CN213631613U

CN213631613U - Tubular water-cooling preheating cover

Info

Publication number: CN213631613U
Application number: CN202022797151.8U
Authority: CN
Inventors: 黄飞
Original assignee: Zhangjiagang Xierong Metallurgical Machinery Co ltd
Current assignee: Zhangjiagang Xierong Metallurgical Machinery Co ltd
Priority date: 2020-11-27
Filing date: 2020-11-27
Publication date: 2021-07-06
Anticipated expiration: 2030-11-27

Abstract

The utility model discloses a cover is preheated in tubular water-cooling, including the main pipeline of intaking, the main pipeline of play water and first branch pipeline group, first branch pipeline group includes a plurality of first branch pipelines of arranging the establishment side by side that superpose, and is a plurality of first branch pipeline encloses into an arch passageway, every first branch pipeline has a water inlet and delivery port respectively, every the water inlet communicates respectively the main pipeline of intaking, every the delivery port communicates respectively the main pipeline of play water. The utility model has the advantages of simple structure, high cooling effect and low energy consumption.

Description

Tubular water-cooling preheating cover

Technical Field

The utility model belongs to the technical field of the water-cooling equipment, concretely relates to cover is preheated in tubular water-cooling.

Background

Energy conservation, consumption reduction and environmental protection in electric furnace steelmaking are one of core technologies of global electric furnace steelmaking technology development all the time, however, the existing steelmaking electric arc furnace mostly adopts a steel plate jacket type water cooling flue, the water cooling flue with the structure inevitably has a water circulation dead zone, namely, part of water can not effectively participate in heat exchange, and the defects of unsatisfactory water cooling effect, large energy consumption, short service life, high failure rate and difficult maintenance are generally existed.

Therefore, in view of the above technical problems, it is necessary to provide a tubular water-cooled preheating hood.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cover is preheated in tubular water-cooling to solve the problem among the prior art.

In order to achieve the above object, an embodiment of the present invention provides the following technical solutions:

in an embodiment, a cover is preheated in tubular water-cooling is provided, including the main pipeline of intaking, the main pipeline of play water and first branch pipeline group, first branch pipeline group includes a plurality of first branch pipelines of arranging the establishment side by side superposes, and is a plurality of a synthetic arch passageway is enclosed to first branch pipeline, every first branch pipeline has a water inlet and delivery port respectively, every the water inlet communicates respectively the main pipeline of intaking, every the delivery port communicates respectively the main pipeline of play water.

As a further improvement, the utility model discloses a, every first branch pipeline is "s" shape row and establishes into the multirow, and sealing weld between the multi-row pipeline.

As the utility model discloses a further improvement, follow arch passageway both sides to arch passageway middle part direction forms the arch passageway the length of first branch pipeline increases in proper order.

As a further improvement of the utility model, still include the second lateral conduit, the second lateral conduit include with first lateral conduit sets up side by side and is located the section of bending and the intercommunication of first lateral conduit group both sides the linkage segment of the section of bending, the linkage segment is located the passway of arch passageway one side just be bent into with arch passageway assorted domes.

As a further improvement, the second branch pipe has a water inlet and a water outlet as well, the water inlet and the water outlet are formed on two bending sections respectively, just the water inlet communicate in the main water inlet pipe, the water outlet communicate in the main water outlet pipe.

As a further improvement of the utility model, still include the third small transfer line way, the third small transfer line way certainly the linkage segment of second small transfer line way respectively to the two sections of bending of second small transfer line way extend and return the linkage segment, the third small transfer line way equally have with the water inlet of water inlet main pipeline intercommunication and with the delivery port of water outlet main pipeline intercommunication.

As a further improvement of the present invention, the first branch pipe and the water inlet of the second branch pipe are located on the same radial cross section of the arch-shaped channel, the first branch pipe and the water outlet of the second branch pipe are also located on the same radial cross section of the arch-shaped channel.

As a further improvement of the utility model, the water inlet main pipeline and the water outlet main pipeline are respectively erected above the arched channel.

As a further improvement of the present invention, the supporting frame further comprises a plurality of reinforcing ribs, a plurality of which are constructed into an arch structure and are erected above the arch passage and fixedly connected to the first branch pipe set.

As a further improvement of the utility model, in the first branch pipeline group, at least one set of adjacent be provided with the temperature measurement hole between the first branch pipeline.

As the further improvement of the utility model, all pipelines pass through flange joint, are provided with seal gasket, preferably asbestos gasket between its flange.

As a further improvement of the present invention, it is a plurality of between the first branch pipes, first branch pipe with between the second branch pipe, the second branch pipe with seal welding between the third branch pipe.

Compared with the prior art, the beneficial effects of the utility model reside in that, arrange through a plurality of first fulcrums of pipeline s and establish, reduced the quantity of required fulcrums of pipeline again when satisfying with the abundant contact of high temperature flue gas, and through the setting of second fulcrums of pipeline and third fulcrums of pipeline for cooling water can fully participate in the heat exchange, and the cooling effect is high, and it is little to consume energy.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a side view of a tubular water cooled pre-heat jacket according to one embodiment of the present application;

FIG. 2 is a top view of a tubular water cooled pre-heat jacket according to an embodiment of the present application;

FIG. 3 is a cross-sectional view of a tubular water cooled pre-heat jacket according to an embodiment of the present application;

fig. 4 is an expanded view of a branch pipe of a tubular water-cooled preheating hood according to an embodiment of the present application.

Detailed Description

The present invention will be described in detail below with reference to embodiments shown in the drawings. However, the present invention is not limited to the embodiments, and the structural, method, or functional changes made by those skilled in the art according to the embodiments are all included in the scope of the present invention.

Referring to fig. 1 to 4, in an embodiment of the present application, a tubular water-cooling preheating hood is provided, including a water inlet main pipe 1, a water outlet main pipe 2, a plurality of first branch pipes 3, a second branch pipe 4, and a third branch pipe 5, where the plurality of first branch pipes 5 are stacked and welded in parallel to form a first branch pipe group, the first branch pipe group is configured into an arch structure, and an arch channel is enclosed by the plurality of first branch pipes 3; the first branch pipeline 3, the second branch pipeline 4 and the third branch pipeline 5 are respectively provided with a water inlet and a water outlet, each water inlet is respectively communicated with the water inlet main pipeline 1, and each water outlet is respectively communicated with the water outlet main pipeline 2.

The first branch pipeline group comprises 6 first branch pipelines 3 arranged in an's' shape, each first branch pipeline 3 is arranged in a plurality of rows in the's' shape, the length of each row of pipelines is the same, a plurality of rows of pipelines are hermetically welded, and temperature measuring holes 6 are arranged between at least one group of adjacent first branch pipelines 3 in the first branch pipeline group; the length of the first branch pipeline 3 forming the arch channel is sequentially increased along the two sides of the arch channel towards the middle of the arch channel, and the efficiency of cooling water participating in heat exchange is improved.

The second branch pipeline 4 comprises a bending section 41 which is arranged on two sides of the first branch pipeline group and a connecting section 42 which is communicated with the bending section 41, the connecting section 42 is arranged on a channel opening on one side of the arched channel and is bent into an arched structure matched with the arched channel, the heat exchange efficiency of the front end of the water-cooling preheating cover is improved, and a water inlet and a water outlet of the second branch pipeline 4 are formed in two bending sections respectively.

The third branch pipeline 5 extends from the connecting section 42 of the second branch pipeline 4 to the two bending sections 41 of the second branch pipeline respectively and returns to the connecting section 42, the third branch pipeline 5 is also provided with a water inlet communicated with the water inlet main pipeline 1 and a water outlet communicated with the water outlet main pipeline 2, and the third branch pipeline 5 is also used for improving the heat exchange efficiency at the front end of the water-cooling preheating cover.

The water inlets of the first branch pipeline 3 and the second branch pipeline 4 are located on the same radial section of the arched channel, and the water outlets of the first branch pipeline 3 and the second branch pipeline 4 are also located on the same radial section of the arched channel, so that the water inlet branch pipeline and the water outlet branch pipeline are conveniently connected with the water inlet main pipeline 1 and the water outlet main pipeline 2.

The water inlet main pipeline 1 and the water outlet main pipeline 2 are respectively erected above the arched channel in an arched structure and are communicated with the water inlets and the water outlets.

In order to improve the overall strength of the preheating cover, a plurality of reinforcing ribs 7 are also arranged on the arched channel, and the reinforcing ribs 7 are also constructed into an arched structure and erected above the arched channel and fixedly connected with the partial pipelines of the first branch pipeline group, the second branch pipeline bending section 41 and the third branch pipeline 5.

In this instance, all the pipelines are connected by flanges, a sealing gasket, preferably an asbestos gasket, is further disposed between the connecting flanges to prevent water leakage, and the first branch pipelines 3, the first branch pipelines 3 and the second branch pipelines 4, and the second branch pipelines 4 and the third branch pipelines 5 are sealed by welding.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a cover is preheated in tubular water-cooling, its characterized in that, includes the main pipeline of intaking, the main pipeline of play water and first pipeline group, first pipeline group includes a plurality of first pipelines of arranging establishing that superpose side by side, and is a plurality of first pipeline encloses synthetic arch passageway, every first pipeline has a water inlet and delivery port respectively, every the water inlet communicates respectively the main pipeline of intaking, every the delivery port communicates respectively the main pipeline of play water.

2. The tube-type water-cooled pre-heating jacket according to claim 1, wherein each of the first branch pipes is arranged in a plurality of rows in an "s" shape, and the rows of the pipes are hermetically welded.

3. The tube-type water-cooled preheating hood according to claim 2, wherein the lengths of the first branch pipes forming the arch-shaped channel are sequentially increased along two sides of the arch-shaped channel towards the middle of the arch-shaped channel.

4. The tube-type water-cooling preheating hood according to claim 2, further comprising a second branch pipe, wherein the second branch pipe comprises a bending section and a connecting section, the bending section is arranged in parallel with the first branch pipe and located on two sides of the first branch pipe group, the connecting section is communicated with the bending section, the connecting section is arranged at a passage opening on one side of the arched passage and is bent into an arched structure matched with the arched passage.

5. The tube-type water-cooled preheating hood according to claim 4, wherein the second branch pipe also has a water inlet and a water outlet, the water inlet and the water outlet are respectively formed on the two bending sections, the water inlet is communicated with the water inlet main pipe, and the water outlet is communicated with the water outlet main pipe.

6. The tube-type water-cooled preheating hood according to claim 4, further comprising a third branch pipe extending from the connecting section of the second branch pipe to the two bending sections of the second branch pipe and returning to the connecting section, wherein the third branch pipe also has a water inlet communicated with the inlet main pipe and a water outlet communicated with the outlet main pipe.

7. The tube-type water-cooled preheating hood according to claim 4, wherein the water inlets of the first branch pipe and the second branch pipe are located on the same radial section of the arched channel, and the water outlets of the first branch pipe and the second branch pipe are also located on the same radial section of the arched channel.

8. The tube-type water-cooled pre-heating jacket according to claim 7, wherein the water inlet main pipe and the water outlet main pipe are respectively erected above the arched channel.

9. The tube-type water-cooled pre-heating jacket according to claim 1, further comprising a plurality of reinforcing ribs, wherein the plurality of reinforcing ribs are constructed into an arch structure, and are erected above the arch channel and fixedly connected with the first branch pipe set.

10. The tube-type water-cooled preheating hood according to claim 1, wherein temperature measuring holes are arranged between at least one group of adjacent first branch pipelines in the first branch pipeline group.