CN113945733B - Quartz accelerometer fixing device and fixing method thereof - Google Patents
Quartz accelerometer fixing device and fixing method thereof Download PDFInfo
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- CN113945733B CN113945733B CN202111241996.1A CN202111241996A CN113945733B CN 113945733 B CN113945733 B CN 113945733B CN 202111241996 A CN202111241996 A CN 202111241996A CN 113945733 B CN113945733 B CN 113945733B
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- 239000010453 quartz Substances 0.000 title claims abstract description 34
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 title claims abstract description 28
- 238000003780 insertion Methods 0.000 claims abstract 5
- 230000037431 insertion Effects 0.000 claims abstract 5
- 210000002105 tongue Anatomy 0.000 claims description 20
- 206010066054 Dysmorphism Diseases 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 5
- JJLJMEJHUUYSSY-UHFFFAOYSA-L Copper hydroxide Chemical compound [OH-].[OH-].[Cu+2] JJLJMEJHUUYSSY-UHFFFAOYSA-L 0.000 claims description 2
- 238000013016 damping Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000037081 physical activity Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
- G01P15/02—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses
- G01P15/08—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values
- G01P15/097—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values by vibratory elements
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Abstract
The invention relates to the technical field of quartz accelerometer application, in particular to a quartz accelerometer fixing device and a quartz accelerometer fixing method. According to the quartz accelerometer fixing device and the quartz accelerometer fixing method, double locking can be completed through single insertion, the operation is simple, the clamp of the clasp cannot damage the accelerometer body and the accelerometer body, on one hand, the L-shaped swing arm and the clasp cover form a rigid protection frame on the accelerometer body and resist direct collision, on the other hand, the L-shaped swing arm locked on two sides supports the accelerometer body through the clasp, the connection point can be prevented from being damaged due to the lever principle during transverse collision, the accelerometer body can be reversely pushed to move upwards during the rotation process of the L-shaped swing arm, the force application of the friction hysteresis of the insertion point to the insertion part can be effectively reduced without external force application, and the possibility of the connection stability of the insertion point and the main body is affected.
Description
Technical Field
The invention relates to the technical field of quartz accelerometer application, in particular to a quartz accelerometer fixing device and a quartz accelerometer fixing method.
Background
The quartz resonant accelerometer is an accelerometer which takes a force-sensitive quartz vibration beam as a sensitive element and can directly output frequency, is a typical micromechanical inertial device, mainly comprises a quartz resonator, a flexible support, a sensitive mass, a frequency measuring circuit and the like, wherein the sensitive mass of the accelerometer is constrained by the precise flexible support, so that the accelerometer has only a single degree of freedom, the damping gap of an extrusion film is used as further constraint on the mass when the measuring range is exceeded, and is also used as mechanical impact limit to protect crystals from being damaged by overvoltage.
Currently, quartz accelerometers are typically plugged onto a predetermined plug and then secondarily secured from the side using screws. The inventor finds that the following problems exist in the prior art in the process of researching the disassembly and assembly of the existing quartz accelerometer: 1. the screw is used for secondary fixation, the operation is complicated, and the screw hole are easy to damage in overhauling, disassembly and assembly; 2. the quartz accelerometer is positioned outside the body, lacks protection, and is easy to damage a connecting point due to the lever principle aiming at transverse collision; 3. when the plug is disassembled and pulled out, the friction hysteresis of the plug is easy to reversely apply force to the plug-in part, and the connection stability of the plug and the main body is affected.
In view of this, we propose a quartz accelerometer fixing device and a fixing method thereof.
Disclosure of Invention
The invention aims to provide a quartz accelerometer fixing device and a fixing method thereof, which aim to solve the problems that in the background technology, the screw is used for secondary fixing, the operation is complicated, the screw and the screw hole are easy to damage during overhauling and disassembly, the quartz accelerometer is positioned outside, the body is lack of protection, the connecting point is easy to damage due to the lever principle aiming at transverse collision, and when the quartz accelerometer is disassembled and pulled out, the friction hysteresis of the plug-in point is easy to reversely apply force to the plug-in part, and the connection stability of the plug-in connector and the main body is influenced. In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a quartz accelerometer fixing device, includes accelerometer body and assembly dish seat, the linking groove has been seted up at the top of assembly dish seat, and is provided with the plug in the linking groove, accelerometer body activity grafting is in linking groove and with the plug grafting.
The surface of the assembly disc seat is provided with a press locking mechanism matched with the accelerometer body, and the press locking mechanism is provided with a limiting mechanism matched with the press locking mechanism.
Preferably, the pressing and locking mechanism comprises a round cavity, the round cavity is arranged in the assembly disc seat and is communicated with the linking groove, a cavity shaft is rotatably connected in the round cavity, and a fluted disc matched with the plugging end of the accelerometer body is fixedly sleeved on the surface of the cavity shaft.
The top surface of assembly dish seat has seted up the pendulum groove with round cavity intercommunication, the surface of fluted disc just is at pendulum inslot fixedly connected with L shape swing arm, the surface activity of chamber axle has cup jointed the torsional spring, the both ends of torsional spring are pegged graft with L shape swing arm and assembly dish seat is fixed respectively, stop gear sets up in L shape swing arm.
The top surface of assembly dish seat is offered and is had the caulking groove with the pendulum groove intercommunication, the outer end fixedly connected with of L shape swing arm is held the knot with caulking groove and accelerometer body matched with respectively.
Preferably, the limiting mechanism comprises a through groove, the through groove is formed in the surface of the L-shaped shifting arm, two ends of the through groove are respectively and slidably connected with a spring tongue, a top spring is fixedly connected between the two spring tongues, and an embedding hole matched with the spring tongue is formed in the upper side of the inner wall of the swing groove.
The inside of L shape swing arm is vertical offered with wear the special-shaped groove of groove intercommunication, the upper end and the outside intercommunication of special-shaped groove, and the inside sliding connection in special-shaped groove has the slide bar, the bottom fixedly connected with double-end taper plate of slide bar, the slot has been seted up on the surface of bullet tongue, double-end taper plate activity grafting is in the slot.
Preferably, the number of the round cavities is two, and the two round cavities are symmetrically arranged in the assembly tray seat.
Preferably, a bearing is embedded at the joint of the cavity shaft and the round cavity.
Preferably, the plugging end at the bottom of the accelerometer body is provided with a bundling head, and the surface of the bundling head is provided with force applying lines matched with the fluted disc.
Preferably, a rubber pad is adhered to one side of the surface of the clasping buckle opposite to the accelerometer body.
A method of securing a quartz accelerometer fixture, comprising the steps of:
S1, inserting the bottom inserting end of the accelerometer body into the linking groove, and enabling the inserting end to be inserted with a plug in the linking groove.
S2, in the plugging process, the plugging end of the accelerometer body continuously moves downwards in the linking groove and contacts with the fluted disc, and the fluted disc is synchronously pushed to rotate through the cavity shaft by the downwards movement through the engagement of the convex teeth on the surface of the fluted disc and the force application lines.
S3, the rotating fluted disc drives the L-shaped swing arm on one side of the fluted disc to swing upwards to swing out of the swing groove, and the torsion spring is compressed in the process until the L-shaped swing arm is rotated to a vertical state from being embedded in the swing groove, and the L-shaped swing arm is buckled and clamped on the accelerometer body at the moment, so that the current plug-in state of the accelerometer body is fixed.
S4, when the L-shaped swing arm is in a vertical state, the spring pushing springs push the spring tongues on two sides of the L-shaped swing arm to be inserted into the embedded holes on the inner wall of the swing groove, so that the current position of the L-shaped swing arm is locked, the L-shaped swing arm is prevented from being pushed back by the torsion spring, and the accelerometer body is installed.
S5, when the accelerometer body needs to be disassembled, the sliding rod is pressed to push the double-head conical plate to move downwards, the inclined conical heads of the double-head conical plate follow the pressing process, the elastic tongues on two sides are driven by the slots to retract, so that the position locking of the L-shaped swing arm in the swing groove is relieved, the torsion spring can reversely push the L-shaped swing arm to retract into the swing groove, and the constraint of the clasping buckle on the accelerometer body is relieved.
S6, in the rotation process of the L-shaped swing arm, the fluted disc connected with the L-shaped swing arm synchronously rotates, and the plugging end of the accelerometer body is reversely pushed to move upwards in the linking groove, so that a user only needs to take down the accelerometer body, and the accelerometer body does not need to be pulled out from external force application.
Compared with the prior art, the invention has the beneficial effects that:
According to the invention, the press lock mechanism is arranged to be matched with the limiting mechanism, so that the bottom plug-in end of the accelerometer body is inserted into the link groove to be plugged with the plug in a downward moving process, the L-shaped swing arm can be rotated to a vertical state from being embedded in the swing groove, and the holding buckle is pressed and clamped on the accelerometer body, so that the current plug-in state of the accelerometer body is fixed, double locking can be completed by single plug-in, the operation is simple, and the holding buckle press clamp can not damage the accelerometer body and the accelerometer body.
According to the invention, the L-shaped swing arm in a vertical state is locked through the limiting mechanism, so that on one hand, the L-shaped swing arm and the clasping ring cover on the accelerometer body to form a rigid protection frame, the accelerometer body resists direct collision, on the other hand, the L-shaped swing arm locked at two sides supports the accelerometer body through the clasping ring, and the phenomenon that a connecting point is damaged due to a lever principle during transverse collision can be avoided.
According to the invention, the pressing lock mechanism is matched with the limiting mechanism, so that the fluted disc connected with the L-shaped swing arm synchronously rotates in the rotation process of the L-shaped swing arm, and the spliced end of the accelerometer body is reversely pushed to move upwards in the linking groove, so that the accelerometer body does not need to be pulled out from the external force application, the possibility that the frictional hysteresis of the spliced point reversely applies force to the spliced part and the connection stability of the spliced joint and the main body is influenced can be effectively reduced.
Drawings
FIG. 1 is a front cross-sectional view of the present invention;
FIG. 2 is an enlarged view of the portion A of FIG. 1 in accordance with the present invention;
FIG. 3 is a left side cross-sectional view of the present invention;
FIG. 4 is an enlarged view of the portion B of FIG. 3 in accordance with the present invention;
fig. 5 is a top view of the present invention.
In the figure: 1. an accelerometer body; 2. assembling a tray seat; 3. a linking groove; 4. a plug; 5. a press lock mechanism; 501. a circular cavity; 502. a cavity shaft; 503. fluted disc; 504. a swinging groove; 505. l-shaped swing arms; 506. a torsion spring; 507. a caulking groove; 508. holding buckle; 6. a limiting mechanism; 601. penetrating a groove; 602. spring tongue; 603. a top spring; 604. embedding holes; 605. a special-shaped groove; 606. a slide bar; 607. a double-ended cone plate; 608. a slot.
Detailed Description
The following description of the embodiments of the present invention 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 invention, but not all embodiments. All other embodiments, which are obtained by a worker of ordinary skill in the art without creative efforts, are within the protection scope of the present invention based on the embodiments of the present invention.
Referring to fig. 1 to 5, the present invention provides a technical solution: a quartz accelerometer fixing device comprises an accelerometer body 1 and an assembly disc seat 2, wherein the accelerometer is a quartz resonance type accelerometer, a force sensitive quartz vibration beam is used as a sensitive element, the accelerometer can directly output frequency, a Dan Yingzhen beam accelerometer is a typical micromechanical inertial device, the structure of the accelerometer comprises a quartz resonator, a flexible support, a sensitive mass, a frequency measuring circuit and the like, the sensitive mass of the accelerometer is restrained by the precise flexible support, so that the accelerometer has only a single degree of freedom, the damping gap of an extrusion film is used as a further restraint on the mass when the measuring range is exceeded, the accelerometer is also used as a mechanical impact limit, the quartz resonance accelerometer has no speed increment error caused by analog-to-digital conversion, can be compatible with a high-speed digital navigation system, has high precision, low cost, small volume and large development potential, has wide application prospect in the fields of middle and high precision such as gravity measurement, cruise missile, autonomous underwater navigation, petroleum drilling and the like, is provided with a link slot 3at the top of an assembly disc seat 2, a plug 4 is arranged in the link slot 3, and an accelerometer body 1 is movably inserted into the link slot 3 and is inserted into the plug 4;
the surface of the assembly disc seat 2 is provided with a press locking mechanism 5 matched with the accelerometer body 1, and the press locking mechanism 5 is provided with a limit mechanism 6 matched with the press locking mechanism.
In this embodiment, as shown in fig. 1, 2, 3, 4 and 5, the pressing lock mechanism 5 includes a circular cavity 501, the circular cavity 501 is opened inside the assembly tray 2 and is mutually communicated with the linking slot 3, the inside of the circular cavity 501 is rotationally connected with a cavity shaft 502, the surface of the cavity shaft 502 is fixedly sleeved with a fluted disc 503 matched with the plugging end of the accelerometer body 1, and the plugging end of the accelerometer body 1 can contact with the fluted disc 503 when moving downwards in the linking slot 3, and is meshed with the force applying lines through convex teeth on the surface of the fluted disc 503, so that the fluted disc 503 is synchronously pushed to rotate through the cavity shaft 502 by the downward movement;
The top surface of the assembly disc seat 2 is provided with a swing groove 504 communicated with the circular cavity 501, the surface of the fluted disc 503 is fixedly connected with an L-shaped swing arm 505 in the swing groove 504, the surface of the cavity shaft 502 is movably sleeved with a torsion spring 506, two ends of the torsion spring 506 are respectively fixedly spliced with the L-shaped swing arm 505 and the assembly disc seat 2, the torsion spring 506 normally pushes the L-shaped swing arm 505 to rotate towards the swing groove 504 through the cavity shaft 502, and the limiting mechanism 6 is arranged on the L-shaped swing arm 505;
The top surface of the assembly disc seat 2 is provided with a caulking groove 507 communicated with the swinging groove 504, and the outer end of the L-shaped swinging arm 505 is fixedly connected with a clasp 508 which is respectively matched with the caulking groove 507 and the accelerometer body 1.
In this embodiment, as shown in fig. 1,2, 3, 4 and 5, the limiting mechanism 6 includes a through slot 601, the through slot 601 is opened on the surface of the L-shaped shifting arm, two ends of the through slot 601 are slidably connected with elastic tongues 602, a top spring 603 is fixedly connected between the two elastic tongues 602, and an embedded hole 604 matched with the elastic tongues 602 is opened on the upper side of the inner wall of the swing slot 504;
The inside of L shape swing arm 505 is vertical to be offered with wear the dysmorphism groove 605 of groove 601 intercommunication, the upper end and the outside intercommunication of dysmorphism groove 605, and the inside sliding connection in dysmorphism groove 605 has slide bar 606, the bottom fixedly connected with double-end taper plate 607 of slide bar 606, slot 608 has been seted up on the surface of bullet tongue 602, double-end taper plate 607 activity is pegged graft in slot 608, when slide bar 606 promotes double-end taper plate 607 and moves down, the inclined plane conical head of accessible double-end taper plate 607 follows the pushing process, utilize slot 608 to drive bullet tongue 602 of both sides and retract and compress top spring 603.
In this embodiment, as shown in fig. 1, the number of the circular cavities 501 is two, and the two circular cavities 501 are symmetrically disposed inside the assembly tray 2, so that the assembly tray has stability compared with single-side support, and is clamped and fixed from both sides.
In this embodiment, as shown in fig. 1 and fig. 2, a bearing is embedded at the connection position of the cavity shaft 502 and the round cavity 501, and the bearing can effectively reduce the friction coefficient in the motion process of the cavity shaft 502, and can ensure the rotation precision while limiting.
In this embodiment, as shown in fig. 1 and 2, the plugging end at the bottom of the accelerometer body 1 is set as a bundling head, and the surface of the bundling head is provided with force applying lines matched with the fluted disc 503, so as to enhance the meshing effect of the fluted disc 503 and the plugging end of the accelerometer body 1, and improve the stability of mutual force application control between the fluted disc and the accelerometer body 1.
In this embodiment, as shown in fig. 5, a rubber pad is adhered to one side of the surface of the clasping button 508 opposite to the accelerometer body 1, so as to prevent damage to the clasping button 508 when the accelerometer body 1 is pressed and clamped, and prevent vibration generated by collision of the clasping buttons 508 on two sides, and affect strength of a joint.
A method of securing a quartz accelerometer fixture, comprising the steps of:
S1, inserting the bottom inserting end of the accelerometer body 1 into the linking groove 3, and inserting the inserting end of the accelerometer body into the plug 4 in the linking groove 3;
S2, in the plugging process, the plugging end of the accelerometer body 1 continuously moves downwards in the linking groove 3 and is contacted with the fluted disc 503, and the fluted disc 503 is synchronously pushed to rotate through the cavity shaft 502 by the downward movement due to the engagement of the convex teeth on the surface of the fluted disc 503 and the force application lines;
s3, the rotating fluted disc 503 drives the L-shaped swing arm 505 at one side of the fluted disc to swing upwards to swing circumferentially and spin out of the swing groove 504, and the torsion spring 506 is compressed in the process until the L-shaped swing arm 505 is rotated to a vertical state from being embedded in the swing groove 504, and the L-shaped swing arm 505 clamps the clasp 508 on the accelerometer body 1, so that the current inserting state of the accelerometer body 1 is fixed;
S4, when the L-shaped swing arm 505 is in a vertical state, the top spring 603 pushes the elastic tongues 602 at two sides of the L-shaped swing arm 505 to be inserted into the embedded holes 604 on the inner wall of the swing groove 504, so that the current position of the L-shaped swing arm 505 is locked, the L-shaped swing arm 505 is prevented from being pushed back by the torsion spring 506, and the accelerometer body 1 is installed at the moment;
s5, when the accelerometer body 1 needs to be disassembled, the sliding rod 606 is pressed to push the double-end conical plate 607 to move downwards, the inclined conical heads of the double-end conical plate 607 follow the pressing process, the elastic tongues 602 on two sides are driven to retract by the slots 608, so that the position locking of the L-shaped swing arms 505 in the swing grooves 504 is released, the torsion springs 506 can reversely push the L-shaped swing arms 505 to be embedded in the swing grooves 504, and the constraint of the clasps 508 on the accelerometer body 1 is released;
S6, in the process of turning the L-shaped swing arm 505, the fluted disc 503 connected with the L-shaped swing arm is synchronously turned, and the plug-in end of the accelerometer body 1 is reversely pushed to move upwards in the link groove 3, so that a user only needs to take down the accelerometer body 1, and the accelerometer body 1 does not need to be pulled out from external force application.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present invention, and are not intended to limit the invention, and that various changes and modifications may be made therein without departing from the spirit and scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a quartz accelerometer fixing device, includes accelerometer body (1) and assembly dish seat (2), its characterized in that: a linking groove (3) is formed in the top of the assembly disc seat (2), a plug (4) is arranged in the linking groove (3), and the accelerometer body (1) is movably inserted into the linking groove (3) and is inserted into the plug (4);
The surface of the assembly disc seat (2) is provided with a press locking mechanism (5) matched with the accelerometer body (1), and the press locking mechanism (5) is provided with a limit mechanism (6) matched with the press locking mechanism;
The pressing and locking mechanism (5) comprises a round cavity (501), the round cavity (501) is arranged in the assembling disc seat (2) and is communicated with the linking groove (3), a cavity shaft (502) is rotatably connected in the round cavity (501), and a fluted disc (503) matched with the plug-in end of the accelerometer body (1) is fixedly sleeved on the surface of the cavity shaft (502);
the top surface of the assembly disc seat (2) is provided with a swing groove (504) communicated with the circular cavity (501), the surface of the fluted disc (503) is fixedly connected with an L-shaped swing arm (505) in the swing groove (504), the surface of the cavity shaft (502) is movably sleeved with a torsion spring (506), two ends of the torsion spring (506) are fixedly spliced with the L-shaped swing arm (505) and the assembly disc seat (2) respectively, and the limiting mechanism (6) is arranged on the L-shaped swing arm (505);
The top surface of the assembly disc seat (2) is provided with a caulking groove (507) communicated with the swinging groove (504), and the outer end of the L-shaped swinging arm (505) is fixedly connected with a clasp (508) which is respectively matched with the caulking groove (507) and the accelerometer body (1);
The limiting mechanism (6) comprises a through groove (601), the through groove (601) is formed in the surface of the L-shaped shifting arm, two ends of the through groove (601) are respectively and slidably connected with a spring tongue (602), a top spring (603) is fixedly connected between the two spring tongues (602), and an embedded hole (604) matched with the spring tongue (602) is formed in the upper side of the inner wall of the swing groove (504);
The utility model discloses a novel structure of L-shaped swing arm (505), including L-shaped swing arm (505), slot (608) have been seted up with wearing groove (601) intercommunication to the inside of L-shaped swing arm (505), the upper end and the outside intercommunication of dysmorphism groove (605), and the inside sliding connection of dysmorphism groove (605) has slide bar (606), the bottom fixedly connected with double-end taper plate (607) of slide bar (606), slot (608) have been seted up on the surface of bullet tongue (602), double-end taper plate (607) activity is pegged graft in slot (608).
2. A quartz accelerometer fixture according to claim 1, wherein: the number of the round cavities (501) is two, and the two round cavities (501) are symmetrically arranged in the assembling disc seat (2).
3. A quartz accelerometer fixture according to claim 1, wherein: the connecting part of the cavity shaft (502) and the round cavity (501) is embedded with a bearing.
4. A quartz accelerometer fixture according to claim 1, wherein: the insertion end at the bottom of the accelerometer body (1) is provided with a bundling head, and the surface of the bundling head is provided with force applying lines matched with the fluted disc (503).
5. A quartz accelerometer fixture according to claim 1, wherein: a rubber pad is adhered to one side of the surface of the clasping buckle (508) opposite to the accelerometer body (1).
6. The method for securing a quartz accelerometer fixture according to claim 1, comprising the steps of:
S1, inserting the bottom inserting end of the accelerometer body (1) into the linking groove (3) and enabling the inserting end of the accelerometer body to be inserted into a plug (4) in the linking groove (3);
S2, in the plugging process, the plugging end of the accelerometer body (1) continuously moves downwards in the linking groove (3) and is contacted with the fluted disc (503), and the fluted disc (503) is synchronously pushed to rotate through the cavity shaft (502) by the downward movement due to the engagement of the convex teeth on the surface of the fluted disc (503) and the force application lines;
S3, the rotating fluted disc (503) drives the L-shaped swing arm (505) at one side of the fluted disc to swing upwards to swing circumferentially and spin out of the swing groove (504), and the torsion spring (506) is compressed in the process until the L-shaped swing arm (505) is rotated to a vertical state from being embedded in the swing groove (504), and the L-shaped swing arm (505) clamps the clasp (508) on the accelerometer body (1) in a pressing manner, so that the current inserting state of the accelerometer body (1) is fixed;
S4, when the L-shaped swing arm (505) is in a vertical state, the top springs (603) push the elastic tongues (602) on two sides of the L-shaped swing arm (505) to be inserted into the embedded holes (604) on the inner wall of the swing groove (504), so that the current position of the L-shaped swing arm (505) is locked, the L-shaped swing arm is prevented from being pushed back by the torsion springs (506), and the accelerometer body (1) is installed;
S5, when the accelerometer body (1) needs to be disassembled, the sliding rod (606) is pressed to push the double-head conical plate (607) to move downwards, the inclined conical heads of the double-head conical plate (607) follow the downward pressing process, the elastic tongues (602) on two sides are driven to retract by the slots (608), so that the position locking of the L-shaped swing arm (505) in the swing groove (504) is relieved, the torsion spring (506) can reversely push the L-shaped swing arm (505) to be embedded in the swing groove (504), and the constraint of the clasping buckle (508) on the accelerometer body (1) is relieved;
S6, in the rotation process of the L-shaped swing arm (505), the fluted disc (503) connected with the L-shaped swing arm synchronously rotates, and the inserted end of the accelerometer body (1) is reversely pushed to move upwards in the link groove (3), so that a user only needs to take down the accelerometer body (1) and does not need to pull out the accelerometer body (1) from external force application.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111241996.1A CN113945733B (en) | 2021-10-25 | 2021-10-25 | Quartz accelerometer fixing device and fixing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111241996.1A CN113945733B (en) | 2021-10-25 | 2021-10-25 | Quartz accelerometer fixing device and fixing method thereof |
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| CN113945733A CN113945733A (en) | 2022-01-18 |
| CN113945733B true CN113945733B (en) | 2024-05-24 |
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