CN210298111U

CN210298111U - Ceramic aluminum shell PTC heating element

Info

Publication number: CN210298111U
Application number: CN201920745838.1U
Authority: CN
Inventors: 周凯
Original assignee: Chongqing Kaiwang Electronic Co Ltd
Current assignee: Chongqing Kaiwang Electronic Co Ltd
Priority date: 2019-05-23
Filing date: 2019-05-23
Publication date: 2020-04-10
Anticipated expiration: 2029-05-23

Abstract

The utility model relates to the technical field of PTC heating element equipment, in particular to a ceramic aluminum shell PTC heating element, which comprises a shell, wherein one side of the shell is provided with a first T-shaped groove, the end part of the first T-shaped groove is provided with a first stopper, the other side of the shell is provided with a first T-shaped block, and the other end of the shell is provided with two symmetrically distributed annular cylindrical pipes; the T-shaped groove is formed in the side face of the first fixing piece, a second limiting block is arranged at one end of the second T-shaped groove, the second fixing piece is connected with the first T-shaped groove in a sliding mode, and a second T-shaped block is arranged on the side face of the second fixing piece. This pottery aluminum hull PTC heat-generating body through first T type groove and first T type piece, is fixed a plurality of shell interconnect, and is fixed with shell and second mounting through first T type groove and second T type piece, and is fixed with shell and first mounting through first T type piece and second T type groove to reach the effect that changes the PTC heat-generating body area, the compound mode is simple convenient.

Description

Ceramic aluminum shell PTC heating element

Technical Field

The utility model relates to a PTC heat-generating body equipment technical field specifically is a pottery aluminum hull PTC heat-generating body.

Background

The PTC heating element is called as a PTC heater, and is composed of a PTC ceramic heating element and an aluminum pipe, the PTC heating element has the advantages of small thermal resistance and high heat exchange efficiency, and is an electric heater with automatic constant temperature and power saving.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pottery aluminum hull PTC heat-generating body to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a PTC heating body of a ceramic aluminum shell comprises a shell, wherein a first T-shaped groove is horizontally formed in the middle of one side of the shell, a first limiting block is arranged at the position, close to the end part of the shell, of the first T-shaped groove, a first T-shaped block is horizontally arranged in the middle of the other side of the shell, and two symmetrically distributed annular cylindrical tubes are arranged at the other end of the shell; the first fixing piece is in an L-shaped structure, a plurality of first through holes are formed in the bottom of the first fixing piece, a second T-shaped groove is horizontally formed in the middle of the side face of the first fixing piece, a second limiting block is arranged at one end of the second T-shaped groove, and the first fixing piece is of an integrally formed structure; still include with first T type groove sliding connection's second mounting, the second mounting is "L" type structure, a plurality of second through-holes have been seted up to the bottom of second mounting, the position level in the middle of the second mounting side is equipped with second T type piece, the second mounting is integrated into one piece structure.

Preferably, the distance between one end of the first T-shaped block and the end of the housing is the same as the width of the first limiting block.

Preferably, the shape and size of the first T-shaped block are matched with the shape and size of the first T-shaped groove.

Preferably, the first T-shaped block and the second T-shaped block have the same specification and size.

Preferably, the first T-shaped groove and the second T-shaped groove are of the same specification and size.

Preferably, the first limiting block and the second limiting block are of structures with the same specification and size.

Preferably, the first T-shaped block is inserted into the first T-shaped groove, the first T-shaped block is inserted into the second T-shaped groove, and the second T-shaped block is inserted into the first T-shaped groove.

Compared with the prior art, the beneficial effects of the utility model are that:

this pottery aluminum hull PTC heat-generating body, through first T type groove and the first T type piece that is equipped with, can be fixed a plurality of shell interconnect, can be fixed shell and second mounting through the first T type groove and the second T type piece that are equipped with, can be fixed shell and first mounting through first T type piece and the second T type groove that are equipped with, through first mounting and the second mounting that are equipped with, can fix a plurality of PTC heat-generating bodies with equipment, the removal of shell can be avoided to first stopper and the second stopper that is equipped with, thereby reach the effect that changes the PTC heat-generating body area, the compound mode is simple convenient, easy operation.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of an exploded left view structure of the present invention;

fig. 3 is a schematic view of the structure of the right perspective of the present invention;

fig. 4 is a schematic view of the left view structure of the housing of the present invention;

fig. 5 is a schematic view of the right view structure of the housing of the present invention;

fig. 6 is a schematic structural view of the first fixing member 2 of the present invention;

fig. 7 is a schematic structural diagram of the second fixing member 3 according to the present invention.

In the figure: the device comprises a shell 1, a first T-shaped groove 10, a first limiting block 11, a first T-shaped block 12, a first fixing piece 2, a second T-shaped groove 20, a second limiting block 21, a first through hole 22, a second fixing piece 3, a second T-shaped block 30, a second through hole 31 and an annular cylindrical pipe 4.

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-7, the present invention provides a technical solution:

a PTC heating body of a ceramic aluminum shell comprises a shell 1, wherein a first T-shaped groove 10 is horizontally formed in the middle of one side of the shell 1, a first limiting block 11 is arranged at the position, close to the end part of the shell 1, of the first T-shaped groove 10, a first T-shaped block 12 is horizontally arranged in the middle of the other side of the shell 1, and two annular cylindrical tubes 4 which are symmetrically distributed are arranged at the other end of the shell 1; the fixing device is characterized by further comprising a first fixing piece 2 connected with the first T-shaped block 12 in a sliding mode, wherein the first fixing piece 2 is of an L-shaped structure, a plurality of first through holes 22 are formed in the bottom of the first fixing piece 2, a second T-shaped groove 20 is horizontally formed in the middle of the side face of the first fixing piece 2, a second limiting block 21 is arranged at one end of the second T-shaped groove 20, and the first fixing piece 2 is of an integrally formed structure; the novel fixing structure is characterized by further comprising a second fixing piece 3 connected with the first T-shaped groove 10 in a sliding mode, the second fixing piece 3 is of an L-shaped structure, a plurality of second through holes 31 are formed in the bottom of the second fixing piece 3, a second T-shaped block 30 is horizontally arranged in the middle of the side face of the second fixing piece 3, and the second fixing piece 3 is of an integrally formed structure.

Specifically, the distance between one end of the first T-shaped block 12 and the end of the shell 1 is the same as the width of the first limiting block 11, so that after the first T-shaped block 12 and the first T-shaped groove 10 are connected in an inserting mode, the shell 1 cannot slide down, the shells 1 can be mutually limited to move after being connected in an inserting mode, and stability is guaranteed.

Specifically, the shape and size of the first T-shaped block 12 are matched with the shape and size of the first T-shaped groove 10, so that the first T-shaped block 12 and the first T-shaped groove 10 can be completely inserted and matched.

Furthermore, the first T-shaped block 12 and the second T-shaped block 30 have the same specification and size, and the first T-shaped groove 10 and the second T-shaped groove 20 have the same specification and size, so that the shells 1 can be mutually inserted and combined, and the shells 1 can be respectively connected with the first fixing piece 2 and the second fixing piece 3.

Furthermore, the first limiting block 11 and the second limiting block 21 are of the same specification and size, so that the same slot depth of the first T-shaped slot 10 and the second T-shaped slot 20 is ensured.

In addition, the first T-shaped block 12 is inserted into the first T-shaped groove 10, the first T-shaped block 12 is inserted into the second T-shaped groove 20, and the second T-shaped block 30 is inserted into the first T-shaped groove 10, so that convenience and stability of connection are ensured.

It is supplementary to need, and shell 1, first mounting 2 and second mounting 3 all adopt the aluminum material, and the annular cylinder pipe 4 that is equipped with is the junction box, the utility model discloses in, only relate to the design of the shell part of pottery aluminum hull PTC heat-generating body and mounting to do not relate to the structure of pottery aluminum hull PTC heat-generating body and theory of operation's improvement, and pottery aluminum hull PTC heat-generating body is prior art, and technical field personnel can realize completely, need not proud.

When the ceramic aluminum shell PTC heating element is used, a user selects the number of the PTC heating elements according to the area to be heated, then inserts the first T-shaped block 12 of the PTC heating element shell 1 into the first T-shaped groove 10 of the other PTC heating element shell 1 by hand, all the PTC heating elements to be used are sequentially inserted and fixed in the mode, then inserts the first T-shaped block 12 of the shell 1 into the second T-shaped groove 20 of the first fixing element 2, inserts the second T-shaped block 30 of the second fixing element 3 into the first T-shaped groove 10 of the shell 1, and finally fixes the PTC heating elements, the first fixing element 2 and the second fixing element 3 to required equipment in a threaded connection or welding mode through the first through hole 22 and the second through hole 31 which are arranged on the first fixing element 2 and the second fixing element 3.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a pottery aluminum hull PTC heat-generating body, includes shell (1), its characterized in that: a first T-shaped groove (10) is horizontally formed in the middle of one side of the shell (1), a first limiting block (11) is arranged in the position, close to the end portion of the shell (1), of the first T-shaped groove (10), a first T-shaped block (12) is horizontally arranged in the middle of the other side of the shell (1), and two symmetrically distributed annular cylindrical tubes (4) are arranged at the other end of the shell (1); the fixing device is characterized by further comprising a first fixing piece (2) in sliding connection with the first T-shaped block (12), wherein the first fixing piece (2) is of an L-shaped structure, a plurality of first through holes (22) are formed in the bottom of the first fixing piece (2), a second T-shaped groove (20) is horizontally formed in the middle of the side face of the first fixing piece (2), a second limiting block (21) is arranged at one end of the second T-shaped groove (20), and the first fixing piece (2) is of an integrally formed structure; still include with first T type groove (10) sliding connection's second mounting (3), second mounting (3) are "L" type structure, a plurality of second through-holes (31) have been seted up to the bottom of second mounting (3), the position level in the middle of second mounting (3) side is equipped with second T type piece (30), second mounting (3) are the integrated into one piece structure.

2. A ceramic aluminum case PTC heater as claimed in claim 1, characterized in that: the distance between one end of the first T-shaped block (12) and the end of the shell (1) is the same as the width of the first limiting block (11).

3. A ceramic aluminum case PTC heater as claimed in claim 1, characterized in that: the shape and the size of the first T-shaped block (12) are matched with those of the first T-shaped groove (10).

4. A ceramic aluminum case PTC heater as claimed in claim 1, characterized in that: the first T-shaped block (12) and the second T-shaped block (30) are of the same structure in specification and size.

5. A ceramic aluminum case PTC heater as claimed in claim 1, characterized in that: the first T-shaped groove (10) and the second T-shaped groove (20) are of the same structure in specification and size.

6. A ceramic aluminum case PTC heater as claimed in claim 1, characterized in that: the first limiting block (11) and the second limiting block (21) are of the same structure in specification and size.

7. A ceramic aluminum case PTC heater as claimed in claim 1, characterized in that: the first T-shaped block (12) is connected with the first T-shaped groove (10) in an inserting mode, the first T-shaped block (12) is connected with the second T-shaped groove (20) in an inserting mode, and the second T-shaped block (30) is connected with the first T-shaped groove (10) in an inserting mode.