CN216054082U

CN216054082U - Shock attenuation type thermistor that stabilizes

Info

Publication number: CN216054082U
Application number: CN202122534155.1U
Authority: CN
Inventors: 杨卫超
Original assignee: Weihai Liulin Electronics Co ltd
Current assignee: Weihai Liulin Electronics Co ltd
Priority date: 2021-10-21
Filing date: 2021-10-21
Publication date: 2022-03-15
Anticipated expiration: 2031-10-21

Abstract

The utility model discloses a shock-absorbing stable thermistor, which comprises a bottom plate, wherein the upper surface of the bottom plate is provided with an installation shell, two optical shafts are fixedly connected between the left side wall and the right side wall of the installation shell, the two optical shafts are arranged in the front and back direction, a fixed block is respectively arranged in the center of the two optical shafts, the left side and the right side of each fixed block are respectively and fixedly connected with a first spring, the first springs are sleeved on the optical shafts, one end of each first spring, far away from the fixed block, is fixedly connected with a movable seat, the optical shafts penetrate through the movable seat, the movable seat is in sliding connection with the optical shafts, the upper side of the movable seat is rotatably connected with a buffer rod, the upper end of the buffer rod is provided with an installation plate, the upper surface of the installation plate is fixedly provided with a shell, and a thermistor body is arranged in the shell, the stability is good, and the reliability is high.

Description

Shock attenuation type thermistor that stabilizes

Technical Field

The utility model relates to the technical field of thermistors, in particular to a shock-absorbing stable thermistor.

Background

Thermistors are a class of sensitive elements, which are classified into positive temperature coefficient thermistors (PTC) and negative temperature coefficient thermistors (NTC) according to their temperature coefficients. Thermistors are typically temperature sensitive and exhibit different resistance values at different temperatures. A positive temperature coefficient thermistor (PTC) has a higher resistance value at a higher temperature, and a negative temperature coefficient thermistor (NTC) has a lower resistance value at a higher temperature, which are both semiconductor devices.

The existing thermistor is weak in strength and easy to damage, when a working circuit connected with the thermistor is in a shaking or rotating working environment, the thermistor is easy to impact due to the connection mode and the installation position of the thermistor, so that the thermistor falls off and is damaged by impact, and therefore the damping stable thermistor is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a shock-absorbing stable thermistor to solve the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: a damping stable thermistor comprises a bottom plate, wherein the bottom plate is a rectangular plate, the side edge of the bottom plate is provided with a buffering component, the upper surface of the bottom plate is provided with an installation shell, two optical shafts are fixedly connected between the left side wall and the right side wall of the installation shell, the two optical shafts are arranged in the front and back direction, the centers of the two optical shafts are respectively provided with a fixed block, the left side and the right side of the fixed block are respectively and fixedly connected with a first spring, the first spring is sleeved on the optical shafts, one end of the first spring, far away from the fixed block, is fixedly connected with a moving seat, the optical shafts penetrate through the moving seat, the moving seat is in sliding connection with the optical shafts, the upper side of the moving seat is rotatably connected with a buffering rod, the upper end of the buffering rod is provided with an installation plate, the lower surface of the installation plate is rotatably connected with the upper end of the buffering rod, the upper ends of the buffering rod at two sides are respectively inclined outwards by a certain angle, the last fixed surface of mounting panel installs the casing, the inside of casing is equipped with the thermistor body, the right-hand member of thermistor body is equipped with two and leads electrical pillar, two it passes the right side wall of casing to lead electrical pillar.

Preferably, the buffer assembly comprises a buffer plate and two second springs, wherein one ends of the second springs are respectively and fixedly installed at one side of the buffer plate and lean against two ends of the buffer plate, and the other ends of the second springs, far away from the buffer plate, are fixedly connected with the side edges of the base plate.

Preferably, the bottom plate is provided with mounting holes near four corners respectively.

Preferably, the rear side of the front side of the shell is respectively provided with a heat dissipation net.

Preferably, the upper side of the shell is provided with a plurality of heat conduction columns, the heat conduction columns penetrate through the upper side of the shell and extend into the shell, and the number of the heat conduction columns is not less than 15.

Compared with the prior art, the utility model has the beneficial effects that: when the damping stable thermistor is vertically collided, the shell moves up and down, the motion of the shell drives the mounting plate to move up and down, the motion of the mounting plate drives the buffer rod on the lower side of the mounting plate to move, the upper end of the buffer rod rotates relative to the lower surface of the mounting plate, the lower end of the buffer rod drives the moving seat to move, the moving seat extrudes two first springs on an optical axis, the first springs compress, the buffering and damping effects on the thermistor body are realized, the thermistor body is better prevented from being damaged due to external impact, meanwhile, the buffer assembly is used for buffering a device on the side edge of the bottom plate, the thermistor body is better protected, meanwhile, the heat generated in the working process of the thermistor body can be guided out from the inside of the shell by the heat conducting column, the heat dissipation of the thermistor body is promoted, and the sensitivity of the thermistor body is improved, the radiator-grid helps the inside heat of casing to spill fast, guarantees the inside circulation of air of casing simultaneously to a certain extent, avoids the inside of casing to get damp again, and the practicality is strong, also guarantees the reliability of this device.

Drawings

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

FIG. 2 is a front sectional structural view of the present invention;

fig. 3 is a schematic top view of the bottom plate of the present invention.

In the figure: 1. a base plate; 2. a buffer assembly; 201. a buffer plate; 202. a second spring; 3. mounting a shell; 4. an optical axis; 5. a fixed block; 6. a first spring; 7. a movable seat; 8. a buffer rod; 9. mounting a plate; 10. a housing; 11. a thermistor body; 12. a conductive post; 13. mounting holes; 14. a heat-dissipating web; 15. a heat-conducting column.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.

Referring to fig. 1-3, the present invention provides a technical solution: a damping stable thermistor comprises a bottom plate 1, wherein the bottom plate 1 is a rectangular plate, the side edge of the bottom plate 1 is provided with a buffering component 2, the buffering component 2 is used for buffering a device received by the side edge of the bottom plate 1, the structure of the upper surface of the bottom plate 1 is better protected, the upper surface of the bottom plate 1 is provided with an installation shell 3, the installation shell 3 is used for protecting the parts inside the installation shell, two optical shafts 4 are fixedly connected between the left side wall and the right side wall of the installation shell 3, the two optical shafts 4 are arranged in the front-back direction, the centers of the two optical shafts 4 are respectively provided with a fixed block 5, the left side and the right side of the fixed block 5 are respectively and fixedly connected with a first spring 6, the first spring 6 is sleeved on the optical shaft 4, one end of the first spring 6, far away from the fixed block 5, is fixedly connected with a moving seat 7, and the optical shaft 4 passes through the moving seat 7, the movable seat 7 is connected with the optical axis 4 in a sliding manner, the movable seat 7 can slide on the optical axis 4, the buffer rod 8 is connected to the upper side of the movable seat 7 in a rotating manner, the mounting plate 9 is arranged at the upper end of the buffer rod 8, the lower surface of the mounting plate 9 is connected with the upper end of the buffer rod 8 in a rotating manner, the upper end of the buffer rod 8 is inclined outwards by a certain angle, the housing 10 is fixedly arranged on the upper surface of the mounting plate 9, the thermistor body 11 is arranged in the housing 10, when the device is vertically collided, the housing 10 moves up and down, the mounting plate 9 is driven by the movement of the housing 10 to move up and down, the buffer rod 8 on the lower side of the mounting plate 9 is driven by the movement of the mounting plate 9, the upper end of the buffer rod 8 rotates relative to the lower surface of the mounting plate 9, the lower end of the buffer rod 8 drives the movable seat 7 to move, and the movable seat 7 extrudes the two first springs 6 on the optical axis 4, the first spring 6 compresses, so that the buffering and damping effects on the thermistor body 11 are realized, the thermistor body 11 is better prevented from being damaged due to external impact, two conductive columns 12 are arranged at the right end of the thermistor body 11, the two conductive columns 12 penetrate through the right side wall of the shell 10, and the conductive columns 12 are used for connecting conducting wires.

Particularly, buffer unit 2 includes buffer board 201 and two second springs 202, two the one end of second spring 202 is fixed mounting respectively in one side of buffer board 201 and leans on the both ends to buffer board 201, two the one end that buffer board 201 was kept away from to second spring 202 and bottom plate 1's side fixed connection, when bottom plate 1's side received the striking, buffer board 201 took place to move, and second spring 202 contracts, through second spring 202's self elastic action, has realized the buffering to the striking that bottom plate 1 received, has carried out the effectual problem of avoiding this device to receive the striking damage.

Particularly, mounting hole 13 has been seted up respectively near four corners department to bottom plate 1, and the settlement of mounting hole 13 is convenient for install this device, during the installation, passes mounting hole 13 with the mounting screw, then through the fix with screw on the mounting plane, simple to operate, stability is high.

Particularly, the leading flank trailing flank of casing 10 is equipped with radiator-grid 14 respectively, and radiator-grid 14 helps the inside heat of casing 10 to diffuse out fast, guarantees the inside circulation of air of casing 10 simultaneously to a certain extent, avoids the inside of casing 10 to get damp again, and the practicality is strong, also guarantees the reliability of this device.

Specifically, the upside of casing 10 is kept away and is equipped with a plurality of heat conduction post 15, heat conduction post 15 passes the upside of casing 10 and keeps away and stretch into the inside of casing 10, and heat conduction post 15 can be derived the heat that produces in the working process of thermistor body 11 by the inside of casing 10, promotes thermistor body 11 heat dissipation, improves the sensitivity of

thermistor body

11, 15 are no less than to the quantity of heat conduction post 15, guarantee the radiating efficiency.

The working principle is as follows: when the utility model is used, the device is arranged at a designated position, when the side edge of the bottom plate 1 is impacted, the buffer plate 201 moves, the second spring 202 contracts, the self elastic force of the second spring 202 can buffer the impact on the bottom plate 1, effectively avoid the problem that the device is damaged by impact, when this device receives vertical colliding with, casing 10 takes place the up-and-down motion, casing 10's motion drives mounting panel 9 up-and-down motion, mounting panel 9's motion drives the 8 motion of buffer beam of its downside, the relative mounting panel 9's of the upper end of buffer beam 8 lower surface takes place to rotate, the lower extreme of buffer beam 8 drives and removes seat 7 and remove, the removal of removing seat 7 extrudees two first springs 6 on optical axis 4, first spring 6 compresses, the buffering shock attenuation effect to thermistor body 11 has been realized, better thermistor body 11 of having avoided damages owing to receive external striking.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The standard parts used in the utility model can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machines, the parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, so that the detailed description is omitted.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a firm type thermistor of shock attenuation, includes bottom plate (1), its characterized in that: the base plate (1) is a rectangular plate, the side edge of the base plate (1) is provided with a buffer component (2), the upper surface of the base plate (1) is provided with an installation shell (3), two optical shafts (4) are fixedly connected between the left side wall and the right side wall of the installation shell (3), the optical shafts (4) are arranged in the front and back direction, the center of each optical shaft (4) is provided with a fixed block (5), the left side and the right side of each fixed block (5) are respectively fixedly connected with a first spring (6), the first springs (6) are sleeved on the optical shafts (4), one ends of the first springs (6) far away from the fixed blocks (5) are fixedly connected with a movable seat (7), the optical shafts (4) penetrate through the movable seat (7), the movable seat (7) is in sliding connection with the optical shafts (4), the upper side of the movable seat (7) is rotatably connected with a buffer rod (8), the upper end of the buffer rod (8) is provided with an installation plate (9), the lower surface of mounting panel (9) is rotated with the upper end of buffer beam (8) and is connected, both sides the upper end of buffer beam (8) leans out certain angle respectively, the last fixed surface of mounting panel (9) installs casing (10), the inside of casing (10) is equipped with thermistor body (11), the right-hand member of thermistor body (11) is equipped with two and leads electrical pillar (12), two lead electrical pillar (12) and pass the right side wall of casing (10).

2. The shock-absorbing stable thermistor according to claim 1, characterized in that: buffer unit (2) are including buffer board (201) and two second spring (202), two the one end of second spring (202) is fixed mounting respectively in one side of buffer board (201) and by the both ends to buffer board (201), two the one end that buffer board (201) were kept away from in second spring (202) is connected with the side fixed connection of bottom plate (1).

3. The shock-absorbing stable thermistor according to claim 1, characterized in that: the bottom plate (1) is provided with mounting holes (13) near the four corners respectively.

4. The shock-absorbing stable thermistor according to claim 1, characterized in that: and the rear side surfaces of the front side surfaces and the rear side surfaces of the shell (10) are respectively provided with a heat radiating net (14).

5. The shock-absorbing stable thermistor according to claim 1, characterized in that: the heat conduction device is characterized in that a plurality of heat conduction columns (15) are arranged on the upper side of the shell (10), the heat conduction columns (15) penetrate through the upper side of the shell (10) and extend into the shell (10), and the number of the heat conduction columns (15) is not less than 15.