CN218723384U

CN218723384U - Tube box structure of shell-and-tube heat exchanger

Info

Publication number: CN218723384U
Application number: CN202222974858.0U
Authority: CN
Inventors: 李勇武; 扈涛; 崔国华
Original assignee: Dongying Minghui New Energy Technology Co ltd
Current assignee: Dongying Minghui New Energy Technology Co ltd
Priority date: 2022-11-09
Filing date: 2022-11-09
Publication date: 2023-03-24
Anticipated expiration: 2032-11-09

Abstract

The utility model discloses a shell and tube heat exchanger manages case structure, relate to heat exchanger technical field, the power distribution box comprises a box body, be provided with the import pipe on the box, be provided with the outlet pipe on the box, the box inner wall is provided with the heat-transfer pipe, be provided with first shrouding on the box, be provided with the baffle on the first shrouding, through connection has water conservancy diversion mechanism on the heat-transfer pipe, water conservancy diversion mechanism is including flow guide box and first honeycomb duct, first honeycomb duct cooperatees with the import pipe, through connection has the second honeycomb duct on the flow guide box, the second honeycomb duct is equipped with a plurality ofly altogether, through connection has the third honeycomb duct on the flow guide box, the third honeycomb duct is equipped with a plurality ofly altogether, second honeycomb duct and third honeycomb duct all with heat-transfer pipe through connection, first honeycomb duct top fixedly connected with first sealing washer, first sealing washer diameter is greater than the import pipe, the equal fixedly connected with second sealing washer of second honeycomb duct and third honeycomb duct outer wall. The utility model discloses its advantage lies in the orbit that the guide thermal current got into and removed behind the heat exchanger case.

Description

Tube box structure of shell-and-tube heat exchanger

Technical Field

The utility model relates to a heat exchanger technical field especially relates to a shell and tube heat exchanger tube case structure.

Background

It is known that a heat exchanger is a heat exchange device widely used in petrochemical industry, when high-temperature reaction effluent gas enters the heat exchanger through a tube pass to exchange heat with cold materials of a shell pass, water vapor in a gas phase is condensed and certain components are solidified into salts to be separated out due to temperature reduction of the gas in the heat exchange process.

In the prior art, a heat exchanger tube box generally comprises a housing and a heat transfer pipe, and heat flow is conducted and flowed through the heat transfer pipe.

However, in the above-mentioned device, after the heat flow enters the heat exchanger box, the opening of the heat transfer pipe is small, so that the heat flow needs a certain time to enter the heat transfer pipe.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcomings existing in the prior art, and providing a shell and tube heat exchanger tube box structure. The advantage of this is the trajectory that the heat flow is guided to move after entering the heat exchanger box.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a shell and tube heat exchanger tube case structure, includes the box, be provided with the import pipe on the box, be provided with the outlet pipe on the box, the box inner wall is provided with the heat-transfer pipe, be provided with first shrouding on the box, be provided with the baffle on the first shrouding, run through on the heat-transfer pipe and be connected with water conservancy diversion mechanism, water conservancy diversion mechanism is including water conservancy diversion case and first honeycomb duct, first honeycomb duct with import pipe cooperatees, run through on the water conservancy diversion case and be connected with the second honeycomb duct, the second honeycomb duct is equipped with a plurality ofly altogether, run through on the water conservancy diversion case and be connected with the third honeycomb duct, the third honeycomb duct is equipped with a plurality ofly altogether, second honeycomb duct and third honeycomb duct all with heat-transfer pipe run through connection, second honeycomb duct and third honeycomb duct diameter all are less than corresponding heat-transfer pipe.

Through the technical scheme: effect through first honeycomb duct, the thermal current that flows in will importing the pipe guides, make the thermal current flow in through first honeycomb duct inflow honeycomb duct, again with the leading-in second honeycomb duct of thermal current through the honeycomb duct, through the leading-in heat-transfer pipe of second honeycomb duct, through the cooperation of honeycomb duct and second honeycomb duct, make the accurate quick entering heat-transfer pipe of thermal current ability, the time of thermal current circulation in the box has been reduced, and the effect through the third honeycomb duct, guide the exhaust thermal current, avoid the thermal current to pile up in the box, thereby lead to the heat-transfer pipe to block up, influence the use.

The utility model discloses further set up to, the first sealing washer of first honeycomb duct top fixedly connected with, first sealing washer diameter is greater than import pipe.

Through the technical scheme: through the effect of first sealing washer, seal first honeycomb duct and import both junctions of pipe, avoid the thermal current to run off.

The utility model discloses further set up to, the equal fixedly connected with second sealing washer of second honeycomb duct and third honeycomb duct outer wall, the second sealing washer is equipped with a plurality ofly altogether, and the position of second sealing washer is located two honeycomb ducts middle section positions.

Through the technical scheme: through the effect of second sealing washer, seal both junctions of second honeycomb duct and heat-transfer pipe, avoid the thermal current to run off, seal third honeycomb duct and heat-transfer pipe junction simultaneously.

The utility model discloses further set up to, the equal fixedly connected with baffle in second honeycomb duct and third honeycomb duct outer end, the baffle with the guide box cooperatees.

Through the technical scheme: the moving positions and the moving tracks of the second guide pipe and the third guide pipe are limited through the action of the baffle.

The utility model discloses further set up to, the baffle with flow guide box through connection, flow guide box inside divide into two inner chambers.

Through the technical scheme: through the effect of baffle, make the inside two spaces that divide into of baffle, avoid the heat current to appear flowing chaotic condition, lead to blockking up.

The utility model discloses further set up to, first shrouding outer wall fixedly connected with second shrouding, second shrouding diameter is greater than first shrouding.

Through the technical scheme: through the effect of second shrouding, the staff can be fixed second shrouding and box through the welding, and because the second shrouding diameter is great, prevents that the thermal current from running off from second shrouding and box junction.

The utility model has the advantages that:

1. this shell and tube heat exchanger tube case structure, effect through first honeycomb duct, the thermal current that flows in will importing the pipe guides, make the thermal current flow in through first honeycomb duct inflow honeycomb duct, again with the leading-in second honeycomb duct of thermal current through the honeycomb duct, through the leading-in heat-transfer pipe of second honeycomb duct, through the cooperation of honeycomb duct and second honeycomb duct, make in the accurate quick entering heat-transfer pipe of thermal current ability, the time of thermal current circulation in the box has been reduced, and the effect through the third honeycomb duct, guide exhaust thermal current, avoid the thermal current to pile up in the box, thereby lead to the heat-transfer pipe to block up, influence the use.

2. This shell and tube formula heat exchanger tube case structure seals both junctions of second honeycomb duct and heat-transfer pipe through the effect of second sealing washer, avoids the thermal current to run off, seals third honeycomb duct and heat-transfer pipe junction simultaneously.

3. This shell and tube heat exchanger tube case structure, through the effect of second shrouding, the staff can be fixed second shrouding and box through the welding, and because second shrouding diameter is great, prevents that the thermal current from running off from second shrouding and box junction.

Drawings

Fig. 1 is a schematic structural view of a whole tube box structure of a shell-and-tube heat exchanger according to the present invention;

fig. 2 is a schematic structural diagram of a tube box structure of a shell-and-tube heat exchanger according to the present invention;

FIG. 3 is a schematic sectional view of the present invention;

fig. 4 is a schematic view of a second flow guide structure of the present invention.

In the figure: 1. a box body; 101. an inlet pipe; 102. an outlet pipe; 103. a heat transfer tube; 104. a first seal plate; 105. a partition plate; 106. a second seal plate; 2. a flow guide mechanism; 201. a flow guide box; 202. a first draft tube; 203. a second draft tube; 204. a third draft tube; 205. a first seal ring; 206. a second seal ring; 207. and a baffle plate.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the figures, which are based on the orientations and positional relationships shown in the figures, and are used for convenience in describing the patent and for simplicity in description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore should not be construed as limiting the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example one

Referring to fig. 1, fig. 2, fig. 3 and fig. 4, a tube box structure of a shell-and-tube heat exchanger includes a box body 1, an inlet tube 101 is disposed on the box body 1, an outlet tube 102 is disposed on the box body 1, a heat transfer tube 103 is disposed on an inner wall of the box body 1, a first sealing plate 104 is disposed on the box body 1, a partition plate 105 is disposed on the first sealing plate 104, a flow guide mechanism 2 is connected on the heat transfer tube 103 in a penetrating manner, the flow guide mechanism 2 includes a flow guide box 201 and a first flow guide tube 202, the first flow guide tube 202 is matched with the inlet tube 101, a second flow guide tube 203 is connected on the flow guide box 201 in a penetrating manner, the second flow guide tube 203 is provided with a plurality of flow guide tubes, a third flow guide tube 204 is connected on the flow guide box 201 in a penetrating manner, the third flow guide tube 204 is provided with a plurality of flow guide tubes, the second flow guide tube 203 and the third flow guide tube 204 are both connected with the heat transfer tube 103 in a penetrating manner, and diameters of the second flow guide tube 202 and the third flow guide tube 204 are smaller than the corresponding heat transfer tube 103.

Example two

Referring to fig. 2, 3 and 4, the top of the first draft tube 202 is fixedly connected with a first sealing ring 205, the diameter of the first sealing ring 205 is larger than that of the inlet tube 101, and the joint of the first draft tube 202 and the inlet tube 101 is sealed by the first sealing ring 205, so that heat flow loss is avoided; the outer walls of the second flow guide pipe 203 and the third flow guide pipe 204 are fixedly connected with a plurality of second sealing rings 206, the second sealing rings 206 are arranged at the middle sections of the two flow guide pipes, the joint of the second flow guide pipe 203 and the heat transfer pipe 103 is sealed by the action of the second sealing rings 206, heat flow loss is avoided, and the joint of the third flow guide pipe 204 and the heat transfer pipe 103 is sealed; the outer ends of the second guide pipe 203 and the third guide pipe 204 are fixedly connected with a baffle 207, the baffle 207 is matched with the guide box 201, and the moving positions and tracks of the second guide pipe 203 and the third guide pipe 204 are limited by the action of the baffle 207; baffle 105 and baffle box 201 through connection, baffle box 201 is inside to be divided into two inner chambers, utilizes baffle 105's effect, makes baffle box 201 inside be divided into two spaces, avoids the heat current to appear flowing chaotic condition, leads to blockking up.

EXAMPLE III

Referring to fig. 1 and 3, first shrouding 104 outer wall fixedly connected with second shrouding 106, second shrouding 106 diameter are greater than first shrouding 104, utilize the effect of second shrouding 106, and the staff can be fixed second shrouding 106 and box 1 through the welding, and because second shrouding 106 diameter is great, prevent that the heat current from running off from

second shrouding

106 and 1 junction of box.

The working principle is as follows: utilize first honeycomb duct 202's effect, guide the thermal current that flows in the import pipe 101, make the thermal current flow through first honeycomb duct 202 flow in the baffle box 201, again with the thermal current leading-in second honeycomb duct 203 in through the baffle box 201, through the cooperation of baffle box 201 and second honeycomb duct 203 with the leading-in heat-transfer pipe 103 of thermal current, make during the accurate quick entering heat-transfer pipe 103 of thermal current ability, the time of thermal current circulation in box 1 has been reduced, and the effect through third honeycomb duct 204, guide exhaust thermal current, avoid the thermal current to pile up in box 1, thereby lead to the heat-transfer pipe 103 to block up, influence the use.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a shell and tube heat exchanger tube box structure, includes box (1), its characterized in that, be provided with import pipe (101) on box (1), be provided with outlet pipe (102) on box (1), box (1) inner wall is provided with heat-transfer pipe (103), be provided with first shrouding (104) on box (1), be provided with baffle (105) on first shrouding (104), run through on heat-transfer pipe (103) and be connected with water conservancy diversion mechanism (2), water conservancy diversion mechanism (2) are including water conservancy diversion case (201) and first honeycomb duct (202), first honeycomb duct (202) with it cooperatees to import pipe (101), run through on water conservancy diversion case (201) and be connected with second honeycomb duct (203), second honeycomb duct (203) are equipped with a plurality ofly altogether, run through on water conservancy diversion case (201) and be connected with third honeycomb duct (204), third honeycomb duct (204) are equipped with a plurality ofly altogether, second honeycomb duct (203) and third honeycomb duct (204) all with heat-transfer pipe (103) run through and be connected.

2. A tube box structure of a shell and tube heat exchanger according to claim 1, characterized in that a first sealing ring (205) is fixedly connected to the top of the first flow guiding tube (202), and the diameter of the first sealing ring (205) is larger than that of the inlet tube (101).

3. A tube box structure of a shell-and-tube heat exchanger according to claim 2, characterized in that the outer walls of the second flow pipe (203) and the third flow pipe (204) are fixedly connected with a second sealing ring (206), and a plurality of second sealing rings (206) are provided.

4. A tube box structure of a shell and tube heat exchanger according to claim 2, characterized in that the outer ends of the second draft tube (203) and the third draft tube (204) are fixedly connected with a baffle (207), and the baffle (207) is matched with the flow guide box (201).

5. A shell and tube heat exchanger tube box structure according to claim 2, characterized in that the baffle plate (105) is connected with the flow guiding box (201) in a penetrating manner, and the flow guiding box (201) is internally divided into two inner cavities.

6. A tube box structure for a shell and tube heat exchanger according to claim 1, wherein a second sealing plate (106) is fixedly connected to an outer wall of the first sealing plate (104), and the diameter of the second sealing plate (106) is larger than that of the first sealing plate (104).