CN216414606U - Magnesium oxide rod of single-end electrothermal tube - Google Patents
Magnesium oxide rod of single-end electrothermal tube Download PDFInfo
- Publication number
- CN216414606U CN216414606U CN202121701750.3U CN202121701750U CN216414606U CN 216414606 U CN216414606 U CN 216414606U CN 202121701750 U CN202121701750 U CN 202121701750U CN 216414606 U CN216414606 U CN 216414606U
- Authority
- CN
- China
- Prior art keywords
- electrothermal tube
- magnesium oxide
- rod
- shell
- sealing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Resistance Heating (AREA)
Abstract
The utility model discloses a magnesium oxide rod of a single-head electrothermal tube, which comprises an electrothermal tube shell, wherein grooves are formed in two sides of the electrothermal tube shell, sealing blocks are arranged in the grooves, sealing bases are arranged at the bottoms of the sealing blocks, clamping grooves are formed in two sides of each sealing base, pull rings are arranged at the bottoms of the sealing bases, mounting grooves are formed in two sides of each groove, an electromagnetic push rod is arranged in each mounting groove, a pushing block is sleeved at the output end of the electromagnetic push rod and can be mutually clamped with the clamping grooves, a rear cover groove is formed in the top of the electrothermal tube shell, and a rear cover is arranged in the rear cover groove. The single-head electrothermal tube has the advantages of simple and reasonable structure, novel design, simple and convenient operation, capability of effectively enabling the magnesium oxide rod of the single-head electrothermal tube to realize the effect of convenient replacement of magnesium oxide powder in the tube after aging, and higher practical value.
Description
Technical Field
The utility model relates to the technical field of single-head electric heating tubes, in particular to a magnesium oxide rod of a single-head electric heating tube.
Background
The structure of the single-head electric heating pipe is that an electric heating wire is placed in a metal pipe, a high-temperature magnesium oxide rod with good heat conductivity and insulativity is tightly filled in a gap part, and two ends of the electric heating wire are connected with a power supply through two leading-out rods. It has the advantages of simple structure, long service life, high thermal efficiency, good mechanical strength, capability of being bent into various shapes, safe use, temperature resistance, corrosion resistance and the like; for the low temperature pipe, an aluminum pipe and a copper pipe are generally adopted, and for the high temperature pipe, a stainless steel pipe and a British rice pipe are generally adopted. The Engley 800 electric heating tube can be used under the condition of poor water quality, and the Engley 840 electric heating tube can have good oxidation resistance and corrosion resistance under the high-temperature working state.
The magnesium oxide powder can be filled in the blank position in the tube when the magnesium oxide rod is arranged in the existing single-end electric heating tube, when the magnesium oxide rod and the magnesium oxide powder are too long in service life, the aging phenomenon easily occurs, the using effect is reduced, the heating wire is easy to generate and continuously high temperature, the tube explosion phenomenon is generated, the service life of the single-end electric heating tube is shortened, and therefore the improvement is made to the situation, and the magnesium oxide rod of the single-end electric heating tube is provided.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides the following technical scheme:
the utility model discloses a magnesium oxide rod of a single-end electrothermal tube, which comprises an electrothermal tube shell, wherein grooves are formed in two sides of the electrothermal tube shell, sealing blocks are arranged in the grooves, sealing bases are arranged at the bottoms of the sealing blocks, clamping grooves are formed in two sides of each sealing base, pull rings are arranged at the bottoms of the sealing bases, mounting grooves are formed in two sides of each groove, an electromagnetic push rod is arranged in each mounting groove, a pushing block is sleeved at the output end of the electromagnetic push rod and can be mutually clamped with the clamping grooves, a rear cover groove is formed in the top of the electrothermal tube shell, and a rear cover is arranged in the rear cover groove.
As a preferred technical scheme of the utility model, a cavity is arranged in the shell of the electric heating tube, a magnesium oxide rod and an insulating base are respectively arranged in the cavity, the magnesium oxide rod and the insulating base are mutually arranged, and a gap part in the cavity is filled with magnesium oxide powder.
As a preferred technical scheme of the utility model, the surface of the magnesium oxide rod is provided with a plurality of electric heating wires, and one end of the magnesium oxide rod penetrates through the shell of the electric heating tube.
As a preferable technical scheme of the utility model, the convex part of the sealing block is semicircular, openings are arranged on two sides of the cavity, and the convex part of the sealing block can be mutually attached to the openings.
As a preferred technical scheme of the utility model, one end of the shell of the electric heating tube is provided with a nut, and one end of the surface of the shell of the electric heating tube is provided with a thread which is mutually meshed with the nut.
As a preferable technical scheme of the present invention, a lead-out rod is installed inside the magnesium oxide rod, an electric wire is arranged in the lead-out rod, and the electric wire extends to the outside of the lead-out rod.
As a preferred technical scheme of the utility model, the shell of the electric heating tube is made of stainless steel.
The utility model has the beneficial effects that:
1. according to the magnesium oxide rod of the single-end electric heating tube, the grooves on two sides of the electric heating tube shell can be sealed through the sealing blocks arranged in the grooves, the sealing blocks are pulled out of the electric heating tube shell through the pull rings, so that new magnesium oxide powder is convenient to replace, the service life of the single-end electric heating tube can be prolonged through replacement of the magnesium oxide powder, and the phenomenon of tube explosion caused by overlong service time of the magnesium oxide powder is prevented;
2. this kind of single-end electrothermal tube's magnesium oxide stick drives through electromagnetic push rod and impels the piece to remove, can make impel during the piece block advances the draw-in groove of sealing base both sides, and the fixed seal piece position prevents it and drops, when the inside magnesium oxide powder of electric heating tube shell needs to be changed, through impel the piece keep away from sealing base, makes things convenient for taking out of sealed piece.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a perspective view of a magnesium oxide rod of a single-head electrothermal tube according to the present invention;
FIG. 2 is a schematic plan view of a single-head electrothermal tube of a magnesium oxide rod according to the present invention;
FIG. 3 is an enlarged view of the structure A in FIG. 2 of a magnesium oxide rod for a single-head electrothermal tube according to the present invention.
In the figure: 1. an electric heating tube shell; 2. a nut; 3. an electric heating wire; 4. leading out a rod; 5. an electric wire; 6. a rear cover; 7. a magnesium oxide rod; 8. an insulating base; 9. magnesium oxide powder; 10. a groove; 11. a sealing block; 12. a pull ring; 13. mounting grooves; 14. an electromagnetic push rod; 15. a propulsion block; 16. a card slot; 17. and (6) sealing the base.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example (b): as shown in fig. 1-3, the magnesium oxide rod of a single-head electrothermal tube of the present invention comprises an electrothermal tube housing 1, wherein two sides of the electrothermal tube housing 1 are respectively provided with a groove 10, a sealing block 11 is respectively installed in the groove 10, the bottom of the sealing block 11 is respectively provided with a sealing base 17, two sides of the sealing base 17 are respectively provided with a clamping groove 16, the bottom of the sealing base 17 is respectively provided with a pull ring 12, two sides of the groove 10 are respectively provided with an installation groove 13, an electromagnetic push rod 14 is installed in the installation groove 13, an output end of the electromagnetic push rod 14 is sleeved with a propulsion block 15, the propulsion block 15 can be mutually clamped with the clamping groove 16, a rear cover groove is arranged at the top of the electrothermal tube housing 1, and a rear cover 6 is installed in the rear cover groove.
Wherein, be equipped with the cavity in the electrothermal tube shell 1, install magnesium oxide stick 7 and insulating base 8 in the cavity respectively, magnesium oxide stick 7 and insulating base 8 are installed each other, and the space part is filled with magnesium oxide powder 9 in the cavity, and the setting of magnesium oxide stick and magnesium oxide powder can make the electrothermal tube have fine high thermal conductivity and low electric conductivity.
Wherein, a plurality of electric heating wires 3 are arranged on the surface of the magnesium oxide rod 7, one end of the magnesium oxide rod 7 penetrates through the shell 1 of the electric heating tube, and the electric heating tube can continuously heat due to the arrangement of the electric heating wires.
Wherein, 11 bulge parts of sealed piece semicircular in shape, the cavity both sides all are equipped with the opening, and 11 bulge parts homoenergetic of sealed piece are laminated each other with the opening, and sealed piece can play sealed effect to the cavity with the cavity laminating each other, prevents that the magnesia from spilling.
Wherein, nut 2 is installed to 1 one end of electrothermal tube shell, and 1 surperficial one end of electrothermal tube shell is equipped with the screw thread, and the mutual interlock of screw thread and nut 2, the setting of nut and screw thread is convenient for the installation of electrothermal tube and other equipment.
Wherein, the bar 4 is drawn forth to the internally mounted of magnesium oxide stick 7, draws forth and is equipped with electric wire 5 in the bar 4, and electric wire 5 extends to and draws forth the bar 4 outside, and the setting of electric wire 5 can be convenient for the electric wire with be connected of other equipment.
Wherein, the shell 1 of the electric heating tube is made of stainless steel which is not easy to rust, and the service life of the electric heating tube can be prolonged.
The working principle is as follows: when the electric heating tube is used, firstly, the electromagnetic push rod 14 drives the pushing block 15 to be far away from the sealing base 17, then the sealing block 11 is taken down through the pull ring 12, the magnesium oxide powder 9 in the electric heating tube shell 1 is replaced, when the magnesium oxide powder 9 is replaced, the sealing block 11 is clamped into the groove 10, the electromagnetic push rod 14 pushes the pushing block 15 to be mutually clamped with the clamping grooves 16 on two sides of the sealing base 17, the sealing block 11 is used for fixing the sealing block 11 and preventing the sealing block from falling off, when the magnesium oxide rod 7 needs to be replaced, the rear cover 6 on the top of the electric heating tube shell 1 is opened, the magnesium oxide rod 7 is taken out, a new magnesium oxide rod 7 is replaced, frequent replacement of the magnesium oxide powder 9 and the magnesium oxide rod 7 is favorable for using a single-end electric heating tube, the service life of the electric heating tube is prolonged, and the phenomenon of tube explosion caused by the fact that the magnesium oxide powder cannot be replaced is prevented; the single-head electrothermal tube has the advantages of simple and reasonable structure, novel design, simple and convenient operation, capability of effectively enabling the magnesium oxide rod of the single-head electrothermal tube to realize the effect of conveniently replacing magnesium oxide powder in the tube, and higher practical value.
Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a magnesium oxide stick of single-end electrothermal tube, includes electrothermal tube shell (1), its characterized in that, recess (10) have all been seted up to electrothermal tube shell (1) both sides, all install sealed piece (11) in recess (10), sealed piece (11) bottom all is equipped with sealing base (17), draw-in groove (16) have all been seted up to sealing base (17) both sides, just pull ring (12) are all installed to sealing base (17) bottom, mounting groove (13) have all been seted up to recess (10) both sides, mounting groove (13) internally mounted has electromagnetic push rod (14), electromagnetic push rod (14) output cover is equipped with and impels piece (15), impel piece (15) and draw-in groove (16) mutual block, electrothermal tube shell (1) top is equipped with the back lid groove, back lid (6) are installed to the back lid inslot.
2. The magnesium oxide rod of the single-end electrothermal tube according to claim 1, wherein a cavity is formed in the electrothermal tube shell (1), the magnesium oxide rod (7) and the insulating base (8) are respectively arranged in the cavity, the magnesium oxide rod (7) and the insulating base (8) are mutually arranged, and a gap part in the cavity is filled with magnesium oxide powder (9).
3. The magnesium oxide rod of the single-end electrothermal tube according to claim 1, wherein the surface of the magnesium oxide rod (7) is provided with a plurality of electric heating wires (3), and one end of the magnesium oxide rod (7) penetrates through the shell (1) of the electrothermal tube.
4. The magnesia rod for a single-ended electrothermal tube according to claim 2, wherein the protruding portion of the sealing block (11) is semicircular, the two sides of the cavity are provided with openings, and the protruding portion of the sealing block (11) can be attached to the openings.
5. The magnesia rod of the single-head electrothermal tube according to claim 1, wherein a nut (2) is installed at one end of the electrothermal tube shell (1), and a thread is arranged at one end of the surface of the electrothermal tube shell (1), and the thread is engaged with the nut (2).
6. The magnesium oxide rod of the single-end electrothermal tube according to claim 2, wherein a lead-out rod (4) is installed inside the magnesium oxide rod (7), an electric wire (5) is arranged inside the lead-out rod (4), and the electric wire (5) extends to the outside of the lead-out rod (4).
7. The magnesia rod for a single-ended electrothermal tube according to claim 1, wherein the electrothermal tube housing (1) is made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121701750.3U CN216414606U (en) | 2021-07-26 | 2021-07-26 | Magnesium oxide rod of single-end electrothermal tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121701750.3U CN216414606U (en) | 2021-07-26 | 2021-07-26 | Magnesium oxide rod of single-end electrothermal tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216414606U true CN216414606U (en) | 2022-04-29 |
Family
ID=81288990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121701750.3U Active CN216414606U (en) | 2021-07-26 | 2021-07-26 | Magnesium oxide rod of single-end electrothermal tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216414606U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115551136A (en) * | 2022-11-09 | 2022-12-30 | 佛山市飞月电热科技有限公司 | Single-head heating pipe and production process thereof |
-
2021
- 2021-07-26 CN CN202121701750.3U patent/CN216414606U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115551136A (en) * | 2022-11-09 | 2022-12-30 | 佛山市飞月电热科技有限公司 | Single-head heating pipe and production process thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN216414606U (en) | Magnesium oxide rod of single-end electrothermal tube | |
| JP5635196B2 (en) | Cathode for electrolysis cell | |
| CN210693803U (en) | Thermoelectric converter with USB interface | |
| CN212182098U (en) | Flat electronic transformer | |
| CN211957463U (en) | Soldering lug aluminum electrolytic capacitor | |
| CN215871210U (en) | Long service life's rectifier is used in electric automatization engineering | |
| CN209232844U (en) | A kind of battery case of stable structure | |
| CN210898957U (en) | Active management distribution type power box for active power distribution network | |
| CN211209963U (en) | Mounting assembly of radiant tube for heating industrial furnace | |
| CN208922915U (en) | High-power aluminium electrolutic capacitor | |
| CN211291015U (en) | Crucible structure for medium-frequency induction heating furnace | |
| CN217383339U (en) | Water heater inner bag cathodic protection device and water heater | |
| CN220858431U (en) | Single-head oxidation rod | |
| CN214481353U (en) | High-efficiency energy-saving square composite electric heating tube | |
| CN214043431U (en) | Direct current capacitor for high-power high-voltage frequency converter | |
| CN218241581U (en) | Heat dissipation capacitor | |
| CN213126827U (en) | Heat dissipation type power supply device | |
| CN210463554U (en) | Miniature high-power liquid heater | |
| CN218497800U (en) | Copper bus with high elongation | |
| CN217062802U (en) | Slot type commutator copper shell forming device | |
| CN214799927U (en) | Special heating wire weaving structure for electric blanket | |
| CN215940293U (en) | Novel isolation insulator of anode plate | |
| CN218277172U (en) | Novel heating pipe | |
| CN218460464U (en) | Welding wire drawing die box | |
| CN220304225U (en) | Crucible for graphitization furnace |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |