CN211128222U

CN211128222U - Waterproof PTC heater

Info

Publication number: CN211128222U
Application number: CN201922213822.9U
Authority: CN
Inventors: 张广全; 张翔
Original assignee: Zhenjiang Dongfangshanyuan Electric Heating Co ltd
Current assignee: Zhenjiang Dongfangshanyuan Electric Heating Co ltd
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2020-07-28
Anticipated expiration: 2029-12-11

Abstract

The utility model relates to a PTC heating element technical field just discloses a waterproof type PTC heating element, including the heating element body, the outside fixedly connected with shell body of heating element body, the card hole has all been seted up at the front and the back of shell body, the inside joint in card hole has the trip, two relative one sides in card hole of shell body top joint respectively with the front and the back fixed connection of last dustcoat, two relative one sides in card hole of shell body bottom joint respectively with the front and the back fixed connection of dustcoat down. This waterproof type PTC heater inserts the top and the bottom of shell body respectively through last dustcoat and lower dustcoat, increases the protectiveness to the PTC heater, prevents liquid and its contact, and the heat that the heater body produced can be through the leading-in right pipe of venthole that the shell body inboard was seted up inside to outwards derive from connecting, do not influence the normal work of PTC heater, strengthen the life of PTC heater.

Description

Waterproof PTC heater

Technical Field

The utility model relates to a PTC heating element technical field specifically is a waterproof type PTC heating element.

Background

The PTC heating element is also called as PTC heater, which is composed of PTC ceramic heating element and aluminum tube, and has the advantages of small thermal resistance and high heat exchange efficiency, and is an automatic constant temperature and power saving electric heater, and the prominent characteristic lies in that the surface of the electric heating tube heater does not generate red phenomenon under any application condition, thereby causing the potential safety hazards of scald, fire and the like.

The PTC heating element product adopts the u-shaped corrugated radiating fins, so that the heat dissipation rate is improved, the advantages of adhesion and mechanical type are integrated, but the waterproof effect of the PTC heating element product is poor, and the PTC heating element product is easy to change after meeting water, so that the working effect of the PTC heating element product is influenced, and the waterproof PTC heater is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a waterproof type PTC heater possesses high-efficient waterproof advantage, and the water-proof effects who has solved PTC heat-generating body product is not good, produces easily after meeting water and changes, influences the problem of the effect of PTC heat-generating body product work.

(II) technical scheme

For realizing the above-mentioned high-efficient waterproof purpose, the utility model provides a following technical scheme: a waterproof PTC heater comprises a heater body, wherein an outer shell is fixedly connected to the outside of the heater body, clamping holes are formed in the front face and the back face of the outer shell, clamping hooks are clamped inside the clamping holes, one opposite side of the two clamping holes clamped at the top of the outer shell is fixedly connected with the front face and the back face of an upper outer cover respectively, one opposite side of the two clamping holes clamped at the bottom of the outer shell is fixedly connected with the front face and the back face of a lower outer cover respectively, a left clamping head is fixedly connected to the left side of the outer shell, an insertion groove is formed in the right side of the left clamping head, an insertion rod is inserted into the insertion groove, a right clamping head positioned outside the outer shell is fixedly connected to the right side of the right clamping head, a left guide pipe is fixedly connected to the left side of the left clamping head, and a left fixing plate is fixedly connected to, the right side fixedly connected with right fixed plate of right side pipe, the equal threaded connection in inboard of right side fixed plate and card hole has the set screw, the equal fixedly connected with in the outside of right side fixed plate and left fixed plate connects, the outside threaded connection of connecting has the screw thread lid.

Preferably, the middle part of the outer shell is provided with a groove, and the thickness of the groove is equal to that of the left chuck and the right chuck.

Preferably, the outer shell is annular, and the inner side of the outer shell is provided with an air outlet.

Preferably, the left chuck and the right chuck are both in a C shape, and the right chuck and the inserted bar are integrated.

Preferably, circular through holes are formed in the right guide pipe and the left guide pipe, and the circular through holes of the right guide pipe and the left guide pipe are communicated with two air outlet holes formed in the inner side of the outer shell respectively.

Preferably, the joint is annular, and the outside of the joint is equidistantly provided with thread grooves.

(III) advantageous effects

Compared with the prior art, the utility model provides a waterproof type PTC heating element possesses following beneficial effect:

this waterproof type PTC heater, through the outside with shell body cover at the heater body, go up the top and the bottom that the shell body was inserted respectively to dustcoat and lower dustcoat, make trip card go into the inside in draw-in groove, place the recess left side of seting up outside the shell body with left dop, the recess right side of seting up outside the shell body is placed to right dop, and make the left inserted bar of right dop insert in the slot that left dop right side was seted up, utilize fixed screw to fix left fixed plate and right fixed plate externally structurally, increase the protectiveness to the PTC heater, prevent liquid and its contact, it can be inside the leading-in right pipe of venthole that the shell body inboard was seted up to open the heat that the screw cap heater body produced, and outwards derive from the joint, do not influence the normal work of PTC heater, strengthen the life of PTC heater.

Drawings

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

fig. 2 is a schematic view of the structure of the insertion rod of the present invention.

In the figure: the heating device comprises a heater body 1, a shell 2, a clamping hole 3, a clamping hook 4, an upper outer cover 5, a lower outer cover 6, a left clamping head 7, a slot 8, an insertion rod 9, a right clamping head 10, a right guide pipe 11, a left guide pipe 12, a left fixing plate 13, a right fixing plate 14, a fixing screw 15, a joint 16 and a threaded cover 17.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for purposes of illustration and explanation only and are not intended to limit the invention.

It should be noted that these drawings are simplified schematic views, and the basic structure of the present invention is described only in a schematic manner, and therefore, only the configuration related to the present invention is shown.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being 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 otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-2, a waterproof PTC heater comprises a heater body 1, an outer case 2 is fixedly connected to the outside of the heater body 1, a groove is formed in the middle of the outside of the outer case 2, the thickness of the groove is equal to the thickness of a left chuck 7 and a right chuck 10, the outer case 2 is ring-shaped, an air outlet is formed in the inner side of the outer case 2, chucking holes 3 are formed in the front and back of the outer case 2, a chucking hook 4 is chucked in the chucking hole 3, opposite sides of the two chucking holes 3 chucked in the top of the outer case 2 are fixedly connected to the front and back of an upper outer case 5, opposite sides of the two chucked holes 3 chucked in the bottom of the outer case 2 are fixedly connected to the front and back of a lower outer case 6, a left chuck 7 is fixedly connected to the left side of the outer case 2, the left chuck 7 and the right chuck 10 are C-shaped, an inserting rod 9 is inserted in the slot 8, the right side of the inserting rod 9 is fixedly connected with a right clamping head 10 positioned outside the outer shell 2, the right clamping head 10 and the inserting rod 9 are integrated, the right side of the right clamping head 10 is fixedly connected with a right guide pipe 11, circular through holes are respectively formed in the right guide pipe 11 and the left guide pipe 12, the circular through holes of the right guide pipe 11 and the left guide pipe 12 are respectively communicated with two air outlet holes formed in the inner side of the outer shell 2, the left side of the left clamping head 7 is fixedly connected with a left guide pipe 12, the left side of the left guide pipe 12 is fixedly connected with a left fixing plate 13, the right side of the right guide pipe 11 is fixedly connected with a right fixing plate 14, the right fixing plate 14 and the inner side of the clamping hole 3 are both in threaded connection with a fixing screw 15, the outer sides of the right fixing plate 14 and the left fixing plate 13 are both fixedly connected with a joint, thereby achieving the purpose of high-efficiency water resistance.

In conclusion, in the waterproof PTC heater, the outer shell 2 is sleeved outside the heater body 1, the upper outer cover 5 and the lower outer cover 6 are respectively inserted into the top and the bottom of the outer shell 2, the hook 4 is clamped into the clamping hole 3, the left chuck 7 is placed on the left side of the groove formed outside the outer shell 2, the right chuck 10 is placed on the right side of the groove formed outside the outer shell 2, the inserting rod 9 on the left side of the right chuck 10 is inserted into the inserting groove 8 formed on the right side of the left chuck 7, the left fixing plate 13 and the right fixing plate 14 are fixed on the external structure by the fixing screw 15, the protection performance of the PTC heater is increased, the liquid is prevented from contacting with the PTC heater, the heat generated by opening the threaded cap 17 and the heater body 1 is led into the right conduit 11 through the air outlet hole formed on the inner side of the outer shell 2 and led out from the joint 16, the normal operation of the PTC heater is not affected, and the service, the problem of PTC heat-generating body product's water-proof effects is not good, produces the change easily after meeting water, influences the effect of PTC heat-generating body product work is solved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a waterproof type PTC heater, includes heater body (1), its characterized in that: the heater comprises a heater body (1), wherein the heater body is fixedly connected with an outer shell (2) outside, the front and the back of the outer shell (2) are both provided with clamping holes (3), the inside of each clamping hole (3) is clamped with a clamping hook (4), the opposite sides of the two clamping holes (3) clamped at the top of the outer shell (2) are respectively and fixedly connected with the front and the back of an upper outer cover (5), the opposite sides of the two clamping holes (3) clamped at the bottom of the outer shell (2) are respectively and fixedly connected with the front and the back of a lower outer cover (6), the left side of the outer shell (2) is fixedly connected with a left clamping head (7), the right side of the left clamping head (7) is provided with a slot (8), an inserting rod (9) is inserted in the slot (8), the right side of the inserting rod (9) is fixedly connected with a right clamping head (10) positioned outside the outer shell (2), and the right side of the right clamping, the left side fixedly connected with left pipe (12) of left side dop (7), the left side fixedly connected with left fixed plate (13) of left side pipe (12), the right side fixedly connected with right fixed plate (14) of right side pipe (11), the inboard equal threaded connection of right side fixed plate (14) and card hole (3) has set screw (15), the equal fixedly connected with in the outside of right side fixed plate (14) and left fixed plate (13) connects (16), the outside threaded connection that connects (16) has thread cap (17).

2. A waterproof PTC heater according to claim 1, wherein: the middle part of the outer shell (2) is provided with a groove, and the thickness of the groove is equal to that of the left clamping head (7) and the right clamping head (10).

3. A waterproof PTC heater according to claim 1, wherein: the outer shell (2) is annular, and an air outlet is formed in the inner side of the outer shell (2).

4. A waterproof PTC heater according to claim 1, wherein: the left clamping head (7) and the right clamping head (10) are both in a C shape, and the right clamping head (10) and the inserted rod (9) are integrated.

5. A waterproof PTC heater according to claim 1, wherein: circular through holes are formed in the right guide pipe (11) and the left guide pipe (12), and the circular through holes of the right guide pipe (11) and the left guide pipe (12) are communicated with two air outlet holes formed in the inner side of the outer shell (2) respectively.

6. A waterproof PTC heater according to claim 1, wherein: the joint (16) is annular, and thread grooves are formed in the outer portion of the joint (16) at equal intervals.