CN206179386U - Nuclear power pipeline leaks and repairs analogue means in seam welding - Google Patents

Abstract

The utility model provides a nuclear power pipeline leaks and repairs analogue means in seam welding, is including welding worktable (120) of seting up intercommunicating pore (123), nuclear power pipeline leaks and repairs analogue means in seam welding still includes bottom plate (10) for to treat that welded simulation piping erection is in welding worktable (120) are gone up and are made the simulation pipeline with the workpiece clamping mechanism of intercommunicating pore (123) intercommunication, with welding worktable (120) are connected, are used for to rotate the positioner of welding worktable (120) constructs, be used for through intercommunicating pore (123) to the simulation pipeline is inside provide the steam supply mechanism of steam and be used for through intercommunicating pore (123) are right the simulation pipeline is inside bleed so that the inside negative pressure feed mechanism that forms the negative pressure of simulation pipeline, positioner structure, steam supply mechanism and negative pressure feed mechanism are installed respectively on bottom plate (10). The utility model discloses a nuclear power pipeline leaks and repairs analogue means in seam welding technique is ingenious, and the practicality is strong.

Description

A kind of Nuclear piping leaks online REPAIR WELDING analog

Technical field

This utility model is related to nuclear power generating equipment field, more particularly to a kind of Nuclear piping leaks online REPAIR WELDING simulation dress Put.

Background technology

When the system pipeline of the in-service unit of nuclear power is leaked, need to carry out online REPAIR WELDING to system pipeline.So And the system pipeline inside for leaking generally has around high temperature, gases at high pressure or negative pressure condition, and system pipeline and generally can also There is barrier, these unfavorable factors increase the difficulty of welding.In the case where welder can not in advance adapt to these unfavorable factors, The online REPAIR WELDING success rate of the system pipeline of leakage cannot be guaranteed.

Additionally, at present the conventional welding Work condition analogue frock of nuclear power plant of the country is easy steel-made support frame, its space body Product is big, and needs pure manual operations, high labor intensive, meanwhile, this steel-made support frame can only carry out simple angle to workpiece Positioning and support, only limit the use of in the exercise of welder's technical ability and Technique Authentication, can not be used to simulate under the special welding operating mode of nuclear power plant Online REPAIR WELDING during pipe leakage.

Utility model content

The purpose of this utility model is that the system pipeline inside for leaking generally has high temperature, gases at high pressure or negative pressure feelings Generally barrier is also had around condition, and system pipeline, these unfavorable factors increase the problem of the difficulty of welding, it is proposed that A kind of Nuclear piping leaks online REPAIR WELDING analog.

The technical scheme in the invention for solving the technical problem is：

The utility model proposes a kind of Nuclear piping leaks online REPAIR WELDING analog, including welding bench, Intercommunicating pore is offered on the welding bench；The Nuclear piping leaks online REPAIR WELDING analog also includes base plate, For by simulation Pipe installing to be welded is on the welding bench and the simulation pipeline is connected with the intercommunicating pore Workpiece grip mechanism, be connected with the welding bench, the positioner structure for rotating the welding bench, be used for The steam feed mechanism of steam is provided by the intercommunicating pore and for by the intercommunicating pore to the inside of the simulation pipeline To the simulation pipeline internal air exhausting so that the simulation pipeline is internally formed the negative pressure feeding mechanism of negative pressure；The welding displacement Mechanism, the steam feed mechanism and the negative pressure feeding mechanism are separately mounted on the base plate.

The above-mentioned Nuclear piping of this utility model is leaked in online REPAIR WELDING analog, also including removably installing On the welding bench and be arranged on it is described simulation pipeline blocking structure.

The above-mentioned Nuclear piping of this utility model is leaked in online REPAIR WELDING analog, and the blocking structure includes flat Template barrier and/or V-groove barrier and/or tubular type barrier.

The above-mentioned Nuclear piping of this utility model is leaked in online REPAIR WELDING analog, the plate barrier bag The first flat board and the second flat board are included, first flat board is vertically fixedly connected with second flat board；Open on first flat board It is provided with the first notch；The plate barrier is arranged on the welding bench by first notch.

The above-mentioned Nuclear piping of this utility model is leaked in online REPAIR WELDING analog, the V-groove barrier bag The 3rd flat board and V-groove body are included, the 3rd flat board is vertically fixedly connected with the V-groove body；Open on 3rd flat board It is provided with the second notch；The V-groove barrier is arranged on welding bench by the second notch.

The above-mentioned Nuclear piping of this utility model is leaked in online REPAIR WELDING analog, the tubular type barrier bag Fourth panel and pipe are included, the fourth panel is vertically fixedly connected with the pipe；Is offered in the fourth panel Three notches；The tubular type barrier is arranged on the welding bench by the 3rd notch.

The above-mentioned Nuclear piping of this utility model is leaked in online REPAIR WELDING analog, on the welding bench also Offer the first fixture fixing screwed hole, the second fixture fixing screwed hole and the 3rd fixture fixing screwed hole；The workpiece clamp Holding mechanism includes being separately mounted to the first fixture fixing screwed hole, the second fixture fixing screwed hole and the 3rd folder Three work piece holders in tool fixing screwed hole；The work piece holder includes being bolted to the welding bench by first On convex block, the convex block offers on the side the first bolt fixing screwed hole；The work piece holder also includes being spirally connected And the first bolt being arranged in the first bolt fixing screwed hole, the matrix block being threadedly coupled with first bolt shank And the ridge being fixedly installed on the side away from first bolt of the matrix block；Three work piece holders Ridge is used to that the simulation pipeline to be fixedly clamped.

The above-mentioned Nuclear piping of this utility model is leaked in online REPAIR WELDING analog, and the recess of the matrix block is opened It is provided with the 4th notch；The work piece holder also includes being arranged in the 4th notch and consolidates for being screwed onto first fixture Determine the second bolt in screwed hole, the second fixture fixing screwed hole or the 3rd fixture fixing screwed hole.

The above-mentioned Nuclear piping of this utility model is leaked in online REPAIR WELDING analog, the positioner structure bag Welding displacement power plant module is included, the output shaft of the welding displacement power plant module is by first shaft coupling and the welding bench It is fixedly connected；The positioner structure also includes the supporting mechanism being fixedly mounted on the base plate, on the supporting mechanism Bearing is provided with, the power transmission shaft conllinear with the output shaft of the welding displacement power plant module is equipped with the bearing；The biography Moving axis is fixedly connected by second shaft coupling with the welding bench.

The above-mentioned Nuclear piping of this utility model is leaked in online REPAIR WELDING analog, and the welding bench includes Workbench main body and it is arranged on workbench main body lower section and the 3rd snap joint connected with the intercommunicating pore；The core Electric pipe leaks online REPAIR WELDING analog also includes connecting pipe；The connecting pipe includes pipe main body and difference It is arranged on two second snap joints at the pipe main body two ends and second snap joint is fixed on into the pipeline Pipe clamp in main body；Second snap joint of described connecting pipe one end is used to be connected with the 3rd snap joint, the company Second snap joint of the adapter road other end is used to connect the steam feed mechanism or the negative pressure feeding mechanism.

Nuclear piping of the present utility model leaks online REPAIR WELDING analog can be by simulation pipeline upset random angle Degree, meanwhile, the Nuclear piping leaks online REPAIR WELDING analog and produces steam using steam generator, and is passed into mould In intending pipeline, so as to the operating mode of High Temperature High Pressure in the pipeline for simulating leakage；Also using vacuum pump to simulating pipeline internal air exhausting, from And simulate the negative pressure operating mode inside the pipeline revealed；Additionally, the Nuclear piping leaks online REPAIR WELDING analog also adopting The complicated welding surroundings of the barrier of simulation pipeline can be flexibly arranged on to simulate leakage pipeline.This practicality The new online REPAIR WELDING analog technology of Nuclear piping leakage is ingenious, practical.

Description of the drawings

Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing：

Fig. 1 shows that the Nuclear piping of this utility model embodiment leaks the schematic diagram of online REPAIR WELDING analog；

Fig. 2 shows that the Nuclear piping shown in Fig. 1 leaks the schematic diagram of the other direction of online REPAIR WELDING analog；

Fig. 3 shows the schematic diagram of the welding bench shown in Fig. 1；

Fig. 4 shows the schematic diagram of the plate barrier shown in Fig. 1；

Fig. 5 shows the schematic diagram of the other direction of the plate barrier shown in Fig. 4；

Fig. 6 shows the schematic diagram of the V-groove barrier shown in Fig. 1；

Fig. 7 shows the schematic diagram of the other direction of the V-groove barrier shown in Fig. 6；

Fig. 8 shows the schematic diagram of the tubular type barrier shown in Fig. 1；

Fig. 9 shows the schematic diagram of the other direction of the tubular type barrier shown in Fig. 8；

Figure 10 shows the schematic diagram of the workpiece grip mechanism shown in Fig. 1；

Figure 11 shows the schematic diagram of the other direction of the workpiece grip mechanism shown in Figure 10；

Figure 12 shows the schematic diagram of the welding displacement power plant module shown in Fig. 1；

Figure 13 shows the schematic diagram of the welding displacement control panel shown in Fig. 1；

Figure 14 shows the schematic diagram of the steam generator shown in Fig. 1；

Figure 15 shows the schematic diagram of the other direction of the steam generator shown in Figure 14；

Figure 16 shows the schematic diagram of the connecting pipe shown in Fig. 1；

Figure 17 shows the schematic diagram of the welding bench shown in Fig. 1；

Figure 18 shows the schematic diagram of the vacuum pump shown in Fig. 1；

Figure 19 shows the schematic diagram of the other direction of the vacuum pump shown in Figure 18.

Specific embodiment

The technical problems to be solved in the utility model is：The system pipeline inside of leakage generally has high temperature, gases at high pressure Or generally barrier also being had around negative pressure condition, and system pipeline, these unfavorable factors increase the difficulty of welding.In weldering In the case that work can not in advance adapt to these unfavorable factors, the online REPAIR WELDING success rate of the system pipeline of leakage cannot be protected Card.The technical thought that this utility model is proposed with regard to the technical problem is：Construct a kind of Nuclear piping and leak online REPAIR WELDING Analog, the Nuclear piping leaks online REPAIR WELDING analog can be arbitrarily angled by simulation pipeline upset, meanwhile, should Nuclear piping leaks online REPAIR WELDING analog and produces steam using steam generator, and is passed into simulating in pipeline, So as to the operating mode of High Temperature High Pressure in the pipeline for simulating leakage；Also let out so as to simulate to simulating pipeline internal air exhausting using vacuum pump Negative pressure operating mode inside the pipeline of dew；Additionally, the Nuclear piping leaks online REPAIR WELDING analog also using can be flexible The complicated welding surroundings of the pipeline that is arranged on the barrier of simulation pipeline to simulate leakage.

In order that technical purpose of the present utility model, technical scheme and technique effect are apparent, in order to this area Technical staff understands and implements this utility model, this utility model is done below in conjunction with the accompanying drawings and the specific embodiments further in detail Thin explanation.

As depicted in figs. 1 and 2, Fig. 1 shows that the Nuclear piping of this utility model embodiment leaks online REPAIR WELDING mould Intend the schematic diagram of device；Fig. 2 shows that the Nuclear piping shown in Fig. 1 leaks the other direction of online REPAIR WELDING analog Schematic diagram.Specifically, Nuclear piping leaks online REPAIR WELDING analog includes welding bench 120, the welding bench Intercommunicating pore 123 is offered on 120；Nuclear piping leaks online REPAIR WELDING analog also includes base plate 10, for will be to be welded The simulation pipeline (not shown) for connecing is arranged on welding bench 120 and makes the work that simulation pipeline is connected with intercommunicating pore 123 Part clamping device, is connected, the positioner structure for rotating welding bench 120 with welding bench 120, for by connecting Through hole 123 provides the steam feed mechanism of steam to the inside of simulation pipeline and for by 123 pairs of simulation pipelines of intercommunicating pore Portion is evacuated so that simulation pipeline is internally formed the negative pressure feeding mechanism of negative pressure；Positioner structure, steam feed mechanism and negative Pressure feed mechanism is separately mounted on base plate 10.

Further, as shown in figure 1, the online REPAIR WELDING analog of Nuclear piping leakage also includes removably installing On welding bench 120 and it is arranged on the blocking structure of simulation pipeline to be welded.Specifically, blocking structure includes flat Template barrier 20 and/or V-groove barrier 90 and/or tubular type barrier 110.Preferably, Nuclear piping is leaked in wire bonding Connect and repair the workbox 30 that analog also includes being arranged on base plate 10.

As shown in figure 3, Fig. 3 shows the schematic diagram of the welding bench 120 shown in Fig. 1.On the welding bench 120 also Offer the first fixture fixing screwed hole 121, the second fixture fixing screwed hole 124, the 3rd fixture fixing screwed hole 127, first Barrier fixing screwed hole 122, the second barrier fixing screwed hole 126 and the 3rd barrier fixing screwed hole 128.First folder Tool fixing screwed hole 121, the second fixture fixing screwed hole 124, the 3rd fixture fixing screwed hole 127, the first barrier fix spiral shell Pit 122, the second barrier fixing screwed hole 126 and the 3rd barrier fixing screwed hole 128 are distributed around intercommunicating pore 123. In the present embodiment, the first fixture fixing screwed hole 121, the second fixture fixing screwed hole 124, the 3rd fixture fixing screwed hole 127th, the first barrier fixing screwed hole 122, the second barrier fixing screwed hole 126 and the 3rd barrier fixing screwed hole 128 have respectively 4, and are arranged in radiation character centered on intercommunicating pore 123.Simulation pipeline to be welded is by being arranged on folder Fixture in tool fixing screwed hole is fixedly mounted on welding bench 120, and is fixedly mounted in barrier fixing screwed hole Barrier can be used for the actual environment obstacle of analogsimulation pipeline welding.

Specifically, as shown in Figure 4 and Figure 5, Fig. 4 shows the schematic diagram of the plate barrier 20 shown in Fig. 1, and Fig. 5 shows The schematic diagram of the other direction of plate barrier 20 shown in Fig. 4 is gone out.Plate barrier 20 includes the He of the first flat board 21 Second flat board 23, the first flat board 21 is vertically fixedly connected with the second flat board 23；The first notch 22 is offered on first flat board 21；Should First notch 22 can be U-type groove mouth, semicircle notch etc..Plate barrier 20 can be fixed on welding by the first notch 22 On workbench 120.Specifically, plate barrier 20 can be screwed onto the first barrier by the screw through the first notch 22 The mode of fixing screwed hole 122, the second barrier fixing screwed hole 126 or the 3rd barrier fixing screwed hole 128 is fixedly mounted On welding bench 120.

As shown in Figure 6 and Figure 7, Fig. 6 shows the schematic diagram of the V-groove barrier 90 shown in Fig. 1, and Fig. 7 shows Fig. 6 institutes The schematic diagram of the other direction of the V-groove barrier 90 for showing.V-groove barrier 90 includes the 3rd flat board 91 and V-groove body 93, 3rd flat board 91 is vertically fixedly connected with V-groove body 93；The second notch 92 is offered on 3rd flat board 91, second notch 92 can Think U-type groove mouth, semicircle notch etc..V-groove barrier 90 can be fixed on welding bench 120 by the second notch 92. Specifically, V-groove barrier 90 can be screwed onto the first barrier fixing screwed hole by the screw through the second notch 92 122nd, the mode of the second barrier fixing screwed hole 126 or the 3rd barrier fixing screwed hole 128 is fixedly mounted on welding job On platform 120.

As shown in Figure 8 and Figure 9, Fig. 8 shows the schematic diagram of the tubular type barrier 110 shown in Fig. 1；Fig. 9 shows Fig. 8 The schematic diagram of the other direction of shown tubular type barrier 110.Tubular type barrier 110 includes fourth panel 111 and circle Pipe 113, fourth panel 111 is vertically fixedly connected with pipe 113；Offer the 3rd notch 112 in fourth panel 111, the 3rd Notch 112 can be U-type groove mouth, semicircle notch etc..Tubular type barrier 110 can be fixed on welding by the 3rd notch 112 On workbench 120.Specifically, tubular type barrier 110 can be screwed onto the first obstacle by the screw through the 3rd notch 112 The mode of thing fixing screwed hole 122, the second barrier fixing screwed hole 126 or the 3rd barrier fixing screwed hole 128 fixes peace It is mounted on welding bench 120.

Further, as shown in figure 1, workpiece grip mechanism include being separately mounted to the first fixture fixing screwed hole 121, the Three work piece holders 100 in two fixture fixing screwed holes 124 and the 3rd fixture fixing screwed hole 127；Specifically, such as Figure 10 and Shown in Figure 11, work piece holder 100 includes the convex block 103 being fixed on by the first bolt 102 on welding bench 120, and this is convex Type block 103 offers on the side the first bolt fixing screwed hole (not shown)；Work piece holder 100 also includes being spirally connected and wearing The first bolt 101 in the first bolt fixing screwed hole, the matrix block 106 being threadedly coupled with the bar portion of the first bolt 101 with And the ridge 107 being fixedly installed on the side away from the first bolt 101 of matrix block 106.When in use, the first bolt 101 promote matrix blocks 106 to travel forward by the first bolt fixing screwed hole in convex block 103 so that ridge 107 to The simulation pipeline to be welded being arranged on welding bench 120 is close；So, the ridge 107 of three work piece holders 100 Simulation pipeline to be welded is fixedly clamped.

In order to prevent the stripped thread of the first bolt 101, so that simulation the fixed of pipeline to be welded loosens, in the present embodiment In, as shown in Figure 10, the recess of matrix block 106 offers the 4th notch 104；Work piece holder 100 also includes being arranged in the 4th groove Fix in mouth 104 and for being screwed onto the first fixture fixing screwed hole 121, the second fixture fixing screwed hole 124 or the 3rd fixture The second bolt 105 in screwed hole 127.So, in the ridge 107 when three work piece holders 100 by simulation pipeline to be welded When being fixedly clamped, by multiple second bolts 105 three work piece holders 100 and welding bench 120 are fixed respectively, you can anti- The situation that only caused simulation pipeline to be welded loosens because of the stripped thread of the first bolt 101 occurs.

Further, as shown in Figure 1 and Figure 2, positioner structure includes welding displacement power plant module 80, the welding displacement The output shaft of power plant module 80 is fixedly connected by first shaft coupling with welding bench 120, so, is just capable of achieving welding job The accurate upset of platform 120.As shown in figure 12, welding displacement power plant module 80 includes servomotor 81, PLC module 82 and rectification Device 83；As shown in figure 13, positioner structure also includes being electrically connected with, becoming for control welding with welding displacement power plant module 80 Position power plant module 80 realizes the welding displacement control panel 70 of forward or reverse；Usually, on the welding displacement control panel 70 With scram button 71, reversion button 72, power switch button 73 and rotating forward button 74；Welding displacement control panel 70 The control to welding displacement power plant module 80 is realized by this four buttons.Preferably, in the present embodiment, in order to strengthen welding The stationarity of workbench 120, positioner structure also includes the supporting mechanism 130 being fixedly mounted on base plate 10, the support machine Bearing (not shown) is provided with structure 130, is equipped with the bearing conllinear with the output shaft of welding displacement power plant module 80 Power transmission shaft (not shown)；Power transmission shaft is fixedly connected by second shaft coupling with welding bench 120.So, Welder Make the both sides of platform 120 to be just connected with supporting mechanism 130 and welding displacement power plant module 80 respectively, so as to enhance Welder Make the stationarity of platform 120.

Further, steam feed mechanism includes the steam generator 40 being arranged on base plate 10, the steam generator 40 Steam (vapor) outlet be connected with intercommunicating pore 123 by connecting pipe 60.Specifically, as shown in Figure 14 and Figure 15, Figure 14 shows Fig. 1 The schematic diagram of shown steam generator 40；Figure 15 shows the signal of the other direction of the steam generator 40 shown in Figure 14 Figure.Steam generator 40 includes generator main body, be respectively arranged with generator main body water inlet 41, spring safety valve 42, the One snap joint 43, blowoff valve 44, intelligent temperature controller 45, functional indicator light 46, pressure gauge 47 and on and off switch 48.In this reality In applying example, the design parameter of steam generator is：Mode of heating：Electrical heating；Evaporation capacity：3.8kg/h；Electric thermal power：3kW.Steam Vapour generator produces steam by adjusting the parameter on intelligent temperature controller 45, and producible steam parameter is：Steam pressure is 0.1MPa~5MPa；Temperature is not higher than 170 DEG C.The steam (vapor) outlet of steam generator 40 adds the first snap joint 43, so as to Ensure the quick connection of connecting pipe 60.

As shown in figure 16, Figure 16 shows the schematic diagram of the connecting pipe 60 shown in Fig. 1.Connecting pipe 60 includes pipeline master Body 63 and it is separately positioned on two second snap joints 61 at the two ends of pipe main body 63 and fixes the second snap joint 61 Pipe clamp 62 on pipe main body 63.As shown in figure 17, Figure 17 shows the schematic diagram of the welding bench 120 shown in Fig. 1.Should Welding bench 120 includes workbench main body 125 and is arranged on what is connected below workbench main body 125 and with intercommunicating pore 123 3rd snap joint 129.Second snap joint 61 of the one end of connecting pipe 60 is fixedly connected with the first snap joint 43, connecting tube Second snap joint 61 of the other end in road 60 is fixedly connected with the 3rd snap joint 129, so as to realize steam generator 40 The purpose that steam (vapor) outlet is connected with intercommunicating pore 123.

Further, negative pressure feeding mechanism includes the vacuum pump 50 being arranged on base plate 10, and the vacuum pump 50 is by connection Pipeline 60 is connected with intercommunicating pore 123.As shown in Figure 18 and Figure 19, Figure 18 shows the schematic diagram of the vacuum pump shown in Fig. 1, Figure 19 Show the schematic diagram of the other direction of vacuum pump shown in Figure 18.Vacuum pump 50 includes pump main body 50 and is configured in pump main body Vacuum/pressurized dual-meter 51, the 4th snap joint 52 and surge flask 53 on 50；When vacuum pump is evacuated to simulation pipeline, mould Intending the negative pressure value inside pipeline can be read by vacuum/pressurized dual-meter 51.The evacuation valve port of vacuum pump 50 is provided with the 4th Snap joint 52.Second snap joint 61 of the one end of connecting pipe 60 is fixedly connected with the 4th snap joint 52, connecting pipe 60 The second snap joint 61 of the other end be fixedly connected with the 3rd snap joint 129, so as to realize the vacuum pumping valve of vacuum pump 50 The purpose that mouth is connected with intercommunicating pore 123.

The embodiment of welding Work condition analogue

The online REPAIR WELDING of nuclear power high-temperature and pressure pipeline simulates embodiment

Simulation pipeline is positioned over into the center of welding bench 120, and guarantees that intercommunicating pore 123 connects with simulation pipeline It is logical.Simulation pipeline is clamped by workpiece grip mechanism, and second snap joint 61 at the two ends of connecting pipe 60 is connect into respectively steam The 3rd snap joint 129 below first snap joint 43 of generator 40 and welding bench 120.Restart positioner Structure, is overturn to pre-determined bit by the rotating forward button 74 or reversion button 72 on operation welding displacement control panel 70 by pipeline is simulated Put.Start steam generator 40, high temperature and high pressure steam is conveyed by connecting pipe 60, just may be used after predetermined temperature to be achieved and pressure It is simulated the simulation welding of pipeline.

The online REPAIR WELDING of nuclear power negative-pressure pipeline simulates embodiment

Simulation pipeline is positioned over into the center of welding bench 120, it is ensured that intercommunicating pore 123 and simulation pipeline communication. Simulation pipeline is clamped by workpiece grip mechanism, and second snap joint 61 at the two ends of connecting pipe 60 is connect into respectively vacuum pump 50 The 4th snap joint 52 and welding bench 120 below the 3rd snap joint 129.Restart positioner structure, pass through Rotating forward button 74 or reversion button 72 on operation welding displacement control panel 70 is overturn pipeline is simulated to precalculated position.Start Vacuum pump 50, reaches predetermined threshold to simulation pipeline internal air exhausting, the negative pressure value inside pipeline to be simulated by connecting pipe 60 Afterwards, the simulation welding of pipeline can be just simulated.

Online reparation welding analog embodiment under nuclear power obstructed tube operating mode

The barrier of 1~3 respective type, i.e., plate barrier 20 and/or V-groove barrier 90 are selected according to operating mode And/or tubular type barrier 110.Wherein, the simulation of plate barrier 20 metope, the simulation pipeline of tubular type barrier 110, V-type Groove barrier 90 simulates corner.Then, barrier is placed on the precalculated position of welding bench 120, to form simulation pipeline The barrier of surrounding, then fixedly mounts.Afterwards, the simulation welding of pipeline can be just simulated.

Welder's Technique Authentication and exercise

Simulation pipeline is positioned over into the center of welding bench 120, pipeline folder will be simulated by workpiece grip mechanism Fasten；Then start positioner structure, pressed by the rotating forward button 74 on operation welding displacement control panel 70 or reversion Button 72 is overturn pipeline is simulated to precalculated position, and afterwards, just can carry out welder's Technique Authentication and exercise.

It should be appreciated that for those of ordinary skills, can according to the above description be improved or be converted, And all these modifications and variations should all belong to the protection domain of this utility model claims.

Claims (10)

1. a kind of Nuclear piping leaks online REPAIR WELDING analog, it is characterised in that including welding bench (120), institute State and intercommunicating pore (123) is offered on welding bench (120)；The Nuclear piping leaks online REPAIR WELDING analog and also wraps Base plate (10) is included, for by simulation Pipe installing to be welded is on the welding bench (120) and makes the simulation pipeline The workpiece grip mechanism connected with the intercommunicating pore (123), is connected, for rotating the weldering with the welding bench (120) The positioner structure of workbench (120) is connect, for providing steam to the inside of the simulation pipeline by the intercommunicating pore (123) Steam feed mechanism and for by the intercommunicating pore (123) to it is described simulation pipeline internal air exhausting so that the simulation pipe Road is internally formed the negative pressure feeding mechanism of negative pressure；The positioner structure, the steam feed mechanism and the negative pressure are supplied It is separately mounted on the base plate (10) to mechanism.

2. Nuclear piping according to claim 1 leaks online REPAIR WELDING analog, it is characterised in that also including can Releasably it is arranged on the welding bench (120) and is arranged on the blocking structure of the simulation pipeline.

3. Nuclear piping according to claim 2 leaks online REPAIR WELDING analog, it is characterised in that the obstacle Structure includes plate barrier (20) and/or V-groove barrier (90) and/or tubular type barrier (110).

4. Nuclear piping according to claim 3 leaks online REPAIR WELDING analog, it is characterised in that the flat board Type barrier (20) includes the first flat board (21) and the second flat board (23), first flat board (21) and second flat board (23) Vertically it is fixedly connected；The first notch (22) is offered on first flat board (21)；The plate barrier (20) is by institute The first notch (22) is stated on the welding bench (120).

5. Nuclear piping according to claim 3 leaks online REPAIR WELDING analog, it is characterised in that the V-type Groove barrier (90) includes the 3rd flat board (91) and V-groove body (93), the 3rd flat board (91) and the V-groove body (93) Vertically it is fixedly connected；The second notch (92) is offered on 3rd flat board (91)；The V-groove barrier (90) is by second Notch (92) is on welding bench (120).

6. Nuclear piping according to claim 3 leaks online REPAIR WELDING analog, it is characterised in that the pipe Type barrier (110) includes fourth panel (111) and pipe (113), the fourth panel (111) and the pipe (113) Vertically it is fixedly connected；The 3rd notch (112) is offered on the fourth panel (111)；The tubular type barrier (110) passes through 3rd notch (112) is on the welding bench (120).

7. Nuclear piping according to claim 1 leaks online REPAIR WELDING analog, it is characterised in that the welding The first fixture fixing screwed hole (121), the second fixture fixing screwed hole (124) and the 3rd are further opened with workbench (120) Fixture fixing screwed hole (127)；The workpiece grip mechanism includes being separately mounted to the first fixture fixing screwed hole (121), three workpiece clamps in the second fixture fixing screwed hole (124) and the 3rd fixture fixing screwed hole (127) Tool (100)；The work piece holder (100) includes being fixed on by the first bolt (102) convex on the welding bench (120) Type block (103), the convex block (103) offers on the side the first bolt fixing screwed hole；The work piece holder (100) is also Including being spirally connected and being arranged in the first bolt (101) in the first bolt fixing screwed hole, with the first bolt (101) bar The matrix block (106) of portion's threaded connection and be fixedly installed on the matrix block (106) away from first bolt (101) Ridge (107) on side；The ridge (107) of three work piece holders (100) for by it is described simulation pipeline clamp It is fixed.

8. Nuclear piping according to claim 7 leaks online REPAIR WELDING analog, it is characterised in that the matrix The recess of block (106) offers the 4th notch (104)；The work piece holder (100) also includes being arranged in the 4th notch (104) in and for be screwed onto the first fixture fixing screwed hole (121), the second fixture fixing screwed hole (124) or The second bolt (105) in the 3rd fixture fixing screwed hole (127).

9. Nuclear piping according to claim 1 leaks online REPAIR WELDING analog, it is characterised in that the welding Modified gear includes welding displacement power plant module (80), and the output shaft of welding displacement power plant module (80) passes through the first shaft coupling Device is fixedly connected with the welding bench (120)；The positioner structure also includes being fixedly mounted on the base plate (10) On supporting mechanism (130), be provided with bearing on the supporting mechanism (130), be equipped with the bearing and it is described welding become The conllinear power transmission shaft of output shaft of position power plant module (80)；The power transmission shaft is by second shaft coupling and the welding bench (120) it is fixedly connected.

10. Nuclear piping according to claim 1 leaks online REPAIR WELDING analog, it is characterised in that the weldering Workbench (120) is connect including workbench main body (125) and is arranged on workbench main body (125) lower section and is connected with described 3rd snap joint (129) of hole (123) connection；The Nuclear piping leaks online REPAIR WELDING analog also includes connection Pipeline (60)；The connecting pipe (60) is including pipe main body (63) and is separately positioned on the pipe main body (63) two ends Two the second snap joints (61) and the pipe clamp being fixed on second snap joint (61) on the pipe main body (63) (62)；Second snap joint (61) of described connecting pipe (60) one end for being connected with the 3rd snap joint (129), institute Second snap joint (61) of connecting pipe (60) other end is stated for connecting the steam feed mechanism or the negative pressure feeding Mechanism.