Multi-beam passing deflection analysis type electromagnet with water-cooling vacuum box

Abstract

The utility model discloses a multi-beam passing deflection analysis type electromagnet with a water-cooling vacuum box, which relates to the technical field of electromagnets, and comprises an iron core module, vacuum sealing modules, magnetic field generation modules and a water-cooling heat dissipation module, the magnetic field generation modules are arranged in the iron core module, the vacuum sealing modules are arranged between the magnetic field generation modules, and the water-cooling heat dissipation module is arranged between the vacuum sealing modules. A water-cooling heat dissipation module is arranged on the outer side of the iron core module and connected with the vacuum sealing module and the magnetic field generation module. Through close cooperation of the water-cooling heat dissipation module, the magnetic field generation module and the vacuum sealing module, efficient heat dissipation is achieved, and first water-cooling through holes in a first copper wire and a second copper wire and second water-cooling through holes in a side supporting plate cool a coil winding and the vacuum sealing module correspondingly, so that the service life of the coil winding and the vacuum sealing module is prolonged. And the working temperature of each part of the electromagnet can be effectively reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of electromagnet, especially to a kind of multi-beam through deflection analysis class water-cooled vacuum box electromagnet. BACKGROUND

[0002] Multi-beam water-cooled vacuum box deflection electromagnet is the core equipment in today's large scientific device, and its unique design meets the balance of high-vacuum environment, strong magnetic field requirement and high-efficiency heat dissipation requirement. The device plays an irreplaceable role in the field of basic physics research and industrial application.

[0003] However, the existing electromagnet has the following technical defects when applied to multi-beam deflection analysis, for example, during operation, the coil of the electromagnet will generate a large amount of heat due to current passing through, and if it cannot be effectively cooled in time, it will not only cause the temperature of the electromagnet to rise sharply, thereby causing the performance of the magnetic material to change, affecting the stability and uniformity of the magnetic field, and ultimately reducing the accuracy of the beam deflection analysis. Moreover, the maintenance of vacuum environment is very important for the stable transmission and accurate analysis of multi-beam, and the existing electromagnet has deficiencies in realizing vacuum sealing, which makes it difficult to ensure good vacuum degree. UTILITY MODEL CONTENTS

[0004] The utility model aims to provide a kind of multi-beam through deflection analysis class water-cooled vacuum box electromagnet, to solve the above technical problems.

[0005] The technical scheme adopted by the utility model is as follows: a kind of multi-beam through deflection analysis class water-cooled vacuum box electromagnet, including iron core module, vacuum sealing module, magnetic field generation module and water-cooled heat dissipation module, the inside of the iron core module is provided with the magnetic field generation module, the vacuum sealing module is arranged between the magnetic field generation module, the outer side of the iron core module is provided with the water-cooled heat dissipation module, the water-cooled heat dissipation module is connected the vacuum sealing module and the magnetic field generation module.

[0006] As a preferred, the iron core module includes a first iron core and a second iron core, the first iron core and the second iron core are respectively provided with a coil slot on the side close to each other, the coil slot penetrates the corresponding first iron core and second iron core, and the first iron core and the second iron core are respectively provided with an avoiding port on the two sides.

[0007] As a further preferred, the magnetic field generating module comprises water-cooled coil winding, first copper wire, second copper wire, series copper bar and outgoing line fixing clamp, two water-cooled coil windings are installed in two coil grooves, two ends of the water-cooled coil winding pass through the avoidance opening, two ends of a plurality of first copper wires and a plurality of second copper wires are connected with the outer wall of the iron core module through the outgoing line fixing clamp, one end of a plurality of first copper wires is connected with one water-cooled coil winding, one end of a plurality of second copper wires is connected with another water-cooled coil winding, the first copper wire and the second copper wire are connected through the series copper bar.

[0008] As a further preferred, the first water-cooled through hole is arranged inside each first copper wire and each second copper wire.

[0009] As a further preferred, the vacuum sealing module comprises panel, frame, side edge support plate and water pipe joint, two ends of two panels are provided with two frames and are connected through the two frames, two sides of the two panels are provided with two side edge support plates, the two panels, the two frames and the two side edge support plates are sealingly connected to form a sealed chamber, a second water-cooled through hole is arranged inside each side edge support plate, and two water pipe joints are arranged at one end of each side edge support plate.

[0010] As a further preferred, a plurality of intermediate support plates are arranged between the two panels.

[0011] As a further preferred, one of the frames is provided with an inlet beam pipe and a plurality of inlet centering pipes, one end of the inlet beam pipe is provided with a first flange, and one end of each inlet centering pipe is provided with a first interface flange.

[0012] As a further preferred, the other frame is provided with a plurality of outlet beam pipes, one end of each outlet beam pipe is provided with a second interface flange, and the inlet beam pipe, the inlet centering pipe and the outlet beam pipe are in communication with the sealed chamber.

[0013] As a further preferred, the water-cooled heat dissipation module comprises a water distributor, a water inlet pipe, a water outlet pipe and a connecting pipe, one side of the water distributor is provided with a plurality of water inlet pipes and water outlet pipes, the first copper wire and the second copper wire are connected with corresponding water inlet pipes and water outlet pipes respectively, the other side of the water distributor is provided with a plurality of connecting pipes, and the connecting pipes are connected with corresponding water pipe joints.

[0014] As a further preferred, a pressure sensor and a thermometer are further included, and the pressure sensor and the thermometer are arranged at the lower end of the water distributor.

[0015] The utility model discloses a water-cooling vacuum box electromagnet, which comprises a vacuum box, a plurality of electromagnets arranged in the vacuum box, a plurality of water-cooling pipes arranged in the vacuum box, a plurality of water-cooling pipes are arranged in the vacuum box, and a plurality of water-cooling pipes are arranged in the vacuum box.

[0016] In the utility model, the vacuum sealing module adopts the sealing connection of the panel, the frame and the side support plate to form a sealed chamber, and through the setting of the inlet beam pipeline, the inlet centering pipeline and the outlet beam pipeline, the internal vacuum environment is effectively maintained, and the quality of the beam is improved.

[0017] In the utility model, through the integrated design of the iron core module, the magnetic field generating module and the vacuum sealing module, the compatibility of the multiple beams is embodied, and the deflection demand of different beams can be flexibly adapted by adjusting the current parameter of the magnetic field generating module. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is the structure diagram of the water-cooling vacuum box electromagnet of the utility model Figure 1 ;

[0019] Figure 2 It is the structure diagram of the water-cooling vacuum box electromagnet of the utility model Figure 2 ;

[0020] Figure 3 It is the structure diagram of the iron core module of the utility model;

[0021] Figure 4 It is the structure diagram of the water-cooling vacuum box electromagnet of the utility model

[0022] Figure 5 It is the structure diagram of the water-cooling vacuum box electromagnet of the utility model Figure 1 ;

[0023] Figure 6 It is the structure diagram of the water-cooling vacuum box electromagnet of the utility model Figure 2 ;

[0024] Figure 7 It is the structure diagram of the water-cooling vacuum box electromagnet of the utility model

[0025] Figure 8 It is the structure diagram of the water-cooling vacuum box electromagnet of the utility model

[0026] In the figure: 1, iron core module; 101, first iron core; 102, second iron core; 103, coil slot; 104, escape port; 105, screw rod; 106, long bolt; 107, lifting ring; 108, cushion block; 2, vacuum sealing module; 201, panel; 202, frame; 203, side support plate; 204, water pipe joint; 205, inlet beam pipeline; 206, inlet centering pipeline; 207, first flange; 208, first interface flange; 209, outlet beam pipeline; 210, second interface flange; 211, intermediate support plate; 3, magnetic field generation module; 301, water-cooled coil winding; 302, first copper wire; 303, second copper wire; 304, series copper bar; 305, coil fixing seat; 306, hose clamp; 307, outgoing line fixing clamp; 4, water-cooled heat dissipation module; 401, water distributor; 402, water inlet pipe; 403, water outlet pipe; 404, connecting pipe; 405, water distribution pipe; 406, joint; 407, pressure sensor; 408, thermometer; 409, connecting plate. DETAILED DESCRIPTION

[0027] The technical solutions of the present application will be described clearly and completely below in conjunction with the drawings. Obviously, the described embodiments are only some of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0028] In the description of the present application, it should be noted that if terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like appear, the indicated orientation or position relationship is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as limiting the indicated device or element to have a specific orientation, to be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present application. In addition, if the terms "first", "second", "third" appear, they are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0029] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, if the terms "mounting", "connecting", "connection" appear, they should be understood in a broad sense, for example, they can be fixedly connected, or can be detachably connected, or integrally connected; can be mechanically connected, or can be electrically connected; can be directly connected, or indirectly connected through an intermediate medium; can be connected inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0030] Please refer to Figures 1 to 8As shown, a preferred embodiment is shown, a multi-beam through deflection analysis band water-cooled vacuum box electromagnet, including core module 1, vacuum sealing module 2, magnetic field generating module 3 and water-cooled heat dissipation module 4, the inside of the core module 1 is provided with the magnetic field generating module 3, the vacuum sealing module 2 is arranged between the magnetic field generating module 3, the outer side of the core module 1 is provided with the water-cooled heat dissipation module 4, the water-cooled heat dissipation module 4 connects the vacuum sealing module 2 and the magnetic field generating module 3. In this embodiment, the water-cooled vacuum box electromagnet mainly includes vacuum sealing module 2, magnetic field generating module 3 and water-cooled heat dissipation module 4 three modules, the vacuum sealing module 2 adopts ultra-high vacuum chamber design (10 -7 ~10 -10 Pa), inside the deflection channel is configured for multi-beam transmission optimization; the magnetic field generating module 3 is based on multi-stage coil winding technology, and the adjustable magnetic field strength (0.1-1.5T) is realized through accurate current control; the water-cooled heat dissipation module 4 integrates a closed circulation cooling system, and realizes efficient heat management through a preset water circuit.

[0031] In this embodiment, the vacuum sealing module 2, the magnetic field generating module 3 and the water-cooled heat dissipation module 4 are integrated and installed in the inside of the core module 1, which solves the problems of poor heat dissipation, poor vacuum sealing and poor multi-beam compatibility of the existing electromagnet, and improves the overall performance of the electromagnet. Especially in terms of heat dissipation, through the arrangement of the water-cooled heat dissipation module 4, effective cooling can be realized, and the stability and uniformity of the magnetic field can be effectively guaranteed.

[0032] Further, as a preferred embodiment, the core module 1 includes a first core 101 and a second core 102, and the first core 101 and the second core 102 are respectively provided with a coil groove 103 on the side close to each other, the coil groove 103 penetrates the corresponding first core 101 and the second core 102, and the two sides of the first core 101 and the second core 102 are respectively provided with an avoiding port 104. Figure 1 As shown, the first core 101 is arranged at the upper end of the second core 102, and the first core 101 and the second core 102 are connected by a screw rod 105 and a long bolt 106, the upper end of the screw rod 105 is provided with a lifting ring 107, which is convenient for carrying the core module 1, and the lower end of the second core 102 is provided with a pad 108, which is used to support the core module 1. The avoiding port 104 is arranged for the vacuum sealing module 2 and the magnetic field generating module 3 to extend out of the core module 1, and the coil groove 103 on the first core 101 and the second core 102 is arranged opposite. Figure 3

[0033] ​Further, as a preferred embodiment, the magnetic field generating module 3 comprises water-cooled coil windings 301, first copper wires 302, second copper wires 303, series copper bars 304, and outgoing wire fixing clamps 307. The two water-cooled coil windings 301 are installed in the two coil grooves 103, the two ends of the water-cooled coil windings 301 pass through the avoidance openings 104, the two ends of the first copper wires 302 and the second copper wires 303 are connected with the outer wall of the iron core module 1 through the outgoing wire fixing clamps 307, one end of the first copper wires 302 is connected with one water-cooled coil winding 301, one end of the second copper wires 303 is connected with the other water-cooled coil winding 301, and the first copper wires 302 and the second copper wires 303 are connected through the series copper bars 304. The water-cooled coil windings 301 in the embodiment are hollow water-cooled copper wires with specifications of 7*7mm, 4mm, r is 1mm, and are wound. Each pole coil has 96 turns (12*8), and is divided into 4 cakes, each cake has 12*2=24 turns. After each cake is wound, 1 / 2 overlapping glass tape is wrapped outside, and when the 4 cakes are stacked together, another 1 / 2 overlapping glass tape is wrapped outside as ground insulation. Finally, the two water-cooled coil windings 301 are placed in the coil grooves 103 of the first iron core 101 and the second iron core 102 respectively, fixed, so that the two water-cooled coil windings 301 form a magnetic air gap therebetween, and the vacuum sealing module 2 is located in the magnetic air gap. Then, the first copper wires 302 and the second copper wires 303 are connected, and the first copper wires 302 and the second copper wires 303 are fixed through the series copper bars 304 and screws. When in use, after being powered on, the two water-cooled coil windings 301 respectively form symmetrical N and S poles, and the magnetic field flows from one pole to the other pole through the magnetic air gap, forming a closed magnetic circuit. By changing the current direction (DC power supply) or the current size, the N / S pole position can be switched or the magnetic field size can be changed, so as to realize dynamic regulation of the magnetic field size and polarity. At the same time, in order to ensure the uniformity of the magnetic field generated in the magnetic air gap after being powered on, the parallelism between the two magnetic poles should be particularly noted, the pole spacing is 340.2mm, and the magnetic pole spacing change should be less than 0.02mm.

[0034] In the embodiment, Figure 1 and Figure 2 As shown in the drawings, the coil fixing seat 305 is connected between the first iron core 101 or the second iron core 102 through a bolt, and the coil fixing seat 305 is connected with the water-cooled coil winding 301 through the hose clamp 306, so as to realize the installation of the water-cooled coil winding 301.

[0035] Further, as a preferred implementation, a first water cooling through hole is arranged inside each first copper wire 302 and each second copper wire 303, which is matched with the water distributor 401 in the water cooling heat dissipation module 4, so that the deionized cold water is introduced to realize the heat dissipation function, and the first copper wire 302 and the second copper wire 303 are communicated with the hollow water cooling copper wire in the water cooling coil winding 301.

[0036] Further, as a preferred implementation, the vacuum sealing module 2 includes a panel 201, a frame 202, a side support plate 203 and a water pipe joint 204, two ends of the two panels 201 are provided with two frames 202 and are connected through the two frames 202, two sides of the two panels 201 are provided with two side support plates 203, the two panels 201, the two frames 202 and the two side support plates 203 are sealingly connected to form a sealed chamber, a second water cooling through hole is arranged inside each side support plate 203, and one end of each side support plate 203 is respectively provided with two water pipe joints 204. The panel 201, the frame 202 and the side support plate 203 form a sealed chamber to provide a vacuum environment for the beam. The second water cooling through hole in the side support plate 203 and the water pipe joint 204 are arranged to facilitate the deionized cold water to enter to cool the vacuum sealing module 2, so as to prevent the temperature change from affecting the vacuum sealing performance. Moreover, a plurality of intermediate support plates 211 are arranged between the two panels 201 to enhance the structural strength of the sealed chamber, and to ensure the size of the vacuum gap between the upper and lower panels 201 during vacuumizing to prevent the beam from hitting the upper and lower panels 201. In this embodiment, the panel 201, the frame 202, the side support plate 203 and the intermediate support plate 211 are all welded to ensure the stability and air tightness after connection.

[0037] Further, as a preferred embodiment, the frame 202 is provided with an inlet beam pipe 205 and a plurality of inlet centering pipes 206, one end of the inlet beam pipe 205 is provided with a first flange 207, and one end of each of the inlet centering pipes 206 is provided with a first interface flange 208. The inlet beam pipe 205 is provided with one, and the inlet centering pipes 206 are provided with six, which are symmetrically distributed on both sides of the inlet beam pipe 205. On the other frame 202, a plurality of outlet beam pipes 209 are provided, one end of each of the outlet beam pipes 209 is provided with a second interface flange 210, and the inlet beam pipe 205, the inlet centering pipes 206 and the outlet beam pipes 209 are respectively connected with the sealed chamber. Among them, the outlet beam pipes 209 are provided with seven. Through the arrangement of the inlet beam pipe 205, the inlet centering pipes 206 and the outlet beam pipes 209, the input, centering and output of multiple beams are realized. In use, the inlet centering pipes 206 or the outlet beam pipes 209 can be used to pump vacuum during vacuum pumping, and then the input, centering and output of multiple beams are carried out after vacuum pumping. Or a one-way valve joint for vacuum pumping is arranged on one of the frames 202. The arrangement of the first flange 207, the first interface flange 208 and the second interface flange 210 facilitates the connection with external equipment.

[0038] Further, as a preferred embodiment, the water-cooled heat dissipation module 4 includes a water distributor 401, an inlet pipe 402, an outlet pipe 403 and a connecting pipe 404, one side of the water distributor 401 is provided with a plurality of inlet pipes 402 and outlet pipes 403, the first copper wire 302 and the second copper wire 303 are respectively connected with the corresponding inlet pipes 402 and outlet pipes 403, the other side of the water distributor 401 is provided with a plurality of connecting pipes 404, and the connecting pipes 404 are connected with the corresponding water pipe joints 204. Referring to Figure 5 and Figure 6As shown, the water distributor 401 includes two water distribution pipes 405 in communication with each other, the two water distribution pipes 405 are connected with the first core 101 and the second core 102 through two connecting plates 409 and bolts, the upper end of the water distribution pipe 405 is provided with a joint 406 for connecting with an external water cooling device, one side of one of the water distribution pipes 405 is provided with a plurality of water inlet pipes 402, and one side of the other water distribution pipe 405 is provided with a plurality of water outlet pipes 403, part of the first copper wire 302 and part of the second copper wire 303 are connected with the water inlet pipe 402, and the other part of the first copper wire 302 and the other part of the second copper wire 303 are connected with the water outlet pipe 403, and the water inlet pipe 402 and the water outlet pipe 403 are respectively in communication with the inside of the corresponding water distribution pipe 405. The connecting pipe 404 is in communication with the inside of the water distribution pipe 405, in use, when the water cooling device inputs deionized cold water into the inside of one of the water distribution pipes 405, the deionized cold water can enter the first copper wire 302 and the second copper wire 303 through the water outlet pipe 403, finally enters the water cooling coil winding 301, after heat exchange, enters the other water distribution pipe 405 through the water outlet pipe 403, and then enters the water cooling device for cooling, and the deionized cold water in one of the water distribution pipes 405 can also enter the water pipe joint 204 through the corresponding connecting pipe 404, and enter the side support plate 203, after heat exchange, enter the other water distribution pipe 405, and then enter the external water cooling device. And the lower end of the water distribution pipe 405 of the water inlet pipe 402 is provided with a pressure sensor 407 for detecting the water pressure in the water distribution pipe 405. The pressure sensing element in the pressure sensor 407 extends into the water distribution pipe 405. The lower end of the other water distribution pipe 405 is provided with a thermometer 408, the probe of the thermometer 408 extends into the water distribution pipe 405 to detect the water temperature in the water distribution pipe 405. Through the arrangement of the water cooling heat dissipation module 4, the problem that the traditional electromagnetic iron heat dissipation system lacks real-time monitoring and control is solved. The water flow distribution of different modules is realized through the water distributor 401, the pressure sensor 407 and the thermometer 408 monitor the water cooling system in real time to ensure the stable operation of the water cooling system. The effective heat dissipation design reduces the temperature of each part of the electromagnetic iron, improves the stability and reliability of the equipment, and prolongs the service life of the equipment.

[0039] In this embodiment, the pressure sensor 407 and the thermometer 408 can be connected with an external controller.

[0040] The above merely describes the preferred embodiments of the present application, and is not intended to limit the implementation and protection scope of the present application. It should be understood by those skilled in the art that any equivalent replacement and obvious changes made according to the content of the present application should be included in the protection scope of the present application.

Claims

1. A multi-beamlet through-deflecting analyzing bandlet water-cooled vacuum box electromagnet, characterized in that, The utility model provides a kind of vacuum magnetic field generator, including iron core module, vacuum sealing module, magnetic field generation module and water cooling heat dissipation module, the inside of the iron core module is provided with the magnetic field generation module, the vacuum sealing module is arranged between the magnetic field generation module, the water cooling heat dissipation module is connected the vacuum sealing module and the magnetic field generation module in the outside of the iron core module;The iron core module includes first iron core and second iron core, and the side of the first iron core and the second iron core mutually close is respectively provided with coil slot;The magnetic field generation module includes water cooling coil winding, and two water cooling coil windings are installed in two coil slots;The water cooling heat dissipation module includes water distributor, and the water distributor is connected with the vacuum sealing module and the magnetic field generation module.

2. The multi-beamlet through deflection analysis ribbon water-cooled vacuum box electromagnet of claim 1, wherein, The coil slot penetrates the corresponding first iron core and second iron core, and the two sides of the first iron core and the second iron core are provided with escape ports.

3. The multi-beamlet through deflection analysis ribbon water-cooled vacuum box electromagnet of claim 2, wherein, The magnetic field generation module further includes first copper wire, second copper wire, series copper bar and outgoing line fixing clamp, the two ends of the water cooling coil winding pass through the escape port, the two ends of a plurality of first copper wires and a plurality of second copper wires are connected with the outer wall of the iron core module through the outgoing line fixing clamp, one end of a plurality of first copper wires is connected with one water cooling coil winding, one end of a plurality of second copper wires is connected with another water cooling coil winding, and the first copper wire and the second copper wire are connected through the series copper bar.

4. The multi-beamlet through deflection analysis ribbon water-cooled vacuum box electromagnet of claim 3, wherein, Each first copper wire and each second copper wire are provided with first water cooling through holes inside.

5. The multi-beamlet through deflection analysis ribbon water-cooled vacuum box electromagnet of claim 3, wherein, The vacuum sealing module includes panels, frames, side support plates and water pipe joints, two ends of two panels are provided with two frames and are connected through the two frames, two sides of the two panels are provided with two side support plates, the two panels, the two frames and the two side support plates are sealingly connected to form a sealed chamber, each side support plate is provided with a second water cooling through hole inside, and each side support plate is provided with two water pipe joints at one end.

6. The multi-beamlet through deflection analysis ribbon water-cooled vacuum box electromagnet of claim 5, wherein, Further comprising intermediate support plates, a plurality of intermediate support plates are arranged between the two panels.

7. The multi-beamlet through deflection analysis ribbon water-cooled vacuum box electromagnet of claim 5, wherein, One of the frames is provided with an inlet beam pipe and a plurality of inlet centering pipes, one end of the inlet beam pipe is provided with a first flange, and one end of each inlet centering pipe is provided with a first interface flange.

8. The multi-beamlet through deflection analysis ribbon water-cooled vacuum box electromagnet of claim 7, wherein, The other frame is provided with a plurality of outlet beam pipes, one end of each outlet beam pipe is provided with a second interface flange, and the inlet beam pipe, the inlet centering pipe and the outlet beam pipe are respectively communicated with the sealed chamber.

9. The multi-beamlet through deflection analysis ribbon water-cooled vacuum box electromagnet of claim 5, wherein, The water cooling heat dissipation module further includes water inlet pipes, water outlet pipes and connecting pipes, one side of the water distributor is provided with a plurality of water inlet pipes and water outlet pipes, the first copper wire and the second copper wire are respectively connected with the corresponding water inlet pipe and water outlet pipe, the other side of the water distributor is provided with a plurality of connecting pipes, and the connecting pipes are connected with the corresponding water pipe joints.

10. The multi-beamlet through deflection analysis ribbon water-cooled vacuum box electromagnet of claim 9, wherein, Further comprising a pressure sensor and a thermometer, the lower end of the water distributor is provided with the pressure sensor and the thermometer.

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