CN220960398U - External shock wave energy testing device - Google Patents
External shock wave energy testing device Download PDFInfo
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- CN220960398U CN220960398U CN202322718114.7U CN202322718114U CN220960398U CN 220960398 U CN220960398 U CN 220960398U CN 202322718114 U CN202322718114 U CN 202322718114U CN 220960398 U CN220960398 U CN 220960398U
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- 238000012360 testing method Methods 0.000 title claims abstract description 106
- 230000035939 shock Effects 0.000 title claims abstract description 29
- 230000033001 locomotion Effects 0.000 claims abstract description 12
- 238000000338 in vitro Methods 0.000 claims abstract description 11
- 230000006698 induction Effects 0.000 claims abstract description 4
- 238000001514 detection method Methods 0.000 claims description 7
- 230000003116 impacting effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 7
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 4
- 230000001133 acceleration Effects 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 208000012659 Joint disease Diseases 0.000 description 1
- 208000029549 Muscle injury Diseases 0.000 description 1
- 208000010886 Peripheral nerve injury Diseases 0.000 description 1
- 208000021945 Tendon injury Diseases 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
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Abstract
The utility model discloses an in-vitro shock wave energy testing device which comprises a testing block which is arranged in a sliding manner, a tested impact piece which is fixedly arranged and is propped against the testing block, an induction piece which is fixedly arranged on the testing block, a detecting piece which is fixedly arranged on the initial stroke section of the testing block, and a data processor which is connected with the detecting piece. When the sensing piece passes through the detecting piece in the initial stroke section, the detecting piece obtains the instantaneous speed of the test piece in the linear motion by detecting the average speed of the sensing piece, and the data processor calculates the impact wave energy output by the tested impact piece according to the instantaneous speed sent by the detecting piece, so that the energy loss of the test piece caused by friction or collision in the subsequent motion process can be completely ignored, the test result is closer to the actual true value, and the test result is more accurate.
Description
Technical Field
The utility model relates to the technical field of shock wave testing, in particular to an in-vitro shock wave energy testing device.
Background
The external shock wave treatment directly causes the change of human tissues and cells due to the mechanical shock effect and cavitation, thereby achieving the treatment effect, being commonly used for treating tendon injury diseases, peripheral nerve injury diseases, bone joint diseases, muscle injury diseases and other diseases, and having good application prospect.
The patent with publication number CN109668666A provides a testing device for detecting the energy density of the external shock wave, discloses a long tube with a mass block inside, the mass block can do free falling motion in the long tube, a detecting device for detecting the moving distance of the mass block is arranged below the long tube, and the detecting device can measure the upward moving distance of the mass block under the action of the shock wave so as to realize the measurement of the external shock wave energy. However, when the mass block vertically moves along the long tube, the mass block is very easy to collide with the side wall of the long tube, friction is also very easy to occur between the mass block and the long tube, and the collision and friction can cause energy loss, so that the test result is inaccurate.
Disclosure of utility model
The utility model aims to provide an in-vitro shock wave energy testing device which can reduce energy loss caused by friction or collision of a testing block in the motion process and solve the technical problem of inaccurate testing result of the existing testing equipment.
To achieve the above object, the present utility model provides an in vitro shock wave energy testing device, comprising:
A slidably disposed test block;
the tested impact piece is fixedly arranged and is propped against the test block and used for impacting the test block to move along the linear direction;
the sensing piece is fixedly arranged on the test block;
the detection piece is fixedly arranged at the initial travel section of the test block;
a data processor connected with the detection piece;
When the sensing piece passes through the detecting piece in the initial stroke section, the detecting piece is used for obtaining the instantaneous speed of the linear motion of the test block by detecting the average speed of the sensing piece, and the data processor is used for calculating the impact wave energy output by the tested impact piece according to the instantaneous speed sent by the detecting piece.
Preferably, the test device further comprises a linear slide rail fixedly arranged, and the test block is provided with a linear slide groove in sliding fit with the linear slide rail.
Preferably, the linear slide rail comprises two parallel arc slide rails, the linear slide rail comprises two arc slide grooves respectively arranged at the bottom of the test block, and the two arc slide rails are respectively in sliding fit with the two arc slide grooves.
Preferably, a buffer block is fixedly arranged at one end of the linear slide rail, which is far away from the tested impact piece, and the buffer block is used for preventing the test block from being separated from the linear slide rail.
Preferably, the device further comprises a supporting seat and at least one group of fixed seats fixedly arranged on the supporting seat, wherein each group of fixed seats is sleeved outside the tested impact piece and used for fixing the tested impact piece.
Preferably, the device further comprises at least one adjusting block arranged between the fixing seat and the supporting seat, and all the adjusting blocks are used for adjusting the height of the tested impact piece until the central axis of the tested impact piece coincides with the central axis of the testing block.
Preferably, the fixing seat comprises an upper clamping plate with an upper clamping groove, a lower clamping plate with a lower clamping groove and at least one connecting bolt connected between the upper clamping plate and the lower clamping plate, wherein the upper clamping groove and the lower clamping groove are combined relatively to form a clamping hole, and the clamping hole is used for clamping the impact piece to be tested.
Preferably, the device further comprises a limit stop which is fixedly arranged on the supporting seat and used for stopping the backing of the tested impact piece when the tested impact piece impacts.
Preferably, the device also comprises a guide seat fixedly arranged, wherein the guide seat comprises at least one guide column, and the support seat can be slidably arranged on all the guide columns in a penetrating manner; the supporting seat is provided with a locking piece, and the locking piece is used for limiting the position of the supporting seat.
Preferably, the device further comprises a base with a positioning plane, and the detection piece, the guide seat and the linear sliding rail are all fixedly arranged on the positioning plane.
Compared with the background art, the in-vitro shock wave energy testing device provided by the utility model comprises a testing block, a tested impact piece, an induction piece, a detecting piece and a data processor, wherein the testing block is slidably arranged, the tested impact piece is fixedly arranged and props against the testing block, the induction piece is fixedly arranged on the testing block, the detecting piece is fixedly arranged on the initial stroke section of the testing block, and the detecting piece is connected with the data processor.
When the tested impact piece is started, impact energy is applied to the tested piece by the tested impact piece, the tested piece moves along the line after being impacted, the sensing piece synchronously moves along with the tested piece to pass through the detecting piece, the sensing piece passes through the detecting piece in the initial travel section of the tested piece, the detecting piece obtains the average speed of the sensing piece in the initial travel section according to the length and the passing time of the sensing piece, the length of the sensing piece is shorter, the tested piece is in an acceleration state in the initial travel section, the average speed of the sensing piece is close to the instant speed of the tested piece when the tested piece passes through the detecting piece, the detecting piece sends the detected instant speed to the data processor, and the data processor calculates the impact energy output by the tested impact piece according to a common object kinetic energy formula E=1/2 mv 2, wherein E is kinetic energy, namely the impact energy, m is the mass of the tested piece, and v is the instant speed of the tested piece.
The utility model obtains the impact wave energy of the tested impact piece by measuring the instantaneous speed of the test block in the initial stroke section, so that the energy loss of the test block caused by friction or collision in the subsequent movement process can be completely ignored, the test result is closer to the actual true value, and the test result is more accurate.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is a block diagram of an in vitro shock wave energy testing device provided by an embodiment of the present utility model;
FIG. 2 is an assembly view of the impact member and the fixing base shown in FIG. 1;
FIG. 3 is a top view of the impact member and holder of FIG. 1 assembled;
FIG. 4 is an assembled view of the guide holder, limit stop, support holder, and impact assembly of FIG. 1;
FIG. 5 is a front view of the treatment head, test block, sensor strip and test piece of FIG. 1 assembled;
FIG. 6 is an exploded view of the holder of FIG. 1;
FIG. 7 is an assembly view of the test block and sense die of FIG. 1;
fig. 8 is an exploded view of fig. 7.
The reference numerals are as follows:
the device comprises a test block 11, a tested impact piece 12, a sensing piece 13, a detection piece 14, a data processor 15, a linear slide rail 16, a buffer block 17, a supporting seat 18, a fixed seat 19, an adjusting block 20, a limit stop 21, a guide seat 22, a locking piece 23 and a base 24;
A circular arc chute 111;
A treatment head 121;
A circular arc slide rail 161;
An upper clamping plate 191, a lower clamping plate 192, and a connecting bolt 193;
An upper clip groove 1911;
A lower clip groove 1921;
A guide post 221;
Positioning plane 241.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In order that those skilled in the art will better understand the present utility model, the following description will be given in detail with reference to the accompanying drawings and specific embodiments.
The embodiment of the utility model discloses an in-vitro shock wave energy testing device, which is shown in figure 1 and comprises a testing block 11, a tested impact piece 12, a sensing piece 13, a detecting piece 14 and a data processor 15, wherein the testing block 11 is slidably arranged and is used for driving the sensing piece 13 to pass through the detecting piece 14. The test block 11 may be a weight, and its outer surface may be cylindrical, but is not limited thereto.
The tested impact piece 12 is fixedly arranged, the head of the tested impact piece 12 is provided with a treatment head 121, and the treatment head 121 is propped against the test block 11 in the horizontal direction and is used for providing shock waves for the test block 11, so that the test block 11 moves along the line under the collision of the tested impact piece 12. The impact member 12 to be measured may be an external shock wave therapeutic apparatus, such as an impact gun, etc., and is not particularly limited herein. The treatment head 121 is of an air pressure trajectory type, and in general, the treatment head 121 is impacted forward by the impact member 12 to be tested by 3-4 mm, the treatment head 121 impacts the test block 11 to perform an acceleration motion in an initial stroke section, and then the test block 11 performs a deceleration motion.
The sensing piece 13 is fixedly arranged on the test block 11 and is used for synchronously and linearly moving along with the test block 11. The top of the test block 11 is provided with a fixing groove, and the sensing piece 13 can be stuck in the fixing groove. The sensor strip 13 is centered on the top of the test block 11. The detecting element 14 is fixedly arranged at the initial travel section of the detecting block 11. Before the impact, the sensing piece 13 and the detecting piece 14 keep a set distance, as shown in fig. 5, the set distance is specifically 10mm, and the set distance is shorter, so that the detecting piece 11 is convenient to accelerate sufficiently, and the average speed of the sensing piece 13 passing through the detecting piece 14 is close to the instantaneous speed of the detecting piece 11. Of course, the set distance is not limited to 10mm, and can be specifically adapted according to the energy of the impact wave of the impact member 12 to be measured.
The sensor 13 may be a light shielding sheet, and the speed measuring element may be a photoelectric gate, so that the photoelectric gate can sensitively detect the light shielding sheet. Of course, the types of both the sensing piece 13 and the detecting piece 14 are not limited thereto.
The data processor 15 is communicated with the detecting member 14 through a signal wire, so that signal transmission can be realized. The signal transmission manner between the data processor 15 and the detecting member 14 and the data processing manner of the data processor 15 are referred to the prior art, and will not be described in detail herein.
When the tested impact piece 12 is started, the tested impact piece 12 applies impact energy to the test block 11, the test block 11 moves along the line after being impacted, and the sensing piece 13 synchronously moves along with the test block 11 and passes through the detection piece 14; the length of the sensing piece 13 is L, the sensing piece 13 passes through the detecting piece 14 in the initial travel section of the test block 11, the detecting piece 14 detects that the passing time of the sensing piece 13 is Δt, the detecting piece 14 obtains the average speed of the sensing piece 13 in the initial travel section according to the length and the passing time of the sensing piece 13, the average speed of the sensing piece 13 is v=l/Δt, the length of the sensing piece 13 is shorter, the test block 11 is in an acceleration state in the initial travel section, the average speed of the sensing piece 13 is close to the instant speed of the test block 11 when the test block 11 passes through the detecting piece 14, the detecting piece 14 sends the detected instant speed to the data processor 15, and the data processor 15 calculates the impact wave energy output by the tested impact piece 12 according to a common object kinetic energy formula e=1/2 mv 2, wherein E is kinetic energy, namely the impact wave energy, m is the mass of the test block 11, and v is the instant speed of the test block 11.
The utility model obtains the impact wave energy of the tested impact piece 12 by measuring the instantaneous speed of the test block 11 in the initial stroke section, so that the energy loss caused by friction or collision of the test block 11 in the subsequent movement process can be completely ignored, the test result is closer to the actual true value, and the test result is more accurate.
The utility model further comprises a linear slide rail 16 which is fixedly arranged, the test block 11 is provided with a linear slide groove, and the linear slide rail 16 is in sliding fit with the linear slide groove and is used for guiding the test block 11 to slide linearly.
The linear slide rail 16 includes two parallel arrangement's circular arc slide rail 161, and the linear spout includes two circular arc slide ways 111 of locating test block 11 bottom respectively, as shown in fig. 7 and 8, two circular arc slide rail 161 respectively with two circular arc slide ways 111 sliding fit, except that guide test block 11 linear slip, can also prevent that test block 11 from taking place to roll about in the slip process, ensure that sensing piece 13 can remain on the top of test block 11 all the time in the test block 11 motion process, ensure that sensing piece 13 can be reliably detected to detecting piece 14, avoid detecting piece 14 not to detect sensing piece 13 and lead to the test failure.
The end of the linear slide rail 16 far away from the impact piece 12 to be tested is fixedly provided with a buffer block 17, and the buffer block 17 mainly plays a role in buffering and is used for preventing the test block 11 from being separated from the linear slide rail 16. The buffer block 17 may be, but not limited to, a rubber block.
As shown in fig. 2 and 3, the present utility model further includes a supporting seat 18 and at least one set of fixing seats 19 fixedly disposed on the supporting seat 18, where the supporting seat 18 is mainly used for supporting the impact member 12 to be tested. Each group of fixing seats 19 are sleeved outside the tested impact piece 12 and are used for fixing the tested impact piece 12, limiting the tested impact piece 12 to move up and down and left and right, and realizing reliable fixing of the tested impact piece 12. In this embodiment, two sets of fixing bases 19 are specifically disposed on the supporting base 18, and the two sets of fixing bases 19 are respectively located at two ends of the impact member 12 to be tested. Of course, the number of the fixing bases 19 is not limited to two, and can be adaptively adjusted according to the external dimensions of the impact member 12 to be measured, which is not particularly limited herein.
As shown in fig. 6, the fixing base 19 includes an upper clamping plate 191 having an upper clamping groove 1911, a lower clamping plate 192 having a lower clamping groove 1921, and at least one connecting bolt 193 connected between the upper clamping plate 191 and the lower clamping plate 192, and the upper clamping groove 1911 and the lower clamping groove 1921 are opposite to each other and combined to form a clamping hole for clamping the impact member 12 to be tested. Of course, the structure of the fixing base 19 is not limited thereto.
The utility model also comprises at least one adjusting block 20 arranged between the fixed seat 19 and the supporting seat 18, the number of the adjusting blocks 20 can be flexibly adjusted according to the height of the tested impact piece 12, and further the height of the tested impact piece 12 is adjusted until the central axis of the tested impact piece 12 coincides with the central axis of the test block 11, so that the tested impact piece 12 can directly impact at the central position of the test block 11 when impacting, and the derailment of the test block 11 caused by the fact that the impact point is not at the central position of the test block 11 is prevented.
The utility model also comprises a limit stop 21 fixedly arranged on the supporting seat 18, wherein the limit stop 21 and one end of the tested impact piece 12 far away from the treatment head 121 are used for preventing the tested impact piece 12 from retreating when impacted. The limit stop 21 may be L-shaped, and includes a vertical plate and a horizontal plate that are vertically connected, the horizontal plate is fixed on the supporting seat 18 by bolts, and a reinforcing plate is disposed between the vertical plate and the horizontal plate, so as to improve the mechanical strength of the limit stop 21. Of course, the structure of the limit stop 21 is not limited thereto.
The utility model also comprises a guide seat 22 fixedly arranged, wherein the guide seat 22 comprises a front support, a rear support and at least one guide post 221 which is fixedly connected between the front support and the rear support in parallel, and the support seat 18 can be slidably penetrated through all the guide posts 221, so that all the guide posts 221 guide the support seat 18 to linearly move, the fixed position of the tested impact piece 12 is regulated, the treatment head 121 is ensured to be propped against the test block 11, and the set distance between the sensing piece 13 and the detection piece 14 is kept. The support base 18 is provided with locking members 23, as shown in fig. 4, the locking members 23 locking the support base 18 when the support base 18 is slid to the desired position, limiting movement of the support base 18 during impact. The locking member 23 may be, but not limited to, a locking screw passing through the support base 18 and abutting against the guide post 221.
The utility model also comprises a base 24 with a positioning plane, wherein the detecting piece 14, the guide seat 22 and the linear slide rail 16 are all fixedly arranged on the positioning plane, so that the detecting piece 14, the guide seat 22 and the linear slide rail 16 are ensured to be positioned at the same level, and conditions are provided for the linear sliding of the test block 11.
It should be noted that in this specification relational terms such as first and second are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.
The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present utility model and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.
Claims (10)
1. An in vitro shock wave energy testing device, comprising:
a slidably arranged test block (11);
The tested impact piece (12) is fixedly arranged and is propped against the test block (11) and used for impacting the test block (11) to move along the line;
The induction piece (13) is fixedly arranged on the test block (11);
the detection piece (14) is fixedly arranged at the initial travel section of the test block (11);
a data processor (15) connected to the detecting member (14);
When the sensing piece (13) passes through the detecting piece (14) in the initial stroke section, the detecting piece (14) is used for obtaining the instantaneous speed of the linear motion of the test block (11) by detecting the average speed of the sensing piece (13), and the data processor (15) is used for calculating the impact wave energy output by the tested impact piece (12) according to the instantaneous speed sent by the detecting piece (14).
2. The in vitro shock wave energy testing device according to claim 1, further comprising a fixedly arranged linear slide (16), the testing block (11) being provided with a linear slide in sliding engagement with the linear slide (16).
3. The in-vitro shock wave energy testing device according to claim 2, wherein the linear sliding rail (16) comprises two parallel circular arc sliding rails (161), the linear sliding rails comprise two circular arc sliding rails (111) respectively arranged at the bottom of the testing block (11), and the two circular arc sliding rails (161) are respectively in sliding fit with the two circular arc sliding rails (111).
4. The in-vitro shock wave energy testing device according to claim 2, wherein a buffer block (17) is fixedly arranged at one end of the linear slide rail (16) far away from the tested impact piece (12), and the buffer block (17) is used for preventing the test block (11) from being separated from the linear slide rail (16).
5. The device according to any one of claims 2 to 4, further comprising a support base (18) and at least one set of fixing bases (19) fixed to the support base (18), wherein each set of fixing bases (19) is sleeved outside the tested impact member (12) and is used for fixing the tested impact member (12).
6. The external shock wave energy testing device according to claim 5, further comprising at least one adjusting block (20) arranged between the fixing seat (19) and the supporting seat (18), wherein all the adjusting blocks (20) are used for adjusting the height of the tested shock piece (12) until the central axis of the tested shock piece (12) coincides with the central axis of the testing block (11).
7. The external shock wave energy testing device according to claim 5, wherein the fixing base (19) comprises an upper clamping plate (191) with an upper clamping groove (1911), a lower clamping plate (192) with a lower clamping groove (1921) and at least one connecting bolt (193) connected between the upper clamping plate (191) and the lower clamping plate (192), and the upper clamping groove (1911) and the lower clamping groove (1921) are oppositely combined to form a clamping hole for clamping the tested shock piece (12).
8. The external shock wave energy testing device according to claim 5, further comprising a limit stop (21) fixed to the support base (18) and adapted to stop the back of the tested impact member (12) when impacted.
9. The external shock wave energy testing device according to claim 5, further comprising a fixedly arranged guide holder (22), said guide holder (22) comprising at least one guide post (221), said support holder (18) being slidably arranged through all of said guide posts (221); the supporting seat (18) is provided with a locking piece (23), and the locking piece (23) is used for limiting the position of the supporting seat (18).
10. The external shock wave energy testing device according to claim 9, further comprising a base (24) having a positioning plane (241), wherein the detecting member (14), the guide holder (22) and the linear slide (16) are all fixedly arranged on the positioning plane (241).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322718114.7U CN220960398U (en) | 2023-10-10 | 2023-10-10 | External shock wave energy testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322718114.7U CN220960398U (en) | 2023-10-10 | 2023-10-10 | External shock wave energy testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220960398U true CN220960398U (en) | 2024-05-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322718114.7U Active CN220960398U (en) | 2023-10-10 | 2023-10-10 | External shock wave energy testing device |
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| Country | Link |
|---|---|
| CN (1) | CN220960398U (en) |
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2023
- 2023-10-10 CN CN202322718114.7U patent/CN220960398U/en active Active
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