CN210687692U - Support device for ray instrument - Google Patents
Support device for ray instrument Download PDFInfo
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- CN210687692U CN210687692U CN201921379494.3U CN201921379494U CN210687692U CN 210687692 U CN210687692 U CN 210687692U CN 201921379494 U CN201921379494 U CN 201921379494U CN 210687692 U CN210687692 U CN 210687692U
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Abstract
The utility model discloses a support device for a ray apparatus; the disclosed bracket device comprises a clamping mechanism, a forward and backward adjusting mechanism and an angle adjusting mechanism; the angle adjusting mechanism comprises a first fixed plate, a first rotating plate, a second fixed plate and a second rotating plate; the first fixed plate and the second fixed plate are oppositely arranged at the advancing and retreating executing end of the advancing and retreating adjusting mechanism, the first rotating plate is rotatably connected with the first fixed plate through a first rotating shaft, and the second rotating plate is rotatably connected with the second fixed plate through a second rotating shaft; two opposite side surfaces of the first rotating plate and the second rotating plate are both ray instrument fixing surfaces; the second fixed plate is provided with a driving rotating shaft, and the driving rotating shaft is in transmission connection with the second rotating shaft through a transmission mechanism. Above-mentioned scheme can be solved present fixed mechanism of laying and not be convenient for change the regulation to the transmission focus and the incident angle of ray apparatus because of putting up in fixed position to and the detection operation of detecting a flaw wastes time and energy, the lower problem of work efficiency.
Description
Technical Field
The utility model relates to a ray apparatus detects a flaw and detects technical field, especially relates to a support device for ray apparatus.
Background
With the development of science and technology, radiographic inspection has been widely applied to nondestructive testing of the welding seams of pipeline parts; among them, the ray detection generally includes X-ray detection and Y-ray source ray detection; in the single-tube seam flaw detection, X-ray detection is generally used for single-tube seam flaw detection because X-ray detection has the advantages of high detection sensitivity and easy identification of fine defects compared with Y-ray detection.
At present, in the process of X-ray detection of a single pipe, a special fixed placing mechanism such as a platform and a bracket needs to be erected so as to place and fix an X-ray instrument on the fixed placing mechanism and carry out flaw detection on a welding seam of the single pipe; and a certain distance is required to be reserved between the built fixed placing mechanism and the part to be detected so as to meet the operation requirements of the transmission focal length and the incident angle of the X-ray flaw detector.
However, the existing fixing and placing mechanism is not convenient for changing and adjusting the transmission focal length and the incident angle of the ray instrument because the fixing and placing mechanism is built at a fixed position; meanwhile, when the flaw detection is performed on different welding seam positions of the pipeline member, the fixed placing mechanism needs to be built again at the corresponding positions or the built fixed placing mechanism needs to be disassembled, transformed and the like, so that the flaw detection operation of the pipeline member is time-consuming and labor-consuming, and the working efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a support device for ray apparatus to solve present fixed ann and put the mechanism and change the regulation because of putting at fixed position and be not convenient for to the transmission focus and the incident angle of ray apparatus, and detect a flaw and detect the operation and waste time and energy, the lower problem of work efficiency.
In order to solve the above problem, the utility model adopts the following technical scheme:
a support device for a ray instrument comprises a clamping mechanism, a forward and backward adjusting mechanism and an angle adjusting mechanism; the advancing and retreating adjusting mechanism is arranged on the clamping mechanism;
the angle adjusting mechanism comprises a first fixed plate, a first rotating plate, a second fixed plate and a second rotating plate; the first fixed plate and the second fixed plate are oppositely arranged at the advancing and retreating executing end of the advancing and retreating adjusting mechanism, the first rotating plate is rotatably connected with the first fixed plate through a first rotating shaft, the second rotating plate is rotatably connected with the second fixed plate through a second rotating shaft, and the first rotating plate and the second rotating plate are respectively positioned at two opposite sides of the first fixed plate and the second fixed plate; the first rotating plate and the second rotating plate are opposite, and two opposite side surfaces of the first rotating plate and the second rotating plate are both radiograph fixing surfaces; the second fixed plate is provided with a driving rotating shaft, and the driving rotating shaft is in transmission connection with the second rotating shaft through a transmission mechanism.
Further, the transmission mechanism comprises a first gear and a second gear; the first gear is arranged on the second rotating shaft, the second gear is arranged on the driving rotating shaft, and the first gear is meshed with the second gear.
Furthermore, one end of the driving rotating shaft is the front end and is positioned between the second rotating plate and the second fixing plate; the other end of the driving rotating shaft is a tail end and is positioned on one side, away from the second rotating plate, of the second fixing plate; the second gear is located at the front end of the driving rotating shaft, and a manual crank or a hand wheel is arranged at the tail end of the driving rotating shaft.
Further, the angle adjusting mechanism further comprises a stop bolt; the stop bolt comprises a nut and a first screw rod; the second fixing plate is also provided with a threaded hole matched with the first screw rod; one end of the first screw rod is connected with the nut, the other end of the first screw rod is a stopping end, and the stopping end penetrates through the threaded hole and faces to the disc surface of the first gear.
Furthermore, a rotation angle dial used for indicating the rotation angle of the second rotating plate is arranged on the driving rotating shaft; one side surface of the second fixing plate, which is far away from the second rotating plate, is an outer side surface, the rotating angle dial is positioned on one side of the outer side surface of the second fixing plate, and an indicating mark is arranged on the outer side surface of the second fixing plate; when the second rotating plate is located at the initial position, the initial scale of the rotating angle dial corresponds to the position of the indicating mark.
Furthermore, a first fixing piece is arranged on the ray instrument fixing surface of the first rotating plate, and a second fixing piece is arranged on the ray instrument fixing surface of the second rotating plate; two opposite ends of the ray instrument are respectively fixed between the first rotating plate and the second rotating plate through the first fixing piece and the second fixing piece.
Further, the advancing and retreating adjusting mechanism comprises a rotating bracket and a connecting bracket; the rotating bracket comprises a first rotating bracket and a second rotating bracket; the engagement brackets comprise a first engagement bracket and a second engagement bracket;
the opposite ends of the first rotating bracket are respectively and rotatably connected with the clamping mechanism and the first connecting bracket, the opposite ends of the second rotating bracket are respectively and rotatably connected with the clamping mechanism and the second connecting bracket, the first connecting bracket is rotatably connected with the first fixed plate, and the second connecting bracket is rotatably connected with the second fixed plate; the first rotating bracket and the second rotating bracket are opposite, the first connecting bracket and the second connecting bracket are opposite, and the first rotating bracket and the second rotating bracket, the first rotating bracket and the first connecting bracket and the second rotating bracket and the second connecting bracket are both provided with a rotating opening and closing mechanism.
Further, the clamping mechanism is respectively and rotatably connected with the first rotating bracket and the second rotating bracket through a first hinge piece; the first hinge part comprises a rotating bolt and a first fastening nut, and the first rotating bracket and the second rotating bracket are respectively provided with a through hole which is in rotating fit with a screw rod of the rotating bolt; and a screw rod of the rotating bolt penetrates through the through hole of the first rotating bracket and the through hole of the second rotating bracket and is tightly matched with the first fastening nut.
Further, the clamping mechanism comprises a clamping part and a supporting bracket; one end of the supporting bracket is connected with the clamping part through a fastener, and the other end of the supporting bracket, which is opposite to the clamping part, is respectively connected with one end of the first rotating bracket and one end of the second rotating bracket in a rotating manner.
Further, the fastener comprises a second screw and a second fastening nut; the supporting bracket is provided with a through hole which is in running fit with the second screw rod; one end of the second screw rod is fixedly arranged on the clamping part, and the other end of the second screw rod penetrates through the through hole of the supporting bracket and is tightly matched with the second fastening nut.
The utility model discloses a technical scheme can reach following beneficial effect:
the utility model discloses a support device for ray apparatus, according to the different welding seam positions that the pipeline component detected, can move the whole support device through the fixture and the centre gripping is fixed in pipeline component corresponding position department to ray apparatus detects a flaw to corresponding welding seam position; meanwhile, according to the requirement of the incidence angle of the ray instrument, the rotation of the driving rotating shaft can be controlled through operation, so that the driving rotating shaft can drive the second rotating plate to rotate through the transmission mechanism and the second rotating shaft, and further the ray instrument fixed between the first rotating plate and the second rotating plate rotates to adjust the incidence angle of the ray instrument; accordingly, the transmission focal length of the radiation instrument can be adjusted by moving the advancing and retreating actuator of the advancing and retreating adjustment mechanism to advance or retreat the radiation instrument toward the pipe member according to the transmission focal length requirement of the radiation instrument. Compared with the prior fixing and placing mechanism, the bracket device disclosed by the embodiment of the utility model can conveniently and rapidly change and adjust the transmission focal length and the incident angle of the ray instrument, and is convenient to move, clamp and fix the whole bracket device through the clamping mechanism; therefore, the flaw detection operation of the ray instrument has the advantages of trouble and labor saving and higher working efficiency.
Drawings
The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:
fig. 1 is a schematic structural diagram of a bracket device disclosed in an embodiment of the present invention;
fig. 2 is a schematic structural view of an angle adjusting mechanism disclosed in an embodiment of the present invention;
fig. 3 is a side view of a second fixing plate disclosed in the embodiment of the present invention;
fig. 4 is a schematic structural view of a clamping mechanism disclosed in an embodiment of the present invention;
fig. 5 is a schematic view of a connection structure between the clamping mechanism and the advancing/retreating adjustment mechanism according to an embodiment of the present invention.
Description of reference numerals:
100-single pipe,
200-grip, 210-support bracket, 211-fastener, 212-first hinge,
310-a first rotating bracket, 311-a second hinge, 320-a second rotating bracket, 321-a third hinge,
410-a first engagement bracket, 420-a second engagement bracket,
500-hinge, 600-ray instrument,
710-a first fixing plate, 711-a bearing, 720-a second fixing plate, 721-a driving rotating shaft, 722-a first gear, 723-a second gear, 724-a stop bolt, 725-a rotating angle dial, 726-an indication mark,
810-first rotating plate, 820-second rotating plate, 821-fastener.
Detailed Description
To make the purpose, technical solution and advantages of the present invention clearer, the following will combine the embodiments of the present invention and the corresponding drawings to clearly and completely describe the technical solution of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The technical solutions disclosed in the embodiments of the present invention are described in detail below with reference to the accompanying drawings.
Referring to fig. 1-5, an embodiment of the present invention discloses a support device for a radiation apparatus, which includes a clamping mechanism, an advancing and retreating adjusting mechanism, and an angle adjusting mechanism; the advancing and retreating adjusting mechanism is arranged on the clamping mechanism.
The angle adjusting mechanism includes a first fixing plate 710, a first rotating plate 810, a second fixing plate 720, and a second rotating plate 820; the first fixed plate 710 and the second fixed plate 720 are relatively disposed at the forward and backward movement executing end of the forward and backward movement adjusting mechanism, the first rotating plate 810 is rotatably connected to the first fixed plate 710 through a first rotating shaft, the second rotating plate 820 is rotatably connected to the second fixed plate 720 through a second rotating shaft, and the first rotating plate 810 and the second rotating plate 820 are respectively disposed at two opposite sides of the first fixed plate 710 and the second fixed plate 720; the first rotating plate 810 and the second rotating plate 820 are opposite, and two opposite side surfaces of the first rotating plate 810 and the second rotating plate 820 are both ray meter fixing surfaces; the second fixing plate 720 is provided with a driving rotating shaft 721, and the driving rotating shaft 721 is in transmission connection with the second rotating shaft through a transmission mechanism.
Based on the above-mentioned support device disclosed in the embodiment of the present invention, according to different welding seam positions to be detected of the pipeline component, the whole support device can be moved and clamped and fixed at the corresponding position of the pipeline component by the clamping mechanism, so that the ray detector 600 can detect the flaw of the corresponding welding seam position; meanwhile, according to the requirement of the incidence angle of the radiation instrument 600, the rotation of the driving rotating shaft 721 can be controlled through operation, so that the driving rotating shaft 721 can drive the second rotating plate 820 to rotate through the transmission mechanism and the second rotating shaft, and further the radiation instrument 600 fixed between the first rotating plate 810 and the second rotating plate 820 rotates, and the incidence angle of the radiation instrument 600 is adjusted; accordingly, the transmission focal length of the radiation meter 600 can be adjusted by moving the advancing and retreating actuator of the advancing and retreating adjustment mechanism to advance or retreat the radiation meter 600 toward the piping member according to the transmission focal length requirement of the radiation meter 600.
Therefore, compared with the current fixing and placing mechanism, the bracket device disclosed by the embodiment of the utility model can conveniently and rapidly change and adjust the transmission focal length and the incident angle of the ray instrument 600, and is convenient for the movement, clamping and fixing of the whole bracket device through the clamping mechanism; therefore, the flaw detection operation of the ray instrument 600 has the advantages of trouble and labor saving and higher working efficiency.
The transmission mechanism disclosed by the embodiment of the present invention may include a first gear 722 and a second gear 723; the first gear 722 is disposed on the second rotating shaft, the second gear 723 is disposed on the driving rotating shaft 721, and the first gear 722 is meshed with the second gear 723, so that the second gear 723 can rotate synchronously with the driving rotating shaft 721, and the second gear 723 stirs the first gear 722 to rotate during rotation, and the first gear 722 drives the second rotating shaft and drives the second rotating plate 820 to rotate. Of course, the transmission mechanism may also be a transmission chain or other existing transmission mechanisms such as a worm gear and worm, so as to realize the transmission connection between the driving shaft 721 and the second shaft.
Specifically, one end of the driving rotation shaft 721 is a front end and is located between the second rotating plate 820 and the second fixing plate 720; the other end of the driving shaft 721 is a terminal and is located at a side of the second fixing plate 720 departing from the second rotating plate 820; the second gear 723 is located at the front end of the driving rotating shaft 721, so that the first gear 722 is conveniently disposed at a portion of the second rotating shaft located between the second fixed plate 720 and the second rotating plate 820, and the first gear 722 is engaged with the second gear 723, thereby achieving the purpose of hiding the transmission mechanism. Of course, for the purpose of hiding the transmission mechanism, a special installation chamber may be further provided in the second fixing plate 720, and the first gear 722 and the second gear 723 are placed in the installation chamber. In addition, in order to facilitate the detection personnel to control the rotation of the driving rotating shaft 721 through manual operation, a manual crank or a hand wheel may be arranged at the end of the driving rotating shaft 721.
In order to reduce the rotational friction between the first rotation shaft and the first rotation plate 810, a bearing 711 may be provided at the rotational mating end of the first rotation plate 810 and the first rotation shaft; one end of the first rotating shaft is fixed to the first fixing plate 710, the other end of the first rotating shaft is fixed to the inner ring of the bearing 711, and the first rotating shaft is rotatably connected to the first rotating base through the bearing 711.
The angle adjusting mechanism disclosed in the embodiment of the present invention may further include a stop bolt 724; the stop bolt 724 comprises a nut and a first screw rod; the second fixing plate 720 is also provided with a threaded hole matched with the first screw rod; one end of the first screw rod is connected with the nut, the other end of the first screw rod is a stopping end, and the stopping end penetrates through the threaded hole and faces to the disc surface of the first gear 722; thereby causing the stopper end to move forward and backward toward the disk surface of the first gear 722 by rotating the stopper bolt 724; when the stopping end abuts against the disc surface of the first gear 722, stopping control is realized on the first gear 722, so that the transillumination incident angle of the ray instrument 600 is favorably fixed and maintained, and the stability and the accuracy of flaw detection are better improved.
Of course, the stop bolt 724 may also be disposed in other ways to fix and maintain the transillumination incident angle of the radiation meter 600; for example, the stopping end of the stopping bolt 724 may also face the plate surface of the second rotating plate 820, so that rotating the stopping bolt 724 causes the stopping end to move forward and backward toward the plate surface of the second rotating plate 820; when the stopping end abuts against the plate surface of the second rotating plate 820, stopping control is performed on the second rotating plate 820, and thus the transillumination incident angle of the radiation meter 600 is fixed and maintained.
The stopping end of the disclosed stopping bolt 724 may be provided with a gasket, so that a buffering effect may be achieved through the gasket, and the disc surface of the first gear 722 is prevented from being damaged by the stopping end; meanwhile, the gasket can also increase the friction force between the stopping end and the disk surface of the first gear 722, thereby improving the stopping effect of the stopping bolt 724. Typically, the gasket may be a gasket made of an existing material such as a polystyrene material, a polyethylene material, or a polypropylene material.
In the embodiment of the present invention, the disclosed driving shaft 721 may be provided with a rotation angle dial 725 for indicating the rotation angle of the second rotating plate 820; a side surface of the second fixing plate 720 departing from the second rotating plate 820 is an outer side surface, the rotation angle dial 725 is located on one side of the outer side surface of the second fixing plate 720, and an indication mark 726 is arranged on the outer side surface of the second fixing plate 720; when the second rotating plate 820 is located at the initial position, the initial scale of the rotation angle dial 725 corresponds to the position of the indication mark 726, so that the operator can directly observe and record the rotation angle of the radiation instrument 600 through the rotation angle dial 725, and the accurate change adjustment of the transillumination incidence angle of the radiation instrument 600 is facilitated.
In general, a weld joint needs to be subjected to transillumination detection for multiple times from different point positions, such as multiple directions of 90 degrees, 60 degrees and the like; therefore, in order to facilitate the operator to perform the transformation adjustment on the transillumination incident angle of the radiation instrument 600, the transmission ratio of the first gear 722 and the second gear 723 is disclosed to be 1:3 (i.e. the second gear 723 rotates 3 times, and the first gear 722 rotates one time); meanwhile, the rotation angle dial 725 is correspondingly divided into 120 equal parts along the circumferential direction, the angle corresponding to each equal part is 1 °, and when the second rotating plate 820 and the driving rotating shaft 721 are both located at the initial positions, the indication mark 726 corresponds to the 0 ° scale position marked by the rotation angle dial 725; when the driving shaft 721 is rotated 180 °, the indication mark 726 corresponds to the ± 60 ° scale position marked by the rotation angle dial 725 (i.e., the driving shaft 721 is rotated 180 °, and the rotation angle of the corresponding second rotating plate 820 is 60 °); the rotation angle dial 725 further marks a +15 degree scale position from the marked 0 degree scale position to the marked ± 60 degree scale position in the clockwise direction; the rotation angle dial 725 is marked with-15 degree scale positions from the marked 0 degree scale position to the marked +/-60 degree scale position along the counterclockwise direction, and the scale positions marked with numerical values are the incidence angles commonly used for transillumination of the ray meter 600; thus, in the process of rotating the drive shaft 721, the transillumination incident angle of the radiation meter 600 can be quickly known by directly observing the numerical value of the indication mark 726 at the scale position corresponding to the mark of the rotation angle scale 725. Of course, the transmission ratio of the transmission can also be set to other values, and the rotation angle values indicated on the rotation angle scale 725 are correspondingly adapted to the transmission ratio of the transmission.
In order to facilitate the fixing of the radiation apparatus 600, a first fixing member may be disposed on the radiation apparatus fixing surface of the first rotating plate 810, and a second fixing member may be disposed on the radiation apparatus fixing surface of the second rotating plate 820; opposite ends of the radiation meter 600 are fixed between the first rotating plate 810 and the second rotating plate 820 by a first fixing member and a second fixing member, respectively.
Wherein, the quantity of first mounting and second mounting all can be four, and the circumference evenly distributed of the stiff end of ray apparatus 600 is followed respectively to first mounting and second mounting to improve the fixed stability of ray apparatus 600 and fixed structural strength. Of course, the number of the first fixing piece and the second fixing piece can be increased or decreased appropriately according to the actual use condition; however, in order to secure stability of fixing of the radiation meter 600 and strength of the fixing structure, the number of the first fixing member and the second fixing member is preferably at least two each.
Specifically, the first fixing piece and the second fixing piece are both fastened with the fastener 821; wherein, the one end and the ray apparatus fixed surface of buckle 821 are connected, and the hand wheel dish of ray apparatus 600 is passed to the other end of buckle 821 to through trip and the draw-in groove buckle that sets up on the ray apparatus fixed surface, thereby be fixed in ray apparatus 600 on the ray apparatus fixed surface. Of course, the first fixing member and the second fixing member may be other conventional fixing members such as a snap fastener to fix both ends of the radiation device 600 to the radiation device fixing surfaces of the first rotating plate 810 and the second rotating plate 820, respectively.
In the embodiment of the utility model, the disclosed advance and retreat adjusting mechanism comprises a clamping mechanism, a rotating bracket and a connecting bracket; the rotating bracket includes a first rotating bracket 310 and a second rotating bracket 320; the engagement brackets include a first engagement bracket 410 and a second engagement bracket 420; opposite ends of the first rotating bracket 310 are rotatably connected with the clamping mechanism and the first engaging bracket 410, respectively, and opposite ends of the second rotating bracket 320 are rotatably connected with the clamping mechanism and the second engaging bracket 420, respectively; the first rotating bracket 310 faces the second rotating bracket 320, the first engaging bracket 410 faces the second engaging bracket 420, and a rotating opening and closing mechanism is formed between the first rotating bracket 310 and the second rotating bracket 320, between the first rotating bracket 310 and the first engaging bracket 410, and between the second rotating bracket 320 and the second engaging bracket 420.
Based on the above forward and backward adjustment mechanism, in the process of rotationally adjusting the opening angle between the first rotating bracket 310 and the second rotating bracket 320, the opening angle between the first engaging bracket 410 and the second engaging bracket 420 can be adaptively adjusted, so that the radiation instrument 600 moves forward and backward in the direction close to the pipe member or away from the pipe member, and the adjustment of the transmission focal length of the radiation instrument 600 is realized. Of course, the forward and backward adjustment mechanism may also be configured as other existing adjustment mechanisms to move the radiation instrument 600 forward and backward in a direction close to the pipeline member or away from the pipeline member, so as to adjust the transmission focal length of the radiation instrument 600; for example, the forward/backward adjustment mechanism may be a slide adjustment mechanism including a slider and a slide rail, and the adjustment of the transmission focal length of the radiation instrument 600 is realized by moving the slider forward/backward in a direction to approach or separate from the duct member by reciprocating the slider along the slide rail.
In order to adjust the focal length of the radiation instrument 600 fixed on the bracket device more effectively, the rotation axis of the first rotating bracket 310, the rotation axis of the second rotating bracket 320, the rotation axis of the first engaging bracket 410 and the rotation axis of the second engaging bracket 420 may be arranged in parallel to each other, so that during the adjustment of the opening angle between the first rotating bracket 310 and the second rotating bracket 320 and the opening angle between the first engaging bracket 410 and the second engaging bracket 420, the radiation instrument 600 may move linearly along the extending direction of the bracket device, so that the movement of the radiation instrument 600 is more directly and effectively, as shown in fig. 1, the extending direction of the bracket device is perpendicular to the single tube 100, so that the radiation instrument 600 may move back and forth along the linear direction perpendicular to the single tube 100. Of course, it is understood that the rotation axis of the first rotating bracket 310 and the rotation axis of the first engaging bracket 410, the rotation axis of the second rotating bracket 320 and the rotation axis of the second engaging bracket 420 may be arranged with an angle therebetween, so that the radiation meter 600 is close to or far from the pipe member in the oblique direction, and the adjustment of the transmission focal length of the radiation meter 600 may also be realized.
Specifically, the clamping mechanism is rotatably connected with the first rotating bracket 310 and the second rotating bracket 320 through the first hinge 212, respectively, so that the first rotating bracket 310 and the second rotating bracket 320 are rotatably connected with the clamping mechanism through the first hinge 212; the first pivoting bracket 310 is pivotally connected to the first engaging bracket 410410 by a second hinge 311, thereby facilitating the pivotal connection of the first pivoting bracket 310 to the first engaging bracket 410 by the second hinge 311; the second rotating bracket 320 is rotatably coupled to the second engaging bracket 420 by a third hinge 321, thereby facilitating the rotatable coupling of the second rotating bracket 320 and the second engaging bracket 420 by the third hinge 321. In general, the first hinge member 212, the second hinge member 311, and the third hinge member 321 may be any conventional hinge members such as a rotating shaft, a hinge, and a hinge.
In the embodiment of the present invention, the first hinge member 212 may include a bolt and a first fastening nut, and the first rotating bracket 310 and the second rotating bracket 320 are respectively provided with a through hole rotatably engaged with a screw of the bolt; the screw of the bolt passes through the through-hole of the first rotary bracket 310 and the through-hole of the second rotary bracket and is tightly fitted with the first fastening nut, so that the rotational friction of the first rotary bracket 310 and the second rotary bracket 320 can be increased or decreased by the tightening or loosening operation of the first fastening nut, respectively, to facilitate the rotational adjustment and the locking fixation of the first rotary bracket 310 and the second rotary bracket 320.
For example, the first fastening nut is loosened, the opening angle between the first rotating bracket 310 and the second rotating bracket 320 is adjusted by rotation, the first fastening nut is tightened after the opening angle is adjusted, the first rotating bracket 310 and the second rotating bracket 320 are locked and fixed, and the opening angle is fixed, so that the transillumination focal length of the radiation instrument 600 is fixed and maintained, and the stability of the flaw detection of the radiation instrument 600 is improved. And, the detachable connection of the first and second rotating brackets 310 and 320 to the clamping mechanism is accomplished.
Meanwhile, the second hinge 311 and the third hinge 321 may have the same structure as the first hinge 212, so as to facilitate adjustment and locking fixation of the opening angle between the first rotating bracket 310 and the first engaging bracket 410, and between the second rotating bracket 320 and the second engaging bracket 420, and the like.
The clamping mechanism disclosed in the embodiment of the present invention may include a clamping portion 200 and a support bracket 210; one end of the support bracket 210 is connected with the clamping part 200 through a fastening part 211, the other end of the support bracket 210 opposite to the clamping part 200 is rotatably connected with one end of the first rotating bracket 310 and one end of the second rotating bracket 320, respectively, the rotation of the first rotating bracket 310 and the second rotating bracket 320 is facilitated through the support bracket 210, and the weight of the whole bracket device is borne together with the clamping part 200.
Wherein the fastening member 211 may include a second screw and a second fastening nut; the support bracket 210 is provided with a through hole which is rotationally matched with the second screw rod; one end of the second screw is fixedly arranged on the clamping part 200, and the other end of the second screw passes through the through hole of the support bracket 210 and is tightly matched with the second fastening nut, so that the support bracket 210 is detachably connected with the clamping part 200; and, by the tightening and loosening of the second fastening nut, the rotational adjustment and fixation of the support bracket 210 is facilitated.
Of course, other existing fastening structures may be used for the fasteners 211; for example, the fastening member 211 may be a fastening bolt, and a screw of the fastening bolt may pass through the through hole of the support bracket 210 and be tightly fitted with a screw hole provided in the clamping portion 200; the embodiment of the utility model provides a do not restrict the concrete kind structure of fastener 211.
In the embodiment of the present invention, the clamping portion 200 may be a pair of pipe-opening pliers, which belongs to the prior art, and therefore, the detailed structure of the pair of pipe-opening pliers is not explained; meanwhile, the number of the clamping parts 200 can be two, so that the stability of clamping and fixing can be ensured, and the weight increase of the whole bracket device caused by more clamping parts 200 can be avoided. Of course, the clamping portion 200 may also be other existing clamping members, such as a band member; the number of the clamping parts 200 can be one or more; the embodiment of the present invention does not limit the specific structure type and the number of the clamping portion 200.
Meanwhile, the first engaging bracket 410 and the second engaging bracket 420 may both be trapezoidal plate-shaped structures, thereby being beneficial to ensuring the structural strength of the engaging brackets and reducing the weight of the whole bracket device; the lower bottom of the first engaging bracket 410 is rotatably connected to the first rotating bracket 310 at a side thereof, and the lower bottom of the second engaging bracket 420 is rotatably connected to the second rotating bracket 320 at a side thereof.
Specifically, the side where the bottom of the first engaging bracket 410 is located and the side where the bottom of the second engaging bracket 420 is located are respectively provided with a hinge 500 for rotatably connecting with the first fixing plate 710 and the second fixing plate 720; the side edge of the lower bottom of the first connecting bracket 410 and the side edge of the lower bottom of the second connecting bracket 420 are respectively connected with the first hinge body of the corresponding hinge 500, and the first fixing plate 710 and the second fixing plate 720 are respectively connected with the second hinge body of the corresponding hinge 500; thereby, the first engagement bracket 410 and the first fixing plate 710, and the second engagement bracket 420 and the second fixing plate 720 are rotatably coupled, and the hinge 500 can ensure structural strength of the rotatable coupling. Of course, the first and second engaging brackets 410 and 420 may be rotatably connected to the first and second fixing plates 710 and 720, respectively, by other existing hinge members such as a rotating shaft and a hinge.
In the embodiment of the present invention, the first rotating bracket 310, the second rotating bracket 320 and the supporting bracket 210 may be plate-shaped structures with windows left at the middle positions, so as to be beneficial to ensuring the structural strength of the first rotating bracket 310, the second rotating bracket 320 and the supporting bracket 210, and to reducing the weight of the whole bracket device; the windows of the first and second rotating brackets 310 and 320 may also avoid blocking the transillumination path of the radiation meter 600.
Wherein, the first rotating bracket 310, the second rotating bracket 320 and the support bracket 210 may be square plates, thereby facilitating the arrangement of the corresponding fasteners 211 and hinges; the through hole can be a through hole structure formed by curling and rolling, and can also be a through hole formed by directly opening.
Of course, the first rotating bracket 310, the second rotating bracket 320 and the support bracket 210 may also have other shapes such as a circle, a trapezoid and the like; meanwhile, the first rotating bracket 310, the second rotating bracket 320 and the support bracket 210 may be designed in other structures; for example, the first rotating bracket 310, the second rotating bracket 320 and the support bracket 210 are frame structures made of angle steel, H-steel or i-steel, and the first rotating bracket 310, the second rotating bracket 320 and the support bracket 210 may have rod-shaped structures even under the condition that the load-bearing strength is allowable.
In the embodiment of the present invention, the indication mark 726 may be a mark used for indication, such as an indication scale line or an indication arrow; meanwhile, it is easily understood that, as a modified structure of the bracket device in the embodiment of the present invention, one end of the first rotating bracket 310 and one end of the second rotating bracket 320 may be directly rotatably connected to the clamping portion 200, that is, the middle support bracket 210 may be omitted.
Meanwhile, in order to facilitate manual operation of a detector, the nut of the stop bolt 724 may be a butterfly nut, and both the first fastening nut and the second fastening nut may be butterfly nuts; thereby being convenient for the holding operation of the operating personnel and avoiding the help of additional tools.
The embodiment of the utility model provides a disclosed support device can be used for the detection of detecting a flaw of ray apparatus to including following step:
a fixing step: the bracket device is clamped and fixed on the pipeline component to be detected through the clamping mechanism; the radiation instrument 600 is fixed between the first rotating plate 810 and the second rotating plate 820, and a radiation window of the radiation instrument 600 faces to the side of the pipe member where the welding seam is located;
adjusting a ray instrument: according to the requirements of the transmission focal length and the incident angle of the ray instrument 600, the ray instrument 600 moves forwards or backwards towards the pipeline member by moving the forward and backward movement executing end of the forward and backward movement adjusting mechanism to complete the adjustment of the transmission focal length; the rotation of the driving shaft 721 is controlled by rotation, so that the driving shaft 721 drives the second rotating plate 820 to rotate through the transmission mechanism and the second rotating shaft, and further the radiation meter 600 fixed between the first rotating plate 810 and the second rotating plate 820 rotates, thereby completing the adjustment of the incident angle.
After the adjustment step of the radiation instrument is completed, the radiation instrument 600 can be started, and flaw detection operation can be performed on the welding seam part of the pipeline member according to the transillumination shooting procedure of the radiation instrument.
In the embodiment of the present invention, the duct member may be a single pipe 100; in the disclosed fixing step, the mouth-piece may be adjusted accordingly according to the pipe diameter of the single pipe 100, so that the mouth-piece fits the pipe diameter of the single pipe, and the mouth-piece may be clamped and fixed to the single pipe 100, thereby completing clamping and fixing of the entire bracket device.
When the detection is used, the second fastening nut can be screwed, so that the support bracket 210 is assembled and fixed with the pipe orifice pliers for detection; after the inspection is completed, the support bracket 210 can be detached from the mouth-piece clamp by loosening the second fastening nut. Meanwhile, when in use for detection, two ends of the radiation instrument 600 may be fixed on the radiation instrument fixing surfaces of the first rotating plate 810 and the second rotating plate 820 by corresponding fasteners 821, respectively; after the detection is completed, the radiation instrument 600 can be removed from the angle adjusting mechanism by releasing the catch 821.
In the embodiment of the utility model provides an in the disclosed ray apparatus adjusting step, when adjusting the transmission focal length of ray apparatus 600, can rotate the angle that opens between first rotation bracket 310 of regulation and second rotation bracket 320 through rotating to make first linking bracket 410 and the second link up the angle that opens between bracket 420 and carry out the adaptability adjustment, thereby make ray apparatus 600 to the direction advance and retreat removal of being close to single pipe 100 or keeping away from single pipe 100, realize ray apparatus 600 transmission focal length's regulation.
After the first fastening nuts and bolts of the first hinge 212, the second hinge 311, and the third hinge 321 are loosened, the radiation instrument is moved in a direction away from or toward the single tube 100, so that the adjustment of the opening angle between the first rotating bracket 310 and the second rotating bracket 320 and the adjustment of the applicability of the opening angle between the first engaging bracket 410 and the second engaging bracket 420 can be completed; then, the first fastening nuts and bolts of the first hinge 212, the second hinge 311, and the third hinge 321 are respectively tightened to fix the opening angle, so as to fix and maintain the transmission focal length of the radiation meter 600.
When the incident angle of the radiation instrument is adjusted, the stop bolt 724 can be rotated, so that the stop end of the stop bolt 724 is far away from the disc surface of the first gear 722, and the radiation instrument 600 can rotate together with the second rotating plate 820, thereby completing the adjustment of the incident angle of the radiation instrument 600; then, the stop bolt 724 is rotated to make the stop end of the stop bolt 724 abut against the disk surface of the first gear 722, so that the incident angle of the radiation instrument 600 is fixed.
The utility model discloses what the key description in the above embodiment is different between each embodiment, and different optimization characteristics are as long as not contradictory between each embodiment, all can make up and form more preferred embodiment, consider that the literary composition is succinct, then no longer describe here.
The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (10)
1. A support device for a ray instrument is characterized by comprising a clamping mechanism, a forward and backward adjusting mechanism and an angle adjusting mechanism; the advancing and retreating adjusting mechanism is arranged on the clamping mechanism;
the angle adjusting mechanism comprises a first fixed plate, a first rotating plate, a second fixed plate and a second rotating plate; the first fixed plate and the second fixed plate are oppositely arranged at the advancing and retreating executing end of the advancing and retreating adjusting mechanism, the first rotating plate is rotatably connected with the first fixed plate through a first rotating shaft, the second rotating plate is rotatably connected with the second fixed plate through a second rotating shaft, and the first rotating plate and the second rotating plate are respectively positioned at two opposite sides of the first fixed plate and the second fixed plate; the first rotating plate and the second rotating plate are opposite, and two opposite side surfaces of the first rotating plate and the second rotating plate are both radiograph fixing surfaces; the second fixed plate is provided with a driving rotating shaft, and the driving rotating shaft is in transmission connection with the second rotating shaft through a transmission mechanism.
2. The holder apparatus for a radiation instrument according to claim 1, wherein said transmission mechanism comprises a first gear and a second gear; the first gear is arranged on the second rotating shaft, the second gear is arranged on the driving rotating shaft, and the first gear is meshed with the second gear.
3. The stand apparatus for a radiation instrument according to claim 2, wherein one end of said driving shaft is a front end and is located between said second rotating plate and said second fixing plate; the other end of the driving rotating shaft is a tail end and is positioned on one side, away from the second rotating plate, of the second fixing plate; the second gear is located at the front end of the driving rotating shaft, and a manual crank or a hand wheel is arranged at the tail end of the driving rotating shaft.
4. The holder apparatus for a radiation instrument according to claim 2, wherein said angle adjusting mechanism further comprises a stopper bolt; the stop bolt comprises a nut and a first screw rod; the second fixing plate is also provided with a threaded hole matched with the first screw rod; one end of the first screw rod is connected with the nut, the other end of the first screw rod is a stopping end, and the stopping end penetrates through the threaded hole and faces to the disc surface of the first gear.
5. The stand apparatus for a radiation instrument according to any one of claims 1 to 4, wherein a rotation angle dial for indicating a rotation angle of said second rotating plate is provided on said driving shaft; one side surface of the second fixing plate, which is far away from the second rotating plate, is an outer side surface, the rotating angle dial is positioned on one side of the outer side surface of the second fixing plate, and an indicating mark is arranged on the outer side surface of the second fixing plate; when the second rotating plate is located at the initial position, the initial scale of the rotating angle dial corresponds to the position of the indicating mark.
6. The stand apparatus for a radiation instrument according to any one of claims 1 to 4, wherein the radiation instrument fixing surface of the first rotating plate is provided with a first fixing member, and the radiation instrument fixing surface of the second rotating plate is provided with a second fixing member; two opposite ends of the ray instrument are respectively fixed between the first rotating plate and the second rotating plate through the first fixing piece and the second fixing piece.
7. The holder device for a radiation instrument according to any one of claims 1 to 4, wherein said advancing and retreating adjustment mechanism comprises a rotation bracket and an engagement bracket; the rotating bracket comprises a first rotating bracket and a second rotating bracket; the engagement brackets comprise a first engagement bracket and a second engagement bracket;
the opposite ends of the first rotating bracket are respectively and rotatably connected with the clamping mechanism and the first connecting bracket, the opposite ends of the second rotating bracket are respectively and rotatably connected with the clamping mechanism and the second connecting bracket, the first connecting bracket is rotatably connected with the first fixed plate, and the second connecting bracket is rotatably connected with the second fixed plate; the first rotating bracket and the second rotating bracket are opposite, the first connecting bracket and the second connecting bracket are opposite, and the first rotating bracket and the second rotating bracket, the first rotating bracket and the first connecting bracket and the second rotating bracket and the second connecting bracket are both provided with a rotating opening and closing mechanism.
8. The stand apparatus for a radiographic apparatus of claim 7, wherein the clamping mechanism is pivotally connected to the first and second pivoting brackets, respectively, by a first hinge; the first hinge part comprises a rotating bolt and a first fastening nut, and the first rotating bracket and the second rotating bracket are respectively provided with a through hole which is in rotating fit with a screw rod of the rotating bolt; and a screw rod of the rotating bolt penetrates through the through hole of the first rotating bracket and the through hole of the second rotating bracket and is tightly matched with the first fastening nut.
9. The holder apparatus for a radiation instrument according to claim 7, wherein said holding mechanism comprises a holding portion and a support bracket; one end of the supporting bracket is connected with the clamping part through a fastener, and the other end of the supporting bracket, which is opposite to the clamping part, is respectively connected with one end of the first rotating bracket and one end of the second rotating bracket in a rotating manner.
10. The holder apparatus for a radiation instrument according to claim 9, wherein said fastening member comprises a second screw and a second fastening nut; the supporting bracket is provided with a through hole which is in running fit with the second screw rod; one end of the second screw rod is fixedly arranged on the clamping part, and the other end of the second screw rod penetrates through the through hole of the supporting bracket and is tightly matched with the second fastening nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921379494.3U CN210687692U (en) | 2019-08-23 | 2019-08-23 | Support device for ray instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921379494.3U CN210687692U (en) | 2019-08-23 | 2019-08-23 | Support device for ray instrument |
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| Publication Number | Publication Date |
|---|---|
| CN210687692U true CN210687692U (en) | 2020-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921379494.3U Expired - Fee Related CN210687692U (en) | 2019-08-23 | 2019-08-23 | Support device for ray instrument |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110410651A (en) * | 2019-08-23 | 2019-11-05 | 神华福能发电有限责任公司 | A kind of holder device and method for detection fault detection for alpha cellulose a gage |
| CN110410651B (en) * | 2019-08-23 | 2024-06-04 | 神华（福建）能源有限责任公司 | Bracket device for ray instrument and flaw detection method |
-
2019
- 2019-08-23 CN CN201921379494.3U patent/CN210687692U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110410651A (en) * | 2019-08-23 | 2019-11-05 | 神华福能发电有限责任公司 | A kind of holder device and method for detection fault detection for alpha cellulose a gage |
| CN110410651B (en) * | 2019-08-23 | 2024-06-04 | 神华（福建）能源有限责任公司 | Bracket device for ray instrument and flaw detection method |
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