CN111184588A - Shock wave generating device - Google Patents
Shock wave generating device Download PDFInfo
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- CN111184588A CN111184588A CN202010115069.4A CN202010115069A CN111184588A CN 111184588 A CN111184588 A CN 111184588A CN 202010115069 A CN202010115069 A CN 202010115069A CN 111184588 A CN111184588 A CN 111184588A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61D—VETERINARY INSTRUMENTS, IMPLEMENTS, TOOLS, OR METHODS
- A61D1/00—Surgical instruments for veterinary use
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- Animal Behavior & Ethology (AREA)
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Abstract
The invention relates to a shock wave generating device, which belongs to the technical field of animal experiment devices and comprises an injection pipe, a high-pressure chamber and an instant pressurizing mechanism, wherein a high-pressure cavity is arranged in the high-pressure chamber, the high-pressure cavity is communicated with an external high-pressure generator through a high-pressure pipeline, the injection pipe is provided with a high-pressure rupture membrane, the instant pressurizing mechanism comprises a shell, a sealing plate, a water inlet groove, a water inlet rod, a piston, a push rod and a water inlet driver, the high-temperature cavity is arranged in the shell, the piston is arranged in the high-pressure cavity, one end of the push rod extends into the high-pressure cavity to be fixed with the piston, the other end of the push rod extends into the high-temperature cavity to be fixed with the sealing plate, the water inlet groove is arranged in the lower. The invention provides gas with rated pressure through an external high-pressure generator, and the pressure of a high-pressure chamber is instantly increased through an instant pressurization mechanism to form high-pressure working gas, so that the high-pressure rupture membrane is damaged to cause impact wave wound to animals.
Description
Technical Field
The invention relates to the technical field of animal experiment devices, in particular to a shock wave generating device for instantly injuring an experimental animal.
Background
In the research of animal shock wave injury, if a gas injury mode is adopted, high-pressure gas needs to be released instantly, high-pressure shock waves are formed to cause injury to animals, and the mode has more uncertainty: firstly, how the high-pressure gas is formed, and the formation of the high-pressure gas may have higher requirements on equipment, so that the cost is increased sharply, and the risk is high; secondly, the high-pressure gas is released, and the prior art adopts the mode of directly opening the valve, has higher requirement on the valve, is difficult to control and has possible risks.
Therefore, there is a need to research on gas media and develop a safe and reliable shock wave generator using high-pressure gas as a medium to help to comprehensively research the mechanism, cause and solution of the impact injury.
Disclosure of Invention
In view of the above, an object of the present invention is to provide a shock wave generator, which uses gas as a shock wave medium, provides a new high-pressure forming method and releasing method, and solves the problems of high cost and high risk in the prior art.
The invention is realized by the following technical scheme:
the shock wave generating device comprises an injection pipe, a high-pressure chamber and an instant supercharging mechanism, wherein a high-pressure cavity is arranged in the high-pressure chamber, the high-pressure cavity is communicated with an external high-pressure generator through a high-pressure pipeline, the injection pipe is communicated with the high-pressure cavity of the high-pressure chamber, a high-pressure rupture membrane is hermetically arranged in the injection pipe, the instant supercharging mechanism comprises a shell, a sealing plate, a water inlet groove, a water inlet rod, a piston, a push rod and a water inlet driver, a high-temperature cavity filled with a high-temperature medium is arranged in the shell, the sealing plate can be arranged above the high-temperature cavity in a telescopic manner, the piston is arranged in the high-pressure cavity, one end of the push rod extends into the high-pressure cavity and is fixed with the piston, one end of the push rod extends into the high-temperature cavity and is fixed with the sealing plate, the water inlet groove is arranged in the lower region of the shell, a water inlet, the tip of water inlet rod extends into the intake antrum internal seal the inlet opening, the upper portion region is provided with the necking down in the shell, the shrouding sets up the top at the necking down, the cross sectional area in high-pressure chamber is held by the piston and is diminished to the injection pipe end gradually.
Further, the instant supercharging mechanism further comprises a heating resistor arranged outside the shell and a heat insulation layer arranged outside the heating resistor.
Furthermore, the high-pressure chamber and the shell are fixed in position, and the push rod is connected through a plurality of sections of hinges.
Furthermore, the high-pressure chamber and the shell are fixed in position, and the push rod is hinged in two sections.
Further, the high-pressure rupture film is a plastic film.
Furthermore, the water inlet hole is a tapered hole with a small upper part and a large lower part, and the end part of the water inlet rod is provided with a sealing cone matched with the tapered hole.
Further, pressure sensors are arranged in the high-pressure cavity and the injection pipe, and a temperature sensor is arranged in the high-temperature cavity.
Further, still include the controller, temperature sensor, pressure sensor, high pressure generator, the driver of intaking with controller electric communication.
Furthermore, the shell is provided with a limiting flange at the outlet of the high-temperature cavity, and the limiting flange is arranged above the sealing plate.
The invention has the beneficial effects that:
1. according to the invention, high-pressure gas is provided for the high-pressure chamber through the external high-pressure generator, so that the high-pressure chamber has a certain high-pressure environment, but not working pressure, and the pressure is much lower than injury pressure, and equipment can be protected;
2. the invention adds water into high temperature medium, and vaporizes rapidly to form explosion, which causes the push rod to move violently, thus the high pressure film is broken to form strong directional shock wave, and the high temperature is released to cause muscle or skeleton damage to animals, and the invention simulates scald and shock wave composite injury generated by modern war cannonball and explosive explosion. Enriching the injury condition of animal experiments.
In a word, the invention provides gas with rated pressure for the high-pressure chamber through the external high-pressure generator, and then the pressure of the high-pressure chamber is instantly increased through the instant pressurization mechanism to form high-pressure working gas, so that the high-pressure rupture membrane is damaged, and the animal is injured. When the high pressure is finished, the pressure chamber is opened to finish the release, namely the high pressure and the release are finished simultaneously, so that the requirement on equipment is reduced, the risk is low, and the cost is low.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the instant booster mechanism of the present invention;
FIG. 3 is a diagram of the instant booster mechanism of the present invention in its operating state;
FIG. 4 is a schematic circuit diagram of the present invention;
FIG. 5 is a schematic view of the spray tube as it is positioned upwardly;
FIG. 6 is a schematic view of the spray pipe disposed right above;
FIG. 7 is a schematic view of the ejector tube as it is positioned to the right;
fig. 8 is a schematic view when the ejection tube is disposed downward and rightward.
Description of reference numerals:
1-an injection pipe; 2-a high pressure chamber; 3-instantaneous pressurizing mechanism; 4-high pressure chamber; 5-high pressure pipeline; 6-high pressure rupture of the membrane; 7-a housing; 8-closing the plate; 9-a water inlet tank; 10-a water inlet rod; 11-a piston; 12-a push rod; 13-a water inlet driver; 14-high temperature chamber; 15-heating resistance; 16-heat insulation layer; 17-hinging; 18-a closed cone; 19-a controller; 20-a temperature sensor; 21-a display screen; 22-a position-defining flange; 23-a power supply; 24-a high temperature medium; 25-a water inlet pipe; 26-necking down; 27-water inlet hole; 28-pressure sensor.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the above description of the present invention, it should be noted that the terms "one side", "the other side" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or the element to which the present invention is directed must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
Further, the term "identical" and the like do not mean that the components are absolutely required to be identical, but may have slight differences. The term "perpendicular" merely means that the positional relationship between the components is more perpendicular than "parallel", and does not mean that the structure must be perfectly perpendicular, but may be slightly inclined.
As shown in fig. 1 to 8, the shock wave generating device of the present embodiment includes an injection pipe 1, a high pressure chamber 2 and an instant pressurizing mechanism 3, wherein a high pressure chamber 4 is disposed in the high pressure chamber, the high pressure chamber is communicated with an external high pressure generator (not shown) through a high pressure pipeline 5, the high pressure generator can be an air compressor or a high pressure pump, so as to provide pressure gas for the high pressure chamber to maintain a constant pressure value, the injection pipe is communicated with the high pressure chamber of the high pressure chamber, and a high pressure rupture membrane 6 is disposed in the injection pipe in a sealing manner, the high pressure rupture membrane seals the high pressure chamber when not in operation, the high pressure rupture membrane is a plastic membrane, and is made of a plastic material or a metal material, multiple rupture marks are disposed on a membrane body, and when the pressure in the high pressure chamber increases sharply, the high pressure rupture membrane is crushed instantaneously along the rupture marks, and the high pressure; the instant supercharging mechanism comprises a shell 7, a sealing plate 8, a water inlet groove 9, a water inlet rod 10, a piston 11, a push rod 12 and a water inlet driver 13, wherein a high-temperature cavity 14 containing a high-temperature medium 24 is arranged in the shell, and the high-temperature medium is preferably metal with a melting point below 300 ℃, but metal with a melting point above 300 ℃ can be used. The metal with melting point below 300 deg.C can be tin, bismuth, polonium or low-melting-point alloy; the shrouding sets up the top in the high temperature chamber, and be provided with certain clearance between shrouding and the high temperature intracavity wall, make the shrouding can strike under atmospheric pressure, freely slide and go up and down along high temperature intracavity wall, and simultaneously, the piston sets up in the high pressure intracavity, push rod one end is extended into the high pressure chamber and is fixed with the piston, one end is extended into the high temperature chamber and is fixed with the shrouding, the intake chamber sets up the below region at the shell, the shell sets up inlet opening 27 in the region of intake chamber, the pole of intaking is fixed on the intake chamber through intaking driver liftable, the tip of pole of intaking extends into intake chamber internal seal inlet opening 27.
Under the usual condition, the inlet opening is firmly sealed to the tip of water intaking pole, prevent that the water in the intake chamber from getting into the high temperature chamber, when the during operation, the water intaking driver withdraws, the pole that will intake withdraws from the inlet opening, cooling water gets into the rapid vaporization in the high temperature chamber, the explosion, the shrouding is stricken violently to the high temperature medium, the shrouding promotes push rod piston compression hyperbaric chamber, make gas reach operating pressure in the short time, and through reasonable design and experiment, just in time can break the membrane with high pressure rupture and crash, make hyperbaric gas rush out hyperbaric chamber and injection pipe, cause the damage to the animal.
The working pressure is set according to the needs, generally about 18-22 MPa, and the rupture pressure of the high-pressure rupture membrane is about 18-22 MPa,
the inlet tank 9 is communicated with an external water source through an inlet pipe 25 to provide a sufficient amount of water and maintain a certain water pressure so that water can enter the high temperature chamber from the inlet hole when the inlet lever is opened.
Meanwhile, in the embodiment, the necking portion 26 is arranged in the upper region of the housing, the sealing plate is arranged above the necking portion, the high-temperature medium is extruded when passing through the necking portion, the pressure is increased sharply, the high-temperature medium is emitted out similar to an emission chamber and impacts on the sealing plate, and therefore larger impact force is achieved.
In particular, the cross-sectional area of the high-pressure chamber becomes gradually smaller from the piston end to the jet pipe end, so that in the high-temperature chamber, when gas is pressed from the piston end to the jet pipe end, the gas pressure increases as the cross-section becomes gradually narrower, and finally reaches a pressure that breaks the high-pressure rupture membrane. The structure enables the gas to have a rapid pressurization process when moving in the high-pressure cavity, thereby enabling the test to be faster and the efficiency to be higher.
As a modification of this embodiment, the instant supercharging mechanism further includes a heating resistor 15 disposed outside the housing and a heat insulating layer 16 disposed outside the heating resistor. Of course, the device also comprises a power supply 23 or an external power supply, wherein the power supply is electrically communicated with the heating resistor to provide heating electric energy, so that the high-temperature medium is kept within a certain temperature range, and water vapor explosion can occur. The heat insulation layer can prevent the heat from being dissipated, and the energy consumption is reduced; meanwhile, the external environment is prevented from being overheated, and a comfortable working environment is favorably provided.
As an improvement of the embodiment, the high-pressure chamber and the shell are fixed in position, so that the high-pressure chamber and the shell are fixed with each other, the two are prevented from being unfixed, the movement of the push rod is limited, and corresponding parts are damaged; further, this embodiment sets up the push rod into segmentation structure, and for articulated 17 between section and the section, when there is certain displacement at push rod both ends, perhaps when self takes place to buckle, both ends can rotate each other to the compensation to crooked or displacement has further improved the security that equipment used.
As the improvement of the embodiment, the water inlet hole is a tapered hole with a small upper part and a large lower part, and the end part of the water inlet rod is provided with a closed cone 18 matched with the tapered hole. Through the taper fit of the closing cone and the tapered hole, the fit quality can be improved, and therefore the sealing level is improved.
As the improvement of this embodiment, still include controller 19, display screen 21, be provided with temperature sensor 20 in the high temperature intracavity, the real-time temperature in high temperature chamber can in time be known, be provided with pressure sensor 28 in high pressure chamber and injection pipe, a pressure level for mastering high pressure chamber and injection pipe in real time, and simultaneously, pressure sensor, a weighing sensor and a temperature sensor, high pressure generator, drive and power of intaking all communicate with controller electrical property, controller and display screen electrical property intercommunication, control through the controller, and to the pressure value through the display screen, the demonstration of temperature value, do benefit to the staff to relevant real-time adjustment, in order to satisfy the experimental requirement, help improving the automation level and the security of device.
As the improvement of this embodiment, the casing is located high temperature chamber exit and is provided with spacing flange 22, and spacing flange sets up the top at the shrouding, prevents that the shrouding from under the effect of high temperature medium, dashes out the high temperature chamber to through setting for suitable medium capacity and suitable flange thickness, can realize rated impact force, reach satisfied design effect.
As a modification of this embodiment, the ejector pipe is provided at a different position in the high-pressure chamber, as shown in fig. 5, directly above the high-pressure chamber, as shown in fig. 6, to the right of the high-pressure chamber, as shown in fig. 7, to the right of the high-pressure chamber, and as shown in fig. 8, to the right of the low-pressure chamber, so that the adaptability is improved in various applications by various specifications.
In this embodiment, the water inlet driver may be an electric push rod, and the electric push rod is electrically connected to the power supply to provide electric energy for movement. The lifting of the water inlet rod is realized through the lifting of the push rod, so that the opening and closing operation of the water inlet hole is realized, and the operation of adding cooling water into the high-temperature cavity is realized.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.
Claims (8)
1. Shock wave generating device, its characterized in that: including injection pipe, hyperbaric chamber and booster mechanism in the twinkling of an eye, be provided with the high-pressure chamber in the hyperbaric chamber, the high-pressure chamber passes through high-pressure line and outside high pressure generator intercommunication, the injection pipe communicates with the high-pressure chamber of hyperbaric chamber, just the intraductal seal of injection is provided with the high pressure and breaks the membrane, booster mechanism includes shell, shrouding, intake chamber, water inlet rod, piston, push rod and the driver of intaking in the twinkling of an eye, be provided with the high temperature chamber that contains high temperature medium in the shell, but setting that the shrouding falls is in the top in high temperature chamber, the piston sets up in the high pressure chamber, push rod one end extends into the high pressure chamber with the piston is fixed, one end extends into the high temperature chamber with the shrouding is fixed, the intake chamber sets up in the below region of shell, the shell sets up the inlet opening in the region of intake chamber, the water inlet rod, the tip of water inlet rod extends into the intake antrum internal seal the inlet opening, the upper portion region is provided with the necking down in the shell, the shrouding sets up the top at the necking down, the cross sectional area in high-pressure chamber is held by the piston and is diminished to the injection pipe end gradually.
2. The shock wave generating apparatus according to claim 1, wherein: the instant supercharging mechanism further comprises a heating resistor arranged outside the shell and a heat insulation layer arranged outside the heating resistor.
3. The shock wave generating apparatus according to claim 1, wherein: the high-pressure chamber and the shell are fixed in position, and the push rod is hinged in two sections.
4. The shock wave generating apparatus according to claim 1, wherein: the high-pressure rupture film is a plastic film.
5. The shock wave generating apparatus according to claim 1, wherein: the water inlet hole is a tapered hole with a small upper part and a large lower part, and the end part of the water inlet rod is provided with a sealing cone matched with the tapered hole.
6. The shock wave generating apparatus according to claim 1, wherein: pressure sensors are arranged in the high-pressure cavity and the injection pipe, and temperature sensors are arranged in the high-temperature cavity.
7. The shock wave generating apparatus according to claim 6, wherein: still include the controller, temperature sensor, pressure sensor, high pressure generator, the driver of intaking with controller electric communication.
8. The shock wave generating apparatus according to claim 1, wherein: the shell is provided with a limiting flange at the outlet of the high-temperature cavity, and the limiting flange is arranged above the sealing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010115069.4A CN111184588A (en) | 2020-02-24 | 2020-02-24 | Shock wave generating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010115069.4A CN111184588A (en) | 2020-02-24 | 2020-02-24 | Shock wave generating device |
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| Publication Number | Publication Date |
|---|---|
| CN111184588A true CN111184588A (en) | 2020-05-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010115069.4A Pending CN111184588A (en) | 2020-02-24 | 2020-02-24 | Shock wave generating device |
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| CN (1) | CN111184588A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113179734A (en) * | 2021-05-26 | 2021-07-30 | 广西壮族自治区农业科学院 | Irrigation device for planting sweetsop |
-
2020
- 2020-02-24 CN CN202010115069.4A patent/CN111184588A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113179734A (en) * | 2021-05-26 | 2021-07-30 | 广西壮族自治区农业科学院 | Irrigation device for planting sweetsop |
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