CN215216720U - Electric heater for boiler of easily installing - Google Patents
Electric heater for boiler of easily installing Download PDFInfo
- Publication number
- CN215216720U CN215216720U CN202120735101.9U CN202120735101U CN215216720U CN 215216720 U CN215216720 U CN 215216720U CN 202120735101 U CN202120735101 U CN 202120735101U CN 215216720 U CN215216720 U CN 215216720U
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- Prior art keywords
- boiler
- heating pipe
- block
- sealing
- connecting plate
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- Expired - Fee Related
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Abstract
The utility model discloses an easy-to-install electric heater for a boiler, which comprises a boiler body, wherein an installation opening is formed on the boiler body, a heating pipe is arranged at the inner side of the installation opening, a connecting plate is fixed on the heating pipe, a junction box is fixed on the connecting plate, the junction box is electrically connected with the heating pipe through a wire, the lower surface of the connecting plate comprises a sealing block and a positioning block, the sealing block is positioned at the outer side of the positioning block, and sealing silicon rubber is fixed at the lower surface of the sealing block; through being provided with limit stop, sealed piece, locating piece, sealed silicon rubber, external screw thread and internal thread, be convenient for install the heating pipe fast, avoid comparatively taking trouble to the heating pipe installation, need dismantle a plurality of bolts, through being provided with the heat conduction copper sheet, be convenient for avoid heating pipe and outside liquid area of contact little, lead to the heat transfer effect poor, be convenient for increase heat conduction.
Description
Technical Field
The utility model belongs to the technical field of electric heater, concretely relates to electric heater for boiler of easily installing.
Background
An electric heater is a device that converts electrical energy into thermal energy to heat an object. Is one form of electrical energy utilization. Compared with common fuel heating, the electric heating can obtain higher temperature (such as arc heating, the temperature can reach more than 3000 ℃), is easy to realize automatic control and remote control of the temperature, and can keep a certain temperature distribution of the heated object as required. The electric heating can directly generate heat in the heated object, so that the heat efficiency is high, the temperature rising speed is high, the integral uniform heating or the local heating can be realized according to the heating process requirement, and the electric heating is generally divided into resistance heating, induction heating, medium heating and the like according to the difference of electric energy conversion modes.
Current electric heater for boiler is when the installation is used, generally can set up the ring flange on the electric heater, make electric heater and boiler fix through ring flange and a plurality of bolt, a plurality of bolts need be screwed in the installation, the operation is more troublesome, and the installation effectiveness is low, also be convenient for the later stage to carry out dismouting change maintenance to electric heater, the result of use is not good, in addition the heating pipe surface is comparatively smooth, it is little with liquid area of contact when heating, the heat conduction effect is not good, we propose an electric heater for boiler of easily installing for this reason.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an electric heater for boiler of easily installing, with solve and to provide current electric heater for boiler among the above-mentioned background art when the installation is used, the last general ring flange that can set up of electric heater, it fixes with the boiler to make electric heater through ring flange and a plurality of bolt, need screw a plurality of bolts in the installation, the operation is very troublesome, and the installation effectiveness is low, also be convenient for the later stage to carry out dismouting change maintenance to electric heater, the result of use is not good, in addition, heating pipe surface is comparatively smooth, it is little with liquid area of contact when the heating, the not good problem of heat conduction effect.
In order to achieve the above object, the utility model provides a following technical scheme: an electric heater for a boiler, which is easy to install, comprises a boiler body, wherein an installation opening is formed in the boiler body, a heating pipe is arranged on the inner side of the installation opening, a connecting plate is fixed on the heating pipe, a junction box is fixed on the connecting plate, the junction box is electrically connected with the heating pipe through a lead, the lower surface of the connecting plate comprises a sealing block and a positioning block, the sealing block is positioned on the outer side of the positioning block, sealing silicon rubber is fixed on the lower surface of the sealing block, a sealing groove is formed in the edge of the upper surface of the boiler body, the sealing block is matched with the boiler body through the sealing groove, a positioning groove is formed in the upper surface of the boiler body, a limit stop block is rotatably sleeved on the outer side of the sealing block, an internal thread is formed at the lower end of the inner surface of the limit stop block, an external thread is formed on the outer surface of the upper end of the boiler body, and the limit stop is matched and connected with the boiler body through internal threads and external threads.
Preferably, a heat conduction copper sheet is fixed on the outer surface of the heating pipe, and the heat conduction copper sheet is of an inclined structure.
Preferably, the thickness of the heat conduction copper sheet is two millimeters to five millimeters, and the heat conduction copper sheet is provided with a plurality of equidistance along the heating pipe height direction.
Preferably, the positioning blocks are cylindrical, and the positioning blocks are uniformly arranged at four positions along the circumferential direction of the connecting plate.
Preferably, a bump is fixed on the lower surface of the limit stop and is abutted against the connecting plate.
Preferably, the sealing block and the sealing silicon rubber are both annular, and a handle is fixed on the outer surface of the limit stop.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) through being provided with limit stop, sealed piece, locating piece, sealed silicon rubber, external screw thread and internal thread, be convenient for install the heating pipe fast, avoid comparatively taking trouble to the heating pipe installation, need dismantle a plurality of bolts, the device is easy and simple to handle, very big improvement the installation effectiveness.
(2) Through being provided with the heat conduction copper sheet, be convenient for avoid heating pipe and outside liquid area of contact little, lead to heat transfer effect poor, be convenient for increase heat conduction, simple structure has increased the practicality of device.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is an enlarged schematic structural view of fig. 1 a according to the present invention;
FIG. 3 is a schematic structural view of the sealing block of the present invention;
in the figure: 1. a boiler body; 2. a limit stop block; 3. a junction box; 4. a connecting plate; 5. heating a tube; 6. a thermally conductive copper sheet; 7. positioning blocks; 8. a bump; 9. a handle; 10. a sealing block; 11. and sealing the silicon rubber.
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.
Referring to fig. 1-3, the present invention provides a technical solution: an electric heater for a boiler easy to install comprises a boiler body 1, a mounting opening is formed in the boiler body 1, a heating pipe 5 is arranged on the inner side of the mounting opening, a connecting plate 4 is fixed on the heating pipe 5, a junction box 3 is fixed on the connecting plate 4, the junction box 3 is electrically connected with the heating pipe 5 through a wire, the lower surface of the connecting plate 4 comprises a sealing block 10 and a positioning block 7, the sealing block 10 is positioned on the outer side of the positioning block 7, sealing silicon rubber 11 is fixed on the lower surface of the sealing block 10, the contact part of the connecting plate 4 and the boiler body 1 is convenient to seal, a sealing groove is formed in the edge of the upper surface of the boiler body 1, the sealing block 10 is matched with the boiler body 1 through the sealing groove and is convenient to seal, a positioning groove is formed in the upper surface of the boiler body 1 and corresponds to the positioning block 7, the rotation between the connecting plate 4 and the boiler body 1 is convenient to limit, a limit stop block 2 is rotatably sleeved on the outer side of the sealing block 10, the lower end of the inner surface of the limit stop 2 is provided with an internal thread, the outer surface of the upper end of the boiler body 1 is provided with an external thread, the limit stop 2 is connected with the boiler body 1 in a matched mode through the internal thread and the external thread, the connecting plate 4 is convenient to fix, and the installation efficiency is improved.
In this embodiment, preferably, the heat conducting copper sheet 6 is fixed on the outer surface of the heating pipe 5, and the heat conducting copper sheet 6 is of an inclined structure, so that a better heat conducting area is facilitated, and the heat conducting effect is improved.
In this embodiment, preferably, the thickness of the heat-conducting copper sheets 6 is two millimeters to five millimeters, and the heat-conducting copper sheets 6 are equidistantly arranged along the height direction of the heating pipe 5, so as to facilitate a better heat-conducting effect.
In this embodiment, preferably, the positioning blocks 7 are cylindrical, and the positioning blocks 7 are uniformly arranged at four positions along the circumferential direction of the connecting plate 4, so as to better limit the rotation between the connecting plate 4 and the boiler body 1.
In this embodiment, preferably, the lower surface of the limit stop 2 is fixed with a bump 8, and the bump 8 is abutted against the connecting plate 4, so that the friction area between the limit stop 2 and the connecting plate 4 is conveniently reduced, and the friction force between the limit stop 2 and the connecting plate 4 during installation is reduced.
In this embodiment, preferably, the sealing block 10 and the sealing silicone rubber 11 are both annular, and the handle 9 is fixed on the outer surface of the limit stop 2, so that the limit stop 2 can be rotated better.
The utility model discloses a theory of operation and use flow: when in use, the heating pipe 5 is inserted into the inner side of the mounting opening, at the moment, the connecting plate 4 is matched with the boiler body 1 through the positioning block 7 and the positioning groove to limit the rotation between the connecting plate 4 and the boiler body 1, the limit stop 2 is rotated to be matched with the boiler body 1 through the internal thread and the external thread, the limit stop 2 moves downwards to be abutted against the connecting plate 4 through the lug 8 to be in close contact with the upper surface of the boiler body 1, the contact friction area between the limit stop 2 and the connecting plate 4 can be reduced through the lug 8, the limit stop 2 can be conveniently and better rotated, at the moment, the sealing silicon rubber 11 is tightly abutted against the sealing groove, the mounting can be completed, the operation is convenient and easy to seal, the reverse operation can be realized, the heating pipe 5 can be disassembled, the later maintenance efficiency is greatly improved, the contact area between the heating pipe 5 and the outer side belt heating liquid can be increased through the heat conduction copper sheet 6, the heat conduction effect is improved.
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 (6)
1. The utility model provides an electric heater for boiler of easily installing, includes boiler body (1), the installing port has been seted up on boiler body (1), its characterized in that: the boiler is characterized in that a heating pipe (5) is arranged on the inner side of the mounting opening, a connecting plate (4) is fixed on the heating pipe (5), a junction box (3) is fixed on the connecting plate (4), the junction box (3) is electrically connected with the heating pipe (5) through a wire, the lower surface of the connecting plate (4) comprises a sealing block (10) and a positioning block (7), the sealing block (10) is positioned on the outer side of the positioning block (7), sealing silicon rubber (11) is fixed on the lower surface of the sealing block (10), a sealing groove is formed in the edge of the upper surface of the boiler body (1), the sealing block (10) is matched with the boiler body (1) through the sealing groove, a positioning groove is formed in the upper surface of the boiler body (1) corresponding to the positioning block (7), a limit stop block (2) is rotatably sleeved on the outer side of the sealing block (10), and an internal thread is arranged at the lower end of the inner surface of the limit stop block (2), the boiler body (1) upper end surface is provided with the external screw thread, limit stop (2) and boiler body (1) carry out the cooperation through internal thread and external screw thread and are connected.
2. An easy-to-install electric heater for a boiler as set forth in claim 1, wherein: the outer surface of the heating pipe (5) is fixed with a heat conduction copper sheet (6), and the heat conduction copper sheet (6) is of an inclined structure.
3. An easy-to-install electric heater for a boiler as set forth in claim 2, wherein: the thickness of the heat conduction copper sheets (6) is two millimeters to five millimeters, and the heat conduction copper sheets (6) are arranged in the height direction of the heating pipe (5) at equal intervals.
4. An easy-to-install electric heater for a boiler as set forth in claim 1, wherein: the positioning blocks (7) are cylindrical, and the positioning blocks (7) are uniformly arranged at four positions along the circumferential direction of the connecting plate (4).
5. An easy-to-install electric heater for a boiler as set forth in claim 1, wherein: the lower surface of the limit stop block (2) is fixed with a convex block (8), and the convex block (8) is abutted to the connecting plate (4).
6. An easy-to-install electric heater for a boiler as set forth in claim 1, wherein: the sealing block (10) and the sealing silicon rubber (11) are both annular, and a handle (9) is fixed on the outer surface of the limit stop block (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120735101.9U CN215216720U (en) | 2021-04-12 | 2021-04-12 | Electric heater for boiler of easily installing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120735101.9U CN215216720U (en) | 2021-04-12 | 2021-04-12 | Electric heater for boiler of easily installing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215216720U true CN215216720U (en) | 2021-12-17 |
Family
ID=79446105
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120735101.9U Expired - Fee Related CN215216720U (en) | 2021-04-12 | 2021-04-12 | Electric heater for boiler of easily installing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215216720U (en) |
-
2021
- 2021-04-12 CN CN202120735101.9U patent/CN215216720U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211217 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |