CN220497199U

CN220497199U - Dirt removing device in heating power pipeline

Info

Publication number: CN220497199U
Application number: CN202321672841.8U
Authority: CN
Inventors: 史永琦; 赵伟华; 史红艳; 张峰; 杨伟
Original assignee: Zhengzhou Municipal Engineering Survey Design And Research Institute Co ltd
Current assignee: Zhengzhou Municipal Engineering Survey Design And Research Institute Co ltd
Priority date: 2023-06-29
Filing date: 2023-06-29
Publication date: 2024-02-20
Anticipated expiration: 2033-06-29

Abstract

The utility model discloses a decontamination device in a heating power pipeline, which belongs to the field of cleaning of heating power pipelines, and comprises a decontamination pipeline, wherein butt flanges are sleeved at two ends of the decontamination pipeline; the cleaning structure penetrates through the outer wall of the cleaning pipeline and is arranged in the cleaning pipeline and comprises a transmission structure for providing power, a cleaning structure for cleaning a sediment magazine on the inner wall of the pipeline and a fixing structure for fixing the device in the main body of the heating pipeline; the sewage discharging structure is arranged at the bottom of the sewage cleaning pipeline and communicated with the sewage cleaning pipeline, and the lower end of the sewage discharging pipeline is sleeved with a flange butterfly valve. This application is through placing the device in heating power pipeline elbow upper reaches position, utilizes the scrubbing filter screen to filter the impurity in the heating power medium, relies on the brush to scrub the pipeline inner wall simultaneously, avoids impurity to deposit the detention in elbow part, guarantees heating power pipeline's conveying ability, through placing the device inside the pipeline, utilizes machinery to clear away the operation to the dirt in the pipeline, practices thrift the cost of labor.

Description

Dirt removing device in heating power pipeline

Technical Field

The utility model relates to the field of cleaning of thermal pipelines, in particular to a decontamination device in a thermal pipeline.

Background

The heating pipeline is a common city conveying pipeline, and starts from a thermal power plant, a boiler room, a direct-fired machine room, a heat supply center and the like, and is a heat supply pipeline from a heat source to a building heating power inlet. The heat medium is widely used in modern thermal process in the form of water or steam.

At present, when the heating power pipeline runs for a long time, because ageing corrosion products of the pipeline fall into the pipeline, or the water hardness is higher, magnesium carbonate and calcium carbonate precipitates are formed, or a medium carries certain impurities, so that the impurities are retained on the inner wall of the pipeline, the conveying pipe diameter of the heating power pipeline is gradually reduced, the conveying capacity of the heating power pipeline is continuously reduced, the heat energy conveying efficiency of the heating power pipeline is affected, and the problem is particularly remarkable in a heating power pipeline elbow.

Therefore, there is a need for a decontamination device within a thermal conduit that addresses the problem of retention of impurities within the thermal conduit.

Disclosure of Invention

Therefore, the utility model provides a decontamination device in a heating power pipeline, which aims to solve the problem that the heat energy transmission efficiency of the heating power pipeline is reduced due to the fact that impurities are retained on the inner wall of the heating power pipeline in the prior art.

In order to achieve the above object, the present utility model provides the following technical solutions:

according to the utility model, a decontamination device in a heating pipeline is arranged on the heating pipeline and comprises:

a decontamination pipeline;

the cleaning structure is arranged in the cleaning pipeline through the outer wall of the cleaning pipeline;

the sewage discharging structure is arranged at the bottom of the sewage cleaning pipeline and communicated with the sewage cleaning pipeline.

Further, the purge pipe includes:

the pipeline main body is provided with a through port at the top end and a sewage outlet at the bottom end;

the two butt flanges are arranged and sleeved on the two side ends of the pipeline main body, and bolt holes are uniformly formed in the butt flanges.

Further, the soil removal structure includes:

the transmission structure is perpendicular to the outer wall of the pipeline main body and penetrates through the through hole; the cleaning structure is perpendicular to the transmission structure and is axially arranged at the front end of the transmission structure along the pipeline main body; and the fixed structure is attached to the rear end of the cleaning structure and is arranged at the front end of the transmission structure.

Further, the transmission structure includes:

the servo motor is arranged at the top of the pipeline main body and is perpendicular to the outer wall of the pipeline main body; the rotating shaft penetrates through the through hole, the top end of the rotating shaft is in transmission connection with the output end of the servo motor, and the bottom end of the rotating shaft is fixedly connected with the center of the plane end of the first bevel gear; and a second bevel gear is arranged in the vertical direction with the first bevel gear, and the first bevel gear is in meshed tight connection with the gear tooth end of the second bevel gear.

Further, the cleaning structure includes:

one end of the transmission shaft is fixedly connected with the center of the plane end of the second bevel gear; the upper side and the lower side of the middle part of the transmission shaft are symmetrically provided with first scraping plates, the far ends of the first scraping plates are uniformly provided with first hairbrushes, and a decontamination filter screen with the same inner diameter size as the pipeline main body is placed on the other side of the first hairbrushes; the connecting rod along the radial of pipeline main part is placed to the transmission shaft other end, the connecting rod both ends are connected with the second scraper blade perpendicularly, follow on the second scraper blade the radial second brush that evenly sets up of pipeline main part.

Further, the fixing structure includes:

the fixed net is tightly attached to the other side of the decontamination filter screen, and the diameter of the fixed net is the same as that of the decontamination filter screen; the top end of the other side of the fixed net is provided with a fixed plate, the fixed plate is of an annular structure, and the top end of the fixed plate is fixedly connected with the inner wall of the pipeline main body.

Further, the sewage disposal structure includes: the sewage drain pipe, the sewage drain pipe upper end wears to establish in the drain, the sewage drain pipe outer wall with drain inner wall fixed connection, the sewage drain pipe lower extreme cover is equipped with the flange butterfly valve.

Further, the dirt removing filter screen and the center of the fixed net are provided with a rotating bearing, the inner diameter of the rotating bearing is consistent with the diameter of the transmission shaft, and the rotating bearing is sleeved on the outer wall of the transmission shaft.

Further, sealing grooves corresponding to the pipe diameters are formed in the two end faces of the butt flange, and sealing rings are placed in the sealing grooves.

Further, the first brush outer surface is attached to one side of the front end of the dirt removing filter screen, and the second brush outer surface is attached to the inner wall of the pipeline main body.

The utility model has the following advantages:

1. the device is placed at the upstream position of the elbow of the heating power pipeline, impurities in the heating power medium are filtered through the decontamination filter screen, meanwhile, the inner wall of the pipeline is brushed by virtue of the hairbrush, the impurities are prevented from settling and staying at the elbow part, the pipeline flow is further reduced due to the fact that the inner diameter of the pipeline is influenced, and the conveying capacity of the heating power pipeline is guaranteed to be in a high-efficiency state for a long time.

2. The device has simple structure, and each part adopts detachable movable connection and is placed inside the pipeline, thereby saving labor cost and being beneficial to maintenance and replacement.

3. The sealing ring is arranged in the butt flange of the device to seal, so that the tightness between the device and the heating power pipeline is ensured, and leakage at the assembly part of the device is prevented.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It will be apparent to those of ordinary skill in the art that the drawings in the following description are exemplary only and that other implementations can be obtained from the extensions of the drawings provided without inventive effort.

The structures, proportions, sizes, etc. shown in the present specification are shown only for the purposes of illustration and description, and are not intended to limit the scope of the utility model, which is defined by the claims, so that any structural modifications, changes in proportions, or adjustments of sizes, which do not affect the efficacy or the achievement of the present utility model, should fall within the ambit of the technical disclosure.

FIG. 1 is a schematic diagram of a decontamination device in a thermal pipeline according to the present utility model;

FIG. 2 is a cross-sectional structure diagram of a decontamination device in a thermal pipeline provided by the utility model;

FIG. 3 is an enlarged view of a portion of FIG. 2A according to the present utility model;

fig. 4 is a rear view of the fixing net and the fixing plate provided by the utility model.

In the figure: 1. a decontamination pipeline; 11. a pipe body; 111. a through port; 112. a sewage outlet; 12. a butt flange; 121. sealing grooves; 122. a seal ring; 2. a decontamination structure; 21. a transmission structure; 211. a servo motor; 212. a rotating shaft; 213. a first bevel gear; 214. a second bevel gear; 22. cleaning the structure; 221. a transmission shaft; 222. a first scraper; 223. a first brush; 224. a decontamination filter screen; 225. a connecting rod; 226. a second scraper; 227. a second brush; 23. a fixed structure; 231. a fixed net; 232. a fixing plate; 24. a rotating bearing; 3. a sewage discharging structure; 31. a blow-down pipe; 32. and a flange butterfly valve.

Detailed Description

Other advantages and advantages of the present utility model will become apparent to those skilled in the art from the following detailed description, which, by way of illustration, is to be read in connection with certain specific embodiments, 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.

The application provides a decontamination device in a heating power pipeline, which comprises a decontamination pipeline 1, a decontamination structure 2 and a pollution discharge structure 3, wherein the device is placed at the upstream end of a heating power pipeline elbow when in use, as shown in figure 1, the decontamination structure 2 passes through the top outer wall of the decontamination pipeline 1 and is arranged in the decontamination pipeline 1; and the sewage discharging structure 3 is arranged at the bottom of the sewage cleaning pipeline 1 and is communicated with the sewage cleaning pipeline 1. The decontamination pipeline 1 is an integral frame of the device, provides a working space for the operation of the device, the decontamination structure 2 is an actual working efficiency structure of the device, impurities in a thermal medium are filtered by the decontamination structure 2, the inner wall of the thermal pipeline is cleaned, and finally the cleaned dirt is removed through the pollution discharge structure 3, so that the cleaning in the device is ensured.

Specifically, as shown in fig. 1 and 2, the sewage disposal pipeline 1 comprises a pipeline main body 11, a multi-layer composite heat insulation structure is adopted, so that thermal medium is ensured not to dissipate heat energy in the device, meanwhile, a sewage disposal structure 2 can be arranged at the top end of the pipeline main body, and a sewage disposal structure 3 is arranged at the bottom end of the pipeline main body, wherein a sewage disposal port 111 is arranged at the top end of the pipeline main body; the butt joint flange 12 is provided with two, sleeves are arranged on the two ends of the two sides of the pipeline main body 11, the butt joint flange 12 is provided with sealing grooves 121 corresponding to the pipe diameter of the pipeline main body 11, sealing rings 122 are placed in the sealing grooves 121 to seal, tightness between the device and the heating power pipeline is guaranteed, leakage of the assembly part of the device is prevented, meanwhile, the butt joint flange 12 is uniformly provided with bolt holes, the number of the bolt holes is 4, the bolt holes are uniformly distributed in the upper end, the lower end and the left side and the right side of the butt joint flange 12, and the tight connection of the device and the heating power pipeline at the two ends is guaranteed in a mode of penetrating high-strength bolts through the bolt holes.

Specifically, as shown in fig. 2, 3 and 4, the dirt cleaning structure 2 comprises a transmission structure 21, a cleaning structure 22 and a fixing structure 23, wherein the transmission structure 21 is perpendicular to the outer wall of the pipeline main body and is arranged in the through hole in a penetrating way; the cleaning structure is perpendicular to the transmission structure and is axially arranged at the front end of the transmission structure along the pipeline main body; fixed knot constructs, with clearance structure rear end laminating, sets up at the transmission structure front end.

Wherein, the transmission structure 21 forms a power output part by a servo motor 211, and forms a power transmission part by a rotating shaft 212, a first bevel gear 213 and a second bevel gear 214. The servo motor 211 is arranged at the top of the pipeline main body 11 and provides a power source for the whole device and is vertical to the pipeline main body 11; the rotating shaft 212 is arranged in a through hole in the pipeline main body 11 in a penetrating way, the top end of the rotating shaft is in transmission connection with the output end of the servo motor 211, and the bottom end of the rotating shaft is fixedly connected with the center of the plane end of the first bevel gear 213; the second bevel gear 214 is fixedly connected with the first bevel gear 213 in the vertical direction, the tooth end of the second bevel gear 214 is tightly connected with the tooth end of the first bevel gear 213 in a meshing manner, the power of the servo motor 211 is transmitted to the first bevel gear 213, and the first bevel gear 213 drives the second bevel gear 214 to rotate.

The transmission shaft 221 in the cleaning structure 22 is fixedly connected with the center of the plane end of the second bevel gear 214, meanwhile, the upper side and the lower side of the middle part of the transmission shaft 221 are symmetrically provided with the first scraping plate 222, the first scraping plate 222 is provided with the first hairbrush 223 along the downstream direction of the flowing direction of the thermodynamic medium, the other side of the first hairbrush 223 is provided with the decontamination filter screen 224 which is consistent with the inner diameter size of the pipeline main body 11, the decontamination filter screen 224 filters impurities in the thermodynamic medium, adsorbed impurities stay on the surface of the decontamination filter screen 224, the surface of the first hairbrush 223 is attached to the front end surface of the decontamination filter screen 224, and the second bevel gear 214 drives the first scraping plate 222 to rotate through the transmission shaft 221 when rotating, so that the first hairbrush 223 rotates to clean the impurities filtered on the surface of the decontamination filter screen 224; the connecting rod 225 along the radial direction of the pipeline main body 11 is placed at the other end of the transmission shaft 221, the connecting rod 225 is perpendicular to the connecting rod 225, the second scraping plates 226 are connected to the two ends of the connecting rod 225, the second hairbrushes 227 are uniformly arranged on the surfaces of the second scraping plates 226, the second scraping plates 226 are driven to rotate by the connecting rod 225 when the transmission shaft 221 rotates, and then the inner walls of the pipeline main body 11 are cleaned by the second hairbrushes 227 on the second scraping plates 226.

The fixing net 231 is placed on the other side of the decontamination filter screen 224, the fixing net 231 is tightly attached to the decontamination filter screen 224, the fixing plate 232 is arranged on the top end portion of the other side of the fixing net 231, the top end of the fixing plate 232 is fixedly connected with the inner wall of the pipeline main body 11, the fixing plate 232 and the fixing net 231 form a whole fixing structure 23, the position of the decontamination filter screen 224 is fixed through the fixing structure 23, the decontamination filter screen 224 is prevented from being driven to generate displacement under the condition that a thermodynamic medium is flushed, and the stability of the device in operation is guaranteed.

Specifically, as shown in fig. 3 and fig. 4, a rotating bearing 24 is disposed between the decontamination screen 224 and the fixed net 231, the inner diameter of the rotating bearing 24 is identical to the diameter of the transmission shaft 221, and when the transmission shaft 221 passes through the decontamination screen 224 and the fixed net 231, the rotating bearing 24 is sleeved on the outer wall of the transmission shaft 221, so that the rotation efficiency of the transmission shaft 221 is ensured, and meanwhile, the decontamination screen 224 and the fixed net 231 are ensured not to synchronously rotate along with the transmission shaft 221.

Specifically, as shown in fig. 1 and fig. 2, the sewage draining structure 3 includes a sewage draining pipe 31 and a flange butterfly valve 32, the sewage draining pipe 31 is arranged in the sewage draining outlet 112 in a penetrating way and communicated with the sewage draining pipeline 1, the outer wall of the upper end and the inner wall of the sewage draining outlet 112 are fixed by adopting welding or external bolts, a draining outlet is provided for impurities and other impurities cleaned by the sewage draining structure 2 in the device, the flange butterfly valve 32 is sleeved at the lower end of the sewage draining pipe 31, and the flange butterfly valve 32 can be opened at regular intervals, so that the thermal medium washes the impurities to drain.

The application process of the embodiment of the utility model is as follows:

1. when the device for removing dirt in the heating power pipeline is used, the device is firstly placed at the upstream end of an elbow of the heating power pipeline, a servo motor 211 is placed on a through hole 111 of a heating power pipeline main body, a rotating shaft 212 penetrates through the through hole 111, the top of the device is in transmission connection with the output end of the servo motor 211, the bottom of the device is fixedly connected with the center of a plane of a first bevel gear 213, the end of the device, which is perpendicular to the first bevel gear 213, is in meshed connection with a second bevel gear 214, the center of the plane end of the second bevel gear 214 is vertically connected with a transmission shaft 221, first scrapers 222 are symmetrically arranged at two sides of the center of the transmission shaft 221, first scrapers 223 are uniformly arranged on the surface of the first scrapers 222, connecting rods 225 are radially arranged at the other ends of the transmission shaft, second scrapers 226 are symmetrically arranged on the surface of the second scrapers 226, the surface of the first scrapers 223 are uniformly arranged on the surface of the second scrapers 227, the surface of the first scrapers 223 are tightly attached to a dirt removing filter 224, the other side of the dirt removing filter 224 is tightly attached to a fixed net 231, the top of the other side of the fixed net 231 is provided with a fixed plate 232 in an annular shape, and the top of the fixed plate 232 is fixedly connected with the inner wall of the heating power pipeline; the drain outlet 112 of the main body of the heating pipeline is penetrated with a drain pipe 31, and is fixedly connected in a welding mode, and the lower end of the drain pipe 31 is sleeved with a flange butterfly valve 32. Then arranging butt flanges 12 at two ends of the main body of the heating pipeline, placing sealing rings 122 in sealing grooves 121 in the butt flanges 12, penetrating high-strength bolts with bolt holes symmetrically arranged at the upper end, the lower end, the left side and the right side of the butt flanges 12 to be fixedly connected with the heating pipeline, and completing the placing work of the device

2. Then, the starting device drives the rotating shaft 212 through the servo motor 211, power is further transmitted to the transmission shaft 221 and the connecting rod 225 through meshing of the first bevel gear 213 and the second bevel gear 214, the transmission shaft 221 drives the first brush 223 on the first scraper 222 to rotate, impurities filtered in the thermal medium on the decontamination filter screen 224 are cleaned, and the connecting rod 225 drives the second brush 227 on the second scraper 226 to rotate, so that impurities on the inner wall of the pipeline main body 11 are cleaned.

3. After the cleaning work is finished, the flange butterfly valve 32 is opened, the thermal medium is discharged through the action of gravity so as to bring out impurities cleaned in the device, and the flange butterfly valve 32 is closed, so that the whole cleaning work is finished.

While the utility model has been described in detail in the foregoing general description and specific examples, it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, such modifications or improvements may be made without departing from the spirit of the utility model and are intended to be within the scope of the utility model as claimed.

Claims

1. The utility model provides a decontamination plant in heating power pipeline, sets up on heating power pipeline, its characterized in that includes:

a decontamination pipeline (1);

the sewage disposal structure (2) is arranged in the sewage disposal pipeline (1) through the outer wall of the sewage disposal pipeline (1);

the sewage discharging structure (3) is arranged at the bottom of the sewage cleaning pipeline (1) and is communicated with the sewage cleaning pipeline (1);

the decontamination pipeline (1) comprises:

a pipeline main body (11), a through hole (111) is arranged at the top end, and a sewage outlet (112) is arranged at the bottom end;

two butt flanges (12) are arranged and sleeved on two side ends of the pipeline main body (11), and bolt holes are uniformly formed in the butt flanges (12)

The dirt cleaning structure (2) comprises:

the transmission structure (21) is perpendicular to the outer wall of the pipeline main body (11) and penetrates through the through hole (111); the cleaning structure (22) is perpendicular to the transmission structure (21) and is axially arranged at the front end of the transmission structure (21) along the pipeline main body (11); and the fixing structure (23) is attached to the rear end of the cleaning structure (22) and is arranged at the front end of the transmission structure (21).

2. A thermodynamic conduit internal decontamination apparatus as claimed in claim 1, wherein the transmission structure (21) comprises:

the servo motor (211) is arranged at the top of the pipeline main body (11) and is perpendicular to the outer wall of the pipeline main body (11); the rotating shaft (212) is arranged in the through hole (111) in a penetrating way, the top end of the rotating shaft (212) is in transmission connection with the output end of the servo motor (211), and the bottom end of the rotating shaft (212) is fixedly connected with the center of the plane end of the first bevel gear (213); and a second bevel gear (214) is arranged in the vertical direction with the first bevel gear (213), and the first bevel gear (213) is tightly connected with the tooth end of the second bevel gear (214) in a meshed manner.

3. A thermal in-line decontamination apparatus as claimed in claim 2, wherein said cleaning structure (22) comprises:

one end of the transmission shaft (221) is fixedly connected with the center of the plane end of the second bevel gear (214); the upper side and the lower side of the middle part of the transmission shaft (221) are symmetrically provided with first scraping plates (222), the far ends of the first scraping plates (222) are uniformly provided with first hairbrushes (223), and a decontamination filter screen (224) with the same inner diameter size as the pipeline main body (11) is placed on the other side of the first hairbrushes (223); the connecting rod (225) along the radial direction of pipeline main part (11) is placed to the transmission shaft (221) other end, connecting rod (225) both ends are connected with second scraper blade (226) perpendicularly, follow on second scraper blade (226) pipeline main part (11) radial evenly sets up second brush (227).

4. A thermal in-line decontamination apparatus according to claim 3, wherein the fixed structure (23) comprises:

the fixed network (231), with the opposite side of scrubbing filter screen (224) is closely laminated, fixed network (231) diameter with scrubbing filter screen (224) diameter is the same, fixed network (231) opposite side top is provided with fixed plate (232), fixed plate (232) are annular structure, fixed plate (232) top with pipeline main part (11) inner wall fixed connection.

5. A thermal in-line decontamination apparatus as claimed in claim 4, wherein said drainage structure (3) comprises: the sewage disposal device comprises a sewage disposal pipe (31), wherein the upper end of the sewage disposal pipe (31) is arranged in the sewage disposal outlet (112) in a penetrating mode, the outer wall of the sewage disposal pipe (31) is fixedly connected with the inner wall of the sewage disposal outlet (112), and the lower end of the sewage disposal pipe (31) is sleeved with a flange butterfly valve (32).

6. The device for removing dirt in a thermal pipeline according to claim 5, wherein a rotating bearing (24) is arranged in the center of the dirt removing filter screen (224) and the center of the fixed screen (231), the inner diameter of the rotating bearing (24) is consistent with the diameter of the transmission shaft (221), and the rotating bearing is sleeved on the outer wall of the transmission shaft (221).

7. The device for removing dirt in a thermal pipeline according to claim 1, wherein sealing grooves (121) corresponding to the pipe diameter are arranged on two end surfaces of the butt flange (12), and sealing rings (122) are arranged in the sealing grooves (121).

8. A thermal pipeline inner decontamination apparatus according to claim 3, wherein the first brush (223) has an outer surface which is bonded to a front end side of the decontamination screen (224), and the second brush (227) has an outer surface which is bonded to an inner wall of the pipeline main body (11).