CN211717231U

CN211717231U - Double-flow-passage back-flushing type plate-shell heat exchanger capable of reducing water outlet resistance

Info

Publication number: CN211717231U
Application number: CN202020011784.9U
Authority: CN
Inventors: 俞伟明
Original assignee: Dongguan Hengda Thermal Energy Technology Co ltd
Current assignee: Dongguan Hengda Thermal Energy Technology Co ltd
Priority date: 2020-01-04
Filing date: 2020-01-04
Publication date: 2020-10-20
Anticipated expiration: 2030-01-04

Abstract

The utility model discloses a can reduce out double-flow-passage backwash formula lamella heat exchanger of water resistance, including casing and conveyer pipe, first mounting panel is installed to the left end of casing, the left end threaded connection of lead screw has the baffle, the conveyer pipe passes through the flange mounting at the right-hand member of medium pipe, the inside welding of baffle has waterproof box, the active carbon adsorption plate is installed to the left end of baffle. This can reduce out backwash formula lamella heat exchanger of water resistance, make baffle extrusion heat dissipation plywood through rotating the lead screw, need not use the side lever, the fixed heat dissipation plywood of screw and nut, and through rotating the lead screw and taking out the mounting bar and conveniently take off the heat dissipation plywood between first curb plate and the second curb plate, and then make things convenient for the installation and the dismantlement of heat dissipation plywood, utilize the impurity in the processing medium of activated carbon adsorption plate and grid structure's baffle, avoid impurity adhesion at the surface of heat dissipation plywood, form the deposit and hinder the flow of medium.

Description

Double-flow-passage back-flushing type plate-shell heat exchanger capable of reducing water outlet resistance

Technical Field

The utility model relates to a lamella heat transfer technical field specifically is a can reduce out double-flow-passage backwash formula lamella heat exchanger of water resistance.

Background

The double-channel back-flushing plate-shell heat exchanger has the advantages of high heat exchange efficiency, high temperature and high pressure resistance, good sealing performance, floor area saving, safety, reliability and the like, integrates the advantages of a plate heat exchanger and a shell-and-tube heat exchanger, and is widely applied.

When the existing double-flow-channel back-flushing plate-shell type heat exchanger is used for installing a heat dissipation layer plate, side rods are required to be installed on two sides of the heat dissipation layer plate, then screws and nuts are sleeved on the side rods, the heat dissipation layer plate is installed between two side plates, the operation is complex, the heat dissipation layer plate is inconvenient to install and detach, impurities can easily enter the inner side of the heat dissipation layer plate along with cold and hot media when heat exchange is carried out, the impurities can easily adhere to the heat dissipation layer plate to form deposits, the flowing of water is hindered, in order to reduce the water outlet resistance, the impurities on the heat dissipation layer plate need to be regularly cleaned, the water outlet resistance is inconvenient to reduce, and therefore the double-flow-channel back-flushing plate-shell type heat exchanger capable of reducing the water outlet resistance is.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can reduce out water resistance's double-flow-passage back-flushing formula lamella heat exchanger to solve the installation and the dismantlement of the inconvenient heat dissipation plywood of the current double-flow-passage back-flushing formula lamella heat exchanger that provide among the above-mentioned background art, be not convenient for reduce out water resistance's problem.

In order to achieve the above object, the utility model provides a following technical scheme: a double-channel back-flushing shell-and-plate heat exchanger capable of reducing water outlet resistance comprises a shell and a conveying pipe, wherein a first mounting plate is mounted at the left end of the shell, a second mounting plate is mounted at the right end of the shell, third mounting plates are mounted at the front end and the rear end of the shell, a top plate is mounted at the top end of the shell, a first side plate is welded at the left end of the inner lower surface of the shell, a second side plate is welded at the right end of the inner lower surface of the shell, top limiting rods are welded at the inner side surfaces of the top ends of the first side plate and the second side plate, mounting strips are mounted at the bottom ends of the top limiting rods, bottom limiting rods are welded at the bottom ends of the first side plate and the second side plate, a lead screw is arranged below the bottom limiting rods, a baffle is in threaded connection with the left end of the lead screw, a heat dissipation layer plate is arranged on the right side of the, and the terminal internally mounted of conveyer pipe has the baffle, the inside welding of baffle has waterproof box, and the internally mounted of waterproof box has miniature drive motor to miniature drive motor's output is connected with prevents stifled strip, the active carbon adsorption plate is installed to the left end of baffle.

Preferably, the casing is frame construction, and first mounting panel, second mounting panel, third mounting panel and roof all pass through screw and casing fixed connection.

Preferably, the connection mode of the mounting bar and the top limit rod is that the clamping groove is connected, and the bottom end of the mounting bar protrudes out of the bottom end of the top limit rod.

Preferably, the baffle plate and the bottom limiting rod form a sliding structure through a screw rod, and the left end and the right end of the screw rod respectively penetrate through the bottom ends of the first side plate and the second side plate.

Preferably, the connection mode of heat dissipation plywood and mounting bar and end gag lever post is the block and is connected, and the inside in the baffle is all run through to mounting bar and end gag lever post.

Preferably, the connection mode of the partition plate and the conveying pipe is threaded connection, and the outer end of the partition plate is of a grid structure.

Compared with the prior art, the beneficial effects of the utility model are that: according to the double-channel back-flushing plate-shell type heat exchanger capable of reducing the water outlet resistance, the baffle plate extrudes the heat dissipation layer plate by rotating the lead screw, the heat dissipation layer plate is not required to be fixed by using side rods, screws and nuts, the heat dissipation layer plate is convenient to take down from the space between the first side plate and the second side plate by rotating the lead screw and extracting the mounting bar, the heat dissipation layer plate is convenient to mount and dismount, impurities in a processing medium of the activated carbon adsorption plate and the partition plate with the grid-shaped structure are utilized, the impurities are prevented from being adhered to the outer surface of the heat dissipation layer plate, and a deposit is formed;

1. the screw rod, the baffle and the heat dissipation layer plate are arranged, the baffle slides towards the direction of the heat dissipation layer plate by rotating the screw rod anticlockwise, the heat dissipation layer plate is limited between the first side plate and the second side plate by the extrusion of the baffle, the heat dissipation layer plate is convenient to mount, and the use of screws is reduced;

2. the heat dissipation layer plate is provided with a top limiting rod, a mounting bar, a bottom limiting rod and a heat dissipation layer plate, the heat dissipation layer plate is connected with the mounting bar and the bottom limiting rod in a clamping mode, the mounting bar is connected with a clamping groove of the top limiting rod, when the heat dissipation layer plate needs to be taken down, the mounting bar is drawn out of the top limiting rod, and a movable space is provided for the top of the heat dissipation layer plate, so that the heat dissipation layer plate can be conveniently taken down from the space between the top limiting rod and the bottom limiting rod;

3. be provided with heat dissipation plywood and baffle, utilize the inside latticed structure of baffle to filter the impurity in the cold and hot medium, and the left end of baffle installs the active carbon adsorption board, utilizes the bacterium in the active carbon adsorption board adsorption medium, avoids impurity adhesion on the heat dissipation plywood, forms the deposit to reduce the resistance that rivers flow.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the overall exploded structure of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;

FIG. 4 is a schematic view of the connection structure of the heat dissipation laminate and the mounting bar of the present invention;

FIG. 5 is a schematic view of the connection structure between the third mounting plate and the housing of the present invention;

fig. 6 is a schematic view of the overall structure of the housing of the present invention.

In the figure: 1. a housing; 2. a first mounting plate; 3. a second mounting plate; 4. a third mounting plate; 5. a top plate; 6. a first side plate; 7. a second side plate; 8. ejecting a limiting rod; 9. mounting a bar; 10. a bottom stop lever; 11. a screw rod; 12. a baffle plate; 13. a heat dissipation laminate; 14. a medium pipe; 15. a delivery pipe; 16. a partition plate; 17. a waterproof box; 18. a micro drive motor; 19. an anti-blocking strip; 20. an activated carbon adsorption plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: a double-channel back-flushing plate-shell heat exchanger capable of reducing water outlet resistance comprises a machine shell 1, a first mounting plate 2, a second mounting plate 3, a third mounting plate 4, a top plate 5, a first side plate 6, a second side plate 7, a top limiting rod 8, a mounting strip 9, a bottom limiting rod 10, a screw rod 11, a baffle plate 12, a heat dissipation layer plate 13, a medium pipe 14, a conveying pipe 15, a partition plate 16, a waterproof box 17, a micro driving motor 18, an anti-blocking strip 19 and an active carbon adsorption plate 20, wherein the first mounting plate 2 is mounted at the left end of the machine shell 1, the second mounting plate 3 is mounted at the right end of the machine shell 1, the third mounting plates 4 are mounted at the front end and the rear end of the machine shell 1, the top plate 5 is mounted at the top end of the machine shell 1, the first side plate 6 is welded at the left end of the inner lower surface of the machine shell 1, the second side plate 7 is welded at the inner surface of the inner, a mounting bar 9 is mounted at the bottom end of the top limiting rod 8, bottom limiting rods 10 are welded at the bottom ends of the first side plate 6 and the second side plate 7, a screw rod 11 is arranged below the bottom limiting rods 10, a baffle plate 12 is in threaded connection with the left end of the screw rod 11, a heat dissipation layer plate 13 is arranged on the right side of the baffle plate 12, a medium pipe 14 is fixed inside the second side plate 7, a conveying pipe 15 is mounted at the right end of the medium pipe 14 through a flange, a partition plate 16 is mounted inside the tail end of the conveying pipe 15, a waterproof box 17 is welded inside the partition plate 16, a micro drive motor 18 is mounted inside the waterproof box 17, an output end of the micro drive motor 18 is connected with an anti-blocking bar 19, and an active carbon adsorption plate 20 is mounted at the left end of the;

as shown in fig. 1, fig. 2, fig. 3 and fig. 6, the casing 1 is a frame structure, and the first mounting plate 2, the second mounting plate 3, the third mounting plate 4 and the top plate 5 are all fixedly connected with the casing 1 through screws, the first mounting plate 2, the second mounting plate 3, the third mounting plate 4 and the top plate 5 are taken down from the casing 1, thereby exposing the heat exchanger to the outside and facilitating the maintenance of the heat exchanger, the baffle 12 forms a sliding structure with the bottom limit rod 10 through the screw rod 11, the left end and the right end of the screw rod 11 respectively penetrate through the bottom ends of the first side plate 6 and the second side plate 7, the heat dissipation layer plate 13 is conveniently arranged between the first side plate 6 and the second side plate 7 by the extrusion of the baffle plate 12, the connection mode of the clapboard 16 and the conveying pipe 15 is threaded connection, the outer end of the partition plate 16 is in a grid structure, and impurities in the filter medium are filtered by the partition plate 16, so that the impurities are prevented from accumulating on the heat dissipation layer plate 13;

like in fig. 2, fig. 4 and 5 the connected mode of mounting bar 9 and top gag lever post 8 be the draw-in groove and be connected, and the bottom protrusion of mounting bar 9 in the bottom of top gag lever post 8, conveniently take out the mounting bar 9 from the bottom of top gag lever post 8, the connected mode of heat dissipation plywood 13 and mounting bar 9 and end gag lever post 10 is the block and is connected, and the mounting bar 9 all runs through in the inside of baffle 12 with end gag lever post 10, conveniently takes off heat dissipation plywood 13 between top gag lever post 8 and end gag lever post 10.

The working principle is as follows: when the double-channel back-flushing shell-and-plate heat exchanger capable of reducing water outlet resistance is used, firstly, the working principle of the micro driving motor 18 is a mature technology under the existing background, as shown in fig. 5, the rear side of the top end of the second side plate 7 and the front side of the bottom end of the second side plate 7 are medium pipes 14, the medium pipes 14 are connected with the conveying pipe 15 through flanges, when cold and hot media are conveyed to the heat dissipation layer plate 13 through the conveying pipe 15, impurities in a grid structure filter medium of the partition plate 16 arranged inside the conveying pipe 15 in fig. 3 are filtered, meanwhile, the micro driving motor 18 drives the anti-blocking strip 19 to rotate on the partition plate 16, and the impurities are swept down from the grid structure of the partition plate 16 by using a brush on the anti-blocking strip 19, so that the impurities are prevented from being clamped into;

when the heat dissipation layer plate 13 in fig. 2 needs to be cleaned, because the first mounting plate 2, the second mounting plate 3, the third mounting plate 4 and the top plate 5 are all fixedly connected with the casing 1 through screws, the first mounting plate 2, the second mounting plate 3, the third mounting plate 4 and the top plate 5 are sequentially taken down from the casing 1, then the outer end of the screw rod 11 is manually rotated clockwise, because the screw rod 11 is in threaded connection with the baffle plate 12, the baffle plate 12 moves leftwards, the baffle plate 12 leaves the heat dissipation layer plate 13 at the leftmost end, then the mounting bar 9 is drawn out from the bottom end of the top limiting rod 8, because the bottom end of the heat dissipation layer plate 13 is in clamping connection with the bottom limiting rod 10, the heat dissipation layer plate 13 is slightly lifted upwards, the heat dissipation layer plate 13 is taken out from between the bottom limiting rod 10 and the top limiting rod 8, so as to complete a series of operations of the double-channel back-flushing plate heat exchanger capable of reducing water outlet resistance, those not described in detail in this specification are within the skill of the art.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A can reduce out two-flow-path backwash formula lamella heat exchanger of water resistance, includes casing (1) and conveyer pipe (15), its characterized in that: the left end of the casing (1) is provided with a first mounting plate (2), the right end of the casing (1) is provided with a second mounting plate (3), the front end and the rear end of the casing (1) are provided with third mounting plates (4), the top end of the casing (1) is provided with a top plate (5), the left end of the inner lower surface of the casing (1) is welded with a first side plate (6), the right end of the inner lower surface of the casing (1) is welded with a second side plate (7), the inner side surfaces of the top ends of the first side plate (6) and the second side plate (7) are welded with a top limiting rod (8), the bottom end of the top limiting rod (8) is provided with a mounting bar (9), the bottom ends of the first side plate (6) and the second side plate (7) are welded with a bottom limiting rod (10), a lead screw (11) is arranged below the bottom limiting rod (10), and the left end of the lead screw (, and the right side of baffle (12) sets up heat dissipation plywood (13), the inside of second curb plate (7) is fixed with medium pipe (14), conveyer pipe (15) are through flange mounting at the right-hand member of medium pipe (14), and the terminal internally mounted of conveyer pipe (15) has baffle (16), the inside welding of baffle (16) has waterproof box (17), and the internally mounted of waterproof box (17) has miniature drive motor (18) to the output of miniature drive motor (18) is connected with prevents stifled strip (19), activated carbon adsorption plate (20) are installed to the left end of baffle (16).

2. The double-channel back-flushing plate-shell heat exchanger capable of reducing the water outlet resistance as claimed in claim 1, wherein: casing (1) is frame construction, and first mounting panel (2), second mounting panel (3), third mounting panel (4) and roof (5) all through screw and casing (1) fixed connection.

3. The double-channel back-flushing plate-shell heat exchanger capable of reducing the water outlet resistance as claimed in claim 1, wherein: the mounting bar (9) is connected with the top limiting rod (8) in a clamping groove mode, and the bottom end of the mounting bar (9) protrudes out of the bottom end of the top limiting rod (8).

4. The double-channel back-flushing plate-shell heat exchanger capable of reducing the water outlet resistance as claimed in claim 1, wherein: the baffle (12) and the bottom limiting rod (10) form a sliding structure through the screw rod (11), and the left end and the right end of the screw rod (11) respectively penetrate through the bottom ends of the first side plate (6) and the second side plate (7).

5. The double-channel back-flushing plate-shell heat exchanger capable of reducing the water outlet resistance as claimed in claim 1, wherein: the heat dissipation layer plate (13) is connected with the mounting bar (9) and the bottom limiting rod (10) in a clamping mode, and the mounting bar (9) and the bottom limiting rod (10) penetrate through the baffle (12).

6. The double-channel back-flushing plate-shell heat exchanger capable of reducing the water outlet resistance as claimed in claim 1, wherein: the partition plate (16) is in threaded connection with the conveying pipe (15), and the outer end of the partition plate (16) is of a grid structure.