CN217546000U - Crystal oscillator - Google Patents

Abstract

The utility model provides a crystal oscillator, include: the bottom plate, be fixed in one side of bottom plate and two fixed plates that the interval set up, be fixed in the bottom plate and be located the device main part between two fixed plates, elastic connection in fixed plate and butt in the radiator unit of device main part, and slide assembly in the fixed plate and be located the compressing tightly subassembly of the one side of keeping away from the bottom plate of device main part, each fixed plate all is equipped with radiator unit, compressing tightly the subassembly and be used for fixing the device main part at the bottom plate. The heat dissipation assembly can dissipate heat and cool the device main body, so that the influence of the temperature on the device main body is reduced; moreover, because the left side and the right side of the device main body can be fixed by the heat dissipation assembly, the device main body can be fixed on the bottom plate by the pressing assembly, so that the upper side and the lower side of the device main body can be fixed by the pressing assembly, the device main body is not easy to shake, the stability of the device main body is improved, and the adverse effects of impact, acceleration and the like on the device main body are reduced.

Description

Crystal oscillator

Technical Field

The utility model relates to a crystal oscillator technical field especially relates to a crystal oscillator.

Background

The oscillation frequency of the quartz crystal oscillator changes along with the change of temperature, and the temperature compensation crystal oscillator can reduce the variation of the oscillation frequency generated by the change of ambient temperature through an additional temperature compensation circuit.

In the related art, a temperature compensation crystal oscillator is commonly used for electronic products and communication equipment, and is easily influenced by the internal environment temperature of the equipment, and the temperature compensation crystal oscillator can generate heat when working to influence the normal work of the temperature compensation crystal oscillator; meanwhile, because electronic products or communication equipment need to be moved frequently, the working environment of the temperature compensation crystal oscillator is influenced by impact, vibration and acceleration due to the fact that the impact, vibration and acceleration exist in many cases, and the temperature compensation crystal oscillator is poor in use stability.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a crystal oscillator is provided aims at solving the relatively poor problem of stability in use of the temperature compensation crystal oscillator among the correlation technique.

In order to solve the above technical problem, the utility model provides a crystal oscillator, include: the bottom plate, be fixed in two fixed plates that one side of bottom plate and interval set up, be fixed in the bottom plate just is located two device main part, elastic connection between the fixed plate and butt in the radiator unit of device main part and slip assembly in the fixed plate just is located keeping away from of device main part the subassembly that compresses tightly of one side of bottom plate, each the fixed plate all is equipped with radiator unit, compress tightly the subassembly and be used for with the device main part is fixed the bottom plate.

Preferably, at least one first chute is formed in the surface of the fixing plate, the first chute is formed in the bottom end of the fixing plate, the heat dissipation assembly comprises a soft rubber part and a heat conduction part, the soft rubber part is elastically connected to the corresponding fixing plate and abutted to the device main body, one end of the heat conduction part is fixed to the soft rubber part, the other end of the heat conduction part extends into the first chute, the soft rubber part can conduct heat, and the heat conduction part is connected to the fixing plate in a sliding mode.

Preferably, the heat dissipation assembly further comprises a first elastic piece, two ends of the first elastic piece are connected to the soft rubber piece and the fixing plate respectively, the soft rubber pieces of the heat dissipation assemblies are connected into a whole, and two ends of the first sliding groove penetrate through the plate surface of the fixing plate respectively.

Preferably, a second sliding groove is formed in the plate surface of the fixing plate, the second sliding groove is formed in the top end of the fixing plate, the compressing assembly comprises a sliding plate which is slidably assembled in the second sliding groove, and a pressing plate which is elastically connected to one side of the sliding plate, which is close to the device main body, and when the sliding plate slides to the state that the pressing plate is separated from the second sliding groove, the pressing plate abuts against the device main body; when the sliding plate slides to the state that the pressing plate extends into the second sliding groove, a gap is formed between the pressing plate and the device main body.

Preferably, one end of the sliding plate is located between the two fixing plates, and the other end of the sliding plate is fixed with a pulling plate, and the pulling plate is located on one side of the fixing plate far away from the device main body.

Preferably, the pressing plate is provided with a first end and a second end which are arranged oppositely, the first end of the pressing plate is flush with the end, not provided with the pulling plate, of the sliding plate, the second end of the pressing plate is arranged between the two ends of the sliding plate, and the second end of the pressing plate is provided with a guide inclined plane.

Preferably, the second chute comprises a first sub-groove arranged on the surface of the fixing plate and a second sub-groove arranged on the surface of the fixing plate and communicated with the first sub-groove, the first sub-groove is matched with the sliding plate, the second sub-groove is matched with the pressing plate, and the length of the first sub-groove is longer than that of the second sub-groove.

Preferably, the pressing assembly further includes a second elastic member having one end connected to the pressing plate and the other end connected to the sliding plate, the second elastic member has a first predetermined length when the pressing plate abuts against the device body, and has a second predetermined length when the pressing plate and the device body have a gap, the first predetermined length being greater than the second predetermined length.

Preferably, each of the fixing plates is provided with one of the pressing assemblies, the crystal oscillator further includes a pressing rod having one end rotatably mounted on one side of the sliding plate away from the device body, and the other end capable of rotating to any one of the two sliding plates, and when the pressing rod rotates to the position where one end of the pressing rod is located on one of the two sliding plates and the other end is located on the other sliding plate, the two sliding plates are fixed by the pressing rod.

Preferably, a first groove is formed in one end, provided with the pressing rod, of the sliding plate, a second groove communicated with the first groove is formed in one end, not provided with the pressing rod, of the sliding plate, a limiting piece is fixed to the free end of the pressing rod, the limiting piece extends into the first groove, and when the limiting piece slides into the second groove, the two sliding plates are fixed by the pressing rod.

Compared with the prior art, the utility model, well a crystal oscillator, beneficial effect lies in: the heat dissipation assembly can dissipate heat and cool the device main body, and the influence of temperature on the device main body is reduced; moreover, because radiator unit elastic connection is in the fixed plate, and the device main part is located between two fixed plates for radiator unit can fix the left and right sides of device main part, compress tightly the subassembly and can fix the device main part at the bottom plate, make to compress tightly the subassembly and can fix the upper and lower both sides of device main part, thereby make the device main part be difficult to produce and rock, improve the stability of device main part, reduce the adverse effect that impact and acceleration etc. produced the device main part.

Drawings

Fig. 1 is a schematic diagram of an overall structure of a crystal oscillator according to an embodiment of the present invention;

fig. 2 is a schematic diagram of a state of the compressing component in the crystal oscillator according to the embodiment of the present invention when the device main body is not compressed;

fig. 3 is a schematic diagram of a state of the pressing assembly in the crystal oscillator according to the embodiment of the present invention when pressing the device main body;

FIG. 4 is an enlarged view of detail A in FIG. 3;

fig. 5 is a side view of a fixing plate in a crystal oscillator according to an embodiment of the present invention;

fig. 6 is a front view of a slide plate in a crystal oscillator according to an embodiment of the present invention.

In the drawings, each reference numeral denotes: 1. a base plate; 2. a fixing plate; 21. a first chute; 22. a second chute; 3. a device body; 4. a heat dissipating component; 41. a soft rubber member; 42. a heat conductive member; 43. a first elastic member; 5. a compression assembly; 51. a slide plate; 511. a first groove; 512. a second groove; 52. pressing a plate; 53. pulling a plate; 54. a second elastic member; 6. a pressure lever; 7. a stopper.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the embodiments described are only a few embodiments of the present application and not all 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 application.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the present application. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

Example (b):

referring to fig. 1 to 6, an embodiment of the present invention provides a crystal oscillator, including: the bottom plate 1, be fixed in two fixed plates 2 that one side and interval of bottom plate 1 set up, be fixed in bottom plate 1 and be located the device main part 3 between two fixed plates 2, elastic connection is in fixed plate 2 and butt in the radiator unit 4 of device main part 3, and slide assembly in fixed plate 2 and be located the pressure tight subassembly 5 of the one side of keeping away from bottom plate 1 of device main part 3, each fixed plate 2 all is equipped with radiator unit 4, pressure tight subassembly 5 is used for fixing device main part 3 at bottom plate 1. The heat dissipation component 4 can dissipate heat and cool the device main body 3, so that the influence of the temperature on the device main body 3 is reduced; moreover, because heat-dissipating component 4 elastic connection is in fixed plate 2, and device main part 3 is located between two fixed plates 2, make heat-dissipating component 4 can fix the left and right sides of device main part 3, compress tightly subassembly 5 and can fix device main part 3 at bottom plate 1, make compress tightly subassembly 5 and can fix the upper and lower both sides of device main part 3, thereby make device main part 3 be difficult to produce and rock, improve the stability of device main part 3, reduce the adverse effect that impact and acceleration etc. produced device main part 3.

Referring to fig. 1, 2 and 3, in an embodiment, a plate surface of the fixing plate 2 is provided with at least one first sliding slot 21, the first sliding slot 21 is disposed at a bottom end of the fixing plate 2, the heat dissipation assembly 4 includes a soft rubber member 41 elastically connected to the corresponding fixing plate 2 and abutted against the device main body 3, and a heat conduction member 42 having one end fixed to the soft rubber member 41 and the other end extending into the first sliding slot 21, the soft rubber member 41 is capable of conducting heat, and the heat conduction member 42 is slidably connected to the fixing plate 2. Specifically, the plate surface of the fixing plate 2 is provided with a plurality of first sliding grooves 21 arranged at equal intervals, and the first sliding grooves 21 are adapted to the heat conducting member 42, so that the heat conducting member 42 can slide relative to the first sliding grooves 21, and the first sliding grooves 21 can play a role in guiding; the soft rubber 41 can be a silicon rubber, the heat conducting member 42 can be a heat conducting fin, heat generated by the device main body 3 is conducted to the heat conducting member 42 through the soft rubber 41, and the heat is dissipated to the air through the heat conducting member 42, so that heat dissipation of the device main body 3 is completed; since the plurality of heat-conducting members 42 are provided, the area of the device main body 3 exposed to the air can be increased, and the heat dissipation effect on the device main body 3 can be improved. One end of the soft rubber part 41 close to the compressing component 5 is provided with a guide inclined plane, which is beneficial to putting the device main body 3 between the two fixing plates 2.

Referring to fig. 1, 2 and 3, preferably, the heat dissipation assembly 4 further includes a first elastic member 43 having two ends respectively connected to the soft rubber member 41 and the fixing plate 2, the soft rubber members 41 of the heat dissipation assemblies 4 are integrally connected, and two ends of the first sliding slot 21 respectively penetrate through the plate surface of the fixing plate 2. Specifically, the first elastic member 43 may be a spring, the first elastic member 43 is provided with a plurality of elastic members and is disposed around the heat conductive member 42, and the elastic force provided by the first elastic member 43 can reduce the influence of external impact on the device main body 3 and also can provide a certain fixing strength to the device main body 3; the soft rubber pieces 41 of the heat dissipation assemblies 4 are connected into a whole, so that the soft rubber pieces 41 are in close fit with the device main body 3; the two ends of the first sliding groove 21 respectively penetrate through the plate surface of the fixing plate 2, so that the soft rubber member 41 has enough moving distance to adapt to the device main bodies 3 with different specifications. It should be understood that when placing device main part 3 between two fixed plates 2, device main part 3 contacts and extrudes soft adhesive 41 with soft adhesive 41, first elastic component 43 receives the extrusion and takes place elastic deformation and produce elasticity this moment, and act on soft adhesive 41 with the elasticity that produces, make soft adhesive 41 can paste the surface of tight device main part 3, so that soft adhesive 41 is to the heat conduction of device main part 3, and simultaneously, relative soft adhesive 41 that sets up can carry out preliminary centre gripping fixedly to device main part 3, improve the stability of device main part 3.

Referring to fig. 1, 2 and 3, in an embodiment, the plate surface of the fixing plate 2 is provided with a second sliding groove 22, the second sliding groove 22 is disposed at the top end of the fixing plate 2, and the pressing assembly 5 includes a sliding plate 51 slidably mounted on the second sliding groove 22, and a pressing plate 52 elastically connected to one side of the sliding plate 51 close to the device main body 3. Specifically, the second chute 22 and the first chute 21 are arranged at an interval, both the sliding plate 51 and the pressing plate 52 can be rectangular plates, and when the sliding plate 51 slides until the pressing plate 52 is separated from the second chute 22, the pressing plate 52 abuts against the device main body 3; when the slide plate 51 slides until the pressing plate 52 extends into the second chute 22, there is a gap between the pressing plate 52 and the device main body 3. It should be understood that the elastic connection between the pressing plate 52 and the sliding plate 51 allows the pressing plate 52 to provide a certain buffering capacity, further reducing the adverse effect of the external impact on the device body 3.

Referring to fig. 1, 2 and 3, in an embodiment, one end of the sliding plate 51 is located between the two fixing plates 2, the other end of the sliding plate is fixed with a pulling plate 53, the pulling plate 53 is located on a side of the fixing plate 2 away from the device body 3, the pulling plate 53 and the sliding plate 51 are perpendicular to each other, and the pulling plate 53 facilitates to pull the sliding plate 51 to slide relative to the second sliding chute 22, and simultaneously prevents the sliding plate 51 from sliding to completely enter between the two fixing plates 2. The pressing plate 52 has a first end and a second end which are oppositely arranged, the first end of the pressing plate 52 is flush with the end of the sliding plate 51 which is not provided with the pulling plate 53, and the second end of the pressing plate 52 is arranged between the two ends of the sliding plate 51, so that the size of the pressing plate 52 is smaller than that of the sliding plate 51, and the pressing plate 52 is favorably separated from the second sliding chute 22; the second end of the pressing plate 52 is provided with a guiding slope to facilitate the sliding of the pressing plate 52 into the second sliding groove 22.

Referring to fig. 2, 3 and 5, in an embodiment, the second sliding chute 22 includes a first sub-groove disposed on the plate surface of the fixing plate 2 and a second sub-groove disposed on the plate surface of the fixing plate 2 and communicated with the first sub-groove, the first sub-groove is adapted to the sliding plate 51, the second sub-groove is adapted to the pressing plate 52, the length of the first sub-groove is longer than that of the second sub-groove, and the cross section of the second sliding chute 22 formed by connecting the first sub-groove and the second sub-groove is T-shaped.

Referring to fig. 2, 3 and 5, in one embodiment, the pressing assembly 5 further includes a second elastic member 54 having one end connected to the pressing plate 52 and the other end connected to the sliding plate 51. Specifically, the second elastic member 54 may be a spring, and a plurality of second elastic members 54 arranged at equal intervals between the sliding plate 51 and the pressing plate 52 are provided to enhance the buffering performance provided by the pressing assembly 5. When the pressing plate 52 abuts against the device body 3, the second elastic member 54 has a first predetermined length, and when the pressing plate 52 has a gap with the device body 3, the second elastic member 54 has a second predetermined length, and the first predetermined length is greater than the second predetermined length, so that the pressing plate 52 can press and fix the device body 3 on the base plate 1.

Referring to fig. 3, 4 and 6, in one embodiment, each fixing plate 2 is provided with a pressing assembly 5, the crystal oscillator further includes a pressing rod 6 having one end rotatably mounted on a side of the sliding plate 51 away from the device body 3, and the other end capable of rotating to any one of the two sliding plates 51, when the pressing rod 6 rotates to that one end of the pressing rod 6 is located on one of the two sliding plates 51 and the other end is located on the other sliding plate 51, the two sliding plates 51 are fixed by the pressing rod 6. Specifically, the pressure lever 6 is rotatably connected to the sliding plate 51 through a rotating shaft; the end of the sliding plate 51 provided with the pressing rod 6 is provided with a first groove 511, the end of the sliding plate 51 not provided with the pressing rod 6 is provided with a second groove 512 communicated with the first groove 511, the free end of the pressing rod 6 is fixed with a limiting piece 7, the limiting piece 7 extends into the first groove 511, the limiting piece 7 can be a limiting rod, the limiting rod and the limiting piece 7 are connected into an L shape, the first groove 511 and the second groove 512 are arc-shaped grooves, and when the limiting piece 7 slides into the second groove 512, the two sliding plates 51 are fixedly connected by the pressing rod 6 in a clamping manner.

Referring to fig. 2 and 3, it should be understood that before the device body 3 is placed, the corresponding sliding plate 51 and the corresponding pressing plate 52 are pulled into the second sliding groove 22 by the pulling plate 53, after the device body 3 is initially clamped and fixed by the heat dissipation assembly 4, the corresponding sliding plate 51 and the corresponding pressing plate 52 are pushed by the pulling plate 53 again until the pressing plate 52 is separated from the second sliding groove 22, at this time, the pressing plate 52 rebounds under the elastic force of the second elastic member 54, so that the pressing plate 52 is abutted against the device body 3, thereby compressing and fixing the device body 3, and providing stability for the device body 3.

Referring to fig. 1, 2 and 3, in an embodiment, a plurality of mounting holes are formed in a surface of the base plate 1, mounting bolts are disposed inside the mounting holes and used with the mounting holes, and the base plate 1 is mounted and fixed on a circuit board through the plurality of mounting holes and the mounting bolts.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and any modifications, equivalents, improvements, etc. made within the spirit and principles of the present invention should be included within the scope of the present invention.

Claims (10)

1. A crystal oscillator, comprising: the bottom plate, be fixed in two fixed plates that one side of bottom plate and interval set up, be fixed in the bottom plate just is located two device main part, elastic connection between the fixed plate and butt in the radiator unit of device main part and slip assembly in the fixed plate just is located keeping away from of device main part the subassembly that compresses tightly of one side of bottom plate, each the fixed plate all is equipped with radiator unit, compress tightly the subassembly and be used for with the device main part is fixed the bottom plate.

2. The crystal oscillator according to claim 1, wherein the plate surface of the fixing plate is provided with at least one first sliding groove, the first sliding groove is formed at the bottom end of the fixing plate, the heat dissipation assembly comprises a soft rubber member elastically connected to the corresponding fixing plate and abutting against the device body, and a heat conduction member having one end fixed to the soft rubber member and the other end extending into the first sliding groove, the soft rubber member is capable of conducting heat, and the heat conduction member is slidably connected to the fixing plate.

3. The crystal oscillator according to claim 2, wherein the heat dissipation assembly further comprises a first elastic member having two ends respectively connected to the soft rubber member and the fixing plate, the soft rubber members of the heat dissipation assemblies are integrally connected, and two ends of the first sliding groove respectively penetrate through the plate surface of the fixing plate.

4. The crystal oscillator according to claim 1, wherein the plate surface of the fixing plate is provided with a second sliding groove, the second sliding groove is formed at the top end of the fixing plate, the pressing assembly comprises a sliding plate slidably fitted in the second sliding groove, and a pressing plate elastically connected to one side of the sliding plate close to the device body, and when the sliding plate slides until the pressing plate is separated from the second sliding groove, the pressing plate abuts against the device body; when the sliding plate slides to the state that the pressing plate extends into the second sliding groove, a gap is formed between the pressing plate and the device main body.

5. A crystal oscillator according to claim 4, wherein the slide plate has one end located between the two fixed plates and the other end having a pull plate fixed thereto, the pull plate being located on a side of the fixed plate remote from the device body.

6. The crystal oscillator of claim 5, wherein the pressure plate has a first end and a second end opposite to each other, the first end of the pressure plate is flush with the end of the sliding plate where the pulling plate is not located, the second end of the pressure plate is located between the two ends of the sliding plate, and the second end of the pressure plate is provided with a guiding inclined surface.

7. The crystal oscillator according to claim 4, wherein the second sliding groove includes a first sub-groove formed in the plate surface of the fixed plate and a second sub-groove formed in the plate surface of the fixed plate and communicating with the first sub-groove, the first sub-groove is adapted to the sliding plate, the second sub-groove is adapted to the pressing plate, and a length of the first sub-groove is longer than a length of the second sub-groove.

8. The crystal oscillator of claim 4, wherein the hold-down assembly further comprises a second elastic member having one end connected to the hold-down plate and the other end connected to the slide plate, the second elastic member having a first predetermined length when the hold-down plate abuts the device body, and a second predetermined length when the hold-down plate and the device body have a gap, the first predetermined length being greater than the second predetermined length.

9. The crystal oscillator according to claim 4, wherein each of the fixing plates is provided with one of the hold-down members, and the crystal oscillator further comprises a pressing rod having one end rotatably mounted on a side of the sliding plate away from the device body and the other end rotatable to either one of the two sliding plates, and when the pressing rod is rotated to a position where one end of the pressing rod is located on one of the two sliding plates and the other end is located on the other sliding plate, the two sliding plates are fixed by the pressing rod.

10. The crystal oscillator according to claim 9, wherein the end of the sliding plate where the pressing rod is located is provided with a first groove, the end of the sliding plate where the pressing rod is not located is provided with a second groove communicating with the first groove, a limiting member is fixed to a free end of the pressing rod, the limiting member extends into the first groove, and when the limiting member slides into the second groove, the two sliding plates are fixed by the pressing rod.

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