阅读说明：本技术 一种疏水收集器及其加工方法 (Hydrophobic collector and processing method thereof ) 是由 丛相州 杜占江 彭杏娜 彭先宽 于 2020-12-03 设计创作，主要内容包括：本发明公开了一种疏水收集器及其加工方法,所述疏水收集器一体成型,依次包括第一接管座、罐体、封头和第二接管座,所述罐体侧面还可以设置侧面接管座。所述疏水收集器的加工方法,包括以下步骤：选用直型钢管作为罐体原料；在钢管的一端收口形成封头和第二接管座；在钢管的另一端墩粗形成第一接管座。本发明所述疏水收集器为整体成型,其可靠性好,外观美观大方,便于维护,且材料规格单一,一个疏水收集器只需要一个规格的原材料即可加工,节省原材料。本发明所述加工方法,省去了大量的焊接工艺及相应的无损检测,工艺简单,效率高,节省很多工艺费用及无损检测费用,且收口、墩粗等成形工艺使成品的力学性能与原材料相当或有所提高。(The invention discloses a drainage collector and a processing method thereof. The processing method of the hydrophobic collector comprises the following steps: selecting a straight steel pipe as a tank body raw material; closing up one end of the steel pipe to form a seal head and a second connecting pipe seat; and upsetting the other end of the steel pipe to form a first pipe connecting seat. The drainage collector is integrally formed, the reliability is good, the appearance is attractive and elegant, the maintenance is convenient, the specification of materials is single, one drainage collector can be processed only by using raw materials of one specification, and the raw materials are saved. The processing method of the invention saves a large amount of welding processes and corresponding nondestructive testing, has simple process and high efficiency, saves a lot of process cost and nondestructive testing cost, and ensures that the mechanical property of the finished product is equivalent to or improved by the forming processes of closing up, upsetting and the like.)

1. The utility model provides a hydrophobic collector, its characterized in that hydrophobic collector integrated into one piece includes first nozzle (1), jar body (2), head (3) and second nozzle (4) in proper order.

2. The hydrophobic collector of claim 1, wherein the tank (2) is provided with a plurality of side socket (5) as liquid level measuring points, the side socket (5) being integrally formed with the tank (2).

3. The hydrophobic collector according to claim 1 or 2, wherein the tank (2) is further provided with a delivery pipe (6), and the delivery pipe (6) is integrally formed with the tank (2).

4. The utility model provides a hydrophobic structure, its characterized in that is including welding in pipeline and the hydrophobic collector of an organic whole, the pipeline is tee bend pipeline (7), hydrophobic collector integrated into one piece includes jar body (2), head (3) and second nozzle (4) in proper order, the one end that second nozzle (4) were kept away from to jar body (2) is welded with the branch pipe of tee bend pipeline (7).

5. The utility model provides a hydrophobic structure, its characterized in that is including welding in pipeline and hydrophobic collector of an organic whole, the pipeline is straight pipeline (10), hydrophobic collector integrated into one piece includes first nozzle (1), jar body (2), head (3) and second nozzle (4) in proper order, straight pipeline (10) lateral wall trompil and the tip welding of first nozzle (1).

6. A method of processing the hydrophobic collector of claim 1, comprising the steps of:

selecting a straight steel pipe as a raw material of the tank body (2);

closing one end of the steel pipe to form a seal head (3) and a second connecting pipe seat (4);

and upsetting the other end of the steel pipe to form a first pipe connecting seat (1).

7. The method for processing a hydrophobic collector as claimed in claim 6, wherein the closing-in is performed by heating the shaped end of the steel pipe, and gradually moving the end into the closing-in die (8) by a press machine to form the shape of the end socket (3) and the second connecting pipe socket (4).

8. The method for processing the hydrophobic collector as claimed in claim 6, wherein the method further comprises forming the side socket (5) by punching the side of the can body (2) and then drawing.

9. The hydrophobic collector manufacturing method according to claim 8, wherein the drawing is performed by ejecting the profile of the side socket (5) at the opening position using a drawing die (9).

10. The method for processing the hydrophobic collector as claimed in claim 6, wherein the method further comprises forming the delivery pipe (6) on the side of the tank body (2) by drawing.

Technical Field

The invention relates to a drainage collector and a processing method thereof, belonging to the technical field of pressure containers and pressure pipeline elements.

Background

The drainage collector is also called as a drainage collector and is used for collecting and discharging condensed water in the steam pipeline. The branch pipe is generally led out from the pipeline and welded on the pipeline. The hydrophobic collectors are mainly classified into a type and B type. According to chinese power planning and design association standard steam-water pipeline parts and components typical design of thermal power plant (GD2016), standard No.: T/CEPPEA/Z5002-2017, and a hydrophobic collector, which is formed by combining and welding a pipeline, a pipe connecting seat and an end socket. The profile is shown in figure 1. The left side of the drainage collector is provided with a large connecting pipe seat which is generally welded on the side surface of the pipeline, and the large connecting pipe seat is directly connected with the pipeline, so that the wall thickness is required to be thicker, and the strength is increased. The middle of the drainage collector body is provided with a drainage collector body, the side surface of the drainage collector body is provided with a small pipe base used for measuring the liquid level of the drainage collector, and sometimes, an eduction pipe is arranged on the side. The right side of the drainage collector is provided with a seal head and a connecting pipe seat. The parts are connected by welding. The A-type hydrophobic collector has 4 liquid level measuring points, and the B-type hydrophobic collector has no liquid level measuring points. The hydrophobic collector will be designed with an outlet pipe as required.

The manufacturing process of the hydrophobic collector comprises machining, welding and nondestructive testing. The drain collector has various material specifications, the left large connecting pipe seat, the middle tank body, the upper and lower small connecting pipe seats, the end enclosure and the right connecting pipe seat all need raw materials with different specifications and are respectively machined, so that the raw materials are more lost in machining. Secondly, a large number of welding processes are required, the welding workload is large, and welding defects are easy to occur. Moreover, the process is complex, the process steps are multiple, the processing period is long, and the efficiency is low.

The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.

Disclosure of Invention

The invention aims to overcome the defects in the prior art and provide the hydrophobic collector and the processing method thereof, the hydrophobic collector is a whole, the reliability is good, the appearance is attractive and elegant, the maintenance is convenient, the hydrophobic collector can be processed only by raw materials of one specification, a large number of welding processes and corresponding nondestructive testing are omitted, the process is simple, the efficiency is high, and a lot of process cost and nondestructive testing cost are saved.

In order to achieve the purpose, the invention is realized by adopting the following technical scheme:

the utility model provides a drainage collector, drainage collector integrated into one piece includes first nozzle, jar body, head and second nozzle in proper order.

The tank body can be provided with a plurality of side pipe connecting seats serving as liquid level measuring points, the number of the side pipe connecting seats is generally four, the side pipe connecting seats are distributed on the upper side and the lower side of the tank body in a staggered mode, and the side pipe connecting seats and the tank body are integrally formed. The tank body side can also be equipped with the contact tube, the contact tube is integrated into one piece with the jar body.

The drainage collector is formed by processing a straight steel pipe, the steel pipe can be made of various materials, and the following materials can be selected according to the type and the material of the connecting pipeline: 12Cr1MoVG, 20G, A335P91, A335P92 or G115.

The invention also relates to a hydrophobic structure comprising a pipe and a hydrophobic collector welded together.

When the pipeline is a three-way pipeline, the drain collector connected with the pipeline is integrally formed and sequentially comprises a tank body, a seal head and a second connecting pipe seat, wherein one end of the tank body, which is far away from the second connecting pipe seat, is welded with a branch pipe of the three-way pipeline. In the structure, the tank body can be also integrally provided with a side pipe connecting seat and a delivery pipe.

When the pipeline is a straight pipeline, the drainage collector connected with the pipeline is integrally formed and sequentially comprises a first pipe connecting seat, a tank body, a sealing head and a second pipe connecting seat, and the opening of the side wall of the straight pipeline is welded with the end part of the first pipe connecting seat. The straight pipeline and the drainage collector form a shape of a tee joint plus the drainage collector together. In the structure, the tank body can be also integrally provided with a side pipe connecting seat and a delivery pipe.

The processing method of the hydrophobic collector comprises the following steps:

selecting a straight steel pipe as a tank body raw material;

closing up one end of the steel pipe to form a seal head and a second connecting pipe seat;

and upsetting the other end of the steel pipe to form a first pipe connecting seat.

Furthermore, a drainage collector provided with a side pipe socket and a delivery pipe is provided, a hole is formed in the side surface of the tank body, and then the side pipe socket and the delivery pipe are formed by drawing.

Furthermore, the machining method further comprises the step of forming grooves on the outer surfaces of the ports of the connecting pipe seats and the leading-out pipes by machining.

In the step, the closing-in is to heat the forming end of the steel pipe, and the end gradually enters the closing-in die through a press machine to form the shapes of the end socket and the second connecting pipe seat. The closing-up die sequentially comprises a large pipe part, an arc pipe part and a small pipe part, the inner diameter of the large pipe part is consistent with the outer diameter of the tank body, the arc pipe part is consistent with the appearance of the seal head, and the inner diameter of the small pipe part is consistent with the outer diameter of the second connecting pipe seat.

In the drawing step, the drawing die is adopted to push out the shape of the side connecting pipe seat at the position of the opening. Considering the small physical size of the drainage trap, the drawing die can be designed in multiple stages and can be lengthened by adopting a threaded connection in order to place the die inside.

Compared with the prior art, the invention has the following beneficial effects:

(1) the drainage collector is integrally formed, the reliability is good, the appearance is attractive and elegant, the maintenance is convenient, the specification of materials is single, one drainage collector can be processed only by using raw materials of one specification, and the raw materials are saved.

(2) The processing method of the invention saves a large amount of welding processes and corresponding nondestructive testing, has simple process and high efficiency, saves a large amount of process cost and nondestructive testing cost, and ensures that the mechanical property of the finished product is equivalent to or improved by the forming processes of closing up, upsetting and the like.

Drawings

Fig. 1 is a schematic diagram of the structure of a prior art hydrophobic collector.

Fig. 2 is a schematic structural view of example 1 of the hydrophobic collector of the present invention.

Fig. 3 is a schematic structural diagram of example 2 of the hydrophobic collector of the present invention.

Fig. 4 is a schematic structural view of example 3 of the hydrophobic collector of the present invention.

Fig. 5 is a schematic structural view of example 4 of the hydrophobic collector of the present invention.

FIG. 6 is a schematic cross-sectional view of a hydrophobic structure according to example 5 of the present invention.

Figure 7 is a schematic cross-sectional view of a hydrophobic structure according to example 6 of the present invention.

FIG. 8 is a state diagram during processing of the hydrophobic collector described in example 7 of the present invention.

Fig. 9 is a schematic structural view of a closing-in die according to embodiment 7 of the present invention.

In the figure: 1-a first pipe connecting seat, 2-a tank body, 3-a sealing head, 4-a second pipe connecting seat, 5-a side pipe connecting seat, 6-a delivery pipe, 7-a three-way pipeline, 8-a closing-in die, 81-a large pipe part, 82-an arc pipe part, 83-a small pipe part, 9-a drawing die and 10-a straight pipe.

Detailed Description

The invention is further described below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

In the description of the present invention, it is to be understood that the terms "left", "right", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and 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. Furthermore, the terms "first", "second", etc. 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, features defined as "first," "second," etc. may include one or more of the features either explicitly or implicitly. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 meaning of the above terms in the present invention can be understood by those skilled in the art from the specific situation.

Example 1

The drainage collector shown in fig. 1 is integrally formed and sequentially comprises a first connecting pipe seat 1, a tank body 2, a sealing head 3 and a second connecting pipe seat 4.

The hydrophobic collector is manufactured by processing a 12Cr1MoVG straight steel pipe.

Example 2

As shown in fig. 2, the drainage collector is integrally formed and sequentially comprises a first pipe socket 1, a tank body 2, a sealing head 3 and a second pipe socket 4.

In this embodiment, the tank body 2 is further provided with a delivery pipe 6.

The drainage collector is manufactured by machining a 20G straight steel pipe.

Example 3

As shown in fig. 4, the drainage collector is integrally formed and sequentially comprises a first pipe socket 1, a tank body 2, a sealing head 3 and a second pipe socket 4. Four side pipe connecting seats 5 are arranged on the tank body and are used as liquid level measuring points. The two side connecting pipe seats 5 are respectively arranged at the upper side and the lower side of the tank body 2, and the side connecting pipe seats 5 at the upper side and the lower side are arranged in a staggered mode.

The hydrophobic collector is manufactured by processing a straight A335P91 steel pipe.

Example 4

As shown in fig. 5, the drainage collector is integrally formed and sequentially comprises a first pipe socket 1, a tank body 2, a sealing head 3 and a second pipe socket 4. Four side pipe connecting seats 5 are arranged on the tank body 2 and serve as liquid level measuring points, the two side pipe connecting seats 5 are arranged on the upper side and the lower side of the tank body 2 respectively, and the side pipe connecting seats 5 on the upper side and the lower side are arranged in a staggered mode.

In this embodiment, the tank 2 may further have a delivery pipe 6.

The hydrophobic collector is manufactured by processing a straight A335P92 steel pipe.

Example 5

The drainage structure shown in fig. 6 comprises a pipeline and a drainage collector which are connected into a whole, wherein the pipeline is a three-way pipeline 7, the drainage collector is integrally formed and sequentially comprises a tank body 2, a sealing head 3 and a second connecting pipe seat 4, and one end of the tank body 2, which is far away from the second connecting pipe seat 4, is welded with a branch pipe of the three-way pipeline 7.

In this embodiment, four side pipe sockets 5 are arranged on the tank body 2 as liquid level measuring points, two side pipe sockets 5 are respectively arranged on the upper side and the lower side of the tank body 2, and the side pipe sockets 5 on the upper side and the lower side are arranged in a staggered manner.

In this embodiment, the tank body 2 is further provided with a delivery pipe 6.

The hydrophobic collector is manufactured by processing a straight G115 steel pipe.

Example 6

The drainage structure shown in fig. 7 comprises a pipeline and a drainage collector which are connected into a whole, wherein the pipeline is a straight pipeline 10, the drainage collector is integrally formed and sequentially comprises a first connecting pipe seat 1, a tank body 2, a sealing head 3 and a second connecting pipe seat 4, and the side wall of the straight pipeline 10 is provided with an opening which is welded with the end part of the first connecting pipe seat (1).

In this embodiment, four side pipe sockets 5 are arranged on the tank body 2 as liquid level measuring points, two side pipe sockets 5 are respectively arranged on the upper side and the lower side of the tank body 2, and the side pipe sockets 5 on the upper side and the lower side are arranged in a staggered manner.

In this embodiment, the tank body 2 is further provided with a delivery pipe 6.

The hydrophobic collector is manufactured by processing a straight 20G steel pipe.

Example 7

A method of processing a hydrophobic collector, comprising the steps of:

selecting a G115 straight steel pipe as a raw material of the tank body 2, as shown in FIG. 8 (a);

closing up one end of the steel pipe to form a seal head 3 and a second connecting pipe seat 4, as shown in fig. 8 (b); the closing-in is to heat the forming end of the steel pipe, and the end gradually enters the closing-in die 8 through a press machine to form the shapes of the end socket 3 and the second pipe socket 4. As shown in fig. 9, the closing-in die 8 sequentially includes a large pipe portion 81, an arc pipe portion 82, and a small pipe portion 83, the inner diameter of the large pipe portion 81 is identical to the outer diameter of the can body 2, the outer shape of the arc pipe portion 82 is identical to the outer shape of the sealing head 3, and the inner diameter of the small pipe portion 83 is identical to the outer diameter of the second stem 4.

Two holes are respectively formed in the upper side and the lower side of the can body 2, as shown in fig. 8(c), and then the four side socket 5 is ejected out at the positions of the holes by using a drawing die 9, as shown in fig. 8(d), and the shape after ejection is as shown in fig. 8 (e).

The other end of the steel pipe is upset to form a first socket 1, as shown in fig. 8 (f).

Then, grooves are machined on the outer surfaces of the ports of the first connecting pipe seat 1, the second connecting pipe seat 2 and the side connecting pipe seat 5 respectively.

The mechanical properties of the hydrophobic collector prepared in this example are compared with those of the starting material (G115) in Table 1.

TABLE 1 mechanical Properties of the hydrophobic collector prepared in this example and the raw Material (G115)

Note: in the table, Rm is tensile strength, which means the maximum stress in Mpa borne by a unit area before the test piece is broken; rp0.2 represents the stress in Mpa at a predetermined non-proportional elongation of 0.2%; a is elongation after fracture; z is the expansion and contraction rate of the section.

From the above table, it can be known that the mechanical properties of the processed hydrophobic collector are equivalent to those of the raw materials, and the mechanical properties at high temperature are generally higher than those of the raw materials.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.