CN111513814B - Support leg of in-vitro physical vibration calculus removing machine for urology department and using method thereof - Google Patents
Support leg of in-vitro physical vibration calculus removing machine for urology department and using method thereof Download PDFInfo
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- CN111513814B CN111513814B CN202010349365.0A CN202010349365A CN111513814B CN 111513814 B CN111513814 B CN 111513814B CN 202010349365 A CN202010349365 A CN 202010349365A CN 111513814 B CN111513814 B CN 111513814B
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- A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
- A61B17/225—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for for extracorporeal shock wave lithotripsy [ESWL], e.g. by using ultrasonic waves
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Abstract
The invention relates to the field of medical equipment, in particular to a support leg of an external physical vibration stone extractor for urology department and a using method thereof. This kind of stabilizer blade of external physical vibration stone extractor for urological department and application method thereof carries out the damping buffering to external physical vibration stone extractor through damping mechanism, through the increase of damping mechanism drive sealing mechanism's leakproofness to damping mechanism, improves the life of whole damping mechanism, through the increase of damping mechanism drive extension mechanism backing plate's support area.
Description
Technical Field
The invention relates to the field of medical equipment, in particular to a support leg of an in-vitro physical vibration calculus removing machine for urology department and a using method thereof.
Background
Urinary calculus is a global disease, one of the common diseases in urology surgery, and occupies the first place among inpatients in urology surgery. The minimally invasive treatment technology for urinary calculus is developed rapidly so far, and comprises extracorporeal shock wave lithotripsy, percutaneous nephrolithotripsy lithotomy, ureteroscope holmium laser lithotripsy and the like. The external physical vibration calculus removing operation is mainly applied to renal calculus or ureteral calculus with the diameter less than 6mm, calculus removing treatment after external shock wave calculus removing operation and residual calculus after various endoscopic minimally invasive treatments.
The external physical vibration calculus removing machine adopts an external shock wave mode to break and remove calculus from the inside of a human body. Be provided with the vibrator on the base of external physics vibration stone extractor and provide the vibration source through the vibrator, the vibration that the vibrator during operation produced can make whole equipment produce and rock to long-time use makes the pine such as bolt spare on the equipment to take off easily, influences the normal use of equipment, and the vibration that the vibrator during operation produced passes through base transmission to ground moreover, and is transmitted to the building main part by ground, thereby produces the noise.
In view of this, we propose a support foot of an in vitro physical vibration calculus removing machine for urology department and a using method thereof.
Disclosure of Invention
The invention aims to provide a support leg of an in-vitro physical vibration calculus removing machine for urology department and a using method thereof, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a stabilizer blade of external physical vibration stone extractor for urological department, including the backing plate, be provided with the damping mechanism that is used for the base damping buffering to external physical vibration stone extractor on the backing plate, damping mechanism is including setting up the adapter sleeve above the backing plate and fixing the oil drum on the backing plate, the base fixed connection of adapter sleeve and external physical vibration stone extractor, be provided with the expanding mechanism who is used for enlarging the holding surface on the backing plate, and damping mechanism is connected with the expanding mechanism transmission, the inside sliding connection of oil drum has the piston board, be provided with sealing mechanism on the piston board, and damping mechanism is connected with the sealing mechanism transmission.
Preferably, damping mechanism still includes the coil pipe, and the coil pipe is helical structure, and the upper end and the hydraulic oil box of coil pipe are linked together, and the hydraulic oil box is fixed in the lateral wall upper end of an oil section of thick bamboo, and an oil section of thick bamboo is cylindrical section of thick bamboo, and the vertical direction setting of an oil section of thick bamboo, and the coil pipe cup joints in the outside of an oil section of thick bamboo, and coil pipe and oil section of thick bamboo sharing central axis.
Preferably, the lower end of the outer side wall of the oil cylinder is fixedly connected with a flow adjusting cylinder, the flow adjusting cylinder is communicated with the inside of the oil cylinder, the central axis of the flow adjusting cylinder is perpendicular to the central axis of the oil cylinder, the left end of the upper side wall of the flow adjusting cylinder is provided with a through hole, the through hole is communicated with the lower end of the coil pipe, the inside of the flow adjusting cylinder is slidably connected with a plunger, the right end of the plunger is connected with the right end of a first spring, and the plunger can block three quarters of the right side of the through hole.
Preferably, a vertically upward sliding rod is fixed on the upper surface of the piston plate, the upper end of the sliding rod penetrates through the upper end surface of the oil cylinder, the sliding rod can slide up and down on the upper end surface of the oil cylinder, the upper end of the sliding rod is fixedly connected with the bottom surface of the connecting sleeve, and the sealing mechanism is arranged inside the piston plate.
Preferably, the sealing mechanism comprises a groove arranged in the center of the bottom surface of the piston plate, the groove is of a cylindrical structure, the lower end of the groove is open, the groove and the piston plate share the central axis, a second annular groove is formed in the peripheral wall of the piston plate, the opening of the second annular groove is fixedly connected with a rubber ring, and the second annular groove is communicated with the groove through a first channel arranged in the piston plate.
Preferably, the inner side wall of the groove is fixedly connected with a rubber diaphragm, the rubber diaphragm divides the groove into an upper cavity and a lower cavity, and the first channel is communicated with the cavity, located on the lower side of the rubber diaphragm, in the groove.
Preferably, the first annular groove is formed in the peripheral wall of the piston plate and located above the second annular groove, the first annular groove is communicated with the cavity, located on the upper side of the rubber diaphragm, in the groove through a third channel formed in the piston plate, a lubricating oil box is fixed to the upper surface of the piston plate, and the first annular groove is communicated with the lubricating oil box through a second channel formed in the piston plate.
Preferably, the expansion mechanism comprises a plurality of supports, the supports are distributed around the oil cylinder and are arranged at equal intervals along the circumferential direction, the middle fixed shaft of each support is rotatably connected with the middle of the third connecting rod, the lower end of the third connecting rod is sleeved with the sleeve, the third connecting rod can slide in the sleeve, one end, located inside the sleeve, of the third connecting rod is connected with the bottom surface inside the sleeve through the second spring, and the fixed shaft of the lower end of the sleeve is rotatably connected with the idler wheel.
Preferably, the upper end dead axle of connecting rod three rotates the lower extreme of connecting rod two, the bar groove has been seted up at the middle part of connecting rod two, and the trend in bar groove is parallel with the length direction of connecting rod two, the upper end of support is fixed with the pin rod, the pin rod is pegged graft at the bar inslot, and the pin rod can slide in the bar inslot, the upper end of connecting rod two rotates with the lower extreme dead axle of connecting rod one to be connected, the upper end of connecting rod one rotates with the periphery wall dead axle of adapter sleeve to be connected, the contained angle opening that connecting rod two and connecting rod one formed is towards the oil drum, the contained angle opening that connecting rod two and connecting rod three formed deviates from.
In addition, the application also provides a using method of the support leg of the urological in-vitro physical vibration calculus removing machine, which comprises the following steps:
the method comprises the following steps: damping and buffering the in-vitro physical vibration stone extractor through a damping mechanism;
step two: the sealing mechanism is driven by the vibration damping mechanism to increase the sealing performance of the vibration damping mechanism;
step three: the supporting area of the cushion plate is increased by driving the expanding mechanism through the vibration damping mechanism.
Compared with the prior art, the invention has the beneficial effects that:
according to the vibration-damping mechanism, the vibration-damping buffering is carried out on the external physical vibration stone extractor through the vibration-damping mechanism, on one hand, the vibrator is prevented from damaging other parts in the whole equipment, on the other hand, after vibration impact is absorbed and buffered by hydraulic oil, the impact on the bottom surface is greatly reduced, so that the noise of a building main body is reduced, the sealing performance of the vibration-damping mechanism is increased by driving the sealing mechanism through the vibration-damping mechanism, the service life of the whole vibration-damping mechanism is prolonged, the supporting area of the cushion plate is increased by driving the extension mechanism through the vibration-damping mechanism, the supporting stability of the cushion plate on the base of the external physical vibration stone extractor is improved, and the vibration-damping buffering effect of the vibration-damping mechanism on.
Drawings
FIG. 1 is a first schematic view of the cross-sectional structure of the final assembly of the present invention;
FIG. 2 is a schematic cross-sectional view of the piston plate of FIG. 1;
FIG. 3 is a schematic view of the cross-sectional structure A-A of FIG. 2;
FIG. 4 is a schematic view of the cross-sectional structure of the final assembly of the present invention;
fig. 5 is a schematic cross-sectional view of the piston plate of fig. 4.
In the figure: 1. a base plate; 2. an oil cylinder; 3. a piston plate; 4. a slide bar; 5. connecting sleeves; 6. a flow rate regulating cylinder; 7. a through hole; 8. a coil pipe; 9. a plunger; 10. a first spring; 11. a groove; 12. a first channel; 13. a lubricating oil cartridge; 14. a hydraulic oil box; 15. a first connecting rod; 16. a second connecting rod; 17. a strip-shaped groove; 18. a support; 19. a third connecting rod; 20. a sleeve; 21. a second spring; 22. a roller; 23. a pump oil chamber; 24. a second channel; 25. a first ring groove; 26. a third channel; 27. a second ring groove; 28. a rubber ring; 29. a rubber diaphragm.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
The external physical vibration stone extractor adopts a multi-azimuth physical simple harmonic vibration inertia guide technology and a multi-azimuth guide resonance excitation handle to provide an axial pushing promoting effect, and stones released by inertia guide are discharged along the cavity in a sliding manner by adjusting the posture of equipment. The clinical application of in vitro physical vibration calculus removal greatly improves the calculus removal rate of urinary calculus patients in hospital, is more beneficial to collecting calculus specimens for calculus component analysis, and thus provides a targeted systemic prevention and treatment scheme for the urinary calculus patients. However, the vibration generated in the working process of the existing external physical vibration stone extractor is large, so that great uncertainty exists in the using process, and the support legs of the existing external physical vibration stone extractor do not have a damping function or have a poor damping function.
Referring to fig. 1 to 5, the present invention provides a technical solution:
the utility model provides a stabilizer blade of external physical vibration stone extractor for urological department, including backing plate 1, be provided with the damping mechanism who is used for the base damping buffering of external physical vibration stone extractor on backing plate 1, damping mechanism is including setting up adapter sleeve 5 and the oil drum 2 of fixing on backing plate 1 above backing plate 1, adapter sleeve 5 and the base fixed connection of external physical vibration stone extractor, be provided with the extension mechanism who is used for enlarging the holding surface on backing plate 1, and damping mechanism and extension mechanism transmission are connected, oil drum 2 inside sliding connection has piston plate 3, be provided with sealing mechanism on the piston plate 3, and damping mechanism and sealing mechanism transmission are connected, adapter sleeve 5 passes through bolt or welded square fixed connection at the base downside of external physical vibration stone extractor, wherein adapter sleeve 5 also can adopt flat connecting piece.
In this embodiment, as shown in fig. 1 and fig. 4, damping mechanism still includes coil pipe 8, coil pipe 8 is helical structure, and coil pipe 8's upper end is linked together with hydraulic oil box 14, hydraulic oil box 14 is fixed in the lateral wall upper end of oil section of thick bamboo 2, oil section of thick bamboo 2 is cylindrical section of thick bamboo, and the vertical direction setting of oil section of thick bamboo 2, coil pipe 8 cup joints the outside at oil section of thick bamboo 2, and coil pipe 8 and oil section of thick bamboo 2 sharing central axis, the inside packing of oil section of thick bamboo 2 has hydraulic oil, it has the explanation to need to explain, hydraulic oil sets up the below position at piston plate 3, along with reciprocating of piston plate 3, the volume of hydraulic oil also correspondingly follows the change, and move sealing connection between piston plate 3 and the oil section of thick bamboo 2 inner walls, make hydraulic oil can not enter into piston plate.
In this embodiment, as shown in fig. 1 and 4, a flow regulating cylinder 6 is fixedly connected to the lower end of the outer side wall of the oil cylinder 2, the flow regulating cylinder 6 is communicated with the inside of the oil cylinder 2, the central axis of the flow regulating cylinder 6 is perpendicular to the central axis of the oil cylinder 2, a through hole 7 is formed in the left end of the upper side wall of the flow regulating cylinder 6, the through hole 7 is communicated with the lower end of the coil pipe 8, a plunger 9 is slidably connected to the inside of the flow regulating cylinder 6, the right end of the plunger 9 is connected to the right end of a spring 10, the plunger 9 can plug three quarters of the right side of the through hole 7, and the plunger 9 is ensured not to completely plug the through hole 7, so that hydraulic oil inside the oil cylinder 2 can flow between.
In this embodiment, as shown in fig. 1 and 4, a vertically upward sliding rod 4 is fixed on the upper surface of the piston plate 3, the upper end of the sliding rod 4 penetrates through the upper end surface of the oil cylinder 2, the sliding rod 4 can slide up and down on the upper end surface of the oil cylinder 2, the upper end of the sliding rod 4 is fixedly connected with the bottom surface of the connecting sleeve 5, and the sealing mechanism is arranged inside the piston plate 3.
In this embodiment, as shown in fig. 2 and 5, the sealing mechanism includes a groove 11 formed in the center of the bottom surface of the piston plate 3, the groove 11 is a cylindrical structure, the lower end of the groove 11 is open, the groove 11 and the piston plate 3 share a central axis, a second ring groove 27 is formed in the circumferential wall of the piston plate 3, a rubber ring 28 is fixedly connected to an opening of the second ring groove 27, and the second ring groove 27 is communicated with the groove 11 through a first channel 12 formed in the piston plate 3.
In this embodiment, as shown in fig. 2 and 5, a rubber diaphragm 29 is fixedly connected to an inner side wall of the groove 11, the rubber diaphragm 29 divides the groove 11 into an upper cavity and a lower cavity, and the first channel 12 is communicated with the cavity inside the groove 11 and located on the lower side of the rubber diaphragm 29.
In this embodiment, as shown in fig. 2 and 5, a first ring groove 25 is formed in the circumferential wall of the piston plate 3, the first ring groove 25 is located above a second ring groove 27, the first ring groove 25 is communicated with a cavity in the groove 11, the cavity is located above the rubber diaphragm 29, the cavity is located in the groove 11, the lubricating oil box 13 is fixed on the upper surface of the piston plate 3, the first ring groove 25 is communicated with the lubricating oil box 13 through a second channel 24 in the piston plate 3, the first ring groove 25 and the cavity in the groove 11, the cavity is located above the rubber diaphragm 29, the first ring groove 25 is in contact with the inner wall of the oil cylinder 2 through lubricating oil, but because the piston plate 3 is in dynamic sealing connection with the inner wall of the oil cylinder 2, the lubricating oil can move up and down along with the up and down movement of the piston plate 3, and moves up and down in the. According to needs, can all carry out the trompil setting on lubricating oil box 13, an oil section of thick bamboo, hydraulic oil box 14, realize the interpolation of oil, guarantee life, add good oil and carry out the sealed in hole again.
In this embodiment, as shown in fig. 1 and 4, the expansion mechanism includes a plurality of brackets 18, the plurality of brackets 18 are distributed around the oil drum 2, and the plurality of brackets 18 are arranged at equal intervals along the circumferential direction, the middle part of the bracket 18 is connected to the middle part of a third connecting rod 19 in a fixed-axis rotating manner, the lower end of the third connecting rod 19 is sleeved with a sleeve 20, the third connecting rod 19 can slide inside the sleeve 20, one end of the third connecting rod 19 inside the sleeve 20 is connected to the inner bottom surface of the sleeve 20 through a second spring 21, and the lower end of the sleeve 20 is connected to a roller 22 in a fixed-axis rotating manner.
In this embodiment, as shown in fig. 1 and 4, the upper end dead axle of the third connecting rod 19 is rotatably connected with the lower end of the second connecting rod 16, a strip-shaped groove 17 is formed in the middle of the second connecting rod 16, the trend of the strip-shaped groove 17 is parallel to the length direction of the second connecting rod 16, a pin rod is fixed at the upper end of the support 18 and is inserted into the strip-shaped groove 17, the pin rod can slide in the strip-shaped groove 17, the upper end of the second connecting rod 16 is rotatably connected with the lower end dead axle of the first connecting rod 15, the upper end of the first connecting rod 15 is rotatably connected with the peripheral wall dead axle of the connecting sleeve 5, an included angle opening formed by the second connecting rod 16 and the first connecting rod 15 faces the oil cylinder 2, and an included angle opening formed.
The using method and the advantages of the invention are given below, and the working process of the support leg of the urological external physical vibration calculus removing machine during the operation of the external physical vibration calculus removing machine comprises the following steps:
the method comprises the following steps: as shown in fig. 1 and 4, when the external physical vibration stone-removing machine works, the base generates vibration impact on the connecting sleeve 5 to enable the connecting sleeve 5 to move up and down under the action of the vibration impact, when the connecting sleeve 5 moves down under the action of the impact, the connecting sleeve 5 drives the slide rod 4 to move down synchronously, downward pressure is applied to the piston plate 3 through the slide rod 4, so that the piston plate 3 moves down, the downward movement of the piston plate 3 compresses hydraulic oil in the oil cylinder 2, the hydraulic oil enters the coil 8 through the flow regulating cylinder 6 and the through hole 7 at the bottom, the oil coil 8 flows to the hydraulic oil box 14, the piston plate 3 does work on the inside of the hydraulic oil while compressing the hydraulic oil in the oil cylinder 2, the sub-gap in the hydraulic oil is reduced, so that the vibration impact applied to the connecting sleeve 5 by the hydraulic oil is weakened, and the external physical vibration stone-removing machine is further provided with the function of vibration damping, on one hand, the vibrator is prevented from damaging other parts in the whole equipment, on the other hand, after vibration impact is absorbed and buffered by hydraulic oil, the impact on the bottom surface is greatly reduced, so that the noise of a building main body is reduced, and the hydraulic oil is adopted for vibration reduction and buffering, compared with a common spring in the prior art, the spring has no rebound resilience, so that secondary vibration damage cannot be generated;
when the connecting sleeve 5 moves upwards, the connecting sleeve 5 drives the sliding rod 4 to move upwards synchronously, and the sliding rod 4 applies upward pulling force to the piston plate 3, so that the piston plate 3 moves upwards, the internal space of the oil cylinder 2 is enlarged due to the upward movement of the piston plate 3, and suction force is generated, and oil enters the oil cylinder 2 from the hydraulic oil box 14, the coil pipe 8, the through hole 7 and the flow regulating cylinder 6 due to the suction force, so that hydraulic oil in the oil cylinder 2 is supplemented, and vibration impact is buffered and damped next time;
when the piston plate 3 compresses hydraulic oil, the internal energy of the hydraulic oil is increased to cause the temperature to rise, and when the hydraulic oil flows in the coil 8, the coil 8 is utilized to dissipate the heat of the hydraulic oil, so that the temperature of the hydraulic oil is reduced, the stability of the hydraulic oil in the vibration reduction process is improved, and the service life is prolonged;
in the process that the hydraulic oil buffers and damps the vibration impact, when meeting large vibration impact, the connecting sleeve 5 applies a large compression force to the hydraulic oil through the sliding rod 4 and the piston plate 3, so that the internal pressure of the hydraulic oil is increased greatly, the pressure of the hydraulic oil applies hydraulic pressure to the plunger 9, so that the plunger 9 moves rightwards and compresses the spring one 10, the spring one 10 obtains a restoring force leftwards, the plugging surface of the through hole 7 is reduced after the plunger 9 moves rightwards, thereby increasing the flux of the through hole 7, thereby increasing the flow of the hydraulic oil, avoiding the poor buffering capacity of the base of the external physical vibration stone extractor caused by the larger reaction force of the hard hydraulic oil on the piston plate 3 because the hydraulic oil can not flow smoothly, therefore, the buffering capacity of the hydraulic oil can be adjusted according to the vibration impact, and the buffering effect on the in-vitro physical vibration stone extractor is improved;
step two: as shown in fig. 2 and 5, in the process of compressing the hydraulic oil by the piston plate 3, the internal pressure of the hydraulic oil is increased, but the hydraulic oil enters the second annular groove 27 through the groove 11 and the first passage 12, so that the hydraulic oil in the second annular groove 27 is also increased synchronously, and the pressure pointing to the inner wall of the oil cylinder 2 is applied to the rubber ring 28 by the hydraulic oil, so that the rubber ring 28 and the inner wall of the oil cylinder 2 have better sealing performance, further the sealing performance between the piston plate 3 and the oil cylinder 2 is increased, and the piston plate 3 is ensured to keep the hydraulic oil from leaking from between the piston plate 3 and the inner wall of the oil cylinder 2 in the process of compressing the hydraulic oil, so that the service life of the damping mechanism is prolonged and the damping effect are improved;
when the piston plate 3 moves upwards, the internal space of the oil cylinder 2 is increased, so that the pressure in the oil cylinder 2 is reduced, and the annular groove II 27 is communicated with the inside of the oil cylinder 2 through the channel I12 and the groove 11, so that the pressure in the annular groove II 27 is correspondingly reduced, so that the pressure between the rubber ring 28 and the inner wall of the oil cylinder 2 is reduced, the sealing property between the piston plate 3 and the inner wall of the oil cylinder 2 is automatically adjusted by the rubber ring according to the pressure of hydraulic oil, the friction between the rubber ring and the inner wall of the oil cylinder 2 is reduced in the process that the piston plate 3 moves upwards, the service life of the rubber ring 28 is prolonged, and the service life of the whole damping mechanism is prolonged;
in the process that the piston plate 3 compresses and pressurizes the hydraulic oil, the hydraulic oil applies upward pressure to the bottom of the rubber diaphragm 29, so that the rubber diaphragm 29 compresses the cavity on the upper side of the rubber diaphragm 29, the lubricating oil in the cavity on the upper side of the rubber diaphragm 29 enters the first annular groove 25 through the third passage 26 and flows into the lubricating oil box 13 through the second passage 24, in the process that the piston plate 3 sucks the hydraulic oil, the pressure of the hydraulic oil is reduced, suction force is generated to apply downward pulling force to the bottom of the rubber diaphragm 29, the volume of the cavity on the upper side of the rubber diaphragm 29 is enlarged through the rubber diaphragm 29, and the suction force is generated in the cavity on the upper side of the rubber diaphragm 29, so that the lubricating oil in the lubricating oil box 13 enters the first annular groove 25 through the second passage 24 and flows into the cavity on the upper side of the rubber diaphragm 29 through the third passage 26, the circulation flow of the lubricating oil is realized in such a reciprocating way, the lubricating effect between the piston plate 3 and the inner wall of the oil cylinder 2 is realized by the lubricating effect in the annular groove I25, so that the friction between the piston plate 3 and the inner wall of the oil cylinder 2 is reduced, the service life of the piston plate 3 is prolonged, and the circulation flow of the lubricating oil can supplement the lubricating oil in the annular groove I25 in time, so that the lubricating oil does not need to be added manually for many times, and the time and the labor are saved;
step three: as shown in fig. 1 and 4, when the connecting sleeve 5 moves downwards due to vibration generated by the in vitro physical vibration calculus removing machine, the connecting sleeve 5 applies a thrust force pointing to the outside of the oil cylinder to the upper part of the second connecting rod 16 through the first connecting rod 15, so that the second connecting rod 16 rotates around the upper end of the bracket 18 in a direction away from the oil cylinder 2, further the lower end of the second connecting rod 16 rotates around the upper end of the bracket 18 in a direction close to the oil cylinder 2, further the lower end of the second connecting rod 16 applies a thrust force pointing to the oil cylinder 2 to the upper end of the third connecting rod 19, so that the upper end of the third connecting rod 19 rotates around the connection between the third connecting rod and the bracket 18 in a direction close to the oil cylinder 2, further the roller 22 moves away from the base plate 1, the supporting area of the base plate 1 is enlarged, and the supporting stability of the base plate 1 on the in vitro physical vibration calculus removing machine is improved, the vibration reduction and buffering effects of the vibration reduction mechanism on the external physical vibration stone extractor are increased.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. The utility model provides a stabilizer blade of external physical vibration stone extractor for urology department, includes backing plate (1), its characterized in that: the vibration damping device is characterized in that a vibration damping mechanism for damping and buffering a base of the external physical vibration stone extractor is arranged on the base plate (1), the vibration damping mechanism comprises a connecting sleeve (5) arranged above the base plate (1) and an oil cylinder (2) fixed on the base plate (1), the connecting sleeve (5) is fixedly connected with the base of the external physical vibration stone extractor, an expanding mechanism for expanding a supporting surface is arranged on the base plate (1), the vibration damping mechanism is in transmission connection with the expanding mechanism, a piston plate (3) is connected to the inside of the oil cylinder (2) in a sliding manner, a sealing mechanism is arranged on the piston plate (3), and the vibration damping mechanism is in transmission connection with the sealing mechanism; damping mechanism still includes coil pipe (8), coil pipe (8) are helical structure, and the upper end and the hydraulic oil box (14) of coil pipe (8) are linked together, the lateral wall upper end at an oil section of thick bamboo (2) is fixed in hydraulic oil box (14), an oil section of thick bamboo (2) is cylindrical section of thick bamboo, and the vertical direction setting of an oil section of thick bamboo (2), coil pipe (8) cup joint in the outside of an oil section of thick bamboo (2), and coil pipe (8) and oil section of thick bamboo (2) sharing the central axis.
2. The support foot of the urological in-vitro physical vibration calculus removing machine according to claim 1, wherein: the utility model discloses a hydraulic control valve, including oil cylinder (2), flow control cylinder (6), through-hole (7) have been seted up to the lateral wall left end of flow control cylinder (6), the central axis of flow control cylinder (6) is perpendicular with the central axis of oil cylinder (2), and the last lateral wall left end of flow control cylinder (6), through-hole (7) are linked together with the lower extreme of coil pipe (8), the inside sliding connection of flow control cylinder (6) has plunger (9), the right-hand member of plunger (9) is connected through the right-hand member of spring (10), plunger (9) can carry out the shutoff to the right side three fourths of through-hole (7).
3. The support foot of the urological in-vitro physical vibration calculus removing machine according to claim 1, wherein: the upper surface of piston board (3) is fixed with vertical ascending slide bar (4), the up end of oil cylinder (2) is run through to the upper end of slide bar (4), and slide bar (4) can slide from top to bottom on the up end of oil cylinder (2), the upper end of slide bar (4) and the bottom surface fixed connection of adapter sleeve (5), sealing mechanism sets up the inside at piston board (3).
4. The support foot of the urological in-vitro physical vibration calculus removing machine according to claim 3, wherein: the sealing mechanism comprises a groove (11) formed in the center of the bottom surface of the piston plate (3), the groove (11) is of a cylindrical structure, the lower end of the groove (11) is open, the groove (11) and the piston plate (3) share the central axis, a second annular groove (27) is formed in the peripheral wall of the piston plate (3), a rubber ring (28) is fixedly connected to the opening of the second annular groove (27), and the second annular groove (27) is communicated with the groove (11) through a first channel (12) formed in the piston plate (3); the inner side wall of the groove (11) is fixedly connected with a rubber diaphragm (29), the groove (11) is divided into an upper cavity and a lower cavity by the rubber diaphragm (29), and the first channel (12) is communicated with the cavity in the groove (11) and positioned on the lower side of the rubber diaphragm (29); the piston is characterized in that a first annular groove (25) is formed in the peripheral wall of the piston plate (3), the first annular groove (25) is located above a second annular groove (27), and the first annular groove (25) is communicated with a cavity, located on the upper side of the rubber diaphragm (29), in the groove (11) through a third channel (26) formed in the piston plate (3).
5. The support foot of the urological in-vitro physical vibration calculus removing machine according to claim 4, wherein: the upper surface of piston board (3) is fixed with lubricating oil box (13), annular one (25) are linked together with lubricating oil box (13) through seting up in inside passageway two (24) of piston board (3).
6. The support foot of the urological in-vitro physical vibration calculus removing machine according to claim 3, wherein: the expansion mechanism comprises a plurality of supports (18), the supports (18) are distributed around the oil cylinder (2), the supports (18) are arranged at equal intervals along the circumferential direction, the middle part of each support (18) is fixedly connected with the middle part of a connecting rod III (19) in a rotating mode, a sleeve (20) is sleeved at the lower end of the connecting rod III (19), the connecting rod III (19) can slide in the sleeve (20), one end, located inside the sleeve (20), of the connecting rod III (19) is connected with the bottom surface of the inside of the sleeve (20) through a spring II (21), and the lower end of the sleeve (20) is rotatably connected with a roller (22) in a fixed shaft mode; the upper end dead axle of connecting rod three (19) rotates the lower extreme of connecting rod two (16), strip-shaped groove (17) have been seted up at the middle part of connecting rod two (16), and the trend of strip-shaped groove (17) is parallel with the length direction of connecting rod two (16), the upper end of support (18) is fixed with the pin rod, the pin rod is pegged graft in strip-shaped groove (17), and the pin rod can slide in strip-shaped groove (17), the upper end of connecting rod two (16) rotates with the lower extreme dead axle of connecting rod one (15) and is connected.
7. The support foot of the urological in-vitro physical vibration calculus removing machine according to claim 6, wherein: the upper end of the first connecting rod (15) is in fixed-axis rotation connection with the peripheral wall of the connecting sleeve (5), and an included angle opening formed by the second connecting rod (16) and the first connecting rod (15) faces the oil cylinder (2).
8. The foot of claim 7 for use in an extracorporeal physical vibration lithotripter, wherein: and an included angle opening formed by the second connecting rod (16) and the third connecting rod (19) deviates from the oil cylinder (2).
9. A method of using the foot of the urological in vitro physical vibration urological lithotripter of any one of claims 1-8, wherein: the method comprises the following steps:
the method comprises the following steps: damping and buffering the in-vitro physical vibration stone extractor through a damping mechanism;
step two: the sealing mechanism is driven by the vibration damping mechanism to increase the sealing performance of the vibration damping mechanism;
step three: the support area of the base plate (1) is increased by driving the expansion mechanism through the vibration reduction mechanism.
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| CN201631348U (en) * | 2010-03-05 | 2010-11-17 | 甘肃康乐塑胶电气有限公司 | Body lithoexpulsium medical device |
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