CN214848482U - Liquid metal bearing template for X-ray tube - Google Patents
Liquid metal bearing template for X-ray tube Download PDFInfo
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- CN214848482U CN214848482U CN202121342023.2U CN202121342023U CN214848482U CN 214848482 U CN214848482 U CN 214848482U CN 202121342023 U CN202121342023 U CN 202121342023U CN 214848482 U CN214848482 U CN 214848482U
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Abstract
The utility model discloses a liquid metal bearing template for X-ray tube, including the target dish, the inboard of target dish is provided with liquid metal bearing axle sleeve, the inboard of liquid metal bearing axle sleeve is provided with liquid metal bearing axle center, the outside of liquid metal bearing axle sleeve is provided with liquid metal bearing axle head cover, the outside in liquid metal bearing axle center is provided with the rotor, the outside fixed mounting in liquid metal bearing axle center has the supporting shoe, spout one has been seted up in the outside in liquid metal bearing axle center. This a liquid metal bearing template for X-ray tube is provided with the supporting shoe, and the rotor passes through liquid metal bearing axle sleeve and target dish interconnect, drives the target dish, and liquid metal bearing axle center is fixed and is born the positive pole at X-ray tube shell, adopts the inclined plane to support through the supporting shoe, provides radial and axial support simultaneously, better improvement liquid metal bearing's stability, simple structure, reliable operation.
Description
Technical Field
The utility model relates to a medical science image technical field specifically is a liquid metal bearing template for X-ray tube.
Background
With the continuous development of the technology, the CT (computed tomography) apparatus is applied more and more widely in the medical field with intuitive, clear and accurate diagnosis effect, the CT bulb (X-ray tube for CT) is used as the core component of the CT apparatus, the technical development and the service life of the CT bulb also directly affect the diagnosis effect of CT and the work efficiency of medical workers, when the X-ray tube works, a thermionic cloud is generated around a cathode filament, under the action of high voltage of a cathode and an anode, electrons in the thermionic cloud fly to the anode at high speed and hit an anode target disk, and the electrons moving at high speed interact with atoms of the target disk material to generate X-rays. Wherein only about 1% of energy is converted into X-ray, the other 99% of energy is converted into heat and deposits on the anode target disk, one part of heat on the anode target disk is radiated to the outside of the X-ray tube in a heat radiation mode, the other part of heat is radiated to the outside of the X-ray tube through a rotor and a bearing in a heat conduction mode, the traditional ball bearing is easy to lose efficacy due to larger temperature influence, the liquid metal bearing is increasingly used in ball tubes with high power and high heat capacity, the liquid metal bearing uses liquid metal as a lubricating medium, the friction force is smaller than that of a transmission ball bearing, and the ball bearing has the advantages of long service life, low noise, high heat conductivity and the like.
The gap between a shaft and a shaft sleeve of the conventional liquid metal bearing is only dozens of microns, and the bearing is easily affected by factors such as temperature, gravity acceleration and the like when the bearing is used, so that the bearing is unstable, the bearing is abraded, the service life of the bearing is shortened, and even the bearing is stuck and fails.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a liquid metal bearing template for X-ray tube to the clearance only has tens microns between the axle of the current liquid metal bearing who proposes in solving above-mentioned background art and the axle sleeve, easily receives the influence of factors such as temperature acceleration of gravity when the bearing uses and leads to the bearing unstability, thereby causes bearing wear to reduce the bearing life-span, leads to the problem of the dead inefficacy of bearing card even.
In order to achieve the above object, the utility model provides a following technical scheme: a liquid metal bearing template for an X-ray tube comprises a target disc, wherein a liquid metal bearing shaft sleeve is arranged on the inner side of the target disc, a liquid metal bearing shaft center is arranged on the inner side of the liquid metal bearing shaft sleeve, a liquid metal bearing shaft end cover is arranged on the outer side of the liquid metal bearing shaft sleeve, a rotor is arranged on the outer side of the liquid metal bearing shaft center, a supporting block is fixedly installed on the outer side of the liquid metal bearing shaft center, a first sliding groove is formed in the outer side of the liquid metal bearing shaft center, a storage tank is formed in the outer side of the first sliding groove, one end of a first spring is fixedly installed at the bottom of the storage tank, a sealing slide block is fixedly installed at the other end of the first spring, a supporting plate is fixedly installed on the inner side of the storage tank, one end of a second spring is fixedly connected to the outer side of the supporting plate, a first slide block is fixedly installed at the other end of the second spring, the outer side fixed mounting of the first sliding block is provided with a second sliding block, the groove is formed in the outer side of the first sliding block, the rotary table is fixedly mounted on the inner side of the liquid metal bearing shaft sleeve, the hidden groove is formed in the outer side of the liquid metal bearing shaft center, the water inlet pipe is formed in one side, away from the liquid metal bearing shaft sleeve, of the liquid metal bearing shaft center, the water outlet pipe is formed in one side, away from the liquid metal bearing shaft sleeve, of the liquid metal bearing shaft center, the air vent is formed in one side, away from the liquid metal bearing shaft sleeve, of the liquid metal bearing shaft center, the sealing edge is fixedly mounted on the outer side of the liquid metal bearing shaft center, and liquid metal fluid is arranged on the outer side of the liquid metal bearing shaft center.
Preferably, the target disc is fixedly connected with the liquid metal bearing shaft sleeve, the length of the liquid metal bearing shaft sleeve is greater than that of the target disc, the diameter of the target disc is greater than that of the liquid metal bearing shaft sleeve, the liquid metal bearing shaft sleeve is rotatably connected with the axis of the liquid metal bearing, and the rotating stable operation of the target disc is kept through the rotatable connection of the liquid metal bearing shaft sleeve and the axis of the liquid metal bearing.
Preferably, liquid metal bearing shaft end cover and liquid metal bearing shaft sleeve interconnect, the rotor passes through liquid metal bearing shaft sleeve and target dish interconnect, the rotor is connected for rotating with liquid metal bearing axle center, and the rotor passes through liquid metal bearing shaft sleeve and target dish interconnect, drives the target dish.
Preferably, the supporting block is of an annular structure, the outer end face of the supporting block is an inclined plane, the axis of the liquid metal bearing is fixed on the shell of the X-ray tube to bear the anode, the inclined plane is adopted for supporting through the supporting block, meanwhile, radial and axial support is provided, the stability of the liquid metal bearing is improved better, the structure is simple, and the work is reliable.
Preferably, the first sliding groove is connected with the storage tank, the diameter of the first sliding groove is smaller than that of the storage tank, and the insulating lubricant in the storage tank is prevented from overflowing through the fact that the diameter of the storage tank is larger than that of the first sliding groove.
Preferably, the sealing slider is in sliding connection with the storage tank, the sealing slider is in sealing connection with the storage tank, initially, the insulating lubricant in the storage tank presses the sealing slider to the bottommost part of the storage tank, the first spring deforms, pressure in the storage tank is reduced along with outflow of the insulating lubricant, the sealing slider moves upwards under the action of the first spring, and the insulating lubricant is enabled to be kept under the level of the lower end face of the sliding groove all the time.
Preferably, the length of the support plate is smaller than the radius of the storage tank, the diameter of the first sliding block is the same as that of the first sliding groove, the diameter of the second sliding block is smaller than that of the first sliding groove, the diameter of the upper end face of the groove is the same as that of the second sliding block, the diameter of the lower end face of the groove is the same as that of the first sliding block, the second sliding block is in sliding connection with the first sliding groove, the second sliding block is pressed downwards to enable the second spring to deform, the groove slides into the storage tank to scoop out the insulating lubricant, the groove takes out the insulating lubricant when the second sliding block moves upwards to improve the smoothness of the target disk during rotation, the first sliding groove is sealed through the fact that the diameter of the first sliding block is the same as that of the first sliding groove, and the insulating lubricant in the storage tank is prevented from leaking.
Preferably, the upper end surface of the second sliding block is of a slope-shaped structure, the lower end surface of the rotary table is of a slope-shaped structure, the rotary table is located at the center inside the liquid metal bearing shaft sleeve, the rotary table is driven to rotate when the liquid metal bearing shaft sleeve rotates, and the slope-shaped structure of the lower end surface of the rotary table slides on the slope-shaped structure of the upper end surface of the second sliding block, so that the second sliding block reciprocates up and down.
Preferably, the hidden grooves are of a wavy structure, the hidden grooves are distributed at equal intervals on the outer side of the axle center of the liquid metal bearing, the liquid metal fluid is made of one of mercury, gallium, rubidium and cesium, the sealing edge is made of one of lead, copper, indium, zinc, aluminum, gold, silver, graphite and alkali metal halide materials, the sealing edge is particularly suitable for being made into a malleable sealing layer due to the malleability of the lead, copper, indium, zinc, aluminum, gold, silver, graphite and the alkali metal halide, so that the axle center of the liquid metal bearing and the rotor are sealed to prevent the liquid metal fluid from flowing out, the liquid metal fluid is made of one of mercury, gallium, rubidium and cesium and is an amorphous liquid metal, so that the friction force of the device is smaller than that of the transmission ball bearing, the hidden grooves have the advantages of long service life, low noise, high flowability and the like, and the wave-shaped structure of the hidden grooves is adopted, preventing the liquid metal fluid from sticking.
Preferably, inlet tube and outlet pipe interconnect, the inlet tube is in the outside of storage tank and spirals the form, the outlet pipe is in the outside of storage tank and spirals the form, the diameter of spiraling of outlet pipe is less than the diameter of spiraling of inlet tube, the air vent is provided with a plurality ofly in the inside of liquid metal bearing axle center, and the cooling water gets into from the inlet tube and flows out from the outlet pipe, spirals through inlet tube, outlet pipe and flow path and make the cooling water carry out effective heat dissipation to liquid metal bearing axle center, through the setting of a plurality of air vents, increase the area of contact of liquid metal bearing axle center and air, improve the cooling effect.
Compared with the prior art, the beneficial effects of the utility model are that:
the liquid metal bearing template for the X-ray tube is provided with the supporting block, a rotor is connected with a target disc through a liquid metal bearing shaft sleeve to drive the target disc, the axis of the liquid metal bearing is fixed on an X-ray tube shell to bear an anode, the supporting block supports the anode through an inclined plane, and meanwhile, radial and axial support is provided, so that the stability of the liquid metal bearing is better improved, the structure is simple, and the work is reliable;
the liquid metal bearing template for the X-ray tube is provided with a second sliding block, a shaft sleeve of the liquid metal bearing drives a rotary table to rotate when rotating, the second sliding block reciprocates up and down by sliding a slope-shaped structure on the upper end surface of the second sliding block through a slope-shaped structure on the lower end surface of the rotary table, the second sliding block deforms by pressing down the second sliding block, a groove slides into a storage tank to scoop out an insulating lubricant, the groove takes out the insulating lubricant when the second sliding block moves up, the smoothness of the target disk during rotation is improved, and the first sliding groove is sealed by the fact that the diameter of the first sliding block is the same as that of the first sliding groove, so that the insulating lubricant in the storage tank is prevented from leaking;
according to the liquid metal bearing template for the X-ray tube, the sealing edge is made of one of lead, copper, indium, zinc, aluminum, gold, silver, graphite and alkali metal halide materials, and is particularly suitable for being used as a malleable sealing layer due to the malleability of the sealing edge, so that the space between the axis of the liquid metal bearing and a rotor is sealed, the liquid metal fluid is prevented from flowing out, the liquid metal fluid is made of one of mercury, gallium, rubidium and cesium, is an amorphous and flowable liquid metal, the friction force of the device is smaller than that of a transmission ball bearing, and the liquid metal bearing template has the advantages of long service life, low noise, high heat conductivity and the like;
this a liquid metal bearing template for X-ray tube through the wavy structure of hidden groove, prevents that liquid metal fluid from sticking firmly, and the cooling water gets into from the inlet tube and flows out from the outlet pipe, and the flow path of circling through inlet tube, outlet pipe makes the cooling water carry out effective heat dissipation to liquid metal bearing axle center, through the setting of a plurality of air vents, increases the area of contact of liquid metal bearing axle center and air, improves the cooling effect.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic sectional view of the present invention;
FIG. 3 is a schematic view of the three-dimensional structure of the present invention;
FIG. 4 is a schematic view of a three-dimensional structure of the liquid metal bearing axis of the present invention;
FIG. 5 is a schematic view of the cross-sectional structure of the liquid metal bearing of the present invention;
FIG. 6 is a schematic view of the axial center of the liquid metal bearing of the present invention;
FIG. 7 is a schematic view of a second three-dimensional structure of the sliding block of the present invention;
fig. 8 is a schematic view of the three-dimensional structure of the turntable of the present invention.
In the figure: 1. a target disc; 2. a liquid metal bearing axis; 3. a liquid metal bearing sleeve; 4. a liquid metal bearing shaft end cap; 5. a rotor; 6. a first sliding chute; 7. a storage tank; 8. a first spring; 9. sealing the sliding block; 10. a support plate; 11. a second spring; 12. a second sliding block; 13. a first sliding block; 14. a trench; 15. a turntable; 16. recessing the groove; 17. a water inlet pipe; 18. a water outlet pipe; 19. a vent hole; 20. sealing the edges; 21. a liquid metal fluid; 201. and (7) a supporting block.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-8, the present invention provides a technical solution: a liquid metal bearing template for an X-ray tube comprises a target disc 1, wherein a liquid metal bearing shaft sleeve 3 is arranged on the inner side of the target disc 1, a liquid metal bearing shaft center 2 is arranged on the inner side of the liquid metal bearing shaft sleeve 3, the target disc 1 is fixedly connected with the liquid metal bearing shaft sleeve 3, the length of the liquid metal bearing shaft sleeve 3 is larger than that of the target disc 1, the diameter of the target disc 1 is larger than that of the liquid metal bearing shaft sleeve 3, the liquid metal bearing shaft sleeve 3 is rotatably connected with the liquid metal bearing shaft center 2, the stable rotation of the target disc 1 is kept through the rotary connection of the liquid metal bearing shaft sleeve 3 and the liquid metal bearing shaft center 2, a liquid metal bearing shaft end cover 4 is arranged on the outer side of the liquid metal bearing shaft sleeve 3, a rotor 5 is arranged on the outer side of the liquid metal bearing shaft center 2, and the liquid metal bearing shaft end cover 4 is connected with the liquid metal bearing shaft sleeve 3, the rotor 5 is connected with the target disc 1 through the liquid metal bearing shaft sleeve 3, the rotor 5 is rotatably connected with the liquid metal bearing shaft center 2, the rotor 5 is connected with the target disc 1 through the liquid metal bearing shaft sleeve 3 to drive the target disc 1, a supporting block 201 is fixedly installed on the outer side of the liquid metal bearing shaft center 2, the supporting block 201 is of an annular structure, the outer end face of the supporting block 201 is an inclined plane, the liquid metal bearing shaft center 2 is fixed on an X-ray tube shell to bear an anode, the supporting block 201 is used for supporting through the inclined plane, and meanwhile, radial and axial support are provided, so that the stability of the liquid metal bearing is better improved, the structure is simple, the work is reliable, a chute I6 is formed in the outer side of the liquid metal bearing shaft center 2, a storage tank 7 is formed in the outer side of the chute I6, one end of a spring I8 is fixedly installed at the bottom of the storage tank 7, and a sealing slide block 9 is fixedly installed at the other end of the spring I8, the first chute 6 is connected with the storage tank 7, the diameter of the first chute 6 is smaller than that of the storage tank 7, the diameter of the storage tank 7 is larger than that of the first chute 6, the insulating lubricant in the storage tank 7 is prevented from overflowing, the sealing slide block 9 is in sliding connection with the storage tank 7, the sealing slide block 9 is in sealing connection with the storage tank 7, initially, the insulating lubricant in the storage tank 7 presses the sealing slide block 9 to the bottommost part of the storage tank 7, the first spring 8 deforms, the pressure in the storage tank 7 is reduced along with the outflow of the insulating lubricant, and the sealing slide block 9 moves upwards under the action of the first spring 8, so that the insulating lubricant is kept at the level of the lower end face of the first chute 6 all the time;
a support plate 10 is fixedly installed on the inner side of the storage tank 7, one end of a second spring 11 is fixedly connected to the outer side of the support plate 10, a first slider 13 is fixedly installed at the other end of the second spring 11, a second slider 12 is fixedly installed on the outer side of the first slider 13, a groove 14 is formed in the outer side of the first slider 13, the length of the support plate 10 is smaller than the radius of the storage tank 7, the diameter of the first slider 13 is the same as that of the first chute 6, the diameter of the second slider 12 is smaller than that of the first chute 6, the diameter of the upper end face of the groove 14 is the same as that of the second slider 12, the diameter of the lower end face of the groove 14 is the same as that of the first slider 13, the second slider 12 is in sliding connection with the first chute 6, the second slider 12 is pressed downwards to deform the second spring 11, the groove 14 slides into the storage tank 7 to scoop out the insulating lubricant, the groove 14 carries out the insulating lubricant when the second slider 12 moves upwards to improve the smoothness of the target disk 1 when rotating, the first slider 13 is the same as that of the first chute 6, the first sliding groove 6 is sealed to prevent an insulating lubricant in the storage tank 7 from leaking, a rotary table 15 is fixedly installed on the inner side of the liquid metal bearing shaft sleeve 3, the upper end face of the second sliding block 12 is of a slope-shaped structure, the lower end face of the rotary table 15 is of a slope-shaped structure, the rotary table 15 is located in the center of the inner portion of the liquid metal bearing shaft sleeve 3, the rotary table 15 is driven to rotate when the liquid metal bearing shaft sleeve 3 rotates, and the slide block 12 reciprocates up and down through the slope-shaped structure of the lower end face of the rotary table 15 sliding on the slope-shaped structure of the upper end face of the second sliding block 12;
the outer side of the liquid metal bearing axis 2 is provided with hidden grooves 16, the hidden grooves 16 are of a wavy structure, the hidden grooves 16 are distributed at equal intervals on the outer side of the liquid metal bearing axis 2, the liquid metal bearing 21 is prevented from being adhered by the wavy structure of the hidden grooves 16, one side of the liquid metal bearing axis 2, which is far away from the liquid metal bearing shaft sleeve 3, is provided with a water inlet pipe 17, one side of the liquid metal bearing axis 2, which is far away from the liquid metal bearing shaft sleeve 3, is provided with a water outlet pipe 18, one side of the liquid metal bearing axis 2, which is far away from the liquid metal bearing shaft sleeve 3, is provided with an air vent 19, the water inlet pipe 17 is mutually connected with the water outlet pipe 18, the water outlet pipe 18 is in a spiral shape on the outer side of the storage tank 7, the spiral diameter of the water outlet pipe 18 is smaller than that of the water inlet pipe 17, the air vent 19 is arranged inside the liquid metal bearing axis 2, cooling water enters from a water inlet pipe 17 and flows out from a water outlet pipe 18, the cooling water effectively radiates the liquid metal bearing axis 2 through the spiral flow path of the water inlet pipe 17 and the water outlet pipe 18, the contact area of the liquid metal bearing axis 2 and air is enlarged through the arrangement of a plurality of vent holes 19, the cooling effect is improved, a sealing edge 20 is fixedly arranged on the outer side of the liquid metal bearing axis 2, liquid metal fluid 21 is arranged on the outer side of the liquid metal bearing axis 2, the liquid metal fluid 21 adopts one of mercury, gallium, rubidium and cesium, the sealing edge 20 adopts one of lead, copper, indium, zinc, aluminum, gold, silver, graphite and alkali metal halide materials, and the malleable properties of the lead, copper, indium, zinc, aluminum, gold, silver, graphite and alkali metal halide are particularly suitable for being made into a malleable sealing layer to seal between the liquid metal bearing axis 2 and a rotor 5, the liquid metal fluid 21 is prevented from flowing out, the liquid metal fluid 21 is an amorphous and liquid-flowable metal which is one of mercury, gallium, rubidium and cesium, so that the friction force of the device is smaller than that of a transmission ball bearing, and the device has the advantages of long service life, low noise, high heat conductivity and the like.
The working principle is as follows: the rotor 5 is connected with the target disc 1 through the liquid metal bearing shaft sleeve 3 to drive the target disc 1, the liquid metal bearing shaft center 2 is fixed on the shell of the X-ray tube to bear the anode, the support block 201 adopts an inclined plane to support and simultaneously provides radial and axial support, the stability of the liquid metal bearing is better improved, the structure is simple, the work is reliable, the liquid metal bearing shaft sleeve 3 drives the turntable 15 to rotate when rotating, the inclined structure of the lower end surface of the turntable 15 slides on the inclined structure of the upper end surface of the slide block two 12, the slide block two 12 reciprocates up and down, the slide block two 12 presses down to deform the spring two 11, the groove 14 slides into the storage tank 7 to scoop out the insulating lubricant, the groove 14 takes out the insulating lubricant when the slide block two 12 moves up to improve the smoothness when the target disc 1 rotates, the diameter of the slide block one 13 is the same as the diameter of the slide groove one 6, sealing the first sliding groove 6 to prevent the leakage of the insulating lubricant in the storage tank 7, initially, pressing the sealing slide block 9 to the bottommost part of the storage tank 7 by the insulating lubricant in the storage tank 7, deforming the first spring 8, reducing the pressure in the storage tank 7 along with the outflow of the insulating lubricant, enabling the sealing slide block 9 to move upwards under the action of the first spring 8 to enable the insulating lubricant to be always kept at the level of the lower end face of the first sliding groove 6, adopting one of lead, copper, indium, zinc, aluminum, gold, silver, graphite and alkali metal halide materials as a sealing edge 20, being particularly suitable for being used as a ductile sealing layer due to the ductility of the sealing layer to enable the sealing between the axle center 2 of the liquid metal bearing and the rotor 5 to prevent the outflow of the liquid metal fluid 21, adopting one of mercury, gallium, rubidium and cesium as an indefinite and flowable liquid metal, enabling the friction force of the device to be smaller than that of a transmission ball bearing, the cooling water cooling device has the advantages of long service life, low noise, high heat conductivity and the like, the liquid metal fluid 21 is prevented from adhering through the wavy structure of the hidden groove 16, the cooling water enters from the water inlet pipe 17 and flows out from the water outlet pipe 18, the cooling water effectively dissipates heat of the liquid metal bearing axle center 2 through the spiral flow path of the water inlet pipe 17 and the water outlet pipe 18, the contact area of the liquid metal bearing axle center 2 and air is increased through the arrangement of the plurality of vent holes 19, and the cooling effect is improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A liquid metal bearing template for an X-ray tube, comprising a target disk (1), characterized in that: a liquid metal bearing shaft sleeve (3) is arranged on the inner side of the target disc (1), a liquid metal bearing shaft center (2) is arranged on the inner side of the liquid metal bearing shaft sleeve (3), a liquid metal bearing shaft end cover (4) is arranged on the outer side of the liquid metal bearing shaft sleeve (3), a rotor (5) is arranged on the outer side of the liquid metal bearing shaft center (2), a supporting block (201) is fixedly installed on the outer side of the liquid metal bearing shaft center (2), a first sliding groove (6) is formed in the outer side of the liquid metal bearing shaft center (2), a storage tank (7) is formed in the outer side of the first sliding groove (6), one end of a first spring (8) is fixedly installed at the bottom of the storage tank (7), a sealing slide block (9) is fixedly installed at the other end of the first spring (8), and a supporting plate (10) is fixedly installed on the inner side of the storage tank (7), the outer side of the support plate (10) is fixedly connected with one end of a second spring (11), the other end of the second spring (11) is fixedly provided with a first slider (13), the outer side of the first slider (13) is fixedly provided with a second slider (12), the outer side of the first slider (13) is provided with a groove (14), the inner side of the liquid metal bearing shaft sleeve (3) is fixedly provided with a turntable (15), the outer side of the liquid metal bearing shaft center (2) is provided with a hidden groove (16), one side of the liquid metal bearing shaft center (2) far away from the liquid metal bearing shaft sleeve (3) is provided with a water inlet pipe (17), one side of the liquid metal bearing shaft center (2) far away from the liquid metal bearing shaft sleeve (3) is provided with a water outlet pipe (18), one side of the liquid metal bearing shaft center (2) far away from the liquid metal bearing shaft sleeve (3) is provided with a vent hole (19), the outer side of the liquid metal bearing axis (2) is fixedly provided with a sealing edge (20), and the outer side of the liquid metal bearing axis (2) is provided with liquid metal fluid (21).
2. A liquid metal bearing form for an X-ray tube according to claim 1, wherein: target dish (1) is fixed connection with liquid metal bearing axle sleeve (3), the length of liquid metal bearing axle sleeve (3) is greater than the length of target dish (1), the diameter of target dish (1) is greater than the diameter of liquid metal bearing axle sleeve (3), liquid metal bearing axle sleeve (3) are connected for rotating with liquid metal bearing axle center (2).
3. A liquid metal bearing form for an X-ray tube according to claim 1, wherein: liquid metal bearing shaft end cover (4) and liquid metal bearing shaft sleeve (3) interconnect, rotor (5) are through liquid metal bearing shaft sleeve (3) and target dish (1) interconnect, rotor (5) are connected for rotating with liquid metal bearing axle center (2).
4. A liquid metal bearing form for an X-ray tube according to claim 1, wherein: the supporting block (201) is of an annular structure, and the outer end face of the supporting block (201) is an inclined face.
5. A liquid metal bearing form for an X-ray tube according to claim 1, wherein: the first sliding groove (6) is connected with the storage tank (7), and the diameter of the first sliding groove (6) is smaller than that of the storage tank (7).
6. A liquid metal bearing form for an X-ray tube according to claim 1, wherein: the sealing sliding block (9) is in sliding connection with the storage tank (7), and the sealing sliding block (9) is in sealing connection with the storage tank (7).
7. A liquid metal bearing form for an X-ray tube according to claim 1, wherein: the length of the support plate (10) is smaller than the radius of the storage tank (7), the diameter of the first sliding block (13) is the same as that of the first sliding groove (6), the diameter of the second sliding block (12) is smaller than that of the first sliding groove (6), the diameter of the upper end face of the groove (14) is the same as that of the second sliding block (12), the diameter of the lower end face of the groove (14) is the same as that of the first sliding block (13), and the second sliding block (12) is in sliding connection with the first sliding groove (6).
8. A liquid metal bearing form for an X-ray tube according to claim 1, wherein: the upper end face of the second sliding block (12) is of a slope-shaped structure, the lower end face of the rotary table (15) is of a slope-shaped structure, and the rotary table (15) is located in the center of the interior of the liquid metal bearing shaft sleeve (3).
9. A liquid metal bearing form for an X-ray tube according to claim 1, wherein: the hidden grooves (16) are of a wavy structure, the hidden grooves (16) are distributed on the outer side of the axle center (2) of the liquid metal bearing at equal intervals, the liquid metal fluid (21) is made of one of mercury, gallium, rubidium and cesium, and the sealing edge (20) is made of one of lead, copper, indium, zinc, aluminum, gold, silver, graphite and alkali metal halide materials.
10. A liquid metal bearing form for an X-ray tube according to claim 1, wherein: inlet tube (17) and outlet pipe (18) interconnect, inlet tube (17) are in the outside of storage tank (7) and spiral the form, outlet pipe (18) are in the outside of storage tank (7) and spiral the form, the diameter of spiraling of outlet pipe (18) is less than the diameter of spiraling of inlet tube (17), air vent (19) are provided with a plurality ofly in the inside of liquid metal bearing axle center (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121342023.2U CN214848482U (en) | 2021-06-16 | 2021-06-16 | Liquid metal bearing template for X-ray tube |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121342023.2U CN214848482U (en) | 2021-06-16 | 2021-06-16 | Liquid metal bearing template for X-ray tube |
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| CN214848482U true CN214848482U (en) | 2021-11-23 |
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| CN202121342023.2U Active CN214848482U (en) | 2021-06-16 | 2021-06-16 | Liquid metal bearing template for X-ray tube |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115483080A (en) * | 2021-06-16 | 2022-12-16 | 科罗诺司医疗器械(上海)有限公司 | Liquid metal bearing template for X-ray tube |
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2021
- 2021-06-16 CN CN202121342023.2U patent/CN214848482U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115483080A (en) * | 2021-06-16 | 2022-12-16 | 科罗诺司医疗器械(上海)有限公司 | Liquid metal bearing template for X-ray tube |
| CN115483080B (en) * | 2021-06-16 | 2024-09-27 | 科罗诺司医疗器械(上海)有限公司 | Liquid metal bearing template for X-ray tube |
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