CN215143659U - Novel medium-frequency induction heating coil for elbow pushing machine - Google Patents
Novel medium-frequency induction heating coil for elbow pushing machine Download PDFInfo
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- CN215143659U CN215143659U CN202120262908.5U CN202120262908U CN215143659U CN 215143659 U CN215143659 U CN 215143659U CN 202120262908 U CN202120262908 U CN 202120262908U CN 215143659 U CN215143659 U CN 215143659U
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- induction heating
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- heating coil
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- 230000006698 induction Effects 0.000 title claims abstract description 92
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 24
- 229910052802 copper Inorganic materials 0.000 claims abstract description 24
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- 239000000463 material Substances 0.000 claims description 3
- 239000000843 powder Substances 0.000 claims description 3
- 229910052895 riebeckite Inorganic materials 0.000 claims description 3
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- 238000005265 energy consumption Methods 0.000 abstract description 3
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- 235000017491 Bambusa tulda Nutrition 0.000 description 4
- 241001330002 Bambuseae Species 0.000 description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 4
- 239000011425 bamboo Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
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- 230000000694 effects Effects 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 229910001296 Malleable iron Inorganic materials 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
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- 229920003023 plastic Polymers 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000026676 system process Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model belongs to the technical field of intermediate frequency induction heating in the process of elbow pushing, the utility model discloses a novel intermediate frequency induction heating coil for an elbow pushing machine, the induction heating coil is a circular ring formed by coiling a copper pipe, an anode wiring pipe is fixedly arranged at the upper part of the induction heating coil, and the anode wiring pipe is fixedly welded with the copper pipe of the induction heating coil; the negative wiring tube is fixedly arranged at the diagonal bottom of the positive wiring tube and is fixedly welded with a copper tube of the induction heating ring; the ceramic strips are uniformly arranged at equal intervals vertically around the circumference of the induction heating ring; the ceramic fixing columns are vertically and uniformly arranged on the ceramic strips, and the ceramic fixing columns and the ceramic strips are of an integrated structure; the heat insulation cylinder is fixedly arranged outside the induction heating ring. The utility model discloses a heat utilization with the intermediate frequency induction heating circle has improved 70%, practices thrift the heat energy consumption, has improved the heating temperature of intermediate frequency induction heating circle, has reduced the manufacturing cost of return bend.
Description
Technical Field
The utility model belongs to the technical field of the intermediate frequency induction heating of elbow pushing system process, concretely relates to novel intermediate frequency induction heating circle for elbow pushing system machine.
Background
The elbow is a pipe fitting for changing the direction of a pipeline and plays an important role in the process of laying a petrochemical pipeline. The elbow is divided into three most commonly used elbows of 45 degrees, 90 degrees and 180 degrees according to the angle, and can be further divided into other elbows with abnormal angles of 60 degrees and the like according to engineering requirements. The elbow is made of cast iron, stainless steel, alloy steel, malleable cast iron, carbon steel, nonferrous metal and plastics. Therefore, the elbow is an indispensable connecting pipe fitting in the petroleum and chemical pipeline laying engineering.
In the prior art, an elbow pushing machine is generally adopted for processing an elbow, a straight pipe is firstly placed on the elbow pushing machine to be fixed, the straight pipe is pushed to move forwards by a pushing mechanism of the elbow pushing machine, a medium-frequency induction heating coil at the end part of the elbow pushing machine is used for heating the front end part of the straight pipe, a pushing elbow mould is inserted into the heated end part of the straight pipe, and the high-temperature straight pipe is pushed into the elbow with a certain bending degree by the forward pushing force of the elbow pushing machine. The intermediate frequency heating coil that present elbow pushing machine adopted is generally coiled into the cage form by the copper pipe, exposes in intermediate frequency induction heating coil's outside, will cause the produced calorific loss of intermediate frequency induction heating coil great like this, and the heat utilization ratio of current intermediate frequency induction heating coil generally is about 30%, causes the waste in a large number of heat consumptions, directly leads to the elbow manufacturing cost to be high. The inventor develops a novel medium-frequency induction heating coil for an elbow pushing machine based on the defects in the prior art, and can solve the problems in the prior art.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides a novel medium-frequency induction heating coil for an elbow pushing machine, which has simple design structure, scientific and reasonable structure, convenient operation and high heat energy utilization rate; the utility model discloses can solve current intermediate frequency induction heating circle heat loss serious, cause the problem that elbow manufacturing cost is high.
The utility model adopts the technical proposal that: a novel intermediate frequency induction heating coil for an elbow pushing machine comprises an induction heating coil, a positive wiring pipe and a negative wiring pipe; the induction heating ring is in a ring shape formed by winding a copper pipe, the positive wiring pipe is fixedly arranged at the upper part of the induction heating ring, and the positive wiring pipe is fixedly welded with the copper pipe of the induction heating ring; the negative wiring tube is fixedly arranged at the diagonal bottom of the positive wiring tube and is fixedly welded with a copper tube of the induction heating ring; the ceramic strips are uniformly arranged at equal intervals vertically around the circumference of the induction heating ring; the ceramic fixing columns are vertically and uniformly arranged on the ceramic strips, and the ceramic fixing columns and the ceramic strips are of an integrated structure; the heat insulation cylinder comprises a heat insulation cylinder body, the heat insulation cylinder body is hollow and cylindrical, a gradually reducing through hole is vertically formed in the circumferential inner wall of the heat insulation cylinder body, the inner side diameter of the gradually reducing through hole is larger than the diameter of the ceramic fixing column, the heat insulation cylinder body is arranged on the outer sides of the ceramic strip and the ceramic fixing column, and the ceramic fixing column is inserted into the gradually reducing through hole to be fixed.
And the positive wiring pipe and the negative wiring pipe are fixed with the copper pipe of the induction heating ring by welding.
The interval between the induction heating ring and the heat insulation cylinder is 3-5 cm, the height of the heat insulation cylinder is lower than that of the induction heating ring, and the heat insulation cylinder is made of asbestos materials.
The ceramic strip is vertically and evenly provided with 4-8 around the circumference of the induction heating ring, and the copper pipe contact surface of the ceramic strip and the induction heating ring is coated with low-temperature glass powder for heating and is welded and fixed with a copper pipe.
The gradually-reduced through holes formed in the heat insulation cylinder body correspond to the ceramic fixing columns on the ceramic strips in position.
Before the ceramic fixing column is inserted into the gradually-reduced through hole, the gradually-reduced through hole is coated with universal glue, and the ceramic fixing column is fixedly connected with the gradually-reduced through hole by utilizing the universal glue.
The novel intermediate frequency induction heating coil for the elbow pushing machine has the following use process: firstly, fixedly installing an induction heating ring at the front end of an elbow pushing machine, fixedly connecting a positive wiring pipe and a negative wiring pipe with a positive electrode and a negative electrode of a power supply, sleeving a heat insulation cylinder body of a heat insulation cylinder outside the induction heating ring, coating universal glue in a tapered through hole, and correspondingly installing a ceramic fixing column on a ceramic strip and the tapered through hole of the heat insulation cylinder body; after the induction heating ring starts to heat, due to the heat insulation effect of the heat insulation barrel outside the induction heating ring, the heat energy loss of the induction heating ring is reduced, and the temperature of the induction heating ring is rapidly increased to the temperature required by the push elbow. The process is the using process of the novel medium-frequency induction heating coil for the elbow pushing machine.
The positive wiring pipe is fixedly welded with a copper pipe of the induction heating ring; the positive wiring tube is fixedly arranged at the diagonal bottom of the positive wiring tube, and the negative wiring tube is fixedly welded with a copper tube of the induction heating ring; the main purpose of setting up like this is through the setting of anodal wire connection pipe and negative pole wire connection pipe, convenient and power fixed connection, provides electric power support for induction heating circle's intensification.
The ceramic strips are uniformly arranged around the circumference of the induction heating ring at equal vertical intervals; the ceramic fixing columns are vertically and uniformly arranged on the ceramic strips, and the ceramic fixing columns and the ceramic strips are of an integrated structure; the main purpose of this arrangement is to provide a fixed connection platform for the installation and fixation of the heat insulation cylinder.
The heat insulation cylinder comprises a heat insulation cylinder body, the heat insulation cylinder body is hollow and cylindrical, tapered through holes are vertically formed in the circumferential inner wall of the heat insulation cylinder body, the inner side diameters of the tapered through holes are larger than the diameters of the ceramic fixing columns, the heat insulation cylinder body is arranged on the outer sides of the ceramic strips and the ceramic fixing columns and is inserted into the tapered through holes for fixing through the ceramic fixing columns; the main purpose of setting up like this is through the setting of thermal-insulated section of thick bamboo, prevents induction heating coil's calorific loss, improves the heat utilization of intermediate frequency induction heating coil to 70%, practices thrift the heat energy consumption, has improved the heating temperature of intermediate frequency induction heating coil.
The height of the heat insulation cylinder is lower than that of the induction heating ring; the main purpose of this arrangement is to prevent the heat insulating cylinder from interfering with the normal fixed connection of the positive and negative terminal tubes to the power supply when installed outside the induction heating coil.
The gradually-reduced through holes formed in the heat insulation cylinder body correspond to the ceramic fixing columns on the ceramic strips in position. The main purpose that sets up like this is in order to improve the accurate positioning installation of ceramic strip and ceramic fixed column on heat-insulating section of thick bamboo and the induction heating circle, has improved the convenience of installation.
The utility model has the advantages that: the utility model provides a novel medium frequency induction heating coil for an elbow pushing machine, which has simple design structure, scientific and reasonable structure, convenient operation and high heat energy utilization rate; the heat energy utilization of the medium-frequency induction heating coil is improved to 70%, the heat energy consumption is saved, the heating temperature of the medium-frequency induction heating coil is improved, and the manufacturing cost of the bent pipe is reduced.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a top view of the present invention;
the labels in the figure are: 1. induction heating circle, 2, anodal wiring pipe, 3, negative pole wiring pipe, 4, ceramic strip, 5, ceramic fixed column, 6, thermal-insulated section of thick bamboo, 61, thermal-insulated section of thick bamboo body, 62, the gradually-opened through-hole.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.
As shown in the figure, the novel medium-frequency induction heating coil for the elbow pushing machine comprises an induction heating coil 1, a positive wiring pipe 2 and a negative wiring pipe 3; the induction heating coil 1 is in a ring shape formed by winding a copper pipe, the positive wiring pipe 2 is fixedly arranged at the upper part of the induction heating coil 1, and the positive wiring pipe 2 is fixedly welded with the copper pipe of the induction heating coil 1; the negative wiring tube 3 is fixedly arranged at the diagonal bottom position of the positive wiring tube 2, and the negative wiring tube 3 is fixedly welded with a copper tube of the induction heating ring 1; the ceramic strips 4 are uniformly arranged around the circumference of the induction heating ring 1 at equal vertical intervals; the ceramic fixing columns 5 are vertically and uniformly arranged on the ceramic strips 4, and the ceramic fixing columns 5 and the ceramic strips 4 are of an integrated structure; the heat insulation cylinder 6 comprises a heat insulation cylinder body 61, the heat insulation cylinder body 61 is hollow cylindrical, a tapered through hole 62 is vertically arranged on the circumferential inner wall of the heat insulation cylinder body 61, the inner side diameter of the tapered through hole 62 is larger than the diameter of the ceramic fixing column 5, the heat insulation cylinder body 61 is arranged on the outer sides of the ceramic strip 4 and the ceramic fixing column 5, and the ceramic fixing column 5 is inserted into the tapered through hole 62 for fixing.
And the positive wiring pipe 2 and the negative wiring pipe 3 are fixed with the copper pipe of the induction heating ring 1 by welding.
The interval between the induction heating ring 1 and the heat insulation barrel 6 is 3-5 cm, the height of the heat insulation barrel 6 is lower than that of the induction heating ring 1, and the heat insulation barrel 6 is made of asbestos materials.
The tapered through hole 62 arranged on the heat insulation cylinder body 61 corresponds to the ceramic fixing column 5 on the ceramic strip 4.
Before the ceramic fixing column 5 is inserted into the tapered through hole 62, universal glue is coated on the tapered through hole 62, and the ceramic fixing column 5 is connected and fixed with the tapered through hole 62 by utilizing the universal glue.
The novel intermediate frequency induction heating coil for the elbow pushing machine has the following use process: firstly, fixedly installing an induction heating ring 1 at the front end of an elbow pushing machine, fixedly connecting a positive wiring pipe 2 and a negative wiring pipe 3 with the positive and negative electrodes of a power supply, then sleeving a heat insulation cylinder body 61 of a heat insulation cylinder 6 outside the induction heating ring 1, coating universal glue in a tapered through hole 62, and correspondingly installing a ceramic fixing column 5 on a ceramic strip 4 and the tapered through hole 62 of the heat insulation cylinder body 61; after the induction heating coil 1 starts to heat, due to the heat insulation effect of the heat insulation cylinder 6 outside the induction heating coil 1, the heat energy loss of the induction heating coil 1 is reduced, and the temperature of the induction heating coil 1 is rapidly raised to the temperature required by the bend pushing. The process is the using process of the novel medium-frequency induction heating coil for the elbow pushing machine.
Various modifications to the above-described embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. A novel intermediate frequency induction heating coil for an elbow pushing machine comprises an induction heating coil, a positive wiring pipe and a negative wiring pipe; the induction heating ring is in a ring shape formed by winding a copper pipe, the positive wiring pipe is fixedly arranged at the upper part of the induction heating ring, and the positive wiring pipe is fixedly welded with the copper pipe of the induction heating ring; the negative wiring tube is fixedly arranged at the diagonal bottom of the positive wiring tube and is fixedly welded with a copper tube of the induction heating ring; the method is characterized in that: the ceramic strips are uniformly arranged at equal intervals vertically around the circumference of the induction heating ring; the ceramic fixing columns are vertically and uniformly arranged on the ceramic strips, and the ceramic fixing columns and the ceramic strips are of an integrated structure; the heat insulation cylinder comprises a heat insulation cylinder body, the heat insulation cylinder body is hollow and cylindrical, a gradually reducing through hole is vertically formed in the circumferential inner wall of the heat insulation cylinder body, the inner side diameter of the gradually reducing through hole is larger than the diameter of the ceramic fixing column, the heat insulation cylinder body is arranged on the outer sides of the ceramic strip and the ceramic fixing column, and the ceramic fixing column is inserted into the gradually reducing through hole to be fixed.
2. The novel intermediate frequency induction heating coil for the elbow pushing machine as claimed in claim 1, wherein: the positive wiring tube and the negative wiring tube are fixed with the copper tube of the induction heating ring by welding.
3. The novel intermediate frequency induction heating coil for the elbow pushing machine as claimed in claim 1, wherein: the interval between the induction heating ring and the heat insulation cylinder is 3-5 cm, the height of the heat insulation cylinder is lower than that of the induction heating ring, and the heat insulation cylinder is made of asbestos materials.
4. The novel intermediate frequency induction heating coil for the elbow pushing machine as claimed in claim 1, wherein: the ceramic strips are vertically and evenly provided with 4-8 ceramic strips around the circumference of the induction heating ring, and the contact surface of the ceramic strips and the copper pipe of the induction heating ring is coated with low-temperature glass powder for heating and is welded and fixed with the copper pipe.
5. The novel intermediate frequency induction heating coil for the elbow pushing machine as claimed in claim 1, wherein: the gradually-reduced through holes arranged on the heat insulation cylinder body correspond to the ceramic fixing columns on the ceramic strips in position.
6. The novel intermediate frequency induction heating coil for the elbow pushing machine as claimed in claim 1, wherein: before the ceramic fixing column is inserted into the reducing through hole, the reducing through hole is coated with universal glue, and the ceramic fixing column is fixedly connected with the reducing through hole by utilizing the universal glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120262908.5U CN215143659U (en) | 2021-01-30 | 2021-01-30 | Novel medium-frequency induction heating coil for elbow pushing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120262908.5U CN215143659U (en) | 2021-01-30 | 2021-01-30 | Novel medium-frequency induction heating coil for elbow pushing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215143659U true CN215143659U (en) | 2021-12-14 |
Family
ID=79408802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120262908.5U Expired - Fee Related CN215143659U (en) | 2021-01-30 | 2021-01-30 | Novel medium-frequency induction heating coil for elbow pushing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215143659U (en) |
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2021
- 2021-01-30 CN CN202120262908.5U patent/CN215143659U/en not_active Expired - Fee Related
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| 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: 20211214 |
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| CF01 | Termination of patent right due to non-payment of annual fee |