CN216538147U

CN216538147U - Surface-mounted constant-temperature oscillator

Info

Publication number: CN216538147U
Application number: CN202123324340.4U
Authority: CN
Inventors: 王继刚
Original assignee: Shenzhen Anjingli Technology Co ltd
Current assignee: Shenzhen Anjingli Technology Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-05-17
Anticipated expiration: 2031-12-27

Abstract

The utility model provides a surface-mounted constant-temperature oscillator which comprises a base, wherein a shell is inserted into the top of the base, a fixed plate is arranged on the inner wall of the top of the shell, a buffer groove is formed in the outer wall of the bottom of the fixed plate, a guide rod is welded on the inner wall of the buffer groove, a sliding block is sleeved outside the guide rod in a sliding mode, a buffer spring connected with the sliding block is welded on the inner wall of the buffer groove, and a rotating seat is fixed on the outer wall of the bottom of the sliding block through a bolt. When the constant temperature oscillator falls or is extruded, the elastic force of the buffer spring can buffer the sliding block, the buffer rod and the buffer pad, so that the base plate can be damped and buffered, the base plate can be prevented from being damaged after being subjected to vibration force or extrusion force, the service life of the base plate is prolonged, the shell is inserted into the base, the pull rod is loosened, the insertion block can be inserted into the slot through the elastic force of the fixing spring, and the shell can be fixed conveniently.

Description

Surface-mounted constant-temperature oscillator

Technical Field

The utility model particularly relates to the technical field of constant-temperature oscillators, in particular to a surface-mounted constant-temperature oscillator.

Background

An oven controlled crystal oscillator (OCXO) is composed of an oven control circuit and an oscillator circuit, and generally, a differential series amplifier composed of a thermistor bridge is used to realize temperature control.

The conventional surface-mounted constant temperature oscillator does not have a buffering function, is easy to damage when falling or pressurized, is inconvenient to disassemble and assemble, and causes inconvenience in maintaining a substrate, so that the surface-mounted constant temperature oscillator is urgently needed.

Disclosure of Invention

The utility model aims to overcome the defects that the prior art does not have a buffering function and is inconvenient to assemble and disassemble, meets the practical requirements, and provides the surface-mounted constant-temperature oscillator with a novel structural design.

In order to realize the purpose of the utility model, the technical scheme adopted by the utility model is as follows:

the utility model provides a surface mounting type constant temperature oscillator, includes the base, the shell has been inserted at the top of base, and is provided with the fixed plate on the inner wall at shell top, the dashpot has been seted up on the outer wall of fixed plate bottom, and has the guide arm on the inner wall of dashpot welding, the slider has been cup jointed in the outside slip of guide arm, the welding has the buffer spring who is connected with the slider on the inner wall of dashpot, there is the rotation seat through the bolt fastening on the outer wall of slider bottom, and rotates the inside of seat and rotate and be connected with the buffer beam through the pivot rotation, the bottom of buffer beam has the blotter through the bolt fastening.

The outer wall of base both sides has all been seted up the dead slot, and the inside sliding connection of dead slot has the inserted block, the slot has all been seted up to the outer wall bottom of shell both sides, and the inserted block pegs graft in the inside of slot.

The welding has the pull rod on the outer wall of inserted block one side, and the welding has the fixed spring who is connected with the pull rod on the inner wall of dead slot.

The base is characterized in that a fixing seat is fixed on the outer wall of the top of the base through bolts, a base plate is clamped inside the fixing seat, a fixing bolt is connected to the outer wall of the top of the fixing seat through threads, and the bottom end of the fixing bolt is rotatably connected with an extrusion block through a bearing.

The outer wall of the bottom of the extrusion block and the inner wall of the fixing seat are both provided with a protective pad, the inner wall of the top of the fixing seat is welded with a limiting rod, and the extrusion block is sleeved outside the limiting rod in a sliding mode.

The outer wall of the top of the base is fixedly provided with a heat conducting plate which is attached to the bottom of the base plate through bolts, and the outer wall of the bottom of the heat conducting plate is provided with a plurality of heat conducting rods.

The ventilation net is fixed on the outer walls of the inner part of the base and the two sides of the shell through bolts, and pins extending to the outer part of the base are arranged on the outer wall of the bottom of the base plate.

The utility model has the beneficial effects that:

(1) this design utilizes shell, fixed plate, dashpot, guide arm, slider, buffer spring, rotates seat, buffer beam and cushion, drops or receives when the extrusion at this constant temperature oscillator, and buffer spring's elasticity can cushion slider, buffer beam and cushion, and then can play the effect of shock attenuation and buffering to the base plate, can prevent to receive to damage behind shaking force or the extrusion force, has prolonged the life of base plate.

(2) This design utilizes dead slot, inserted block, slot, pull rod and fixed spring, pegs graft the shell in the inside of base, loosens the pull rod, and fixed spring's elasticity can make the inserted block peg graft in the inside of slot, is convenient for fix the shell, and then can be fixed the shell and dismantle all very conveniently, is convenient for maintain the base plate after dismantling the shell.

(3) This design utilizes fixing base, base plate, fixing bolt, extrusion piece, protection pad and guide arm, rotates fixing bolt and transfers when extrusion piece descends, can press to hold fixedly to the base plate, is convenient for fix the inside at the fixing base with the base plate, and the protection pad can prevent that fixing base and extrusion piece from causing the damage to the base plate when fixed to the base plate, has played the effect to the base plate protection.

(4) This design utilizes heat-conducting plate, heat-conducting rod and ventilation net, and the heat-conducting plate can give the heat-conducting rod with the heat conduction that the base plate during operation produced, and the heat of heat-conducting rod is used the inside that the ventilation net dispels the shell, can dispel the heat to the base plate, can avoid the inside too high phenomenon that leads to the base plate to take place to burn out of heat of shell.

Drawings

FIG. 1 is a schematic perspective view of the present design;

FIG. 2 is a schematic diagram of the internal side view of the present design;

FIG. 3 is a schematic diagram of the buffer structure of the present design;

FIG. 4 is a schematic view of the substrate fixing structure of the present design;

fig. 5 is a schematic view of the fixing structure of the housing in the present design.

In the figure: the device comprises a base 1, a shell 2, a fixing plate 3, a buffer groove 4, a guide rod 5, a sliding block 6, a buffer spring 7, a rotating seat 8, a buffer rod 9, a buffer pad 10, an empty groove 11, an inserting block 12, an inserting groove 13, a pull rod 14, a fixing spring 15, a fixing seat 16, a base plate 17, a fixing bolt 18, an extruding block 19, a protective pad 20, a limiting rod 21, a heat-conducting plate 22, a heat-conducting rod 23, a ventilation net 24 and a pin 25.

Detailed Description

The utility model is further illustrated with reference to the following figures and examples:

a surface-mounted type constant temperature oscillator, see figures 1 to 5, comprises a base 1, a shell 2 is inserted into the top of the base 1, a fixed plate 3 is arranged on the inner wall of the top of the shell 2, a buffer groove 4 is arranged on the outer wall of the bottom of the fixed plate 3, a guide rod 5 is welded on the inner wall of the buffer groove 4, a slide block 6 is sleeved on the outer portion of the guide rod 5 in a sliding manner, a buffer spring 7 connected with the slide block 6 is welded on the inner wall of the buffer groove 4, a rotating seat 8 is fixed on the outer wall of the bottom of the slide block 6 through a bolt, a buffer rod 9 is rotatably connected inside the rotating seat 8 through a rotating shaft, a buffer pad 10 is fixed at the bottom end of the buffer rod 9 through a bolt, the constant temperature oscillator drops or is enabled to be subjected to extrusion force, the elastic force of the buffer spring 7 can play a role in buffering for the slide block 6, the rod 9 and the buffer pad 10, and further play a role in damping and protecting a base plate 17, the substrate 17 can be prevented from being damaged.

Furthermore, in the design, the outer walls on the two sides of the base 1 are both provided with empty slots 11, the inner parts of the empty slots 11 are connected with the inserting blocks 12 in a sliding manner, the bottoms of the outer walls on the two sides of the shell 2 are both provided with inserting slots 13, and the inserting blocks 12 are inserted into the inserting slots 13; the outer wall of inserted block 12 one side goes up the welding and has pull rod 14, and the welding has the fixed spring 15 that is connected with pull rod 14 on the inner wall of dead slot 11, and pulling pull rod 14 can make inserted block 12 keep away from the inside of slot 13, is convenient for dismantle the shell 2 from base 1 get off, maintains base plate 17.

Further, in this design, there is fixing base 16 through the bolt fastening on the outer wall at base 1 top, and base plate 17 has been put to 16 inside cards of fixing base, and threaded connection has fixing bolt 18 on the outer wall at fixing base 16 top, and fixing bolt 18's bottom is rotated through the bearing and is connected with extrusion piece 19, rotates fixing bolt 18 and drives extrusion piece 19 and descend, can extrude fixedly to base plate 17.

Further, in this design, all be provided with the protection pad 20 on the outer wall of extrusion piece 19 bottom and on the inner wall of fixing base 16, the welding has gag lever post 21 on the inner wall at fixing base 16 top, and extrusion piece 19 slides and cup joints in gag lever post 21's outside, and gag lever post 21 can make extrusion piece 19 vertical migration.

Further, in the design, a heat conducting plate 22 which is attached to the bottom of the base plate 17 is fixed on the outer wall of the top of the base 1 through bolts, and a plurality of heat conducting rods 23 are arranged on the outer wall of the bottom of the heat conducting plate 22; the ventilation net 24 is fixed on the outer walls of the inner part of the base 1 and the two sides of the shell 2 through bolts, the outer wall of the bottom of the base plate 17 is provided with pins 25 extending to the outer part of the base 1, and the heat conducting plate 22 conducts the heat of the base plate 17 to the heat conducting rod 23. The heat of the heat conduction rod 23 is dissipated through the air mesh 24, and the heat of the substrate 17 can be dissipated.

In summary, the working principle of the utility model is as follows: when the surface-mounted type constant temperature oscillator is used, a substrate 17 is inserted into a fixed 16 seat, a fixing bolt 18 is rotated to drive an extrusion block 19 to descend to extrude the substrate 17, a guide rod 21 can enable the extrusion block 19 to descend vertically, the substrate 17 can be fixed into a fixed seat 16, a pull rod 14 is pulled, a shell 2 is inserted into a base 1, the pull rod 14 is loosened, the insertion block 12 can be inserted into a slot 13 due to the elasticity of a fixing spring 15, the shell 2 can be fixed on the base 1 without using a plurality of screws, the shell 2 is more convenient to mount and dismount, when the constant temperature oscillator is extruded or falls, the elasticity of a buffer spring 7 can play a role in buffering the sliding block 6, the buffer rod 9 and the buffer pad 10, further the substrate 17 can play a role in buffering and damping, the substrate 17 can be prevented from being damaged, heat generated when the substrate 17 works is conducted onto the heat conducting rod 23 through a heat conducting plate 22, the heat on the heat conduction rod 23 is dissipated to the outside of the housing 1 through the ventilation net 24, so that the heat dissipation of the substrate 17 can be realized, and the substrate 17 is prevented from being burned out.

The embodiments of the present invention are disclosed as the preferred embodiments, but not limited thereto, and those skilled in the art can easily understand the spirit of the present invention and make various extensions and changes without departing from the spirit of the present invention.

Claims

1. A surface-mount type constant temperature oscillator includes a base (1), characterized in that: shell (2) have been inserted at the top of base (1), and be provided with fixed plate (3) on the inner wall at shell (2) top, buffer slot (4) have been seted up on the outer wall of fixed plate (3) bottom, and have guide arm (5) on the inner wall of buffer slot (4) welding, slider (6) have been cup jointed in the outside slip of guide arm (5), the welding has buffer spring (7) that are connected with slider (6) on the inner wall of buffer slot (4), have rotation seat (8) through the bolt fastening on the outer wall of slider (6) bottom, and rotate the inside of seat (8) and be connected with buffer beam (9) through the pivot rotation, the bottom of buffer beam (9) has blotter (10) through the bolt fastening.

2. A surface-mount type constant temperature oscillator as set forth in claim 1, wherein: empty slot (11) have all been seted up on the outer wall of base (1) both sides, and the inside sliding connection of empty slot (11) has inserted block (12), slot (13) have all been seted up to the outer wall bottom of shell (2) both sides, and inserted block (12) are pegged graft in the inside of slot (13).

3. A surface-mount type constant temperature oscillator as set forth in claim 2, wherein: the welding has pull rod (14) on the outer wall of inserted block (12) one side, and the welding has fixed spring (15) that are connected with pull rod (14) on the inner wall of dead slot (11).

4. A surface-mount type constant temperature oscillator as set forth in claim 1, wherein: there is fixing base (16) through the bolt fastening on the outer wall at base (1) top, and the inside card of fixing base (16) has put base plate (17), threaded connection has fixing bolt (18) on the outer wall at fixing base (16) top, and the bottom of fixing bolt (18) is connected with extrusion piece (19) through the bearing rotation.

5. A surface-mount type constant temperature oscillator according to claim 4, wherein: the outer wall of the bottom of the extrusion block (19) and the inner wall of the fixing seat (16) are respectively provided with a protective pad (20), the inner wall of the top of the fixing seat (16) is welded with a limiting rod (21), and the extrusion block (19) is sleeved outside the limiting rod (21) in a sliding mode.

6. A surface-mount type constant temperature oscillator as set forth in claim 1, wherein: the outer wall of the top of the base (1) is fixedly provided with a heat conducting plate (22) which is attached to the bottom of the base plate (17) through bolts, and the outer wall of the bottom of the heat conducting plate (22) is provided with a plurality of heat conducting rods (23).

7. A surface-mount type constant temperature oscillator as set forth in claim 1, wherein: the ventilation net (24) is fixed on the outer walls of the inner part of the base (1) and the two sides of the shell (2) through bolts, and pins (25) extending to the outer part of the base (1) are arranged on the outer wall of the bottom of the base plate (17).