CN219977170U - Heat exchange device for large boiler system - Google Patents

Abstract

The utility model relates to the technical field of heat exchange, and discloses a heat exchange device for a large boiler system, which solves the problem of poor heat transfer effect at present, and comprises a shell, wherein a heat insulation sleeve is fixedly arranged on the outer side of the shell, a heat conducting coil is fixedly arranged in the shell, two ends of the heat conducting coil penetrate through the shell and extend to the outer side of the shell, a stirring mechanism is arranged in the shell, a water inlet pipe and a water outlet pipe are fixedly arranged on the shell, the stirring mechanism comprises a first bracket positioned in the shell, and two connecting rods are symmetrically and fixedly arranged on the first bracket; according to the utility model, through the coordination between the motor and the transmission shaft and between the driving gear and the driven gear, the rotation of the fixed sleeve is facilitated, and through the coordination between the sleeve and the bracket II and between the connecting rod and the bracket I, the rotation of the stirring blade driven by the two connecting rods is facilitated, and then the cooling inside the shell is fully stirred, so that the heat transfer effect is improved.

Description

Heat exchange device for large boiler system

Technical Field

The utility model belongs to the technical field of heat exchange, and particularly relates to a heat exchange device for a large boiler system.

Background

The boiler is energy conversion equipment, the energy input to the boiler is chemical energy and electric energy in fuel, the boiler outputs steam, high temperature water or organic heat carrier with certain heat energy, and in order to improve the heat exchange efficiency of the boiler, a heat exchange device is arranged outside the boiler; according to the authorized bulletin number: CN216205503U, the patent document of a boiler comdenstion water recovery heat exchange device, its setting through heat conduction coil, can reduce the speed that hot water passed through, increase and the heat transfer time of cold water, improve the heat transfer effect, be convenient for to the multidirectional buffering protection of heat exchange device body, can absorb the impact force of a plurality of directions and turn into elastic potential energy with it, weaken impact energy, reduce the risk that heat exchange device body was impacted damage, satisfy the user demand, be favorable to using:

the cold water needs to fill the whole shell to submerge the heat conducting coil, and when the cold water injected into the shell is less, the heat transfer effect is poor, so that the heat is inconvenient to transfer to the cold water quickly.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the heat exchange device for the large boiler system, which effectively solves the problem of poor heat transfer effect at present.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the heat exchange device for the large boiler system comprises a shell, wherein a heat preservation sleeve is fixedly arranged on the outer side of the shell, a heat conducting coil is fixedly arranged in the shell, two ends of the heat conducting coil penetrate through the shell and extend to the outer side of the shell, a stirring mechanism is arranged in the shell, and a water inlet pipe and a water outlet pipe are fixedly arranged on the shell;

the stirring mechanism comprises a first support located inside a shell, two connecting rods are symmetrically and fixedly installed on the first support, the two connecting rods are attached to the inner wall of the shell, a second support is fixedly installed at one end of the first support, which is far away from the first connecting rods, the first support and the second support are symmetrically arranged inside the shell, stirring blades are fixedly installed at equal distances on one sides, close to each other, of the two connecting rods, and the first support and the second support are rotationally sleeved on the outer side of the heat conducting coil.

Preferably, one side of the second bracket away from the first bracket is fixedly provided with a sleeve, the sleeve is rotationally sleeved on the outer side of the heat conducting coil, one end of the sleeve away from the second bracket penetrates through the shell and extends to the outer side of the shell, the outer side of the sleeve is fixedly provided with a fixing sleeve, the fixing sleeve is positioned on the outer side of the shell, and the outer side of the fixing sleeve is fixedly provided with a driven gear.

Preferably, the outside rotation of casing is connected with the transmission shaft, and the one end of transmission shaft far away from the casing is fixed mounting has the motor, and the outside fixed mounting of transmission shaft has the driving gear, and driving gear and driven gear meshing are connected.

Preferably, the outside of casing is equipped with the spacing dish, and equiangular fixed mounting has the support column between spacing dish and the casing, and the motor is fixed in on the one side that the spacing dish is close to the casing, and the sleeve passes the spacing dish, and sleeve and spacing dish rotate to be connected.

Preferably, one side of the limiting disc, which is close to the shell, is symmetrically and fixedly provided with two limiting rods, one end, which is far away from the limiting disc, of each limiting rod is fixedly provided with a limiting ring, the outer side of each fixing sleeve is provided with a limiting groove, and each limiting ring is rotationally connected with the corresponding fixing sleeve through each limiting groove.

Compared with the prior art, the utility model has the beneficial effects that:

(1) According to the utility model, through the coordination between the motor and the transmission shaft and between the driving gear and the driven gear, the rotation of the fixed sleeve is facilitated, and through the coordination between the sleeve and the bracket II and between the connecting rod and the bracket I, the rotation of the stirring blade driven by the two connecting rods is facilitated, and then the cooling inside the shell is fully stirred, so that the heat transfer effect is improved;

(2) This novel cooperation between through spacing dish and sleeve and the support column is convenient for carry out spacingly to the sleeve to through the cooperation between fixed cover and spacing groove and the spacing ring, and carry out spacingly to the sleeve again, thereby the sleeve of being convenient for can steadily rotate.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.

In the drawings:

FIG. 1 is a schematic cross-sectional view of a heat exchange device for a large boiler system according to the present utility model;

FIG. 2 is a schematic view of the overall structure of the heat exchange device for a large boiler system according to the present utility model;

FIG. 3 is a schematic view of the stirring mechanism of the present utility model;

FIG. 4 is a schematic view of a sleeve structure according to the present utility model;

FIG. 5 is a schematic view of the structure of the fixing sleeve of the present utility model;

in the figure: 1. a housing; 2. a stirring mechanism; 201. a first bracket; 202. a connecting rod; 203. a second bracket; 204. a sleeve; 205. stirring the leaves; 206. a transmission shaft; 207. a drive gear; 208. a motor; 209. a limiting disc; 2010. a fixed sleeve; 2011. a support column; 2012. a driven gear; 2013. a limit rod; 2014. a limiting ring; 2015. a limit groove; 3. a thermally conductive coil; 4. a thermal insulation sleeve; 5. a water inlet pipe; 6. and a water outlet pipe.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

1-2, the utility model comprises a shell 1, wherein a heat insulation sleeve 4 is fixedly arranged on the outer side of the shell 1, a heat conduction coil 3 is fixedly arranged in the shell 1, both ends of the heat conduction coil 3 penetrate through the shell 1 and extend to the outer side of the shell 1, a stirring mechanism 2 is arranged in the shell 1, and a water inlet pipe 5 and a water outlet pipe 6 are fixedly arranged on the shell 1;

under the state of use, at first pour into the inside of casing 1 with cold water through inlet tube 5, be connected heat conduction coil 3 and large-scale boiler's output hot water system simultaneously, give the inside cold water of casing 1 with heat transfer when hot water passes through heat conduction coil 3 this moment, the temperature of cold water rises simultaneously to keep warm through insulation cover 4, accessible rabbling mechanism 2 carries out intensive mixing to the cold water when heat transfer, improves thermal transfer effect.

Specifically, as shown in fig. 3-4, the stirring mechanism 2 includes a first bracket 201 located inside the casing 1, two connecting rods 202 are symmetrically and fixedly installed on the first bracket 201, both connecting rods 202 are attached to the inner wall of the casing 1, one end of each connecting rod 202, which is far away from the first bracket 201, is fixedly installed with a second bracket 203, the first bracket 201 and the second bracket 203 are symmetrically arranged inside the casing 1, stirring blades 205 are fixedly installed at equal distances on one side, which is close to each other, of each connecting rod 202, the first bracket 201 and the second bracket 203 are rotationally sleeved outside the heat conducting coil 3, a sleeve 204 is fixedly installed on one side, which is far away from the first bracket 201, of each sleeve 204 is rotationally sleeved outside the heat conducting coil 3, one end, which is far away from the second sleeve 204, of each sleeve 204 penetrates through the casing 1 and extends to the outside of the casing 1, a fixing sleeve 2010 is fixedly installed on the outside of the casing 1, the fixing sleeve 2010 is located on the outside of the casing 1, a driven gear 2012 is fixedly installed on the outside of the casing 1, a transmission shaft 206 is rotationally connected to the outside of the casing 1, one end, which is fixedly installed with a motor 208, a driving gear 207 is fixedly installed on the outside of the transmission shaft 206, and the driving gear 2012 is meshed with the driven gear 2012;

in the use state, the motor 208 is started firstly to drive the transmission shaft 206 to rotate, the fixed sleeve 2010 is driven to rotate through the meshing action of the driving gear 207 and the driven gear 2012, the sleeve 204 rotates along with the fixed sleeve, the bracket two 203 is driven to rotate, the connecting rod 202 drives the stirring blade 205 to rotate through the cooperation between the bracket two 203 and the bracket one 201, and finally cold water in the shell 1 is fully stirred, so that the heat transfer effect is improved.

Specifically, as shown in fig. 4-5, a limiting disc 209 is arranged on the outer side of the shell 1, a supporting column 2011 is fixedly installed between the limiting disc 209 and the shell 1 at equal angles, a motor 208 is fixed on one side, close to the shell 1, of the limiting disc 209, a sleeve 204 penetrates through the limiting disc 209, the sleeve 204 is rotationally connected with the limiting disc 209, two limiting rods 2013 are symmetrically and fixedly installed on one side, close to the shell 1, of the limiting disc 209, a limiting ring 2014 is fixedly installed on one end, far from the limiting disc 209, of the two limiting rods 2013, a limiting groove 2015 is formed in the outer side of the fixing sleeve 2010, and the limiting ring 2014 is rotationally connected with the fixing sleeve 2010 through the limiting groove 2015;

in the use state, when the sleeve 204 rotates, the sleeve 204 is limited by the limiting disc 209, and then the sleeve 204 is limited again by the cooperation between the limiting ring 2014 and the fixing sleeve 2010, so that the sleeve 204 can rotate stably.

Claims (5)

1. Heat exchange device for large boiler systems, comprising a housing (1), characterized in that: the heat-insulating device is characterized in that a heat-insulating sleeve (4) is fixedly arranged on the outer side of the shell (1), a heat-conducting coil pipe (3) is fixedly arranged in the shell (1), two ends of the heat-conducting coil pipe (3) penetrate through the shell (1) and extend to the outer side of the shell (1), a stirring mechanism (2) is arranged in the shell (1), and a water inlet pipe (5) and a water outlet pipe (6) are fixedly arranged on the shell (1);

the stirring mechanism (2) comprises a first support (201) positioned inside the shell (1), two connecting rods (202) are symmetrically and fixedly installed on the first support (201), the two connecting rods (202) are attached to the inner wall of the shell (1), a second support (203) is fixedly installed at one end, far away from the first support (201), of each connecting rod (202), the first support (201) and the second support (203) are symmetrically arranged inside the shell (1), stirring blades (205) are fixedly installed at equal distances on one sides, close to each other, of the two connecting rods (202), and the first support (201) and the second support (203) are rotationally sleeved on the outer side of the heat conducting coil (3).

2. A heat exchange device for a large boiler system according to claim 1, wherein: one side of a second support (203) far away from the first support (201) is fixedly provided with a sleeve (204), the sleeve (204) is rotationally sleeved on the outer side of the heat conducting coil pipe (3), one end of the sleeve (204) far away from the second support (203) penetrates through the shell (1) and extends to the outer side of the shell (1), the outer side of the sleeve (204) is fixedly provided with a fixing sleeve (2010), the fixing sleeve (2010) is located on the outer side of the shell (1), and the outer side of the fixing sleeve (2010) is fixedly provided with a driven gear (2012).

3. A heat exchange device for a large boiler system according to claim 2, wherein: the outside rotation of casing (1) is connected with transmission shaft (206), and one end that transmission shaft (206) kept away from casing (1) is fixed mounting has motor (208), and the outside fixed mounting of transmission shaft (206) has driving gear (207), and driving gear (207) and driven gear (2012) meshing are connected.

4. A heat exchange device for a large boiler system according to claim 2, wherein: the outside of casing (1) is equipped with spacing dish (209), and equiangular fixed mounting has support column (2011) between spacing dish (209) and casing (1), and motor (208) are fixed in on spacing dish (209) are close to one side of casing (1), and sleeve (204) pass spacing dish (209), and sleeve (204) are connected with spacing dish (209) rotation.

5. A heat exchange device for a large boiler system according to claim 4, wherein: two limiting rods (2013) are symmetrically and fixedly arranged on one side, close to the shell (1), of the limiting disc (209), a limiting ring (2014) is fixedly arranged at one end, far away from the limiting disc (209), of the two limiting rods (2013), a limiting groove (2015) is formed in the outer side of the fixing sleeve (2010), and the limiting ring (2014) is rotationally connected with the fixing sleeve (2010) through the limiting groove (2015).