Fusion sealing structure for glass tube bank of X-ray tube core
By adopting an automatic sealing structure of the electric heating wire on the glass discharge pipe of the X-ray tube, the problems of high cost, safety risks and high skill requirements of manual heating sealing in the prior art are solved, and a more efficient and safe sealing process is achieved.
Patent Information
- Application Number
- CN202421699647.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-18
- Publication Date
- 2025-05-16
- Estimated Expiration
- 2034-07-18
AI Technical Summary
The sealing of glass discharge pipes of existing X-ray tubes requires manual heating of gas fire heads, which is costly, safety risks and high skill requirements.
The melt sealing structure including a controller, an electric heating wire, a support frame, a support plate, a vertical plate, a horizontal plate, a first conductive rod and a second conductive rod are adopted, and the electric heating wire spirally surrounding the outer outer part of the glass discharge pipe to achieve automatic sealing.
No manual operation is required, which improves the pass rate of glass drain pipe melt sealing, reduces air leakage and rework caused by sealing, and improves safety.
Smart Images
Figure CN222883479U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of X-rays, in particular to a melting and sealing structure for a glass row tube of an X-ray tube core. Background Art
[0002] The X-ray tube core is the main core component of the CT machine. The X-ray tube core is a vacuum diode working under high voltage. Generally, the X-ray tube core needs to undergo a series of performance aging tests to ensure the performance stability of the product. The usual tests include exhaust and aging of the tube core. In the exhaust test, the X-ray tube core is vacuumed, and the entire X-ray tube core needs to be sealed later. At present, the X-ray tube core includes a glass tube. However, the sealing of the glass tube of the X-ray tube core on the market requires the use of a flame to heat the local position of the glass tube and then seal it. However, most of this operation method requires manual use of a gas flame to heat the local position of the glass tube, which has high labor costs and certain safety risks. At the same time, the skill requirements are also relatively high. Utility Model Content
[0003] In view of the deficiencies in the prior art, the utility model provides a melting and sealing structure for a glass tube arrangement of an X-ray tube core, which can solve the above-mentioned technical problems.
[0004] In order to solve the above technical problems, the utility model provides the following technical solutions: a melting and sealing structure for a glass row tube of an X-ray tube core, comprising a controller and an electric heating wire, characterized in that it also comprises: a support frame, comprising a support top plate and a plurality of support legs arranged at intervals on the bottom surface of the support top plate, wherein the controller is arranged below the support top plate or outside the plurality of support legs; a support plate, arranged below the support top plate through a plurality of connecting rods, for mounting the X-ray tube core; a vertical plate, arranged on the support plate in a vertical direction; a horizontal plate, arranged on the top of the vertical plate in a horizontal direction; a first conductive rod, arranged along the vertical A second conductive rod is arranged on the horizontal plate in a vertical direction; a second conductive rod is arranged on the horizontal plate in a vertical direction; wherein, one end of the electric heating wire is arranged on the top of the first conductive rod, and the other end of the electric heating wire is arranged on the top of the second conductive rod, the controller is electrically connected to the top of the first conductive rod through a first wire, and the controller is electrically connected to the top of the second conductive rod through a second wire, the electric heating wire is spirally arranged outside the glass tube of the X-ray tube core, and the first conductive rod and the second conductive rod are made of conductive material, and the vertical plate and the horizontal plate are made of insulating material.
[0005] Furthermore, a first through hole is provided at the top end of the first conductive rod in a horizontal direction, and one end of the electric heating wire is inserted into the first through hole. A second through hole is provided at the top end of the second conductive rod in a horizontal direction, and the other end of the electric heating wire is inserted into the second through hole, wherein the horizontal planes where the first through hole and the second through hole are located are different.
[0006] Furthermore, it includes a first sleeve and a second sleeve, wherein the first sleeve is inserted into the first through hole, one end of the electric heating wire is inserted into the first sleeve, the second sleeve is inserted into the second through hole, and the other end of the electric heating wire is inserted into the second sleeve.
[0007] Furthermore, the first sleeve and the second sleeve are both made of electrically conductive and thermally conductive materials.
[0008] Furthermore, the first through hole and the second through hole are circular in shape, and the outer walls of the first sleeve and the second sleeve are circular in shape, wherein the outer diameter of the first sleeve is equal to or greater than the aperture of the first through hole, and the outer diameter of the second sleeve is equal to or greater than the aperture of the second through hole.
[0009] Furthermore, the side wall of the top end of the first conductive rod is provided with a first slit connected to the first through hole in the horizontal direction, and the side wall of the top end of the second conductive rod is provided with a second slit connected to the second through hole in the horizontal direction, wherein the top end of the first conductive rod is provided with a first threaded hole passing through the first slit in the vertical direction, and the top end of the second conductive rod is provided with a second threaded hole passing through the second slit in the vertical direction, and a first bolt is threadedly connected in the first threaded hole, and a second bolt is threadedly connected in the second threaded hole.
[0010] Furthermore, one end of the first wire is provided with a first connector, the first connector is provided with a third through hole, one end of the second wire is provided with a second connector, the second connector is provided with a fourth through hole, wherein the first bolt is passed through the third through hole, and the second bolt is passed through the fourth through hole.
[0011] Furthermore, the first conductive rod is arranged on the end of the horizontal plate away from the vertical plate by a threaded connection, and the second conductive rod is arranged on the end of the horizontal plate away from the vertical plate by a threaded connection, wherein the horizontal plane where the top end of the first conductive rod is located is different from the horizontal plane where the top end of the second conductive rod is located.
[0012] Compared with the prior art, the utility model provides a melting and sealing structure for a glass tube arrangement of an X-ray tube core, which has the following beneficial effects: the melting and sealing structure for a glass tube arrangement of an X-ray tube core disclosed in the utility model includes: a controller; an electric heating wire; a support frame; a support plate, which is arranged below the support top plate and is used to install the X-ray tube core; a vertical plate, which is arranged on the support plate; a horizontal plate, which is arranged on the top of the vertical plate; a first conductive rod, which is arranged on the horizontal plate; a second conductive rod, which is arranged on the horizontal plate; wherein one end of the electric heating wire is arranged on the top of the first conductive rod, and the other end of the electric heating wire is arranged on the top of the second conductive rod, the controller is electrically connected to the top of the first conductive rod and the top of the second conductive rod, and the electric heating wire is spirally arranged around the outside of the glass tube arrangement of the X-ray tube core. In the above manner, the utility model heats and seals the glass tube arrangement of the X-ray tube core by the electric heating wire, without manual operation, and can improve the qualified rate of the glass tube arrangement during melting and sealing, reduce the leakage of the tube core and the rework caused by sealing, and has high safety. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] Figure 1 It is a structural schematic diagram of the melt-sealed structure for the glass tube arrangement of the X-ray tube core of the utility model;
[0014] Figure 2 for Figure 1 A schematic diagram of the first partial structure of the middle melt seal structure;
[0015] Figure 3 for Figure 1 A schematic diagram of the second partial structure of the middle melting seal structure;
[0016] Figure 4 for Figure 1 A schematic diagram of the third partial structure of the middle melting seal structure;
[0017] Figure 5 for Figure 1 A schematic diagram of the fourth partial structure of the middle melting seal structure;
[0018] Figure 6 for Figure 1 Schematic diagram of the structure of the electric heating wire in the mid-melt seal structure. DETAILED DESCRIPTION
[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0020] like Figure 1-6The utility model provides a melting and sealing structure for a glass row tube of an X-ray tube core, comprising a support frame 10, a support plate 11, a vertical plate 12, a horizontal plate 13, a first conductive rod 14, a second conductive rod 15, a controller 16 and an electric heating wire 17.
[0021] The support frame 10 includes a support top plate 101 and a plurality of support legs 102 spaced apart on the bottom surface of the support top plate 101. Preferably, the support top plate 101 is rectangular, wherein the plurality of support legs 102 are disposed on the bottom surfaces of the four corners of the support top plate 101.
[0022] Preferably, the controller 16 is disposed below the supporting top plate 101 or outside the plurality of supporting legs 102 .
[0023] The support plate 11 is disposed below the support top plate 101 through a plurality of connecting rods 111 for mounting the X-ray tube core 20. It should be understood that the X-ray tube core 20 is mounted on the support plate 11 for exhaust and aging tests.
[0024] The vertical plate 12 is disposed on the support plate 11 along a vertical direction. That is, the vertical plate 12 is disposed on the support plate 11 vertically.
[0025] The horizontal plate 13 is disposed in the horizontal direction at the top of the vertical plate 12. That is, the horizontal plate 13 is disposed parallel to the support plate 11 and spaced apart.
[0026] The first conductive rod 14 is disposed on the horizontal plate 13 along the vertical direction.
[0027] The second conductive rod 15 is disposed along the vertical direction on the horizontal plate 13. It should be understood that the first conductive rod 14 and the second conductive rod 15 are disposed at intervals.
[0028] Preferably, the first conductive rod 14 is arranged on the end of the horizontal plate 13 away from the vertical plate 12 by a threaded connection, and the second conductive rod 15 is arranged on the end of the horizontal plate 13 away from the vertical plate 12 by a threaded connection, wherein the horizontal plane where the top end of the first conductive rod 14 is located is different from the horizontal plane where the top end of the second conductive rod 15 is located.
[0029] In this embodiment, one end of the electric heating wire 17 is arranged at the top of the first conductive rod 14, and the other end of the electric heating wire 17 is arranged at the top of the second conductive rod 15, wherein the controller 16 is electrically connected to the top of the first conductive rod 14 through the first wire 161, and the controller 16 is electrically connected to the top of the second conductive rod 15 through the second wire 162, so that the electric heating wire 17 can be powered by the controller 16 to heat the electric heating wire 17.
[0030] Preferably, the electric heating wire 17 is spirally arranged around the glass tube 21 of the X-ray tube core 20, so that the glass tube 21 of the X-ray tube core 20 can be heated by the electric heating wire 17. It should be understood that after the temperature of the electric heating wire 17 reaches the preset temperature, the glass tube 21 will soften, and because the inner cavity of the glass tube 21 is in a vacuum state, the softened glass tube 21 will be squeezed by the atmospheric pressure and adhered together, thereby playing a role in sealing the glass tube 21.
[0031] It should be understood that in this embodiment, the glass tube 21 is heated and sealed by the electric heating wire 17, and the melting and sealing of the electric heating wire 17 can improve the qualified rate of the glass tube 21 during melting and sealing, and effectively reduce the leakage and rework of the X-ray tube core 20 caused by sealing. At the same time, the heating of the electric heating wire 17 can be controlled by the controller 16, which greatly reduces the demand for manpower and skills, and does not need to use gas burners and other operating equipment with certain risks.
[0032] Preferably, the first conductive rod 14 and the second conductive rod 15 are made of conductive material, and the vertical plate 12 and the horizontal plate 13 are made of insulating material.
[0033] In this embodiment, a first through hole 141 is provided at the top of the first conductive rod 14 in the horizontal direction, and one end of the electric heating wire 17 is passed through the first through hole 141. A second through hole 151 is provided at the top of the second conductive rod 15 in the horizontal direction, and the other end of the electric heating wire 17 is passed through the second through hole 151, wherein the horizontal planes where the first through hole 141 and the second through hole 151 are located are different.
[0034] Furthermore, the sealing structure for the glass tube of the X-ray tube core also includes a first sleeve 18 and a second sleeve 19, wherein the first sleeve 18 is inserted into the first through hole 141, one end of the electric heating wire 17 is inserted into the first sleeve 18, the second sleeve 19 is inserted into the second through hole 151, and the other end of the electric heating wire 17 is inserted into the second sleeve 19.
[0035] Preferably, the first sleeve 18 and the second sleeve 19 are both made of electrically conductive and thermally conductive materials, so as to achieve better thermal conductivity.
[0036] Preferably, the first through hole 141 and the second through hole 151 are circular in shape, and the outer walls of the first sleeve 18 and the second sleeve 19 are circular in shape, wherein the outer diameter of the first sleeve 18 is equal to or greater than (e.g., greater than 1-5 mm) the aperture of the first through hole 141, and the outer diameter of the second sleeve 19 is equal to or greater than (e.g., greater than 1-5 mm) the aperture of the second through hole 151.
[0037] In this embodiment, the side wall of the top end of the first conductive rod 14 is provided with a first slit 142 connected to the first through hole 141 in the horizontal direction, and the side wall of the top end of the second conductive rod 15 is provided with a second slit 152 connected to the second through hole 151 in the horizontal direction, wherein the top end of the first conductive rod 14 is provided with a first threaded hole 143 passing through the first slit 142 in the vertical direction, and the top end of the second conductive rod 15 is provided with a second threaded hole 153 passing through the second slit 152 in the vertical direction, and the first threaded hole 143 is threadedly connected with a first bolt 144, and the second threaded hole 153 is threadedly connected with a second bolt 154. It should be understood that in this embodiment, the tightness of the first through hole 141 and the first sleeve 18 can be adjusted by rotating the first bolt 144, and the tightness of the second through hole 151 and the second sleeve 19 can be adjusted by rotating the second bolt 154.
[0038] Further, a first connector 163 is provided at one end of the first wire 161, and the first connector 163 is provided with a third through hole, and a second connector 164 is provided at one end of the second wire 162, and the second connector 164 is provided with a fourth through hole, wherein the first bolt 144 is passed through the third through hole, and the second bolt 154 is passed through the fourth through hole. It should be understood that the first bolt 144 is used to press the first connector 163 against the top end of the first conductive rod 14, and the second bolt 154 is used to press the second connector 164 against the top end of the second conductive rod 15.
[0039] It should be noted that the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, an element defined by the sentence "comprises a ..." does not exclude the existence of other identical elements in the process, method, article or device including the element.
[0040] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A melting and sealing structure for a glass tube of an X-ray tube core, comprising a controller and an electric heating wire, characterized in that: Also includes: A support frame, comprising a support top plate and a plurality of support legs spaced apart on the bottom surface of the support top plate, wherein the controller is disposed below the support top plate or outside the plurality of support legs; A support plate, arranged below the support top plate through a plurality of connecting rods, for mounting an X-ray tube core; A vertical plate, arranged on the supporting plate along a vertical direction; A horizontal plate, arranged on the top of the vertical plate in the horizontal direction; A first conductive rod is arranged on the horizontal plate along a vertical direction; A second conductive rod is arranged on the horizontal plate along a vertical direction; Among them, one end of the electric heating wire is arranged at the top of the first conductive rod, and the other end of the electric heating wire is arranged at the top of the second conductive rod. The controller is electrically connected to the top of the first conductive rod through a first wire, and the controller is electrically connected to the top of the second conductive rod through a second wire. The electric heating wire is spirally arranged outside the glass tube of the X-ray tube core, and the first conductive rod and the second conductive rod are made of conductive material, and the vertical plate and the horizontal plate are made of insulating material.
2. The melt-sealed structure for the glass tube of the X-ray tube core according to claim 1, characterized in that: A first through hole is provided at the top of the first conductive rod in the horizontal direction, and one end of the electric heating wire is inserted into the first through hole. A second through hole is provided at the top of the second conductive rod in the horizontal direction, and the other end of the electric heating wire is inserted into the second through hole, wherein the horizontal planes where the first through hole and the second through hole are located are different.
3. The melt-sealed structure for the glass tube of the X-ray tube core according to claim 2, characterized in that: It also includes a first sleeve and a second sleeve, wherein the first sleeve is inserted into the first through hole, one end of the electric heating wire is inserted into the first sleeve, the second sleeve is inserted into the second through hole, and the other end of the electric heating wire is inserted into the second sleeve.
4. The melt-sealed structure for the glass tube arrangement of the X-ray tube core according to claim 3, characterized in that: The first sleeve and the second sleeve are both made of electrically conductive and thermally conductive materials.
5. The melt-sealed structure for the glass tube of the X-ray tube core according to claim 3, characterized in that: The first through hole and the second through hole are circular, and the outer walls of the first sleeve and the second sleeve are circular, wherein the outer diameter of the first sleeve is equal to or greater than the aperture of the first through hole, and the outer diameter of the second sleeve is equal to or greater than the aperture of the second through hole.
6. The melt-sealed structure for the glass tube arrangement of the X-ray tube core according to claim 5, characterized in that: The side wall of the top end of the first conductive rod is provided with a first slit connected to the first through hole in the horizontal direction, and the side wall of the top end of the second conductive rod is provided with a second slit connected to the second through hole in the horizontal direction, wherein the top end of the first conductive rod is provided with a first threaded hole passing through the first slit in the vertical direction, and the top end of the second conductive rod is provided with a second threaded hole passing through the second slit in the vertical direction, and a first bolt is threadedly connected in the first threaded hole, and a second bolt is threadedly connected in the second threaded hole.
7. The melt-sealed structure for the glass tube arrangement of the X-ray tube core according to claim 6, characterized in that: One end of the first wire is provided with a first joint, the first joint is provided with a third through hole, one end of the second wire is provided with a second joint, the second joint is provided with a fourth through hole, wherein the first bolt is passed through the third through hole, and the second bolt is passed through the fourth through hole.
8. The melt-sealed structure for the glass tube arrangement of the X-ray tube core according to claim 2, characterized in that: The first conductive rod is arranged on one end of the horizontal plate away from the vertical plate by a threaded connection, and the second conductive rod is arranged on one end of the horizontal plate away from the vertical plate by a threaded connection, wherein the horizontal plane where the top end of the first conductive rod is located is different from the horizontal plane where the top end of the second conductive rod is located.