CN211928140U - Positioning assembly of lifting mechanism - Google Patents

Abstract

The utility model discloses a positioning component of a lifting mechanism, the lifting mechanism comprises an upper fixed plate, a middle lifting plate, a lower fixed plate, a plurality of stand columns and a jacking cylinder, the middle lifting plate is arranged on the stand columns in a sliding way, the lifting plate moves up and down in the driving of the jacking cylinder, the positioning component comprises a positioning plate and a positioning sleeve, the two ends of the positioning plate are provided with ear seats, the upper part of the positioning sleeve is provided with a connecting part, the positioning plate is provided with a positioning hole, the middle lifting plate is fixedly provided with a positioning box, the positioning box is internally provided with a placing groove for the sliding of the positioning rod, the placing groove is internally provided with a butting block, the positioning rod is convexly provided with a flange, a spring sleeve is arranged on the positioning rod and a spring is respectively butted with the flange and the butting block, one end of the positioning box is provided with an installation cover, the caliber of the installation cover is, and then reduce the atress of jacking cylinder piston rod and avoid jacking cylinder piston rod crooked influence its life.

Description

Positioning assembly of lifting mechanism

Technical Field

The utility model relates to a locating component's technical field, in particular to elevating system's locating component.

Background

Along with the development in city, the propulsion of modernization process, more and more cable ditches are built and are used for replacing the cement shaft tower that the city stands in the forest, in order to ensure power system's safe and reliable operation, need regularly overhaul the cable ditch, need mention cable ditch apron earlier when overhauing and patrol and examine the cable under the cable ditch apron again, need snatch the mechanism and snatch the cable ditch apron and carry to required height through elevating system with the cable ditch apron before patrolling and examining and beginning, stretch into detection mechanism in the cable ditch again and overhaul the cable, elevating system will snatch mechanism and cable ditch apron through the jacking cylinder and mention, but the piston rod of jacking cylinder upwards acts on easy pressurized buckling for a long time, and then influences the life of jacking cylinder.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an elevating system's locating component, when the jacking cylinder upwards acts on, locating component can be fixed with the output of jacking cylinder, and then reduces the atress of jacking cylinder piston rod and avoids the crooked life that influences of jacking cylinder piston rod.

The above technical purpose of the present invention can be achieved by the following technical solutions: a positioning assembly of a lifting mechanism comprises an upper fixing plate, a middle lifting plate, a lower fixing plate, a plurality of stand columns and a jacking cylinder, wherein the stand columns are connected with the upper fixing plate and the lower fixing plate, the middle lifting plate is slidably mounted on the stand columns, the jacking cylinder drives the middle lifting plate to move up and down, the positioning assembly comprises a positioning plate, a positioning sleeve and a positioning box, two ends of the positioning plate are provided with lug seats, the upper part of the positioning sleeve is fixedly provided with a connecting part in threaded connection with the lug seats, the positioning plate is provided with a positioning hole, the middle lifting plate is fixedly provided with the positioning box, the positioning box is internally provided with an electromagnetic clutch, an iron core, a positioning rod and a spring, the positioning box is internally provided with a placement groove for the positioning rod to slide, the placement groove is internally provided with a butting block, the positioning rod is convexly provided with a flange, the spring is sleeved, the positioning box is characterized in that an installation cover is arranged at one end, close to the positioning hole, of the positioning box, the caliber of the installation cover is smaller than that of the flange, so that the positioning rod is limited by the installation cover, the positioning hole is matched with the positioning rod, the positioning sleeve is provided with an adjusting groove and a locking hole communicated with the adjusting groove, and the positioning sleeve is fixed on the stand column through the locking hole which is screwed by a lock finger.

Furthermore, the inner end of the positioning hole is provided with a chamfer, and one end of the positioning rod, which is far away from the electromagnetic clutch, is a spherical part.

Further, a buffer pad is arranged at the lower part of the positioning sleeve.

Furthermore, Z-shaped plates are arranged at two ends of the lower fixing plate, and a plurality of oil buffers arranged at intervals are mounted on the Z-shaped plates.

To sum up, the utility model discloses following beneficial effect has:

make the jacking cylinder through setting up locating component, when jacking well lifter plate, can fix a position the centering lifter plate, and then prevent that the lifter plate from causing its bending in the long-time support of piston rod of jacking cylinder, locating component's installation step is as follows: 1. and (2) moving the positioning plate and the lug seat to proper positions along the upright post, screwing the connecting part on the positioning sleeve into the lug seat, and screwing the lock finger into the locking hole to fix the positioning sleeve on the upright post so that the positioning plate is fixed on the upright post.

Drawings

FIG. 1 is a schematic view of a cable trench cover;

FIG. 2 is an overall schematic view of the inspection device;

FIG. 3 is a schematic view of the inspection device;

fig. 4 is a schematic structural diagram of a first lifting assembly of the inspection device;

FIG. 5 is a schematic view of the mounting of the inspection device sleeve and the lift shaft;

FIG. 6 is a schematic diagram of the rotating assembly of the inspection device;

FIG. 7 is a schematic view of a guide cylinder and a fixed cylinder of the inspection device;

fig. 8 is a schematic structural view of the present invention;

FIG. 9 is an internal schematic view of the positioning box of the present invention;

fig. 10 is a schematic structural view of the positioning sleeve of the present invention;

fig. 11 is a schematic structural view of a detection mechanism of the inspection apparatus;

FIG. 12 is a schematic view of the mounting of the infrared sensor and the transparent barrier of the inspection device;

fig. 13 is an enlarged view of the inspection device at a;

fig. 14 is a schematic view of an infrared detection device and a shielding sheet of the inspection device.

In the figure: 1. a cable trench cover plate; 11. a strip-shaped groove; 2. a vehicle body; 21. a control unit; 3. a support mechanism; 31. a first fixing plate; 311. a sleeve; 312. sealing the cover; 32. a first lifter plate; 321. a lifting shaft; 322. a limiting block; 33. a support bar; 331. a supporting strip; 332. a driving wheel; 333. a transmission belt; 334. a limiting sleeve; 335. mounting holes; 34. a first motor; 341. a motor connecting block; 35. a booster cylinder; 36. an infrared sensor; 361. a first ring pad; 362. a transparent blocking sheet; 363. a second ring pad; 364. Tabletting; 37. a turntable; 371. a shielding sheet; 372. an infrared detection device; 373. a transmitting end; 374. A receiving end; 4. a lifting mechanism; 41. an upper fixing plate; 42. a lower fixing plate; 421. a Z-shaped plate; 422. A hydraulic shock absorber; 423. a rectangular strip; 43. a middle lifting plate; 44. a lifting column; 441. a cross beam; 442. A beam arm; 443. a second motor; 45. a guide cylinder; 46. jacking a cylinder; 47. a column; 5. a rotating assembly; 51. a fixed cylinder; 52. rotating the block; 53. a connecting ring; 54. rotating the cylinder; 55. an elbow; 6. a second fixing plate; 61. a first cylinder; 611. a rectangular groove; 62. a mounting seat; 621. a first polish rod; 63. A screw rod; 631. a second polish rod; 632. a nut; 633. a third motor; 7. a third fixing plate; 71. A slipping component; 72. a slide plate; 721. a fourth motor; 722. a rotating base; 723. a rotating beam; 73. A second cylinder; 74. a flange; 75. a conductive block; 76. a camera; 77. a rotating electric machine; 78. an internal resistance detection device; 79. a voltage detection device; 8. a positioning assembly; 81. positioning a plate; 811. an ear mount; 812. Positioning holes; 82. a positioning sleeve; 821. a connecting portion; 822. an adjustment groove; 823. a locking hole; 824. a lock finger; 83. a positioning box; 831. an electromagnetic clutch; 832. an iron core; 833. positioning a rod; 834. a spring; 835. a placing groove; 836. a butting block; 837. a flange; 838. and (6) installing a cover.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

As shown in fig. 1-14, a cable trouble inspection device for overhaul the cable that sets up at 1 lower extreme of cable trench cover, be provided with a plurality of parallel arrangement's bar groove 11 on the cable trench cover 1, inspection device includes automobile body 2, be equipped with on the automobile body 2 and snatch the mechanism of snatching of cable trench cover 1 and carry out fault detection's detection mechanism to the cable, be equipped with the control unit 21 in the automobile body 2, it is connected with the control unit 21 electricity respectively with detection mechanism to snatch the mechanism.

The grabbing mechanism comprises a supporting mechanism 3 and a lifting mechanism 4, the lifting mechanism 4 comprises an upper fixing plate 41, a lower fixing plate 42, a middle lifting plate 43, a plurality of upright posts 47 and a jacking cylinder 46, the upright posts 47 are connected with the upper fixing plate 41 and the lower fixing plate 42, the middle lifting plate 43 is slidably mounted on the upright posts 47, the jacking cylinder 46 drives the middle lifting plate 43 to move up and down, a positioning assembly is arranged on the middle lifting plate 43, the positioning assembly 8 comprises a positioning plate 81, a positioning sleeve 82 and a positioning box 83, two ends of the positioning plate 81 are provided with lug seats 811, the upper part of the positioning sleeve 82 is fixedly provided with a connecting part 821 in threaded connection with the lug seats 811, the positioning plate 81 is provided with a positioning hole 812, the middle lifting plate 43 is fixedly provided with a positioning box 83, the positioning box 83 is internally provided with an electromagnetic clutch 831, an iron core 832, the utility model discloses a set up the locating box 83, including locating box 83, locating box 82, locating box 833, spring 834, locating cover 838, locating box 82, locating finger 824, locating rod 833, locating box 835 are equipped with the arrangement groove 835 that supplies locating rod 833 to slide, be equipped with butt piece 836 in the arrangement groove 835, the protruding flange 837 that is equipped with of locating rod 833, spring 834 overlaps the both ends of locating rod 833 and spring 834 and butts flange 837 and butt piece 836 respectively, the one end that locating box 83 is close to locating hole 812 is equipped with the installation lid 838, the bore of installation lid 838 is less than the flange 837 and makes locating rod 833 subject to the installation lid 838, locating hole 812 and locating rod 833 looks adaptation, locating sleeve 82 is equipped with adjustment tank 822 and communicates the locking hole 823 of.

When the electromagnetic clutch 831 is electrified, the iron core 832 generates magnetic force, so that the positioning rod 833 can be attracted, and the positioning rod 833 is separated from the positioning hole 812; when the electromagnetic clutch 831 is powered off, the magnetic force of the iron core 832 disappears, the positioning rod 833 enables the positioning rod 833 to abut against the positioning hole 812 under the elastic force of the spring 834, and then the positioning rod 833 supports the positioning plate 81.

The inner of locating hole 812 is equipped with the chamfer, the one end that electromagnetic clutch 831 was kept away from to locating lever 833 is globular portion, through the setting of chamfer and globular portion, is convenient for locating lever 833 stretches into in locating hole 812.

The lower part of the positioning sleeve 82 is provided with a buffer pad (not shown in the figure) for preventing the middle lifting plate 43 moving upwards from colliding with the positioning sleeve 82 to damage the positioning sleeve 82 on one hand, and for reducing the vibration generated when the middle lifting plate 43 collides with the positioning sleeve 82 on the other hand, so that the middle lifting plate 43 can be stably stopped when moving upwards to the set position.

As shown in fig. 6 and 8, Z-shaped plates 421 are disposed at two ends of the lower fixing plate 42, a plurality of oil buffers 422 are mounted on the Z-shaped plates 421 at intervals, and the oil buffers 422 prevent the middle lifting plate 43 from generating large vibration when descending, so that the middle lifting plate 43 is more stable.

To sum up, the utility model discloses following beneficial effect has:

make jacking cylinder 46 through setting up locating component 8, when lifting plate 43 jack-up will be well, can fix a position jacking plate 43, and then lifting plate 43 caused its bending in preventing that jacking cylinder 46's piston rod from supporting for a long time, locating component 8's installation step is as follows: 1. the positioning plate 81 and the lug seat 811 are moved up to a proper position along the upright post 47, 2, the connecting portion 821 of the positioning sleeve 82 is screwed into the lug seat 811, and 3, the locking finger 824 is screwed into the locking hole 823, so that the positioning sleeve 82 is fixed to the upright post 47, and the positioning plate 81 is fixed to the upright post 47.

Elevating system 4 still includes lift post 44 and guide cylinder 45, lift post 44 can be in guide cylinder 45 the direction slide and radially be subject to guide cylinder 45, the utility model discloses in fixed mounting has only ends the rotary drum in the guide cylinder 45, it sets up one in the rotary drum and runs through the spacing groove (not drawn in the picture) that ends about the rotary drum, lift post 44's perisporium is equipped with spacing groove guide complex spacing portion (not drawn in the picture), makes lift post 44 only can reciprocate in guide cylinder 45, lift plate 43 in is installed through the bearing to lift post 44's lower extreme, lift post 44's upper end is connected with crossbeam 441, the outer end of crossbeam 441 rotates and is connected with beam arm 442, be equipped with drive beam arm 442 pivoted second motor 443 on the crossbeam 441, the lower extreme and the first fixed plate 31 fixed connection of beam arm 442.

As shown in fig. 3 to 5, the supporting mechanism 3 includes a first fixing plate 31, a first lifting plate 32, a supporting rod 33, a first motor 34 and a pressurizing cylinder 35, the lower part of the first fixing plate 31 is provided with a plurality of sleeves 311, the upper end of the first lifting plate 32 is provided with a plurality of lifting shafts 321 which are slidably arranged on the sleeves 311, the pressurizing cylinder 35 is provided at an upper portion of the first fixing plate 31 and drives the first elevating plate 32 to move up and down, two groups of support rods 33 are respectively distributed at two ends of the first lifting plate 32, the support rods 33 are arranged on the first lifting plate 32 through bearings, the lower end of the supporting rod 33 is provided with a supporting strip 331, the supporting strip 331 and the supporting rod 33 can extend into the inner strip-shaped groove 11, the upper ends of the support rods 33 are provided with driving wheels 332, the driving wheels 332 are driven by a driving belt 333, and the first motor 34 is used for driving one of the support rods 33 to rotate.

The inner of sleeve 311 is equipped with the cavity just the cavity runs through the lower part of sleeve 311, the lower part threaded connection of sleeve 311 has closing cap 312, the upper end of lift axle 321 is equipped with the stopper 322 with the cavity adaptation, closing cap 312 is equipped with the notch that supplies lift axle 321 to pass through, through the aforesaid setting, when the decline of first lifter plate 32 of supercharge cylinder 35 drive, on the one hand, closing cap 312 can support stopper 322 for the piston rod of supercharge cylinder 35 need not bear decurrent pulling force, on the other hand the direction cooperation of sleeve 311 and stopper 322 is convenient for the first lifter plate 32 of supercharge cylinder 35 drive to rise or descend.

The support rods 33 are arranged on the first lifting plate 32 in a Z-shaped staggered mode, the limiting sleeves 334 are arranged on the upper portions of the support rods 33, through the arrangement, on one hand, the transmission motion of the transmission wheels 332 and the transmission belts 333 and the lifting motion of the lifting shafts 321 are avoided and do not interfere with each other, on the other hand, the support strips 331 support the cable trench cover plate 1 better, and therefore the cable trench cover plate 1 is conveniently and stably lifted, rotated and reset.

The first motor 34 is mounted on the first lifting plate 32 through a motor connecting block 341, and a groove for the first motor 34 and the motor connecting block 341 to pass through is formed in the first fixing plate 31.

The lower extreme threaded connection of bracing piece 33 has support bar 331, be equipped with mounting hole 335 in the lower extreme of support bar 331, the built-in infrared inductor 36 that is equipped with of mounting hole 335, infrared inductor 36's lower extreme has supported first ring pad 361, transparent separation blade 362, second ring pad 363 and preforming 364 in proper order, and through the fastener with preforming 364 fixed mounting in support bar 331, infrared inductor 36 is used for observing the position of cable trench cover 1, and the bracing piece 33 of being convenient for stretches into in bar groove 11 accurately.

Install carousel 37 on the bracing piece 33, carousel 37 sets up in the lower extreme of first lifter plate 32, carousel 37 circumference equipartition has twice to shelter from piece 371, infrared detection device 372 is installed to the lower extreme of first lifter plate 32, infrared detection device 372 includes transmitting terminal 373 and receiving terminal 374, and when the infrared ray of transmitting terminal 373 transmission was sheltered from piece 371, first motor 34 stop work.

The utility model provides a cable fault inspection device still includes rotating assembly 5, rotating assembly 5 is including setting up in the solid fixed cylinder 51 of upper fixed plate 41, the guide cylinder 45 rotates through the bearing and locates in the solid fixed cylinder 51, the pot head of going up and down post 44 is equipped with commentaries on classics piece 52, it is as an organic whole that commentaries on classics piece 52 is connected the lift post 44 with commentaries on classics piece 52 through go-between 53 to change piece 52, it has rotation cylinder 54 to articulate in automobile body 2, rotation cylinder 54's output passes through elbow 55 and articulates in commentaries on classics piece 52, through the aforesaid setting, rotation cylinder 54 can drive guide cylinder 45 and the same rotation of lift post 44.

As shown in fig. 6 and 11, the detecting mechanism includes a second fixing plate 6, a third fixing plate 7, a rotating beam 723 and a rotating electrical machine 77, the lower fixing plate 42 is provided with a first cylinder 61 and mounting seats 62 disposed at two ends of the first cylinder 61, an output end of the first cylinder 61 is connected to the second fixing plate 6, the second fixing plate 6 is connected to a first polish rod 621 slidably disposed in the mounting seats 62, the second fixing plate 6 is located at an outer end of the vehicle body 2, a cylinder body of the first cylinder 61 and the mounting seats 62 are both located in the vehicle body 2, and the vehicle body 2 is provided with an empty slot for a piston of the first cylinder 61 and the first polish rod 621 to pass through.

The front end of the second fixing plate 6 is provided with a screw 63, a second polish rod 631, a nut 632 and a third motor 633, two ends of the screw 63 are provided with screw parts with opposite rotation directions, the screw parts at the two ends are provided with the nut 632, the third fixing plate 7 is mounted on the screw 63 through the nut 632, the third fixing plate 7 is provided with a sliding assembly 71, a sliding plate 72 slidably mounted on the sliding assembly 71 and a second cylinder 73 driving the sliding plate 72 to move up and down, the sliding plate 72 is provided with a fourth motor 721 and a rotating base 722, the rotating beam 723 is rotatably mounted on the rotating base 722, the fourth motor 721 drives the rotating beam 723 to rotate, the other end of the rotating beam 723 is provided with a flange 74, the inner side of the flange 74 is provided with a conductive block 75 and a camera 76, the outer end of the flange 74 is provided with a rotating motor 77, two ends of the rotating motor 77 are provided with an internal resistance detection device 78 and a voltage detection device 79 fixedly mounted on the rotating, the internal resistance detection device 78 and the voltage detection device 79 are respectively electrically connected with the conductive block 75, the flange 74 is provided with two through holes, the conductive block 75 is conveniently connected with the internal resistance detection device 78 through a connecting line, the conductive block 75 is conveniently connected with a connecting line of the voltage detection device 79, and the detection principle of the detection mechanism is the prior art and can be referred to (Chinese patent application No. CN 201610909577.3).

As shown in fig. 3, two ends of the second fixing plate 6 are provided with rectangular grooves 611, the front end of the lower fixing plate 42 is provided with rectangular bars 423 extending into the rectangular grooves 611, when the output end of the first cylinder 61 retracts, the second fixing plate 6 is driven to move backwards, so that the rectangular grooves 611 enter the rectangular bars 423, and the rectangular bars 423 can support the second fixing plate 6.

The utility model discloses a basic operating principle does:

automobile body 2 can walk along cable trench cover 1, when needs patrol and examine the cable under a certain cable trench cover 1, supporting mechanism 3 snatchs cable trench cover 1, mention cable trench cover 1 through pressurized cylinder 35, rethread elevating system 4 mentions supporting mechanism 3 and cable trench cover 1 together, utilize rotating assembly 5 to rotate it to one side, then utilize detection mechanism to detect the cable under cable trench cover 1, through the aforesaid setting, can snatch the up end and flush in ground or a little more than cable trench cover 1 on ground, and can walk in the cable trench outside, avoid the complicated problem of cable trench internal environment, reduce and patrol and examine work load. The inspection device is specifically operated as follows: 1. the jacking cylinder 46 drives the lifting column 44 to descend, and the pressurizing cylinder 35 drives the first lifting plate 32 to descend, so that the supporting rod 33 enters the strip-shaped groove 11; 2, the first motor 34 drives the support bar 33 to rotate 90 degrees, so that the support bar 331 is arranged to intersect with the strip-shaped groove 11; 3. the pressurizing cylinder 35 drives the first lifting plate 32 and the supporting strips 331 to lift up, and the supporting strips 331 are attached to the lower end of the cable trench cover plate 1 and lift up the cable trench cover plate 1; 4. the jacking cylinder 46 drives the middle lifting plate 43 to move upwards, so that the cable trench cover plate 1 moves upwards; 5. the rotating cylinder 54 drives the rotating block 52 to rotate, so that the cable trench cover plate 1 is rotated aside, and an operator can conveniently observe the condition of the cable trench cover plate 1; the first cylinder 61 drives the second fixing plate 6 to move forward, the fourth motor 721 drives the rotating beam 723 to rotate to the lower side, the second cylinder 73 extends the flange 74 into the cable, and the detection mechanism detects the cable.

The above is only the preferred embodiment of the present invention, so all the equivalent changes or modifications made by the structure, features and principles in accordance with the claims of the present invention are included in the claims of the present invention.

Claims (4)

1. The utility model provides an elevating system's locating component, includes elevating system (4) and locating component (8), elevating system (4) include upper fixed plate (41), well lifter plate (43), bottom plate (42), a plurality of stand (47) and jacking cylinder (46), last upper fixed plate (41) and bottom plate (42) are connected to stand (47), well lifter plate (43) slide and install in stand (47), lifter plate (43) up-and-down motion in jacking cylinder (46) drive, its characterized in that: the positioning assembly (8) comprises a positioning plate (81), a positioning sleeve (82) and a positioning box (83), wherein lug seats (811) are arranged at two ends of the positioning plate (81), a connecting part (821) in threaded connection with the lug seats (811) is fixedly arranged at the upper part of the positioning sleeve (82), a positioning hole (812) is formed in the positioning plate (81), the positioning box (83) is fixedly arranged on the middle lifting plate (43), an electromagnetic clutch (831), an iron core (832), a positioning rod (833) and a spring (834) are arranged in the positioning box (83), a placing groove (835) for the sliding of the positioning rod (833) is formed in the positioning box (83), a butting block (836) is arranged in the placing groove (835), a flange (837) is convexly arranged on the positioning rod (833), the spring (834) is sleeved on the positioning rod (833) and two ends of the spring (834) are respectively butted against the flange (837) and the butting block (836), the positioning box (83) is provided with an installation cover (838) at one end close to the positioning hole (812), the caliber of the installation cover (838) is smaller than the flange (837) so that the positioning rod (833) is limited by the installation cover (838), the positioning hole (812) is matched with the positioning rod (833), the positioning sleeve (82) is provided with an adjusting groove (822) and a locking hole (823) communicated with the adjusting groove (822), and the positioning sleeve (82) is screwed through the locking finger (824) to the locking hole (823) so that the positioning sleeve (82) is fixed on the upright column (47).

2. The positioning assembly of a lifting mechanism of claim 1, wherein: the inner of locating hole (812) is equipped with the chamfer, the one end that the electromagnetic clutch (831) was kept away from in locating lever (833) is globular portion.

3. The positioning assembly of a lifting mechanism of claim 1, wherein: the lower part of the positioning sleeve (82) is provided with a cushion pad.

4. The positioning assembly of a lifting mechanism of claim 1, wherein: the two ends of the lower fixing plate (42) are provided with Z-shaped plates (421), and a plurality of oil buffers (422) arranged at intervals are mounted on the Z-shaped plates (421).

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