CN210532675U

CN210532675U - Built-in descaling device of resistance heating tube

Info

Publication number: CN210532675U
Application number: CN201921077065.0U
Authority: CN
Inventors: 付军伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-11
Filing date: 2019-07-11
Publication date: 2020-05-15
Anticipated expiration: 2029-07-11

Abstract

The utility model discloses a built-in descaling device of resistance heating tube, including the resistance heating tube, the inside of resistance heating tube is provided with the heating cavity, the inside embedding of heating cavity has the descaling device, fixed axle sleeve is installed to descaling device's wherein one end, the descaling device specifically is made by a spirochaeta, the wherein one end of spirochaeta is provided with the pivot, fixed axle sleeve is installed in the pivot. After cold water got into from the left end of resistance heating tube, cold water can flow along spiral rod and rotary rod to drive spiral rod and rotary rod rotate fast, the spiral rod can rub each other with the inner wall of heating cavity at the rotation in-process, and the rotary rod can get rid of cold water and fall the inner wall of heating cavity under the effect of centrifugal force at the rotation in-process, just so can be better the incrustation scale on the resistance heating tube inner wall of detaching.

Description

Built-in descaling device of resistance heating tube

Technical Field

The utility model belongs to the technical field of the firing equipment technique and specifically relates to a built-in descaling device of resistance heating tube is related to.

Background

The household water heaters in the traditional market generally comprise three types, namely a water storage type water heater, an instant heating type water heater and an instant heating type water heater, the three types of water heaters are heated by inserting an electric heating tube into water, however, calcium carbonate and the like in the water are attached to the surface of the electric heating tube due to the fact that the temperature of the electric heating tube is high when the electric heating tube is used for heating, and then scale is formed. The existence of a large amount of scale can influence the heat transfer of the electric heating tube, and can cause the electric heating tube to burst to cause electric leakage in serious cases, thereby influencing the life safety of consumers.

In this regard, some water heater manufacturers have attempted to find some means of disposing of scale in water heaters. For example, in a chinese patent publication No. CN103322670 (publication date is 2013, 9, and 25), which discloses an instant heating water heater heating element capable of automatically flushing and discharging sewage and uniformly distributing heat, when the sewage is discharged, the water outlet needs to be closed first, and water entering from the water inlet is discharged through the water inlet channel, the water outlet channel of the inner cavity of the circular metal tube heating element, and the sewage outlet.

SUMMERY OF THE UTILITY MODEL

The to-be-solved problem of the utility model is to provide a built-in descaling device of resistance heating tube of simple structure, reasonable in design, rate of heating is fast, prevent that the heat scatters and disappears and descaling effect is better.

In order to solve the technical problem, the utility model discloses a technical scheme is: the built-in descaling device of the resistance heating tube comprises the resistance heating tube, a heating cavity is arranged inside the resistance heating tube, the descaling device is embedded into the heating cavity, a fixed shaft sleeve is installed at one end of the descaling device, the descaling device is specifically made of a spiral body, a rotating shaft is arranged at one end of the spiral body, and the fixed shaft sleeve is installed on the rotating shaft.

Preferably, the scale removing device is arranged in the resistance heating tube, wherein the spiral body is a spiral rod, the diameter of the spiral rod is 5-50mm, and the outer wall of the spiral rod is provided with spiral protrusions.

Preferably, the above built-in descaling device for the resistance heating tube, wherein the spiral body is a rotating rod, the diameter of the rotating rod is 2-10mm, and the outer wall of the rotating rod is provided with spiral fins.

Preferably, the above-mentioned descaling device is arranged in the resistance heating tube, wherein the spiral body is made of a rotating shaft and a plurality of sectional blades arranged on the rotating shaft, and gaps are arranged between adjacent sectional blades.

Preferably, the descaling device is arranged in the resistance heating tube, wherein a left clamping groove and a right clamping groove are respectively arranged on the outer walls of the left end and the right end of the resistance heating tube.

Preferably, the above-mentioned descaling device is arranged in the resistance heating tube, wherein the resistance heating tube is a quartz tube.

The utility model has the advantages and beneficial effects that: through the inside at resistance heating tube setting heating cavity, the inside embedding of heating cavity has the scale removal device, fixed axle sleeve is installed to the wherein one end of scale removal device, when cold water enters into heating cavity, cold water can flow along hob and rotary rod, thereby drive hob and rotary rod rotate fast, the hob can rub each other with the inner wall of heating cavity at the rotation in-process, and the rotary rod can be got rid of cold water under the effect of centrifugal force at the rotation in-process and fall to the inner wall of heating cavity, the incrustation scale on the resistance heating tube inner wall that removes that just so can be better.

Drawings

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

FIG. 2 is a schematic structural view of the resistance heating tube of the present invention when disassembled;

fig. 3 is an exploded view of the present invention;

fig. 4 is a schematic structural view of the fixing shaft sleeve of the present invention;

FIG. 5 is a schematic structural view of a middle resistance heating tube according to the present invention;

fig. 6 is a schematic structural view of a rotary rod of the present invention;

fig. 7 is a schematic structural view of the rotating shaft and the sectional blade according to the present invention.

In the figure: 1. a resistance heating tube; 2. a helical rod; 3. a spiral protrusion; 4. a rotating shaft; 5. a rotating shaft; 6. fixing the shaft sleeve; 7. a left card slot; 8. a right card slot; 9. a segmented blade; 10. a gap; 11. reinforcing ribs; 12. heating the cavity; 13. rotating the rod; 14. a spiral fin.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the following description, together with the accompanying drawings and the embodiments of the present invention, will be made to clearly describe the technical solutions in the embodiments of the present invention, and obviously, 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 efforts belong to the protection scope of the present invention.

Example [ (one) ]

As shown in fig. 1, 2, 3, 4 and 5, a built-in descaling device for a resistance heating tube comprises a resistance heating tube 1, a heating cavity 12 is arranged inside the resistance heating tube 1, wherein the resistance heating tube 1 is a quartz tube, a resistance heating material is attached to the outer wall of the quartz tube, the resistance heating tube 1 can be heated in the heating cavity 12 by electrifying, the descaling device is embedded inside the heating cavity 12, the descaling device is specifically made of a spiral rod 2, the diameter of the spiral rod 2 is 5-50mm, and spiral protrusions 3 are arranged on the outer wall of the spiral rod 2. One end of the scale removal device is provided with a fixed shaft sleeve 6, and a reinforcing rib 11 is arranged inside the fixed shaft sleeve 6. One end of the spiral rod 2 is provided with a rotating shaft 4, and a fixed shaft sleeve 6 is arranged on the rotating shaft 4. The outer walls of the left end and the right end of the resistance heating tube 1 are respectively provided with a left clamping groove 7 and a right clamping groove 8.

When cold water enters the heating cavity 12, the cold water flows along the spiral rod 2, so that the spiral rod 2 is driven to rotate rapidly, the spiral rod 2 and the inner wall of the heating cavity 12 rub against each other in the rotating process, scale adhered to the inner wall of the heating cavity 12 is ground under the action of friction force and then washed away under the action of water flow, and the scale on the inner wall of the resistance heating tube 1 can be removed well.

Example [ (two ]

As shown in FIGS. 1, 2 and 6, this embodiment is substantially the same as the embodiments, except that the scale removing device is specifically formed by a rotating rod 13, the rotating rod 13 has a diameter of 2-10mm, and the outer wall of the rotating rod 13 is provided with spiral fins 14. Cold water can flow along the rotary rod 13 to drive the rotary rod 13 to rotate at a high speed, the rotary rod 13 can throw the cold water down to the inner wall of the heating cavity 12 under the action of centrifugal force in the rotating process, and the water flow can repeatedly wash the inner wall of the heating cavity 12, so that the scale on the inner wall of the resistance heating tube 1 can be better removed.

Example [ (three) ]

As shown in FIGS. 1, 2 and 7, this embodiment is substantially the same as the embodiments, except that the scale removing device is specifically formed by a single rotating shaft 5 and a plurality of segmented blades 9 provided on the rotating shaft 5, and gaps 10 are provided between the adjacent segmented blades 9. The cold water can flow along rotation axis 5 and sectional type blade 9 to drive sectional type blade 9 and rotate at a high speed, and sectional type blade 9 can be at the rotation in-process and get rid of the inner wall that heats cavity 12 with cold water down under the effect of centrifugal force, and rivers will wash the inner wall that heats cavity 12 repeatedly, just so can be better remove the incrustation scale on resistance heating tube 1 inner wall.

In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, only for convenience of description and simplification of description, but not for indicating or implying that the referred device or element must have a specific orientation and a specific orientation configuration and operation, and thus, should not be construed as limiting the present invention. Furthermore, "first" and "second" 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.

It should be noted that the utility model discloses the standard parts that use all can purchase from the market, and dysmorphism piece can all be customized according to the record of description and attached drawing, and the concrete connected mode of each part all adopts conventional means such as mature bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt conventional model among the prior art, and the inventor does not detailed herein again.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and the like 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 directly connected or indirectly connected through an intermediate member, or they may be connected through two or more elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention, and should not be considered as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims

1. The utility model provides a built-in scale removal device of resistance heating tube which characterized in that: including resistance heating tube (1), the inside of resistance heating tube (1) is provided with heating cavity (12), the inside embedding of heating cavity (12) has the scale removal device, fixed axle sleeve (6) are installed to one of them end of scale removal device, the scale removal device specifically is made by a spirochaeta, one of them end of spirochaeta is provided with pivot (4), install fixed axle sleeve (6) in pivot (4).

2. The built-in descaling device for resistance heating tube according to claim 1, wherein: the spiral body is a spiral rod (2), the diameter of the spiral rod (2) is 5-50mm, and spiral protrusions (3) are arranged on the outer wall of the spiral rod (2).

3. The built-in descaling device for resistance heating tube according to claim 1, wherein: the spiral body is a rotating rod (13), the diameter of the rotating rod (13) is 2-10mm, and spiral fins (14) are arranged on the outer wall of the rotating rod (13).

4. The built-in descaling device for resistance heating tube according to claim 1, wherein: the spiral body is made of a rotating shaft (5) and a plurality of sectional type blades (9) arranged on the rotating shaft (5), and gaps (10) are arranged between every two adjacent sectional type blades (9).

5. The built-in descaling device for resistance heating tube according to claim 1, wherein: the outer walls of the left end and the right end of the resistance heating tube (1) are respectively provided with a left clamping groove (7) and a right clamping groove (8).

6. The built-in descaling device for resistance heating tube according to claim 1, wherein: the resistance heating tube (1) is a quartz tube.