CN223331745U - Waste heat recovery device for heating boiler - Google Patents
Waste heat recovery device for heating boilerInfo
- Publication number
- CN223331745U CN223331745U CN202422185986.6U CN202422185986U CN223331745U CN 223331745 U CN223331745 U CN 223331745U CN 202422185986 U CN202422185986 U CN 202422185986U CN 223331745 U CN223331745 U CN 223331745U
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- CN
- China
- Prior art keywords
- box
- heat exchange
- recovery
- waste heat
- recovery device
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/30—Technologies for a more efficient combustion or heat usage
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
本实用新型涉及一种供热锅炉用余热回收装置，属于余热回收技术领域，包括回收箱，所述回收箱的一侧固定连接有进烟管，所述回收箱的另一侧固定连接有出烟管，所述回收箱的内部固定安装有换热管，所述换热管的外侧设置有清理组件；所述清理组件包括设于回收箱内部的安装板，所述安装板的外侧固定连接有若干个套接在换热管外壁上的刮环，所述安装板的上侧设置有升降机构；所述升降机构包括安装箱，所述安装箱的上侧固定安装有驱动电机，所述驱动电机的输出轴上固定安装有丝杆，所述丝杆的外侧螺纹连接有螺纹套。该供热锅炉用余热回收装置，实现了对换热管的绝大部分位置进行清理，保障了换热管的换热效率。
The present invention relates to a waste heat recovery device for a heating boiler, belonging to the field of waste heat recovery technology. The device comprises a recovery box, one side of which is fixedly connected to a smoke inlet pipe, the other side of which is fixedly connected to a smoke outlet pipe, a heat exchange tube fixedly mounted inside the recovery box, and a cleaning assembly provided on the outside of the heat exchange tube; the cleaning assembly comprises a mounting plate provided inside the recovery box, the outside of which is fixedly connected to a plurality of scraper rings sleeved on the outer wall of the heat exchange tube, a lifting mechanism provided on the upper side of the mounting plate; the lifting mechanism comprises a mounting box, the upper side of which is fixedly mounted to a drive motor, a screw rod fixedly mounted on the output shaft of the drive motor, and a threaded sleeve threadedly connected on the outer side of the screw rod. The waste heat recovery device for a heating boiler can clean most of the positions of the heat exchange tube, thereby ensuring the heat exchange efficiency of the heat exchange tube.
Description
Technical Field
The utility model relates to the technical field of waste heat recovery, in particular to a waste heat recovery device for a heat supply boiler.
Background
The boiler is an energy conversion device, the energy input to the boiler is chemical energy and electric energy in fuel, and the boiler outputs steam, high temperature water or organic heat carrier with certain heat energy. The heat supply boiler comprises a steam boiler, a hot water boiler, a heat pipe boiler, a hot air furnace, a heat carrier heating furnace and the like, and when in use, the heat supply boiler can generate a large amount of flue gas carrying heat, and a waste heat recovery device is generally adopted in a factory to recover the heat in the flue gas.
The utility model discloses a boiler waste heat recovery device for the utility model discloses a CN208091272U among the prior art, including the waste heat recovery device body, the inside upper end water drum and the lower extreme water drum that is provided with of waste heat recovery device body, upper end water drum and lower extreme water drum between be provided with evenly distributed's heat absorption water pipe, waste heat recovery device body upper end be provided with symmetrical installation's flue gas entrance point and flue gas exit end, upper end water drum and waste heat recovery device body between be provided with the intermediate baffle, upper end water drum and lower extreme water drum between also be provided with the intermediate baffle, be close to the heat absorption water pipe of waste heat recovery device body and waste heat recovery device body between be provided with the circumference baffle, one side that the waste heat recovery device body is close to the lower extreme water drum be provided with the guide plate, the upper end water drum be connected with the delivery port, the lower extreme water drum be connected with the water inlet, the device can realize carrying out abundant recovery to the heat in the boiler exhaust flue gas, reduce the energy extravagant, heat recovery efficiency is high.
But the device is in the in-process of using, and some impurity in the flue gas adheres to on the outer wall of heat absorption water pipe, and after long-term use, the outer wall accumulation one deck thick impurity of heat absorption water pipe influences heat exchange efficiency, and current waste heat recovery device does not possess the structure of clearing up heat absorption water pipe, uses comparatively inconveniently, and the practicality is lower, so proposes a waste heat recovery device for heat supply boiler and solves the problem that above-mentioned in.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model provides a waste heat recovery device for a heat supply boiler, which has the advantages of being convenient to clean and the like, and solves the problems that after long-term use, the outer wall of a heat absorption water pipe accumulates a layer of thick impurities to influence heat exchange efficiency, the existing waste heat recovery device does not have a structure for cleaning the heat absorption water pipe, and the use is relatively inconvenient.
The waste heat recovery device for the heat supply boiler comprises a recovery box, wherein one side of the recovery box is fixedly connected with a smoke inlet pipe, the other side of the recovery box is fixedly connected with a smoke outlet pipe, a heat exchange pipe is fixedly arranged in the recovery box, and a cleaning assembly is arranged on the outer side of the heat exchange pipe;
the cleaning assembly comprises a mounting plate arranged in the recovery box, a plurality of scraping rings sleeved on the outer wall of the heat exchange tube are fixedly connected to the outer side of the mounting plate, and a lifting mechanism is arranged on the upper side of the mounting plate;
the lifting mechanism comprises a mounting box, a driving motor is fixedly arranged on the upper side of the mounting box, a screw rod is fixedly arranged on an output shaft of the driving motor, a threaded sleeve is connected to the outer side of the screw rod in a threaded manner, a connecting rod is fixedly connected to the outer side of the threaded sleeve, a vertical rod is fixedly connected to the lower side of the connecting rod, and the vertical rod extends to the inside of the recovery box and is fixedly connected with a mounting plate.
Further, a water inlet connector is fixedly arranged on one side of the recovery box, and a water outlet connector is fixedly arranged on the other side of the recovery box.
Further, one end of the heat exchange tube is connected with the water inlet joint, and the other end of the heat exchange tube is connected with the water outlet joint.
Further, the lower part of the recovery box is in a bamboo hat shape, the bottom of the recovery box is fixedly connected with a collecting pipe, and the lower end of the collecting pipe is in threaded connection with a threaded cover.
Further, the installation box is fixedly installed at the top of the recovery box, the screw rod is located in the installation box, and the lower end of the screw rod is connected with the inner wall of the installation box through a bearing.
Further, the number of the connecting rods and the number of the vertical rods are two, and the connecting rods and the vertical rods are respectively positioned on the left side and the right side of the mounting box.
Further, the left and right sides of installation case has all offered the bar mouth, the connecting rod runs through in the inboard of bar mouth, and connecting rod and the inboard sliding fit of bar mouth.
Compared with the prior art, the utility model provides a waste heat recovery device for a heat supply boiler, which has the following beneficial effects:
1. This waste heat recovery device for heat supply boiler can drive the mounting panel through starting the driving motor and remove, and the mounting panel then can drive and scrape the ring and reciprocate along the outer wall of heat exchange tube for scrape the ring and strike off the dust impurity that adheres to on the heat exchange tube outer wall, realized clearing up the heat exchange tube's the vast majority position, ensured the heat exchange efficiency of heat exchange tube, solved after long-term use, the outer wall accumulation one deck thick impurity of heat absorption water pipe influences heat exchange efficiency, current waste heat recovery device does not possess the structure of clearing up the heat absorption water pipe, uses comparatively inconvenient problem.
2. This waste heat recovery device for heat supply boiler, dust after striking off drops in the collecting pipe of collection tank bottom, and the collecting pipe is opened to follow-up rotatable screw thread lid to discharge the dust impurity of collecting pipe inside, the clearance is convenient.
Drawings
FIG. 1 is a cross-sectional view of the structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of the mounting case of the present utility model;
FIG. 3 is a front elevational view of the structure of the present utility model;
Fig. 4 is a perspective view of the structure of the mounting plate and scraper ring of the present utility model.
In the figure, 1, a recovery box; 2, a smoke inlet pipe, 3, a smoke outlet pipe, 4, a water inlet joint, 5, a water outlet joint, 6, a heat exchange pipe, 7, a mounting plate, 8, a scraping ring, 9, a mounting box, 10, a driving motor, 11, a screw rod, 12, a threaded sleeve, 13, a connecting rod, 14, a strip-shaped port, 15, a vertical rod, 16, a collecting pipe, 17 and a threaded cover.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.
Embodiment one:
referring to fig. 1 to 4, the waste heat recovery device for a heat supply boiler in this embodiment includes a recovery tank 1, one side of the recovery tank 1 is fixedly connected with a smoke inlet pipe 2, the other side of the recovery tank 1 is fixedly connected with a smoke outlet pipe 3, a heat exchange pipe 6 is fixedly installed inside the recovery tank 1, a water inlet connector 4 is fixedly installed on one side of the recovery tank 1, a water outlet connector 5 is fixedly installed on the other side of the recovery tank 1, one end of the heat exchange pipe 6 is connected with the water inlet connector 4, and the other end of the heat exchange pipe 6 is connected with the water outlet connector 5.
In this embodiment, the outside of heat exchange tube 6 is provided with the clearance subassembly, and the clearance subassembly is including locating the inside mounting panel 7 of collection box 1, and the outside fixedly connected with of mounting panel 7 is cup jointed the scraping ring 8 on the heat exchange tube 6 outer wall by a plurality of.
In this embodiment, the upside of mounting panel 7 is provided with elevating system, elevating system includes mounting box 9, mounting box 9 fixed mounting is at the top of recovery tank 1, the upside fixed mounting of mounting box 9 has driving motor 10, fixed mounting has lead screw 11 on driving motor 10's the output shaft, lead screw 11 is located the inside of mounting box 9, and the lower extreme and the mounting box 9 inner wall of lead screw 11 pass through bearing connection, the outside threaded connection of lead screw 11 has thread bush 12, the outside fixedly connected with connecting rod 13 of thread bush 12, the downside fixedly connected with montant 15 of connecting rod 13, montant 15 extends to inside recovery tank 1 and with mounting panel 7 fixed connection.
The number of the connecting rods 13 and the number of the vertical rods 15 are two, the connecting rods are respectively located at the left side and the right side of the installation box 9, the left side and the right side of the installation box 9 are provided with strip-shaped openings 14, the connecting rods 13 penetrate through the inner sides of the strip-shaped openings 14, and the connecting rods 13 are in sliding fit with the inner sides of the strip-shaped openings 14.
Embodiment two:
Referring to fig. 1, on the basis of the first embodiment, the lower part of the recovery tank 1 is in a bamboo hat shape, the bottom of the recovery tank 1 is fixedly connected with a collecting pipe 16, the lower end of the collecting pipe 16 is in threaded connection with a threaded cover 17, cleaned dust and impurities fall into the collecting pipe 16 at the bottom of the recovery tank 1, and the collecting pipe 16 is opened by the rotatable threaded cover 17, so that the dust and impurities in the collecting pipe 16 are discharged, and cleaning is facilitated.
The working principle of the embodiment is as follows:
When the heat exchange tube cleaning device is used, the driving motor 10 is started to drive the screw rod 11 to rotate, the screw rod 11 drives the threaded sleeve 12 to move up and down, the connecting rod 13 is driven to move along the inner side of the strip-shaped opening 14, the vertical rod 15 is driven to move, the mounting plate 7 is driven to move, the scraping ring 8 is driven to move up and down along the outer wall of the heat exchange tube 6, dust impurities attached to the outer wall of the heat exchange tube 6 are scraped by the scraping ring 8, cleaning of most positions of the heat exchange tube 6 is achieved, heat exchange efficiency of the heat exchange tube 6 is guaranteed, scraped dust falls into the collecting tube 16 at the bottom of the recovery box 1, the collecting tube 16 is opened by the follow-up rotatable threaded cover 17, and therefore dust impurities in the collecting tube 16 are discharged, and cleaning is convenient.
The installation mode, the connection mode or the setting mode disclosed in the embodiment are all common mechanical modes, so long as the beneficial effects can be achieved, in addition, the electrical elements appearing in the text are electrically connected with the main controller and the power supply, the main controller is conventional known equipment, and the existing disclosed power connection technology, so that the specific structural composition and the working principle of the device are not repeated in the text.
It should be noted that, in this document, the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, which are merely for convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element to be indicated must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises an element.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The waste heat recovery device for the heat supply boiler comprises a recovery box (1), wherein one side of the recovery box (1) is fixedly connected with a smoke inlet pipe (2), the other side of the recovery box (1) is fixedly connected with a smoke outlet pipe (3), and a heat exchange pipe (6) is fixedly arranged in the recovery box (1), and is characterized in that a cleaning assembly is arranged on the outer side of the heat exchange pipe (6);
The cleaning assembly comprises a mounting plate (7) arranged in the recovery box (1), a plurality of scraping rings (8) sleeved on the outer wall of the heat exchange tube (6) are fixedly connected to the outer side of the mounting plate (7), and a lifting mechanism is arranged on the upper side of the mounting plate (7);
Elevating system includes mounting box (9), the upside fixed mounting of mounting box (9) has driving motor (10), fixed mounting has lead screw (11) on the output shaft of driving motor (10), the outside threaded connection of lead screw (11) has thread bush (12), the outside fixedly connected with connecting rod (13) of thread bush (12), the downside fixedly connected with montant (15) of connecting rod (13), montant (15) extend to recovery tank (1) inside and with mounting panel (7) fixed connection.
2. The waste heat recovery device for a heat supply boiler according to claim 1, wherein a water inlet joint (4) is fixedly arranged on one side of the recovery tank (1), and a water outlet joint (5) is fixedly arranged on the other side of the recovery tank (1).
3. A heat recovery device for a heating boiler according to claim 2, wherein one end of the heat exchange tube (6) is connected with the water inlet joint (4), and the other end of the heat exchange tube (6) is connected with the water outlet joint (5).
4. The waste heat recovery device for a heat supply boiler according to claim 1, wherein the lower part of the recovery box (1) is bamboo hat-shaped, the bottom of the recovery box (1) is fixedly connected with a collecting pipe (16), and the lower end of the collecting pipe (16) is in threaded connection with a threaded cover (17).
5. The waste heat recovery device for a heat supply boiler according to claim 1, wherein the installation box (9) is fixedly installed at the top of the recovery box (1), the screw rod (11) is located in the installation box (9), and the lower end of the screw rod (11) is connected with the inner wall of the installation box (9) through a bearing.
6. The waste heat recovery device for a heating boiler according to claim 1, wherein the number of the connecting rods (13) and the number of the vertical rods (15) are two, and the connecting rods and the vertical rods are respectively positioned at the left side and the right side of the installation box (9).
7. The waste heat recovery device for a heat supply boiler according to claim 1, wherein the left side and the right side of the installation box (9) are provided with strip-shaped openings (14), the connecting rod (13) penetrates through the inner sides of the strip-shaped openings (14), and the connecting rod (13) is in sliding fit with the inner sides of the strip-shaped openings (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422185986.6U CN223331745U (en) | 2024-09-06 | 2024-09-06 | Waste heat recovery device for heating boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422185986.6U CN223331745U (en) | 2024-09-06 | 2024-09-06 | Waste heat recovery device for heating boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223331745U true CN223331745U (en) | 2025-09-12 |
Family
ID=96985144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202422185986.6U Active CN223331745U (en) | 2024-09-06 | 2024-09-06 | Waste heat recovery device for heating boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223331745U (en) |
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2024
- 2024-09-06 CN CN202422185986.6U patent/CN223331745U/en active Active
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