CN205101866U - Hydrophobic pipeline of practical steam pipe - Google Patents

Abstract

The utility model provides a hydrophobic pipeline of practical steam pipe has in succession hydrophobic and the periodical blowdown function of draining, including steam conduit and pipe support, water drum is with fixed attention connected to the steam conduit, accelerate the speed of condensation and in time eliminate the accident potential, congeal the water drum and connect hydrophobic pipe, hydrophobic pipe divide into five sections, a root valve is established respectively to five sections hydrophobic pipes, a maintain valve, a trap, two operating valves carry out the piggy -back connector, set up two strong points on the pipe support post, go up the strong point and adopt loose support, under bracing point adopts and cramps the support, above structure is favorable to continuous operation steam conduit all the year round very much, when hydrophobic pipeline end section and middle section pipeline valve gate need overhaul, need not wait until that full factory's nature overhaul occlusion just can overhaul at any time, guarantee the safety of operating personnel and production.

Description

A kind of utility steam pipe drain water piping

Technical field

The utility model relates to field of petrochemical industrial, in particular to a kind of steam tube drain water piping.

Background technique

In the manufacturing mechanism of petrochemical industry and chemical industry plant area routine checks, usually find to there is following problem when checking steam pipe system: 1, have many places drain pipe valve leaks, but steam work can not be stopped in time keeping in repair due to pipe network, can only operation under leakage, 2, there are the elbow of many places drain water piping and wet water pipe section, are corroded because can not get discharging water in time, have rusty stains, even there is the phenomenon that perforation is leaked, 3, there is many places drain water piping not to be provided with supporting part, be in free suspension state, just in case run into external force collision, security incident will occur, and steam leakage all can damage personal safety and surrounding objects and environment, therefore technician notes with these problems design and the composition of observing drain pipe, further discovery, there is many deficiencys in the design of these drain pipes and composition, such as: the drain pipe had does not arrange root valve, some drain pipes do not arrange service valve, some drain pipes do not have supporting frame, some drain valve mounting points are incorrect, therefore, for deficiency existing in prior art, a kind of practicality of necessary design, safety, steam tube drain water piping on the pipe support of high quality and high request.

Summary of the invention

The utility model provides a kind of utility steam pipe drain water piping, comprise the pipe support below steam tube and described steam tube, steam tube middle-end adopts single bellmouth pipe collar to connect a solidifying water bag, solidifying water bag connects one end of first paragraph drain pipe, the other end of first paragraph drain pipe connects root valve, two of second segment drain pipe connects root valve and service valve respectively, a connection service valve of the 3rd section of drain pipe, other end arranges a point of branching, 3rd section of drain pipe is divided into the 4th section of drain pipe and the 5th section of drain pipe, the middle-end of the 4th section of drain pipe and the 5th section of drain pipe all arranges an operating valve, in the downstream of the operating valve of the 5th section of drain pipe, a drain valve is set, 4th section of drain pipe tail end corresponding draining little open drain equal to the water outlet of the 5th section of drain pipe tail end, pipe support is divided into pipe support crossbeam and pipe support pillar, arranges the strong point and lower support point by drain pipe fixed support at pipe support pillar.

Further, the CONCENTRIC REDUCER of solidifying water bag bottom welding two superposition, the opening of CONCENTRIC REDUCER connects first paragraph drain pipe.

Further, upper strong point fixed position is positioned at second segment drain pipe, and lower support point fixed position is positioned at the 4th section of drain pipe, and the upper strong point and lower support point all adopt angle steel support by U bolt by unrestrained water pipe fixed support.

Further, the upper strong point adopts and loosely supports drain pipe, and lower support point adopts banding to support drain pipe.

Further, first paragraph drain pipe is installed with the form with two right angles or miter angle, 4th section of drain pipe is vertically installed with straight-through tube form, and the 5th section of drain pipe is installed with bypass tube form level, and drain valve mounting point is on the horizontal segment of the 5th section of drain pipe.

The beneficial effects of the utility model are: connect solidifying water bag at steam line, the speed accelerating condensation eliminates accident potential in time, drain water piping arranges the structure of branch's threeway, straightthrough port connects drain pipe, be conducive to regular blowdown and ponding emptying, in time discharge water, avoid or alleviate the corrosion of wet water pipe section, by-pass port connects drain pipe, be conducive to protection drain valve not pollute by sewer, ensure that drain valve normally works, extend the drain valve repair cycle, the upper strong point adopts and loosely supports drain pipe, thus ensure that drain pipe significantly can not swing by external force collision and cause root run and destroy, also can not support because arranging and affect drain pipe and to follow when steam line expands with heat and contract with cold motion and by drawing crack, which ensure that the safety of soldered avoids weld cracking, lower support point adopts banding to support drain pipe, make drain pipe lower support firm, the reliable operation thus be conducive to being conducive to operating valve discharges water hydrophobic in time, the timely discharge of condensed water can slow down the weld stress of valve, avoid weld cracking, steam sprays, ensure the safety of operator and production.

Accompanying drawing explanation

In order to be illustrated more clearly in the technological scheme in the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described:

Fig. 1 is structural representation of the present utility model.

In accompanying drawing, 1 is steam line, and 2 is single bellmouth pipe collar, and 3 is solidifying water bag, head sized by 4,5 is root valve, and 6 is service valve, 7a is the 4th section of drain pipe operating valve, and 7b is the 5th section of drain pipe operating valve, and 8 is drain valve, 9 is pipe support crossbeam, and 10 is pipe support pillar, and 11 is angle steel support, 12 is the little open drain of draining, and 101 is first paragraph drain pipe, and 102 is second segment drain pipe, 103 is the 3rd section of drain pipe, and 104 is the 4th section of drain pipe, and 105 is the 5th section of drain pipe.

Embodiment

Below enforcement of the present utility model is described in detail by reference to the accompanying drawings, as shown in Figure 1, a kind of utility steam pipe drain water piping that the utility model provides, and double as blowdown blow-off line, comprise the pipe support below steam line 1 and steam line 1, steam line 1 middle-end adopts single bellmouth pipe collar 2 to connect a solidifying water bag 3, the benefit of single bellmouth pipe collar 2 is adopted to be that steam tube 1 caliber is very large, be not applicable to the threeway finished product of size, after adopting single bellmouth pipe collar 2, steam tube 1 does not need to do Cutout reinforcement again, as preferably, coagulate water bag 3 and adopt DN80 steel pipe manufacturing, one is that this type of steel pipe source is easy, two is the specification requirements of satisfied single bellmouth pipe collar 2 overall dimensions, and the effect of solidifying water bag 3 is the poly-solidifying water put in steam line 1, the CONCENTRIC REDUCER 4 of solidifying water bag 3 bottom welding two superposition, the opening of CONCENTRIC REDUCER 4 connects first paragraph drain pipe, and the object of welding CONCENTRIC REDUCER 4 is that solidifying water bag 3 is more conducive to discharging water of condensation, and is conducive to the drain pipe of connection≤DN50 plurality of specifications, solidifying water bag connects one end of first paragraph drain pipe 101, the other end of first paragraph drain pipe 101 connects root valve 4, as preferably, root valve 4 adopts socket-welded gate valve, and the benefit adopting socket-welded gate valve to reveal steam, can not need to carry out self maintenance with the lifelong work of steam tube, root valve 4 is often opened under drain pipe running state, only carrying out general overhaul, to comprise in the maintenance of service valve 6 needs or production process if desired, ability is closed, as preferably, first paragraph drain pipe 101 is installed with the form with two right angles, one can ensure that solidifying water bag 3 keeps certain distance with pipe support crossbeam 9, and increase the flexibility of first paragraph drain pipe 101, coagulate water bag 3 and first paragraph drain pipe 101 road when avoiding steam line 1 working state to move to be hindered by pipe support crossbeam 9 and encircle and split root run, no matter two can ensure that any on pipe support crossbeam 9 of steam line 1 lays position, first paragraph drain pipe 101 can be guided to pipe support pillar 10 side to install, as expansion, as first time drain pipe 101 and adjacent pipe between have enough spaces, under the condition ensureing the adjacent pipe of the unlikely obstruction of first paragraph drain pipe 101 under working state, two elbow bends can make two 45 ° of elbows into, then more be conducive to arranging water of condensation rapidly.

Two of second segment drain pipe 102 connects root valve 5 and service valve 6 respectively, wherein service valve 6 adopts flange type sluice valve, adopt the benefit of flange type sluice valve be switch rapidly and be convenient to self examine and replace, service valve 6 often leaves under drain water piping continuous hydrophobic running state, only closes when blowdown or the work that discharges water switch at drain water piping.

A connection service valve 6 of the 3rd section of drain pipe 103, other end arranges point of branching and the 3rd section of drain pipe 103 is divided into the 4th section of drain pipe 104 and the 5th section of drain pipe 105, as preferably, wherein the 5th section of drain pipe 105 is set to hydrophobic channel, is horizontal installation, connects the by-pass port of branch's threeway, notice that horizontal pipeline section should be as far as possible short, to ensure that piping has enough stabilitys, otherwise, end should be set up and support.

4th section of drain pipe 104 is set to water holding space and blowdown and discharges water passage, is vertical installation, connects the straightthrough port of point of branching; 4th section of drain pipe 104 connects the straightthrough port of the 3rd section of drain pipe 103, and the water pipeline section of suitable length is established in the upstream of middle-end setting operation valve 7a, operating valve 7a, can deposit a certain amount of sewage or solidifying water, the corresponding little open drain 12 of draining of tail end water outlet.

5th section of drain pipe 105 connects the by-pass port of the 3rd section of drain pipe 103, and laterally install, middle-end setting operation valve 7b, arranges drain valve 8 in the downstream of operating valve 7b, the corresponding little open drain 12 of draining of tail end water outlet of the 5th section of drain pipe 105; When the 5th section of drain pipe 105 carries out hydrophobic work continuously, except operating valve 7a closes, all the other each valves are in open state, clean solidifying water along the 5th section of drain pipe 105 through drain valve 8 white-out, heavier solidifying water or sewage are temporarily stored in the pipeline section above operating valve 7a downwards along the vertical pipeline section of the 4th section of drain pipe 104, wait for periodic exhaustion; Needs blowdown or discharge water work time, service valve 6 and operating valve 7b close, and operating valve 7a and all the other each valves are in open state, and such sequence of operation just reaches only to discharge water does not run the effect of vapour, and sewer can not pollute drain valve 8; 4th section of drain pipe 104 tail end and the little open drain 12 of the equal corresponding draining of the water outlet of the 5th section of drain pipe 105 tail end, avoid discharging phenomenon everywhere; As for the setting height(from bottom) of valve in installment work, except root valve 5, all the other each valves all should be arranged on operator can the height of easy-to-operat and maintenance on ground.

Pipe support is divided into pipe support crossbeam 9 and pipe support pillar 10, arranges the strong point and lower support point by drain pipe fixed support at pipe support pillar 10, when arranging the link position of solidifying water bag 3, note needing to ensure certain distance between pipe support crossbeam 9 and the link position of solidifying water bag 3, this distance need be greater than the maximum horizontal thermal walking value of steam line 1, upper strong point fixed position is positioned at second segment drain pipe 102, and upper 1/3rd positions on the lower side that should be positioned at along vertical plane steam line 1 height, lower support point fixed position is positioned at the 4th section of drain pipe 104, and the below of the 5th section of drain pipe 105 should be positioned at, the upper strong point and lower support point all adopt angle steel support 11 by U bolt (not shown) by drain pipe fixed support, the upper strong point adopts and loosely supports drain pipe, object is to support because arranging and affect drain pipe and follow motion that steam tube 1 causes because expanding with heat and contract with cold and by drawing crack, lower support point adopts banding to support drain pipe, its object is to firm for drain pipe lower support, be conducive to the quick of operating valve 7a and 7b, reliable operation.

This utility steam pipe drain water piping, not only can continuous hydrophobic but also can discharge water by periodical blowdown, structure is simple, easy to operate, has thoughtful security setting, avoid the situation occurring that steam sprays in process of production, ensure the safety of production operation personnel, and technician is carrying out in the process of producing, can according to actual production need handover operation is carried out to each valve, thorough discharge is coagulated water and is not run vapour, reaches satisfied effect.

The above, content of the present utility model is not limited to cited by embodiment, and those of ordinary skill in the art take the conversion of any equivalence to the utility model scheme by reading the utility model specification, be claim of the present invention and contain.

Claims (5)

1. a utility steam pipe drain water piping, comprise the pipe support below steam line and described steam line, it is characterized in that, described steam line middle-end adopts single bellmouth pipe collar to connect a solidifying water bag, described solidifying water bag connects one end of first paragraph drain pipe, the other end of described first paragraph drain pipe connects root valve, two of second segment drain pipe connects described root valve and service valve respectively, one of 3rd section of drain pipe connects described service valve, other end arranges a point of branching, described 3rd section of drain pipe is divided into the 4th section of drain pipe and the 5th section of drain pipe, the middle-end of described 4th section of drain pipe and described 5th section of drain pipe all arranges an operating valve, in the downstream of the described operating valve of described 5th section of drain pipe, a drain valve is set, described 4th section of drain pipe tail end corresponding draining little open drain equal to the water outlet of described 5th section of drain pipe tail end, described pipe support is divided into pipe support crossbeam and pipe support pillar, arranges the strong point and lower support point by described drain pipe fixed support at described pipe support pillar.

2. according to a kind of utility steam pipe drain water piping described in claim 1, it is characterized in that, the CONCENTRIC REDUCER of described solidifying water bag bottom welding two superposition, the opening of described CONCENTRIC REDUCER connects described first paragraph drain pipe.

3. according to a kind of utility steam pipe drain water piping described in claim 2, it is characterized in that, described upper strong point fixed position is positioned at described second segment drain pipe, described lower support point fixed position is positioned at described 4th section of drain pipe, and the described upper strong point and described lower support point all adopt angle steel support by U bolt by described unrestrained water pipe fixed support.

4. according to a kind of utility steam pipe drain water piping described in claim 3, it is characterized in that, the described upper strong point adopts the described drain pipe of loose support, and described lower support point adopts banding to support described drain pipe.

5. according to a kind of utility steam pipe drain water piping described in claim 4, it is characterized in that, described first paragraph drain pipe is installed with the form with two right angles or miter angle, described 4th section of thin pipe is vertically installed with straight-through tube form, described 5th section of drain pipe is installed with bypass tube form level, and described drain valve mounting point is on the horizontal segment of described 5th section of drain pipe.