CN209215258U - A kind of safety device for nuclear power CV container butt weld ray detection - Google Patents
A kind of safety device for nuclear power CV container butt weld ray detection Download PDFInfo
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- CN209215258U CN209215258U CN201821756139.9U CN201821756139U CN209215258U CN 209215258 U CN209215258 U CN 209215258U CN 201821756139 U CN201821756139 U CN 201821756139U CN 209215258 U CN209215258 U CN 209215258U
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- support platform
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- elevator
- wheel
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Abstract
The utility model belongs to nuclear power generating equipment installation detection technique field.The safety of relevant device, guarantees going on smoothly for detection operation, the utility model discloses a kind of safety devices for nuclear power CV container butt weld ray detection when in order to improve nuclear power CV container progress butt weld ray detection.The safety device, including support frame, support platform and the first elevator and the second elevator；Support frame as described above straddles the upper end of CV chamber wall, and the support platform is fixed on support frame as described above in the horizontal direction, and first elevator and second elevator are fixed in the support platform, and can be respectively to conveying rope inside and outside CV container.The secondary ray detection that butt weld on nuclear power CV container is carried out using the safety device, can be improved the safety of the relevant device of checking process, guarantees going on smoothly for detection operation.
Description
Technical field
The utility model belongs to nuclear power generating equipment installation detection technique field, and in particular to one kind is docked for nuclear power CV container
The safety device of weld seam ray detection.
Background technique
Nuclear power CV container uses low-alloy high-strength steel, and thickness is larger, and when welding hardens, and cold cracking inclination is big, therefore Welder
Skill is complicated, the Dangerous defects such as easy cracked, lack of penetration, incomplete fusion, according to ASME NE fascicle requirement of volume III, needs to all
Butt weld carries out 100% radiological survey X.
Currently, the main method for using artificial detection will using support unit in the operation of weld radiographic inspection detection
Radiological unit and film laying apparatus are fixed on inside and outside CV container, and along with the change of ray detection locations, behaviour
Make the adjustment that personnel carry out corresponding position to radiological unit and film laying apparatus.However, the position due to weld seam to be detected is high
Degree is general higher, and radiological unit and film laying apparatus need to be fixed on for a long time high aerial, detects in this way for a long time
Cheng Zhong, there is occur radiological unit and film laying apparatus to inadvertently fall off risk, so that ray detection process is there is safety hidden
Suffer from problem.
Utility model content
In order to improve nuclear power CV container carry out butt weld ray detection when safety, guarantee detection operation it is smooth into
Row, the utility model proposes a kind of safety devices for nuclear power CV container butt weld ray detection.This is anti-safely
Protection unit, including support frame, support platform and the first elevator and the second elevator；Support frame as described above straddles the upper of CV chamber wall
End, the support platform are fixed on support frame as described above in the horizontal direction, and first elevator and second elevator are fixed on
In the support platform, and can be respectively to conveying rope inside and outside CV container.
Preferably, slideable connection is used between the support platform and CV chamber wall, the support platform can edge
The upper end of CV chamber wall moves back and forth.
It is further preferred that the device further includes mobile unit, the mobile unit is located at the support platform and CV holds
Between wall；The mobile unit, including driving motor, driving wheel and motor cabinet, wherein the motor cabinet is fixed on the branch
The lower surface of platform is supportted, the driving motor is fixed on the motor cabinet, the output of the driving wheel and the driving motor
Axis connection, the driving wheel are located at the upper end of CV chamber wall.
It is further preferred that the mobile unit further includes driven wheel；The driven wheel is fixed on described by mounting base
The lower section of support frame, and it is located at the upper end of CV chamber wall.
It is further preferred that the driving wheel and the driven wheel are all made of composite construction form, by internal layer carbon steel and outside
Layer MC nylon composition.
It is further preferred that the wheel rim of the driving wheel and the driven wheel uses intermediate concave shaped structure, with CV container
The upper end edge shape of wall matches.
It is further preferred that the motor cabinet and the support platform use movable connection, the driven wheel uses ten thousand
It is attached to wheel construction form and the support platform.
It is further preferred that the mobile unit further includes directive wheel；The directive wheel connect with support frame as described above and
With CV container inside and outside wall face contact.
Preferably, which further includes electric-control system；The electric-control system is located at the upper surface of the support platform, is used for
Electric power is provided for the driving motor.
It is further preferred that the device further includes safe fence, the safe fence is fixed on table in the support platform
The marginal position in face.
When carrying out secondary ray detection to butt weld in nuclear power CV container using the safety device of the utility model,
It has the advantages that
1, in the present invention, by installing support frame in CV chamber wall upper end, and fixed support on the support frame
Platform and the first elevator and the second elevator, so as to be laid with by the first elevator and the second elevator to radiological unit and film
Device is attached fixation respectively, in this way can inadvertently falling off to avoid radiological unit and film laying apparatus, improve ray inspection
The safety and reliability of survey process guarantees that the smooth safety of ray detection operation carries out.
2, in the present invention, by be arranged mobile unit allow safety device along the upper end of CV chamber wall into
Row moves back and forth, so as to quickly carry out safety device according to the position change of radiological unit and film laying apparatus
Position it is mobile, improve regulated efficiency, guarantee to provide the safeguard protection of continuous and effective to radiological unit and film laying apparatus.
Detailed description of the invention
Fig. 1 is that safety device of the present embodiment for nuclear power CV container butt weld ray detection is fixed on CV container
Schematic diagram when on wall；
Fig. 2 is the partial structure diagram of safety device in Fig. 1；
Fig. 3 is the schematic diagram that driving motor, driving wheel are connected with motor cabinet in the present embodiment；
Fig. 4 is the schematic cross-section of driving wheel and driven wheel in the present embodiment.
Specific embodiment
The technical solution of the utility model is described further with reference to the accompanying drawings and examples.
As shown in connection with fig. 1, the present embodiment is used for the safety device 1 of nuclear power CV container butt weld ray detection, packet
Include support frame 11, support platform 12 and the first elevator 13 and the second elevator 14.Wherein, support frame 11 straddles CV chamber wall 2
Upper end, support platform 12 is fixed in the horizontal direction on support frame 11, and the first elevator 13 and the second elevator 14 are along CV chamber wall 2
Symmetrically it is fixed on the upper surface of support platform 12.At this point, can be respectively to CV container by the first elevator 13 and the second elevator 14
Inside and outside carry out rope conveying, thus in the air radiological unit and film laying apparatus be attached, prevent from radiating
Device and film laying apparatus are inadvertently fallen off, and improve the safety and reliability of ray detection process, guarantee ray detection behaviour
The smooth safety made carries out.
Wherein, the frame structure that support frame uses more metallic rods to be welded to form, thus guaranteeing entire support frame structure
In the case where intensity, mitigate its weight to greatest extent, in order to install and use and reduce the pressure to CV chamber wall.
Preferably, in the present embodiment, slideable connection will be designed as between support platform and CV chamber wall, to make
Support platform can be moved back and forth along the upper end of CV chamber wall.In this way, during entire ray detection, so that it may according to
The change in location of radiological unit and film laying apparatus fast moves the safety device, improves regulated efficiency, right
Radiological unit and film laying apparatus provide the safeguard protection of continuous and effective.
In conjunction with shown in Fig. 2 and Fig. 3, which further includes mobile unit, and mobile unit is located at support and puts down
Between platform 12 and CV chamber wall 2, for driving entire safety device to be moved.Mobile unit, including driving motor
151, driving wheel 152 and motor cabinet 153, wherein motor cabinet 153 is fixed on the lower surface of support platform 12, and driving motor 151 is solid
It is scheduled on motor cabinet 153, the output axis connection of driving wheel 152 and driving motor 151 and the upper end for being located at CV chamber wall 2.This
Sample can drive driving wheel 152 to be rotated by driving motor 151, to drive entire safety anti-by support platform 12
Protection unit is moved back and forth along the upper end of CV chamber wall 2.Wherein, in the present embodiment, driving motor 151 selects the electricity that slows down
Machine guarantees safety device along the stability of CV chamber wall upper end moving process in order to control the revolving speed of driving wheel 152.
In the present embodiment, it drives entire safety device to be moved by driving motor and driving wheel, equally exists
In other embodiments, other structures form can also be used, such as guide rail slide block is set in CV chamber wall upper end in advance and is incited somebody to action
Support platform is fixed on sliding block, so that the moving along guide rail using sliding rail, realizes safety device on CV chamber wall
It is mobile.
It as shown in connection with fig. 2, further include two driven wheels 154 in the mobile unit of the present embodiment.Two driven wheels 154
It is fixed on the lower surface of support platform 12 by mounting base, and is distributed the front and back for being located at driving wheel, while holding with CV
The upper end of wall is kept in contact.At this point, making entire support platform by three the Auxiliary support of driving wheel by two driven wheels
A supporting point gentle support is on CV chamber wall.In this way, can not only guarantee entire safety device along CV chamber wall upper end
The stability of moving process, and active force of the safety device to CV chamber wall can be dispersed, it avoids holding CV
Wall causes part to weigh wounded, to improve the protection to CV chamber wall.
As shown in connection with fig. 4, in the present embodiment, driving wheel 152 and driven wheel 154 are all made of composite construction form, by interior
Layer carbon steel 155a and outer layer MC nylon 155b is bolted to connection composition.In this way, improving entire driving by internal layer carbon steel
The support strength of wheel and driven wheel guarantees the fastness and reliability supported to safety device, while by outer layer MC Buddhist nun
Dragon is directly contacted with CV chamber wall, avoids causing CV chamber wall scuffing of colliding with, and improves the protection to CV chamber wall.With this
Meanwhile the wheel rim of driving wheel 152 and driven wheel 154 is all made of intermediate concave shaped structure, and the upper end edge shape with CV chamber wall
Shape holding is mutually matched, to guarantee the fluency that driving wheel and driven wheel are moved back and forth along CV chamber wall.
In addition, in the present embodiment, the connection between motor cabinet and support platform is designed as movable connection, such as adopt
It is attached with shaft along the vertical direction, thus during support platform is moved along cambered CV chamber wall,
Driving wheel is remained along the direction moved by the real-time rotation of shaft, avoids blocking between driving wheel and CV chamber wall
Extremely, the flow field stationarity of moving process is improved.Similarly, driven wheel then uses the structure type of universal wheel to be connected with support platform
It connects, guarantees the flexible rotating of driven wheel.
It as shown in connection with fig. 2, further include directive wheel 156 in mobile unit.Directive wheel 156 is connect with support frame 11 and and CV
The both side surface of chamber wall 2 contacts, to make support frame 11 is stable to straddle on CV chamber wall, and to entire security protection
The moving process of device carries out stable guide support.
In addition, as shown in connection with fig. 1, an independent electric-control system 16 is additionally provided in the safety device of the present embodiment.
Electric-control system 16 is located at the upper surface of support platform 12, for providing electric power for driving motor 151, makes its stable output power band
Entire safety device is moved accurately to be moved.Electric-control system 16 can also be further laid with as radiological unit and film
The power source of device improves the flexibility of its use process so that entire welding detection system and welding be made to have independent current source.
At the same time, safe fence 17 is additionally provided on the marginal position of support platform 11, for operator to first
Elevator 13, the second elevator 14 and electric-control system 16 carry out safety guard when repair and maintenance, improve the safety of operating process
Property.
Claims (10)
1. a kind of safety device for nuclear power CV container butt weld ray detection, which is characterized in that including support frame,
Support platform and the first elevator and the second elevator；Support frame as described above straddles the upper end of CV chamber wall, the support platform edge
Horizontal direction is fixed on support frame as described above, and first elevator and second elevator are fixed in the support platform, and
And it can be respectively to conveying rope inside and outside CV container.
2. safety device according to claim 1, which is characterized in that adopted between the support platform and CV chamber wall
With slideable connection, the support platform can be moved back and forth along the upper end of CV chamber wall.
3. safety device according to claim 2, which is characterized in that the device further includes mobile unit, the shifting
Moving cell is between the support platform and CV chamber wall；The mobile unit, including driving motor, driving wheel and motor
Seat, wherein the motor cabinet is fixed on the lower surface of the support platform, and the driving motor is fixed on the motor cabinet,
The output axis connection of the driving wheel and the driving motor, the driving wheel are located at the upper end of CV chamber wall.
4. safety device according to claim 3, which is characterized in that the mobile unit further includes driven wheel；Institute
The lower section that driven wheel is fixed on support frame as described above by mounting base is stated, and is located at the upper end of CV chamber wall.
5. safety device according to claim 4, which is characterized in that the driving wheel and the driven wheel are all made of
Composite construction form is made of internal layer carbon steel and outer layer MC nylon.
6. safety device according to claim 4, which is characterized in that the wheel rim of the driving wheel and the driven wheel
Using intermediate concave shaped structure, match with the upper end edge shape of CV chamber wall.
7. safety device according to claim 4, which is characterized in that the motor cabinet and the support platform use
Movable connection, the driven wheel are attached using Universal wheel structure form with the support platform.
8. safety device according to claim 3, which is characterized in that the mobile unit further includes directive wheel；Institute
State directive wheel connect with support frame as described above and with CV container inside and outside wall face contact.
9. the safety device according to any one of claim 3-8, which is characterized in that the device further includes automatically controlled
System；The electric-control system is located at the upper surface of the support platform, for providing electric power for the driving motor.
10. safety device according to claim 9, which is characterized in that the device further includes safe fence, the peace
Full fence is fixed on the marginal position of the support platform upper surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821756139.9U CN209215258U (en) | 2018-10-29 | 2018-10-29 | A kind of safety device for nuclear power CV container butt weld ray detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821756139.9U CN209215258U (en) | 2018-10-29 | 2018-10-29 | A kind of safety device for nuclear power CV container butt weld ray detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209215258U true CN209215258U (en) | 2019-08-06 |
Family
ID=67457183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821756139.9U Active CN209215258U (en) | 2018-10-29 | 2018-10-29 | A kind of safety device for nuclear power CV container butt weld ray detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209215258U (en) |
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2018
- 2018-10-29 CN CN201821756139.9U patent/CN209215258U/en active Active
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