CN210247076U - Shaft furnace heating element for catalyst evaluation - Google Patents
Shaft furnace heating element for catalyst evaluation Download PDFInfo
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- CN210247076U CN210247076U CN201920494904.2U CN201920494904U CN210247076U CN 210247076 U CN210247076 U CN 210247076U CN 201920494904 U CN201920494904 U CN 201920494904U CN 210247076 U CN210247076 U CN 210247076U
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- heating element
- shaft furnace
- heating
- catalyst evaluation
- binding post
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Abstract
The utility model discloses a shaft furnace heating element is used in catalyst evaluation mainly includes binding post, cold junction, effective heating body triplex, and binding post links to each other with heating element's cold junction, and is located outside the shaft furnace heat preservation layer, and heating element is the cylindrical shape of spiral, and this heating element has the even advantage of messenger's heated body being heated, and connecting piece has firm in connection with heating element's connected mode, is difficult for droing long service life's advantage.
Description
Technical Field
The utility model belongs to vertical furnace heating field is used in catalyst evaluation, concretely relates to vertical furnace heating element is used in catalyst evaluation.
Background
The conventional vertical furnace heating element for catalyst evaluation has the defect of uneven heating of a heated pipeline, and due to local overheating, the catalyst is seriously coked, the service life of the catalyst is greatly influenced, the service cycle of the same catalyst is short, the productivity is reduced, and the production cost is increased. And the requirements on the material of the pipeline used for heating are strict, the service life of the metal pipeline used for reaction is short, and the replacement is frequent, thereby causing resource waste. Therefore, a heating element capable of uniformly heating a heated metal pipeline is needed, the existing heating element connecting part is generally located at the upper end of a heating furnace and is located inside a heat preservation layer, the heat upwards diffuses more, the upper temperature of the heating furnace is higher due to the upwards diffusion of more heat, the heating element connecting part is located inside a vertical furnace heat preservation layer, and under the high-temperature condition, the connecting wire element is seriously heated, the burning coking and corrosion speed are higher, the connecting element and the heating element are easy to drop, the normal use of the vertical furnace is influenced, namely the service cycle of the vertical furnace is shorter, and the actual production efficiency is influenced.
SUMMERY OF THE UTILITY MODEL
According to the deficiency in the above prior art, the utility model discloses the problem that will solve is: overcome not enough among the prior art, provide a simple structure, control is convenient, can provide the tubular furnace heating original paper of even heating, this heating original paper has and output power end links firmly, long service life's advantage.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a shaft furnace heating element is used in catalyst evaluation, includes binding post, cold junction, effective heating body, binding post is two semicircle type pipe clamps, binding post links to each other with the cold junction of heating the original paper, the effective heating body of heating the original paper is cylindrical hollow structure of cylinder spiral, is passed from heating original paper cavity by the heating pipeline, cold junction and effective heating body structure as an organic whole.
As a preferred scheme, the wiring terminal is two semicircular pipe clamps, and each pipe clamp is provided with two round holes for directly connecting a power line with a stainless steel bolt on the pipe clamp.
Preferably, the stainless steel bolt is provided with a nut, and the diameter of the nut is larger than that of the round hole in the pipe clamp.
As a preferable scheme, the bolt is cylindrical, one end of the bolt with a nut is separated from the pipe clamp through an insulating magnetic ring, and the other end of the bolt is used for connecting a power line with the pipe clamp through a nut.
In a preferred embodiment, the terminal is located at the lower end of the shaft furnace and outside the insulating layer.
The utility model has the advantages as follows:
the utility model discloses can provide the heating even, prevent local overheat, make the reactor in the stove be heated evenly and make the accurate control of reaction. Binding post is located the heating member cold junction, has avoided the hot corrosion carbonization of high temperature heat to the power cord, and stainless steel bolt and power cord firm in connection for shaft furnace life cycle is long, reduces the maintenance frequency, improves shaft furnace work efficiency's advantage.
The utility model discloses arrange binding post in the outside of heat preservation, reduce the heat in the stove and to stainless steel bolt's hot corrosion, guarantee the phenomenon that prevents to drop in the use, increase of service life.
Description of the drawings:
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the connection terminal of the present invention;
wherein: 1. a wiring terminal; 2. a cold end; 3. an efficient heating body; 4. a nut; 5. a bolt; 6. a power line; 7. insulating magnetic ring.
Detailed Description
Example 1:
this embodiment a shaft furnace heating element for catalyst evaluation, including binding post 1, cold junction 2, effective heating body 3, binding post 1 is two semicircle type pipe clamps, binding post 1 links to each other with the cold junction 2 of heating the original paper, the effective heating body 3 of heating the original paper is cylindrical hollow structure of cylinder spiral, is passed from heating original paper cavity by the heating line, cold junction 2 and effective heating body 3 structure as an organic whole.
Preferably, the wiring terminal 1 is two semicircular pipe clamps, and each pipe clamp is provided with two round holes for directly connecting a power line with the stainless steel bolt 5 on the pipe clamp.
Preferably, the stainless steel bolt 5 is provided with a nut 4, and the diameter of the nut 4 is larger than that of the round hole on the pipe clamp. The round hole on the pipe clamp is used for fixing the power line 6 by the stainless steel bolt 5.
The bolt 5 is cylindrical, one end of the bolt 5 with a nut 4 is separated from the pipe clamp through an insulating magnetic ring 7, the other end of the bolt connects a power line 6 with the pipe clamp through a nut, and the part is positioned outside the heat-insulating layer at the lower end of the vertical furnace.
Preferably, the wiring terminal 1 is positioned at the lower end of the shaft furnace and outside the heat-insulating layer of the shaft furnace.
The implementation process comprises the following steps: the wiring terminal 1 is two semicircular pipe clamps made of stainless steel, round holes are formed in two ends of each pipe clamp, a power line 6 is connected with a cold end 2 of the heating element through a stainless steel bolt, a magnetic ring insulator 7 is arranged between the stainless steel bolt and the semicircular pipe clamps, and a power line at the tail end of the bolt 5 is fixed through a nut 4.
Heating element is heliciform cylinder structure, and the heating element lower extreme is cold junction 2, and binding post 1 is located the shaft furnace lower extreme, inverts like this and places, can prevent that binding post 1 from being located the high temperature zone, and sets up it in the outside of heat preservation during the installation heating element, prevents the high temperature, and the sintering power cord makes power cord 6 drop.
The utility model discloses can provide the heating even, prevent local overheat, make the reactor in the stove be heated evenly and make the accurate control of reaction. Binding post 1 is located heating member cold junction 2, has avoided the hot corrosion carbonization of high temperature heat to power cord 6, and stainless steel bolt 5 and power cord 6 firm in connection for shaft furnace life cycle is long, reduces the maintenance frequency, improves shaft furnace work efficiency's advantage.
The utility model discloses arrange binding post 1 in the outside of heat preservation, reduce the heat in the stove and to stainless steel bolt 5's hot corrosion, guarantee the phenomenon that prevents to drop in the use, increase of service life.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any situation, and all the simple modifications, equivalent changes and modifications made by the technical entities of the present invention to the above embodiments all fall within the scope of the technical solution of the present invention.
Claims (5)
1. The utility model provides a shaft furnace heating element is used in catalyst evaluation, its characterized in that, includes binding post (1), cold junction (2), effective heating body (3), binding post (1) is two semicircle type pipe clamps, binding post (1) links to each other with cold junction (2) of heating the original paper, effective heating body (3) of heating the original paper are cylindrical hollow structure of cylinder spiral, are passed from heating original paper cavity by the heating line, cold junction (2) and effective heating body (3) structure as an organic whole.
2. The shaft furnace heating element for catalyst evaluation according to claim 1, wherein the terminals (1) are two semicircular pipe clamps, each of which is provided with two circular holes for direct connection of the power supply wire (6) to the stainless steel bolts (5) on the pipe clamp.
3. The shaft furnace heating element for catalyst evaluation according to claim 2, wherein the stainless steel bolt (5) is provided with a nut (4), and the diameter of the nut (4) is larger than that of the round hole on the pipe clamp.
4. The shaft furnace heating element for catalyst evaluation according to claim 2, wherein the stainless steel bolt (5) is cylindrical, one end of the stainless steel bolt (5) having a nut (4) is separated from the pipe clamp by an insulating magnetic ring (7), and the other end connects the power supply line (6) with the pipe clamp by a nut.
5. The shaft furnace heating element for catalyst evaluation according to claim 1, wherein the connection terminal (1) is located at the lower end of the shaft furnace and outside the insulating layer of the shaft furnace.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920494904.2U CN210247076U (en) | 2019-04-12 | 2019-04-12 | Shaft furnace heating element for catalyst evaluation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920494904.2U CN210247076U (en) | 2019-04-12 | 2019-04-12 | Shaft furnace heating element for catalyst evaluation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210247076U true CN210247076U (en) | 2020-04-03 |
Family
ID=69968548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920494904.2U Active CN210247076U (en) | 2019-04-12 | 2019-04-12 | Shaft furnace heating element for catalyst evaluation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210247076U (en) |
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2019
- 2019-04-12 CN CN201920494904.2U patent/CN210247076U/en active Active
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