CN215864855U

CN215864855U - Channel block structure convenient to pipeline backward flow separation

Info

Publication number: CN215864855U
Application number: CN202122041779.XU
Authority: CN
Inventors: 熊红玲; 罗红星; 黄聪; 宋平
Original assignee: Shenzhen Changshi Fluid Equipment Co ltd
Current assignee: Shenzhen Changshi Fluid Equipment Co ltd
Priority date: 2021-08-27
Filing date: 2021-08-27
Publication date: 2022-02-18
Anticipated expiration: 2031-08-27

Abstract

The utility model discloses a pipe box cap structure convenient for pipeline backflow separation, which comprises a cap and a pipe box plate, wherein the cap is arranged on one side of the pipe box plate, the outer side surface of the cap is an arc surface, a flow inlet pipe orifice and a backflow pipe orifice are respectively arranged on the arc surface, the flow inlet pipe orifice is positioned above the backflow pipe orifice, the flow inlet pipe orifice and the backflow pipe orifice are obliquely arranged on the outer side surface of the cap, and the intersection of the central lines of the flow inlet pipe orifice and the backflow pipe orifice is superposed with the spherical center of the outer arc surface of the cap.

Description

Channel block structure convenient to pipeline backward flow separation

Technical Field

The utility model relates to the technical field of heat exchangers, in particular to a pipe box cover cap structure convenient for pipeline backflow separation.

Background

Shell-and-tube heat exchanger often is used for the heat transfer condensation of big discharge capacity liquid, the pipe case at shell-and-tube heat exchanger both ends is used for the feed liquor and the liquid return of tube bank, the lateral surface of pipe case is fixed through the block usually, the lateral surface at the block need set up the inlet pipe mouth and the connection that the backward flow mouth carries out the tube bank, it is common use at present to set up the inlet pipe mouth and the backward flow mouth perpendicularly at the lateral surface of block, but during the horizontal tube bank that the internal connection corresponds, because perpendicular relation between them, the pipe connection is more difficult, time cost has been increased, and set up inlet pipe mouth and backward flow mouth into the horizontal direction and get into the block, then the technology degree of difficulty is high, be not suitable for actual production.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art, provides a pipe box cover cap structure convenient for backflow separation of pipelines, can facilitate the connection of an inflow pipe orifice and a backflow pipe orifice with corresponding pipe bundles, shortens the installation time, saves the cost, and can effectively solve the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a pipe case block structure convenient to pipeline backward flow separation, includes block and pipe case board, the block sets up one side of pipe case board, and the lateral surface of block is the arcwall face, is provided with the influent pipe mouth and the backward flow mouth of pipe on the arcwall face respectively, and the influent pipe mouth is located the orificial top of backward flow, the influent pipe mouth and the backward flow mouth of pipe all incline to set up at the lateral surface of block, and the inlet pipe mouth and the orificial central line intersection of backward flow coincide with the sphere center of block extrados.

As a preferred technical scheme of the utility model, the included angle of the central lines of the inflow pipe orifice and the backflow pipe orifice is 50-80 degrees.

As a preferable technical scheme of the utility model, a partition plate is arranged in the cap along the horizontal direction, and the inlet pipe orifice and the return pipe orifice are respectively positioned at the upper side and the lower side of the partition plate.

As a preferable technical scheme of the utility model, the upper surface and the lower surface of the partition board are fixedly connected with the inner side wall of the cap through reinforcing ribs.

As a preferable technical solution of the present invention, the cap and the tube box plate are fixedly connected by a connecting bolt.

In a preferred embodiment of the present invention, a sealing gasket is disposed around a contact surface between the cap and the tube box plate.

As a preferred technical scheme of the utility model, a flange is welded on the outer side surface of the cap, and the connecting bolt penetrates through corresponding threaded holes on the flange and the pipe box plate to fixedly connect the cap and the pipe box plate.

Compared with the prior art, the utility model has the beneficial effects that: this pipe box block structure convenient to pipeline backward flow separation thinks about ingeniously, reasonable in design, greatly reduced the mouth of pipe of inflow and the orificial mounting process of backward flow, and easy operation, through with the mouth of pipe of inflow and the orificial slope setting of backward flow on the arcwall face of block, both reduced the installation face technology degree of difficulty, the intercommunication of the inside tube bank of being convenient for through the mouth of pipe of slope simultaneously has not only improved work efficiency, has reduced workman's intensity of labour moreover, has practiced thrift manufacturing cost.

Drawings

FIG. 1 is a schematic view of a structure of the cap and the tube box plate according to the present invention;

FIG. 2 is a right side view of FIG. 1;

fig. 3 is a cross-sectional view taken at a-a in fig. 1.

In the figure: 1 cap, 2 pipe box plates, 3 connecting bolts, 4 inflow pipe orifices, 5 backflow pipe orifices, 6 flanges, 7 partition plates, 8 reinforcing ribs and 9 sealing gaskets.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments (for convenience of description and understanding, the upper side of fig. 2 is referred to as the upper side below). All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1: referring to fig. 1-3, the present invention provides a technical solution: a channel box cap structure convenient for pipeline backflow separation comprises a cap 1 and a channel box plate 2, wherein the cap 1 is arranged on one side of the channel box plate 2, a sealing gasket 9 is arranged on one circle of a contact surface between the cap 1 and the channel box plate 2, the sealing performance of the whole heat exchanger can be improved by arranging the sealing gasket 9, the outer side surface of the cap 1 is an arc surface, a flow inlet pipe orifice 4 and a backflow pipe orifice 5 are respectively arranged on the arc surface, the flow inlet pipe orifice 4 is positioned above the backflow pipe orifice 5, the flow inlet pipe orifice 4 and the backflow pipe orifice 5 are both obliquely arranged on the outer side surface of the cap 1, the intersection point of the central lines of the flow inlet pipe orifice 4 and the backflow pipe orifice 5 is superposed with the spherical center of the outer arc surface of the cap 1, the included angle of the central lines of the flow inlet pipe orifice 4 and the backflow pipe orifice 5 is 50-80 degrees, a partition plate 7 is arranged in the cap 1 along the horizontal direction, and the flow inlet pipe orifice 4 and the backflow pipe orifice 5 are respectively positioned on the upper side and the lower side of the partition plate 7, be convenient for through setting up baffle 7 with the separation of influent stream tube bank and back flow bundle, play the supporting role to the tube bank when the installation simultaneously, the upper and lower surface of baffle 7 all through strengthening rib 8 and block 1's inside wall fixed connection, can improve the connection stability of baffle 7 through setting up strengthening rib 8, this pipe case block structure design of the pipeline backward flow separation of being convenient for is ingenious, and reasonable in design, greatly reduced the installation of influent stream mouth of pipe 4 and backward flow mouth of pipe 5, the overall cost of product has been reduced, make things convenient for workman's operation.

Example 2: the difference with embodiment 1 lies in, through connecting bolt 3 fixed connection between block 1 and the pipe box board 2, the outside welding of block 1 has flange 6, connecting bolt 3 passes flange 6 and pipe box board 2 on the screw hole that corresponds with block 1 and pipe box board 2 fixed connection, through the outside welding flange 6 at block 1, and pass flange 6 and pipe box board 2 through connecting bolt 3 and be connected, make things convenient for the dismantlement of block 1, and then be convenient for wash inside, the convenience of use has been improved greatly.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a pipe case block structure convenient to pipeline backward flow separation, includes block (1) and pipe case board (2), block (1) sets up the one side of pipe case board (2), and the lateral surface of block (1) is the arcwall face, is provided with influent pipe mouth (4) and backward flow mouth (5) on the arcwall face respectively, and influent pipe mouth (4) are located the top of backward flow mouth (5), its characterized in that: the inflow pipe orifice (4) and the backflow pipe orifice (5) are obliquely arranged on the outer side surface of the cover cap (1), and the intersection point of the central lines of the inflow pipe orifice (4) and the backflow pipe orifice (5) coincides with the spherical center of the outer cambered surface of the cover cap (1).

2. A tube box cap structure for facilitating backflow separation of tubes according to claim 1, wherein: the included angle of the central lines of the inflow pipe orifice (4) and the backflow pipe orifice (5) is 50-80 degrees.

3. A tube box cap structure for facilitating backflow separation of tubes according to claim 1, wherein: the inner part of the cover cap (1) is provided with a partition plate (7) along the horizontal direction, and the inflow pipe orifice (4) and the backflow pipe orifice (5) are respectively positioned on the upper side and the lower side of the partition plate (7).

4. A tube box cap structure for facilitating backflow separation of tubes according to claim 3, wherein: the upper surface and the lower surface of the clapboard (7) are fixedly connected with the inner side wall of the cap (1) through reinforcing ribs (8).

5. A tube box cap structure for facilitating backflow separation of tubes according to claim 1, wherein: the cover cap (1) is fixedly connected with the tube box plate (2) through a connecting bolt (3).

6. A tube box cap structure for facilitating backflow separation of tubes according to claim 1, wherein: and a sealing gasket (9) is arranged on the contact surface between the cover cap (1) and the pipe box plate (2) in a circle.

7. A tube box cap structure for facilitating backflow separation of tubes according to claim 5, wherein: the outer side surface of the cover cap (1) is welded with a flange (6), and the connecting bolts (3) penetrate through corresponding threaded holes in the flange (6) and the pipe box plate (2) to fixedly connect the cover cap (1) and the pipe box plate (2).