CN210464716U

CN210464716U - Film platinum resistor temperature sensor

Info

Publication number: CN210464716U
Application number: CN201921319543.4U
Authority: CN
Inventors: 黄静华; 何子立; 朱芷兰
Original assignee: Jiangsu Eisenweil Instrument Technology Co Ltd
Current assignee: Jiangsu Eisenweil Instrument Technology Co Ltd
Priority date: 2019-08-15
Filing date: 2019-08-15
Publication date: 2020-05-05
Anticipated expiration: 2029-08-15

Abstract

The utility model discloses a film platinum resistance temperature sensor, including temperature sensitive material, electric wire and thimble, the below of temperature sensitive material is provided with the bottom electrode, the below of bottom electrode is connected with the end liner, the outside of inoxidizing coating is provided with casing and lower casing, the inboard of going up casing and lower casing all is connected with the stopper, the right-hand member and the temperature sensitive material of electric wire are connected, go up the inside of casing and all seted up the wire casing, the left end of slider is connected with buffer spring, the guide hole has all been seted up at both ends about the casing down, the inboard of spliced pole is connected with reset spring, the outside of going up casing and casing down all is provided with the pothook, the stand sets up the outside at the fixture block. The film platinum resistor temperature sensor is convenient to assemble and stable to install, provides buffering force for the electric wire when external force accidentally touches the electric wire, is convenient for the connection of the electric wire and a temperature-sensitive material to be stable, and is convenient for the long-term use of the device.

Description

Film platinum resistor temperature sensor

Technical Field

The utility model relates to a temperature sensor technical field specifically is a film platinum resistance temperature sensor.

Background

The temperature sensor is a sensor commonly used in life, and with the development of science and technology, the thin film platinum resistance temperature sensor appears in the visual field of people, overcomes the defects of the traditional temperature sensor, replaces the traditional temperature sensor, and is widely applied to various industries.

In the production process of the current film platinum resistor temperature sensor, a protective shell is inconvenient to install on the outer side of the film platinum resistor temperature sensor, a wire joint recoil function is not available, and poor contact is easy to occur when people touch the sensor unintentionally, so that the film platinum resistor temperature sensor is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a film platinum resistance temperature sensor to solve present film platinum resistance temperature sensor that above-mentioned background art provided, at the process of production, the protecting crust of being not convenient for is installed in film platinum resistance temperature sensor's the outside, and does not have the wire-terminal recoil function, touches the in the people unconsciously, easily appears the problem of bad contact phenomenon.

In order to achieve the above object, the utility model provides a following technical scheme: a film platinum resistance temperature sensor comprises a temperature-sensitive material, an electric wire and a thimble, wherein a lower electrode is arranged below the temperature-sensitive material, an upper electrode is arranged above the temperature-sensitive material, a bottom liner is connected below the lower electrode, a protective layer is arranged outside the bottom liner, an upper shell and a lower shell are arranged outside the protective layer, the upper shell is positioned above the lower shell, the inner sides of the upper shell and the lower shell are connected with a limiting block, the protective layer is placed on the inner side of the limiting block, the right end of the electric wire is connected with the temperature-sensitive material, the left end of the electric wire sequentially passes through a stand column and a wire guide groove, a wire guide groove is formed in the upper shell, a sliding block is arranged in the wire guide groove, the left end of the sliding block is connected with a buffer spring, the right side of the sliding block is connected with the electric wire, guide holes are formed in the left end, the utility model discloses a clamping device for a motor vehicle, including spliced pole, casing, clamping hook, stand, reset spring, spliced pole and lower shell connection, and the spliced pole passes through reset spring and lower shell connection to the outside of spliced pole is provided with the thimble, the outside of going up casing and casing down all is provided with the pothook, and the inside of going up casing and casing down is provided with the fixture block, the stand sets up the outside at the fixture block.

Preferably, the temperature-sensitive material is welded with the lower electrode and the upper electrode respectively to form an integrated structure, and the outer sides of the temperature-sensitive material, the lower electrode, the upper electrode and the bottom lining are wrapped with the protective layer.

Preferably, the hooks on the upper shell and the lower shell are arranged in a vertically staggered manner, the hooks are in a J-shaped structure, and the bending directions of the hooks on the upper shell and the lower shell are opposite.

Preferably, the limiting block is of an L-shaped structure and is connected with the protective layer in a clamping manner.

Preferably, the top end of the sliding block is in a convex arc structure, and the sliding block and the wire guide groove form a sliding structure.

Preferably, the cross section of the guide hole is of a convex structure, and the axis of the guide hole and the axis of the bottom end of the hook are on the same straight line.

Compared with the prior art, the beneficial effects of the utility model are that: the film platinum resistor temperature sensor is convenient to assemble and stable to install, provides buffering force for the wire when external force accidentally touches the wire, is convenient for the stable connection of the wire and a temperature-sensitive material, and is convenient for the long-term use of the device;

1. the wire guide device is provided with a clamping block and a wire guide groove, wherein the clamping block is arranged on the inner sides of an upper shell and a lower shell, the top end of the clamping block is of a concave structure, the clamping block is butted with the single bodies of the clamping block to fix an electric wire conveniently, a sliding block is arranged in the wire guide groove, when external force is applied to the sliding block, the electric wire can slide in the wire guide groove conveniently, the sliding block is driven to extrude a buffer spring, the external force applied to the electric wire can be buffered conveniently, the electric wire can be stably connected with a temperature-sensitive material conveniently, and;

2. the upper shell and the lower shell are connected, so that the device is protected by the upper shell and the lower shell;

3. the connecting column and the ejector pin are arranged, the connecting column is connected with the lower shell through the reset spring, the connecting column can slide and reset conveniently, the ejector pin is clamped with the guide hole, the diameter of the ejector pin is smaller than that of the connecting column, the ejector pin can drive the connecting column to slide conveniently, and therefore the upper shell and the lower shell can be mounted conveniently.

Drawings

FIG. 1 is a front view of the cutting structure of the present invention;

FIG. 2 is a schematic top view of the lower housing of the present invention;

FIG. 3 is a front view of the lower electrode and the upper electrode of the present invention;

fig. 4 is the left view of the utility model discloses dissect the structure sketch map.

In the figure: 1. a temperature sensitive material; 2. a lower electrode; 3. an upper electrode; 4. a bottom lining; 5. a protective layer; 6. an upper housing; 7. a lower housing; 8. a limiting block; 9. an electric wire; 10. a wire guide groove; 11. a column; 12. a slider; 13. a buffer spring; 14. a clamping block; 15. a guide hole; 16. connecting columns; 17. a hook; 18. a return spring; 19. and (4) a thimble.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a film platinum resistance temperature sensor comprises a temperature-sensitive material 1, a lower electrode 2, an upper electrode 3, a bottom lining 4, a protective layer 5, an upper shell 6, a lower shell 7, a limiting block 8, an electric wire 9, a wire guide groove 10, an upright post 11, a sliding block 12, a buffer spring 13, a clamping block 14, a guide hole 15, a connecting post 16, a clamping hook 17, a reset spring 18 and a thimble 19, wherein the lower electrode 2 is arranged below the temperature-sensitive material 1, the upper electrode 3 is arranged above the temperature-sensitive material 1, the bottom lining 4 is connected below the lower electrode 2, the protective layer 5 is arranged on the outer side of the bottom lining 4, the upper shell 6 and the lower shell 7 are arranged on the outer side of the protective layer 5, the upper shell 6 is positioned above the lower shell 7, the limiting block 8 is connected to the inner sides of the upper shell 6 and the lower shell 7, the protective layer 5 is arranged on the inner side of the limiting block 8, the right end of the wire 9 is connected, wire casing 10 has all been seted up to the inside of going up casing 6, and the inside of wire casing 10 is provided with slider 12, the left end of slider 12 is connected with buffer spring 13, and slider 12's right side and electric wire 9 are connected, guide hole 15 has all been seted up at both ends about casing 7 down, and spliced pole 16 has been placed to the inside of guide hole 15, the inboard of spliced pole 16 is connected with reset spring 18, and spliced pole 16 is connected with casing 7 down through reset spring 18, and the outside of spliced pole 16 is provided with thimble 19, the outside of going up casing 6 and casing 7 down all is provided with pothook 17, and the inside of going up casing 6 and casing 7 down is provided with fixture block 14, stand 11 sets up the outside at fixture block 14.

As shown in fig. 1, 3 and 4, the temperature-sensitive material 1 is welded with the lower electrode 2 and the upper electrode 3 respectively to form an integrated structure, the outer sides of the temperature-sensitive material 1, the lower electrode 2, the upper electrode 3 and the bottom lining 4 are wrapped with the protective layer 5, so that the temperature-sensitive material 1, the lower electrode 2 and the upper electrode 3 are protected conveniently, the hooks 17 on the upper shell 6 and the lower shell 7 are arranged in a vertically staggered manner, the hooks 17 are in a J-shaped structure, and the bending directions of the hooks 17 on the upper shell 6 and the lower shell 7 are opposite, so that the upper shell 6 and the lower shell 7 are butted conveniently.

Like in fig. 1, fig. 2 and fig. 4 stopper 8 is "L" type structure, and stopper 8 is connected with 5 block connections of inoxidizing coating, be convenient for fix inoxidizing coating 5, the top of slider 12 is convex arc structure, and slider 12 constitutes sliding construction with metallic channel 10, be convenient for electric wire 9 to slide in metallic channel 10, the cross section of guide hole 15 is convex type structure, and the axial lead of guide hole 15 and the axial lead of the bottom of pothook 17 are on the same straight line, be convenient for guide hole 15 to run through the bottom at pothook 17, it is fixed with lower casing 7 with upper casing 6.

The working principle is as follows: when the film platinum resistance temperature sensor is used, as shown in fig. 3, firstly, a lower electrode 2 and an upper electrode 3 are respectively welded on the lower side and the upper side of a temperature-sensitive material 1, the lower electrode 2 is connected with a bottom lining 4, the connected temperature-sensitive material 1 and the bottom lining 4 are wrapped by a protective layer 5, and finally, the top end of a wire 9 is connected with the temperature-sensitive material 1;

after the core of the temperature sensor is installed, as shown in fig. 2, the protective layer 5 is placed on the inner side of the limiting block 8 in the lower shell 7, the bottom end of the electric wire 9 passes through the clamping block 14, the upright post 11 and the wire guide groove 10 in sequence, then the electric wire passes through the outer side of the lower shell 7, the electric wire 9 passes through the clamping block 14, so that the electric wire 9 is located in the concave structure at the top end of the clamping block 14, when the electric wire 9 passes through the wire guide groove 10, the electric wire 9 is in contact with the sliding block 12, after the core of the temperature sensor is placed, the connecting column 16 is pushed by the thimble 19 to move, so that the connecting column 16 slides in the lower shell 7 and extrudes the return spring 18, and then the connecting column 16 is pushed, as shown in fig. 1, the upper shell 6 is covered above the lower shell 7, so that the limiting block 8 in the lower shell 7 is clamped with the protective layer 5, and the clamping block 14 in, fixing the electric wire 9, enabling the hooks 17 in the upper shell 6 and the lower shell 7 to correspond in a staggered mode, loosening the ejector pin 19, enabling the connecting column 16 to reset under the action of the reset spring 18, and enabling the connecting column to penetrate through the hooks 17 in the upper shell 6 and the lower shell 7 in sequence, so that the upper shell 6 and the lower shell 7 are fixedly connected;

in the using process, as shown in fig. 2, when the wire 9 is touched unintentionally, the top of the wire 9 is fixed by the fixture block 14, and the middle of the wire 9 is located inside the wire guide 10, so that the wire 9 drives the slider 12 to slide and press the buffer spring 13, so that the stress on the wire 9 is buffered, and the tensile force between the wire 9 and the protective layer 5 is reduced, which is the whole working process of the film platinum resistance temperature sensor, and what is not described in detail in this specification belongs to the prior art known to those skilled in the art.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a film platinum resistance temperature sensor, includes temperature sensitive material (1), electric wire (9) and thimble (19), its characterized in that: a lower electrode (2) is arranged below the temperature-sensitive material (1), an upper electrode (3) is arranged above the temperature-sensitive material (1), a bottom lining (4) is connected below the lower electrode (2), a protective layer (5) is arranged on the outer side of the bottom lining (4), an upper shell (6) and a lower shell (7) are arranged on the outer side of the protective layer (5), the upper shell (6) is positioned above the lower shell (7), limiting blocks (8) are connected to the inner sides of the upper shell (6) and the lower shell (7), the protective layer (5) is placed on the inner side of each limiting block (8), the right end of an electric wire (9) is connected with the temperature-sensitive material (1), the left end of the electric wire (9) sequentially passes through a stand column (11) and a wire guide groove (10), a wire guide groove (10) is formed in the upper shell (6), and a sliding block (12) is arranged in the wire guide groove (10), the left end of slider (12) is connected with buffer spring (13), and the right side of slider (12) is connected with electric wire (9), guide hole (15) have all been seted up at both ends about casing (7) down, and spliced pole (16) have been placed to the inside of guide hole (15), the inboard of spliced pole (16) is connected with reset spring (18), and spliced pole (16) are connected with casing (7) down through reset spring (18) to the outside of spliced pole (16) is provided with thimble (19), the outside of going up casing (6) and casing (7) down all is provided with pothook (17), and the inside of going up casing (6) and casing (7) down is provided with fixture block (14), stand (11) set up in the outside of fixture block (14).

2. The thin film platinum resistance temperature sensor according to claim 1, wherein: the temperature-sensitive material (1) is welded with the lower electrode (2) and the upper electrode (3) respectively to form an integrated structure, and the outer sides of the temperature-sensitive material (1), the lower electrode (2), the upper electrode (3) and the bottom lining (4) are wrapped with the protective layer (5).

3. The thin film platinum resistance temperature sensor according to claim 1, wherein: the hooks (17) on the upper shell (6) and the lower shell (7) are arranged in a vertically staggered manner, the hooks (17) are of J-shaped structures, and the bending directions of the hooks (17) on the upper shell (6) and the lower shell (7) are opposite.

4. The thin film platinum resistance temperature sensor according to claim 1, wherein: the limiting block (8) is of an L-shaped structure, and the limiting block (8) is connected with the protective layer (5) in a clamping mode.

5. The thin film platinum resistance temperature sensor according to claim 1, wherein: the top end of the sliding block (12) is of a convex arc structure, and the sliding block (12) and the wire guide groove (10) form a sliding structure.

6. The thin film platinum resistance temperature sensor according to claim 1, wherein: the cross section of the guide hole (15) is of a convex structure, and the axial lead of the guide hole (15) and the axial lead of the bottom end of the clamping hook (17) are on the same straight line.