CN110729070A - Multifunctional electron beam irradiation experimental device - Google Patents

Abstract

A multifunctional electron beam irradiation experimental device comprises a plate shielding assembly and a coiled material shielding assembly, wherein the plate shielding assembly comprises a plate conveying assembly and a plate shielding cover, a plate irradiation area is arranged in the plate shielding cover, and a first opening is formed in the top of the plate shielding cover above the plate irradiation area; the coiled material shielding assembly comprises a coiled material conveying assembly and a coiled material shielding cover, a coiled material irradiation area is arranged in the coiled material shielding cover, and a second opening communicated with the coiled material irradiation area is formed in the side wall, close to the electron accelerator assembly, of the coiled material shielding cover; the plate shielding assembly is provided with a movable guide rail extending along the plate conveying direction, the movable guide rail is provided with a base, and the base is connected with a movable driving assembly; the base is rotatably connected with an electron accelerator assembly, the bottom of the electron accelerator assembly is provided with a socket for electron beams to emit, and the electron accelerator assembly is further connected with a rotation driving assembly. The invention uses the same set of electron accelerator assembly to carry out electron beam irradiation on the rolled substrate and the plane substrate, thereby reducing the cost.

Description

A Multifunctional Electron Beam Irradiation Experimental Device

technical field

The invention relates to the technical field of electron beam irradiation, in particular to a multifunctional electron beam irradiation experimental device.

Background technique

In the process of electron beam irradiation, when the electron beam hits the irradiated object or the inner wall of the channel, x-rays that are harmful to the human body will be generated in the irradiation area. Ultraviolet light (UV) is different in that it has complex interactions with substances, and has laws of reflection and transmission at the interface.

The existing electron beam curing device mainly has two applications: roll substrate and flat substrate. Due to the difference in material transmission methods, if two operations are required, two sets of electron beam irradiation equipment must be purchased, and the cost is very high. In fact, the electron beam accelerator of the electron beam irradiation equipment required for the two substrates are the same, therefore, it is necessary to provide an electron beam irradiation device for both the roll substrate and the flat substrate, which can reduce the cost on the premise of ensuring the shielding effect and the protection of the gas atmosphere.

SUMMARY OF THE INVENTION

The invention provides a multifunctional electron beam irradiation experiment device, which uses the same set of electron accelerator components to irradiate the electron beams of the roll substrate and the plane substrate, and reduces the cost on the premise of ensuring the shielding effect and gas atmosphere protection.

An embodiment of the present invention provides a multifunctional electron beam irradiation experimental device, including a plate shielding assembly and a coil shielding assembly located above the plate shielding assembly, the plate shielding assembly including a plate conveying assembly and a cover disposed outside the plate conveying assembly. A plate shielding cover, the plate shielding cover is provided with a plate irradiation area, the top of the plate shielding cover is provided with a first opening, and the first opening is located above the plate irradiation area; the coil shielding assembly includes A coil material conveying assembly and a coil material shielding cover disposed on the outside of the coil material conveying assembly, the coil material shielding cover is provided with a coil material irradiation area, and the side wall of the coil material shielding cover close to the electron accelerator assembly is provided with A second opening communicated with the coil irradiation area; a moving guide rail extending along the sheet conveying direction is arranged on the outside of the sheet shielding assembly, and a base is arranged on the moving guide rail, and the base is connected with a base for driving the base to move along the moving guide rail. Mobile drive assembly; an electron accelerator assembly is rotatably connected to the base, and the electron accelerator assembly includes an electron accelerator, a nitrogen gas charging pipe, a water cooling pipe, an accelerator support structure and an outer accelerator shield, and the bottom of the accelerator shield is provided with There is a socket for the electron beam to be emitted, and the electron accelerator assembly is also connected with a rotary drive assembly for driving the electron accelerator assembly to rotate relative to the base; the multifunctional electron beam irradiation experimental device has a plate irradiation mode and a coil irradiation mode , in the sheet irradiation mode, the socket is butted with the first opening, and in the coil irradiation mode, the socket is butted with the second opening.

Preferably, both the first opening and the second opening are connected with a connecting pipe made of shielding material, the socket is connected with a sleeve made of shielding material, and an end surface of the sleeve is provided with a ring groove, The connecting pipe is configured to be detachably inserted into the annular groove; the end face of the sleeve is provided with a sealing gasket.

Preferably, the guide rails are arranged on both sides of the plate shield, the base includes two fixing plates located on both sides of the plate shield, and the electron accelerator assembly is arranged between the two fixing plates and is respectively fixed to the two plates The plate is connected in rotation.

Preferably, an arc-shaped groove is provided on the fixed plate, and the arc-shaped groove is centered on the rotation axis of the rotating connection between the electron accelerator assembly and the fixed plate. The two ends of the rod are respectively inserted into the arc-shaped grooves of the two fixed plates, and the rotating drive assembly drives the insertion rod to move along the arc-shaped grooves.

Preferably, the inner wall of the arc-shaped slot is provided with locking teeth, the two ends of the insertion rod are provided with gears meshing with the locking teeth, the insertion rod is rotatably connected with the electron accelerator assembly, and the electron accelerator A rotary driver and a power transmission mechanism connecting the rotary driver and the insertion rod are fixed on the assembly.

Preferably, one end of the board shield is a board entry and exit end, a board entrance and exit are provided at the top of the board entry and exit ends, and a movable cover that can open or close the board entry and exit is provided on the board entrance; the board conveying assembly is fixed A supporting plate is connected, and the plate conveying assembly drives the supporting plate to reciprocate between the bottom of the plate entrance and the bottom of the first opening.

Preferably, a locking piece is provided on the outer wall of the accelerator shield, the locking piece is located on the outer side of the socket, the outer side of the first opening is provided with a first fitting piece, and the outer side of the second opening is provided with a first fitting piece. There is a second matching piece; when the socket is butted with the first opening, the locking piece is locked with the first matching piece; when the socket is butted with the second opening, the locking piece is locked with the second matching piece Cooperate.

Preferably, the coil conveying assembly includes a guide roller and a water-cooled roller, the water-cooled roller is connected with a cooling water pipeline and a water-cooled roller driver for driving the water-cooled roller to rotate, and the surface of the coil shield is provided with a coil Material inlet and coil outlet.

Preferably, the outer side wall of the accelerator shield is provided with a labyrinth channel, and the nitrogen gas charging pipe, the water cooling pipe and the auxiliary cable of the accelerator are all connected to the external equipment through the labyrinth channel.

Preferably, both ends of the plate shielding cover are provided with a plate inlet and a plate outlet, the plate irradiation area is located in the middle of the plate shielding cover, and the inside of the plate shielding cover is a labyrinth shielding structure.

The beneficial effects of the present invention are: the coil shielding assembly and the plate shielding assembly of the present application are both provided with openings for docking with the electron accelerator assembly, and the orientation of the socket of the electron accelerator assembly and the electron accelerator assembly can be changed by rotating the driving assembly and moving the driving assembly. position to switch the working mode of the multifunctional electron beam irradiation experimental device. In the sheet irradiation mode, the socket is butted with the first opening, and the electron accelerator assembly irradiates the sheet in the sheet shielding assembly with electron beams. In the coil irradiation mode, the socket is butted with the second opening, and the electron accelerator assembly is coiled. The coils in the material shielding assembly are irradiated by electron beams, and the same set of electron accelerator assemblies can be used to irradiate the coiled substrates and the flat substrates respectively. On the premise of ensuring the shielding effect and gas atmosphere protection, it effectively reduces the The cost.

Description of drawings

FIG. 1 is a side view of a multifunctional electron beam irradiation experimental device in a plate irradiation mode according to an embodiment of the present invention;

FIG. 2 is a side view of a multifunctional electron beam irradiation experimental device in a coil irradiation mode according to an embodiment of the present invention;

3 is a schematic structural diagram of an electron accelerator assembly to be docked with a first opening according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of an electron accelerator assembly that has been docked with the first opening according to an embodiment of the present invention.

Detailed ways

The present invention will be further described in detail below through specific embodiments in conjunction with the accompanying drawings.

An embodiment of the present invention provides a multifunctional electron beam irradiation experimental device, as shown in FIGS. 1-4 , including a plate shield assembly 1 and a coil shield assembly 2 located above the plate shield assembly 1 . The plate shielding assembly 1 includes a plate conveying assembly and a plate shielding cover arranged on the outside of the plate conveying assembly. The plate conveying assembly can extend in a straight line and is used for conveying plate-shaped substrates. The plate shielding cover is made of lead and other shielding materials. The cover of the sheet conveying assembly is provided inside, so as to play a shielding role. The plate shield is provided with a plate irradiation area, and the top of the plate shield is provided with a first opening 201 above the plate irradiation area. The plate moves on the plate conveying assembly and will pass through the plate irradiation area. An opening 201 is injected into the plate irradiation area, and electron beam irradiation is performed on the plate in the plate irradiation area. In order to facilitate the observation of the internal structure, a partial perspective drawing method is used for the upper plate shielding assembly 1 and the coil shielding assembly 2 in FIG. 1 and FIG. 2 .

The coil shielding assembly 2 includes a coil conveying assembly and a coil shield covering the outside of the coil conveying assembly. The coil conveying assembly is used for conveying coils, and the coil shield is made of lead and other shielding materials to shield effect. A coil irradiating area is provided in the coil shield, the side wall of the coil shield close to the electron accelerator assembly 4 is provided with a second opening 202 communicating with the coil irradiating area, and the coil moves with the coil conveying assembly, After passing through the coil irradiating area, the electron beam can be injected into the coil irradiating area from the second opening 202 to irradiate the coil in the coil irradiating area.

There is also a moving guide rail extending along the sheet conveying direction outside the plate shielding assembly 1 , a base 3 is slidably arranged on the moving guide rail, and the base 3 is connected with a moving drive assembly that drives the base 3 to move laterally along the moving guide rail. An electron accelerator assembly 4 is rotatably connected to the base 3, and the electron accelerator assembly 4 can rotate relative to the base 3. The electron accelerator assembly 4 is also connected with a rotation drive assembly 41 for driving the electron accelerator assembly 4 to rotate, and the rotation drive assembly 41 can drive the electron accelerator. Assembly 4 is rotated to different positions. The electron accelerator assembly 4 includes an electron accelerator 42, a nitrogen gas filling pipe 44, a water cooling pipe, an accelerator support structure and an outer accelerator shield 46. A cavity is formed in the accelerator shield 46, and the electron accelerator 42 is arranged in the cavity. The bottom of the shielding cover 46 is provided with a socket 40 for the electron beam to be emitted, and the socket 40 can be rotated with the electron accelerator assembly 4 so that its orientation corresponds to the orientation of the first opening 201 and the second opening 202 respectively. The air outlet of the nitrogen gas filling pipe 44 can be arranged at the socket 40 to fill the cavity with nitrogen gas to maintain a low oxygen environment in the cavity, and the water cooling pipe provides cooling water to the accelerator for heat dissipation.

The multifunctional electron beam irradiation experimental device of this embodiment has two modes: plate irradiation mode and coil irradiation mode. The moving drive assembly and the rotation drive assembly 41 can be coordinated to change the position and orientation angle of the electron accelerator assembly 4 . In the sheet irradiation mode, the socket 40 is butted with the first opening 201, so that the sheet is irradiated with electron beams, and in the coil irradiation mode, the socket 40 is butted with the second opening 202, so that the coil is subjected to electron beam irradiation According to.

In order to ensure the stability of the docking, a locking piece 47 can be provided on the outer wall of the accelerator shield 46, the locking piece 47 is located outside the socket 40, the outside of the first opening 201 is provided with a first matching piece, and the second opening 202 The outer side is provided with a second fitting. When the socket 40 is docked with the first opening 201 , the locking member 47 is locked and engaged with the first matching member, so that the socket 40 is stably docked with the first opening 201 . When the socket 40 is docked with the second opening 202 , the locking member 47 is locked and engaged with the second matching member, so that the socket 40 is stably docked with the second opening 202 .

The above-mentioned mobile drive assembly and rotation drive assembly 41 can both be connected to the controller, and the controller is also connected with a switch button, the user can operate the switch button, and the controller controls the coordinated action of the mobile drive assembly and the rotation drive assembly 41 to irradiate the plate. The free switching between mode and coil irradiation mode realizes the automatic control process. When switching from the coil irradiation mode to the plate irradiation mode, the locking member 47 and the second matching member are first released to lock and fit, and the controller controls the moving drive assembly to keep the base 3 away from the coil shielding assembly 2, and the socket 40 is connected to the The second opening 202 is separated until it moves to the designated position on the side of the first opening 201 . At this time, the rotation drive assembly 41 starts to operate, and the electron accelerator assembly 4 gradually rotates to the top of the first opening 201 and gradually toward the first opening 40 After approaching, the socket 40 and the first opening 201 are finally connected, and then the locking member 47 is locked and fitted with the first matching member to ensure tight butt joint, forming the plate irradiation mode as shown in FIG. 1 . After confirming that the plate shielding assembly 1 and the electron accelerator assembly 4 are well connected, and inflating the plate shielding assembly 1 and the electron accelerator assembly 4 to the target concentration through the nitrogen gas filling pipe 44, the plate irradiation operation can be carried out.

When switching from the plate irradiation mode to the coil irradiation mode, the locking member 47 is first released from the locking fitting with the first fitting member, and the controller controls the rotation driving assembly to drive the electron accelerator assembly 4 to rotate, gradually moving away from the first opening 201, The socket 40 will be separated from the first opening 201 until the electron accelerator assembly 4 moves to the point where the orientation of the socket 40 is parallel to the orientation of the second opening 202. At this time, the moving drive assembly starts to act, and the electron accelerator assembly 4 is gradually shielded from the coil. The assembly 2 is approached, and finally the socket 40 and the second opening 202 are docked, and then the locking member 47 is locked and fitted with the second matching member to ensure tight butt joint, forming the coil irradiation mode as shown in FIG. 2 . After confirming that the coil shielding assembly 2 and the electron accelerator assembly 4 are well connected and inflating the coil shielding assembly 2 and the electron accelerator assembly 4 to the target concentration through the nitrogen gas filling pipe 44, the coil irradiation operation can be carried out.

In order to ensure the shielding effect of the connection between the two openings and the socket 40, an embodiment will be provided, and the structure of the connection will be described in detail. As shown in FIG. 3 and FIG. 4 (the first interface 201 is taken as an example in FIG. 3 and FIG. 4 ), both the first opening 201 and the second opening 202 are connected with a connecting pipe 203 , and the connecting pipe 203 protrudes from the outer wall of the shielding cover . The socket 40 is connected with a sleeve 401 extending downward, and a ring groove 402 is provided on the end face of the end of the sleeve 401 extending outward. The size of the ring groove 402 matches the size of the connecting pipe 203, and the connecting pipe 203 is configured In order to be detachably inserted into the ring groove 402, the socket 40 can be connected with the two openings. Both the connecting pipe 203 and the sleeve 401 are made of shielding material, and the cooperation between the annular groove 402 and the connecting pipe 203 forms a labyrinth structure to ensure the shielding effect.

After the connecting pipe 203 is inserted into the annular groove 402, the connecting pipe 203 is completely inserted into the annular groove 402, the top of the connecting pipe 203 can abut against the inner wall of the annular groove 402, and a sealing gasket is also fixed on the end face of the sleeve 401 403, after the connecting pipe 203 is inserted into the ring groove 402, the sealing gasket 403 seals the sleeve 401 and the outer wall of the shielding case to prevent the entry of external air and maintain the nitrogen protective atmosphere in the shielding structure.

As shown in FIG. 3 and FIG. 4 , the width of the ring groove 402 is configured to be larger than the thickness of the connecting pipe 203 by a certain value. Since the electron accelerator assembly 4 realizes the docking of the socket 40 and the first opening 201 during the rotation process, the insertion process is as follows: Rotational oblique insertion, so enough space is reserved in the ring groove 402 to facilitate the smooth insertion of the connecting pipe 203 into the ring groove 402 . The reserved space can make up for its shielding defect through the labyrinth structure formed by the cooperation of the ring groove 402 and the connecting pipe 203, so the shielding effect can be effectively guaranteed.

For the locking member 47 and the fitting member described above, a specific embodiment will be provided. As shown in FIG. 3 and FIG. 4 , the locking member 47 is a plurality of spring latches arranged on the outer side of the sleeve 401 , the spring latches penetrate through the sleeve 401 and protrude into the inner side of the sleeve 401 , and the spring latches can be arranged along the radial direction of the sleeve. move. The first fitting and the second fitting are latch holes formed on the outer sidewalls of the connecting pipes 203 of the first opening 201 and the second opening 202 respectively, and the positions and numbers of the latch holes are matched with the spring latches. The distance from the inner end of the spring plug to the shaft center of the sleeve 401 is slightly smaller than the outer diameter of the connecting pipe 203, and the inner end of the spring plug can be set in a circular arc shape. The plug is first pushed to the outside, and when the sleeve 401 and the connecting pipe 203 are docked in place, the spring plug will be inserted into the plug hole, thereby locking and fixing the sleeve 401 and the connecting pipe 203 .

In an embodiment, as shown in Fig. 1 and Fig. 2, two moving guide rails are provided, and they are respectively arranged on both sides of the sheet shielding cover along the sheet conveying direction, and the base 3 includes two pieces located on both sides of the sheet shielding cover The fixing plate 32, the two fixing plates 32 are respectively matched and connected with the guide rails. As shown in the figure, the guide rail is a guide rail groove arranged on the outer side of the plate shielding cover, and the inner side of the fixed plate 32 is provided with a roller 13. The roller 13 can rotate in the guide rail groove, so that the base 3 can move along the plate conveying direction, and the corresponding movement drives The assembly includes a motor fixed on the outer side of the fixing plate 32 , and the output shaft of the motor is connected with the roller 13 to directly move the roller 13 to rotate.

The electron accelerator assembly 4 is arranged between the two fixed plates 32 and is respectively rotatably connected with the two fixed plates 32 . The electron accelerator assembly 4 is fixed with a rotating shaft 31 , and both ends of the rotating shaft 31 rotate with the two fixed plates 32 respectively. When connected, the rotating drive assembly 41 will drive the electron accelerator assembly 4 to rotate with the rotating shaft 31 as the center of the circle.

An arc-shaped groove 30 is provided on the fixed plate 32, and the arc-shaped groove 30 takes the axis of the rotating shaft 31 as the center of the circle. The electron accelerator assembly 4 is fixed with an insertion rod, and the two ends of the insertion rod are respectively inserted into the two fixed plates 32. In the arc-shaped slot 30, the rotary drive assembly 41 drives the insertion rod to move along the arc-shaped slot 30. Since the insertion rod only moves in the arc-shaped slot 30, the rotation of the electron accelerator assembly 4 is guided by the arc-shaped slot 30 to ensure the rotation process. accuracy.

Generally speaking, for electron beam irradiation of sheet materials, the irradiation direction is vertical, and the orientation of the first opening 201 is vertical; for electron beam irradiation of coil materials, the irradiation direction is horizontal, and the second The orientation of the opening 202 is lateral. Therefore, the angle of argument of the arc-shaped slot 30 is at least 90 degrees, which ensures that the electron accelerator assembly 4 can be rotated so that the orientation of its socket 40 can be horizontal or vertical.

Further, the inner wall of the arc-shaped groove 30 is provided with a locking tooth, the two ends of the insertion rod are provided with a gear 42 meshing with the locking tooth, the insertion rod is rotatably connected with the electronic accelerator assembly 4, and the electronic accelerator assembly 4 is fixed with a rotary driver and A power transmission mechanism connecting the rotary driver and the insertion rod, the rotary driver transmits the driving force to the insertion rod through the power transmission mechanism, thereby driving the insertion rod to rotate, the gear 42 engages with the teeth, and drives the insertion rod to move along the arc groove 30 . As shown in the figure, the rotary driver may be a motor, the power transmission mechanism may be a gear set, and the output shaft and the insertion rod of the motor are respectively connected with the gear set to transmit power. As shown in the figure, the output shaft of the motor and the insertion rod are arranged in a vertical positional relationship, so the gear set can be a bevel gear.

In one embodiment, the structure of the plate shield assembly 1 will be described in detail. The plate shield can be in the form of a square cylindrical structure, one end of which can be closed, and the other end is provided with a plate inlet and outlet 5, and a beam absorption plate 12 is also provided in the plate irradiation area, and the beam absorption plate 12 is located in the plate conveying assembly. Below, the beam absorbing plate 12 is a water cooling plate, which is mainly used for heat dissipation.

The plate conveying assembly includes a track arranged on the inner wall of the plate shield, and the track extends along the conveying direction of the plate. The support plate 51 is slidably arranged on the track, and the support plate 51 is connected with a driver, and the drive can drive the support plate 51 to move along the track. There is a plate entrance and exit at the top of the plate entrance and exit 5, and the plate entrance and exit are covered with a movable cover 52 that can open or close the plate entrance and exit. When preparing for plate irradiation, open the movable cover 52, place the plate on the pallet 51, the driver drives the pallet 51 to move to the plate irradiation area, and after the plate irradiation, the driver can drive the pallet 51 to move to the plate At the position of the entrance and exit, open the movable cover 52, and then the plate that has been irradiated can be taken out.

In another embodiment, both ends of the plate shield 1 may be provided with an opening, one of which is the plate inlet, the other is the plate outlet, and the plate irradiation area is located in the middle of the plate shield 1 . Shielding measures such as a labyrinth shielding structure can be arranged in the plate shield, so that the continuous production of the plate can be realized.

In one embodiment, as shown in FIG. 3 and FIG. 4 , the top of the accelerator shield 46 is provided with a labyrinth channel 43 , and the nitrogen gas charging pipe 44 , the water cooling pipe and the auxiliary cable 45 of the accelerator all pass through the labyrinth channel 43 to communicate with external equipment. Connected, the labyrinth channel can effectively reduce radiation leakage and nitrogen leakage.

In one embodiment, the structure of the coil shielding assembly 2 will be described in detail. As shown in FIG. 1 , the coil conveying assembly includes a guide roller 22 and a water cooling roller 23. The surface of the coil shield is provided with a coil inlet 25 and a coil outlet 26. The guide roller 22 is provided with two, which are respectively close to the coil inlet. 25 and the coil outlet 26, the water-cooled roller 23 is connected with a water-cooled roller driver 24 for driving the water-cooled roller 23 to rotate, the coil 100 enters from the coil inlet 25, passes through a guide roller 22, and is sleeved on the water-cooled roller 23, and then After passing through another guide roller 22 and finally outputting from the coil outlet 26 , the electron beam irradiates the coil 100 on the water-cooled roller 23 after passing through the second opening 202 .

The above-mentioned coil shielding cover is a box structure composed of multiple shielding plates, which may include a top plate, a bottom plate and four side plates made of shielding materials. That is, the front shielding plate 27 can be separated from the box structure, and the coil inlet 25 and the coil outlet 26 are arranged on the front shielding plate 27. Since the front shielding plate 27 can be separated, it is convenient to pass the coil 100 through the guide roller 22 and water cooling. The roller 23 is used for feeding and assembling. After switching to the coil irradiation mode, the coil 100 needs to be assembled in place before the coil irradiation operation can be started.

The above content is a further detailed description of the present invention in conjunction with specific embodiments, and it cannot be considered that the specific implementation of the present invention is limited to these descriptions. For those skilled in the art to which the present invention pertains, some simple deductions or substitutions can be made without departing from the concept of the present invention.

Claims (10)

1. A multifunctional electron beam irradiation experimental device is characterized in that:

the plate shielding assembly comprises a plate conveying assembly and a plate shielding cover covering the outer side of the plate conveying assembly, a plate irradiation area is arranged in the plate shielding cover, a first opening is formed in the top of the plate shielding cover, and the first opening is located above the plate irradiation area; the coiled material shielding assembly comprises a coiled material conveying assembly and a coiled material shielding cover covered on the outer side of the coiled material conveying assembly, a coiled material irradiation area is arranged in the coiled material shielding cover, and a second opening communicated with the coiled material irradiation area is formed in the side wall, close to the electron accelerator assembly, of the coiled material shielding cover; a movable guide rail extending along the plate conveying direction is arranged on the outer side of the plate shielding assembly, a base is arranged on the movable guide rail, and the base is connected with a movable driving assembly used for driving the base to move along the movable guide rail; the electron accelerator assembly is rotatably connected to the base and comprises an electron accelerator, a nitrogen gas charging pipe, a water cooling pipe, an accelerator supporting structure and an accelerator shielding cover on the outer side, a socket for emitting an electron beam is formed in the bottom of the accelerator shielding cover, and the electron accelerator assembly is further connected with a rotation driving assembly for driving the electron accelerator assembly to rotate relative to the base; the multifunctional electron beam irradiation experimental device is provided with a plate irradiation mode and a coiled material irradiation mode, wherein in the plate irradiation mode, the socket is in butt joint with the first opening, and in the coiled material irradiation mode, the socket is in butt joint with the second opening.

2. The multifunctional electron beam irradiation experimental device according to claim 1, characterized in that:

the first opening and the second opening are both connected with connecting pipes made of shielding materials, the socket is connected with a sleeve made of shielding materials, an annular groove is formed in the end face of the sleeve, and the connecting pipes are detachably inserted into the annular groove; and the end surface of the sleeve is provided with a sealing gasket.

3. The multifunctional electron beam irradiation experimental device according to claim 1, characterized in that:

the guide rail sets up the both sides at panel shield cover, the base is including two fixed plates that are located panel shield cover both sides, electron accelerator subassembly sets up between two fixed plates and rotates with two fixed plates respectively and be connected.

4. The multifunctional electron beam irradiation experimental device according to claim 3, characterized in that:

the electronic accelerator is characterized in that the fixed plates are provided with arc-shaped grooves, the arc-shaped grooves use rotating axes in rotating connection with the electronic accelerator assembly and the fixed plates as circle centers, the electronic accelerator assembly is provided with inserting rods, two ends of each inserting rod are respectively inserted into the arc-shaped grooves of the two fixed plates, and the rotating driving assembly drives the inserting rods to move along the arc-shaped grooves.

5. The multifunctional electron beam irradiation experimental device according to claim 4, characterized in that:

the inner wall of arc wall is equipped with the latch, the both ends of inserted bar be equipped with latch meshing's gear, the inserted bar with electron accelerator subassembly rotates to be connected, be fixed with the power transmission mechanism who rotates the driver and connect rotation driver and inserted bar on the electron accelerator subassembly.

6. The multifunctional electron beam irradiation experimental device according to claim 1, characterized in that:

one end of the plate shielding cover is a plate inlet and outlet end, the top of the plate inlet and outlet end is provided with a plate inlet and outlet, and the plate inlet and outlet is provided with a movable cover capable of opening or closing the plate inlet and outlet; the plate conveying assembly is fixedly connected with a supporting plate and drives the supporting plate to reciprocate between the lower part of the plate inlet and the lower part of the first opening.

7. The multifunctional electron beam irradiation experimental device according to claim 1, characterized in that:

a locking part is arranged on the outer wall of the accelerator shielding cover, the locking part is positioned on the outer side of the socket, a first fitting part is arranged on the outer side of the first opening, and a second fitting part is arranged on the outer side of the second opening; when the socket is butted with the first opening, the locking piece is in locking fit with the first matching piece; when the socket is butted with the second opening, the locking piece is in locking fit with the second matching piece.

8. The multifunctional electron beam irradiation experimental device according to claim 1, characterized in that:

the coiled material conveying assembly comprises a guide roller and a water-cooling roller, the water-cooling roller is connected with a cooling water pipeline and is used for driving a water-cooling roller driver, and a coiled material inlet and a coiled material outlet are formed in the surface of the coiled material shielding cover.

9. The multifunctional electron beam irradiation experimental device according to claim 1, characterized in that:

the outer side wall of the accelerator shield is provided with a labyrinth passage, and the nitrogen gas inflation tube, the water cooling tube and the auxiliary cable of the accelerator are connected with external equipment through the labyrinth passage.

10. The multifunctional electron beam irradiation experimental device according to claim 1, characterized in that:

the two ends of the plate shielding cover are provided with a plate inlet and a plate outlet, the plate irradiation area is positioned in the middle of the plate shielding cover, and a labyrinth shielding structure is arranged in the plate shielding cover.

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