Constant-temperature crystal oscillator with damping effect

Abstract

The utility model provides a constant temperature crystal oscillator with vibration damping effect, relates to the semiconductor silicon wafer technology field, and comprises a main frame body and a cover plate, the top of the main frame body is provided with the cover plate, the two sides of the main frame body are symmetrically provided with installation grooves, the installation grooves are internally provided with heat dissipation mechanisms, and the heat dissipation mechanisms are provided with heat dissipation holes. A constant-temperature crystal oscillator is mounted in the main frame body through a damping mechanism, and the damping mechanism comprises a first connecting plate, a hinge rod, a telescopic rod, a connecting seat and a spring; when the constant-temperature crystal oscillator generates vibration, the vibration is transmitted into the telescopic rod and the hinge rod through the first connecting plate, the hinge rod slides on the outer side of the guide rod through the nylon sleeve, friction force is generated between the hinge rod and the guide rod to consume kinetic energy generated by vibration, and the telescopic rod and the spring are in a compressed state. And then the spring generates elastic force to cooperate with the telescopic rod to drive the first connecting plate to reset so as to stabilize the position of the constant-temperature crystal oscillator and prevent the constant-temperature crystal oscillator from falling off.

Description

Technical Field

[0001] The utility model relates to the technical field of semiconductor silicon chips, in particular to a constant temperature crystal oscillator with vibration reduction effect. Background Art

[0002] A constant temperature crystal oscillator is a crystal oscillator that is placed in a highly stable constant temperature bath to reduce the change in the crystal resonant frequency caused by ambient temperature changes and equipped with good oscillation, amplification, and control circuits. It has excellent short-term frequency stability and phase noise characteristics and can be used in the field of semiconductor silicon wafers;

[0003] During the use of the circuit board, a constant temperature crystal oscillator is required. The existing constant temperature crystal oscillator does not have a vibration reduction structure and cannot reduce the vibration of the constant temperature crystal. During the use of the constant temperature crystal oscillator, vibration will be generated. The vibration will cause a gap between the constant temperature crystal oscillator and the circuit board, causing the constant temperature crystal oscillator to fall off. Therefore, the utility model proposes a constant temperature crystal oscillator with a vibration reduction effect to solve the above problem. Utility Model Content

[0004] In view of the above problems, the utility model proposes a constant temperature crystal oscillator with a vibration reduction effect to solve the problem in the prior art that vibrations will be generated during the use of the constant temperature crystal oscillator, and the vibrations will cause a gap between the constant temperature crystal oscillator and the circuit board, causing the constant temperature crystal oscillator to fall off.

[0005] To achieve the purpose of the utility model, the utility model is implemented through the following technical scheme: a constant temperature crystal oscillator with a vibration reduction effect, including a main frame and a cover plate, the top of the main frame is provided with a cover plate, the two sides of the main frame are symmetrically provided with installation grooves, the interior of the installation groove is provided with a heat dissipation mechanism, and a constant temperature crystal oscillator is installed inside the main frame through a shock absorbing mechanism.

[0006] Further improvements are: the shock absorbing mechanism includes a No. 1 connecting plate, a hinged rod, a telescopic rod, a connecting seat and a spring, a No. 1 connecting plate is provided inside the main frame, the two sides of the top of the No. 1 connecting plate are symmetrically hinged with the connecting seat through a pin shaft, the two sides of the bottom of the No. 1 connecting plate are symmetrically hinged with the hinged rod through a pin shaft, the bottom end of the hinged rod is hinged with the telescopic rod, the top end of the telescopic rod is fixedly connected to the bottom of the connecting seat, and a spring is provided on the outside of the telescopic rod.

[0007] A further improvement is that the shape of the connecting plate is set to be a rectangular frame structure, the outer wall of the constant temperature crystal oscillator is snap-connected with the inner wall of the connecting plate, and the height of the connecting plate is equal to the height of the constant temperature crystal oscillator.

[0008] A further improvement is that: the bottom of the main frame is symmetrically fixedly connected with a guide rod, the bottom end of the hinged rod is hinged with a nylon sleeve, and the bottom end of the hinged rod is slidably connected to the outer wall of the guide rod through the nylon sleeve.

[0009] A further improvement is that the heat dissipation mechanism includes a heat dissipation plate and heat sink fins, the heat dissipation plate is clamped inside the mounting groove, a plurality of heat sink fins are arranged inside the heat dissipation plate, and the material of the heat sink fins is set to copper.

[0010] A further improvement is that assembly plates are symmetrically provided on the top and bottom of the heat sink, the two assembly plates are detachably connected to the main frame or the cover plate by bolts, and one side of the heat sink is fitted and connected to one side of the constant temperature crystal oscillator.

[0011] A further improvement is that a second connecting plate is symmetrically fixedly connected to both sides of the bottom of the cover plate, the bottom of the second connecting plate is fit-connected to the top of the main frame, and the second connecting plate is detachably connected to the top of the main frame by bolts.

[0012] The beneficial effects of the utility model are as follows: when the constant temperature crystal oscillator generates vibration, the vibration is transmitted to the inside of the telescopic rod and the hinged rod through the No. 1 connecting plate, the hinged rod slides on the outside of the guide rod through the nylon sleeve, and friction is generated between the hinged rod and the guide rod to consume the kinetic energy generated by the vibration, the telescopic rod and the spring are in a compressed state, and then the spring generates elastic force and cooperates with the telescopic rod to drive the No. 1 connecting plate to reset, so as to stabilize the position of the constant temperature crystal oscillator and prevent the constant temperature crystal oscillator from falling off. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is the front view of the utility model;

[0014] Figure 2 This is a schematic diagram of the internal structure of the main frame of the utility model;

[0015] Figure 3 This is a schematic diagram of the structure of the shock absorbing mechanism of the utility model;

[0016] Figure 4 This is a schematic diagram of the heat dissipation plate structure of the utility model.

[0017] Among them: 1. Main frame; 2. Cover plate; 3. Installation slot; 4. Heat sink; 5. Guide rod; 6. Constant temperature crystal oscillator; 7. No. 1 connecting plate; 8. Articulated rod; 9. Telescopic rod; 10. Connecting seat; 11. Spring; 12. Heat sink; 13. Assembly plate; 14. No. 2 connecting plate; 15. Pin shaft. DETAILED DESCRIPTION

[0018] In order to deepen the understanding of the present invention, the present invention will be further described in detail below in conjunction with an embodiment. The embodiment is only used to explain the present invention and does not constitute a limitation on the protection scope of the present invention.

[0019] according to Figure 1 , 2As shown in Figures 3 and 4, this embodiment proposes a constant temperature crystal oscillator with a vibration reduction effect, including a main frame 1 and a cover plate 2, the top of the main frame 1 is provided with a cover plate 2, both sides of the main frame 1 are symmetrically provided with mounting grooves 3, the interior of the mounting grooves 3 is provided with a heat dissipation mechanism, the interior of the main frame 1 is provided with a constant temperature crystal oscillator 6 through the vibration reduction mechanism, the cover plate 2 on the top of the main frame 1 is opened, and the constant temperature crystal oscillator 6 is installed in the vibration reduction mechanism inside the main frame 1, the vibration reduction mechanism can stabilize the position of the constant temperature crystal oscillator 6, avoid the formation of a gap between the constant temperature crystal oscillator and the circuit board, causing the constant temperature crystal oscillator to fall off, wherein the heat dissipation mechanism can guide the heat energy generated by the constant temperature crystal oscillator 6 to the outside, to avoid the temperature of the constant temperature crystal oscillator 6 being too high and affecting its own work.

[0020] The shock absorbing mechanism includes a No. 1 connecting plate 7, an articulated rod 8, a telescopic rod 9, a connecting seat 10 and a spring 11. A No. 1 connecting plate 7 is provided inside the main frame 1. The two sides of the top of the No. 1 connecting plate 7 are symmetrically hinged with the connecting seat 10 through a pin shaft 15. The two sides of the bottom of the No. 1 connecting plate 7 are symmetrically hinged with the articulated rod 8 through a pin shaft 15. The bottom end of the articulated rod 8 is hinged with a telescopic rod 9. The top of the telescopic rod 9 is fixedly connected to the bottom of the connecting seat 10. A spring 11 is provided on the outside of the telescopic rod 9. The shape of the No. 1 connecting plate 7 is set to a rectangular frame structure. The outer wall of the constant temperature crystal oscillator 6 is snap-connected with the inner wall of the No. 1 connecting plate 7. The height of the No. 1 connecting plate 7 is The height of the constant temperature crystal oscillator 6 is equal, and the bottom of the main frame 1 is symmetrically fixedly connected with a guide rod 5, and the bottom end of the hinged rod 8 is hinged with a nylon sleeve, and the bottom end of the hinged rod 8 is slidably connected to the outer wall of the guide rod 5 through the nylon sleeve. When the constant temperature crystal oscillator 6 vibrates, the vibration is transmitted to the inside of the telescopic rod 9 and the hinged rod 8 through the No. 1 connecting plate 7, and the hinged rod 8 slides on the outside of the guide rod 5 through the nylon sleeve. Friction is generated between the hinged rod 8 and the guide rod 5 to consume the kinetic energy generated by the vibration. The telescopic rod 9 and the spring 11 are in a compressed state. After that, the spring 11 generates elastic force and cooperates with the telescopic rod 9 to drive the No. 1 connecting plate 7 to reset, so as to stabilize the position of the constant temperature crystal oscillator 6 and prevent the constant temperature crystal oscillator from falling off.

[0021] The heat dissipation mechanism includes a heat sink 4 and heat sink 12. The heat sink 4 is clamped inside the mounting groove 3. A plurality of heat sinks 12 are arranged inside the heat sink 4. The material of the heat sink 12 is copper. The copper heat sink 12 is attached to one side of the constant temperature crystal oscillator 6. The constant temperature crystal oscillator 6 can transfer the heat energy generated during operation to the heat sink 12. The heat sink 12 can increase the heat dissipation area of ​​the constant temperature crystal oscillator 6 and directly guide the heat to the outside, so that the heat dissipation effect of the constant temperature crystal oscillator 6 is better.

[0022] The top and bottom of the heat sink 4 are symmetrically provided with assembly plates 13, and the two assembly plates 13 are detachably connected to the main frame 1 or the cover plate 2 by bolts. One side of the heat sink 12 is fitted and connected to one side of the constant temperature crystal oscillator 6, and the heat sink 4 is snapped into the interior of the mounting groove 3. The assembly plate 13 at the top of the heat sink 4 is snapped together with the cover plate 2, and the assembly plate 13 at the bottom of the heat sink 4 is fitted together with the main frame 1. Bolts are screwed into the interior of the two assembly plates 13, and the bolts enter the interior of the cover plate 2 or the main frame 1 to completely fix the heat sink 4 on the mounting groove 3.

[0023] A No. 2 connecting plate 14 is symmetrically fixedly connected to both sides of the bottom of the cover plate 2, and the bottom of the No. 2 connecting plate 14 is fitted and connected to the top of the main frame 1, and the No. 2 connecting plate 14 is detachably connected to the top of the main frame 1 by bolts, and the cover plate 2 is covered on the top of the main frame 1, and the No. 2 connecting plates 14 on both sides of the cover plate 2 are fitted together with both sides of the main frame 1, and the bolts are screwed into the interior of the No. 2 connecting plate 14, and the bottom ends of the bolts are inserted into the interior of the main frame 1 to fix the cover plate 2 to the top of the main frame 1, and the cover plate 2 and the main frame 1 wrap the constant temperature crystal oscillator 6 to protect it.

[0024] When the constant temperature crystal oscillator 6 generates vibration, the vibration is transmitted to the inside of the telescopic rod 9 and the hinged rod 8 through the No. 1 connecting plate 7. The hinged rod 8 slides on the outside of the guide rod 5 through the nylon sleeve. Friction is generated between the hinged rod 8 and the guide rod 5 to consume the kinetic energy generated by the vibration. The telescopic rod 9 and the spring 11 are in a compressed state. Then the spring 11 generates elastic force and cooperates with the telescopic rod 9 to drive the No. 1 connecting plate 7 to reset, so as to stabilize the position of the constant temperature crystal oscillator 6 and prevent the constant temperature crystal oscillator from falling off. The copper heat sink 12 is attached to one side of the constant temperature crystal oscillator 6. The constant temperature crystal oscillator 6 can transfer the heat energy generated during operation to the heat sink 12. The heat sink 12 can increase the heat dissipation area of ​​the constant temperature crystal oscillator 6 and directly guide the heat to the outside, so that the heat dissipation effect of the constant temperature crystal oscillator 6 is better.

[0025] The above shows and describes the basic principles, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A constant temperature crystal oscillator with a vibration reduction effect, comprising a main frame (1) and a cover plate (2), characterized in that: A cover plate (2) is provided on the top of the main frame (1), mounting grooves (3) are symmetrically provided on both sides of the main frame (1), a heat dissipation mechanism is provided inside the mounting groove (3), and a constant temperature crystal oscillator (6) is installed inside the main frame (1) via a shock absorbing mechanism; The shock absorbing mechanism comprises a No. 1 connecting plate (7), a hinged rod (8), a telescopic rod (9), a connecting seat (10) and a spring (11). The main frame (1) is provided with a No. 1 connecting plate (7) inside. The two sides of the top of the No. 1 connecting plate (7) are symmetrically hinged to the connecting seat (10) via a pin shaft (15). The two sides of the bottom of the No. 1 connecting plate (7) are symmetrically hinged to the hinged rod (8) via a pin shaft (15). The bottom end of the hinged rod (8) is hinged to the telescopic rod (9). The top end of the telescopic rod (9) is fixedly connected to the bottom of the connecting seat (10). The outer side of the telescopic rod (9) is provided with a spring (11).

2. The constant temperature crystal oscillator with vibration reduction effect according to claim 1, characterized in that: The shape of the No. 1 connecting plate (7) is set as a rectangular frame structure, the outer wall of the constant temperature crystal oscillator (6) is snap-connected with the inner wall of the No. 1 connecting plate (7), and the height of the No. 1 connecting plate (7) is equal to the height of the constant temperature crystal oscillator (6).

3. The constant temperature crystal oscillator with vibration reduction effect according to claim 1, characterized in that: The bottom of the main frame (1) is symmetrically fixedly connected to a guide rod (5), the bottom end of the hinged rod (8) is hinged to a nylon sleeve, and the bottom end of the hinged rod (8) is slidably connected to the outer wall of the guide rod (5) via the nylon sleeve.

4. The constant temperature crystal oscillator with vibration reduction effect according to claim 1, characterized in that: The heat dissipation mechanism comprises a heat dissipation plate (4) and heat dissipation fins (12); the heat dissipation plate (4) is engaged inside the mounting groove (3); a plurality of heat dissipation fins (12) are arranged inside the heat dissipation plate (4); and the material of the heat dissipation fins (12) is copper.

5. The constant temperature crystal oscillator with vibration reduction effect according to claim 4, characterized in that: The top and bottom of the heat sink (4) are symmetrically provided with assembly plates (13), and the two assembly plates (13) are detachably connected to the main frame (1) or the cover plate (2) by bolts, and one side of the heat sink (12) is fitted and connected to one side of the constant temperature crystal oscillator (6).

6. The constant temperature crystal oscillator with vibration reduction effect according to claim 1, characterized in that: A second connecting plate (14) is symmetrically fixedly connected to both sides of the bottom of the cover plate (2); the bottom of the second connecting plate (14) is fitted and connected to the top of the main frame (1); and the second connecting plate (14) and the top of the main frame (1) are detachably connected via bolts.

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