CN211739495U

CN211739495U - Energy-saving gas-fired hot water boiler waste heat recovery device

Info

Publication number: CN211739495U
Application number: CN202020306565.3U
Authority: CN
Inventors: 尹小梅; 杨栋; 雒宁课; 胡晓宁; 李强; 刘国宁; 林凤彩; 陈光绪; 李万鹏; 祁永贵; 赵来兵
Original assignee: Qinghai Ruibo Transformer Manufacturing Co ltd
Current assignee: Qinghai Ruibo Transformer Manufacturing Co ltd
Priority date: 2020-03-12
Filing date: 2020-03-12
Publication date: 2020-10-23
Anticipated expiration: 2030-03-12

Abstract

The utility model discloses an energy-saving gas-fired hot water boiler waste heat recovery device, which comprises a heat preservation box, a bidirectional smoke tube and a limit cover, the heat insulation box comprises a box shell and a heat collection liner, so that a user can stably receive smoke generated by combustion of the hot water boiler into the bidirectional smoke pipe through the smoke inlet pipe to heat the heat collection liner, meanwhile, the structure arrangement of the first flue and the second flue ensures that the hot smoke heats the heat collecting liner once in the process of flowing through the first flue, then the heat collecting liner is heated once again through the second flue, the heating efficiency is greatly ensured, meanwhile, the heating and heat-insulating effects of the heat-collecting liner are realized by matching with the heat-insulating structure of the box shell, so that a user can heat any article in the heat-collecting liner for use, meanwhile, the smoke passing through the bidirectional smoke pipe flows out of the smoke outlet pipe, and a user can connect the smoke outlet pipe to the existing waste heat recovery equipment to heat cold water.

Description

Energy-saving gas-fired hot water boiler waste heat recovery device

Technical Field

The utility model relates to a boiler waste heat recovery technical field specifically is an energy-saving gas boiler waste heat recovery device.

Background

In the last decade, due to energy shortage, along with the further development of energy-saving work, various novel advanced energy-saving furnaces are gradually improved, and the heat dissipation loss of the furnaces is obviously reduced after novel high-quality heat-insulating materials such as refractory fibers are adopted. The advanced combustion device is adopted to strengthen combustion, reduce incomplete combustion amount, lead the air-fuel ratio to be reasonable, however, the technology for reducing the waste heat of exhaust gas and recovering the waste heat of the exhaust gas is not good, in order to further improve the heat efficiency of the kiln and achieve the purposes of energy saving and consumption reduction, the recovery of the waste heat of the exhaust gas is also an important energy-saving way, the exhaust gas is a main way for wasting energy of general energy-consuming equipment, for example, the exhaust gas energy consumption of a boiler is about fifteen percent, the main energy consumption of other equipment such as a setting machine, a drying machine, a kiln and the like in the printing and dyeing industry is realized through the exhaust gas, and the recovery of the waste heat of the exhaust gas mainly converts the heat carried by the exhaust.

The utility model discloses an inventor discovers, current boiler is at the in-process that uses, and a part heat in the combustion process can be taken away to the flue gas, if not utilize the great reduction of the thermal efficiency that the chance leads to the burning to this part heat in the use of boiler, and traditional boiler waste heat recovery all can only simply be used for heating cold water and use, and not only the utilization ratio is lower, and the user mode is single moreover, can not utilize it to heat the use to other article.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an energy-saving gas-fired hot water boiler waste heat recovery device, aim at improving the in-process that current hot water boiler is using, the flue gas can take away a part of heat among the combustion process, if do not utilize the great reduction of the thermal efficiency that the opportunity leads to the burning to this part of heat in the use of boiler, and traditional hot water boiler waste heat recovery all can only simply be used for heating cold water and use, not only the utilization ratio is lower, and the user mode is single moreover, can not utilize its problem of using to other article heating.

The utility model discloses a realize like this:

an energy-saving waste heat recovery device of a gas-fired hot water boiler comprises an insulation box, a bidirectional smoke tube and a limiting cover, wherein the insulation box comprises a box shell and a heat collection liner, the heat collection liner is arranged in the box shell and is fixedly connected with the box shell, the bidirectional smoke tube is arranged on the outer side surface of the heat collection liner and is fixedly connected with the heat collection liner, the limiting cover is arranged at the head of the box shell and is fixedly connected with the box shell through a bolt, the structural arrangement of the insulation box ensures that a user can conveniently and stably install the bidirectional smoke tube through the box shell for use, meanwhile, the heat collection liner provides corresponding heating space for the user, the structural arrangement of the bidirectional smoke tube ensures that the user can stably heat the heat collection liner for use, and the structural arrangement of the limiting cover ensures that the bidirectional smoke tube is stably installed in the insulation box, meanwhile, the bidirectional smoke tube can be guaranteed to be better used for heating the heat preservation box.

Further, sealed lid is all installed at the both ends of collection heat courage, fixed connection can be dismantled with the collection heat courage to sealed lid, guarantees through the structure setting to sealed lid that the user can seal the collection heat courage, guarantees that the inside article of collection heat courage is better heats, guarantees simultaneously that the user can take or place article and use in the collection heat courage at any time.

Furthermore, two-way tobacco pipe includes first flue and second flue, first flue and second flue interval distribution, and first flue and second flue fixed connection guarantee that the flue gas can be better heat the thermal-arrest courage through the structure setting to first flue and second flue.

Furthermore, reversing smoke pipes are further installed at the tail ends of the first smoke flue and the second smoke flue, the reversing smoke pipes are fixedly connected with the first smoke flue and the second smoke flue, and the reversing smoke pipes are structurally arranged to ensure that hot smoke can flow in the forward direction and can be heated in the reverse direction after being heated.

Furthermore, a smoke inlet pipe and a smoke outlet pipe are installed at the upper end of the box shell, the smoke inlet pipe and the smoke outlet pipe are respectively connected with the first flue and the second flue, and the arrangement of the smoke inlet pipe and the smoke outlet pipe ensures that a user can stably install the smoke pipe outside the box shell for use.

Further, still install the heat preservation on the medial surface of case shell, heat preservation and case shell fixed connection reduce scattering and disappearing of the inside temperature of case shell through the structure setting to the heat preservation, increase inside heat preservation effect.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model designs an energy-saving gas-fired hot water boiler waste heat recovery device by researching the structure and the using process of the traditional hot water boiler, which is convenient for a user to stably receive the smoke generated by the combustion of the hot water boiler into the bidirectional smoke tube through the smoke inlet tube for heating the heat collecting liner, ensures that the hot smoke is heated for the heat collecting liner once in the process of flowing through the first smoke tube through the structure arrangement of the first smoke tube and the second smoke tube, and then is heated for the heat collecting liner once again through the second smoke tube, greatly ensures the heating efficiency, realizes the heating and heat preservation effects of the heat collecting liner by matching with the heat preservation structure of the box shell, ensures that the user can heat any article in the heat collecting liner for use, simultaneously, the smoke passing through the bidirectional smoke tube can flow out from the smoke outlet tube, and can connect the smoke outlet tube to the existing waste heat recovery device for heating cold water for use, the effectual in-process of having solved current hot water boiler using, the combustion process partly heat can be taken away to the flue gas, if do not utilize the great reduction of the thermal efficiency that the chance leads to burning to this part heat in the use of boiler, and traditional hot water boiler waste heat recovery all can only simply be used for heating cold water and use, and not only the utilization ratio is lower, and the user mode is single moreover, can not utilize its problem to other article heating uses.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a perspective view of the device of the present invention;

FIG. 2 is a schematic view of the incubator of FIG. 1;

FIG. 3 is a front view of the device of FIG. 2;

FIG. 4 is a left side view of the device of FIG. 2;

fig. 5 is a schematic structural view of the two-way smoke tube shown in fig. 1.

In the figure: 1. a heat preservation box; 11. a cabinet housing; 111. a smoke inlet pipe; 112. discharging the smoke tube; 113. a heat-insulating layer; 12. a heat collecting liner; 121. a sealing cover; 2. a bidirectional smoke pipe; 21. a first flue; 211. a smoke reversing pipe; 22. a second flue; 3. and a limiting cover.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are 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. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.

Referring to fig. 1, 2, 3, 4 and 5, an energy-saving gas-fired hot water boiler waste heat recovery device comprises an insulation can 1, a two-way smoke tube 2 and a limit cover 3, wherein the insulation can 1 comprises a box shell 11 and a heat collection liner 12, the structural arrangement of the insulation can 1 ensures that a user can conveniently and stably install the two-way smoke tube 2 for use through the box shell 11, meanwhile, the heat collection liner 12 provides a corresponding heating space for the user for use, the heat collection liner 12 is installed inside the box shell 11, the heat collection liner 12 is fixedly connected with the box shell 11, through researching the structure and the using process of a traditional hot water boiler, the energy-saving gas-fired hot water boiler waste heat recovery device is designed, the user can conveniently receive smoke generated by combustion of the hot water boiler stably into the two-way smoke tube 2 through a smoke inlet tube 111 for heating the heat collection liner 12, meanwhile, the structure arrangement of the first flue 21 and the second flue 22 ensures that the hot smoke heats the heat collecting liner 12 once in the process of flowing through the first flue 21, and then heats the heat collecting liner 12 once again through the second flue 22, so that the heating efficiency is greatly ensured, meanwhile, the heating and heat preserving effects of the heat collecting liner 12 are realized by matching with the heat preserving structure of the box shell 11, so that a user can heat any article in the heat collecting liner 12 for use, meanwhile, the smoke passing through the bidirectional smoke tube 2 can flow out from the smoke outlet tube 112, the user can also connect the smoke outlet tube 112 to the existing waste heat recovery equipment for heating cold water, and the problems that in the use process of the existing hot water boiler, part of heat in the combustion process can be taken away by the smoke, and if the part of heat is not utilized in the use of the boiler, the combustion heat efficiency is greatly reduced, the traditional hot water boiler can only be used for heating cold water simply, so that the utilization rate is low, the use mode is single, and other articles cannot be heated and used by the traditional hot water boiler;

the upper end of the box shell 11 is provided with a smoke inlet pipe 111 and a smoke outlet pipe 112, the smoke inlet pipe 111 and the smoke outlet pipe 112 are respectively connected with a first smoke channel 21 and a second smoke channel 22, the arrangement of the smoke inlet pipe 111 and the smoke outlet pipe 112 ensures that a user can stably install the smoke pipe outside the case shell 11 for use, the inner side surface of the case shell 11 is also provided with the heat preservation layer 113, the heat preservation layer 113 is fixedly connected with the case shell 11, the dissipation of the temperature inside the box shell 11 is reduced and the heat preservation effect inside is increased by the structural arrangement of the heat preservation layer 113, the sealing covers 121 are respectively arranged at the two ends of the heat collection liner 12, the sealing covers 121 are detachably and fixedly connected with the heat collection liner 12, the sealing cover 121 is structurally arranged to ensure that a user can seal the heat collecting container 12, ensure that articles in the heat collecting container 12 are better heated, meanwhile, the user can take or place articles in the heat collecting liner 12 for use at any time;

the bidirectional smoke tube 2 is arranged on the outer side surface of the heat collection liner 12, the bidirectional smoke tube 2 is fixedly connected with the heat collection liner 12, the bidirectional smoke tube 2 is structurally arranged to ensure that a user can stably heat the heat collection liner 12 for use, the bidirectional smoke tube 2 comprises a first smoke channel 21 and a second smoke channel 22, the first smoke channel 21 and the second smoke channel 22 are distributed at intervals, the first smoke channel 21 and the second smoke channel 22 are fixedly connected, the first smoke channel 21 and the second smoke channel 22 are structurally arranged to ensure that smoke can better heat the heat collection liner 12, the tail ends of the first smoke channel 21 and the second smoke channel 22 are also provided with reversing smoke tubes 211, the reversing smoke tubes 211 are fixedly connected with the first smoke channel 21 and the second smoke channel 22, and the reversing smoke tubes 211 are structurally arranged to ensure that the hot smoke can flow forward and can be heated and can also reversely heated;

spacing lid 3 is installed at the head of case shell 11, and spacing lid 3 passes through bolt and case shell 11 fixed connection, guarantees the stable installation of two-way tobacco pipe 2 in insulation can 1 inside through the structure setting to spacing lid 3, can guarantee simultaneously that two-way tobacco pipe 2 can give insulation can 1 better heating use.

The device obtained by the design can basically meet the use requirement of the waste heat recovery device of the energy-saving gas hot water boiler, but the designer further improves the device with the aim of further improving the function.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an energy-saving gas hot water boiler waste heat recovery device, includes insulation can (1), two-way tobacco pipe (2) and spacing lid (3), its characterized in that: insulation can (1) is including case shell (11) and heat collection courage (12), install the inside at case shell (11) heat collection courage (12), and heat collection courage (12) and case shell (11) fixed connection, two-way tobacco pipe (2) are installed on the lateral surface of heat collection courage (12), and two-way tobacco pipe (2) and heat collection courage (12) fixed connection, the head at case shell (11) is installed in spacing lid (3), and just spacing lid (3) pass through bolt and case shell (11) fixed connection.

2. The waste heat recovery device of the energy-saving gas-fired hot water boiler according to claim 1, wherein sealing covers (121) are installed at both ends of the heat collecting liner (12), and the sealing covers (121) are detachably and fixedly connected with the heat collecting liner (12).

3. The waste heat recovery device of the energy-saving gas-fired hot water boiler according to claim 2, wherein the bidirectional smoke pipe (2) comprises a first smoke channel (21) and a second smoke channel (22), the first smoke channel (21) and the second smoke channel (22) are distributed at intervals, and the first smoke channel (21) is fixedly connected with the second smoke channel (22).

4. The waste heat recovery device of the energy-saving gas-fired hot water boiler according to claim 3, wherein the tail ends of the first flue (21) and the second flue (22) are further provided with a reversing smoke tube (211), and the reversing smoke tube (211) is fixedly connected with the first flue (21) and the second flue (22).

5. The waste heat recovery device of an energy-saving gas-fired hot water boiler according to claim 4, wherein the upper end of the housing (11) is provided with a smoke inlet pipe (111) and a smoke outlet pipe (112), and the smoke inlet pipe (111) and the smoke outlet pipe (112) are respectively connected with the first flue (21) and the second flue (22).

6. The waste heat recovery device of an energy-saving gas-fired hot water boiler according to claim 5, wherein an insulating layer (113) is further installed on the inner side surface of the box shell (11), and the insulating layer (113) is fixedly connected with the box shell (11).