KR101557496B1 - A support device for a collimator - Google Patents

A support device for a collimator Download PDF

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Publication number
KR101557496B1
KR101557496B1 KR1020150096412A KR20150096412A KR101557496B1 KR 101557496 B1 KR101557496 B1 KR 101557496B1 KR 1020150096412 A KR1020150096412 A KR 1020150096412A KR 20150096412 A KR20150096412 A KR 20150096412A KR 101557496 B1 KR101557496 B1 KR 101557496B1
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South Korea
Prior art keywords
collimator
fixing
tube
support
receiving
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KR1020150096412A
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Korean (ko)
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이기태
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지엔아이솔루션 주식회사
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
    • G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21K—TECHNIQUES FOR HANDLING PARTICLES OR IONISING RADIATION NOT OTHERWISE PROVIDED FOR; IRRADIATION DEVICES; GAMMA RAY OR X-RAY MICROSCOPES
    • G21K1/00—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating
    • G21K1/02—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2223/00—Investigating materials by wave or particle radiation
    • G01N2223/03—Investigating materials by wave or particle radiation by transmission
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2223/00—Investigating materials by wave or particle radiation
    • G01N2223/30—Accessories, mechanical or electrical features
    • G01N2223/316—Accessories, mechanical or electrical features collimators

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  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)

Abstract

The present invention relates to a support device of a collimator for a nondestructive test capable of fixing and supporting the collimator for the nondestructive test to perform the nondestructive test of high quality by precisely controlling the emission angle of radiation and the location of the collimator and stably supporting and fixing the collimator. The present invention provides the support device of the collimator for the nondestructive test which includes a fixing unit into which the collimator is inserted and fixed by penetration, a support unit which is connected to the fixing unit and is detachably combined with a support material, and a connection unit which connects the fixing unit to the support unit. The connection unit variably controls the spatial location of the fixing unit with regard to the support unit.

Description

[0001] A support device for a collimator for non-destructive inspection [

The present invention relates to a collimator supporting apparatus for supporting a collimator for non-destructive inspection using a radiation in a desired position, and more particularly, to a collimator for supporting a collimator by stably supporting and fixing the collimator, The present invention relates to a support device for a non-destructive inspection collimator capable of performing high-quality nondestructive inspection by precisely controlling the position and irradiation angle of a collimator.

Generally, ships, automobile companies, and parts manufacturing companies manufacture parts using various kinds of materials, and welding of materials is inevitably performed during the manufacturing process.

On the other hand, it is important to check the presence or absence of defects on the welded part to grasp the stability against the welding quality. In particular, in case of a ship, Safety checks must be performed.

Accordingly, a non-destructive inspection is carried out to check the quality of the weld on the ship during the manufacture of the ship.

This non-destructive inspection is an inspection method which is carried out to check the existence of defects in the production / manufacture or use of a product to obtain the safety of the quality of the product. The non-destructive inspection means that a product or material is physically or chemically It is an inspection method that confirms whether a product or a material is not destroyed or deformed by confirming whether there is a defect inside or outside through the method.

There are many kinds of nondestructive tests such as Radiographic Testing (RT), Ultrasonic Testing (UT), Magnetic Testing (MT) , MT, Liquid Penetrant Testing (PT), Eddy Current Testing (ETC), and Leak Testing (LT).

In Korean Utility Model Laid-Open No. 20-2014-0006110 (entitled "NDT Apparatus for Nondestructive Testing of Welding Specimens"), there is disclosed a technique for checking the quality of a welded portion using radiation, and as described in the publication, A specimen supporting plate having a guide hole into which a radiographic cable is inserted; A specimen support which is connected to the outer circumferential surface of the specimen support plate at one side thereof and extends outwardly at a predetermined interval along the outer circumference of the specimen support plate; And a fixing guide portion provided on the other side of each of the plurality of specimen support rods, the fixing guide portion fixing the welding specimen and the radiation film.

On the other hand, the non-destructive inspection on the welded part in the manufacturing process of the ship etc. is applied mainly to the radiographic inspection (RT) method. The radiographic inspection is a method of confirming the soundness of the product by radiographing the radiographic image. It is mainly intended to find defects existing inside the product.

That is, the radiation source from which the radiation is generated is placed on one side of the structure to be measured, and the amount of the radiation emitted from the radiation source is measured on the other side of the structure to check whether the structure is defective do.

In the equipment used in the nondestructive inspection using radiation, a radiation source accommodated in a shielding body such as tungsten is connected by a cable, the cable is protruded to the outside of the equipment through the guide tube, and is set at a necessary position, The inspection is performed by irradiating the generated radiation to the structure.

However, the radiation emitted from the radiation source is emitted not only in a specific direction but also in all directions around the radiation source.

In order to radiate the radiation only in a specific direction in consideration of the characteristics of the radiation, a part that serves to limit the irradiation direction of the radiation is called a collimator, and the collimator includes lead (Pb), tungsten (W) Such as < RTI ID = 0.0 > a < / RTI >

In Korean Patent Registration No. 10-1239944 (titled "Nondestructive inspection cost collimator device capable of precisely controlling the irradiation direction of radiation source"), as described in the publication, a body; And a collimator coupled to the body. In the lower portion of the body, three wheels arranged in a triangular shape are rotatably coupled to the body, two wheels of the wheels are connected to one drive shaft, A gear portion formed at a central portion of the drive shaft, and a gear portion formed on the drive shaft is installed to be driven by a drive motor fixed to the body, The steering shaft is rotatably coupled to the body. The steering shaft is connected to the steering motor so that the steering shaft can be rotated by the steering motor. The steering shaft is disposed at an upper portion of the body, And a second moving member provided on the first moving member so as to be movable in the left and right direction of the body, And a third shifting member movably coupled to the second shifting member so as to be movable in the longitudinal direction of the body, wherein the third shifting member is provided with a rack gear And a collimator disposed at one end of the projecting and retreating shaft, wherein the first moving member includes a pair of guide holes extending perpendicularly to the upper surface of the body, And a pair of operating holes symmetrically disposed at a position spaced apart from the guide hole, wherein a female screw portion is formed on an inner circumferential surface of the operating hole, a female screw portion provided rotatably with respect to the body, A pair of screw rods fixed to the body and slidably mounted on the guide rods, And a first motor for rotationally driving the screw rod is provided on the body, and the first moving member is provided with a second motor that is disposed in a direction in which the second moving member moves, A second motor for rotating the ball screw is provided on the first moving member, and the protruding and retracting shaft is provided on the second moving member, A third moving member fixed to the third moving member and having a pinion gear engaged with the rack gear, the front portion of the collimator constituting a concave groove portion, the rear portion of the collimator constituting a plane portion, A radiation source guide tube penetrating from the center of the concave groove provided in the collimator toward one side of the collet is provided, And a display unit for displaying a radiation amount detected by the radiation detection sensor in numerical values, wherein the driving motor, the steering motor, the first motor, the second motor, Wherein the collimator is rotatably coupled to the projecting and retreating shaft, and the collimator is rotatably coupled to the rear portion of the body, wherein the collimator is rotatably coupled to the rear portion of the body, And a collimator rotation motor for engaging with a gear portion provided on a rear portion of the collimator is provided on the projecting and retracting shaft.

In the Korean Utility Model Registration No. 20-0434989 (name: cable connector for controlling the radiation remote control), as described in the publication, a pigtail cable in which a source is installed, and a pigtail cable can be stored and transported A guide tube provided on the outer periphery of the pigtail cable, a drive cable connected to the other end of the pigtail cable, an external cable hose for guiding the drive cable, a drive cable extending and contracting the pigtail cable And a driving operation unit for remotely controlling the pigtail, the radiation remote regulator comprising a connector for connecting the driving cable and the pigtail cable, wherein the connector is connected to the driving cable and the pigtail cable, In the center direction Over a cable connector is disclosed including a plurality of equally spaced compression surface obtained.

In addition, as disclosed in Korean Patent Publication No. 10-2007-0104994 (name: collimator mounting holder), an insertion hole formed so as to insert a collimator on an upper side, And a release hole through which the isotope is released from the collimator; And a filling member provided in a state filled in the discharge hole to fix the collimator so as to hold the collimator in a correct position.

1. Korean Utility Model Publication No. 20-2014-0006110 2. Korean Patent Registration No. 10-1239944 3. Korea Utility Model Registration No. 20-0434989 4. Korean Patent Publication No. 10-2007-0104994

However, the conventional apparatus for fixing the collimator for nondestructive inspection as described above has a problem in that it can not stably support the welded portion of a ship or the like when it is irradiated.

In addition, the position of the collimator and the angle of irradiation can not be controlled, and there is a problem that a high-quality nondestructive inspection can not be performed.

It is an object of the present invention to provide a non-destructive inspection collimator which can stably support and fix a non-destructive inspection collimator at a desired position, And it is an object of the present invention to provide a support device for a non-destructive inspection collimator capable of performing high-quality nondestructive inspection.

In order to accomplish the above object, according to the present invention, there is provided a support device for a non-destructive inspection collimator which fixes and supports a non-destructive inspection collimator, Fixing means through which the collimator is inserted and fixed; Supporting means connected to the fixing means and detachably coupled to the supporting means; And a connecting means for connecting the fixing means and the supporting means; And the connecting means is adjustable by varying the spatial position of the fixing means with respect to the supporting means.

The fixing means may include a tube-shaped fixing tube having both ends thereof penetrated so as to be penetrated so as to protrude outwardly from the outside of the collimator, and a fixing tube extending outwardly from the outer circumferential surface of the fixing tube, And an extension pipe having a fixing groove to be fixed.

The fixing means may further include a receiving pipe having a shape of 'pipe' through which the collimator is inserted and fixed and being inserted and fixed to the fixing pipe.

The above-mentioned receiving pipe is provided with an elongated grooved portion extending in the longitudinal direction, and the fixing pipe is provided with a fixing screw which passes through from the outside to the inside so as to fix the receiving tube.

The supporting means includes a body having a receiving space in which a supporting member is housed and having a receiving space having one side opened, a receiving tube having a receiving groove for receiving and coupling one end of the connecting means on a part thereof, And a fastening screw for screwing into the space while passing through the fastening screw.

A clamp is provided at an upper end and a lower end of the opening of the body to open and close the opening and to apply a pulling pressure between an upper end and a lower end of the opening and a hook for hooking the clamping hook of the clamp, do.

The connecting means includes a main body having a length, and both ends of the main body are provided with a fitting piece and a fitting groove that are rotatably engaged with the main body.

And the fitting piece and the fitting groove formed at the other end of the body with respect to the fitting piece and the fitting groove formed at one end of the body are formed to be rotatably engaged with the fitting piece and the fitting groove of the other body so as to be rotatable. do.

The collimator for non-destructive inspection of the present invention having the above-described structure has the effect of stably supporting and fixing the collimator for nondestructive inspection fixed to the fixing means through the support means at a desired position.

In addition, the position of the collimator and the irradiation angle of the radiation can be precisely controlled through the connecting means, and the non-destructive inspection of high quality can be performed.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is an exploded perspective view showing a collimator support device for a nondestructive inspection according to an embodiment of the present invention. FIG.
2 is a schematic perspective view showing fixing means applied to a support device for a non-destructive inspection collimator according to the present embodiment.
3 is a schematic perspective view showing support means applied to a support device for a non-destructive inspection collimator according to the present embodiment.
Fig. 4 is a schematic perspective view showing a main body constituting a connecting means applied to a support device for a non-destructive inspection collimator according to the present embodiment; Fig.
Fig. 5 is a schematic cross-sectional exemplary view showing a coupling state of a support device for a non-destructive inspection collimator according to this embodiment. Fig.
Fig. 6 is a schematic cross-sectional exemplary view showing the state of use of the collimator supporting device for nondestructive inspection according to the present embodiment. Fig.
Fig. 7 is a schematic frontal view showing the state of use of the collimator support device for nondestructive inspection according to the present embodiment; Fig.
8 is a schematic view showing a use state of fixing means applied to a collimator support device for nondestructive inspection according to the present embodiment.
Fig. 9 is a schematic view showing the use state of the support means applied to the support device of the collimator for nondestructive inspection according to the present embodiment. Fig.
10 is a schematic view showing a use state of a connecting means applied to a support device for a non-destructive inspection collimator according to the present embodiment.
Fig. 11 and Fig. 12 are schematic views showing the installation state of the collimator support device for nondestructive inspection according to the present embodiment. Fig.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a supporting apparatus for a non-destructive inspection collimator according to a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings.

The embodiments of the present invention can be modified in various forms, and the scope of the present invention should not be construed as being limited to the embodiments described in detail below. This embodiment is provided to more fully describe the present invention to those skilled in the art. Therefore, the shapes and the like of the elements in the drawings can be exaggeratedly expressed to emphasize a clearer description. It should be noted that in the drawings, the same members are denoted by the same reference numerals. Detailed descriptions of well-known functions and constructions which may be unnecessarily obscured by the gist of the present invention are omitted.

1 to 12 are views showing a collimator supporting device for a non-destructive inspection according to an embodiment of the present invention. In the collimator supporting device 1 according to the present embodiment, The present invention is applied to fixing and supporting the collimator 2 for non-destructive inspection on the support 3 so as to check the presence or absence of defects on the weld.

That is, the collimator 2 is fixed to the support 3 so that irradiation of the radiation is performed at a desired position.

The support device 1 for a non-destructive inspection collimator according to the present embodiment includes fixing means 4 for fixing the collimator 2 inserted therethrough and fixing means 4 connected to the fixing means 4, 3 which is detachably connected to the main body.

That is, the collimator 2 is fixed to the fixing means 4, and the fixing means 4 is fixed to the supporting member 3 by using the supporting means 5, so that irradiation of the radiation is smoothly performed.

In the collimator supporting device 1 for a non-destructive inspection according to the present embodiment as described above, the fixing means 4 described above has a structure in which both ends of the collimator 2 are inserted through the collimator 2, And has a fixed tube 41 shaped like a tube.

That is, the collimator 2 is received in the fixing tube 41 and fixed therein.

The fixing means 4 may be provided with a receiving tube 42 having a tube shape through which the collimator 2 is inserted and fixed and inserted and fixed to the fixing tube 41.

That is, in the state that the collimator 2 is not fixed directly to the fixing pipe 41 but is inserted and fixed in the receiving pipe 42, the receiving pipe 42 is fixed to the fixing pipe 41, 2 is most preferably fixed.

In the above, it is preferable that the accommodating tube 42 is formed with an elongated groove 421 which is elongated in the longitudinal direction.

In addition, the fixing pipe 41 may be provided with a fixing screw 43 that penetrates the receiving pipe 42 from the outside to the inside so as to fix the receiving pipe 42 while screwing it.

That is, since the receiving tube 42 is firmly fixed in the fixing tube 41 through the fixing screw 43, the receiving tube 42 is prevented from being separated from the fixing tube 41 without any restriction, It is most preferable that the collimator 2 is fixed more stably.

In the collimator supporting device 1 for a non-destructive inspection according to the present embodiment, a body 51 having a receiving space in which the supporting member 5 is supported and the one side is opened, 51 which penetrate into the accommodating space from the outside.

In other words, the support 3 is supported and fixed so as to prevent the support 3 from being unintentionally detached from the accommodating space of the body through the fastening screw 52 in a state where the support 3 is accommodated in the accommodating space of the body 51 have.

In this case, it is preferable that a support plate 521, which is in surface contact with the support 3, is fixed to the end of the fastening screw 52.

A clamp 53 is provided at the upper and lower ends of the opening of the body 51 to open and close the opening and to apply a pulling pressure between the upper and lower ends of the opening. And hooks 54 to which the hooks 54 are hooked and fixed.

That is, as shown in FIG. 11, the opening is closed through the clamp 53 in a state where the support 3 is accommodated in the accommodating space, thereby further preventing the support 3 from being separated unauthorizedly And as shown in FIG. 12, when a part of the support 3 is received and fixed in the accommodating space, the clamp 53 opens the opening And most preferably, it is capable of stably receiving the support 3 through the opening.

The supporting device 1 for the non-destructive inspection collimator according to the present embodiment has the connecting means 6 for connecting the fixing means 4 and the supporting means 5.

It is most preferable that the fixing means 4 and the supporting means 5 are connected to each other through the connecting means 6 so as to have a distance between the supporting member 3 and the collimator 2 Do.

It is preferable that the connecting means 6 can be adjusted by varying the spatial position of the fixing means 4 with respect to the supporting means 5.

Accordingly, the position of the collimator 2 with respect to the support and the irradiation angle of the radiation can be precisely controlled through the connecting means 6, thereby performing high-quality nondestructive inspection.

That is, the non-destructive inspection can be stably performed without being distinguished from the spatial position of the welded portion.

In the support device 1 for a non-destructive inspection collimator according to the present embodiment as described above, the connecting means 6 includes a main body 61 having a length, It is preferable that both ends include a fitting piece 611 and a fitting piece 612 which are rotatably fitted to the rudder body 61.

That is, a plurality of main bodies 61 are rotatably connected through the fitting pieces 611 and the fitting grooves 612, so that the collimator (not shown) of the supporting member 3 2) and the irradiation angle of the radiation are precisely controlled.

An adjusting screw 62 is provided on the fitting piece 611 of the connecting means 6 so as to apply tension and contraction pressure to the fitting pieces 611 to fix the state of the main bodies 61 .

That is, when the main bodies 61 are to be rotated, the adjusting screws 62 are loosened to stretch between the engaging pieces 611 to facilitate rotation. In addition, the positions of the main bodies 61 It is possible to securely fix the adjusted state of the main bodies 61 by preventing the end portions 611 from shrinking through the adjusting screws 62 to prevent the end portions 611 from rotating Is most preferable.

The fitting piece 611 and the fitting groove 612 formed at the other end of the main body 61 with respect to the fitting piece 611 and the fitting groove 612 formed at one end of the main body 61 It is preferable to be formed to be rotatably engaged with the fitting piece 611 and the fitting groove 612 of the main body 61 at an angle of rotation and most preferably formed to be rotatably coupled at right angles.

Accordingly, the position of the collimator 2 with respect to the support 3 can be precisely adjusted as the main bodies 61 are freely bent in the front, rear, left, and right directions.

In the collimator supporting device 1 for a nondestructive inspection collimator according to the present embodiment as described above, the fixing pipe 41 of the fixing means 4 is provided with a protruding portion 41 extending outwardly from the outer peripheral surface of the fixing pipe 41 And an extension pipe 44 having an engaging groove into which one end of the connecting means 6 is inserted and fixed and one end of the connecting means 6 is received on a part of the body 51 of the supporting means 5 It is preferable that a coupling pipe 55 having a receiving groove for coupling is provided.

That is, as the ends of the main bodies 61 are received and fixed to the extension pipe 44 and the coupling pipe 55, the connecting means 6 is inserted between the fixing means 4 and the supporting means 5 It is most preferable to be stably fixed.

The operation and effect of the collimator supporting device for nondestructive inspection according to this embodiment will be described in detail as follows.

When the collimator 2 is inserted into the receiving tube 42 and fixed to the receiving tube 42 and the receiving tube 42 is fixed to the fixing tube 41, And a cable connected to the collimator 2 is disposed at the other end of the fixing pipe 41 so as to be exposed to the outside.

When the collimator 2 is fixed to the fixing means 4 as described above, the support 3 is received in the receiving space of the body 51 constituting the supporting means 5, , The collimator 2 is stably fixed to the support 3.

When the support means 5 is fixed to the support 3 as described above, the main bodies 51 constituting the connection means 6 are rotated and bent in a desired direction and angle, and a collimator The fixing operation of the collimator 2 is completed and the radiation is irradiated onto the welded portion through a separate radiation adjusting device, when the main bodies 51 are fixed, The non-destructive inspection is stable.

As described above, the collimator supporting device 1 of the nondestructive inspection collimator according to the present embodiment can stably support and fix the collimator 2, precisely adjust its position and radiation angle, Is characterized by its technical composition.

It will be apparent to those skilled in the art that various modifications and equivalent arrangements may be made therein without departing from the scope of the present invention as defined by the appended claims and their equivalents. . Therefore, it is to be understood that the present invention is not limited to the above-described embodiments. Accordingly, the true scope of the present invention should be determined by the technical idea of the appended claims. It is also to be understood that the invention includes all modifications, equivalents, and alternatives falling within the spirit and scope of the invention as defined by the appended claims.

1: Supporting device 2: Collimator
3: Support 4: Fixing means
41: fixed pipe
42: accommodating tube 421: stretch groove
43: fixing screw 44: extension tube
5: support means 51: body
52: adjusting screw 521:
53: Clamp 531: Gully ring
54: hook ring 55: coupling pipe
6: connecting means 61:
611: fitting 612: fitting groove
62: Adjustment screw

Claims (8)

1. A support device for a non-destructive inspection collimator supported by a collimator for non-destructive inspection, comprising:
Fixing means through which the collimator is inserted and fixed;
Supporting means connected to the fixing means and detachably coupled to the supporting means;
And a connecting means for connecting the fixing means and the supporting means;
Wherein the connecting means comprises:
Wherein the fixing means is adjustable in spatial position with respect to the supporting means;
Wherein the support means comprises:
A body having a receiving space having a receiving space and a receiving space having one side opened and having a receiving groove for receiving and coupling one end of the connecting means;
And a fastening screw that penetrates from the outside of the body to the receiving space and screws together;
At the top and bottom of the opening in the body,
A clamp for opening and closing the opening and applying a pulling pressure between the upper and lower ends of the opening;
And a hook for hooking the clamping hook of the clamp, respectively.
The method of claim 1, further comprising:
Wherein,
A tube-shaped fixing tube having both ends penetrated so that the tip of the collimator protrudes outward;
And an extension pipe extending outwardly from an outer circumferential surface of the fixing pipe and having an engaging groove into which one end of the connecting means is inserted and fixed.
3. The method of claim 2,
Wherein,
Further comprising a receiving tube having a 'tube' shape through which the collimator is received and inserted and which is fixedly inserted into the fixing tube.
4. The method of claim 3, further comprising:
In the receiving tube,
An elongated groove recessed in the longitudinal direction is formed;
In the fixing tube,
And a fixing screw for threadingly engaging the outer tube with the inner tube so as to fix the receiving tube.
The method of claim 1, further comprising:
Wherein the connecting means comprises:
A body having a length;
At both ends of the main body,
And a fitting member and a fitting groove for rotatably engaging with the other main body are provided.
The method of claim 5, further comprising:
The fitting piece and the fitting groove formed at the other end of the main body with respect to the fitting piece and the fitting groove formed at one end of the main body,
Wherein the support member is formed so as to be rotatably engaged with the fitting piece and the fitting groove of the other main body so as to be rotatable.

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101660526B1 (en) * 2016-07-19 2016-10-10 지엔아이솔루션 주식회사 A support device for a collimator
KR101717580B1 (en) * 2015-11-18 2017-03-20 대우조선해양 주식회사 Apparatus and method for shielding radiation

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200361071Y1 (en) * 2004-05-18 2004-09-06 최재형 Ladder of having angle control device
KR101418263B1 (en) * 2013-08-12 2014-07-10 주식회사 에이피엔 Collimator Apparatus Having Auxiliary Device for Determining Location of Film
JP2015019977A (en) 2013-07-22 2015-02-02 富士フイルム株式会社 Radiographic imaging apparatus and radiation protection unit

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200361071Y1 (en) * 2004-05-18 2004-09-06 최재형 Ladder of having angle control device
JP2015019977A (en) 2013-07-22 2015-02-02 富士フイルム株式会社 Radiographic imaging apparatus and radiation protection unit
KR101418263B1 (en) * 2013-08-12 2014-07-10 주식회사 에이피엔 Collimator Apparatus Having Auxiliary Device for Determining Location of Film

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101717580B1 (en) * 2015-11-18 2017-03-20 대우조선해양 주식회사 Apparatus and method for shielding radiation
KR101660526B1 (en) * 2016-07-19 2016-10-10 지엔아이솔루션 주식회사 A support device for a collimator

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