Surface-mounted quartz crystal resonator

Abstract

The utility model provides a surface-mounted quartz crystal resonator, which relates to the technical field of quartz crystal resonators and comprises a circuit board, a bottom plate is arranged on the upper surface of the circuit board, a fixing mechanism is arranged in the bottom plate, and a packaging cover is arranged at the top of the bottom plate. A quartz crystal resonator body is arranged at the top of the bottom plate and located in the packaging cover, a stabilizing mechanism is arranged at the inner top of the packaging cover, an inserting groove is formed in the top of the bottom plate, and an inserting block is fixedly connected to the bottom of the packaging cover. According to the device, the two pull blocks are pulled to move oppositely, so that the two pull blocks drive the sliding blocks to slide oppositely in the sliding grooves, meanwhile, the two first reset springs are extruded to start to contract, and therefore the two sliding blocks drive the two clamping blocks to move oppositely, the two clamping blocks are separated from the two clamping grooves, and the two clamping blocks are separated from the two clamping grooves. And the packaging cover is pulled out from the slot to complete the disassembly, and the quartz crystal is exposed for replacement, so that the operation of a worker is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of quartz crystal resonators, in particular to a mounted quartz crystal resonator. Background Art

[0002] A quartz crystal oscillator is a resonant device made using the piezoelectric effect of quartz crystals and silicon dioxide crystals. Its basic structure is roughly a thin slice cut from a quartz crystal at a certain azimuth angle, referred to as a wafer. It can be square, rectangular or circular, etc. A silver layer is coated on its two corresponding surfaces as electrodes, and a lead is welded to each electrode and connected to the pin. Together with the packaging shell, a quartz crystal resonator is formed, referred to as a quartz crystal or crystal.

[0003] After the quartz crystal resonator is installed, a packaging cover is installed to ensure the normal use of the quartz crystal resonator. However, after the existing quartz crystal resonator is installed, when the quartz crystal needs to be replaced, the packaging cover is not convenient to remove, thereby affecting the replacement of the quartz crystal. Utility Model Content

[0004] The utility model aims to solve the problem in the prior art that after the quartz crystal resonator is installed, when the quartz crystal needs to be replaced, the packaging cover is inconvenient to disassemble, thus affecting the replacement of the quartz crystal, and proposes a mounted quartz crystal resonator.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a surface-mounted quartz crystal resonator comprises a circuit board, a bottom plate is arranged on the upper surface of the circuit board, a fixing mechanism is arranged inside the bottom plate, a packaging cover is arranged on the top of the bottom plate, a quartz crystal resonator body is arranged in the packaging cover at the top of the bottom plate, a stabilizing mechanism is arranged on the inner top of the packaging cover, a slot is opened on the top of the bottom plate, an insert block is fixedly connected to the bottom of the packaging cover, the insert block is located in the slot, a card slot is opened on one side of the insert block, a slide groove is opened on the inner side of the slot, a first return spring is fixedly connected in the slide groove, a slider is slidably connected in the slide groove, one side of the slider is fixedly connected to the first return spring, a card block is fixedly connected to the other side of the slider, the card block is located in the card slot, a through slot is opened on the inner side of the slide groove, a pull block is fixedly connected to the top of the slider, and the pull block movably passes through the through slot.

[0006] Preferably, a positioning column is provided on the top of the circuit board, and a positioning groove is provided on the bottom of the base plate.

[0007] Preferably, the fixing mechanism comprises a glue injection port, the glue injection port is opened on the top of the bottom plate, and a groove is opened inside the bottom plate.

[0008] Preferably, a glue outlet is provided at the inner bottom of the groove, and the groove is connected to the glue injection port.

[0009] Preferably, the stabilizing mechanism comprises a telescopic rod, the telescopic rod is fixedly connected to the inner top of the packaging cover, and the outer surface of the telescopic rod is sleeved with a second return spring.

[0010] Preferably, a butt plate is fixedly connected to the bottom end of the telescopic rod, and the butt plate butts against the quartz crystal resonator body.

[0011] Preferably, the card block matches the card slot, and the card block is a convex structure.

[0012] Compared with the prior art, the advantages and positive effects of the utility model are:

[0013] 1. In the utility model, by pulling the two pull blocks to move toward each other, the two pull blocks drive the sliders to slide toward each other in the slide groove, and at the same time, the two first return springs are squeezed and begin to shrink, so that the two sliders drive the two card blocks to move toward each other, so that the two card blocks and the two card grooves are separated, and then the disassembly can be completed by pulling the packaging cover out of the slot, exposing the quartz crystal for replacement, which is convenient for the staff to operate.

[0014] 2. In the utility model, the positioning groove provided at the bottom of the base plate is sleeved on the positioning column, so as to facilitate the preliminary positioning of the base plate. Then, by providing a fixing mechanism, glue can be injected from the glue injection port, and the base plate is pasted and set at the required working position through the groove and the glue outlet, so that the position displacement operation during installation can be avoided. Then, by providing a stabilizing mechanism, the second reset spring pushes the abutment plate to abut against the quartz crystal resonator body, so that the quartz crystal resonator body can be stably set on the base plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The utility model provides a stereoscopic diagram of the main structure of a mounted quartz crystal resonator;

[0016] Figure 2 The utility model provides a partial cross-sectional structural stereogram of a bottom plate in a mountable quartz crystal resonator;

[0017] Figure 3 The utility model provides a structural stereogram of a packaging cover in a mounted quartz crystal resonator;

[0018] Figure 4 The utility model provides a three-dimensional cross-sectional structure diagram of a bottom plate in a mounted quartz crystal resonator;

[0019] Figure 5 The utility model provides a structural stereogram of a circuit board in a mounted quartz crystal resonator;

[0020] Figure 6 The utility model provides a three-dimensional diagram of the cross-sectional structure of a packaging cover in a mounted quartz crystal resonator.

[0021] Legend: 1. Circuit board; 2. Bottom plate; 3. Fixing mechanism; 301. Glue injection port; 302. Groove; 303. Glue outlet; 4. Packaging cover; 5. Quartz crystal resonator body; 6. Stabilizing mechanism; 601. Telescopic rod; 602. Second return spring; 603. Abutment plate; 7. Slot; 8. Insert block; 9. Card slot; 10. Slide slot; 11. First return spring; 12. Slider; 13. Card block; 14. Through slot; 15. Pull block; 16. Positioning column; 17. Positioning slot. DETAILED DESCRIPTION

[0022] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0023] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0024] Embodiment 1, as Figure 1 - Figure 6 As shown, the utility model provides a mounted quartz crystal resonator, including a circuit board 1, a bottom plate 2 is arranged on the upper surface of the circuit board 1, a fixing mechanism 3 is arranged inside the bottom plate 2, a packaging cover 4 is arranged on the top of the bottom plate 2, a quartz crystal resonator body 5 is arranged in the packaging cover 4 at the top of the bottom plate 2, a stabilizing mechanism 6 is arranged on the inner top of the packaging cover 4, a slot 7 is opened on the top of the bottom plate 2, an insert block 8 is fixedly connected to the bottom of the packaging cover 4, the insert block 8 is located in the slot 7, a card slot 9 is opened on one side of the insert block 8, a slide groove 10 is opened on the inner side of the slot 7, a first return spring 11 is fixedly connected in the slide groove 10, a slider 12 is slidably connected in the slide groove 10, one side of the slider 12 is fixedly connected to the first return spring 11, a card block 13 is fixedly connected to the other side of the slider 12, the card block 13 is located in the card slot 9, a through slot 14 is opened on the inner side of the slide groove 10, a pull block 15 is fixedly connected to the top of the slider 12, and the pull block 15 movably passes through the through slot 14.

[0025] The effect achieved by the entire embodiment 1 is that by pulling the two pull blocks 15 to move toward each other, the two pull blocks 15 drive the slider 12 to slide toward each other in the slide groove 10, and at the same time, the two first return springs 11 are squeezed and begin to shrink, so that the two sliders 12 drive the two clamping blocks 13 to move toward each other, so that the two clamping blocks 13 and the two clamping grooves 9 are separated, and then the disassembly can be completed by pulling the packaging cover 4 out of the slot 7, exposing the quartz crystal for replacement, which is convenient for the staff to operate.

[0026] Embodiment 2, as Figure 1 - Figure 6 As shown, a positioning column 16 is provided on the top of the circuit board 1, a positioning groove 17 is provided on the bottom of the base plate 2, the fixing mechanism 3 includes a glue injection port 301, the glue injection port 301 is provided on the top of the base plate 2, a groove 302 is provided inside the base plate 2, a glue outlet 303 is provided at the inner bottom of the groove 302, the groove 302 is communicated with the glue injection port 301, the stabilizing mechanism 6 includes a telescopic rod 601, the telescopic rod 601 is fixedly connected to the inner top of the packaging cover 4, a second reset spring 602 is sleeved on the outer surface of the telescopic rod 601, the bottom end of the telescopic rod 601 is fixedly connected to a butt plate 603, the butt plate 603 is butted against the quartz crystal resonator body 5, the clamping block 13 matches the clamping slot 9, and the clamping block 13 is a convex structure.

[0027] The effect achieved by the entire embodiment 2 is that by putting the positioning groove 17 set at the bottom of the base plate 2 on the positioning column 16, it is convenient to perform preliminary positioning of the base plate 2, and then by setting up a fixing mechanism 3, glue can be injected from the glue injection port 301, and the base plate 2 is pasted and set at the required working position through the groove 302 and the glue outlet 303, which can avoid the operation of position displacement during installation, and then by setting up a stabilizing mechanism 6, the second reset spring 602 pushes the abutment plate 603 to abut against the quartz crystal resonator body 5, so that the quartz crystal resonator body 5 can be stably set on the base plate 2, and then the convex structure of the clamping block 13 makes the clamping connection between the clamping block 13 and the clamping groove 9 tighter.

[0028] Working principle: When in use, the bottom plate 2 is preliminarily positioned by putting the positioning groove 17 set at the bottom of the bottom plate 2 on the positioning column 16, and then glue can be injected from the glue injection port 301, and the bottom plate 2 is pasted and set at the required working position through the groove 302 and the glue outlet 303, which can avoid position displacement during installation. When the quartz crystal needs to be replaced, the two pull blocks 15 are pulled towards each other, so that the two pull blocks 15 drive the slider 12 to slide towards each other in the slide groove 10, and at the same time, the two first return springs 11 are squeezed and begin to shrink, so that the two sliders 12 drive the two card blocks 13 to move towards each other, so that the two card blocks 13 and the two card slots 9 are separated, and then the disassembly can be completed by pulling the packaging cover 4 out of the slot 7, exposing the quartz crystal for replacement, which is convenient for the staff to operate.

[0029] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A surface mounted quartz crystal resonator, comprising a circuit board (1), characterized in that: The upper surface of the circuit board (1) is provided with a base plate (2), the interior of the base plate (2) is provided with a fixing mechanism (3), the top of the base plate (2) is provided with a packaging cover (4), the top of the base plate (2) is located inside the packaging cover (4), a quartz crystal resonator body (5) is provided, the inner top of the packaging cover (4) is provided with a stabilizing mechanism (6), the top of the base plate (2) is provided with a slot (7), the bottom of the packaging cover (4) is fixedly connected with an insert block (8), the insert block (8) is located in the slot (7), and a card slot (9) is provided on one side of the insert block (8). A slide groove (10) is provided on the inner side of the slot (7), a first return spring (11) is fixedly connected in the slide groove (10), a slider (12) is slidably connected in the slide groove (10), one side of the slider (12) is fixedly connected to the first return spring (11), the other side of the slider (12) is fixedly connected to a clamping block (13), the clamping block (13) is located in the clamping groove (9), a through groove (14) is provided on the inner side of the slide groove (10), a pull block (15) is fixedly connected to the top of the slider (12), and the pull block (15) movably passes through the through groove (14).

2. A surface mounted quartz crystal resonator according to claim 1, characterized in that: A positioning column (16) is provided on the top of the circuit board (1), and a positioning groove (17) is provided on the bottom of the base plate (2).

3. The surface-mount quartz crystal resonator according to claim 1, characterized in that: The fixing mechanism (3) comprises a glue injection port (301), the glue injection port (301) is opened on the top of the bottom plate (2), and a groove (302) is opened inside the bottom plate (2).

4. A surface mounted quartz crystal resonator according to claim 3, characterized in that: A glue outlet (303) is provided at the inner bottom of the groove (302), and the groove (302) is connected to the glue injection port (301).

5. The surface-mount quartz crystal resonator according to claim 1, characterized in that: The stabilizing mechanism (6) comprises a telescopic rod (601), the telescopic rod (601) being fixedly connected to the inner top of the packaging cover (4), and a second return spring (602) being sleeved on the outer surface of the telescopic rod (601).

6. A surface mounted quartz crystal resonator according to claim 5, characterized in that: The bottom end of the telescopic rod (601) is fixedly connected to a butt plate (603), and the butt plate (603) butts against the quartz crystal resonator body (5).

7. The surface-mount quartz crystal resonator according to claim 1, characterized in that: The card block (13) matches the card slot (9), and the card block (13) is a convex structure.

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