CN210321341U - Energy-saving welding plate type free flow heat net heater - Google Patents

Abstract

The utility model discloses an energy-conserving welded plate-type free flow heat supply network heater, including shell side, board side, mated board bundle, drain and gas vent, still include splint and step up the bolt, splint fix in mated board bundle both sides through stepping up bolt detachably, and mated board bundle includes slab A and slab B, and every is to forming wavy water flow way between board bundle, forms pipy steam flow way between the slab. The heat exchange plate of the energy-saving welded plate type free flow heat network heater is pressed by a special stainless steel and a special die. The surface is smooth and is not easy to scale. The unique salient point design of the plate enables fluid to generate turbulent flow at a lower flow speed, the heat transfer efficiency is high, and the whole plate set is formed by welding the body material by argon arc welding. It does not adopt any non-metallic sealing material, so that it has high temp. resistance and pressure resistance.

Description

Energy-saving welding plate type free flow heat net heater

Technical Field

The utility model relates to a plate heater technical field, in particular to energy-conserving welding plate-type free flow heat supply network heater.

Background

The energy-saving welded plate type free flow heat network heater is a new generation product integrating the advantages of a detachable plate type heat exchanger and a shell-and-tube type heat exchanger, the pushing of the energy-saving welded plate type free flow heat network heater makes up for the application blank of the detachable plate type heat exchanger, and the high temperature resistance, high pressure resistance and strong corrosion resistance of the energy-saving welded plate type free flow heat network heater ensure the replacement of most working conditions of the traditional shell-and-tube type heat exchanger. And the heat exchange efficiency is high, the pressure is reduced, the occupied area is saved, the engineering and equipment installation cost is saved, the device operation cost is saved, and the like. The plate corrugation of a general welded plate type heat exchanger and the corrugation of a detachable heat exchanger are of herringbone structures, while the plate corrugated plate of the energy-saving welded plate type free flow heat network heater is of a long salient point structure, and meanwhile, the plate corrugated plate is sealed by adopting a more advanced full-welding process, is free of gasket design and is ensured to be suitable for most heat exchange process occasions by adding the selection of various metal and alloy materials. The high-efficiency heat transfer performance and the convenient and flexible use determine that the heat exchanger has the superior performance of completely replacing the traditional shell-and-tube heat exchanger. The all-welded plate heat exchanger can be widely applied to various industries. After the operation time of a general welded plate type heat exchanger is long, backwashing or simple washing can be carried out only through an inlet and an outlet, an upper water inlet cavity and a lower water outlet cavity of the energy-saving welded plate type free flow heat net heater are detachable, the heat transfer efficiency of equipment is reduced when the operation time is long in the later period, and the plate bundle can be cleaned by high-pressure cleaning, other medicine adding, weak acid pickling and other measures after the upper water inlet cavity and the lower water inlet cavity are detached.

Compared with the traditional tubular heat exchanger, the plate heat exchanger has the advantages of high heat transfer coefficient, compact structure and small occupied area, and is widely applied to industrial and civil production. With the continuous popularization and application of plate heat exchangers, the heat exchangers are spread throughout various industries such as petroleum, petrifaction, electric power, metallurgy, medicine, food and the like,

traditional removable heat exchanger receives the restriction of board type and structure, and the bearing capacity is the highest 2.5MPa, and the temperature resistant is the highest 180 ℃, to special medium and when surpassing above-mentioned load operating mode, need adopt the higher all-welded plate heat exchanger of bearing capacity, and current all-welded plate heat exchanger is for solving the poor inside humanoid ripple form that is provided with of plate bundle and pressure strip thermal expansion, and it is big to lead to the heat exchanger clearance and remove the silt degree of difficulty, and inside is overhauld and is maintained the difficulty.

SUMMERY OF THE UTILITY MODEL

For overcoming the problem that exists among the prior art, the utility model provides an energy-conserving welding plate-type free flow heat supply network heater.

The utility model provides a technical scheme that its technical problem adopted is: the energy-saving welded plate type free flow heat network heater comprises a shell side, a plate side, paired plate bundles, a drain outlet and an exhaust port, and further comprises a clamping plate and a clamping bolt, wherein the clamping plate is detachably fixed on the two sides of the paired plate bundles through the clamping bolt, the paired plate bundles comprise a plate sheet A and a plate sheet B, a wavy water flow channel is formed between each pair of plate bundles, and a tubular steam flow channel is formed between the plate sheets.

Furthermore, the shell side comprises a steam inlet pipe seat, a condensed water outlet pipe seat, a shell side shell, a tubular steam flow channel, a baffle plate and a shell side cavity-dividing partition plate, the steam inlet pipe seat is arranged on one side of the upper portion of the shell side shell, the shell side cavity-dividing partition plate is arranged on the top and the bottom of the shell side shell, the baffle plate is arranged in a cavity of the shell side shell, and the condensed water outlet pipe seat is arranged on the shell side cavity-dividing partition plate.

Furthermore, the plate side comprises a cold water inlet pipe seat, a cold water outlet pipe seat, a sealing head, a shell flange, a shell, a wavy water flow channel and a cavity-dividing partition plate, the cold water inlet pipe seat and the cold water outlet pipe seat are detachably and fixedly connected with the shell through the sealing head and the shell flange respectively, and the shell is connected with the shell side cavity-dividing partition plate through the cavity-dividing partition plate.

Furthermore, steam enters the cavity of the shell on the shell side of the heater from a steam inlet A on a steam inlet pipe seat and passes through a tubular steam channel formed by the plate bundles, generated condensed water is baffled by the baffle plate for multiple times and then is discharged from a condensed water outlet B on a condensed water outlet pipe seat, cold water enters the cavity of the shell through a cold water inlet C on a cold water inlet pipe seat for buffering, and is subjected to heat exchange through a wavy water channel formed by the plate bundles and then is discharged from a cold water outlet D on a cold water outlet pipe seat.

Furthermore, the plate bundle is made of stainless steel materials, and the body material is formed by argon arc welding.

To sum up, the utility model discloses an above-mentioned technical scheme's beneficial effect as follows:

the heat exchange plate of the energy-saving welded plate type free flow heat network heater is pressed by a special stainless steel and a special die. The surface is smooth and is not easy to scale. The unique salient point design of the plate enables fluid to generate turbulent flow at a lower flow speed, the heat transfer efficiency is high, and the whole plate set is formed by welding the body material by argon arc welding. It does not adopt any non-metallic sealing material, so that it has high temp. resistance and pressure resistance. The method is suitable for extreme working conditions of high temperature and high pressure. The structure is compact, and the occupied area is small; the pressure bearing capacity is high, the high temperature resistance is realized, and the operation is stable and reliable; the heat transfer efficiency is high, the flow is large, the pressure drop of the fluid is small, and the heat dissipation loss is less; the method is flexible and convenient, has multiple specifications and models, and has large choice; the application range is wide, and the device can safely and stably run under the harsh condition; the detachable structure facilitates cleaning of the plate bundle in the equipment.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a left side view of fig. 1.

Fig. 3 is a schematic view of a tubular steam flow channel structure.

Fig. 4 is a schematic view of a wavy water flow channel structure.

In the figure:

A. the device comprises a steam inlet, a condensed water outlet, a cold water inlet, a cold water outlet, a sewage discharge outlet and an exhaust outlet;

1. the device comprises a cold water inlet pipe seat, 2, a seal head, 3, a shell flange, 4, a shell, 5, a cavity-dividing partition plate, 6, a shell-side cavity-dividing partition plate, 7, a shell-side shell, 8, a baffle plate, 9, a steam inlet pipe seat, 10, a cold water outlet pipe seat, 11, a clamping plate, 12, a clamping bolt, 13, a plate bundle, 13-1, plate sheets A, 13-2, plate sheets B, 14 and a condensed water outlet pipe seat.

Detailed Description

The features and principles of the present invention will be described in detail below with reference to the accompanying drawings, and the illustrated embodiments are only for explaining the present invention, and do not limit the scope of the present invention.

As shown in fig. 1 and 2, the utility model comprises a shell side, a plate side, a pair of plate bundles 13, a sewage draining port and an air exhausting port.

The shell side comprises a steam inlet pipe seat 9, a condensed water outlet pipe seat 14, a shell side shell 7, a tubular steam flow channel, a baffle plate 8 and a shell side cavity-dividing partition plate 6, wherein the steam inlet pipe seat 9 is arranged on one side of the upper part of the shell side shell 7, the shell side cavity-dividing partition plate 6 is arranged on the top and the bottom of the shell side shell 7, the baffle plate 8 is arranged in a cavity of the shell side shell 7, and the condensed water outlet pipe seat 14 is arranged on the shell side cavity-dividing partition plate 6.

The side of the plate comprises a cold water inlet pipe seat 1, a cold water outlet pipe seat 10, a seal head 2, a shell flange 3, a shell 4, a wavy water flow channel and a cavity-dividing partition plate 5, the cold water inlet pipe seat 1 and the cold water outlet pipe seat 10 are respectively detachably and fixedly connected with the shell 4 through the seal head and the shell flange 3, and the shell 4 is connected with a shell-side cavity-dividing partition plate 6 through the cavity-dividing partition plate 5.

The cavity part of the shell 4 corresponding to the cold water inlet pipe seat 1 is a lower water inlet cavity, and the cavity part of the shell 4 corresponding to the cold water outlet pipe seat 1010 is an upper water outlet cavity.

The sewage discharge port W is arranged on the shell side cavity-dividing partition plate 6 at the bottom of the shell side shell 7, and the exhaust port V is arranged on the shell side cavity-dividing partition plate 6 at the top of the shell side shell 7 and is respectively used for sewage discharge and exhaust.

The clamping plate 11 and the clamping bolt are further included, and the clamping plate 11 is detachably fixed on two sides of the paired plate bundles 13 through the clamping bolt. When the attached dirt between the plate bundles needs to be cleaned, the clamping bolt 12 is disassembled, the clamping plate 11 is taken down, and the plate bundles 13 are integrally cleaned after the upper and lower detachable parts of the water inlet and outlet cavity are disassembled. The upper and lower water inlet and outlet cavity disassembly part is composed of a seal head 2 and a shell flange 3. The shell flange 3 is connected by fastening bolts, and the sealing gasket is sealed.

The plate bundle 13 in pairs comprises a plate A13-1 and a plate B13-2, i.e. each pair of plate bundles 13 is composed of a plate A13-1 and a plate B13-2. As shown in fig. 3 and 4, a wavy water flow channel is formed between each pair of plate bundles 13, and a tubular steam flow channel is formed between the plates.

Steam enters the cavity of the shell 7 on the shell side of the heater from a steam inlet A on a steam inlet pipe seat 9 and passes through a tubular steam flow channel formed by the plate bundles 13, generated condensed water is deflected for multiple times by the baffle plate 8 and then is discharged from a condensed water outlet B on a condensed water outlet pipe seat 14, cold water enters the cavity of the shell through a cold water inlet C on a cold water inlet pipe seat 1 for buffering, and is subjected to heat exchange through a wavy water flow channel formed by the plate bundles 13 and then is discharged from a cold water outlet D on a cold water outlet pipe seat 10.

The plate bundle 13 is made of special stainless steel by pressing with a special die. The surface is smooth and is not easy to scale. The unique salient point design of the plate enables fluid to generate turbulent flow at a lower flow speed, the heat transfer efficiency is high, and the whole plate set is formed by welding the body material by argon arc welding. It does not adopt any non-metallic sealing material, so that it has high temp. resistance and pressure resistance. The method is suitable for extreme working conditions of high temperature and high pressure.

The structure is compact, and the occupied area is small; the pressure bearing capacity is high, the high temperature resistance is realized, and the operation is stable and reliable; the heat transfer efficiency is high, the flow is large, the pressure drop of the fluid is small, and the heat dissipation loss is less; the method is flexible and convenient, has multiple specifications and models, and has large choice; the application range is wide, and the device can safely and stably run under the harsh condition; the detachable structure facilitates cleaning of the plate bundle in the equipment.

The above-mentioned embodiments are merely illustrative of the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements of the present invention may be made by those skilled in the art without departing from the spirit of the present invention, which is defined by the appended claims.

Claims (5)

1. Energy-conserving welded plate-type free flow heat supply network heater, including shell side, board side, mated board bundle, drain and gas vent, its characterized in that still includes splint and step up the bolt, and the splint passes through step up bolt detachably to be fixed in mated board bundle both sides, and mated board bundle includes slab A and slab B, forms wavy water flow channel between every pair of board bundles, forms pipy steam flow channel between the slab.

2. The energy efficient welded plate free-flow heat network heater of claim 1, wherein the shell side comprises a steam inlet tube seat, a condensed water outlet tube seat, a shell side shell, a tubular steam flow channel, a baffle plate and a shell side chambered partition plate, the steam inlet tube seat is disposed on an upper side of the shell side shell, the shell side chambered partition plate is disposed on a top and a bottom of the shell side shell, the baffle plate is disposed within the cavity of the shell side shell, and the condensed water outlet tube seat is disposed on the shell side chambered partition plate.

3. The energy-saving welded plate type free-flow heat network heater according to claim 2, wherein the plate side comprises a cold water inlet pipe seat, a cold water outlet pipe seat, a seal head, a shell flange, a shell, a wavy water flow channel and a cavity-dividing partition plate, the cold water inlet pipe seat and the cold water outlet pipe seat are respectively detachably and fixedly connected with the shell through the seal head and the shell flange, and the shell is connected with the shell-side cavity-dividing partition plate through the cavity-dividing partition plate.

4. The energy-saving welded plate type free-flow heat net heater according to claim 3, wherein steam enters the cavity of the shell side shell of the heater from a steam inlet A on a steam inlet pipe seat, passes through a tubular steam flow passage formed by the plate bundle, generated condensed water is deflected for multiple times by a baffle plate and then is discharged from a condensed water outlet B on a condensed water outlet pipe seat, cold water enters the cavity of the shell through a cold water inlet C on a cold water inlet pipe seat for buffering, and is discharged from a cold water outlet D on a cold water outlet pipe seat after being subjected to heat exchange through a wavy water flow passage formed by the plate bundle.

5. The energy saving welded plate free flow heat net heater of claim 1, wherein the plate bundle is made of stainless steel material and the body material is welded by argon arc welding.

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