CN214953667U - Clamping and fixing device for electromagnetic compatibility detection - Google Patents
Clamping and fixing device for electromagnetic compatibility detection Download PDFInfo
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- CN214953667U CN214953667U CN202120873766.6U CN202120873766U CN214953667U CN 214953667 U CN214953667 U CN 214953667U CN 202120873766 U CN202120873766 U CN 202120873766U CN 214953667 U CN214953667 U CN 214953667U
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- 238000001514 detection method Methods 0.000 title claims abstract description 15
- 239000007769 metal material Substances 0.000 claims description 4
- 239000000470 constituent Substances 0.000 claims 1
- 238000012544 monitoring process Methods 0.000 abstract description 6
- 238000007689 inspection Methods 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000036039 immunity Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229910052755 nonmetal Inorganic materials 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 206010036790 Productive cough Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 210000003802 sputum Anatomy 0.000 description 1
- 208000024794 sputum Diseases 0.000 description 1
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Abstract
The utility model discloses a clamping and fixing device for electromagnetic compatibility detection, which belongs to the technical field of medical instrument inspection, and structurally comprises a supporting device and a fixing device, wherein the supporting device comprises a base and a bracket, the bracket is arranged on the base, and the fixing device is movably arranged on the bracket and can move and position along the bracket; the fixing device comprises a connecting rod and a clamping jaw, one end of the connecting rod is movably arranged on the bracket, and the clamping jaw is arranged at the other end of the connecting rod; the inner part of the connecting rod is movably sleeved with a pressing rod, the pressing rod and the connecting rod are coaxially arranged, and the pressing rod can move and be positioned along the axis direction of the pressing rod. The utility model discloses the centre gripping fixing device of example can carry out the centre gripping with auxiliary assembly or equipment under test's annex as required and fix, and height and angle are all adjustable, both can protect auxiliary assembly, also can be in order to make things convenient for the observation record to equipment under test's monitoring value, improve inspection efficiency.
Description
Technical Field
The utility model belongs to the technical field of the medical instrument inspection technique and specifically relates to a centre gripping fixing device for electromagnetic compatibility detects.
Background
Electromagnetic compatibility refers to the ability of a device or system to operate normally in its electromagnetic environment without creating unacceptable electromagnetic disturbance to anything in the environment; electromagnetic disturbance refers to any electromagnetic phenomenon that may cause a reduction in the performance of equipment, and systems.
The general requirements for electromagnetic compatibility of equipment and systems are that the equipment and systems should not emit electromagnetic disturbance that affects the basic performance of radio services, other equipment or other equipment and systems, and that the basic performance of the equipment and systems should have satisfactory immunity to electromagnetic disturbance. The quality of medical instruments is closely related to the life and health of people, and strict electromagnetic compatibility tests are required before the medical instruments are put into use.
When the anti-interference test is performed on the device to be tested, the basic performance of the device or the system needs to be monitored by means of auxiliary equipment, for example, the motor frequency of the device to be tested is monitored by using a tachometer, and a pressure value generated by the device is monitored by using a pressure calibrator. In the test process, especially when carrying out the radiation immunity test, need observe and record the monitoring result value that auxiliary assembly shows through the camera, but carry out the test among the prior art, adopt the temporary measure to support auxiliary assembly usually, make things convenient for observation monitoring result. In case temporary facilities are not firm in the test process, the auxiliary equipment slips to cause that the monitoring result value cannot be observed, the test can only be stopped, the auxiliary equipment is readjusted, the test efficiency is reduced, and the auxiliary equipment is easy to break.
In the electromagnetic compatibility is experimental, some medical equipment dispose the annex, like the power transmission head of sputum discharging machine, when equipment during operation, the power transmission head can high frequency vibration, when directly arranging the power transmission head on the plank, the noise is great, and is difficult for fixing, influences test efficiency.
SUMMERY OF THE UTILITY MODEL
In order to solve the deficiencies in the prior art, the utility model aims to provide a centre gripping fixing device for electromagnetic compatibility detects, the device can carry out the centre gripping with auxiliary assembly or equipment under test's annex as required and fix, and height-adjustable just can realize pressing down to key equipment, both can protect auxiliary assembly, also can make things convenient for the observation record to equipment under test's monitoring value, improves detection efficiency.
The utility model provides a technical scheme that its technical problem adopted does:
the clamping and fixing device for electromagnetic compatibility detection comprises a supporting device and a fixing device, wherein the supporting device comprises a base and a bracket, the bracket is arranged on the base, and the fixing device is movably arranged on the bracket and can move and position along the bracket;
the fixing device comprises a connecting rod and a clamping jaw, one end of the connecting rod is movably arranged on the bracket, and the clamping jaw is arranged at the other end of the connecting rod; the inner part of the connecting rod is movably sleeved with a pressing rod, the pressing rod and the connecting rod are coaxially arranged, and the pressing rod can move and be positioned along the axis direction of the pressing rod.
Furthermore, the connecting rod of the fixing device is installed on a sleeve, the sleeve is movably sleeved on the support and can move along the support, and a locking bolt is arranged on the sleeve to realize the positioning of the sleeve.
Furthermore, the connecting rod is installed on the sleeve through universal ball, and the outside of universal ball is provided with the location of locking bolt in order to realize the connecting rod angle.
Furthermore, the clamping jaw comprises an upper clamping piece and a lower clamping piece which are symmetrically arranged, the upper clamping piece and the lower clamping piece are rotatably arranged on the base, the base is positioned at the tail end of the connecting rod, and a through hole for the pressing rod to extend out is formed in the center of the base; the upper clamping piece and the lower clamping piece are respectively connected with a driving bolt, the driving bolt penetrates through a screw hole in the base and then is rotatably connected to the corresponding upper clamping piece or the corresponding lower clamping piece, and the driving bolt is meshed with the screw hole in the base.
Furthermore, the bottom surface of the base is provided with universal wheels.
Furthermore, the inner side of the clamping jaw is covered with a buffer layer.
Furthermore, scales are arranged on the support.
Furthermore, a locking bolt is arranged on the connecting rod, the locking bolt penetrates through a screw hole in the connecting rod and then abuts against the pressing rod, and the locking bolt is meshed with the screw hole in the connecting rod.
Furthermore, be provided with the handle hole on the connecting rod, the handle hole is the bar hole that extends along the connecting rod axis direction, be provided with the handle on the lateral wall of pressing the depression bar, the handle stretches out from handle hole department.
For the convenience of use, the device is applied to different test environments, extra electromagnetic interference is avoided, the accuracy of a test result is influenced, and the whole fixing device is made of a non-metal material.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a centre gripping fixing device for electromagnetic compatibility detects, through the fixed equipment under test of clamping jaw centre gripping, the height of clamping jaw can be adjusted along the support, and the pressing rod that sets up in the connecting rod can be taken out the pressing rod to the equipment that needs the button, realizes the button, and the device has the base steadiness good, and the clamping jaw forms certain protection to equipment under test, has alleviateed operating personnel's the intensity of labour and the operation degree of difficulty, and convenient observation record is to equipment under test's monitoring value, improves detection efficiency.
2. The utility model discloses a centre gripping fixing device for electromagnetic compatibility detects through sleeve installation fixing device in order to realize the removal on the support, realizes locking location, simple structure, with low costs, convenient operation through the locking bolt.
3. The utility model discloses a centre gripping fixing device for electromagnetic compatibility detects, the connecting rod passes through universal ball to be installed on the sleeve, and universal ball has realized the adjustment of clamping jaw angle to realize the adjustment of equipment under test angle, and fix a position the angle through the locking bolt, increased flexibility and the application scope that use.
4. The utility model discloses a centre gripping fixing device for electromagnetic compatibility detects, the clamping jaw is including last clamping piece and lower clamping piece that the symmetry set up, goes up the clamping piece and can open and shut through the very convenient regulation degree of opening and shutting of drive bolt with lower clamping piece, is convenient for adapt to the equipment under test of different volumes, and need not complicated actuating mechanism, reduce cost, promotion reliability.
5. The clamping and fixing device for electromagnetic compatibility detection of the example of the utility model is provided with universal wheels on the bottom surface of the base, which is convenient for moving the device; the inner side of the clamping jaw is covered with a buffer layer, so that the protection effect on the tested equipment is increased, the noise can be absorbed, and the vibration can be buffered; the scale can be arranged on the support, so that the height of the fixing device can be conveniently adjusted by referring to the scale, the efficiency and the accuracy are improved, and the repeatability of the test is convenient.
6. The utility model discloses a centre gripping fixing device for electromagnetic compatibility detects, press the depression bar to pass through locking bolt location, can press down the equipment that needs button always, alleviate operating personnel's work, the operating personnel of being convenient for is provided with the handle to the real-time recording of test data on the depression bar, and the handle stretches out from handle department, and people can operate the depression bar through the handle, increases the convenience of operation.
7. The utility model discloses a centre gripping fixing device for electromagnetic compatibility detects wholly adopts non-metallic material to make, can make things convenient for the device to be applied to different experimental environment, for example radiation immunity is experimental etc. avoids extra electromagnetic interference, influences the accuracy of test result.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:
fig. 1 is a schematic structural diagram of a first embodiment of the present invention;
fig. 2 is a schematic structural diagram of a second embodiment of the present invention;
fig. 3 is a schematic structural diagram of a third embodiment of the present invention.
In the figure: the device comprises a base 1, a support 2, a connecting rod 3, a pressing rod 4, a clamping jaw 5, an upper clamping piece 51, a lower clamping piece 52, a base 53, an operation hole 6, an operation handle 7, a locking bolt 8, a sleeve 9, a universal wheel 10, universal balls 11 and scales 12.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention.
The components of the embodiments of the present invention, as 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 accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.
Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
The first embodiment is as follows:
as shown in fig. 1, the present embodiment provides a clamping and fixing device for electromagnetic compatibility detection, which includes a supporting device and a fixing device, wherein the supporting device includes a base 1 and a bracket 2, the bracket 2 is mounted on the base 1, and the fixing device is movably mounted on the bracket and can move and position along the bracket 2. Specifically, the base 1 may be configured as a flat plate or a frustum, and the support 2 is a longitudinal rod perpendicular to the bottom surface of the base 1.
The fixing device comprises a connecting rod 3 and a clamping jaw 5, one end of the connecting rod 3 is movably arranged on the bracket 2, and the other end of the connecting rod 3 is provided with the clamping jaw 5; the inner part of the connecting rod 3 is movably sleeved with a pressing rod 4, the pressing rod 4 and the connecting rod 3 are coaxially arranged, and the pressing rod 4 can move and be positioned along the axial direction of the pressing rod 4. When the device is used, the clamping jaw 5 clamps the tested device, and if the tested device needs a key, the pressing rod 4 is pulled out to abut against the key part, so that the key is pressed.
In order to facilitate the movement of the pressing rod 4, an operation hole 6 is formed in the connecting rod 4, the operation hole 6 is a strip-shaped hole extending along the axial direction of the connecting rod 3, an operation handle 7 is arranged on the side wall of the pressing rod 4, and the operation handle 7 extends out of the operation hole 6. When the connecting rod 4 needs to be moved out for pressing the key, people can operate the key through the operating handle 7,
in order to facilitate the positioning of the pressing rod 4, a locking bolt 8 is arranged on the connecting rod 3, the locking bolt 8 passes through a screw hole in the connecting rod 3 and then abuts against the pressing rod 4, and the locking bolt 8 is meshed with the screw hole in the connecting rod 3. When the locking bolt 8 on the connecting rod 3 is loosened, the pressing rod 4 can move along the connecting rod 3, so that short and continuous keys can be pressed; after the pressing rod 4 moves to a proper position, the locking bolt 8 on the connecting rod 3 is screwed down, the positioning of the pressing rod 4 is realized, and a push button can be realized after the pressing rod 4 is positioned.
In this embodiment, the connecting rod 3 of the fixing device is installed on a sleeve 9, the sleeve 9 is movably sleeved on the bracket 2 and can move along the bracket 2, and a locking bolt 8 is arranged on the sleeve 9 to position the sleeve 9. When 8 of locking bolt on the sleeve 9 is unscrewed, the sleeve 9 can drive the fixing device to move along the support 2, and after the sleeve 9 moves to a proper position, 8 of locking bolt on the sleeve 9 is screwed down, so that the positioning of the sleeve 9 is realized, and the positioning of the fixing device and the tested equipment is realized.
The clamping jaw 5 comprises an upper clamping piece 51 and a lower clamping piece 52 which are symmetrically arranged, the upper clamping piece 51 and the lower clamping piece 52 are rotatably arranged on a base 53, the base 53 is positioned at the tail end of the connecting rod 3, and a through hole for the pressing rod 4 to extend out is formed in the center of the base 53; the upper clamping piece 51 and the lower clamping piece 52 are respectively connected with a driving bolt, and the driving bolt passes through a screw hole on the base 53 and then is rotatably connected to the corresponding upper clamping piece 51 or the corresponding lower clamping piece 52, namely: the upper drive bolt is rotatably connected to the upper jaw 51, and the lower drive bolt is rotatably connected to the lower jaw 52, and the drive bolts are engaged with screw holes formed in the base 53.
The end of the driving bolt can be connected to the corresponding upper clamping piece 51 or the lower clamping piece 52 through a bearing and other rotating connection structures, the driving bolt and the base 53 form a thread transmission pair, and when the driving bolt rotates, the driving bolt can move along a screw hole in the base 53 under the action of thread transmission, so that the upper clamping piece 51 and the lower clamping piece 52 are driven to move, and the clamping jaw 5 is opened and closed.
In order to enhance the protection of the device to be tested and to dampen vibrations and noise, the inside of the clamping jaw 5 is covered with a damping layer, which may be a rubber layer.
To facilitate the movement of the device, universal wheels 10 are provided on the bottom surface of the base 1.
For the convenience of use, the device is applied to different test environments, extra electromagnetic interference is avoided, the accuracy of a test result is influenced, and the whole fixing device is made of a non-metal material.
Example two:
the same features of this embodiment and the first embodiment are not described again, and the different features of this embodiment and the first embodiment are: as shown in fig. 2, the connecting rod 3 is mounted on the sleeve 9 through a universal ball 11, and a locking bolt 8 is arranged outside the universal ball 11 to realize the positioning of the angle of the connecting rod 3.
Specifically, the universal ball 11 comprises a ball and a groove for accommodating the ball, the ball can roll in the groove, and when the ball moves relative to the groove, the angle of the fixing device is adjusted, so that the angle of the device to be tested is adjusted. Be provided with locking bolt 8 on the recess, after the equipment under test angle modulation is suitable, screw up locking bolt 8 on the recess, realize the location of angle.
Example three:
the same features of this embodiment as those of the previous embodiments are not described again, and the different features of this embodiment from those of the previous embodiments are: in the present embodiment, as shown in fig. 3, the bracket 2 is provided with a scale 12.
Can set up scale 12 on this embodiment support 2, be convenient for refer to 12 adjustment fixing device's of scale height, not only raise the efficiency and the accuracy, also be convenient for experimental reproducibility.
The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be understood by those skilled in the art that the scope of the present invention is not limited to the specific combination of the above-mentioned features, but also covers other embodiments formed by any combination of the above-mentioned features or their equivalents without departing from the spirit of the present invention. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.
Besides the technical features described in the specification, other technical features are known to those skilled in the art, and further description of the other technical features is omitted here in order to highlight the innovative features of the present invention.
Claims (10)
1. A clamping and fixing device for electromagnetic compatibility detection comprises a supporting device and a fixing device, and is characterized in that the supporting device comprises a base and a bracket, the bracket is arranged on the base, and the fixing device is movably arranged on the bracket and can move and position along the bracket;
the fixing device comprises a connecting rod and a clamping jaw, one end of the connecting rod is movably arranged on the bracket, and the clamping jaw is arranged at the other end of the connecting rod; the inner part of the connecting rod is movably sleeved with a pressing rod, the pressing rod and the connecting rod are coaxially arranged, and the pressing rod can move and be positioned along the axis direction of the pressing rod.
2. The clamping fixture for emc detection of claim 1, wherein the connecting rod of the fixture is mounted on a sleeve movably sleeved on the support and capable of moving along the support, and the sleeve is provided with a locking bolt to position the sleeve.
3. The clamping fixture for emc detection of claim 2, wherein the connecting rod is mounted on the sleeve by a ball transfer, the ball transfer being provided with a locking bolt on the outside to achieve positioning of the connecting rod angle.
4. The clamping fixture device for the electromagnetic compatibility detection as recited in claim 1, wherein the clamping jaw comprises an upper clamping piece and a lower clamping piece which are symmetrically arranged, the upper clamping piece and the lower clamping piece are rotatably mounted on a base, the base is located at the tail end of the connecting rod, and a through hole for extending the pressing rod is formed in the center of the base; the upper clamping piece and the lower clamping piece are respectively connected with a driving bolt, the driving bolt penetrates through a screw hole in the base and then is rotatably connected to the corresponding upper clamping piece or the corresponding lower clamping piece, and the driving bolt is meshed with the screw hole in the base.
5. The clamping fixture for emc detection of claim 1, wherein a universal wheel is disposed on a bottom surface of the base.
6. The clamping fixture for emc testing of claim 1, wherein said jaws are covered on the inside with a buffer layer.
7. The clamping fixture for emc testing of claim 1, wherein said bracket has a scale disposed thereon.
8. The clamping fixture for electromagnetic compatibility testing as recited in claim 1, wherein said connecting rod is provided with a locking bolt, said locking bolt passes through a threaded hole of said connecting rod and abuts against said pressing rod, said locking bolt engages with a threaded hole of said connecting rod.
9. The clamping fixture device for electromagnetic compatibility testing as claimed in claim 1 or 8, wherein said connecting rod is provided with an operation hole, said operation hole is a strip-shaped hole extending along the axis direction of the connecting rod, said side wall of said pressing rod is provided with an operation handle, said operation handle extends out from said operation hole.
10. The holding fixture for emc detection as claimed in claim 1, wherein the constituent parts of the holding fixture for emc detection are made of non-metallic materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120873766.6U CN214953667U (en) | 2021-04-26 | 2021-04-26 | Clamping and fixing device for electromagnetic compatibility detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120873766.6U CN214953667U (en) | 2021-04-26 | 2021-04-26 | Clamping and fixing device for electromagnetic compatibility detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214953667U true CN214953667U (en) | 2021-11-30 |
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ID=79067554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120873766.6U Expired - Fee Related CN214953667U (en) | 2021-04-26 | 2021-04-26 | Clamping and fixing device for electromagnetic compatibility detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214953667U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114137350A (en) * | 2021-12-08 | 2022-03-04 | 西安苏试广博环境可靠性实验室有限公司 | Electromagnetic compatibility is experimental with high-efficient reliable termination |
-
2021
- 2021-04-26 CN CN202120873766.6U patent/CN214953667U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114137350A (en) * | 2021-12-08 | 2022-03-04 | 西安苏试广博环境可靠性实验室有限公司 | Electromagnetic compatibility is experimental with high-efficient reliable termination |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211130 |
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| CF01 | Termination of patent right due to non-payment of annual fee |