top of the stretching piece 11, the detector 13 is used for detecting electromagnetic radiation quantity of a high-voltage wire, a driving frame 14 is fixedly connected at the bottom of the detection chassis 12, the top end of the driving frame 14 penetrates through the right side of the top wall of the protection shell 1, an alarm 17 is fixedly connected on the left side of the top of the protection shell 1, the alarm 17 is connected with the detector 13 in a circuit, an alarm is sent out when the electromagnetic radiation quantity exceeds standard, a fixed rod 2 is fixedly connected on the upper part of the right wall of the protection shell 1, a lifting rod 21 is sleeved on the fixed rod 2, a plurality of clamping holes 23 are uniformly formed in the lifting rod 21 and the fixed rod 2, a clamping block 22 playing a role in the clamping hole 23 is inserted in the clamping hole 23, an elastic piece 24 arranged on the clamping block 22 is inserted into the clamping hole 24, and the elastic ring 24 is inserted into the clamping hole 23 to be in a rubber positioning hole.
The left end of the top of the lifting rod 21 is fixedly connected with a stable guide frame 3, the top of the stable guide frame 3 is fixedly connected with an electric pulley 31, the electric pulley 31 automatically moves on a high-voltage line, the left side and the right side of the stable guide frame 3 are fixedly connected with first telescopic rods 32, the bottom ends of the first telescopic rods 32 are fixedly connected with a movable frame 33 for increasing the contact area of the high-voltage line, the lifting rod 21 is provided with a driving component, and after the movable frame 33 is placed on the high-voltage line, the driving component automatically drives a detector 13 to extend upwards out of a protective shell 1 for detection; the driving assembly comprises a lifting frame 4, the lifting frame 4 is connected to the top of the lifting rod 21 in a sliding manner, the left end of the lifting frame 4 is fixedly connected with the movable frame 33, the top end of the driving frame 14 is fixedly connected with a guide plate 41, the guide plate 41 is vertically and slidably connected with the lifting frame 4, the lifting frame 4 is transversely and slidably connected with a friction plate 42, 20 friction blocks 43 are uniformly and fixedly connected with the left wall of the friction plate 42 at intervals, 20 round holes 44 are uniformly and alternately arranged on the lifting frame 4, the friction blocks 43 penetrate through the round holes 44 leftwards and are attached to the right wall of the guide plate 41, the friction blocks 43 enable the guide plate 41, the lifting frame 4 and the friction plate 42 to be tightly attached to each other to move, and the right wall of the friction plate 42 and the left end of the clamping pin block 22 are both smooth and can slide relatively;
when the high-voltage line is built in a construction site and electromagnetic radiation of the high-voltage line is required to be detected, the electromagnetic detection device with the protection function can be used, when the electromagnetic detection device with the protection function is used, the whole electromagnetic detection device with the protection function can be directly hung on the high-voltage line from top to bottom, the electromagnetic detection device with the protection function can automatically move and detect without holding people for detection in a walking way, so that detection is easier, when the electromagnetic detection device with the protection function is used, firstly, the height of the electric pulley 31 is adjusted according to the height of the high-voltage line, so that the electric pulley 31 is easily hung on the high-voltage line, the bayonet lock block 22 can be pulled out rightward from the bayonet lock hole 23, the bayonet lock block 22 can release the fixing rod 2 and the lifting rod 21, then the lifting rod 21 can be adjusted up and down, the stable guide frame 3 and the electric pulley 31 can be driven to adjust up and down when the lifting rod 21 is adjusted up and down, the bayonet lock block 22 is inserted into the bayonet lock hole 23 aligned with the fixing rod 2 and the lifting rod 21 again, and the bayonet lock block 22 can be prevented from being separated from the right through the bayonet lock block 22 when the bayonet lock block 22 is used; after the bayonet lock 22 moves leftwards and is inserted, the friction plate 42 is extruded leftwards, so that the friction plate 43 moves leftwards to enable the friction plate 43 to move leftwards to pass through the round hole 44 to be tightly attached to the right wall of the guide plate 41, the lifting frame 4, the guide plate 41 and the friction plate 42 are mutually attached to each other to move together, as the right side wall of the friction plate 42 and the left end of the bayonet lock 22 are both arranged smoothly, the friction force between the bayonet lock 22 and the friction plate 42 is small, relative sliding can be realized, after the bottom of the movable frame 33 is attached to a high-voltage wire, the electromagnetic detection device with the protection function can be slowly released, under the action of gravity, the first telescopic rod 32 is compressed, the guide frame 3 and the electric pulley 31 are stabilized to move downwards, the lifting rod 21, the fixed rod 2 and the protective shell 1 are driven by the stable guide frame 3 to move downwards, and the stretching piece 11 is fixedly connected with the lifting frame 4, so that the stretching piece 11 is stretched under the driving action of the protective shell 1, the detection chassis 12 and the detector 13 are kept still, the detector 13 stretches out of the top of the protective shell 1 to check the electromagnetic quantity of the high-voltage wire, when the electric pulley 31 descends to be in contact with the high-voltage wire, the stable guide frame 3 stops descending, the detector 13 completely stretches out of the top of the protective shell 1, and the detection of the electromagnetic radiation quantity of the high-voltage wire is realized by enabling the detector 13 to automatically stretch out of the protective shell 1 after the movable frame 33 and the electric pulley 31 are stably placed on the high-voltage wire, and the protective shell 1 can protect the detector 13 when the detection is not performed; the electric pulley 31 can be started later, the electric pulley 31 rolls on the high-voltage line, the whole electromagnetic detection device with the protection function can be driven to automatically move and detect, the distance between the detector 13 and the high-voltage line is certain in the process of self-movement and is always positioned below the high-voltage line, so that the influence of azimuth and distance factors on the measurement of the radiation quantity is avoided, a tester does not need to hold the electric pulley, the electric pulley 31 does not need to walk and measure, and the danger coefficient of the tester during measurement is reduced; in the moving process of the electromagnetic detection device with the protection function, as the bottom of the stable guide frame 3 is kept in a state of being attached to the high-voltage wire and the attaching area of the bottom of the stable guide frame 3 and the high-voltage wire is enlarged, the stable guide frame 3 can enable the electric pulley 31 to be more stable in the rolling process on the high-voltage wire, so that the safety can be improved in the detection process, if the detector 13 detects that the electromagnetic radiation value of the high-voltage wire exceeds the human body acceptance range, the alarm 17 can give out an alarm so as to remind people, and if the detector 13 detects that the electromagnetic radiation value of the high-voltage wire is within the human body acceptance range, the alarm 17 does not give out an alarm;
when the electromagnetic detection device needs to be taken down, the lifting rod 21 is held to lift upwards, the moving frame 33 moves downwards under the action of the first telescopic rod 32, the lifting frame 4, the guide plate 41, the friction plate 42 and the friction block 43 are driven to move downwards, the detection chassis 12 and the detector 13 also move downwards to retract into the protective shell 1, the stretching piece 11 provides buffer force for descending and ascending of the detector 13 to protect the detector 13, and therefore the detector 13 can be automatically protected when the electromagnetic detection device is not detected, the detector 13 is prevented from being damaged, inertia in the moving process can be generated by the detector 13 in the upward moving or downward moving process, the detector 13 can shake upwards and downwards, and the lifting plate 15 and the lifting spring 16 can further play a role in buffer protection.
Example 2
On the basis of embodiment 1, as shown in fig. 1, the device further comprises a counterweight rod 5, wherein the counterweight rod 5 is fixedly connected to the top of the stable guide frame 3, a plurality of counterweights 51 for balancing gravity are slidably arranged on the stable guide frame 3, the number of the counterweights 51 on the stable guide frame 3 is adjusted according to actual needs, and the positions of the counterweights 51 are fixed.
For this electromagnetic detection device hangs the unstable condition of gravity on the high-voltage line, improves this electromagnetic detection device and hangs the stability when on the high-voltage line, can be through increasing or reducing balancing weight 51 on the counter weight pole 5 to adjust the position of balancing weight 51, fix the position through the locking function of balancing weight 51 from the area, adjust the gravity distribution of whole device, further improve this electromagnetic detection device and detect the stability when.
As shown in fig. 7-8, the device further comprises a mounting frame 6, the mounting frame 6 is fixedly connected to the left wall of the stable guide frame 3, a second telescopic rod 61 is fixedly connected to the inner top wall of the mounting frame 6, a sliding block 62 is fixedly connected to the bottom end of the second telescopic rod 61, the sliding block 62 is slidably connected with the mounting frame 6, rotating shafts 63 are rotatably connected to the front side and the rear side of the sliding block 62, clamping wheels 64 are fixedly connected to the end parts of the rotating shafts 63, the clamping wheels 64 rotate upwards to clamp the bottom of a high-voltage wire, and ninety-degree rotating assemblies for limiting the clamping wheels 64 to rotate ninety degrees to clamp the high-voltage wire are arranged on the rotating shafts 63; the ninety-degree rotating assembly comprises racks 65, the racks 65 are fixedly connected to the left side of the movable frame 33, the two racks 65 are symmetrically arranged front and back, a gear 66 is fixedly connected to the rotating shaft 63, the racks 65 are meshed with the gear 66, a rotating block 67 is fixedly connected between the rotating shaft 63 and the sliding block 62, a fixed block 68 is fixedly connected to the lower portion of the outer side wall of the sliding block 62, and the angle interval between the rotating block 67 and the fixed block 68 is ninety degrees.
In the detection process, only the top of the high-voltage wire is clamped, the unstable walking condition can also occur, the bottom of the high-voltage wire needs to be clamped again in order to further increase the detection stability, and the effect of upper and lower double clamping is achieved in the concrete mode that: when the stable guide frame 3 moves downwards, the gear 66 is driven to move downwards together, the clamping wheel 64 moves downwards, when the rack 65 and the gear 66 are meshed, the gear 66 and the rotating shaft 63 rotate anticlockwise, the rotating shaft 63 drives the rotating block 67 to rotate anticlockwise, the clamping wheel 64 rotates anticlockwise upwards to be attached to the bottom of a high-voltage wire, when the rotating block 67 rotates to be in contact with the fixed block 68, the rotating shaft 63 and the rotating block 67 stop rotating, the clamping wheel 64 stops moving, at the moment, the rotating shaft 63 drives the clamping wheel 64 to rotate by ninety degrees to be attached to the bottom of the high-voltage wire, and at the moment, the rack 65 and the gear 66 are still in a meshed state, so that the position of the gear 66 is fixed by the rack 65, the position of the clamping wheel 64 is fixed, and therefore the upper part and the lower part of the high-voltage wire are clamped simultaneously, and the stability of the device in detection is further improved; the stabilizing guide frame 3 continues to move downward, and the second telescopic rod 61 is compressed; when the electromagnetic detecting device is taken down, the moving frame 33 moves upward, the rack 65 moves upward, the gear 66 meshed with the rack 65 rotates clockwise, the clamping wheel 64 rotates downward to be separated from the bottom of the high-voltage wire, the clamping wheel 64, the rotating shaft 63 and the gear 66 rotate to reset, and the second telescopic rod 61 moves upward to reset.
Example 3
On the basis of embodiment 2, as shown in fig. 9-10, the device further comprises a lifting plate 71, vertical sliding grooves 7 are formed in the front side and the rear side of the lower portion of the detection chassis 12, the lifting plate 71 is connected with the detection chassis 12 in a sliding mode, the front end and the rear end of the lifting plate 71 penetrate through the vertical sliding grooves 7, a group of lifting clamping rods 72 are respectively arranged on the front side, the rear side, the left side and the right side of the top of the lifting plate 71, each group of lifting clamping rods 72 comprises two symmetrically arranged lifting clamping rods 72, elastic pieces 73 are respectively fixedly connected to the front side and the rear side of the upper portion of the protection shell 1, wedge-shaped blocks 74 which are in extrusion fit with the lifting plate 71 are respectively fixedly connected to the front side, the rear side, the left side and the right side of the top wall of the detection chassis 12, transverse sliding grooves 75 are respectively provided with a protection plate 76 which is used for protecting the detector 13, through guide rods are respectively connected to the lower portion of the protection plate 76, a group of lifting clamping rods 72 are respectively fixedly connected to the detection chassis 12, each group of lifting clamping rods 72 comprises two symmetrically arranged lifting clamping rods 72, elastic pieces are respectively fixedly connected to the front wall and rear wall and the protection shell 1, and the front wall and the rear wall of each protection shell 1 are respectively provided with wedge-shaped blocks 74 in a vertical sliding fit.
In the process of moving and detecting the whole electromagnetic detection device with the protection function on the high-voltage wire by rotating the electric pulley 31, because weather reasons or accidents possibly exist that people can not take off the electromagnetic detection device with the protection function, the electric pulley 31 and the high-voltage wire are separated, so that the electromagnetic detection device with the protection function can drop down to the ground, if the detector 13 is not protected in time, the detector 13 is easily separated from the detection chassis 12 and is broken, the detector 13 is protected in time according to the conditions, and the following description is a specific operation process of the protection mechanism: initially, the through groove 77 on the protection plate 76 and the lifting clamping rod 72 are in a staggered state, the lifting clamping rod 72 presses the protection plate 76 outwards at the moment, the moving spring 78 is compressed, the detection chassis 12 moves upwards to drive the lifting plate 71, the lifting clamping rod 72 and the protection plate 76 to move upwards, when the lifting plate 71 moves upwards to be in contact with the wedge-shaped blocks 74 on the front side and the rear side in the protective shell 1, the lifting plate 71 presses the wedge-shaped blocks 74 to move outwards, the elastic sheet 73 is compressed, when the lifting plate 71 moves upwards to be separated from the wedge-shaped blocks 74, the elastic sheet 73 drives the wedge-shaped blocks 74 to move inwards to reset, the detection chassis 12 also drives the detector 13 to move upwards to extend out of the protective shell 1 for detection, if the electromagnetic detection device with the protection function suddenly breaks away from the high-voltage line, the detection chassis 12 drives the lifting plate 71 to move downwards, when the lifting plate 71 is contacted with the wedge block 74 again, the lifting plate 71 is blocked by the wedge block 74, the lifting plate 71 moves upwards in the vertical chute 7 first, the lifting clamping rod 72 also moves upwards, when the lifting plate 71 moves to the top of the vertical chute 7, the top end of the lifting clamping rod 72 and the through groove 77 are positioned on the same horizontal line, under the action of the elasticity of the moving spring 78, the protection plate 76 moves inwards in the transverse chute 75, and the protection plate 76 moves inwards to surround the detector 13 to protect the detector 13, so that a buffer layer is provided for falling of the detector 13; when the lifting plate 71 cannot move upwards in the vertical sliding groove 7 any more, the lifting plate 71 moves downwards along with the detection chassis 12, the lifting plate 71 can forcedly squeeze the wedge block 74 to enable the wedge block 74 to move outwards, the elastic sheet 73 is compressed, after the lifting plate 71 is separated from the wedge block 74, the wedge block 74 is driven to move inwards to reset under the action of the elastic sheet 73, the lifting plate 71 also moves downwards in the vertical sliding groove 7 to reset due to self gravity, the protection plate 76 automatically surrounds and protects the detector 13 when the detector 13 falls, so that the detector 13 can be prevented from being broken, the lifting plate 71 can be manually lifted to move the protection plate 76 outwards when the protection plate 76 needs to reset, the lifting clamp rod 72 is reset after the protection plate 76 passes over the lifting clamp rod 72, and the lifting clamp rod 72 can resist the protection plate 76 again; if people normally take down the electromagnetic detection device with the protection function, the pulling handle 79 can be lifted upwards, the pulling handle 79 moves upwards along the protection shell 1, when the pulling handle 79 moves upwards and the wedge block 74 contacts, the wedge block 74 is pressed outwards, the elastic sheet 73 is compressed, then the elastic sheet 73 cannot be pressed with the wedge block 74 when the lifting plate 71 moves downwards, and cannot be influenced by the wedge block 74 to move, so that the protection plate 76 cannot be released to move inwards, after the detector 13 is retracted into the protection shell 1, the handle 79 is pulled downwards, the wedge block 74 is released by downward movement reset, and the wedge block 74 is driven to move inwards to reset under the action of the elastic sheet 73.
As shown in fig. 11-13, the device further comprises a protective cover 91, the protective cover 91 is fixedly connected to the top of the lifting plate 15, the protective cover 91 is located on the outer side of the detection chassis 12, an elastic rod 93 is fixedly connected to the left side of the detection chassis 12, a buffer plate 92 is connected to the elastic rod 93 in a sliding manner, the buffer plate 92 is located on the left side of the protective cover 91, a squeeze rod 95 is connected to the top of the buffer plate 92 in a sliding manner, a support rod 94 is fixedly connected to the left side of the top of the lifting plate 15, and the squeeze rod 95 is in contact with the top end of the support rod 94.
Since the detector 13 is quickly retracted into the protective housing 1 during a falling process, an impact force may be applied during the retraction process, so as to increase the possibility of damage to the detector 13, for this problem, the detector 13 is further protected by slowing down the falling speed of the detector 13 when the detector 13 falls to the final stage, which is specifically implemented as follows: the buffer plate 92 is blocked by the protection plate 76 at the initial position, the elastic rod 93 is compressed, a gap exists between the left wall of the buffer plate 92 and the protection cover 91 and is not contacted with the top end of the supporting rod 94, at this time, the extrusion rod 95 is contacted with the top end of the supporting rod 94, when the detection chassis 12 moves upwards, the elastic rod 93, the buffer plate 92 and the extrusion rod 95 are driven to move upwards, because the extrusion rod 95 is separated from the supporting rod 94, the extrusion rod 95 moves downwards under the action of gravity, the bottom end of the extrusion rod 95 is positioned between the left wall of the buffer plate 92 and the detection chassis 12, when the protection plate 76 moves inwards due to falling of the device, the protection plate 76 positioned on the right side of the buffer plate 92 is no longer blocked by the buffer plate 92, under the action of the elastic force of the elastic rod 93, the buffer plate 92 moves to the right side, because the bottom end of the extrusion rod 95 is positioned between the buffer plate 92 and the detection chassis 12 at this moment, so that the gap still exists between the buffer plate 92 and the protection cover 91 and friction is not generated, the detection chassis 12 and the detector 13 can be smoothly lowered into the protection shell 1, the buffer plate 92 and the extrusion rod 95 are driven to move downwards in the process of the downward when the extrusion rod 95 is lowered to the supporting rod 95 and the detection chassis 94 and the detection chassis 12 and the elastic rod 95 moves upwards, when the extrusion rod 95 moves upwards again to the elastic rod 92 is contacted with the elastic rod 92 and the elastic rod 92 is not contacted with the upper end when the elastic rod 92 is moved upwards when the elastic rod is moved upwards, the friction force generated between the protective cover 91 and the buffer plate 92 at this time reduces the descending speed of the detection chassis 12, and prevents the detector 13 from rapidly returning to the protective shell 1 during the falling process to be impacted to cause damage; the pressing buffer plate 92 moves to the left side back to the original position when the protection plate 76 is moved to the outside in return.
As shown in fig. 1, the utility model also comprises a one-way door 8, wherein the one-way door 8 is symmetrically and rotatably connected to the top of the protective shell 1.
When the detection chassis 12 and the detector 13 move upwards, the one-way door 8 is pushed upwards by the protective cover 91, and after the detector 13 moves into the protective shell 1, the one-way door 8 can be automatically closed due to the self elastic force, so that the one-way door 8 can automatically protect the detector 13.
The foregoing is merely a preferred embodiment of the present invention and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present invention, which are intended to be comprehended within the scope of the present invention.
Claims (10)
1. The utility model provides an electromagnetic detection device with protect function, a serial communication port, including protective housing (1), be provided with tensile spare (11) in protective housing (1), the rigid coupling has detection chassis (12) on tensile spare (11), detect chassis (12) top rigid coupling has detector (13), it has drive frame (14) to detect the rigid coupling on chassis (12), it runs through the roof of protective housing (1) to drive frame (14) top, the rigid coupling has siren (17) on protective housing (1), the rigid coupling has dead lever (2) on protective housing (1), the cover has lifter (21) on dead lever (2), lifter (21) and dead lever (2) equal interval are provided with screens hole (23), the tip rigid coupling of lifter (21) has stable leading truck (3), the rigid coupling has electronic pulley (31) of automatic roll on the high-voltage line in stable leading truck (3), the rigid coupling has first telescopic link (32) of stable leading truck (3) symmetry, one side that electric pulley (31) were kept away from to first telescopic link has and is used for the high-voltage line detector (21) to stretch out on the high-tension line detector assembly and carry out the area of detecting device (13) and stretch out.
2. An electromagnetic detection apparatus having a protection function according to claim 1, wherein: the driving assembly comprises a lifting frame (4), the lifting frame (4) is connected with the lifting rod (21) in a sliding mode, the lifting frame (4) is fixedly connected with the movable frame (33), the top end of the driving frame (14) is fixedly connected with a guide plate (41), the guide plate (41) is connected with the lifting frame (4) in a vertical sliding mode, the lifting frame (4) is connected with a friction plate (42) in a sliding mode, the friction plate (42) faces the lifting frame (4) at one side of the equidistant interval fixedly connected with a friction block (43), round holes (44) are formed in the lifting frame (4) at the equidistant interval, the number of the round holes (44) is consistent with the number of the friction blocks (43), and the friction blocks (43) penetrate through the round holes (44) to be attached to the guide plate (41).
3. An electromagnetic detection apparatus having a protection function according to claim 2, wherein: the side wall of the friction plate (42) facing the side of the bayonet lock block (22) and the end part of the bayonet lock block (22) are both smooth, and an elastic piece (24) for increasing positioning stability is arranged on the bayonet lock block (22).
4. An electromagnetic testing apparatus with protection function according to claim 3, wherein: the lifting device is characterized by further comprising a lifting plate (15), wherein the lifting plate (15) is fixedly connected to the bottom end of the stretching piece (11) and is connected with the protective shell (1) in a sliding mode, and a lifting spring (16) is fixedly connected between the lifting plate (15) and the bottom wall of the protective shell (1).
5. An electromagnetic testing apparatus with protection function according to claim 4, wherein: the device also comprises a counterweight rod (5), wherein the counterweight rod (5) is fixedly connected to the stable guide frame (3), and a plurality of counterweight blocks (51) which are used for balancing gravity and have a locking function are arranged on the stable guide frame (3) in a sliding manner.
6. An electromagnetic testing apparatus with protection function according to claim 5, wherein: still including installing frame (6), installing frame (6) rigid coupling is in stable leading truck (3), roof rigid coupling has second telescopic link (61) in installing frame (6), be connected with slider (62) on second telescopic link (61), slider (62) are close to one side of moving frame (33) all adorn the rotation and are connected with pivot (63), the tip rigid coupling of pivot (63) has grip slipper (64) to carrying out the centre gripping to the high-voltage line bottom, be provided with on pivot (63) and restrict grip slipper (64) rotation ninety degrees and carry out the ninety degrees rotation components of centre gripping to the high-voltage line.
7. An electromagnetic testing apparatus with protection function according to claim 6, wherein: ninety degrees rotating assembly is including rack (65), and rack (65) rigid coupling is close to one side of pivot (63) in movable frame (33), and the rigid coupling has gear (66) on pivot (63), and rack (65) and gear (66) meshing, one side rigid coupling that pivot (63) is close to slider (62) has dwang (67), and slider (62) rigid coupling has fixed block (68) that are used for blockking dwang (67) pivoted, and the angle interval is ninety degrees between dwang (67) and fixed block (68).
8. An electromagnetic testing apparatus with protection function according to claim 7, wherein: still including lifting plate (71), lifting plate (71) vertical slip formula sets up in detecting chassis (12), detect chassis (12) symmetry and be provided with can supply lifting plate (71) vertical gliding vertical spout (7), lifting plate (71) circumference equidistance interval rigid coupling has symmetrical distribution's lift draw-in lever (72), lift draw-in lever (72) top runs through the roof of protective housing (1), protective housing (1) all are provided with shell fragment (73) near one side of lifting plate (71), the rigid coupling has wedge (74) with lifting plate (71) extrusion complex on shell fragment (73), detect chassis (12) roof circumference equidistance is provided with horizontal spout (75), be connected with guard plate (76) to detector (13) through the guide arm slidingtype in horizontal spout (75), guard plate (76) are provided with through groove (77) that can supply lift draw-in lever (72) to pass near one side symmetry of lift draw-in lever (72), the rigid coupling has movable spring (78) between guard plate (76) and the detection chassis (12), one side that protective housing (1) is close to wedge (74) all vertical slip formula is connected with wedge (79) and extrusion complex handle (79).
9. The electromagnetic detection apparatus with protection function according to claim 8, wherein: the utility model also comprises a one-way door (8), and the one-way door (8) is symmetrically and rotationally connected to the top of the protective shell (1).
10. An electromagnetic testing apparatus with protection function according to claim 9, wherein: still including protection casing (91), protection casing (91) rigid coupling in lifter plate (15), detect rigid coupling on chassis (12) have elastic rod (93), and sliding connection has buffer board (92) on elastic rod (93), and buffer board (92) top sliding connection extrusion pole (95), one side rigid coupling that lifter plate (15) is close to buffer board (92) has bracing piece (94), and the top contact of extrusion pole (95) and bracing piece (94).
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