CN112879738A - High-sensitivity balance detector with good fastening effect - Google Patents
High-sensitivity balance detector with good fastening effect Download PDFInfo
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- CN112879738A CN112879738A CN202110035010.9A CN202110035010A CN112879738A CN 112879738 A CN112879738 A CN 112879738A CN 202110035010 A CN202110035010 A CN 202110035010A CN 112879738 A CN112879738 A CN 112879738A
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- cover plate
- spring
- screw
- groove
- lower cover
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- 230000000694 effects Effects 0.000 title abstract description 11
- 230000035945 sensitivity Effects 0.000 claims abstract description 7
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 14
- 230000003287 optical effect Effects 0.000 claims description 14
- 229910052710 silicon Inorganic materials 0.000 claims description 14
- 239000010703 silicon Substances 0.000 claims description 14
- 230000009471 action Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D11/00—Component parts of measuring arrangements not specially adapted for a specific variable
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Abstract
The invention discloses a high-sensitivity balance detector with a good fastening effect, which comprises an upper cover plate and a lower cover plate, wherein a clamping block is connected below the upper cover plate, a clamping groove is connected outside the clamping block, the lower cover plate is arranged at the other end of the clamping groove, the left side and the right side of the lower cover plate are both connected with lug plates, through holes are formed in the lug plates, threaded nails are arranged in the through holes, telescopic hoses are connected below the threaded nails, springs are arranged in the telescopic hoses, telescopic rods are arranged in the springs, threaded grooves are formed in the outer surfaces of the telescopic hoses, and fastened pieces are connected outside the threaded grooves. This fasten effectual high sensitivity balanced detector is protected in the expansion hose through telescopic link and the spring after setting up, is difficult to be corroded by the external world, and the telescopic link can play the guide effect to the spring, avoids under the operating condition rocking everywhere.
Description
Technical Field
The invention relates to the technical field of balance detectors, in particular to a high-sensitivity balance detector with a good fastening effect.
Background
The balance detector is one of core devices of coherent detection technology, the balance detector with the highest sensitivity of 100M level in the industry is distributed, then the balance detector with the highest sensitivity of 200MHz in the industry is distributed, the balance detector PDB1029H has the gain improved by 2.4 times compared with the original 200MHz, the noise and the bandwidth are basically maintained unchanged, the NEP maximum value is as low as 4pw/VHz, and due to the PDB1020 and the PDB465C of thorlabs, the performance of the new product PDB1020H greatly exceeds that of the PDB465C 2 by more than 2 times. Is the lowest noise 200MHz grade detector product on the market at present.
The existing balance detector is generally and directly installed by screws when being installed, the screws cannot be automatically loosened when static load and working temperature change is not large, but friction force between screw pairs can be reduced or instantly disappears under the action of impact, vibration or variable load, the connection can be loosened after the phenomenon is repeated for many times, the tightness is poor, the use requirements of people can not be well met, and technical innovation is performed on the basis of the existing balance detector according to the situation.
Disclosure of Invention
The invention aims to provide a high-sensitivity balance detector with good fastening effect, and aims to solve the problems that the conventional balance detector in the background art is generally directly installed by screws, the screw thread connection cannot automatically loosen when the static load and the working temperature of the screws are not greatly changed, but the friction force between screw pairs can be reduced or instantly disappears under the action of impact, vibration or variable load, and the phenomenon can cause the connection to loosen after repeated times, so that the fastening performance is poor, and the use requirements of people cannot be well met.
In order to achieve the purpose, the invention provides the following technical scheme: a high-sensitivity balance detector with good fastening effect comprises an upper cover plate and a lower cover plate, wherein a clamping block is connected below the upper cover plate, the clamping groove is connected with the outer part of the clamping block, the lower cover plate is arranged at the other end of the clamping groove, the left side and the right side of the lower cover plate are both connected with lug plates, through holes are arranged in the lug plates, and a screw thread nail is arranged inside the through hole, a flexible hose is connected below the screw thread nail, a spring is arranged inside the flexible hose, the inside of the spring is provided with a telescopic rod, the outer surface of the telescopic hose is provided with a thread groove, and the outside of the thread groove is connected with a fastened piece, the outer surface of the screw nail is provided with a gasket, the end surface of the lower cover plate is provided with an integrated silicon optical chip, and one side of the integrated silicon optical chip is provided with a multi-mode interference coupler, and the other side of the multi-mode interference coupler is provided with a transimpedance amplifier.
Preferably, the upper cover plate forms a clamping structure with the lower cover plate through the clamping block and the clamping groove, the clamping block is matched with the shape structure of the clamping groove, and the clamping block is movably connected with the clamping groove.
Preferably, the lower cover plate is fixedly connected with the ear plates, the through holes penetrate through the interior of the ear plates, and four ear plates are arranged.
Preferably, an integrated silicon optical chip is mounted on the end face of the lower cover plate, a multimode interference coupler is arranged on one side of the integrated silicon optical chip, and a transimpedance amplifier is arranged on the other side of the multimode interference coupler.
Preferably, the screw nail and the telescopic hose are in adhesive connection, an elastic structure is formed between the screw nail and the spring, and the telescopic rod penetrates through the spring.
Preferably, the otic placode passes through-hole, screw, expansion hose, spring, telescopic link, gasket and thread groove and is threaded connection between the fastener, and the structure of gasket sets up to ring annular structure to the screw runs through in the inside of through-hole.
Compared with the prior art, the invention has the following beneficial effects:
1. the upper cover plate after being arranged can be directly and mutually clamped with the clamping groove through the mutual matching of the clamping blocks, so that the upper cover plate and the lower cover plate can be connected, and the balance detector is closed;
2. the balance detector can be conveniently connected with other objects under the mutual matching of the arranged ear plate and the through hole, the tightness is improved, and the sensitivity of the device in use can be improved through the arranged integrated silicon optical chip, the multimode interference coupler and the transimpedance amplifier;
3. the telescopic rod and the spring are protected in the telescopic hose after arrangement, so that the telescopic hose is not easily corroded by the outside, and the telescopic rod can guide the spring to avoid shaking around in a working state; can compress the expansion hose when twisting through the screw thread nail after setting up to compress the spring, the more severe of spring compression, the effort to the screw thread nail bottom is big more, makes the screw thread nail and by the vice interact power of the spiral between the fastener big more, thereby increases the frictional force between the screw thread pair, thereby increases the fastening nature of screw thread nail.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic cross-sectional view of the threaded nail according to the present invention;
FIG. 4 is a schematic view of the connection between the screw and the flexible hose according to the present invention;
FIG. 5 is a schematic view of the enlarged partial structure at A in FIG. 1 according to the present invention
Fig. 6 is a schematic structural view of the upper end surface of the lower cover plate according to the present invention.
In the figure: 1. an upper cover plate; 2. a lower cover plate; 3. an ear plate; 4. a through hole; 5. a clamping block; 6. a card slot; 7. a threaded nail; 8. a multimode interference coupler; 9. a flexible hose; 10. a spring; 11. a telescopic rod; 12. a transimpedance amplifier; 13. a gasket; 14. a fastened piece; 15. a thread groove; 16. and integrating the silicon optical chip.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: a high-sensitivity balance detector with good fastening effect comprises an upper cover plate 1 and a lower cover plate 2, a clamping block 5 is connected below the upper cover plate 1, the clamping groove 6 is connected with the outer part of the clamping block 5, the lower cover plate 2 is arranged at the other end of the clamping groove 6, the ear plates 3 are connected with the left side and the right side of the lower cover plate 2, the through holes 4 are arranged in the ear plates 3, a screw 7 is arranged in the through hole 4, a flexible hose 9 is connected below the screw 7, and a spring 10 is arranged inside the flexible hose 9, a telescopic rod 11 is arranged inside the spring 10, a thread groove 15 is arranged on the outer surface of the flexible hose 9, and the external part of the thread groove 15 is connected with a fastened piece 14, the external surface of the thread nail 7 is provided with a gasket 13, the end surface of the lower cover plate 2 is provided with an integrated silicon optical chip 16, and one side of the integrated silicon optical chip 16 is provided with the multimode interference coupler 8, and the other side of the multimode interference coupler 8 is provided with the transimpedance amplifier 12.
In the invention: the upper cover plate 1 and the lower cover plate 2 form a clamping structure through the clamping block 5 and the clamping groove 6, the clamping block 5 is matched with the shape structure of the clamping groove 6, and the clamping block 5 is movably connected with the clamping groove 6; through upper cover plate 1 after setting up can be through mutually supporting down with draw-in groove 6 direct mutual block of fixture block 5, so can be connected between upper cover plate 1 and the lower cover plate 2 to close this balanced detector.
In the invention: the lower cover plate 2 is fixedly connected with the ear plates 3, the through holes 4 penetrate through the interior of the ear plates 3, and four ear plates 3 are arranged; the ear plate 3 and the through hole 4 after being arranged are matched with each other, so that the balance detector can be conveniently connected with other objects, and the fastening performance is improved.
In the invention: an integrated silicon optical chip 16 is mounted on the end face of the lower cover plate 2, a multimode interference coupler 8 is arranged on one side of the integrated silicon optical chip 16, a transimpedance amplifier 12 is arranged on the other side of the multimode interference coupler 8, and the sensitivity of the device in use can be improved through the integrated silicon optical chip 16, the multimode interference coupler 8 and the transimpedance amplifier 12.
In the invention: the screw 7 is connected with the telescopic hose 9 in an adhesion manner, an elastic structure is formed between the screw 7 and the spring 10, and the telescopic rod 11 penetrates through the spring 10; the telescopic rod 11 and the spring 10 after being arranged are protected in the telescopic hose 9 and are not easy to corrode outside, and then the telescopic rod 11 can play a guiding role in the spring 10 to avoid shaking around under the working state.
In the invention: the ear plate 3 is in threaded connection with a fastened piece 14 through a through hole 4, a threaded nail 7, a telescopic hose 9, a spring 10, a telescopic rod 11, a gasket 13 and a threaded groove 15, the gasket 13 is in a circular structure, and the threaded nail 7 penetrates through the through hole 4; can compress expansion hose 9 when screwing through screw 7 after setting up to compress spring 10, the more severe that spring 10 compressed, the effort to the screw 7 bottom is big, makes screw 7 and by the vice interact power of the spiral between fastener 14 big more, thereby increases the frictional force between the screw is vice, thereby increases screw 7's fixity.
The working principle of the high-sensitivity balance detector with good fastening effect is as follows: firstly, the appearance structure based on the high-sensitivity 200MHz balance detector is improved, wherein when in installation, an upper cover plate 1 is mutually clamped and connected with a clamping groove 6 through a clamping block 5, so that the upper cover plate 1 is connected with a lower cover plate 2, the balance detector is closed, then the device is placed above a fastened piece 14, a through hole 4 is aligned with a thread groove 15 and placed, then a thread nail 7 is taken up, a gasket 13 is sleeved outside the thread nail 7, the fastening effect of the thread nail 7 can be increased due to the fact that the gasket 13 has certain elasticity, then the thread nail 7 is screwed, the mutually matched lug plate 3 and the through hole 4 are connected with the thread groove 15 through threads, along with the screwing of the thread nail 7 further deep into a thread hole, the telescopic hose 9 is contracted, so that a spring 10 in the telescopic hose 9 is compressed, and the telescopic rod 11 can play a guiding role for the spring 10, avoid shaking everywhere under the operating condition, the more the spring 10 is compressed, the larger the acting force to the bottom of the screw 7, the larger the screw pair interaction force between the screw 7 and the fastened piece 14, thereby increasing the friction force between the screw pairs, thus increasing the tightness of the balanced detector in the installation state, wherein, the stable support and convenient disassembly and assembly of the high-sensitivity 200MHz balanced detector can ensure that the high-sensitivity 200MHz balanced detector is in the stable operation state, avoid the interference of external factors, ensure that the high-sensitivity 200MHz balanced detector can efficiently generate the self effect, the high-sensitivity 200MHz balanced detector can efficiently provide high-precision data feedback for the detected object, and the high-sensitivity 200MHz balanced detector is provided with a multimode interference coupler 8, the space signal light is received and coupled by the integrated grating array and then is sent to the multimode interference coupler 8 array, the multimode interference coupler 8 array performs interference frequency mixing on received space signal light and local oscillator light, receives the light through the integrated silicon optical chip 16, obtains a current signal through photoelectric conversion, can display the signal through a signal output system, and the transimpedance amplifier 12 has high anti-interference capacity, so that the sensitivity of the device in use can be enhanced.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an effectual high sensitivity balanced detector fastens, includes upper cover plate (1) and lower apron (2), its characterized in that: the utility model discloses a threaded connection structure of a bicycle, including upper cover plate (1), and the below of upper cover plate (1) is connected with fixture block (5), and the external connection of fixture block (5) has draw-in groove (6), apron (2) set up in the other end of draw-in groove (6) down, and the left and right sides of apron (2) all is connected with otic placode (3) down, the inside of otic placode (3) is provided with through-hole (4), and the inside of through-hole (4) is provided with screw (7), the below of screw (7) is connected with bellows (9), and the inside of bellows (9) is provided with spring (10), the inside of spring (10) is provided with telescopic link (11), the surface of bellows (9) is provided with thread groove (15), and the external connection of thread groove (15) has by fastener (14).
2. A highly sensitive balanced detector according to claim 1, characterized in that: the upper cover plate (1) is connected with the lower cover plate (2) through a clamping block (5) and a clamping groove (6) to form a clamping structure, the clamping block (5) is matched with the clamping groove (6) in shape structure, and the clamping block (5) is movably connected with the clamping groove (6).
3. A highly sensitive balanced detector according to claim 1, characterized in that: the lower cover plate (2) is fixedly connected with the ear plates (3), the through holes (4) penetrate through the ear plates (3), and four ear plates (3) are arranged.
4. A highly sensitive balanced detector according to claim 1, characterized in that: an integrated silicon optical chip (16) is mounted on the end face of the lower cover plate (2), a multimode interference coupler (8) is arranged on one side of the integrated silicon optical chip (16), and a transimpedance amplifier (12) is arranged on the other side of the multimode interference coupler (8).
5. A highly sensitive balanced detector according to claim 1, characterized in that: the screw (7) and the telescopic hose (9) are connected in an adhesion mode, an elastic structure is formed between the screw (7) and the spring (10), and the telescopic rod (11) penetrates through the spring (10).
6. A highly sensitive balanced detector according to claim 1, characterized in that: the ear plate (3) is in threaded connection with the fastened piece (14) through the through hole (4), the threaded nail (7), the telescopic hose (9), the spring (10), the telescopic rod (11), the gasket (13) and the threaded groove (15), the gasket (13) is of a circular ring-shaped structure, and the threaded nail (7) penetrates through the through hole (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110035010.9A CN112879738A (en) | 2021-01-12 | 2021-01-12 | High-sensitivity balance detector with good fastening effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110035010.9A CN112879738A (en) | 2021-01-12 | 2021-01-12 | High-sensitivity balance detector with good fastening effect |
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| Publication Number | Publication Date |
|---|---|
| CN112879738A true CN112879738A (en) | 2021-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110035010.9A Pending CN112879738A (en) | 2021-01-12 | 2021-01-12 | High-sensitivity balance detector with good fastening effect |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040028499A1 (en) * | 2002-08-12 | 2004-02-12 | Levey Kenneth R. | Pressure flank screw and fastening system therewith |
| CN204458770U (en) * | 2015-02-07 | 2015-07-08 | 宁波经济技术开发区甬港紧固件有限公司 | The clamping bolt that anti-loosing effect is good |
| US20160199109A1 (en) * | 2015-01-11 | 2016-07-14 | Mohammad Javad Zehtab | Compression Device for Interlocking Compression Nailing Systems and Method of Use |
| CN209625389U (en) * | 2019-04-29 | 2019-11-12 | 暨海燕 | A kind of smart home wireless smoke detector |
| CN209977046U (en) * | 2019-06-06 | 2020-01-21 | 浙江环台精密机械股份有限公司 | Self-locking and anti-loosening fastener |
| CN111508949A (en) * | 2020-06-16 | 2020-08-07 | 中国电子科技集团公司信息科学研究院 | Receiving device based on waveguide balanced detector and integration method |
| CN211232295U (en) * | 2019-10-16 | 2020-08-11 | 宝钢特钢长材有限公司 | Hydraulic pressure station overhauls mobile device |
| CN212109968U (en) * | 2020-05-28 | 2020-12-08 | 南昌绿安门窗幕墙有限公司 | Portable aluminium alloy door plant level detector |
-
2021
- 2021-01-12 CN CN202110035010.9A patent/CN112879738A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040028499A1 (en) * | 2002-08-12 | 2004-02-12 | Levey Kenneth R. | Pressure flank screw and fastening system therewith |
| US20160199109A1 (en) * | 2015-01-11 | 2016-07-14 | Mohammad Javad Zehtab | Compression Device for Interlocking Compression Nailing Systems and Method of Use |
| CN204458770U (en) * | 2015-02-07 | 2015-07-08 | 宁波经济技术开发区甬港紧固件有限公司 | The clamping bolt that anti-loosing effect is good |
| CN209625389U (en) * | 2019-04-29 | 2019-11-12 | 暨海燕 | A kind of smart home wireless smoke detector |
| CN209977046U (en) * | 2019-06-06 | 2020-01-21 | 浙江环台精密机械股份有限公司 | Self-locking and anti-loosening fastener |
| CN211232295U (en) * | 2019-10-16 | 2020-08-11 | 宝钢特钢长材有限公司 | Hydraulic pressure station overhauls mobile device |
| CN212109968U (en) * | 2020-05-28 | 2020-12-08 | 南昌绿安门窗幕墙有限公司 | Portable aluminium alloy door plant level detector |
| CN111508949A (en) * | 2020-06-16 | 2020-08-07 | 中国电子科技集团公司信息科学研究院 | Receiving device based on waveguide balanced detector and integration method |
Non-Patent Citations (1)
| Title |
|---|
| 韩守身, 电子科技大学出版社 * |
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Application publication date: 20210601 |