Flow guide and noise reduction device for heat exchanger tube plate

Abstract

The utility model relates to the technical field of heat exchangers, and discloses a heat exchanger tube plate flow guide and noise reduction device which comprises a heat exchanger tube plate body, a protection shell arranged on the left side of the heat exchanger tube plate body, a sound insulation mechanism arranged in the heat exchanger tube plate body and an inserting plate arranged on the right side of the heat exchanger tube plate body. Limiting mechanisms for limiting the inserting plates are arranged at the top and the bottom of the right side of the heat exchanger tube plate body and comprise first notches formed in the top and the bottom of the end, close to the inserting plates, of the heat exchanger tube plate body, and limiting plates are fixed to the top and the bottom of the end, close to the heat exchanger tube plate body, of the inserting plates. And the limiting plate is matched with the first notch. Through the design of the limiting plate and the sliding rod, the plug board can be quickly positioned and fixed, so that the working efficiency is improved, the mounting time is shortened, an operator can finish dismounting only by pulling the anti-falling cap, the operation steps are simplified, the operation difficulty is reduced, and the plug board is convenient and practical.

Description

TECHNICAL FIELD

[0001] The utility model relates to heat exchanger technical field especially relates to a heat exchanger tube plate flow guide noise reduction device. BACKGROUND

[0002] Heat exchanger is the equipment that passes the part heat of hot fluid to cold fluid, also called heat exchanger, and is widely used, fixed tube sheet heat exchanger is an energy-saving equipment that realizes heat transfer between materials, and is a kind of process equipment widely used in petroleum, chemical industry, petrochemical industry, metallurgy, electric power, light industry, food industry and other industries.

[0003] But most of the existing heat exchanger tube sheet sound insulation effect is poor, the internal water flow of heat exchanger carries on normal circulation, repeatedly impacts the inner wall of heat exchanger tube sheet, and produces water sound of water flow striking inner wall, which brings inconvenience to the work of staff, and long time can cause tinnitus of staff, therefore, the urgent need to solve this kind of problem. INNOVATION CONTENT

[0004] The utility model discloses a heat exchanger tube plate flow guide noise reduction device to solve the technical problems in the prior art.

[0005] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A kind of heat exchanger tube plate flow guide noise reduction device, including heat exchanger tube plate body, the left side of the heat exchanger tube plate body is equipped with protective shell, the inside of the heat exchanger tube plate body is equipped with sound insulation mechanism, the right side of the heat exchanger tube plate body is equipped with plug-in board, and the right side top and bottom of heat exchanger tube plate body are equipped with the limiting mechanism that the plug-in board is limited;

[0007] The limiting mechanism includes the first slot that is opened in the top and bottom of the end of heat exchanger tube plate body close to plug-in board, the top and bottom of the end of plug-in board close to heat exchanger tube plate body are fixed with limiting plate, and limiting plate and first slot are mutually matched, the side away from each other of two limiting plates is equipped with positioning hole, the side away from each other of two first slots is equipped with second slot, and the inside of second slot is equipped with sliding rod, the top of second slot is equipped with the hole for sliding rod to pass through, the outer wall bottom of sliding rod is fixed with fixed ring, and sliding rod and positioning hole are mutually matched, when limiting plate is inserted into first slot, sliding rod will limit limiting plate, and then realize quick and free installation and disassembly to plug-in board.

[0008] As a further scheme of the utility model, the top of the end away from plug-in board of limiting plate is arc face.

[0009] As a further scheme of the utility model, one side of two fixed rings away from each other is equipped with a spring, the other end of the spring is in contact with the inner wall top of the second notch, and the spring is located outside the slide rod.

[0010] As a further scheme of the utility model, one side of two slide rods away from each other is fixed with an anti-dropping cap.

[0011] As a further scheme of the utility model, the sound insulation mechanism comprises a filter screen installed at one end of the heat exchanger tube plate body, a sound insulation board is installed at one end of the filter screen, sound absorbing cotton is installed on the outer wall of the heat exchanger tube plate body and the protective shell, and one of the sound absorbing cottons is provided with a notch for the slide rod to pass through, and the sound absorbing cotton and the sound insulation board can insulate and reduce the impact force generated by water flow.

[0012] As a further scheme of the utility model, the outer wall of one side of the protective shell and the heat exchanger tube plate body close to each other is fixed with a connecting flange, and the two connecting flanges are fixedly connected through bolts and nuts.

[0013] As a further scheme of the utility model, the heat exchanger tube plate body is fixed with a fixed plate at one end, and the plug-in plate is located inside the fixed plate.

[0014] The utility model discloses the beneficial effects are:

[0015] The utility model discloses: because adopt limiting plate, when fixed plate drives two limiting plates to insert into first notch, the arc surface of limiting plate will contact with the bottom of slide rod, and slide rod will move up and slide on the outer wall of limiting plate, when the bottom of slide rod slides to positioning hole, spring will reset slide rod, and then make slide rod insert into positioning hole, and then realize quick installation and positioning to plug-in plate, pull anti-dropping cap, and anti-dropping cap will drive slide rod to be away from positioning hole, and can conveniently make staff quick plug-in plate dismount and clean, through the design of limiting plate and slide rod, can quick plug-in plate positioning and fixed, thereby improve work efficiency, reduce installation time, and operating personnel only need to pull anti-dropping cap to complete dismounting, simplify the operation steps, reduce the operation difficulty, and it is convenient and practical.

[0016] The utility model discloses: because adopt sound insulation board, through being provided with sound insulation board, the noise that the impact of water flow to the inner wall of heat exchanger tube plate body produced is reduced, and the impact force that water flow produced is reduced, and the noise that the sound absorption cotton can weaken twice is produced, effectively solve the heat exchanger internal water flow in the background technology mentioned when normal circulation, will repeatedly impact the inner wall of heat exchanger tube plate, and produce the water sound of water flow striking inner wall, the problem that the work of staff has brought inconvenience, and further effectively reduce the impact noise of water flow to the inner wall of heat exchanger tube plate, create a more quiet working environment, the use of sound absorption cotton further weakens the noise that produces, enhances the overall noise reduction effect, makes the environment more comfortable, improves work efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a side sectional structure schematic drawing of the heat exchanger tube plate flow guide noise reduction device that the utility model proposes;

[0018] Figure 2 It is a partial three-dimensional structure schematic drawing of the heat exchanger tube plate flow guide noise reduction device that the utility model proposes;

[0019] Figure 3 It is a heat exchanger tube plate body side sectional partial structure schematic drawing of the heat exchanger tube plate flow guide noise reduction device that the utility model proposes;

[0020] Figure 4 It is a heat exchanger tube plate flow guide noise reduction device that the utility model proposes; Figure 3 It is the enlarged structure schematic drawing of A place in middle.

[0021] In the drawing: 1, heat exchanger tube plate body;101, filter screen;102, sound insulation board;103, first slot;104, second slot;2, protection shell;201, sound absorption cotton;202, connecting flange;203, bolt;204, nut;3, fixed plate;301, plug-in board;302, limit plate;303, slide bar;304, spring;305, fixed ring;306, anti-off cap. DETAILED DESCRIPTION

[0022] The technical scheme in the embodiments of the utility model will be clearly and completely described below in combination with the drawings in the embodiments of the utility model, and apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0023] It should be explained that the embodiments in the application and the features in the embodiments can be combined with each other without conflict. The utility model will be described in detail below with reference to the drawings and in combination with the embodiments.

[0024] Reference Figure 1 - Figure 4The utility model provides a heat exchanger tube plate guide flow noise reduction device, including heat exchanger tube plate body 1, the left side of heat exchanger tube plate body 1 is equipped with protective shell 2, the inside of heat exchanger tube plate body 1 is equipped with sound insulation mechanism, the right side of heat exchanger tube plate body 1 is equipped with the plug -in board 301, and the right side top and bottom of heat exchanger tube plate body 1 are equipped with the limiting mechanism that carries out the limiting of plug -in board 301,

[0025] The limiting mechanism includes the first slot 103 that is opened in the top and bottom of the end of the heat exchanger tube plate body 1 close to the plug-in board 301, the top and bottom of the end of the plug-in board 301 close to the heat exchanger tube plate body 1 are fixed with the limiting plate 302, and the limiting plate 302 is matched with the first slot 103, the opposite side of the two limiting plates 302 is provided with the positioning hole, the opposite side of the two first slots 103 is provided with the second slot 104, and the second slot 104 is slidably provided with the slide rod 303, the top of the second slot 104 is provided with a hole for the slide rod 303 to pass through, the outer wall of the slide rod 303 is fixed with the fixed ring 305 at the bottom, and the slide rod 303 is matched with the positioning hole, when the limiting plate 302 is inserted into the first slot 103, the slide rod 303 will limit the limiting plate 302, and then the plug-in board 301 is quickly and freely mounted and disassembled.

[0026] In the embodiment, the top of the end of the limiting plate 302 away from the plug-in board 301 is arc-shaped.

[0027] In the embodiment, the opposite side of the two fixed rings 305 is provided with the spring 304, the other end of the spring 304 is in contact with the inner wall of the second slot 104, and the spring 304 is located outside the slide rod 303.

[0028] In the embodiment, the opposite side of the two slide rods 303 is fixed with the anti-dropping cap 306.

[0029] In the embodiment, the sound insulation mechanism includes the filter screen 101 installed at one end of the heat exchanger tube plate body 1, the sound insulation plate 102 is installed at one end of the filter screen 101, the outer walls of the heat exchanger tube plate body 1 and the protective shell 2 are both installed with the sound-absorbing cotton 201, and one of the sound-absorbing cottons 201 is provided with a slot through which the slide rod 303 passes, and the sound-absorbing cotton 201 and the sound insulation plate 102 can insulate and reduce the impact force generated by the water flow.

[0030] In the embodiment, the outer walls of the opposite sides of the protective shell 2 and the heat exchanger tube plate body 1 are both fixed with the connecting flanges 202, and the two connecting flanges 202 are fixedly connected through the bolts 203 and the nuts 204.

[0031] In the embodiment, the fixed plate 3 is fixed at one end of the heat exchanger tube plate body 1, and the plug-in board 301 is located in the inside of the fixed plate 3.

[0032] Working principle: when in use, the two connecting flanges 202 are fixedly connected through the bolts 203 and the nuts 204, so that the heat exchanger tube plate body 1 and the protective shell 2 are sealingly connected, the sound insulation board 102 is arranged to reduce the noise generated by the impact of the water flow on the inner wall of the heat exchanger tube plate body 1, and to reduce the impact force generated by the water flow, the sound-absorbing cotton 201 can weaken the generated noise again, the filter screen 101 can filter the impurities in the water flow, reduce the corrosion degree of the impurities on the connection between the heat exchanger tube plate body 1 and the protective shell 2, and the first slot 103 and the limiting plate 302 are limited, so that the staff can quickly and freely disassemble the plug-in plate 301, and then facilitate the subsequent cleaning of the plug-in plate 301, when the fixing plate 3 drives the two limiting plates 302 to be inserted into the first slot 103, the arc surface of the limiting plate 302 will be in contact with the bottom of the sliding rod 303, the sliding rod 303 will move upwards and slide on the outer wall of the limiting plate 302, when the bottom of the sliding rod 303 slides to the positioning hole, the spring 304 will reset the sliding rod 303, so that the sliding rod 303 is inserted into the positioning hole, thereby quickly installing the plug-in plate 301 in place, pulling the anti-escape cap 306, the anti-escape cap 306 drives the sliding rod 303 away from the positioning hole, at this time, the staff can quickly disassemble and clean the plug-in plate 301, which brings convenience to the staff.

[0033] For the purposes of this description, spatially relative terms, such as "above", "below", "up", "down", "between", "within", "left", "right", "front", "back", "upper", "lower", "horizontal", "vertical", "above", "below", "up", "down", "top", "bottom" and the like, can be used herein for ease of description to describe one element's or feature's relationship to another element(s) or feature(s) as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientations depicted in the figures. For example, if a device in the figures is inverted, elements described as "above" or "up" other elements or features would then be oriented "below" or "down" the other elements or features. Thus, the exemplary term "above" can encompass both an orientation of above and below. The device can be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly. It will also be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation, and therefore, the exemplary terms "above", "below", "up", and "down", "top", "bottom" and the like, can encompass both an orientation of above and below. The device can be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

[0034] It should be noted that the terms used herein are only for the purpose of describing specific embodiments, and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is intended to include the plural form, and in addition, it should be understood that when the terms "comprise" and / or "include" are used in the specification, it means that the features, steps, operations, devices, components and / or combinations thereof are present.

[0035] It should be noted that the terms "first", "second", and the like in the description and in the claims of the present application and in the above description of the drawings merely mean different instances of similar objects and do not necessarily imply a specific order or sequence. It should be understood that the data thus used in the description is interchangeable such that the embodiments of the present application described herein can be carried out in other than the order shown or described herein without departing from the scope of the present application. Furthermore, the terms "comprise" and "have" and any variations thereof are intended to cover a non-exclusive inclusion, for example, a process, method, system, product, or apparatus that comprises a list of steps or units is not necessarily limited to those listed steps or units but can include other steps or units not expressly listed or inherent to such process, method, product, or apparatus.

[0036] The preferred embodiments of the present application are described above with the understanding that these are only the presently preferred embodiments and are not to be used to limit the present application in any way. The present application can be modified and changed in various ways by those skilled in the art, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A heat exchanger tube sheet flow guide noise reduction device, comprising a heat exchanger tube sheet body (1), characterized in that, The left side of the heat exchanger tube plate body (1) is provided with a protective shell (2), the inside of the heat exchanger tube plate body (1) is provided with a sound insulation mechanism, the right side of the heat exchanger tube plate body (1) is provided with a plug-in plate (301), and the right side top and bottom of the heat exchanger tube plate body (1) are provided with a limiting mechanism for limiting the plug-in plate (301). The limiting mechanism comprises a first slot (103) provided at the top and bottom of one end of the heat exchanger tube plate body (1) close to the plug-in plate (301), a limiting plate (302) fixed at the top and bottom of one end of the plug-in plate (301) close to the heat exchanger tube plate body (1), and the limiting plate (302) and the first slot (103) are matched with each other, a positioning hole is formed on the side of the two limiting plates (302) away from each other, a second slot (104) is formed on the side of the two first slots (103) away from each other, a sliding rod (303) is slidably arranged in the second slot (104), a hole is formed in the top of the second slot (104) for the sliding rod (303) to pass through, and a fixed ring (305) is fixed to the bottom of the outer wall of the sliding rod (303).

2. The heat exchanger tube sheet flow guiding and noise reducing device according to claim 1, characterized in that, The top of the end of the limiting plate (302) away from the plug-in plate (301) is arc-shaped.

3. The heat exchanger tube sheet flow guiding and noise reducing device according to claim 1, characterized in that, The side of the two fixed rings (305) away from each other is provided with a spring (304), the other end of the spring (304) is in contact with the top of the inner wall of the second slot (104), and the spring (304) is located outside the sliding rod (303).

4. The heat exchanger tube sheet flow guiding and noise reducing device according to claim 1, characterized in that, The side of the two sliding rods (303) away from each other is fixed with an anti-dropping cap (306).

5. The heat exchanger tube sheet flow guiding and noise reducing device according to claim 1, characterized in that, The sound insulation mechanism comprises a filter screen (101) mounted at one end of the heat exchanger tube plate body (1), a sound insulation plate (102) mounted at one end of the filter screen (101), and sound absorbing cotton (201) mounted on the outer walls of the heat exchanger tube plate body (1) and the protective shell (2), and one of the sound absorbing cottons (201) is provided with a slot for the sliding rod (303) to pass through.

6. The heat exchanger tube sheet flow guiding and noise reducing device according to claim 1, characterized in that, The outer walls of the protective shell (2) and the heat exchanger tube plate body (1) close to each other are both fixed with a connecting flange (202), and the two connecting flanges (202) are fixedly connected through bolts (203) and nuts (204).

7. The heat exchanger tube sheet flow guiding and noise reducing device according to claim 1, characterized in that, One end of the heat exchanger tube plate body (1) is fixed with a fixed plate (3), and the plug-in plate (301) is located in the inside of the fixed plate (3).

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