CN216815796U

CN216815796U - Embedded temperature measurement type temperature sensor

Info

Publication number: CN216815796U
Application number: CN202122461888.7U
Authority: CN
Inventors: 何拥军
Original assignee: Hangzhou Fuyang Jiaai Electronic And Electrical Products Factory
Current assignee: Hangzhou Fuyang Jiaai Electronic And Electrical Products Factory
Priority date: 2021-10-13
Filing date: 2021-10-13
Publication date: 2022-06-24
Anticipated expiration: 2031-10-13

Abstract

The utility model discloses an embedded temperature measurement type temperature sensor, which comprises a sleeve; the detector head is fixedly connected to the end part of the sleeve, a thermosensitive sensor is fixedly connected inside the detector head, and a lead is fixedly connected to one end, facing the sleeve, of the thermosensitive sensor; and a resin filling layer filled between the inner surface of the sleeve and the outer surface of the lead for encapsulating the heat-sensitive sensor. According to the utility model, the clamping ring groove is arranged on the outer surface of the sleeve, the clamping sleeve is arranged at the lower end of the mounting seat, the elastic pin which is propped by the jackscrew and the spring is arranged in the clamping sleeve, after the sleeve is inserted into the mounting seat and the clamping sleeve, the elastic pin is clamped into the clamping ring groove to complete clamping, the mounting is simple, special equipment such as a welding machine is not required to be prepared, the sealing between the mounting seat and a measured object is performed through the arranged first sealing gasket, the sealing between the sleeve and the thread section on the mounting seat is performed through the second sealing gasket and the third sealing gasket, and the sealing performance is better due to multi-layer sealing.

Description

Embedded temperature measurement type temperature sensor

Technical Field

The utility model relates to the technical field of household appliances, in particular to an embedded temperature measuring type temperature sensor.

Background

The embedded temperature measurement type temperature sensor is mainly applied to household appliances such as instant water heaters, coffee makers, electric kettles, refrigerators, air conditioners and the like, and the temperature detection end of the embedded temperature measurement type temperature sensor is directly embedded into a detected area, so that the embedded temperature measurement type temperature sensor has the characteristic of high response speed.

Common embedding measurement formula temperature sensor is used for loading heat sensor's sleeve pipe, generally adopts the sheet metal component to pass through stretch forming, and the sleeve pipe outside does not have the connection position to, generally need establish the fixing base at the sleeve pipe overcoat, and fixing base and sleeve pipe adopt welded connection, and the welding appears the welding seam easily and leads to the condition of unsealing, and weldment work needs certain technique moreover, requires than higher to the assembler.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides an embedded temperature measurement type temperature sensor.

In order to achieve the purpose, the utility model adopts the following technical scheme: an embedded temperature measurement type temperature sensor comprises a sleeve; the detector head is fixedly connected to the end part of the sleeve, a thermosensitive sensor is fixedly connected inside the detector head, and a lead is fixedly connected to one end, facing the sleeve, of the thermosensitive sensor; a resin filling layer filled between the inner surface of the sleeve and the outer surface of the lead for encapsulating the heat-sensitive sensor; the clamping assembly is sequentially clamped on an installation seat and a clamping sleeve on the outer surface of one end, away from the detecting head, of the sleeve, and a threaded section is arranged on the outer surface of one end, facing the detecting head, of the installation seat; the first sealing structure is arranged on the outer surface of the mounting seat; and the second sealing structure is arranged between the mounting seat and the sleeve.

As a further description of the above technical solution:

the joint subassembly includes jackscrew, spring, bullet round pin, mounting hole and joint annular, the mounting hole is the mode setting in perpendicular to centre gripping cover axle center inside the centre gripping cover, jackscrew, bullet round pin set gradually inside the mounting hole according to from outer to interior order, spring sliding connection just is located between bullet round pin and the jackscrew inside the mounting hole.

As a further description of the above technical solution:

the joint annular sets up the one end surface of keeping away from the detecting head at the sleeve pipe, the one end and the joint annular joint of spring are kept away from to the bullet round pin, the sleeve pipe passes through bullet round pin and joint annular joint with the centre gripping cover.

As a further description of the above technical solution:

first seal structure includes first sealed pad, first sealed annular sets up at the mount pad upper surface and is located the outside of screw thread section, first sealed cover is established inside first sealed annular.

As a further description of the above technical solution:

the second seal structure includes that the second seals up, the sealed pad of third, the sealed annular of second, the sealed annular of third and bulge loop, the sealed annular of second, the sealed annular of third top-down set up in the inside of screw thread section and the sealed annular of second is located the screw thread section and keeps away from the oral area of mount pad one end, the sealed pad of second, the sealed pad of third is established respectively inside the sealed annular of second, the sealed annular of third.

As a further description of the above technical solution:

the bulge loop sets up at sleeve pipe surface and central position, the bulge loop is kept away from sheathed tube surface and second seal ring groove sliding connection.

The utility model has the following beneficial effects:

1. compared with the prior art, according to the embedded temperature measurement type temperature sensor, the clamping ring groove is formed in the outer surface of the sleeve, the clamping sleeve is arranged at the lower end of the mounting seat, the elastic pin which is propped by the jackscrew and the spring is arranged in the clamping sleeve, and after the sleeve is inserted into the mounting seat and the clamping sleeve, the elastic pin is clamped into the clamping ring groove to complete clamping, so that the embedded temperature measurement type temperature sensor is simple to mount, and special equipment such as a welding machine does not need to be prepared.

2. Compared with the prior art, the embedded temperature measurement type temperature sensor has the advantages that the installation seat and the measured object are sealed through the arranged first sealing gasket, the sleeve and the thread section on the installation seat are sealed through the second sealing gasket and the third sealing gasket, and the sealing performance is better due to multi-layer sealing.

Drawings

FIG. 1 is a schematic view of an overall structure of an embedded temperature measurement type temperature sensor according to the present invention;

FIG. 2 is a cross-sectional view of the whole structure of an embedded temperature measuring type temperature sensor according to the present invention;

FIG. 3 is an enlarged view of a portion A of the embedded temperature measuring type temperature sensor of the present invention shown in FIG. 2;

FIG. 4 is a schematic structural diagram of a sleeve and a probe embedded with a temperature-measuring temperature sensor according to the present invention;

FIG. 5 is a sectional view of a mounting base structure of an embedded temperature measurement type temperature sensor according to the present invention;

fig. 6 is a sectional view of a structure of a clamping sleeve embedded with a temperature measuring type temperature sensor according to the present invention.

Illustration of the drawings:

1. a sleeve; 2. a probe head; 3. a mounting seat; 4. a threaded section; 5. a wire; 6. a clamping sleeve; 7. a first gasket; 8. a heat-sensitive sensor; 9. a resin filling layer; 10. a convex ring; 11. a second gasket; 12. a third seal gasket; 13. carrying out top thread; 14. a spring; 15. a spring pin; 16. clamping the ring groove; 17. a first seal ring groove; 18. a second seal ring groove; 19. a third seal ring groove; 20. and (7) installing holes.

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 to 6, the present invention provides an embedded temperature measurement type temperature sensor: comprises a sleeve 1; the detector head 2 is fixedly connected to the end part of the sleeve 1, the interior of the detector head 2 is fixedly connected with a thermosensitive sensor 8, one end, facing the sleeve 1, of the thermosensitive sensor 8 is fixedly connected with a lead 5, and temperature detection is carried out through the thermosensitive sensor 8; a resin filling layer 9 filled between the inner surface of the sleeve 1 and the outer surface of the lead 5 for encapsulating the thermal sensor 8, the resin filling layer 9 being capable of protecting the thermal sensor 8; the clamping assembly is sequentially clamped on an installation seat 3 and a clamping sleeve 6 on the outer surface of one end, away from the detecting head 2, of the sleeve pipe 1, and a threaded section 4 is arranged on the outer surface of one end, facing the detecting head 2, of the installation seat 3; a first sealing structure arranged on the outer surface of the mounting seat 3; a second sealing arrangement provided between the mounting 3 and the sleeve 1.

The first sealing structure comprises a first sealing gasket 7 and a first sealing ring groove 17, the first sealing ring groove 17 is arranged on the upper surface of the mounting seat 3 and located outside the threaded section 4, the first sealing gasket 7 is sleeved inside the first sealing ring groove 17, and the first sealing structure is used for sealing between the mounting seat 3 and a measured object.

The second seal structure includes second sealed pad 11, the third sealed pad 12, second seal ring groove 18, third seal ring groove 19 and bulge loop 10, second seal ring groove 18, third seal ring groove 19 top-down sets up in the inside of screw thread section 4 and second seal ring groove 18 is located the oral area that screw thread section 4 kept away from 3 one end of mount pad, second sealed pad 11, third sealed pad 12 is established respectively at second seal ring groove 18, inside third seal ring groove 19, bulge loop 10 sets up at sleeve pipe 1 surface and central position, the surface and the second seal ring groove 18 sliding connection of sleeve pipe 1 are kept away from to bulge loop 10, the second seal structure is used for between sealed sleeve pipe 1 and the mount pad 3.

The clamping assembly comprises a top thread 13, a spring 14, an elastic pin 15, a mounting hole 20 and a clamping ring groove 16, wherein the mounting hole 20 is arranged inside the clamping sleeve 6 in a mode perpendicular to the axis of the clamping sleeve 6, the top thread 13 and the elastic pin 15 are sequentially arranged inside the mounting hole 20 from outside to inside, the spring 14 is connected inside the mounting hole 20 in a sliding mode and located between the elastic pin 15 and the top thread 13, the clamping ring groove 16 is arranged on the outer surface of one end, away from the detecting head 2, of the sleeve 1, one end, away from the spring 14, of the elastic pin 15 is clamped with the clamping ring groove 16, the sleeve 1 and the clamping sleeve 6 are clamped with the clamping ring groove 16 through the elastic pin 15, an arc is arranged on the outer surface of the lower end of the sleeve 1, the elastic pin 15 can be extruded by the spring 14 to avoid when the sleeve 1 is inserted, and after the elastic pin 15 enters the clamping ring groove 16, the sleeve 1 is ejected by the spring 14, and the sleeve 1 is fixed.

The working principle is as follows: the outer surface of the lower end of the sleeve 1 is provided with an arc, the elastic pin 15 can be avoided by extruding the spring 14 when the sleeve 1 is inserted, the elastic pin 15 is ejected out by the spring 14 after entering the clamping ring groove 16, the sleeve 1 is fixed, the convex ring 10 on the sleeve 1 presses the second sealing gasket 11, the outer surface of the sleeve 1 and the third sealing gasket 12 on the inner surface of the thread section 4 play a role in supplementary sealing, and the first sealing gasket 7 is used for sealing a gap between the mounting base 3 and a measured object.

Finally, it should be noted that: 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 utility model.

Claims

1. An embedded temperature measurement type temperature sensor is characterized in that: comprises a sleeve (1);

the detector head (2) is fixedly connected to the end part of the sleeve (1), a thermosensitive sensor (8) is fixedly connected inside the detector head (2), and one end, facing the sleeve (1), of the thermosensitive sensor (8) is fixedly connected with a lead (5);

a resin filling layer (9) filled between the inner surface of the sleeve (1) and the outer surface of the lead (5) for encapsulating the heat-sensitive sensor (8);

the clamping component is used for sequentially clamping an installation base (3) and a clamping sleeve (6) on the outer surface of one end, away from the detecting head (2), of the sleeve (1), and a threaded section (4) is arranged on the outer surface of one end, facing the detecting head (2), of the installation base (3);

the first sealing structure is arranged on the outer surface of the mounting seat (3);

and the second sealing structure is arranged between the mounting seat (3) and the sleeve (1).

2. An embedded temperature sensing temperature sensor according to claim 1, wherein: the joint subassembly includes jackscrew (13), spring (14), bullet round pin (15), mounting hole (20) and joint annular (16), mode that mounting hole (20) are perpendicular to centre gripping cover (6) axle center sets up inside centre gripping cover (6), jackscrew (13), bullet round pin (15) set gradually inside mounting hole (20) according to from outer to interior order, spring (14) sliding connection just is located between bullet round pin (15) and jackscrew (13) inside mounting hole (20).

3. An embedded temperature sensing temperature sensor according to claim 2, wherein: joint annular (16) set up the one end surface of keeping away from detecting head (2) in sleeve pipe (1), the one end and joint annular (16) joint of spring (14) are kept away from in bullet round pin (15), sleeve pipe (1) and centre gripping cover (6) are through bullet round pin (15) and joint annular (16) joint.

4. An embedded temperature sensing temperature sensor according to claim 3, wherein: first seal structure includes first sealed pad (7), first seal ring groove (17) set up in mount pad (3) upper surface and lie in the outside of screw thread section (4), first sealed pad (7) cover is established inside first seal ring groove (17).

5. An embedded temperature measurement type temperature sensor according to claim 4, wherein: the second seal structure includes that the second seals up (11), the third seals up (12), the sealed annular of second (18), the sealed annular of third (19) and bulge loop (10), the sealed annular of second (18), the sealed annular of third (19) top-down set up in the inside of screw thread section (4) and the sealed annular of second (18) is located screw thread section (4) and keeps away from the oral area of mount pad (3) one end, the sealed annular of second (11), the sealed pad of third (12) of second overlaps respectively and establishes inside the sealed annular of second (18), the sealed annular of third (19).

6. An embedded temperature sensing temperature sensor according to claim 5, wherein: the bulge loop (10) is arranged on the outer surface of the sleeve (1) in the middle, and the outer surface of the bulge loop (10) far away from the sleeve (1) is in sliding connection with the second sealing ring groove (18).