Ultraviolet imaging instrument based on full-time blind technology
Technical Field
The invention belongs to the field of ultraviolet imagers, and particularly relates to an ultraviolet imager based on a full-time blind technology.
Background
As the scale of the power grid laid by the power system is continuously enlarged and the power load requirements are continuously increased, the damage rate and the failure rate of various types of high-voltage equipment are also continuously increased. The equipment such as power transmission and supply line and transformer substation distribution work in atmospheric environment, under certain circumstances, along with insulating properties's reduction, structural defect and surface partial discharge phenomenon can appear, corona and surface partial discharge's in-process, and its corona and discharge's position can a large amount of radiation ultraviolet, can utilize corona or electrical equipment surface partial discharge's production and reinforcing indirect evaluation running equipment's insulating situation in this way to the defect of insulating equipment is in time found to the fortune dimension personnel.
However, the existing ultraviolet imager is not easy to adjust the lens position in the use process, so that the ultraviolet imager is not beneficial to long-time observation in specific occasions.
Disclosure of Invention
The invention provides an ultraviolet imager based on a full-time blind technology, which has the advantages of being convenient for fixing the ultraviolet imager and adjusting the lens direction by technicians.
In order to achieve the above purpose, the present invention provides the following technical solutions:
The ultraviolet imaging instrument based on the full-time blind technology comprises a machine body and a fixing device for fixing the machine body, wherein the fixing device comprises tail side plates, rotary connecting rods, rotary fixing rods, front side plates, tail fixing plates for placing the tail ends of the machine body, front fixing plates for fixing the front ends of the machine body and angle adjusting mechanisms for adjusting angles of the tail fixing plates and the front fixing plates, the number of the tail side plates is two, two ends of each rotary connecting rod are respectively and rotatably connected with the tail side plates, the tail fixing plates are in sliding connection with the tail side plates under the transmission of the rotary connecting rods, the rotary connecting rods are rotated after being transmitted by the angle adjusting mechanisms, one ends of the rotary fixing rods are rotatably connected with the rotary connecting rods, the other ends of the rotary fixing rods are fixed with the front side plates, the number of the rotary fixing rods corresponds to that of the front side plates, and the front fixing plates are in sliding connection with the front side plates under the driving of the angle adjusting mechanisms.
Preferably, the fixing device further comprises a U-shaped connecting rod and a first sliding block, two free ends of the U-shaped connecting rod are respectively fixed with one end of the rotating connecting rod and the first sliding block, one end of the first sliding block, which is opposite to the U-shaped connecting rod, is fixed with the side end of the tail fixing plate, a sliding groove which is matched with the sliding of the first sliding block is formed in the tail side plate, and the sliding groove is arc-shaped.
The angle adjusting mechanism comprises a first driving motor, a driving wheel, a first driven wheel, a first synchronous transmission belt, a second driven wheel, a third driven wheel, an L-shaped connecting rod, a sliding connecting rod and a connecting rod, wherein the output end of the first driving motor is fixed with the driving wheel, the driving wheel and the first driven wheel are in meshed transmission and are tightly fixed through the first synchronous transmission belt, the first driven wheel and the rotating connecting rod are coaxially fixed, the driving wheel and the second driven wheel are in synchronous transmission connection through the second synchronous transmission belt, the second driven wheel and the third driven wheel are in transmission connection, one end of the L-shaped connecting rod is fixed with the middle part of the third driven wheel, the other end of the L-shaped connecting rod is fixed with the side end of the sliding connecting rod, one end of the connecting rod is fixed with the end of the sliding connecting rod, the other end of the connecting rod is fixed with the bottom of a front fixing plate, and accordingly, the front side plate is provided with an arc groove.
Preferably, the angle adjusting mechanism further comprises a connecting shaft rod, one end of the connecting shaft rod is fixed with the output end of the first driving motor, and the other end of the connecting shaft rod is fixed with the middle part of the driving wheel.
Preferably, a first annular groove is formed in the side end of the driving wheel, a second annular groove is formed in the side end of the first driven wheel, and the first synchronous transmission belt is respectively attached to the groove walls of the first annular groove and the second annular groove.
Preferably, the second synchronous driving belt is respectively attached to the outer side of the second driven wheel and the groove wall of the first annular groove.
7, Preferably, an arc-shaped sliding block sliding in the arc-shaped groove is arranged at the end part of the connecting rod.
The inner diameter adjusting assembly comprises a fixed inner wheel, a sliding column, a first elastic piece, an arc-shaped carrier plate, an inner diameter adjusting column, a rotating rod and a fixed inserting cylinder, wherein an accommodating groove and a sliding rod groove which is matched with the sliding column to slide are formed in the annular side end of the fixed inner wheel, an adjusting groove which is matched with the sliding column to slide is formed in the middle of the fixed inner wheel, the sliding rod groove and the accommodating groove are correspondingly formed, the sliding rod groove is communicated with the adjusting groove, one end of the sliding column is slidably arranged in the sliding rod groove, the other end of the sliding column is fixed with the bottom end of the arc-shaped carrier plate, the first elastic piece is sleeved outside the sliding column, one end of the first elastic piece is fixed with the bottom of the accommodating groove, the other end of the first elastic piece is abutted against the bottom end of the arc-shaped carrier plate, one end of the inner diameter adjusting column slides in the adjusting groove, the other end of the rotating rod is fixed with the rotating rod, one end of the rotating rod back-to-back inner diameter adjusting column is fixed with the inner bottom end of the fixed inserting cylinder, a fixed thread groove is formed in the end of the fixed inner wheel, and accordingly, one end of the fixed inner wheel faces the fixed inserting cylinder is provided with an adaptive thread.
Preferably, the inner diameter adjusting column is in a round table shape, and one end of the sliding column, which is opposite to the arc-shaped carrier plate, is in contact and tightly abutted with the side end of the inner diameter adjusting column.
Preferably, the upper end of the tail fixing plate is provided with a fixing piece for clamping the body of the machine, the fixing piece is correspondingly arranged at two ends of the tail fixing plate, the fixing piece comprises a fixing block, a clamping block and a second elastic piece, the fixing block is fixed with the upper end of the tail fixing plate, one end of the second elastic piece is fixed with the inward side of the fixing block, the other end of the second elastic piece is fixed with the side end of the clamping block, and the body of the machine is fixedly clamped between the two clamping blocks.
The beneficial effects of the invention are as follows:
In the present invention, a technician can place the tail end of the body on the tail fixing plate and place the front end of the body on the front fixing plate. The angle adjusting mechanism is used for adjusting the angles of the tail fixing plate and the front fixing plate, so that the lens of the ultraviolet imaging instrument can be adjusted to be aligned with electrical equipment to be monitored, and more accurate and real-time monitoring is realized.
Drawings
Fig. 1 is a schematic structural view of a fuselage body in the present embodiment;
FIG. 2 is a schematic diagram of an ultraviolet imager based on the full-time blind technology in the present embodiment;
Fig. 3 is an enlarged view of a portion a in fig. 2;
Fig. 4 is an enlarged view of a portion B in fig. 3;
FIG. 5 is a schematic diagram of a partial structure of an ultraviolet imager based on a full-time blind technology in the present embodiment;
fig. 6 is an enlarged view of a portion C in fig. 5.
In the figure, 1, a tail side plate, 21, a U-shaped connecting rod, 210, a first sliding block, 22, a rotating connecting rod, 23, a first driven wheel, 24, a first synchronous transmission belt, 25, a connecting shaft, 253, a first driving motor, 254, a driving wheel, 26, a second synchronous transmission belt, 27, a second driven wheel, 28, a third synchronous transmission belt, 29, a sliding column, 30, a first elastic piece, 31, an arc-shaped carrier plate, 32, a fixed inner wheel, 33, a sliding connecting rod, 330, an arc-shaped sliding block, 34, a connecting rod, 36, a front fixing plate, 38, an L-shaped connecting rod, 39, an inner diameter adjusting column, 391, a rotating rod, 392, a fixed insertion cylinder, 41, a rotating fixing rod, 42, a front side plate, 51, a tail fixing plate, 510, a fixing block, 52, a second elastic piece, 53 and a clamping block.
Detailed Description
The embodiment provides a technical scheme:
As shown in fig. 1 to 6, an ultraviolet imager based on the blind technology comprises a main body and a fixing device for fixing the main body, wherein the fixing device comprises a tail side plate 1, a rotary connecting rod 22, a rotary fixing rod 41, a front side plate 42, a tail fixing plate 51 for placing the tail end of the main body, a front fixing plate 36 for fixing the front end of the main body, and an angle adjusting mechanism for adjusting the angles of the tail fixing plate 51 and the front fixing plate 36. The number of the tail side plates 1 is two, two ends of the rotary connecting rod 22 are respectively connected with the tail side plates 1 in a rotary mode, the tail fixing plate 51 is connected with the tail side plates 1 in a sliding mode under the transmission of the rotary connecting rod 22, and the rotary connecting rod 22 rotates after being transmitted by the angle adjusting mechanism. One end of the rotation fixing rod 41 is rotationally connected with the rotation connecting rod 22, the other end is fixed with the front side plate 42, the number of the rotation fixing rod 41 and the number of the front side plate 42 are corresponding, the number of the front side plate 42 is two, and the front fixing plate 36 is in sliding connection with the front side plate 42 under the driving of the angle adjusting mechanism.
As shown in fig. 2, the fixing device further includes a "U" shaped connecting rod 21 and a first sliding block 210, two free ends of the "U" shaped connecting rod 21 are respectively fixed with one end of the rotating connecting rod 22 and the first sliding block 210, one end of the first sliding block 210 facing away from the "U" shaped connecting rod 21 is fixed with a side end of the tail fixing plate 51, a sliding groove adapted to the sliding of the first sliding block 210 is provided on the tail side plate 1, and the sliding groove is arc-shaped. When the rotary connecting rod 22 rotates, the U-shaped connecting rod 21 can be driven to rotate, so that the tail fixing plate 51 moves along the same path as the sliding groove, and the angle of the tail end of the machine body can be adjusted.
As shown in fig. 2 and 3, the angle adjusting mechanism comprises a first driving motor 253, a driving wheel 254, a first driven wheel 23, a first synchronous transmission belt 24, a second synchronous transmission belt 26, a second driven wheel 27, a third driven wheel, a third synchronous transmission belt 28, an L-shaped connecting rod 38, a sliding connecting rod 33 and a connecting rod 34, wherein the output end of the first driving motor 253 is fixed with the driving wheel 254, the driving wheel 254 and the first driven wheel 23 are meshed and transmitted, and are tightly fixed through the first synchronous transmission belt 24, the first driven wheel 23 and the rotating connecting rod 22 are coaxially fixed, the driving wheel 254 and the second driven wheel 27 are synchronously and transmitted and connected through the second synchronous transmission belt 26, the second driven wheel 27 and the third driven wheel are in transmission and connection through the third synchronous transmission belt 28, one end of the L-shaped connecting rod 38 is fixed with the middle part of the third driven wheel, the other end of the L-shaped connecting rod is fixed with the side end of the sliding connecting rod 33, one end of the connecting rod 34 is fixed with the end of the sliding connecting rod 33, the other end of the connecting rod is fixed with the bottom of the front fixing plate 36, and accordingly the front side plate 42 is provided with an arc groove 43. The first driving motor 253 can drive the driving wheel 254 to rotate, and the driving wheel 254 and the first driven wheel 23 are synchronously fastened through the first synchronous transmission belt 24, so that the first driven wheel 23 also rotates and drives the rotating connecting rod 22 to rotate. The driving wheel 254 and the second driven wheel 27 are synchronously driven by the second synchronous driving belt 26, and the second driven wheel 27 and the third driven wheel are synchronously driven by the third synchronous driving belt 28, so that the angle rotation between the front fixing plate and the tail fixing plate 51 can be synchronous, and the balance of the machine body is more favorable.
As shown in fig. 2, the angle adjusting mechanism further includes a connecting shaft 25, one end of the connecting shaft 25 is fixed to the output end of the first driving motor 253, and the other end is fixed to the middle portion of the driving wheel 254.
In this embodiment, the side end of the driving wheel 254 is provided with a first annular groove, the side end of the first driven wheel 23 is provided with a second annular groove, and the first synchronous driving belt 24 is respectively attached to the groove walls of the first annular groove and the second annular groove. The arcuate peripheral walls of the drive wheel 254 and the first driven wheel 23 are provided with intermeshing teeth.
In this embodiment, the second timing belt 26 is respectively attached to the outer side of the second driven pulley 27 and the groove wall of the first annular groove.
In order to make the end sliding effect of the connecting rod 34 better, the end of the connecting rod 34 is provided with an arc-shaped sliding block 330 sliding in the arc-shaped groove.
As shown in fig. 4 and 6, the third driven wheel is provided with an inner diameter adjusting component for adjusting the inner diameter, the inner diameter adjusting component comprises a fixed inner wheel 32, a sliding column 29, a first elastic piece 30, an arc-shaped carrier plate 31, an inner diameter adjusting column 39, a rotating rod 391 and a fixed inserting cylinder 392, an accommodating groove and a sliding rod groove which is matched with the sliding column 29 to slide are arranged at the annular side end of the fixed inner wheel 32, an adjusting groove which is matched with the sliding column 39 to slide is arranged in the middle part of the fixed inner wheel 32, the sliding rod groove and the accommodating groove are correspondingly arranged, the sliding rod groove is communicated with the adjusting groove, one end of the sliding column 29 is arranged in the sliding rod groove in a sliding manner, the other end of the sliding column is fixed with the bottom end of the arc-shaped carrier plate 31, the first elastic piece 30 is sleeved outside the sliding column 29, one end of the first elastic piece 30 is fixed with the bottom of the accommodating groove, the other end of the arc-shaped carrier plate 31 is abutted against the bottom end of the arc-shaped carrier plate 392, one end of the inner diameter adjusting column 39 is arranged in the adjusting groove, the other end of the rotating rod 391 is fixed with the rotating rod 391, one end of the inner diameter adjusting column 39 which is matched with the inner bottom end of the fixed inserting cylinder 392, one end of the inner wheel 32 is provided with a fixed thread, and one end of the fixed inner wheel 32 is correspondingly provided with a fixed thread, and one end of the fixed thread of the fixed carrier plate 392 is arranged towards the fixed cylinder.
When the inner diameter of the third driven wheel is increased, the rotating speed is reduced, so that the front end of the body of the machine body rotates at a smaller rotating angle than the rear end of the body of the machine body. On the contrary, when the inner diameter of the third driven wheel is reduced, the rotation speed is increased, so that the front end of the body can rotate at a larger angle than the rear end of the body. The technician can rotate the fixed plug 392 as desired to adjust the depth of the inner diameter adjustment post 39 within the adjustment slot. And thus can be used to adjust the sliding movement of the spool 29 to effect adjustment of the inner diameter of the third driven wheel.
In this embodiment, the inner diameter adjusting column 39 is a truncated cone, and an end of the sliding column 29 facing away from the arc-shaped carrier plate 31 contacts and abuts against a side end of the inner diameter adjusting column 39.
As shown in fig. 2, the upper end of the tail fixing plate 51 is provided with fixing members for clamping the body of the machine, the fixing members are correspondingly arranged at two ends of the tail fixing plate 51, each fixing member comprises a fixing block 510, a clamping block 53 and a second elastic member 52, the fixing blocks 510 are fixed with the upper end of the tail fixing plate 51, one end of each second elastic member 52 is fixed with the inward side of the fixing block 510, the other end of each second elastic member 52 is fixed with the side end of the clamping block 53, and the body of the machine is fixedly clamped between the two clamping blocks 53. The two sides of the tail end of the body can be clamped between the two clamping blocks 53 to realize fixation.
Although the present invention has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present invention.