Energy-saving tubular heat exchange equipment

Abstract

The invention discloses energy-saving tubular heat exchange equipment, which belongs to the technical field of heat exchange, and comprises a heat exchange tank body, the heat exchange tank body is mounted on a placement seat and is used for fully utilizing heat, the heat exchange tank body comprises a control base arranged on the placement seat, a heat exchange integrated tank is arranged on the control base, a heat preservation cavity is formed in the heat exchange integrated tank, and the heat preservation cavity is communicated with the heat exchange tank. A plurality of integrated heat exchange pipes arranged in an annular array are arranged in the heat preservation cavity, and a centrifugal driving piece for driving the integrated heat exchange pipes to rotate at a high speed is arranged in the control base. The rotating speed of the integrated heat exchange pipe is controlled through the centrifugal driving piece, the flowing speed of fluid in the pipe is adjusted through centrifugal force, and therefore the heat exchange efficiency is dynamically controlled according to the actual heat load, energy waste is avoided, and when the water temperature fluctuation is large and the heat source heat is low, the rotating speed and the heat exchange area can be reduced; and the condition that a large amount of fluid is still driven to circulate in a low-efficiency state is avoided, so that pumping energy consumption is reduced.

Description

TECHNICAL FIELD

[0001] The present application relates to heat exchange technology field, especially to a kind of energy-saving tubular heat exchange equipment. BACKGROUND

[0002] Tubular heat exchange equipment is a typical wall heat exchanger, its basic structure is to place tube bundle in cylindrical shell, so that the two fluids of different temperatures flow in tube (in tube) and shell (outside tube) respectively, and heat exchange through tube wall, so as to realize heating, cooling, condensation or evaporation process purpose.

[0003] However, in the actual long-term operation, the existing tubular heat exchanger still has several significant problems: first, due to the influence of working temperature difference and water quality, the inner wall of heat exchange tube is easy to scale, and the existing structure of heat exchange tube is difficult to clean, and the maintenance cost is high; second, under the condition that the inlet water temperature fluctuates greatly, the actual heat absorption capacity of heat exchange tube decreases, but the system still maintains the original flow rate to drive fluid circulation, which causes serious mismatch between pumping energy consumption and real-time heat exchange efficiency, resulting in energy waste, based on the above, the present application provides an energy-saving tubular heat exchange equipment. SUMMARY

[0004] The purpose of the present application is to solve the problem that the actual heat absorption capacity of heat exchange tube decreases under the condition that the inlet water temperature fluctuates greatly, but the system still maintains the original flow rate to drive fluid circulation, which causes serious mismatch between pumping energy consumption and real-time heat exchange efficiency, resulting in energy waste, and an energy-saving tubular heat exchange equipment is provided.

[0005] In order to achieve the above purpose, the present application adopts the following technical scheme: An energy-saving tubular heat exchange equipment, comprising a heat exchange tank body, the heat exchange tank body is installed on a placing seat, which is used for fully utilizing heat, the heat exchange tank body comprises a control base provided on the placing seat, the control base is provided with a heat exchange integrated tank, the heat exchange integrated tank is provided with a heat preservation cavity, a plurality of integrated heat exchange tubes arranged in ring array are arranged in the heat preservation cavity, and a centrifugal driving member is arranged in the control base to drive the integrated heat exchange tube to rotate at high speed. The integrated heat exchange tube comprises an outer heat preservation tube and a heat exchange layer located in the heat preservation tube, the heat exchange layer is provided with a blockage type sealing layer for controlling heat exchange distance, the heat exchange layer is composed of a plurality of densely stacked heat exchange fins, the heat exchange fin is provided with a heat exchange cavity, and a plurality of heat exchange modules are uniformly arranged in the heat exchange cavity from top to bottom, and a plurality of centrifugal heat exchange channels are arranged in the heat exchange module. The blockage type sealing layer comprises a sealing disc for controlling the opening number of heat exchange module, the inner wall of the sealing disc is fixedly connected with a flow control pipe, and the bottom of the flow control pipe is provided with a heat exchange efficiency adjusting assembly for controlling the moving distance of the sealing disc.

[0006] As a preferred scheme, the centrifugal driving piece comprises a driving gear ring arranged in the heat exchange integrated tank, an energy-saving motor is arranged on the control base to drive the driving gear ring to rotate, and outer ring gears are arranged on the outer side wall of the heat preservation pipe and are connected with the driving gear ring in meshing mode.

[0007] As a preferred scheme, heat preservation cover bodies are arranged above and below the heat preservation pipe, a plurality of connecting pipes are arranged on the heat preservation cover bodies, the connecting pipes extend to the heat preservation pipe and are communicated with heat exchange cavities in the heat exchange fins.

[0008] As a preferred scheme, an outer heat pipe is arranged at the middle position of the heat preservation cover body in a rotating mode, a hollow opening is arranged on the flow guide control pipe, and a heat exhaust pipe is fixedly connected to the outer side wall of the flow guide control pipe.

[0009] As a preferred scheme, key blocks are arranged on the inner side wall of the heat preservation pipe, the heat exchange layer is fastened by two groups of connecting hoops, key grooves are arranged on the lower connecting hoop and are matched with the key blocks, and the key grooves are used to transmit synchronous rotation between the heat preservation pipe and the heat exchange layer.

[0010] As a preferred scheme, the centrifugal heat exchange channel is composed of a horizontal plane circulation channel and an inclined downward inclined circulation channel, and the flow rate in the plane circulation channel is controlled according to the rotation speed under the action of the centrifugal force.

[0011] As a preferred scheme, an adjusting electric push rod is arranged in the control base, an adjusting disc is fixedly connected to the output end of the adjusting electric push rod, and the flow guide control pipe penetrates into the control base and is fixedly connected with the adjusting disc.

[0012] As a preferred scheme, a supporting cover is arranged above the heat exchange integrated tank, and a supporting piece is arranged on the supporting cover to fix the outer heat pipe.

[0013] As a preferred scheme, a heat conversion inner pipe is arranged in the heat exchange integrated tank, the heat conversion inner pipe is divided into an upper water inlet pipe and a lower water inlet pipe by a partition disc, the upper connecting pipe is connected with the upper water inlet pipe, and the lower connecting pipe is connected with the lower water inlet pipe.

[0014] Compared with the prior art, the application has the following beneficial effects: 1. The rotation speed of the integrated heat exchange pipe is controlled by the centrifugal driving piece, the flow rate of the fluid in the pipe is adjusted by the centrifugal force, the heat exchange efficiency is dynamically controlled according to the actual heat load, energy waste is avoided, the rotation speed is reduced and the heat exchange area is reduced when the water temperature fluctuates greatly and the heat source heat is low, and a large amount of fluid is prevented from being driven to circulate in a low efficiency state, so that the pumping energy consumption is reduced.

[0015] 2、The present application can adjust the number of modules participating in heat exchange (heat exchange area) by combining the up and down movement of the sealing disc, realize real-time matching of heat exchange capacity and heat source conditions, and prolong heat exchange time and improve heat conduction efficiency by setting plane circulation and inclined circulation composite channels in the heat exchange layer.

[0016] 3、The heat exchange fin of the present application can be detached and expanded into a half structure, so that the heat exchange cavity and the centrifugal heat exchange channel are completely exposed, facilitating high-pressure flushing and completely removing scale and deposits. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 A perspective structural schematic diagram of an energy-saving tubular heat exchange equipment is proposed in the present application; Figure 2 A structural schematic diagram of the inside of a heat exchange tank in an energy-saving tubular heat exchange equipment is proposed in the present application; Figure 3 A structural schematic diagram in the control base of an energy-saving tubular heat exchange equipment is proposed in the present application; Figure 4 A structural schematic diagram of the inside of an integrated heat exchange pipe in an energy-saving tubular heat exchange equipment is proposed in the present application; Figure 5 A structural schematic diagram of an integrated heat exchange pipe in an energy-saving tubular heat exchange equipment is proposed in the present application; Figure 6 A sectional structural schematic diagram of an integrated heat exchange pipe in an energy-saving tubular heat exchange equipment is proposed in the present application; Figure 7 A structural schematic diagram of an energy-saving tubular heat exchange equipment is proposed in the present application.

[0018] In the figure: 1, placing seat; 2, control base; 3, heat exchange integrated tank; 4, heat preservation cavity; 5, heat preservation pipe; 6, heat exchange fin; 7, heat exchange cavity; 8, heat exchange module; 9, centrifugal heat exchange channel; 901, plane circulation channel; 902, inclined circulation channel; 10, sealing disc; 11, flow control pipe; 12, driving gear ring; 13, outer ring gear; 14, heat preservation cover; 15, connecting pipe; 16, external heat pipe; 17, hollow port; 18, heat exhaust pipe; 19, key block; 20, connecting hoop ring; 21, key groove; 22, adjusting electric push rod; 23, adjusting disc; 24, supporting cover; 25, supporting piece; 26, heat conversion inner pipe. DETAILED DESCRIPTION

[0019] With reference to the accompanying drawings, the technical solutions in the embodiments of the present application will be clearly and completely described below. Obviously, the described embodiments are only a part of the embodiments of the present application, and not all the embodiments of the present application. Based on the embodiments of the present application, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the scope of the present application.

[0020] In the description of the present application, it should be noted that the terms "upper", "lower", "inner", "outer", "top / bottom end" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second" are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0021] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "provided with", "sleeved / connected", "connected" and the like should be broadly understood, for example, "connected" can be fixedly connected, or can be detachably connected, or integrally connected; can be mechanically connected, or can be electrically connected; can be directly connected, or can be indirectly connected through an intermediate medium; can be internal communication of two elements. For those of ordinary skill in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0022] Embodiment, refer to Figures 1 to 7 An energy-saving tubular heat exchange device, comprising a heat exchange tank body, the heat exchange tank body is installed on a placing seat 1, the heat exchange tank body is used for fully utilizing heat, the heat exchange tank body comprises a control base 2 provided on the placing seat 1, the control base 2 is provided with a heat exchange integrated tank 3, further, a supporting cover 24 is provided above the heat exchange integrated tank 3, a supporting piece 25 is provided on the supporting cover 24 for sleeving and fixing an external heat pipe 16, which is used for supporting the external heat pipe 16 for hot water inlet.

[0023] The control base 2 is provided with a centrifugal driving piece for driving the integrated heat exchange pipe to rotate at high speed, the centrifugal driving piece comprises a driving gear ring 12 provided in the heat exchange integrated tank 3, the control base 2 is provided with an energy-saving motor for driving the driving gear ring 12 to rotate, an outer ring gear 13 is provided on the outer side wall of the heat preservation pipe 5, and a plurality of outer ring gears 13 are meshed and connected with the driving gear ring 12.

[0024] The output end of the energy-saving motor is connected with a driving gear, the driving gear is in meshing connection with the driving gear ring 12, and is used for driving the driving gear ring 12 to rotate, under the action of the driving gear ring 12, a plurality of outer ring gears 13 are synchronously driven to rotate, so that the integrated heat exchange pipe is driven to rotate, when the integrated heat exchange pipe rotates, the rotation speed can be used to control the liquid in the integrated heat exchange pipe to flow under the action of centrifugal force, so that the rotation speed is changed to control the heat exchange flow rate (heat exchange efficiency).

[0025] The heat exchange integrated tank 3 is provided with a plurality of integrated heat exchange pipes arranged in an annular array in the heat preservation cavity 4, the integrated heat exchange pipe comprises an outer heat preservation pipe 5 and a heat exchange layer located in the heat preservation pipe 5, further, the heat preservation pipe 5 is provided with a heat preservation cover body 14 above and below, the heat preservation cover body 14 is provided with a plurality of connecting pipes 15, the bottom of the connecting pipe 15 extends into the heat preservation pipe 5 and is in communication with the heat exchange cavity 7 in the heat exchange fin 6.

[0026] Further, the heat preservation cover body 14 is rotatably provided with an external heat pipe 16 at the middle position, the flow control pipe 11 is provided with a hollow opening 17, and the flow control pipe 11 is fixedly connected with a heat exhaust pipe 18 outside the side wall, so as to realize the flow of hot liquid in the heat exchange layer hollow opening 17.

[0027] Further, the heat preservation pipe 5 is provided with a key block 19 on the inner side wall, the heat exchange layer is fastened by two groups of connecting hoops 20, the connecting hoop 20 located below is provided with a key groove 21 matched with the key block 19, for transmitting synchronous rotation between the heat preservation pipe 5 and the heat exchange layer.

[0028] It should be noted that through the arrangement of the connecting hoop 20, the plurality of heat exchange layers can be fastened and combined, and the heat exchange layers are matched and connected with each other, and the heat exchange layers are provided with rubber layers for ensuring the sealing effect, and through the cooperation between the key groove 21 arranged on the connecting hoop 20 and the key block 19 on the inner side wall of the heat preservation pipe 5, when the outer heat preservation pipe 5 rotates, the internal heat exchange layer can be driven to rotate synchronously.

[0029] The heat exchange layer is provided with a block type sealing layer for controlling the heat exchange distance, the block type sealing layer comprises a sealing disc 10 for controlling the opening number of the heat exchange module 8, the inner wall of the sealing disc 10 is fixedly connected with a flow control pipe 11, and the bottom of the flow control pipe 11 is provided with a heat exchange efficiency adjusting assembly for controlling the movement distance of the sealing disc 10.

[0030] It is worth noting that when the heat exchange layer is combined, a through opening for the flow of hot water is formed in the heat exchange layer, the outer diameter of the sealing disc 10 is matched with the size of the inner wall of the through opening, and the through opening can be effectively sealed to prevent the hot water from flowing downward.

[0031] The heat conversion inner tube 26 is internally divided into an upper water inlet pipe and a lower water inlet pipe by a partition plate, the upper connecting pipe 15 is connected with the upper water inlet pipe, and the lower connecting pipe 15 is connected with the lower water inlet pipe; The heat exchange layer is composed of a plurality of densely stacked heat exchange fins 6, the heat exchange fin 6 is internally provided with a heat exchange cavity 7, a plurality of heat exchange modules 8 are uniformly arranged in the heat exchange cavity 7 from top to bottom, the heat exchange module 8 is arranged in half, and the centrifugal heat exchange channel 9 in the heat exchange fin 6 is in a sealed state in the folded state of the heat exchange fin 6, a plurality of centrifugal heat exchange channels 9 are arranged in the heat exchange module 8. Further, the centrifugal heat exchange channel 9 is composed of a horizontal plane circulation channel 901 and an inclined downward inclined circulation channel 902, and the flow rate in the plane circulation channel 901 is controlled according to the rotation speed under the action of the centrifugal force.

[0032] Further, the control base 2 is provided with an adjusting electric push rod 22, the output end of the adjusting electric push rod 22 is fixedly connected with an adjusting disc 23, the bottom of the flow guide control pipe 11 penetrates into the control base 2 and is fixedly connected with the adjusting disc 23, when the adjusting electric push rod 22 drives the adjusting disc 23 to move up and down, the sealing disc 10 arranged thereon changes the position at the heat exchange layer, so that the number of the heat exchange modules 8 is adjusted.

[0033] In use, the external heat source is input into the channel composed of the heat exchange fin 6 through the external heat pipe 16, is output outward through the hollow port 17 arranged on the flow guide control pipe 11, and is discharged outward through the heat exhaust pipe 18, in the process, the heat is exchanged with the heat exchange module 8 arranged in the heat exchange fin 6 and the heat exchange liquid in the heat exchange fin 6, according to different heat source heat (temperature), the rotation speed of the heat preservation pipe 5 and the height of the sealing disc 10 are reasonably controlled and adjusted, so that the flow speed of the heat source fluid in the centrifugal heat exchange channel 9 and the number of the heat exchange modules 8 for heat exchange are changed, so that the heat exchange area and efficiency can be adjusted according to the availability of the heat source, so that the energy-saving heat exchange effect is achieved. After long-term use, when the accumulated dirt in the pipeline needs to be cleaned, the heat exchange fin 6 can be disassembled, so that the heat exchange cavity 7 and the centrifugal heat exchange channel 9 carrying different liquids are opened in half, and high-pressure flushing is performed, so that subsequent maintenance is facilitated.

[0034] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited thereto, any person skilled in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. An energy-saving tubular heat exchange device, comprising a heat exchange tank, characterized in that, The heat exchange tank is installed on the placement seat (1) for making full use of heat. The heat exchange tank includes a control base (2) set on the placement seat (1). A heat exchange integrated tank (3) is set on the control base (2). A heat insulation cavity (4) is opened in the heat exchange integrated tank (3). A plurality of integrated heat exchange tubes arranged in a ring array are set in the heat insulation cavity (4). A centrifugal drive component is set in the control base (2) to drive the integrated heat exchange tubes to rotate at high speed. The integrated heat exchange tube includes an external insulation tube (5) and a heat exchange layer located inside the insulation tube (5). The heat exchange layer is provided with a plug-type sealing layer to control the heat exchange distance. The heat exchange layer is composed of multiple densely stacked heat exchange fins (6). A heat exchange cavity (7) is opened inside the heat exchange fins (6). Multiple heat exchange modules (8) are evenly arranged from top to bottom inside the heat exchange cavity (7). Multiple centrifugal heat exchange channels (9) are opened inside the heat exchange modules (8). The plugging sealing layer includes a sealing disc (10) that controls the number of openings of the heat exchange module (8). A flow control pipe (11) is fixedly connected to the inner wall of the sealing disc (10). A heat exchange efficiency adjustment component that controls the moving distance of the sealing disc (10) is provided at the bottom of the flow control pipe (11).

2. The energy-saving tubular heat exchanger according to claim 1, characterized in that, The centrifugal drive component includes a drive gear ring (12) installed in the heat exchange integrated tank (3), an energy-saving motor that drives the drive gear ring (12) to rotate is installed on the control base (2), and an outer ring gear (13) is installed on the outer wall of the heat insulation pipe (5), and multiple outer ring gears (13) are respectively meshed with the drive gear ring (12).

3. The energy-saving tubular heat exchanger according to claim 2, characterized in that, The insulation pipe (5) is provided with an insulation cover (14) on both the top and bottom. The insulation cover (14) is provided with multiple connecting pipes (15). The bottom of the connecting pipe (15) extends into the insulation pipe (5) and communicates with the heat exchange chamber (7) in the heat exchange fin (6).

4. The energy-saving tubular heat exchanger according to claim 3, characterized in that, An external heat pipe (16) is rotatably installed in the middle of the heat insulation cover (14), a hollow opening (17) is opened on the flow control pipe (11), and a heat exhaust pipe (18) is fixedly connected to the outer wall of the flow control pipe (11).

5. The energy-saving tubular heat exchanger according to claim 4, characterized in that, The inner wall of the insulation pipe (5) is provided with a key block (19), and the heat exchange layer is fastened by two sets of connecting rings (20). The connecting ring (20) located below is provided with a key groove (21) that matches the key block (19) to transmit synchronous rotation between the insulation pipe (5) and the heat exchange layer.

6. The energy-saving tubular heat exchanger according to claim 5, characterized in that, The centrifugal heat exchange channel (9) consists of a horizontally arranged planar circulation channel (901) and an inclined downward circulation channel (902). Under the action of centrifugal force, the flow velocity in the planar circulation channel (901) is controlled according to the rotation speed.

7. An energy-saving tubular heat exchange device according to claim 6, characterized in that, An adjusting electric push rod (22) is provided inside the control base (2). An adjusting disk (23) is fixedly connected to the output end of the adjusting electric push rod (22). The bottom of the flow guide control pipe (11) extends into the control base (2) and is fixedly connected to the adjusting disk (23).

8. The energy-saving tubular heat exchanger according to claim 7, characterized in that, A support cover (24) is provided above the heat exchange integrated tank (3), and a support component (25) is provided on the support cover (24) to fix the external heat pipe (16).

9. An energy-saving tubular heat exchange device according to claim 8, characterized in that, The heat exchange integrated tank (3) is provided with a heat conversion inner tube (26). The heat conversion inner tube (26) is divided into an upper water inlet pipe and a lower water inlet pipe by a partition. The upper connecting pipe (15) is connected to the upper water inlet pipe, and the lower connecting pipe (15) is connected to the lower water inlet pipe.

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