CN211233069U - Humidification device, electric heater and electric heater subassembly - Google Patents

Abstract

The utility model relates to a humidification device, electric heater and electric heater subassembly, wherein electric heater subassembly, including oil heater heating plate and humidification device, be equipped with the installation position on the oil heater heating plate, the installation position is located the fluid maximum water level department of oil heater heating plate, humidification device installs the installation position is used for utilizing the high temperature of oil heater heating plate realizes the humidification process. In the using process, the humidifying device is installed at the installation position of the oil heater heating sheet, namely the humidifying device is arranged at the position of the highest temperature of the oil heater heating sheet during working, so that the moisture in the humidifying device is evaporated by utilizing the high temperature of the oil heater heating sheet, the humidifying is carried out, and the humidifying effect is improved.

Description

Humidification device, electric heater and electric heater subassembly

Technical Field

The utility model relates to a heating installation field especially relates to a humidification device, electric heater and electric heater subassembly.

Background

In the field of heating equipment, the oil heater is widely applied due to the advantages of fast temperature rise, high heating efficiency, low noise and the like. But because oil heater service environment is comparatively sealed, the circulation of air is relatively poor, uses for a long time and will make indoor air dry, reduces consumption experience. For this reason generally set up humidification device in the oil heater electric heater, promote indoor humidity when realizing indoor heating to optimize user experience. But the general oil heater is still relatively poor in humidification effect after being provided with the humidification device.

SUMMERY OF THE UTILITY MODEL

Therefore, the oil heater is needed to be provided, and the humidifying effect is improved when indoor heating is met.

The utility model provides an electric heater unit spare, includes oil heater chip and humidification device, be equipped with the installation position on the oil heater chip, the installation position is located the fluid highest water level department of oil heater chip, humidification device installs the installation position is used for utilizing the high temperature of oil heater chip realizes the humidification process.

The above scheme provides an electric heater subassembly, through set up humidification device in the electric heater subassembly, in the use, will humidification device installs the installation position of oil spit of fland heating plate, be about to humidification device sets up the highest temperature position of oil spit of fland heating plate during operation to utilize the high temperature of oil spit of fland heating plate makes moisture evaporation in the humidification device carries out the humidification, promotes the humidification effect.

In one embodiment, a limiting part is arranged on the oil heater chip, the humidifying device comprises two insertion parts which are arranged oppositely and a connecting part connected between the two insertion parts, the two insertion parts can be respectively inserted into two sides of the oil heater chip, and the limiting part can limit the humidifying device at the installation position.

In one embodiment, the limiting member comprises convex hulls which protrude from two sides of the oil heater chip, and the distance between the two insertion portions is not larger than the thickness of the convex hulls in the transverse direction.

In one embodiment, the two insertion portions are arranged in parallel, and the connecting portion connects the two insertion portions to form a U-shaped structure.

In one embodiment, the humidifying device comprises a shell enclosing into the U-shaped structure, a cavity for containing water is formed in the shell, and the cavity is a U-shaped cavity corresponding to the U-shaped structure.

In one embodiment, the wall of the shell, which is located on the inner side of the U-shaped cavity, is an inner side wall, the portion, which is used for forming the connecting portion, of the inner side wall is an inner connecting wall, a strip-shaped groove is formed in the inner connecting wall, the strip-shaped groove is distributed along the longitudinal direction of the oil heater, and the oil heater can be clamped in the strip-shaped groove.

In one embodiment, the shell comprises a shell body and a shell cover detachably connected with the shell body, the shell body comprises a U-shaped outer wall, a U-shaped inner wall and a bottom wall, the U-shaped outer wall is arranged outside the U-shaped inner wall at intervals, the bottom wall is arranged at the bottoms of the U-shaped inner wall and the U-shaped outer wall, the shell cover is arranged on the top surfaces of the U-shaped inner wall and the U-shaped outer wall, and the shell cover is provided with a humidifying hole.

In one embodiment, a circle of convex ribs are arranged at the edge of the top surface of the shell cover, and the convex ribs enclose the humidifying hole inside.

In one embodiment, the distance between the limiting piece and the oil passage above the oil heater sheet is not less than the height of the humidifying device in the longitudinal direction.

In one embodiment, the oil heater chip is multiple, the oil heater chips are distributed at intervals in the transverse direction, and the thickness of the insertion part in the transverse direction is not greater than the distance between two adjacent oil heater chips.

In one embodiment, the number of the humidifying devices is multiple, each humidifying device is respectively inserted on the oil heater chip, and one oil heater chip is arranged between every two adjacent humidifying devices.

In one embodiment, the number of the insertion parts is multiple, the insertion parts are arranged oppositely, and a U-shaped groove for accommodating the oil heater chip is formed between every two adjacent insertion parts at an interval.

The utility model provides a humidification device, includes two relative insertion portions that set up and connects the connecting portion between two insertion portions, two the insertion portion can insert respectively and establish the both sides at the oil heater chip, on the connecting portion with the wall that the oil heater chip is relative is the inner wall, be equipped with the bar groove on the inner wall, the bar groove is followed the longitudinal distribution of oil heater chip, oil heater chip can block in the bar groove.

Above-mentioned scheme provides a humidification device, can directly insert two inserting parts respectively and establish the both sides of oil spit of fland heating plate when using, moreover be equipped with longitudinal distribution's bar groove on the inner wall of connecting portion, work as humidification device inserts when targetting in place on oil spit of fland heating plate, oil spit of fland heating plate can be blocked in the bar groove to accomplish the installation, easy operation is convenient. The high-temperature environment of the oil heater sheet is utilized to realize the evaporation of water in the humidifying device, so that the humidifying effect is achieved. In order to further improve the humidification efficiency, the humidification device can be inserted at the highest oil level position on the oil heater, the temperature at the highest oil level position is highest, the highest temperature environment can be brought to the humidification device, the water evaporation speed is increased, and the humidification efficiency is improved.

In one embodiment of the water-proof shell, the water-proof shell comprises a shell body and a shell cover detachably connected with the shell body, wherein the shell body comprises a U-shaped outer wall, a U-shaped inner wall and a bottom wall, the U-shaped outer wall is arranged outside the U-shaped inner wall at intervals, the bottom wall is arranged at the bottom of the U-shaped inner wall and the bottom of the U-shaped outer wall, the shell cover is arranged on the top surfaces of the U-shaped inner wall and the U-shaped outer wall to form a U-shaped cavity for containing water, two long edges of the U-shaped cavity are formed in an insertion part, a short edge of the U-shaped cavity is formed in a connecting part, and a humidifying hole is formed.

In one embodiment, a circle of convex ribs are arranged at the edge of the top surface of the shell cover, and the convex ribs enclose the humidifying hole inside.

The utility model provides an electric heater, includes the oil heater chip, be equipped with the convex closure on the oil heater chip, the convex closure is located the fluid highest water level below of oil heater chip, makes by the humidification device that the convex closure injectd the top can be located fluid highest water level department.

The above-mentioned scheme provides an electric heater, through the fluid highest water level below of oil spit of fland heating plate sets up the convex closure for humidification device for setting up on the oil spit of fland heating plate provides spacing effect, makes humidification device can be located fluid highest water level department, thereby utilizes the highest temperature position of oil spit of fland heating plate to provide the heat for humidification device, promotes humidification efficiency.

In one embodiment, the oil heater chip is provided with a plurality of oil heater chips, and the plurality of oil heater chips are sequentially distributed at intervals in the transverse direction.

Drawings

Fig. 1 is a schematic structural diagram of an electric heater assembly according to the present embodiment;

fig. 2 is a left side view of the electric heater assembly according to the present embodiment;

FIG. 3 is a schematic structural diagram of the humidifying device according to the present embodiment;

FIG. 4 is a top view of the cover of the humidifying device shown in FIG. 3;

fig. 5 is a left side view of the case body in the humidifying device shown in fig. 3;

fig. 6 is a plan view of a case body in the humidifying device shown in fig. 3.

Description of reference numerals:

10. an electric heater assembly; 11. an oil heater sheet; 111. an installation position; 112. a limiting member; 113. an upper oil passage; 12. a humidifying device; 121. an insertion portion; 122. a connecting portion; 123. a housing body; 124. a shell cover; 1241. a humidifying hole; 1242. a rib is protruded; 125. a U-shaped cavity; 126. a strip-shaped groove; 127. a U-shaped groove.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention can be embodied in many different forms other than those specifically described herein, and it will be apparent to those skilled in the art that similar modifications can be made without departing from the spirit and scope of the invention, and it is therefore not to be limited to the specific embodiments disclosed below.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

As shown in fig. 1 and 2, in one embodiment, an electric heater assembly 10 is provided, which includes an oil heater chip 11 and a humidifying device 12. The oil heater is characterized in that an installation position 111 is arranged on the oil heater chip 11, the installation position 111 is located at the highest oil liquid water level of the oil heater chip 11, and the humidifying device 12 is installed at the installation position 111 and used for utilizing the high temperature of the oil heater chip 11 to realize the humidifying process.

In the using process, the humidifying device 12 is installed at the installation position 111 of the oil heater chip 11, that is, the humidifying device 12 is arranged at the position of the highest temperature of the oil heater chip 11 during operation, so that the moisture in the humidifying device 12 is evaporated by using the high temperature of the oil heater chip 11, humidification is performed, and the humidifying effect is improved.

Specifically, the humidifying device 12 is a device in which water is contained, and the water contained therein can be evaporated for humidification in a high-temperature environment.

The installation of the installation position 111 of the humidifying device 12 on the oil heater sheet 11 can be fixed or detachable. The detachable installation mode is convenient for the operations of adding water and the like after the humidifying device 12 is taken out.

The detachable manner of the humidifying device 12 at the installation position 111 is not particularly limited.

For example, in one embodiment, as shown in fig. 1, the oil heater chip 11 is provided with a limiting member 112. As shown in fig. 3, the humidifying device 12 includes two insertion portions 121 disposed opposite to each other and a connecting portion 122 connected between the two insertion portions 121. As shown in fig. 1, the two insertion portions 121 can be respectively inserted into two sides of the oil heater chip 11, and the limiting member 112 can limit the humidifying device 12 at the mounting position 111.

That is, the humidifying device 12 is detachably mounted on the mounting position 111 by means of insertion, and under the limiting action of the limiting member 112, the humidifying device 12 is ensured to be reliably positioned on the mounting position 111 without sliding down. When the humidifier 12 is not needed to be used, the humidifier 12 can be always placed in the installation position 111, and therefore the condition that the humidifier 12 is lost can be avoided. Of course, when cleaning or adding water is needed, the humidifying device 12 can be drawn out and detached from the oil heater sheet 11, and the operation process is simple and convenient.

More specifically, in one embodiment, as shown in fig. 1, the limiting member 112 includes convex hulls protruding from two sides of the oil heater chip 11, and a distance between the two insertion portions 121 is not greater than a thickness of the convex hulls in a transverse direction.

After the two insertion parts 121 of the humidifying device 12 are respectively inserted into the two sides of the oil heater chip 11, the distance between the two insertion parts 121 is not larger than the thickness of the convex hull in the transverse direction, so that the humidifying device 12 cannot slide downwards and is always kept at the height of the highest water level of oil, the highest temperature of the oil heater chip 11 during heating is fully utilized, and the humidifying effect is improved.

The lateral direction in this case means the lateral direction in the view shown in fig. 1, and the longitudinal direction means the longitudinal direction in the view shown in fig. 1.

More specifically, as shown in fig. 3 to 6, in one embodiment, two insertion portions 121 are disposed in parallel, and the connecting portion 122 connects the two insertion portions 121 to form a U-shaped structure. After the humidifying device 12 is mounted to the mounting position 111, the two insertion portions 121 are in contact with both side surfaces of the oil heater chip 11, respectively.

Specifically, as shown in fig. 3, in one embodiment, the humidifying device 12 includes a housing enclosing the U-shaped structure, and a cavity for holding water is formed in the housing, and the cavity is a U-shaped cavity 125 corresponding to the U-shaped structure.

Namely, the cavity for containing water in the humidifying device 12 is surrounded by the casing, and the whole body is of a communicated structure based on the fact that the cavity is a U-shaped cavity 125, so that the water adding process is convenient.

Further, as shown in fig. 3 to 6, in an embodiment, a wall of the housing located inside the U-shaped cavity 125 is an inner side wall, a portion of the inner side wall used for forming the connecting portion 122 is an inner connecting wall, the inner connecting wall is provided with a strip-shaped groove 126, the strip-shaped groove 126 is distributed along a longitudinal direction of the oil heater sheet 11, and the oil heater sheet 11 can be clamped in the strip-shaped groove 126.

When the humidifying device 12 is inserted into the oil heater chip 11, the oil heater chip 11 can be finally clamped in the strip-shaped groove 126, which proves that the humidifying device 12 is installed in place. Moreover, the arrangement of the strip-shaped groove 126 also makes the relative position between the oil heater 11 and the humidifying device 12 more stable. In order to facilitate the insertion of the insertion portions 121 to the side of the oil heater chip 11, the distance between the two insertion portions 121 is preferably slightly greater than the thickness of the oil heater chip 11. However, when the humidifying device 12 is inserted into position, the relative position between the oil heater chip 11 and the humidifying device 12 needs to be stabilized, so as to ensure reliable humidifying. Therefore, the strip-shaped groove 126 is formed, so that the oil heater 11 can be clamped in the strip-shaped groove 126, the stability of the relative position of the oil heater and the strip-shaped groove is guaranteed, and the condition that the humidifying device 12 falls off is avoided.

Specifically, the strip-shaped groove 126 may be a groove dug in the inner connecting wall along the longitudinal direction, or may be a groove formed by a plurality of pairs of spacing protrusions distributed along the longitudinal direction and spaced from each other as shown in fig. 5.

Further specifically, as shown in fig. 3, in one embodiment, the housing includes a housing body 123 and a housing cover 124 detachably connected to the housing body 123. The shell body 123 comprises a U-shaped outer wall, a U-shaped inner wall and a bottom wall, the U-shaped outer wall is arranged outside the U-shaped inner wall at intervals, the bottom wall is arranged at the bottom of the U-shaped inner wall and the bottom of the U-shaped outer wall, and the shell cover 124 covers the U-shaped inner wall and the top surface of the U-shaped outer wall. Namely, the housing is composed of the housing cover 124 and the housing body 123.

Specifically, the cover 124 and the housing body 123 may be detachably connected by a snap connection.

When the strip-shaped groove 126 is formed in the inner connecting wall, a part of the strip-shaped groove 126 is formed in the U-shaped inner wall, and the strip-shaped groove 126 penetrates through the case cover 124 in the longitudinal direction, that is, as shown in fig. 4 and 5, recesses are formed in both the case cover 124 and the case body 123 to form the strip-shaped groove 126. Furthermore, to avoid interference, the width of the recess in the cover 124 may be set slightly larger.

Further, in one embodiment, as shown in fig. 3 and 4, the cover 124 is provided with a humidifying hole 1241. The vapor heated and evaporated in the U-shaped cavity 125 is discharged from the humidifying holes 1241.

Further, as shown in fig. 3, in one embodiment, a ring of ribs 1242 is provided at the edge of the top surface of the housing cover 124, and the ribs 1242 enclose the humidifying holes 1241 inside. Therefore, when water is added into the U-shaped cavity 125 through the humidifying hole 1241, the rib 1242 can effectively prevent the water from leaking.

Further, as shown in fig. 1, in an embodiment, a distance between the limiting member 112 and an oil passage 113 above the oil heater 11 is not less than a height of the humidifying device 12 in a longitudinal direction. So that the humidifying device 12 can be inserted into the mounting site 111.

Further, in an embodiment, as shown in fig. 1, the oil heater chip 11 is multiple, the oil heater chips 11 are sequentially distributed at intervals in the transverse direction, and the thickness of the insertion portion 121 in the transverse direction is not greater than the distance between two adjacent oil heater chips 11.

When the oil heater chip 11 is plural, the thickness of the insertion portion 121 in the transverse direction is not greater than the distance between two adjacent oil heater chips 11, so that it is ensured that the insertion portion 121 can be inserted between two adjacent oil heater chips 11.

When the oil heater 11 is provided in plurality, a plurality of humidifying devices 12 may be provided to further improve the humidifying efficiency.

For example, in one embodiment, the number of the humidifying devices 12 is multiple, each humidifying device 12 is respectively inserted on the oil heater chip 11, and one oil heater chip 11 is spaced between adjacent humidifying devices 12. And the humidifying device 12 is not inserted on the oil heater chip 11 between two adjacent humidifying devices 12.

Namely, an oil heater chip 11 without the humidifying device 12 is arranged between the adjacent oil heater chips 11 with the humidifying device 12 inserted, and the heat generated at the highest liquid level of the oil heater chip 11 without the humidifying device 12 can be provided to the humidifying device 12 inserted on the adjacent oil heater chip 11.

Further, assuming that the oil heater chip 11 into which the humidifier 12 is inserted is defined as a main heater chip, and two heater chips adjacent to the left and right of the main heater chip are a left heater chip and a right heater chip, respectively, the humidifier 12 may be limited by the convex hulls on the left and right heater chips, that is, the two insertion portions 121 of the humidifier 12 are limited above by the convex hulls on the left heater chip and the convex hulls on the right heater chip, respectively, so as to prevent the downward sliding, and at this time, the convex hulls may not be disposed on the main heater chip.

Or, in one embodiment, the number of the insertion portions 121 is multiple, the insertion portions 121 are arranged oppositely, and a U-shaped groove 127 for accommodating the oil heater chip 11 is formed between every two adjacent insertion portions 121 at an interval.

That is, the humidifying device 12 includes a plurality of insertion portions 121, and each insertion portion 121 is connected to the connection portion 122. Therefore, when the oil heater chip 11 is installed, each oil heater chip corresponds to one of the U-shaped grooves 127.

Further, in another embodiment, as shown in fig. 3 to 6, a humidifying device 12 is provided, and the humidifying device 12 may be the same device as the humidifying device 12 in the electric heater assembly 10.

Further, in an embodiment, the humidifying device 12 includes two insertion portions 121 disposed oppositely and a connection portion 122 connected between the two insertion portions 121, the two insertion portions 121 can be respectively inserted into two sides of the oil heater chip 11, a wall of the connection portion 122 opposite to the oil heater chip 11 is an inner wall, a strip-shaped groove 126 is disposed on the inner wall, the strip-shaped groove 126 is distributed along a longitudinal direction of the oil heater chip 11, and the oil heater chip 11 can be clamped in the strip-shaped groove 126.

When in use, the two insertion parts 121 can be directly inserted into the two sides of the oil heater chip 11 respectively, and the inner wall of the connecting part 122 is provided with the strip-shaped grooves 126 which are longitudinally distributed, when the humidifying device 12 is inserted in place on the oil heater chip 11, the oil heater chip 11 can be clamped in the strip-shaped grooves 126, so that the installation process is completed, and the operation is simple and convenient. The evaporation of the water in the humidifying device 12 is realized by utilizing the high-temperature environment of the oil heater sheet 11, so that the humidifying effect is achieved. In order to further improve the humidification efficiency, the humidification device 12 may be inserted at a highest water level of the oil in the oil heater sheet 11, where the temperature is highest, so as to bring an environment with the highest temperature to the humidification device 12, and increase the speed of water evaporation, thereby improving the humidification efficiency.

More specifically, in an embodiment, as shown in fig. 3, the humidifying device 12 includes a housing body 123 and a housing cover 124 detachably connected to the housing body 123, the housing body 123 includes a U-shaped outer wall, a U-shaped inner wall and a bottom wall, the U-shaped outer wall is disposed outside the U-shaped inner wall at intervals, the bottom wall is disposed at the bottom of the U-shaped inner wall and the U-shaped outer wall, the housing cover 124 covers the top surfaces of the U-shaped inner wall and the U-shaped outer wall to form a U-shaped cavity 125 for containing water, two long sides of the U-shaped cavity 125 are formed in the insertion portion 121, a short side of the U-shaped cavity 125 is formed in the connection portion 122, and a humidifying hole 1241 is provided on the housing cover 124.

During use, water may be added to the U cavity 125 after the housing cover 124 is removed from the housing body 123, or may be added directly to the U cavity 125 through the humidifying holes 1241. During humidification, water vapor is discharged from the humidification holes 1241.

Further, in yet another embodiment, an electric warmer is provided, which may be the same device as the structure of the electric warmer in the electric warmer assembly 10 described above.

Further, in an embodiment, the electric heater includes the oil heater 11, a convex hull is arranged on the oil heater 11, and the convex hull is located below the highest oil level of the oil heater 11, so that the humidifying device 12 defined above by the convex hull can be located at the highest oil level. The humidifying device 12 may be the humidifying device 12 described in any of the previous embodiments.

Through set up the convex closure oil heater chip 11's fluid maximum water level below for humidification device 12 for setting up on oil heater chip 11 provides spacing effect, make humidification device 12 can be located fluid maximum water level department, thereby utilize oil heater chip 11's maximum temperature position to provide the heat for humidification device 12, promote humidification efficiency.

Of course, the electric heater may not be provided with the humidifying device 12, and may be directly used only for heating.

Further, in one embodiment, as shown in fig. 1, the oil heater chip 11 is multiple, and the multiple oil heater chips 11 are sequentially spaced in the transverse direction. Promote on the one hand the heating effect of electric heater, on the other hand is in set up on the oil heater heating plate 11 during humidification device 12, can set up a plurality of humidification device 12 improves the humidification effect.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (17)

1. The utility model provides an electric heater subassembly, its characterized in that, includes oil heater chip (11) and humidification device (12), be equipped with installation position (111) on oil heater chip (11), installation position (111) are located the fluid highest water level department of oil heater chip (11), humidification device (12) are installed installation position (111) are used for utilizing the high temperature of oil heater chip (11) realizes the humidification process.

2. The electric heater assembly according to claim 1, wherein a limiting member (112) is disposed on the oil heater chip (11), the humidifying device (12) includes two insertion portions (121) disposed opposite to each other and a connection portion (122) connected between the two insertion portions (121), the two insertion portions (121) can be respectively inserted into two sides of the oil heater chip (11), and the limiting member (112) can limit the humidifying device (12) at the mounting position (111).

3. The electric heater assembly according to claim 2, wherein the limiting member (112) comprises a convex hull protruding from both sides of the oil heater chip (11), and the distance between the two insertion portions (121) is not greater than the thickness of the convex hull in the transverse direction.

4. The electric heater assembly according to claim 2, wherein two insertion portions (121) are arranged in parallel, and the connecting portion (122) connects the two insertion portions (121) to form a U-shaped structure.

5. The electric heater assembly according to claim 4, wherein the humidifying device (12) comprises a housing enclosing the U-shaped structure, a cavity for containing water is formed in the housing, and the cavity is a U-shaped cavity (125) corresponding to the U-shaped structure.

6. The electric heater assembly according to claim 5, wherein the wall of the housing located inside the U-shaped cavity (125) is an inner side wall, the portion of the inner side wall used for forming the connecting portion (122) is an inner connecting wall, a strip-shaped groove (126) is formed in the inner connecting wall, the strip-shaped groove (126) is longitudinally distributed along the oil heater sheet (11), and the oil heater sheet (11) can be clamped in the strip-shaped groove (126).

7. The electric heater assembly according to claim 5, wherein the casing includes a casing body (123) and a casing cover (124) detachably connected to the casing body (123), the casing body (123) includes a U-shaped outer wall, a U-shaped inner wall and a bottom wall, the U-shaped outer wall is disposed outside the U-shaped inner wall at intervals, the bottom wall is disposed at the bottom of the U-shaped inner wall and the U-shaped outer wall, the casing cover (124) covers the U-shaped inner wall and the U-shaped outer wall, and the casing cover (124) is provided with a humidifying hole (1241).

8. The electric heater assembly according to claim 7, wherein a ring of ribs (1242) is provided at the edge of the top surface of the housing cover (124), and the ribs (1242) enclose the humidifying holes (1241) inside.

9. The electric heater assembly according to claim 2, wherein the distance between the limiting member (112) and the oil passage (113) above the oil heater sheet (11) is not less than the height of the humidifying device (12) in the longitudinal direction.

10. The electric heater assembly according to any one of claims 2 to 9, wherein the oil heater chip (11) is plural, the plural oil heater chips (11) are sequentially distributed at intervals in the transverse direction, and the thickness of the insertion portion (121) in the transverse direction is not greater than the distance between two adjacent oil heater chips (11).

11. The electric heater assembly according to claim 10, wherein the plurality of humidifying devices (12) are provided, each humidifying device (12) is respectively inserted into the oil heater sheet (11), and one oil heater sheet (11) is arranged between adjacent humidifying devices (12).

12. The electric heater assembly according to claim 10, wherein the number of the insertion portions (121) is plural, each insertion portion (121) is disposed oppositely, and a U-shaped groove (127) for accommodating the oil heater chip (11) is formed between every two adjacent insertion portions (121) at an interval.

13. The utility model provides a humidification device, its characterized in that, including two relative inserters (121) that set up and connecting portion (122) between two inserters (121), two inserters (121) can insert respectively and establish the both sides at oil heater chip (11), on connecting portion (122) with the wall that oil heater chip (11) are relative is the inner wall, be equipped with bar groove (126) on the inner wall, bar groove (126) are followed the longitudinal distribution of oil heater chip (11), oil heater chip (11) can block in bar groove (126).

14. The humidifying device according to claim 13, comprising a housing body (123) and a housing cover (124) detachably connected with the housing body (123), wherein the housing body (123) comprises a U-shaped outer wall, a U-shaped inner wall and a bottom wall, the U-shaped outer wall is arranged outside the U-shaped inner wall at intervals, the bottom wall is arranged at the bottom of the U-shaped inner wall and the U-shaped outer wall, the housing cover (124) covers the top surfaces of the U-shaped inner wall and the U-shaped outer wall to form a U-shaped cavity (125) for containing water, two long edges of the U-shaped cavity (125) are formed in the insertion part (121), the short edge of the U-shaped cavity (125) is formed in the connecting part (122), and a humidifying hole (1241) is formed in the housing cover (124).

15. The humidifying device according to claim 14, wherein a ring of ribs (1242) is provided at the edge of the top surface of the housing cover (124), and the ribs (1242) enclose the humidifying holes (1241) inside.

16. The electric heater is characterized by comprising an oil heater heating sheet (11), wherein a convex hull is arranged on the oil heater heating sheet (11), and the convex hull is positioned below the highest oil level of the oil heater heating sheet (11), so that a humidifying device (12) limited above by the convex hull can be positioned at the highest oil level.

17. The electric heater according to claim 16, wherein the oil heater sheet (11) is plural, and the plural oil heater sheets (11) are sequentially distributed at intervals in the transverse direction.

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