CN211701973U - Vehicle-mounted crystal oscillator - Google Patents
Vehicle-mounted crystal oscillator Download PDFInfo
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- CN211701973U CN211701973U CN201921481792.3U CN201921481792U CN211701973U CN 211701973 U CN211701973 U CN 211701973U CN 201921481792 U CN201921481792 U CN 201921481792U CN 211701973 U CN211701973 U CN 211701973U
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- crystal oscillator
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- long groove
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Abstract
The utility model discloses an on-vehicle crystal oscillator of using, concretely relates to crystal oscillator technical field, which comprises an outer shell, the shell bottom is provided with first base plate, first base plate and shell fixed connection, first base plate bottom is provided with the second base plate, be provided with fixed establishment between second base plate and the first base plate. The utility model discloses a be provided with fixed establishment, clip first base plate and second base plate when splint, and tighten fastening bolt at rectangular inslot, the just whole equipment of device has been accomplished, and through being provided with rectangular groove, can effectively improve the efficiency that fastening bolt screwed in, and through being provided with splint, can effectively improve fastening bolt to the area of contact between two base plates, thereby fastening between the two has been improved, compared with the prior art, make the crystal oscillator after the equipment is accomplished repair after dismantling, and fixed establishment simple structure, the area occupied is little, the use of the crystal oscillator after the equipment is not influenced.
Description
Technical Field
The utility model relates to a crystal oscillator technical field, more specifically say, the utility model relates to an on-vehicle crystal oscillator that uses.
Background
The crystal oscillator refers to a quartz crystal resonator, namely a quartz crystal or a crystal and a crystal oscillator [1], wherein a slice (simply called a wafer) is cut from a quartz crystal according to a certain azimuth angle; and a crystal element in which an IC is added inside a package to constitute an oscillation circuit is called a crystal oscillator.
The existing vehicle-mounted crystal oscillator is generally packaged by a metal shell and also packaged by a glass shell, ceramics or plastics, and when the interior of the vehicle-mounted crystal oscillator is damaged, the existing vehicle-mounted crystal oscillator is not easy to disassemble and repair due to an external fixed structure, and only a new vehicle-mounted crystal oscillator can be replaced again.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides an on-vehicle crystal oscillator of using, through being provided with fixed establishment, clip first base plate and second base plate when splint, and tighten fastening bolt at rectangular inslot, the device is just whole to be assembled and is accomplished, and through being provided with rectangular groove, can effectively improve fastening bolt and screw in efficiency, and through being provided with splint, can effectively improve fastening bolt to the area of contact between two base plates, thereby fastening between the two has been improved, compared with the prior art, make the crystal oscillator after the equipment is accomplished repair after dismantling, and fixed establishment simple structure, area occupied is little, the crystal oscillator's after the equipment use is not influenced, in order to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a vehicle-mounted crystal oscillator comprises a shell, wherein a first substrate is arranged at the bottom of the shell and fixedly connected with the shell, a second substrate is arranged at the bottom of the first substrate, and a fixing mechanism is arranged between the second substrate and the first substrate;
fixing mechanism includes splint, splint cross sectional shape sets up to the spill, the splint top is run through and is provided with first rectangular groove, the splint bottom is run through and is provided with the rectangular groove of second, splint and first base plate and second base plate phase-match, first base plate runs through to be provided with the rectangular groove of third towards one side in first rectangular groove, the second base plate runs through to be provided with the rectangular groove of fourth towards one side in the rectangular groove of second, first rectangular groove, the rectangular groove of second, the rectangular groove of third and the rectangular inslot wall of fourth evenly are provided with the internal thread, the inside still supporting fastening bolt that is provided with of splint, fastening bolt and the rectangular groove threaded connection of first rectangular groove and second.
In a preferred embodiment, a crystal oscillator body is disposed inside the housing, the first substrate surface is provided with a through groove, and the second substrate surface is provided with four through holes.
In a preferred embodiment, the bottom of the first substrate is provided with a sealing ring, and the bottom of the sealing ring is provided with an arc-shaped surface.
In a preferred embodiment, the top of the second base plate is provided with a sealing groove, and the sealing groove is matched with a sealing ring.
In a preferred embodiment, the bottom of the crystal oscillator body is provided with pins which penetrate through the through grooves and the through holes and extend to the bottom of the second substrate.
In a preferred embodiment, the first elongated groove, the second elongated groove, the third elongated groove and the fourth elongated groove have the same length.
In a preferred embodiment, the number of the clamping plates is two, and the two clamping plates are respectively arranged on two sides of the first base plate and the second base plate.
In a preferred embodiment, the number of the fastening bolts on each of the clamping plates is set to be plural.
The utility model discloses a technological effect and advantage:
1. by arranging the fixing mechanism, when the first substrate and the second substrate are clamped by the clamping plate and the clamping plate is moved to align the first long groove, the second long groove, the third long groove and the fourth long groove, the fastening bolt is screwed in the long grooves, the whole assembly of the device is completed, by arranging the long grooves, the screwing efficiency of the fastening bolt can be effectively improved, thereby improving the assembly efficiency of the device, and by arranging the clamping plate, the contact area of the fastening bolt on the first substrate and the second substrate can be effectively improved, thereby improving the fastening property between the first substrate and the second substrate, and when the crystal oscillator main body in the shell is damaged and needs to be repaired, the first substrate and the second substrate can be separated only by screwing out the fastening bolt on the clamping plate, thereby taking out the crystal oscillator main body in the shell for repairing, compared with the prior art, the crystal oscillator after being assembled can be repaired after being disassembled, and the fixing mechanism has simple structure and small occupied area, and does not influence the use of the assembled crystal oscillator;
2. through being provided with sealing washer and seal groove, when first base plate and second base plate assembled mutually, the sealing washer of first base plate bottom can enter into the seal groove at second base plate top in, can effectively improve leakproofness between the two through sealing washer and seal groove, and the sealing washer bottom is provided with the arcwall face to can reduce the loss that produces when contacting between sealing washer and the seal groove, thereby prolong the life of device, compare with prior art, effectively improved crystal oscillator's leakproofness.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic structural diagram of a first substrate of the present invention.
Fig. 3 is a bottom view of the first substrate of the present invention.
Fig. 4 is a top view of a second substrate according to the present invention.
Fig. 5 is a side sectional view of the first substrate of the present invention.
Fig. 6 is a schematic view of the splint structure of the present invention.
Fig. 7 is a sectional view of the structure of the clamping plate, the first base plate and the second base plate.
The reference signs are: the sealing structure comprises a shell 1, a first base plate 2, a second base plate 3, a clamping plate 4, a first long groove 5, a second long groove 6, a third long groove 7, a fourth long groove 8, a fastening bolt 9, a through groove 10, a through hole 11, a sealing ring 12, an arc-shaped surface 13, a sealing groove 14 and a pin 15.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The crystal oscillator for vehicle mounting shown in fig. 1-7 comprises a housing 1, wherein a first substrate 2 is disposed at the bottom of the housing 1, the first substrate 2 is fixedly connected with the housing 1, a second substrate 3 is disposed at the bottom of the first substrate 2, and a fixing mechanism is disposed between the second substrate 3 and the first substrate 2;
the fixing mechanism comprises a clamping plate 4, the section of the clamping plate 4 is concave, a first long groove 5 penetrates through the top of the clamping plate 4, a second long groove 6 penetrates through the bottom of the clamping plate 4, the clamping plate 4 is matched with a first base plate 2 and a second base plate 3, a third long groove 7 penetrates through one side, facing the first long groove 5, of the first base plate 2, a fourth long groove 8 penetrates through one side, facing the second long groove 6, of the second base plate 3, internal threads are uniformly arranged on the inner walls of the first long groove 5, the second long groove 6, the third long groove 7 and the fourth long groove 8, a fastening bolt 9 is further arranged inside the clamping plate 4 in a matched mode, and the fastening bolt 9 is in threaded connection with the first long groove 5 and the second long groove 6;
a crystal oscillator main body is arranged in the shell 1, a through groove 10 penetrates through the surface of the first substrate 2, and four through holes 11 penetrate through the surface of the second substrate 3;
a pin 15 is arranged at the bottom of the crystal oscillator body, and the pin 15 penetrates through the through groove 10 and the through hole 11 and extends to the bottom of the second substrate 3;
the lengths of the first long groove 5, the second long groove 6, the third long groove 7 and the fourth long groove 8 are consistent;
the number of the clamping plates 4 is two, and the two clamping plates 4 are respectively arranged at two sides of the first base plate 2 and the second base plate 3;
the number of the fastening bolts 9 on each of the clamping plates 4 is set to be plural.
The implementation mode is specifically as follows: when the utility model is assembled, the first base plate 2 is welded at the bottom of the shell 1, the crystal oscillator main body is arranged inside the shell 1, the second base plate 3 is arranged at the bottom of the first base plate 2, the crystal oscillator main body is fixed by the fixing mechanism, the first base plate 2 and the second base plate 3 are clamped by the clamping plate 4 in the fixing mechanism, the clamping plate 4 is moved to make the first long groove 5 and the second long groove 6 on the clamping plate 4 align with the third long groove 7 on the first base plate 2 and the fourth long groove 8 on the second base plate 3, the fastening bolt 9 is screwed in the long groove, the whole assembly of the device is completed after the fastening bolt 9 is screwed, the efficiency of screwing the fastening bolt 9 can be effectively improved by arranging the long grooves, the efficiency of assembling the device is improved, and the contact area of the fastening bolt 9 on the first base plate 2 and the second base plate 3 can be effectively improved by arranging the clamping plate 4, therefore, the tightness between the first substrate 2 and the second substrate 3 is improved, when the crystal oscillator body in the shell 1 is damaged and needs to be repaired, the first substrate 2 and the second substrate 3 can be separated only by screwing out the fastening bolt 9 on the clamping plate 4, and the crystal oscillator body in the shell 1 is taken out for repair.
As shown in fig. 3-5, a sealing ring 12 is disposed at the bottom of the first substrate 2, and an arc-shaped surface 13 is disposed at the bottom of the sealing ring 12;
the top of the second substrate 3 is provided with a sealing groove 14, and the sealing groove 14 is matched with the sealing ring 12.
The implementation mode is specifically as follows: the utility model discloses when the equipment, when first base plate 2 and second base plate 3 equipment mutually, the sealing washer 12 of 2 bottoms of first base plate can enter into in the seal groove 14 at 3 tops of second base plate, can effectively improve the leakproofness between the two through sealing washer 12 and seal groove 14, and sealing washer 12 bottom is provided with arcwall face 13, thereby can reduce the loss that produces when contacting between sealing washer 12 and the seal groove 14, thereby the life of device has been prolonged, this embodiment has specifically solved among the prior art, the not high problem of crystal oscillator leakproofness.
The utility model discloses the theory of operation:
referring to the attached drawings 1-7 of the specification, in the assembly of the present invention, a first substrate 2 is welded to the bottom of a housing 1, a crystal oscillator main body is installed inside the housing 1, a second substrate 3 is installed to the bottom of the first substrate 2, and is fixed by a fixing mechanism, first, a first substrate 2 and a second substrate 3 are clamped by a clamping plate 4 of the fixing mechanism, and the clamping plate 4 is moved so that a first elongated groove 5 and a second elongated groove 6 of the clamping plate 4 are aligned with a third elongated groove 7 of the first substrate 2 and a fourth elongated groove 8 of the second substrate 3, and a fastening bolt 9 is screwed in the elongated grooves, the entire assembly of the device is completed after the fastening bolt 9 is screwed, and by providing the elongated grooves, the screwing efficiency of the fastening bolt 9 can be effectively improved, thereby improving the assembly efficiency of the device, and by providing the clamping plate 4, the contact area of the fastening bolt 9 with respect to the first substrate 2 and the second substrate 3 can be effectively improved, therefore, the tightness between the first substrate 2 and the second substrate 3 is improved, and when the crystal oscillator body in the shell 1 is damaged and needs to be repaired, the first substrate 2 and the second substrate 3 can be separated only by screwing out the fastening bolt 9 on the clamping plate 4, so that the crystal oscillator body in the shell 1 can be taken out for repair;
referring to the description attached drawings 3-5, the utility model discloses when the equipment, when first base plate 2 and second base plate 3 assembled mutually, the sealing washer 12 of 2 bottoms of first base plate can enter into in the seal groove 14 at 3 tops of second base plate, can effectively improve the leakproofness between the two through sealing washer 12 and seal groove 14, and sealing washer 12 bottom is provided with arcwall face 13 to can reduce the loss that produces when contacting between sealing washer 12 and the seal groove 14.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;
and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A vehicular crystal oscillator includes a housing (1), characterized in that: a first substrate (2) is arranged at the bottom of the shell (1), the first substrate (2) is fixedly connected with the shell (1), a second substrate (3) is arranged at the bottom of the first substrate (2), and a fixing mechanism is arranged between the second substrate (3) and the first substrate (2);
the fixing mechanism comprises a clamping plate (4), the cross section of the clamping plate (4) is concave, a first long groove (5) is arranged at the top of the clamping plate (4) in a penetrating way, a second long groove (6) is arranged at the bottom of the clamping plate (4) in a penetrating way, the clamping plate (4) is matched with the first base plate (2) and the second base plate (3), a third long groove (7) penetrates through one side of the first substrate (2) facing the first long groove (5), a fourth long groove (8) penetrates through one side of the second substrate (3) facing the second long groove (6), internal threads are uniformly arranged on the inner walls of the first long groove (5), the second long groove (6), the third long groove (7) and the fourth long groove (8), the clamping plate (4) is internally provided with a fastening bolt (9) in a matched manner, and the fastening bolt (9) is in threaded connection with the first long groove (5) and the second long groove (6).
2. The crystal oscillator according to claim 1, wherein: the crystal oscillator is characterized in that a crystal oscillator main body is arranged inside the shell (1), a through groove (10) penetrates through the surface of the first substrate (2), and four through holes (11) penetrate through the surface of the second substrate (3).
3. The crystal oscillator according to claim 1, wherein: a sealing ring (12) is arranged at the bottom of the first substrate (2), and an arc-shaped surface (13) is arranged at the bottom of the sealing ring (12).
4. A crystal oscillator for vehicle mounting according to claim 3, wherein: the top of the second substrate (3) is provided with a sealing groove (14), and the sealing groove (14) is matched with the sealing ring (12).
5. A crystal oscillator for vehicle mounting according to claim 2, wherein: and a pin (15) is arranged at the bottom of the crystal oscillator body, and the pin (15) penetrates through the through groove (10) and the through hole (11) and extends to the bottom of the second substrate (3).
6. The crystal oscillator according to claim 1, wherein: the lengths of the first long groove (5), the second long groove (6), the third long groove (7) and the fourth long groove (8) are consistent.
7. The crystal oscillator according to claim 1, wherein: the number of the clamping plates (4) is two, and the two clamping plates (4) are respectively arranged on two sides of the first base plate (2) and the second base plate (3).
8. The crystal oscillator according to claim 1, wherein: the number of the fastening bolts (9) on each clamping plate (4) is set to be a plurality.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921481792.3U CN211701973U (en) | 2019-09-07 | 2019-09-07 | Vehicle-mounted crystal oscillator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921481792.3U CN211701973U (en) | 2019-09-07 | 2019-09-07 | Vehicle-mounted crystal oscillator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211701973U true CN211701973U (en) | 2020-10-16 |
Family
ID=72770184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921481792.3U Active CN211701973U (en) | 2019-09-07 | 2019-09-07 | Vehicle-mounted crystal oscillator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211701973U (en) |
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2019
- 2019-09-07 CN CN201921481792.3U patent/CN211701973U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | "change of name, title or address" | ||
| CP03 | "change of name, title or address" |
Address after: No. 51-302, Fengfeng Road, Huishan District, Wuxi City, Jiangsu Province Patentee after: Jiangsu Shangpin Hi Tech Co.,Ltd. Address before: No. 53-207, Fengfeng Road, wind power park, Huishan Economic Development Zone, Wuxi City, Jiangsu Province Patentee before: Wuxi shangfrequency High Tech Co.,Ltd. |