CN215809264U

CN215809264U - Heating device

Info

Publication number: CN215809264U
Application number: CN202121317811.6U
Authority: CN
Inventors: 潘跃进; 苏家弘; 张平
Original assignee: Ningbo Jiayin Electrical And Mechanical Technology Co ltd
Current assignee: Ningbo Jiayin Electrical And Mechanical Technology Co ltd
Priority date: 2021-06-11
Filing date: 2021-06-11
Publication date: 2022-02-11
Anticipated expiration: 2031-06-11

Abstract

The heater claimed by the utility model comprises a pipe shell, a heating pipe, a water inlet joint and a water outlet joint, wherein part of the heating pipe is arranged in the pipe shell, and the water inlet joint and the water outlet joint are arranged at two ends of the pipe shell; the water inlet joint and/or the water outlet joint extend into the pipe shell, and are compressed and limited by the limiting pressing plate. The utility model realizes the assembly connection between the water inlet joint and/or the water outlet joint and the pipe shell, has the function of facilitating the assembly connection between the water inlet joint and/or the water outlet joint and the pipe shell, and further has the function of facilitating the integral assembly of the heater; meanwhile, the water inlet joint and/or the water outlet joint are/is pressed and limited by the limiting pressing plate, so that the pollution to a medium to be heated when the heater is used is avoided.

Description

Heating device

Technical Field

The utility model belongs to the technical field related to heating technology, and particularly relates to a heater.

Background

At present, a water inlet joint and a water outlet joint on the existing heater are generally connected and fixed with a pipe shell in a welding mode, so that the water inlet joint and the water outlet joint are connected and communicated with the pipe shell.

It can be understood that the water inlet connector and the water outlet connector are assembled on the pipe shell in a welding mode, so that the integral assembly of the heater is not convenient, and when the heater works, the water for heating the heater is easy to contact with a welding wire for fixing the water inlet connector and the water outlet connector with the pipe shell, so that a medium heated when the heater works is polluted.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is necessary to provide a heater to solve the technical problems in the prior art.

The heater comprises a pipe shell, a heating pipe, a water inlet joint and a water outlet joint, wherein the heating pipe is partially arranged in the pipe shell, and the water inlet joint and the water outlet joint are arranged at two ends of the pipe shell and are respectively connected and communicated with the pipe shell, so that a medium guided into the pipe shell from the water inlet joint can pass through the position of the heating pipe and is discharged outwards from the water outlet joint; the water inlet joint and/or the water outlet joint extend into the pipe shell, and are compressed and limited by the limiting pressing plate.

In the utility model, through the reasonable structural arrangement, the assembly connection between the water inlet joint and/or the water outlet joint and the pipe shell is realized, the effect of facilitating the assembly connection between the water inlet joint and/or the water outlet joint and the pipe shell is achieved, and the integral assembly of the heater is facilitated; meanwhile, the water inlet joint and/or the water outlet joint are/is pressed and limited by the limiting pressing plate, so that the pollution to a medium to be heated when the heater is used is avoided.

As a preferable scheme of the utility model, the limiting pressing plate comprises a water inlet joint pressing plate and a water outlet joint pressing plate, wherein the water inlet joint pressing plate is assembled on one side end part of the pipe shell in a riveting manner so as to limit the water inlet joint on the pipe shell; and the water outlet joint pressing plate is assembled on the other side end part of the pipe shell in a riveting manner so as to limit the water outlet joint on the pipe shell.

In the utility model, the water inlet connector and the water outlet connector are respectively pressed and limited on the pipe shell by the water inlet connector pressing plate and the water outlet connector pressing plate, so that the assembly between the water inlet connector and the pipe shell and the assembly between the water outlet connector and the pipe shell are realized, and the water inlet connector pressing plate and the water outlet connector pressing plate are assembled on the pipe shell in a riveting manner, so that the heater has the effect of further facilitating the assembly of the integral structure of the heater.

As a preferable scheme of the present invention, at least one first sealing rib is provided on a portion of the water inlet joint located inside the pipe shell, the first sealing rib is provided with an annular structure, and the first sealing rib is in interference fit with an inner wall of the pipe shell to assemble and seal the water inlet joint and the pipe shell.

In the utility model, through the structural arrangement, the water inlet joint and the pipe shell are assembled and sealed by the first sealing rib, so that the assembly and the sealing between the water inlet joint and the pipe shell are realized.

As a preferable scheme of the utility model, the water inlet connector is provided with a water inlet pipe, the pipe shell is provided with a U-shaped groove, and the water inlet pipe of the water inlet connector is clamped on the U-shaped groove of the pipe shell and extends outwards relative to the pipe shell.

In the utility model, the water inlet pipe on the water inlet connector is clamped on the U-shaped groove of the pipe shell, so that the water inlet pipe of the water inlet connector and the heating pipe are arranged in a staggered manner, and an external pipeline is conveniently connected and communicated with the water inlet pipe of the water inlet connector.

As a preferable scheme of the present invention, the water inlet joint is provided with a sealing cover plate at a position where the water inlet pipe is located, and the sealing cover plate can be attached to the pipe shell and seal the U-shaped groove.

In the utility model, the upper sealing cover plate of the water inlet pipe is attached to and covered on the U-shaped groove of the pipe shell so as to further ensure the tightness of the assembly between the water inlet joint and the pipe shell.

As a preferable scheme of the present invention, the water inlet joint is a silicone member, and the heating pipe penetrates through the water inlet joint and extends outward, wherein the water inlet joint and the heating pipe are assembled and sealed in a tight fit manner.

According to the utility model, through the structural arrangement, the assembly and the sealing between the water inlet joint and the pipe shell are facilitated, and meanwhile, the assembly sealing performance between the heating pipe and the water inlet joint is ensured.

As a preferable scheme of the present invention, the water outlet connector includes a connector main body and a water outlet pipe inserted in the connector main body, the connector main body is disposed in the pipe case, wherein the connector main body is provided with at least one second sealing rib, the second sealing rib is provided with an annular structure, and the second sealing rib is in interference fit with an inner wall of the pipe case to seal the connector main body and the pipe case.

In the utility model, through the structural arrangement, the water outlet connector is specifically assembled and connected with the pipe shell through the connector main body, and the assembly and the sealing between the water outlet connector and the pipe shell are realized through the second sealing rib on the connector main body, so that the assembly and the sealing between the water outlet connector and the pipe shell are realized.

As a preferable scheme of the present invention, the heater further includes an NTC temperature sensor, and the NTC temperature sensor is disposed at a position where the water outlet pipe is located, and is configured to detect a temperature of the medium discharged outward from the water outlet pipe.

In the utility model, the NTC temperature sensor is used for detecting the medium temperature when the medium is discharged from the water outlet pipe on the water outlet joint in the heater, thereby achieving the purpose of accurately controlling the medium heating temperature when the heater works.

As a preferable scheme of the present invention, the heater further includes two temperature control fuses, and the two temperature control fuses are fixed to both sides of the planar end surface on the tube case.

In the utility model, two temperature control fuses are used for monitoring the temperature of the tube shell, thereby realizing double insurance of the heater; meanwhile, the temperature control fuse is fixed on the planar end face of the tube shell, so that the temperature control fuse is assembled on the tube shell and the temperature of the tube shell is monitored.

As a preferable scheme of the present invention, the heater further includes two fixing pieces, and the two fixing pieces are fixed to both sides of the arc-surface-shaped end surface of the tube case.

In the utility model, the assembly of the tube shell on other parts is realized by two fixed mounting pieces, so that the heater can be conveniently applied to the assembly of a system pipeline; meanwhile, the fixed mounting pieces are fixed on the arc-surface-shaped end face of the pipe shell, so that the limited space of the pipe shell is fully utilized.

Drawings

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

Fig. 2 is an exploded view of a heater according to an embodiment of the present invention.

Fig. 3 is a schematic structural view of the water inlet joint of the present invention.

10, a pipe shell; 11. a U-shaped groove; 20. heating a tube; 30. a water inlet joint; 301. a through hole; 302. a concave cavity; 31. a first sealing rib; 32. a water inlet pipe; 33. sealing the cover plate; 40. a water outlet joint; 41. a connector body; 411. a second sealing rib; 42. a water outlet pipe; 101. a water inlet joint pressing plate; 102. a water outlet joint pressing plate; 201. an NTC temperature sensor; 202. a temperature-controlled fuse; 203. and fixing the mounting sheet.

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.

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 utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

Referring to fig. 1 to 3, a heater according to an embodiment of the present invention includes a shell 10, a heating pipe 20 partially disposed in the shell 10, and a water inlet connector 30 and a water outlet connector 40 disposed at two ends of the shell 10.

The water inlet connector 30 and the water outlet connector 40 of the present embodiment are respectively connected and communicated with the pipe shell 10, so that the medium introduced into the pipe shell 10 from the water inlet connector 30 can pass through the position of the heating pipe 20 and be discharged from the water outlet connector 40, thereby realizing the heating operation of the medium when the heating pipe works. The medium to be heated when the heater of the present embodiment is operated is water.

In the present embodiment, the water inlet connector 30 and/or the water outlet connector 40 of the heater of the present embodiment partially extend into the tube case 10, and are pressed and limited by the limit pressing plate. The water inlet connector 30 and/or the water outlet connector 40 are/is assembled and connected with the pipe shell 10, so that the water inlet connector 30 and/or the water outlet connector 40 can be conveniently assembled and connected with the pipe shell 10, and the integral assembly of the heater is facilitated; meanwhile, the water inlet connector 30 and/or the water outlet connector 40 are/is pressed and limited by the limiting pressing plate, so that the pollution to a medium to be heated when the heater is used is avoided.

Specifically, the limiting pressing plate of the present embodiment includes a water inlet joint pressing plate 101 and a water outlet joint pressing plate 102, the water inlet joint pressing plate 101 is assembled on one side end of the pipe shell 10 in a riveting manner to limit the water inlet joint 30 on the pipe shell 10; and, the outlet joint pressing plate 102 is assembled on the other side end of the pipe case 10 in a riveting manner to limit the outlet joint 40 on the pipe case 10.

It can be understood that the water inlet connector 30 and the water outlet connector 40 of the present embodiment are respectively pressed and limited on the pipe shell 10 by the water inlet connector pressing plate 101 and the water outlet connector pressing plate 102, and the assembly between the water inlet connector 30 and the water outlet connector 40 and the pipe shell 10 is specifically realized, and the water inlet connector pressing plate 101 and the water outlet connector pressing plate 102 are assembled on the pipe shell 10 in a riveting manner, so that the heater has an effect of further facilitating the assembly of the overall structure of the heater.

In the present embodiment, the water inlet joint 30 of the present embodiment is provided with at least one first sealing rib 31 at a portion located inside the pipe case 10, the first sealing rib 31 is provided in an annular structure, and the first sealing rib 31 is fitted with the inner wall of the pipe case 10 in an interference manner to seal the water inlet joint 30 and the pipe case 10.

Moreover, the water inlet connector 30 of the present embodiment has a water inlet pipe 32, a U-shaped groove 11 is formed on the pipe case 10, and the water inlet pipe 32 of the water inlet connector 30 is clamped on the U-shaped groove 11 of the pipe case 10 and extends outward relative to the pipe case 10. That is, the heater of the present embodiment is configured such that the portion of the heating tube 20 extending out of the tube housing 10 is disposed at the position of the water inlet connector 30, so that the water inlet pipe 32 of the water inlet connector 30 is disposed to be offset from the heating tube 20, and an external pipeline is connected and communicated with the water inlet pipe 32 of the water inlet connector 30. In the present embodiment, the water inlet pipe 32 of the water inlet joint 30 is disposed perpendicular to the heating pipe 20.

Further, the water inlet connector 30 of the present embodiment is provided with a sealing cover plate 33 at the position of the water inlet pipe 32, and the sealing cover plate 33 can be attached to the pipe case 10 and cover and seal the U-shaped groove 11, so as to realize the assembly and sealing between the water inlet pipe 32 on the water inlet connector 30 and the U-shaped groove 11 on the pipe case 10, and further ensure the assembly and sealing between the water inlet connector 30 and the pipe case 10.

The water inlet joint 30 of the present embodiment is a silicone member, the heating pipe 20 penetrates through the water inlet joint 30 and extends outward, wherein the water inlet joint 30 and the heating pipe 20 are assembled and sealed in a tight-fitting manner, so as to facilitate the assembly and sealing between the water inlet joint 30 and the pipe shell 10, and ensure the tightness of the assembly between the heating pipe 20 and the water inlet joint 30. The heating pipe 20 of the present embodiment is a U-shaped heating pipe to improve the heating efficiency of the medium when the heater operates; meanwhile, in order to facilitate the connection and communication between the water inlet pipe 32 on the water inlet connector 30 and other external pipelines, a plastic hard pipe may be embedded in the portion of the water inlet pipe 32 extending out of the pipe shell 10.

In addition, the water inlet joint 30 of the present embodiment has a concave cavity 302 formed at a position between the two through holes 301 through which the heating pipe 20 passes, so that the water inlet joint 30 can deform when the water inlet joint 30 is embedded in the pipe case 10, thereby facilitating the assembly of the water inlet joint 30 into the pipe case 10.

In this embodiment, the water outlet connector 40 of this embodiment includes a connector main body 41 and a water outlet pipe 42 inserted into the connector main body 41, the connector main body 41 is disposed in the tube housing 10, wherein at least one second sealing rib 411 is disposed on the connector main body 41, the second sealing rib 411 is of an annular structure, and the second sealing rib 411 is fitted with the inner wall of the tube housing 10 in an interference manner, so as to assemble and seal the connector main body 41 and the tube housing 10. The water outlet joint 40 is specifically assembled and connected with the pipe shell 10 by the joint main body 41, and the second sealing rib 411 on the joint main body 41 is used for realizing the assembly and sealing between the water outlet joint 40 and the pipe shell 10, so that the assembly and sealing between the water outlet joint 40 and the pipe shell 10 are realized. The upper connector body 41 of the outlet connector 40 of the present embodiment is made of a silicone material so that the connector body 41 of the outlet connector 40 is fitted into the pipe case 10 and is sealed with the outlet pipe 42.

As a preferable scheme of the present invention, the heater of the present embodiment further includes an NTC temperature sensor 201, and the NTC temperature sensor 201 is disposed on the water outlet pipe 42, connected and communicated with the water outlet pipe 42, and is used for detecting the temperature of the medium discharged to the outside from the water joint 40.

It can be understood that the medium passing through the position of the heating pipe 20 in the pipe shell 10 and heated will be discharged from the water outlet pipe 42 on the water outlet joint 40, and in this embodiment, the NTC temperature sensor 201 is disposed on the water outlet joint 40 to detect the temperature of the medium discharged from the water outlet pipe 42 on the water outlet joint 40, so as to achieve the purpose of accurately controlling the heating temperature of the medium when the heater is in operation.

Moreover, the heater of the embodiment further includes two temperature control fuses 202, and the two temperature control fuses are fixed on two sides of the planar installation end surface of the tube shell 10, so as to realize double insurance for the heater; at the same time, the temperature-controlled fuse 202 is fixed to the planar end face of the package 10, so that the temperature-controlled fuse 202 is mounted on the package 10 and the temperature of the package 10 is monitored.

The heater of the embodiment further comprises two fixed mounting pieces 203, the two fixed mounting pieces 203 are fixed on two sides of the arc-surface-shaped end surface of the pipe shell 10, so that the heater can be conveniently applied to the assembly of a system pipeline; meanwhile, the fixing and mounting pieces 203 are fixed on the arc-surface-shaped end face of the tube shell 10, so that the limited space of the tube shell 10 is fully utilized. Specifically, the fixing piece 203 of the present embodiment is fixed to the case 10 by spot welding.

In addition, the heater claimed by the utility model is applied to the water dispenser and used for heating water in the water dispenser, so that the function of discharging hot water when the water dispenser works is realized. Of course, it should be noted that the heater of the present invention is not limited to be applied to a water dispenser, and those skilled in the art can apply the heater to other electric appliances requiring water heating according to the use requirement, and the description is not provided herein.

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 express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A heater comprises a pipe shell (10), a heating pipe (20) partially arranged in the pipe shell (10), and a water inlet joint (30) and a water outlet joint (40) which are arranged at two ends of the pipe shell (10), wherein the water inlet joint (30) and the water outlet joint (40) are respectively connected and communicated with the pipe shell (10), so that a medium guided into the pipe shell (10) from the water inlet joint (30) can pass through the position of the heating pipe (20) and be discharged outwards from the water outlet joint (40);

the water inlet pipe is characterized in that the water inlet joint (30) and/or the water outlet joint (40) partially extends into the pipe shell (10) and is pressed and limited by a limiting pressing plate.

2. The heater according to claim 1, wherein the limiting pressing plate comprises a water inlet joint pressing plate (101) and a water outlet joint pressing plate (102), the water inlet joint pressing plate (101) is assembled on one side end of the pipe shell (10) in a riveting manner to limit the water inlet joint (30) on the pipe shell (10); and the water outlet joint pressing plate (102) is assembled on the other end part of the pipe shell (10) in a riveting manner so as to limit the water outlet joint (40) on the pipe shell (10).

3. A heater according to claim 1, characterised in that the water inlet connection (30) is provided with at least one first sealing rib (31) on the part located inside the cartridge (10), the first sealing rib (31) being provided as an annular structure, and the first sealing rib (31) cooperating with the inner wall of the cartridge (10) in an interference manner to fit the water inlet connection (30) with the cartridge (10) in a sealing manner.

4. The heater of claim 1, wherein the water inlet connector (30) has a water inlet pipe (32), the pipe case (10) is provided with a U-shaped groove (11), and the water inlet pipe (32) of the water inlet connector (30) is clamped on the U-shaped groove (11) of the pipe case (10) and extends outwards relative to the pipe case (10).

5. A heater as claimed in claim 4, characterised in that the water inlet connection (30) is provided with a sealing cover (33) at the location of the water inlet tube (32), the sealing cover (33) being adapted to engage the cartridge (10) and to seal the U-shaped channel (11).

6. The heater according to claim 1, wherein the water inlet connector (30) is provided as a silicone member, and the heating tube (20) extends through the water inlet connector (30) and outwardly, wherein the water inlet connector (30) and the heating tube (20) are sealed by fitting with a tight fit.

7. The heater of claim 1, wherein the water outlet connector (40) comprises a connector main body (41) and a water outlet pipe (42) inserted into the connector main body (41), the connector main body (41) is arranged in the pipe shell (10), wherein at least one second sealing rib (411) is arranged on the connector main body (41), the second sealing rib (411) is of an annular structure, and the second sealing rib (411) is matched with the inner wall of the pipe shell (10) in an interference manner to seal the connector main body (41) and the pipe shell (10) in an assembling manner.

8. The heater of claim 7, further comprising an NTC temperature sensor (201), wherein the NTC temperature sensor (201) is disposed on the outlet pipe (42) and is connected to and in communication with the outlet pipe (42) for detecting the temperature of the medium discharged from the outlet pipe (42).

9. The heater of claim 1, further comprising two temperature-controlled fuses (202), wherein two temperature-controlled fuses (202) are fixed on both sides of the planar end surface of the case (10).

10. The heater of claim 1, further comprising two fixing pieces (203), wherein the two fixing pieces (203) are fixed on two sides of the arc-shaped end surface of the pipe shell (10).