CN113108890A - Vibration detection device convenient to adjust for engineering mechanics experiments - Google Patents
Vibration detection device convenient to adjust for engineering mechanics experiments Download PDFInfo
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- CN113108890A CN113108890A CN202110358219.9A CN202110358219A CN113108890A CN 113108890 A CN113108890 A CN 113108890A CN 202110358219 A CN202110358219 A CN 202110358219A CN 113108890 A CN113108890 A CN 113108890A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H1/00—Measuring characteristics of vibrations in solids by using direct conduction to the detector
- G01H1/12—Measuring characteristics of vibrations in solids by using direct conduction to the detector of longitudinal or not specified vibrations
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Abstract
The invention discloses a vibration detection device convenient to adjust for engineering mechanics experiments, which belongs to the field of engineering mechanics experiments and comprises a bottom plate, wherein a plurality of universal wheels capable of being braked are installed on the bottom wall of the bottom plate, a plurality of lifting mechanisms are installed on the top wall of the bottom plate, the top ends of the lifting mechanisms are output ends, lifting platforms are installed at the output ends of the lifting mechanisms, a supporting seat is installed on the top wall of each lifting platform, two groups of adjusting rings are arranged above the supporting seat and installed through a supporting frame, and each supporting frame comprises two frames and four sliding rods. The invention can simultaneously detect three detection surfaces of the column body and the beam body, obtains more detailed and comprehensive data, improves the accuracy of engineering mechanical detection, has comprehensive operation range, can detect the column bodies and the beam bodies with different sizes, has wider use range and adjustable height, can conveniently move and fix, and eliminates the influence of the device on the detection accuracy.
Description
Technical Field
The invention relates to the technical field of engineering mechanics experiments, in particular to a vibration detection device convenient to adjust and used for engineering mechanics experiments.
Background
Engineering mechanics experiment is one of scientific experiments, and some experiments need to detect the vibrations that the experiment produced in engineering mechanics experiment, and the detection and analysis result to the experimental result is directly influenced to the vibrations detection device in the experiment.
Through the retrieval, chinese patent No. CN 209589245U discloses a vibrations detection device convenient to adjust for engineering mechanics experiments, including check out test set and regulation structure, check out test set's top is provided with the rotation regulation structure, and the top of rotation regulation structure is provided with the regulation structure, the regulation structure includes horizontal guide, spacing groove, stopper, regulation post and detection contact, horizontal guide's inside is provided with the spacing groove, the one side that the rotation regulation structure was kept away from to the regulation post all is provided with the stopper.
When the vibration detection device in the prior art is used for detecting the columns and beams of the building, the following defects exist: the detection device can only detect one of the column body and the beam body through single operation, and the detection surface is only one surface, namely, a plurality of detection surfaces of any one or two of the column body and the beam body cannot be detected, so that the operation has great limitation, and the invention provides the conveniently-adjusted vibration detection device for engineering mechanics experiments again.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a vibration detection device convenient to adjust for engineering mechanics experiments.
In order to achieve the purpose, the invention adopts the following technical scheme:
a vibration detection device convenient to adjust for engineering mechanics experiments comprises a bottom plate, wherein a plurality of universal wheels capable of being braked are mounted on the bottom wall of the bottom plate, a plurality of lifting mechanisms are mounted on the top wall of the bottom plate, the top ends of the lifting mechanisms are output ends, lifting platforms are mounted at the output ends of the lifting mechanisms together, a supporting seat is mounted on the top wall of each lifting platform, two groups of adjusting rings are arranged above the supporting seat and mounted through a supporting frame, each supporting frame comprises two frames and four sliding rods, the two frames are vertically arranged in parallel, and the four sliding rods are transversely arranged in parallel;
each group of adjusting rings comprises three ring bodies positioned on the same horizontal plane, the three ring bodies positioned on the same horizontal plane are simultaneously installed on two slide bars, the ring bodies positioned on two sides are slidably installed with the slide bars, the ring body positioned in the middle is fixedly installed with the slide bars, the middle ring body positioned on the lower side is fixed with a supporting seat, two sides of each ring body positioned in the middle are rotatably installed with thread adjusting rods, and each thread adjusting rod penetrates through the ring bodies positioned on two sides and is installed with the thread adjusting rods in a threaded manner;
the outer side of each ring body is rotatably sleeved with a sleeve ring, the outer side wall of each sleeve ring is provided with a telescopic rod and a locking bolt, one ends, far away from the sleeve ring, of the telescopic rods on two sides are provided with first detection heads, and one end, far away from the sleeve ring, of the telescopic rod in the middle is provided with a second detection head;
each first detection head comprises a first rod body, the first rod body and the telescopic rod are radially arranged, one end, away from the telescopic rod, of the first rod body is slidably sleeved with a first sleeve, one end, away from the first rod body, of the first sleeve is provided with a first pressure sensor, one ends, away from each other, of the first rod body and the first sleeve are fixedly sleeved with first positioning rings, and a first spring is arranged between the two first positioning rings;
every the second detects the head and all includes the second body of rod, the second body of rod is installed with the telescopic link axial, the one end slip cover that the telescopic link was kept away from to the second body of rod is equipped with the second sleeve pipe, the one end that the second body of rod was kept away from to the second sleeve pipe is installed second pressure sensor, the equal fixed cover in one end that the second body of rod and second sleeve pipe kept away from each other is equipped with the second holding ring, and installs the second spring between two second holding rings jointly.
Further, the lifting mechanism adopts a hydraulic lifting rod.
Furthermore, the supporting seat comprises a rectangular plate installed on the lifting platform and an arc plate installed on the upper portion of the rectangular plate, and the arc plate is fixed on the bottom surface of the ring body.
Furthermore, each ring body located on two sides is provided with a sliding hole matched with the sliding rod in a penetrating mode and a threaded hole matched with the threaded adjusting rod.
Furthermore, hand wheels are installed at one ends, far away from the ring body, of the thread adjusting rods, and the thread adjusting rods are rotatably installed with the ring body in the middle through limiting bearings.
Further, the locking bolt runs through one side of the lantern ring, and the outer surface of the ring body is provided with anti-skidding lines matched with the end part of the locking bolt.
Furthermore, the outer surface of each ring body is fixed with two limit rings, the two limit rings are symmetrically arranged on two sides of the sleeve ring, and the side surfaces of the limit rings are in sliding contact with the side surfaces of the sleeve ring.
Further, the telescopic link includes the screwed pipe with the surface rotation installation of the lantern ring, still include with screwed pipe assorted threaded rod, the telescopic link passes through threaded rod and first detection head fixed mounting, the telescopic link passes through threaded rod and second detection head fixed mounting.
Further, the first rod body is radially installed with a threaded rod of the telescopic rod, and the second rod body is axially installed with the threaded rod of the telescopic rod.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the vibration detection device, the plurality of first detection heads and the plurality of second detection heads are arranged, so that a plurality of detection surfaces of the column body and the beam body can be detected simultaneously, the operation range is more comprehensive, more and more accurate detection data are provided for detection, and the engineering mechanics experiment can be developed smoothly and efficiently.
2. The invention has adjustable integral height, can realize the vibration detection of different detection surfaces of the column body and the beam body by adjusting the height according to the requirement, has more convenient operation, can conveniently move and stably fix the column body and the beam body after moving, and avoids the influence on the detection accuracy caused by the movement of the device during detection.
3. The invention can simultaneously detect the three detection surfaces of the column body and the three detection surfaces of the beam body, acquire more detailed and comprehensive data, improve the accuracy of engineering mechanics detection and can detect the column bodies and the beam bodies with different sizes.
In conclusion, the device can be used for detecting three detection surfaces of the column body and the beam body at the same time, acquiring more detailed and comprehensive data, improving the accuracy of engineering mechanical detection, having comprehensive operation range, being capable of detecting the column body and the beam body with different sizes, having wider application range, being adjustable in height, being convenient to move and fix and eliminating the influence of the device on the detection accuracy.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
FIG. 1 is a schematic diagram of a simulation of the present invention during the detection of a beam and a column;
FIG. 2 is a schematic diagram of an overall structure of a vibration detection device for engineering mechanics experiments, which is convenient to adjust;
FIG. 3 is a schematic structural view of the support base of the present invention;
FIG. 4 is a schematic structural view of the stand of the present invention;
FIG. 5 is a schematic view of the installation of the ring body, the slide rod and the threaded adjusting rod according to the present invention;
FIG. 6 is a schematic view of the installation of the telescopic rod and the first detecting head in the present invention;
FIG. 7 is a schematic view of the installation of the telescopic rod and the second detecting head of the present invention;
FIG. 8 is a schematic view of the first inspection head of FIG. 6;
fig. 9 is a schematic structural diagram of the second detection head in fig. 7.
In the figure: the device comprises a base plate 1, a lifting mechanism 2, a lifting platform 3, a supporting seat 4, a ring body 5, a lantern ring 6, a supporting frame 7, a frame 701, a sliding rod 702, an expansion rod 8, a first detection head 9, a second detection head 90, a first rod body 901, a first sleeve 902, a first pressure sensor 903, a first positioning ring 904, a first spring 905, a second rod body 9010, a second sleeve 9020, a second pressure sensor 9030, a second positioning ring 9040, a second spring 9050, a threaded adjusting rod 10, a locking bolt 11, a limiting ring 12, a column 100 and a beam body 1000.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-9, a vibration detection device convenient to adjust for engineering mechanics experiments includes a bottom plate 1, a plurality of universal wheels capable of braking are installed on the bottom wall of the bottom plate 1, a plurality of lifting mechanisms 2 are installed on the top wall of the bottom plate 1, the top ends of the lifting mechanisms 2 are output ends, and a lifting table 3 is installed at the output end of the lifting mechanisms 2. The device realizes convenient removal through the universal wheel of can braking of bottom plate 1 downside installation, can lock the universal wheel 2 of can braking after removing, makes the stable operation point of parking of device. The lifting mechanism 2 adopts a hydraulic lifting rod. The operation height of the control device can be adjusted according to requirements through the hydraulic lifting rod.
A supporting seat 4 is installed on the top wall of the lifting platform 3, two groups of adjusting rings are arranged above the supporting seat 4 and are installed through a supporting frame 7, the supporting frame 7 comprises two frames 701 and four sliding rods 702, the two frames 701 are vertically arranged in parallel, and the four sliding rods 702 are transversely arranged in parallel; two sliding rods 702 are installed at two corners of the upper parts of the two frames 701, the other two sliding rods 702 are installed at two corners of the lower parts of the two frames 701, and the two frames 701 and four sliding rod 702 roller bodies form a support frame 7 for providing installation support for two groups of adjusting rings.
Each group of adjusting rings comprises three ring bodies 5 positioned on the same horizontal plane, namely, six ring bodies 5 in total, the three ring bodies 5 positioned on the same horizontal plane are simultaneously installed on two sliding rods 702, the ring bodies 5 positioned on two sides are slidably installed with the sliding rods 702, the ring body 5 positioned in the middle is fixedly installed with the sliding rods 702, the middle ring body 5 positioned on the lower side is fixed with a supporting seat 4, two sides of each ring body 5 positioned in the middle are rotatably provided with threaded adjusting rods 10, and each threaded adjusting rod 10 penetrates through the ring bodies 5 positioned on two sides and is installed with the threaded adjusting rods;
the hand wheels are installed at one ends, far away from the ring body 5, of the thread adjusting rods 10, and the thread adjusting rods 10 are rotatably installed with the ring body 5 in the middle through limiting bearings.
The threaded adjusting rod 10 can be rotated by rotating the hand wheel, and the ring bodies 5 on the two sides are enabled to be close to or far away from the middle ring body 5 by utilizing the threaded matching of the threaded adjusting rod 10 and the ring bodies 5 on the two sides, so that the position adjustment between the ring bodies 5 is realized.
A lantern ring 6 is rotatably sleeved on the outer side of each ring body 5, a telescopic rod 8 and a locking bolt 11 are mounted on the outer side wall of each lantern ring 6, a first detection head 9 is mounted at one end, far away from the lantern ring 6, of the telescopic rods 8 at two sides, and a second detection head 90 is mounted at one end, far away from the lantern ring 6, of the telescopic rod 8 in the middle;
since the middle ring body 5 and the outer collar 6 do not change their positions along the sliding rod 702 and the threaded adjusting rod 10, the middle telescopic rod 8 and the first detecting head 9 do not change their positions along the sliding rod 702 and the threaded adjusting rod 10.
The ring bodies 5 at both sides and the rings 6 at the outer sides thereof can be changed in position along the sliding rod 702 and the threaded adjusting rod 10, and the telescopic rod 8 and the second detecting head 90 at the middle can also be changed in position along the sliding rod 702 and the threaded adjusting rod 10.
Each first detection head 9 comprises a first rod body 901, the first rod body 901 and the telescopic rod 8 are radially installed, one end, far away from the telescopic rod 8, of the first rod body 901 is slidably sleeved with a first sleeve 902, one end, far away from the first rod body 901, of the first sleeve 902 is provided with a first pressure sensor 903, one ends, far away from each other, of the first rod body 901 and the first sleeve 902 are fixedly sleeved with first positioning rings 904, and a first spring 905 is installed between the two first positioning rings 904; the first rod 901 is radially mounted with the threaded rod of the telescopic rod 8, as shown in fig. 8.
The number of the first detection heads 9 is four, wherein two first detection heads 9 correspond to the two ring bodies 5 on the periphery of the upper side, and the other two first detection heads 9 correspond to the two ring bodies 5 on the periphery of the lower side. The two first detection heads 9 positioned on the upper side are used for detecting two opposite side surfaces of the beam body 1000 in the front and back directions; the two first detection heads 9 on the lower side are used for detecting two opposite side surfaces of the column 100 in the front and back directions.
The first pressure sensor 903 in the first detection head 9 contacts with the front and rear side surfaces of the column 100 or the front and rear side surfaces of the beam 1000 to obtain a pressure signal, and transmits the signal to a processing device, such as a single chip microcomputer, so that the vibration intensity of the detection surface can be reflected by the strength of the pressure signal.
When the front side and the rear side of the column 100 or the front side and the rear side of the beam 1000 extrude the first pressure sensor 903, the first pressure sensor 903 transmits the force to the first sleeve 902, the first sleeve 902 slides on the first rod 901, and the first spring 905 is enabled to contract, so that the first pressure sensor 903 can be prevented from being damaged by excessive pressure while the first pressure sensor 903 is ensured to normally receive signals.
Every second detects head 90 and all includes the second body of rod 9010, the second body of rod 9010 and the 8 axial installations of telescopic link, the one end slip cover that the telescopic link 8 was kept away from to the second body of rod 9010 is equipped with second sleeve 9020, second sleeve 9020 is kept away from the one end of the second body of rod 9010 and is installed second pressure sensor 9030, the one end that the second body of rod 9010 and second sleeve 9020 kept away from each other all fixed the cover be equipped with second holding ring 9040, and install second spring 9050 between two second holding rings 9040 jointly. The second rod body 9010 is axially mounted with the threaded rod of the telescopic rod 8. As shown in fig. 9
The number of the second detection heads 90 is two, wherein one second detection head 90 corresponds to the upper middle ring body 5, and the other second detection head 90 corresponds to the lower middle ring body 5. The second detection head 90 positioned at the upper side is used for detecting the bottom surface of the beam body 1000, namely one surface facing the upper middle ring body 5; the second detection head 90 on the lower side is used to detect one of the sides of the column 100.
The second pressure sensor 9030 in the second detection head 90 contacts with the side surface of the column 100 or the bottom surface of the beam 1000 to obtain a pressure signal, and transmits the signal to a processing device, such as a single chip microcomputer, so that the vibration intensity of the detection surface can be reflected by the strength of the pressure signal.
When the side surface of the column 100 or the bottom surface of the beam body 1000 extrudes the second pressure sensor 9030, the second pressure sensor 9030 transmits the force to the second sleeve 9020, the second sleeve 9020 slides on the second rod body 9010, and the second spring 9050 is prompted to contract, so that the second pressure sensor 9030 can be prevented from being damaged by excessive pressure while normal signal receiving of the second pressure sensor 9030 is ensured.
First position that detects head 9 and second and detect head 90 all realizes through the length of adjusting telescopic link 8, and telescopic link 8 includes the screwed pipe of rotating the installation with the surface of lantern ring 6, still include with screwed pipe assorted threaded rod, telescopic link 8 passes through the threaded rod and first fixed mounting that detects head 9, and telescopic link 8 passes through threaded rod and second and detects first 90 fixed mounting.
The length between threaded rod and the screwed pipe can be adjusted to the screwed pipe of rotation to realize that first detection head 9 and second detect the position control of head 90, make it better detect cylinder 100, roof beam body 1000.
The supporting seat 4 comprises a rectangular plate installed with the lifting platform 3 and an arc plate installed on the upper portion of the rectangular plate, and the arc plate is fixed on the bottom surface of the ring body 5. The arc-shaped plate is fixed with the ring body 5 in the middle of the lower side, and the inner side arc surface of the arc-shaped plate is matched with the outer side circumference surface of the ring body 5. The supporting seat 4 is two, and the symmetrical distribution is in the middle of the downside at ring body 5 both sides. The support base 4 provides support for each of the upper ring 5, sleeve 6, etc.
Each ring body 5 positioned at two sides is provided with a sliding hole matched with the sliding rod 702 and a threaded hole matched with the threaded adjusting rod 10 in a penetrating way. The two rings located at the periphery of the upper side and the two rings 5 located at the periphery of the lower side are respectively installed with the sliding rod 702 in a sliding manner, and when the four threaded adjusting rods 10 are rotated, the four rings 5 can be adjusted in position.
Locking bolt 11 runs through one side of lantern ring 6, and the surface of ring body 5 is seted up the antiskid line with locking bolt 11's tip assorted. The sleeve 6 can be fixed on the ring body 5 by the locking bolt 11, and the stability of the fixing of the locking bolt 11 to the sleeve ring 6 can be improved by the arrangement of the anti-skid grains.
Two limiting rings 12 are fixed on the outer surface of each ring body 5, the two limiting rings 12 are symmetrically arranged on two sides of the lantern ring 6, and the side surfaces of the limiting rings 12 are in sliding contact with the side surfaces of the lantern ring 6. The collar 6 rotates between two stop rings 12 mounted on the outer surface of the ring body 5.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. The utility model provides a vibrations detection device convenient to adjust for engineering mechanics experiments, includes bottom plate (1), its characterized in that, install a plurality of universal wheels that can brake on the diapire of bottom plate (1), install a plurality of elevating system (2) on the roof of bottom plate (1), the top of elevating system (2) is the output, and the output of elevating system (2) installs elevating platform (3) jointly, install supporting seat (4) on the roof of elevating platform (3), the top of supporting seat (4) is equipped with two sets of adjustable rings, two sets of adjustable rings are installed through support frame (7), support frame (7) include two frames (701) and four slide bars (702), two frames (701) are vertical and parallel arrangement, four slide bars (702) are horizontal and parallel arrangement;
each group of adjusting rings comprises three ring bodies (5) positioned on the same horizontal plane, the three ring bodies (5) positioned on the same horizontal plane are simultaneously installed on two sliding rods (702), the ring bodies (5) positioned on two sides are slidably installed with the sliding rods (702), the ring body (5) positioned in the middle is fixedly installed with the sliding rods (702), the middle ring body (5) positioned on the lower side is fixed with a supporting seat (4), two sides of each ring body (5) positioned in the middle are rotatably installed with thread adjusting rods (10), and each thread adjusting rod (10) penetrates through the ring bodies (5) positioned on two sides and is installed with the thread adjusting rods;
the outer side of each ring body (5) is rotatably sleeved with a sleeve ring (6), the outer side wall of each sleeve ring (6) is provided with a telescopic rod (8) and a locking bolt (11), one ends, far away from the sleeve ring (6), of the telescopic rods (8) on two sides are provided with first detection heads (9), and one end, far away from the sleeve ring (6), of the telescopic rod (8) in the middle is provided with a second detection head (90);
each first detection head (9) comprises a first rod body (901), the first rod body (901) and the telescopic rod (8) are installed in a radial direction, one end, far away from the telescopic rod (8), of the first rod body (901) is slidably sleeved with a first sleeve (902), one end, far away from the first rod body (901), of the first sleeve (902) is provided with a first pressure sensor (903), one ends, far away from each other, of the first rod body (901) and the first sleeve (902) are fixedly sleeved with first positioning rings (904), and a first spring (905) is installed between the two first positioning rings (904);
every head (90) are detected to the second all includes the second body of rod (9010), the second body of rod (9010) is installed with telescopic link (8) axial, the one end slip cover that telescopic link (8) were kept away from to the second body of rod (9010) is equipped with second sleeve pipe (9020), second sleeve pipe (9020) is kept away from the one end of the second body of rod (9010) and is installed second pressure sensor (9030), the one end that the second body of rod (9010) and second sleeve pipe (9020) kept away from each other all fixed the cover be equipped with second holding ring (9040), and install second spring (9050) between two second holding rings (9040) jointly.
2. The vibration detection device convenient to adjust for engineering mechanics experiments of claim 1, characterized in that, the elevating system (2) adopts a hydraulic lifting rod.
3. The vibration detection device convenient to adjust for engineering mechanics experiments of claim 1, characterized in that the supporting seat (4) comprises a rectangular plate installed with the lifting platform (3), and further comprises an arc plate installed on the upper portion of the rectangular plate, and the arc plate is fixed on the bottom surface of the ring body (5).
4. The vibration detection device convenient to adjust for engineering mechanics experiments according to claim 1, characterized in that each ring body (5) located at both sides has a sliding hole matched with the sliding rod (702) and a threaded hole matched with the threaded adjusting rod (10) through.
5. The vibration detection device convenient to adjust for engineering mechanics experiments according to claim 1 or 4, characterized in that a hand wheel is installed at one end of the threaded adjusting rod (10) far away from the ring body (5), and the threaded adjusting rod (10) is rotatably installed with the ring body (5) in the middle through a limiting bearing.
6. The vibration detection device convenient to adjust for engineering mechanics experiments of claim 1, characterized in that, the locking bolt (11) runs through one side of the lantern ring (6), and the outer surface of the ring body (5) is provided with anti-skid lines matched with the end of the locking bolt (11).
7. The vibration detection device convenient to adjust for engineering mechanics experiments according to claim 1, characterized in that two limiting rings (12) are fixed on the outer surface of each ring body (5), the two limiting rings (12) are symmetrically arranged on two sides of the sleeve ring (6), and the side surfaces of the limiting rings (12) are in sliding contact with the side surfaces of the sleeve ring (6).
8. The vibration detection device convenient to adjust for engineering mechanics experiments of claim 1, characterized in that, telescopic link (8) include with the surperficial screwed pipe of rotating the installation of lantern ring (6), still include with the threaded rod of screwed pipe matching, telescopic link (8) are through threaded rod and first detection head (9) fixed mounting, telescopic link (8) are through threaded rod and second detection head (90) fixed mounting.
9. The adjustable vibration detection device for engineering mechanics experiments according to claim 8, characterized in that the first rod body (901) is radially mounted with the threaded rod of the telescopic rod (8), and the second rod body (9010) is axially mounted with the threaded rod of the telescopic rod (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110358219.9A CN113108890A (en) | 2021-04-01 | 2021-04-01 | Vibration detection device convenient to adjust for engineering mechanics experiments |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110358219.9A CN113108890A (en) | 2021-04-01 | 2021-04-01 | Vibration detection device convenient to adjust for engineering mechanics experiments |
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| Publication Number | Publication Date |
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| CN113108890A true CN113108890A (en) | 2021-07-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110358219.9A Withdrawn CN113108890A (en) | 2021-04-01 | 2021-04-01 | Vibration detection device convenient to adjust for engineering mechanics experiments |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113702781A (en) * | 2021-08-26 | 2021-11-26 | 河北冀研能源科学技术研究院有限公司 | GIS equipment partial discharge detection device |
-
2021
- 2021-04-01 CN CN202110358219.9A patent/CN113108890A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113702781A (en) * | 2021-08-26 | 2021-11-26 | 河北冀研能源科学技术研究院有限公司 | GIS equipment partial discharge detection device |
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Application publication date: 20210713 |