CN214094942U

CN214094942U - Heat exchange equipment for heat storage of electrode boiler

Info

Publication number: CN214094942U
Application number: CN202022934222.4U
Authority: CN
Inventors: 杨大庆; 朱洪兴; 王晓伟
Original assignee: Beijing Dongligang Technology Co ltd
Current assignee: Beijing Dongligang Technology Co ltd
Priority date: 2020-12-10
Filing date: 2020-12-10
Publication date: 2021-08-31
Anticipated expiration: 2030-12-10

Abstract

The utility model discloses an electrode boiler is indirect heating equipment for heat accumulation, which comprises a housin, the inside of casing is provided with the air chamber, the bottom of going up the air chamber is provided with down the air chamber, go up the air chamber and weld the heat exchange tube of evenly distributed down between the air chamber, the heat exchange tube outer wall has cup jointed evenly distributed's fin, heat exchange tube inner wall integrated into one piece has the heat-conducting plate, there is the acceleration rate case at the top of casing through bolted connection, there is the motor at the top of acceleration rate case through bolted connection, the top outer wall welding that the output shaft one end of motor runs through the acceleration rate case has the driving gear, the inside of acceleration rate case is connected with three connecting axle through the bearing, three connecting axle outside all is connected with tooth post and transition gear through the axle key, three tooth post all meshes with the driving gear. The utility model discloses utilize fin and heat-conducting plate increase heat exchange tube and the area of contact of water and steam for the heat exchange efficiency of heat exchange tube is higher, has consequently realized that electrode boiler holds for the heat exchange equipment heat transfer efficient effect, prevents that heat energy is unrestrained.

Description

Heat exchange equipment for heat storage of electrode boiler

Technical Field

The utility model relates to an electrode boiler technical field especially relates to an electrode boiler is indirect heating equipment for heat accumulation.

Background

The electrode boiler is a boiler device which directly converts electric energy into heat energy and generates steam by utilizing the high heat resistance characteristic of water, and can store the heat energy in a heat storage manner so as to be convenient to use.

The heat exchange equipment for the heat storage of the electrode boiler in the prior art has low heat exchange efficiency and poor heat insulation effect, and leads to waste of heat energy and further waste of electric energy. Therefore, it is desirable to design a heat exchange device for heat storage of an electrode boiler to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects of poor heat-exchange efficiency and poor heat-preservation effect in the prior art, and provides a heat-exchange device for heat storage of an electrode boiler.

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

a heat exchange device for heat storage of an electrode boiler comprises a shell, an upper air chamber is arranged in the shell, the bottom of the upper air chamber is provided with a lower air chamber, heat exchange tubes which are uniformly distributed are welded between the upper air chamber and the lower air chamber, the outer wall of the heat exchange tube is sleeved with evenly distributed radiating fins, the inner wall of the heat exchange tube is integrally formed with a heat conducting plate, the top of the shell is connected with a speed increasing box through a bolt, the top of the speed increasing box is connected with a motor through a bolt, one end of an output shaft of the motor penetrates through the outer wall of the top of the speed increasing box and is welded with a driving gear, the inside of the speed increasing box is connected with three connecting shafts through bearings, the outsides of the three connecting shafts are connected with tooth columns and transition gears through shaft keys, the three tooth columns are all meshed with the driving gear, the inside of casing is provided with the (mixing) shaft, the outer wall welding of (mixing) shaft has evenly distributed's puddler.

Furthermore, the top end of the stirring shaft penetrates through the outer wall of the top of the shell and extends into the speed increasing box, a driven gear is welded to the top end of the stirring shaft, and the driven gear is meshed with the transition gear.

Further, the transition gear is located at the bottom of the tooth column, and the driven gear is located among the three transition gears.

Further, the welding of one side outer wall of casing has the intake pipe, the one end of intake pipe runs through casing one side outer wall and last air chamber welding, the welding of one side outer wall of casing has the outlet duct, the one end of outlet duct runs through casing one side outer wall and lower air chamber welding.

Furthermore, the outer wall welding of one side of casing has the inlet tube, the outer wall welding of one side of casing has the outlet pipe.

Further, the shell comprises an inner layer and an outer layer, and a heat insulation layer is arranged between the inner layer and the outer layer.

Furthermore, the outer wall of the bottom of the shell is welded with a base, and the outer wall of the top of the base is provided with a mounting hole.

The utility model has the advantages that:

1. through fin and the heat-conducting plate that sets up, utilize fin and heat-conducting plate increase heat exchange tube and the area of contact of water and steam for the heat exchange efficiency of heat exchange tube is higher, has consequently realized electrode boiler heat-retaining heat exchange equipment heat transfer efficient effect, prevents that heat energy is extravagant.

2. Through motor, (mixing) shaft and the puddler that sets up, utilize the motor to drive (mixing) shaft and puddler and rotate for the puddler stirs the inside water that gets into the casing, makes water and heat exchange tube and fin spiral flow contact, has consequently realized the fast effect of the inside water heating of casing.

3. Through transition gear, driven gear and the tooth post that sets up, utilize transition gear, driven gear and tooth post to carry out the acceleration rate to the power of motor for the rotational speed of (mixing) shaft is faster than the rotational speed of motor, makes the disturbance increase of the inside water of entering casing, consequently further realizes heat transfer device and heats the fast effect to water.

4. Through inlayer, skin and the heat preservation that sets up, utilize the heat preservation setting between inlayer and skin for the casing plays fine heat preservation effect to inside water, prevents scattering and disappearing of the inside heat energy of heat transfer device.

Drawings

Fig. 1 is a schematic view of the overall structure of a heat exchange device for heat storage of an electrode boiler according to the present invention;

fig. 2 is a schematic sectional structure view of a heat exchange device for heat storage of an electrode boiler according to the present invention;

fig. 3 is a schematic structural view of a speed increasing box of the heat exchange equipment for heat storage of the electrode boiler, which is provided by the utility model;

fig. 4 is the utility model provides a heat exchange tube structure sketch map of heat exchange equipment for electrode boiler heat accumulation.

In the figure: the device comprises a shell 1, a base 2, a mounting hole 3, a speed increasing box 4, a motor 5, a water outlet pipe 6, a water inlet pipe 7, an air inlet pipe 8, an air outlet pipe 9, an upper air chamber 10, a lower air chamber 11, a heat exchange pipe 12, heat radiating fins 13, a toothed column 14, a driving gear 15, a transition gear 16, a driven gear 17, a stirring shaft 18, a stirring rod 19, a heat conducting plate 20, an outer layer 21, an inner layer 22, a heat insulating layer 23 and a connecting shaft 24.

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.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-4, a heat exchange device for heat storage of an electrode boiler comprises a shell 1, a cavity is arranged inside the shell 1, an upper air chamber 10 is arranged inside the shell 1, a lower air chamber 11 is arranged at the bottom of the upper air chamber 10, heat exchange tubes 12 which are uniformly distributed are welded between the upper air chamber 10 and the lower air chamber 11, the upper air chamber 10, the lower air chamber 11 and the heat exchange tubes 12 are communicated, radiating fins 13 which are uniformly distributed are sleeved on the outer walls of the heat exchange tubes 12, a heat conducting plate 20 is integrally formed on the inner wall of the heat exchange tubes 12, the contact area between the heat exchange tubes and water and hot gas is increased by utilizing the radiating fins 13 and the heat conducting plate 20, so that the heat exchange efficiency of the heat exchange tubes 12 is higher, the top of the shell 1 is connected with a speed increasing box 4 through bolts, the top of the speed increasing box 4 is connected with a motor 5 through bolts, the model of the motor 5 is YL8S-2, one end of an output shaft of the motor 5 penetrates through the top outer wall of the speed increasing box 4 and is welded with a driving gear 15, the inside of speed-increasing box 4 is connected with three connecting axle 24 through the bearing, and three connecting axle 24 is outside all to be connected with tooth post 14 and transition gear 16 through the axle key, and three tooth post 14 all meshes with driving gear 15, and the inside of casing 1 is provided with (mixing) shaft 18, and the outer wall welding of (mixing) shaft 18 has evenly distributed's puddler 19, utilizes puddler 19 to stir the inside water of casing 1 for water is heated more rapidly.

Further, the top of (mixing) shaft 18 runs through inside casing 1 top outer wall extends to acceleration rate case 4, and the top welding of (mixing) shaft 18 has driven gear 17, and driven gear 17 meshes with transition gear 16 for the inside mechanism of acceleration rate case 4 increases the rotational speed of motor 5, and then increases the rotational speed of (mixing) shaft 18, realizes that puddler 19 carries out high-speed disturbance to the water that gets into casing 1.

Further, a transition gear 16 is positioned at the bottom of the tooth column 14, a driven gear 17 is positioned among three transition gears 16, and the three transition gears 16 are in central symmetry.

Further, the outer wall welding of one side of casing 1 has intake pipe 8, and the one end of intake pipe 8 runs through the outer wall of one side of casing 1 and welds with last air chamber 10, and the outer wall welding of one side of casing 1 has outlet duct 9, and the one end of outlet duct 9 runs through the outer wall of one side of casing 1 and welds with lower air chamber 11 for the steam that motor boiler produced passes through intake pipe 8 and outlet duct 9 business turn over heat exchange tube 12.

Further, the outer wall of one side of the shell 1 is welded with a water inlet pipe 7, and the outer wall of one side of the shell 1 is welded with a water outlet pipe 6, so that water enters the shell 1 through the water inlet pipe 7 and is heated by the heat exchange pipe 12, and heat energy is stored by the water.

Further, casing 1 includes inlayer 22 and skin 21, is provided with heat preservation 23 between inlayer 22 and the skin 21, and heat preservation 23 is glass fiber and makes for casing 1 has good heat preservation effect.

Further, the bottom outer wall welding of casing 1 has base 2, and the top outer wall of base 2 is opened has mounting hole 3, is convenient for fix base 2 through mounting hole 3.

The working principle is as follows: when the electrode boiler is used, a power supply of the motor 5 is connected through a lead, the motor 5 drives the driving gear 15 to rotate, the driving gear 15 drives the three tooth columns 14 around to rotate, the three tooth columns 14 respectively drive the three transition gears 16 to rotate, the three transition gears 16 drive the driven gear 17 to rotate, the driven gear 17 drives the stirring shaft 18 to rotate, the stirring shaft 18 drives the stirring rod 19 to rotate, when hot gas in the electrode boiler enters the upper air chamber 10 through the air inlet pipe 8, the hot gas enters the lower air chamber 11 through the heat exchange pipe 12, the hot gas transfers heat to the outer wall of the heat exchange pipe 12 and the radiating fins 13 through the heat exchange pipe 12 and the heat conducting plate 20 in the heat exchange pipe 12, so that water entering the shell 1 through the water inlet pipe 7 is heated, the heat energy is stored by the water to enable the temperature of the water to be high, and the rotation of the stirring rod 19 drives the water in the shell 1 to be disturbed at a high speed, so that the water is heated uniformly and then flows out of the shell through the water outlet pipe 6, and the hot gas after heat exchange is cooled and flows out of the air outlet pipe 9.

The above, only be the concrete implementation of the preferred embodiment 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, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a heat exchange equipment for electrode boiler heat accumulation, includes casing (1), its characterized in that, the inside of casing (1) is provided with upper air chamber (10), the bottom of upper air chamber (10) is provided with lower air chamber (11), the welding has evenly distributed's heat exchange tube (12) between upper air chamber (10) and lower air chamber (11), evenly distributed's fin (13) have been cup jointed to heat exchange tube (12) outer wall, heat exchange tube (12) inner wall integrated into one piece has heat-conducting plate (20), the top of casing (1) has speed-increasing box (4) through bolted connection, the top of speed-increasing box (4) has motor (5) through bolted connection, the top outer wall welding that speed-increasing box (4) was run through to motor (5) output shaft one end has driving gear (15), the inside of speed-increasing box (4) is connected with three connecting axle (24) through the bearing, three connecting axle (24) outside all is connected with tooth post (14) and transition gear (16) through the axle key, and is three tooth post (14) all meshes with driving gear (15), the inside of casing (1) is provided with (mixing) shaft (18), the outer wall welding of (mixing) shaft (18) has evenly distributed's puddler (19).

2. The heat exchange device for the heat storage of the electrode boiler as recited in claim 1, wherein the top end of the stirring shaft (18) extends to the inside of the speed increasing box (4) through the outer wall of the top of the shell (1), the top end of the stirring shaft (18) is welded with a driven gear (17), and the driven gear (17) is meshed with the transition gear (16).

3. The heat exchange device for electrode boiler heat accumulation according to claim 2, characterized in that the transition gear (16) is located at the bottom of the tooth column (14), and the driven gear (17) is located among the three transition gears (16).

4. The heat exchange device for the heat storage of the electrode boiler as claimed in claim 1, wherein an air inlet pipe (8) is welded to the outer wall of one side of the shell (1), one end of the air inlet pipe (8) penetrates through the outer wall of one side of the shell (1) and is welded to the upper air chamber (10), an air outlet pipe (9) is welded to the outer wall of one side of the shell (1), and one end of the air outlet pipe (9) penetrates through the outer wall of one side of the shell (1) and is welded to the lower air chamber (11).

5. The heat exchange device for the heat storage of the electrode boiler as claimed in claim 1, characterized in that a water inlet pipe (7) is welded on the outer wall of one side of the shell (1), and a water outlet pipe (6) is welded on the outer wall of one side of the shell (1).

6. The heat exchange device for electrode boiler heat storage according to claim 1, characterized in that the casing (1) comprises an inner layer (22) and an outer layer (21), and an insulating layer (23) is arranged between the inner layer (22) and the outer layer (21).

7. The heat exchange device for the heat storage of the electrode boiler as claimed in claim 1, wherein the bottom outer wall of the shell (1) is welded with the base (2), and the top outer wall of the base (2) is provided with the mounting hole (3).