CN220287414U - A blow off pipe for steam boiler - Google Patents

Abstract

The utility model discloses a blow-down pipe for a steam boiler, which comprises a main body component; the main body assembly comprises a pipe body, external threads, a connecting port and internal threads, wherein the pipe body is provided with the external threads, the connecting port is sleeved on the pipe body, and the internal threads are arranged on the connecting port; a dredging assembly; the dredging component comprises a scraping plate cylinder arranged in the pipe body, a connecting shaft connected to the scraping plate cylinder, a sliding groove plate connected to the connecting shaft, a tooth groove arranged below the sliding groove plate, pulleys arranged in the sliding groove plate, a supporting plate connected to the pulleys, a rotating shaft penetrating below the supporting plate, a gear arranged at the front end of the rotating shaft and a driving motor arranged at the tail end of the rotating shaft. According to the utility model, through the mutual matching of the main structure and the dredging whole structure, the sewage pipes are automatically dredged, and meanwhile, dirt on the inner wall is effectively removed, so that the labor effort is reduced, and the use effect of the steam boiler is ensured to a greater extent.

Description

A blow off pipe for steam boiler

Technical Field

The utility model relates to the technical field of steam boilers, in particular to a blow-down pipe for a steam boiler.

Background

The steam boiler is energy conversion equipment, the energy input to the boiler has the forms such as chemical energy, electric energy in the fuel, heat energy of high temperature flue gas, current steam boiler is in the burning process, the dirt that produces can be discharged through the blow off pipe, clear up the blow off pipe through artificial mode usually, waste time and energy and the dirt on the blow off pipe inner wall can exist the condition of clearance incompleteness to influence steam boiler's result of use, for this reason, solve above-mentioned problem through setting up a blow off pipe that is used for steam boiler.

Disclosure of Invention

Therefore, the utility model aims to provide the blow-down pipe for the steam boiler, which can automatically dredge the blow-down pipe and effectively remove dirt on the inner wall through the mutual matching of the main body structure and the dredging whole structure, thereby reducing labor force and ensuring the use effect of the steam boiler to a greater extent.

In order to solve the technical problems, according to one aspect of the present utility model, the following technical solutions are provided:

a blow down pipe for a steam boiler, comprising:

a body assembly;

the main body assembly comprises a pipe body, external threads, a connecting port and internal threads, wherein the pipe body is provided with the external threads, the connecting port is sleeved on the pipe body, and the internal threads are arranged on the connecting port;

a dredging assembly;

the dredging component comprises a scraping plate cylinder arranged in the pipe body, a connecting shaft connected to the scraping plate cylinder, a sliding groove plate connected to the connecting shaft, a tooth slot arranged below the sliding groove plate, a pulley arranged in the sliding groove plate, a supporting plate connected to the pulley, a rotating shaft penetrating below the supporting plate, a gear arranged at the front end of the rotating shaft, a driving motor arranged at the tail end of the rotating shaft, a limit column connected to the rear side of the supporting plate and a movable column arranged beside the limit column.

As a preferable mode of the drain pipe for the steam boiler according to the present utility model, the diameter of the outermost ring of the scraper cylinder is the same as the diameter of the inner wall of the pipe body.

As a preferred embodiment of the drain pipe for a steam boiler according to the present utility model, the gear is engaged with the tooth groove.

As a preferable scheme of the drain pipe for the steam boiler, two limit columns are arranged on the left side and the right side of the movable column.

The utility model relates to a drain pipe for a steam boiler, which comprises a sealing assembly, wherein the sealing assembly comprises an arc-shaped plate arranged on the outer wall of a pipe body, a threaded rod penetrating through the arc-shaped plate, a rubber ring sleeved on the outer wall of the pipe body and a screw cap sleeved on the threaded rod.

As a preferred embodiment of a drain pipe for a steam boiler according to the utility model, the threaded rod also penetrates the rubber ring, and the nuts are two, one on the right side of the rubber ring.

Compared with the prior art, the utility model has the following beneficial effects: through the main structure that sets up and the cooperation of dredging whole structure, reach and dredge the drain and effectively clear away inner wall dirt simultaneously, the manpower is paid out to the reduction, the result of use of steam boiler has been guaranteed to the bigger degree, when specifically using, the user aligns the external screw thread on the body with the internal screw thread on the connection port and screws up, make body and steam boiler firm be connected, open driving motor, driving motor drive pivot motion, the pivot drives the gear rotation, in this process, when connecting in the epaxial movable column of pivot rotates, can receive the fender of the spacing post of left and right sides, make the pivot do limited distance rotation under the effect of spacing post, then the gear drives the draw-in groove board and moves along the pulley, the connecting axle drives the scraper blade cylinder and does telescopic motion in the body, make the body and the dirt on the body inner wall clear away comprehensively, steam boiler's result of use has been guaranteed.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following detailed description of the embodiments of the present utility model will be given with reference to the accompanying drawings, which are to be understood as merely some embodiments of the present utility model, and from which other drawings can be obtained by those skilled in the art without inventive faculty. Wherein:

FIG. 1 is a block diagram of the present utility model;

FIG. 2 is a block diagram of a pull through assembly of the present utility model;

FIG. 3 is a block diagram of a seal assembly of the present utility model.

In the figure: 100. a body assembly; 110. a tube body; 120. an external thread; 130. a connection port; 140. an internal thread; 200. a dredging assembly; 210. a scraper cylinder; 220. a connecting shaft; 230. a chute plate; 240. tooth slots; 250. a support plate; 260. a pulley; 270. a rotating shaft; 280. a gear; 290. a driving motor; 2100. a limit column; 2200. a movable column; 300. a seal assembly; 310. an arc-shaped plate; 320. a threaded rod; 330. a rubber ring; 340. and (5) a screw cap.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present utility model is not limited to the specific embodiments disclosed below.

In the following detailed description of the embodiments of the present utility model, the cross-sectional view of the device structure is not partially enlarged to a general scale for the convenience of description, and the schematic is merely an example, which should not limit the scope of the present utility model. In addition, the three-dimensional dimensions of length, width and depth should be included in actual fabrication.

For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, embodiments of the present utility model will be described in further detail below with reference to the accompanying drawings.

The utility model provides a drain pipe for a steam boiler, which is characterized in that the drain pipe is automatically dredged and dirt on the inner wall is effectively removed through the mutual matching of a main body structure and a dredging whole structure, so that the labor effort is reduced, and the use effect of the steam boiler is ensured to a greater extent.

Example 1

Fig. 1 and 2 are schematic views showing the overall structure of a blow-down pipe for a steam boiler according to an embodiment of the present utility model, referring to fig. 1 and 2, the main structure of the embodiment includes: a body assembly 100 and a pull through assembly 200.

The main body assembly 100 is used for the stable connection of the tube body 110 and the steam boiler;

specifically, the main body assembly 100 includes a tube 110, an external thread 120 formed on the tube 110, a connection port 130 sleeved on the tube 110, and an internal thread 140 formed on the connection port 130, and when in specific use, a user aligns and tightens the external thread 120 on the tube 110 with the internal thread 140 on the connection port 130, so that the tube 110 is firmly connected with the steam boiler.

The dredging assembly 200 is used for automatically removing dirt in the sewage pipe and on the inner wall;

specifically, the dredging assembly 200 includes a scraper cylinder 210 disposed in the pipe body 110, a connecting shaft 220 connected to the scraper cylinder 210, a pulley plate 230 connected to the connecting shaft 220, a tooth slot 240 disposed under the pulley plate 230, a pulley 260 disposed in the pulley plate 230, a supporting plate 250 connected to the pulley 260, a rotating shaft 270 penetrating under the supporting plate 250, a gear 280 disposed at the front end of the rotating shaft 270, a driving motor 290 mounted at the end of the rotating shaft 270, a limiting column 2100 connected to the rear of the supporting plate 250, and a movable column 2200 disposed beside the limiting column 2100.

Example 2

Referring to fig. 3, the present embodiment further includes a sealing assembly 300 on the basis of embodiment 1, where the sealing assembly 300 includes an arc plate 310 disposed on an outer wall of the pipe body 110, a threaded rod 320 penetrating through the arc plate 310, a rubber ring 330 sleeved on the outer wall of the pipe body 110, and a nut 340 sleeved on the threaded rod 320, and when the sealing assembly is specifically used, a user unscrews the nut 340, takes out the threaded rod 320, aligns the rubber ring 330 with the arc plate 310, inserts the threaded rod 320, and tightens the nut 340 for fixing, so that the connection between the drain and the steam boiler is tighter, leakage does not occur in the drain process, and the rubber ring 330 is convenient to replace.

Although the utility model has been described hereinabove with reference to embodiments, various modifications thereof may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the features of the disclosed embodiments may be combined with each other in any manner as long as there is no structural conflict, and the exhaustive description of these combinations is not given in this specification merely for the sake of omitting the descriptions and saving resources. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims (6)

1. A blow down pipe for a steam boiler, comprising:

a body assembly (100);

the main body assembly (100) comprises a pipe body (110), external threads (120) arranged on the pipe body (110), a connecting port (130) sleeved on the pipe body (110) and internal threads (140) arranged on the connecting port (130);

a dredging assembly (200);

the dredging assembly (200) comprises a scraper cylinder (210) arranged in a pipe body (110), a connecting shaft (220) connected to the scraper cylinder (210), a chute plate (230) connected to the connecting shaft (220), a tooth slot (240) arranged below the chute plate (230), a pulley (260) arranged in the chute plate (230), a supporting plate (250) connected to the pulley (260), a rotating shaft (270) penetrating below the supporting plate (250), a gear (280) arranged at the front end of the rotating shaft (270), a driving motor (290) arranged at the tail end of the rotating shaft (270), a limit column (2100) connected to the rear side of the supporting plate (250) and a movable column (2200) arranged beside the limit column (2100).

2. A blow down pipe for a steam boiler according to claim 1, characterized in that the diameter of the outermost ring of the scraper cylinder (210) is the same as the diameter of the inner wall of the pipe body (110).

3. A blow down pipe for a steam boiler according to claim 1, characterized in that the gear (280) is in engagement with the tooth space (240).

4. A blow down pipe for a steam boiler according to claim 1, wherein there are two limit posts (2100) located on the left and right sides of the movable post (2200).

5. A blow down pipe for a steam boiler according to claim 1, further comprising a sealing assembly (300), the sealing assembly (300) comprising an arc plate (310) provided on the outer wall of the pipe body (110), a threaded rod (320) penetrating the arc plate (310), a rubber ring (330) fitted on the outer wall of the pipe body (110), a nut (340) fitted on the threaded rod (320).

6. A blow down pipe for a steam boiler according to claim 5, characterized in that the threaded rod (320) also penetrates the rubber ring (330), the nuts (340) being two, the other being located on the right side of the rubber ring (330).