CN219345879U

CN219345879U - Short section

Info

Publication number: CN219345879U
Application number: CN202223430522.4U
Authority: CN
Inventors: 牛林林
Original assignee: Dalian Fujia Dahua Petrochemical Co Ltd
Current assignee: Dalian Fujia Dahua Petrochemical Co Ltd
Priority date: 2022-12-21
Filing date: 2022-12-21
Publication date: 2023-07-14
Anticipated expiration: 2032-12-21

Abstract

The utility model provides a short joint, which comprises a pipe body, wherein a rotating shaft is rotatably arranged in the pipe body, a cleaning knife for cleaning the inner wall of the pipe body is arranged on the rotating shaft, a driving device for driving the rotating shaft to rotate around the axis direction of the rotating shaft is arranged on the pipe body, a water inlet pipe is arranged at the top of one end of the pipe body, and a drain pipe is arranged at the bottom of the other end of the pipe body. The cleaning knife is driven by the driving device to drive the rotating shaft to clean impurities and sludge in the pipe body, and the impurities and the sludge are discharged through the blow-down pipe, so that the blocked valve and the pipeline can be conveniently dredged.

Description

Short section

Technical Field

The utility model relates to the technical field of chemical industry, in particular to a short joint.

Background

In the production operation process of the production device tank and the tower, the primary valves of the liquid level meters for measuring the tower and the storage tank are often blocked due to gradual accumulation of sludge and residual oil, so that measurement data are inaccurate. The only method is that the flange of the disconnecting liquid level meter is cleaned, and the defects are that: 1. the disassembly of the flange requires great workload, so that effective monitoring cannot be formed on the tank and the tower liquid level in the disassembly process; 2. the medium relates to toxic and harmful high temperature, which threatens the personal safety of the operators; 3. because the valve core of the primary valve is not tightly worn and sealed, the medium with high temperature can be sprayed out, so that splashing accidents occur, and based on the current situation, a device is urgently needed to dredge the blocked valve and pipeline in a convenient and fast way.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model aims to provide a short joint which can dredge a blocked valve and a blocked pipeline.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a nipple joint, includes the body, rotatable being provided with the pivot in the body, be provided with the cleaning knife that is used for cleaning the body inner wall in the pivot, be provided with the drive on the body the pivot is around its axis direction pivoted drive arrangement, the one end top of body is provided with the water inlet pipe, the body other end bottom is provided with the blow off pipe.

Further, the water inlet pipe is communicated with the pipe body, a first valve is arranged on the water inlet pipe, the sewage drain pipe is communicated with the pipe body, and a second valve is arranged on the sewage drain pipe.

Further, the driving device comprises a driving shaft penetrating through the pipe body, a first bevel gear is arranged at one end of the driving shaft, located in the pipe body, a hand wheel is arranged at one end of the driving shaft, located outside the pipe body, a second bevel gear matched with the first bevel gear is arranged at one end, close to the sewage drain pipe, of the rotating shaft, and the first bevel gear is meshed with the second bevel gear.

Further, brackets are fixedly arranged at the two ends of the tube body, which correspond to the rotating shafts, and the two ends of the rotating shafts are respectively arranged on the brackets through bearings.

Further, a mounting hole matched with the driving shaft is formed in the pipe wall of the pipe body, and the driving shaft is mounted in the mounting hole in a sealing mode through a bearing sealing assembly.

Further, the bearing seal assembly includes a bearing housing fixed at the mounting hole, a bearing mounted between the bearing housing and the drive shaft, and a rubber seal mounted within the bearing housing.

Further, flanges are arranged at two ends of the pipe body, and the flanges at two ends of the pipe body are respectively connected with the liquid level meter and the primary valve.

Further, the first valve and the second valve are both hand valves.

Further, the cleaning knife is of a rectangular frame structure matched with the inner wall of the pipe body, the outer edges of two cross beams of the rectangular frame form the cutting edge of the cleaning knife, and two longitudinal beams of the rectangular frame are fixed on the rotating shaft.

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

Drawings

FIG. 1 is a schematic diagram of a front view structure of an embodiment of the present utility model;

FIG. 2 is a schematic side view of an embodiment of the present utility model;

fig. 3 is a schematic structural view of the nipple of the embodiment of the utility model in use.

In the figure: 1. the liquid level meter, 2, primary valve, 3, body, 4, pivot, 5, clean sword, 6, drive shaft, 7, first bevel gear, 8, second bevel gear, 9, hand wheel, 10, water inlet pipe, 11, blow off pipe, 12, flange, 13, first valve, 14, second valve, 15, support, 16, bearing, 17, bearing seal assembly.

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.

Example 1

As shown in fig. 1-2, a nipple is installed between a liquid level meter 1 and a primary valve 2, and mainly comprises a pipe body 3, a rotating shaft 4, a cleaning knife 5 and a driving device.

Flanges 12 are provided at both ends of the pipe body 3. When in use, the flanges 12 at the two ends of the pipe body 3 are respectively connected with the liquid level meter 1 and the primary valve 2 and are mutually communicated.

A rotating shaft 4 is rotatably arranged in the pipe body 3, and the rotating shaft 4 and the pipe body 3 are coaxially arranged. Specifically, the two ends of the tube body 3 corresponding to the rotating shaft 4 are fixedly provided with brackets 15, and the two ends of the rotating shaft 4 are respectively arranged on the brackets 15 through bearings 16. The two brackets 15 of the present embodiment are correspondingly fixed on the inner walls of the two flanges 12.

The cleaning knife 5 used for cleaning the inner wall of the pipe body 3 is fixedly arranged on the rotating shaft 4, specifically, the cleaning knife 5 is of a rectangular frame structure matched with the inner wall of the pipe body 3, the outer edges of two cross beams of the rectangular frame form the cutting edge of the cleaning knife 5, and two longitudinal beams of the rectangular frame are fixed on the rotating shaft 4.

The pipe body 3 is provided with a driving device for driving the rotating shaft 4 to rotate around the axis direction of the driving shaft, specifically, the driving device comprises a driving shaft 6 vertically penetrating through the pipe body 3, one end of the driving shaft 6, which is positioned in the pipe body 3, is fixedly provided with a first bevel gear 7, one end of the driving shaft 6, which is positioned outside the pipe body 3, is fixedly provided with a hand wheel 9, one end, which is close to a blow-off pipe 11, of the rotating shaft 4 is provided with a second bevel gear 8 which is matched with the first bevel gear 7, and the first bevel gear 7 is meshed with the second bevel gear 8. The pipe wall of the pipe body 3 of the embodiment is provided with a mounting hole matched with the driving shaft 6, and the driving shaft 6 is hermetically mounted in the mounting hole through a bearing sealing assembly 17. The bearing seal assembly 17 of the present embodiment includes a bearing housing fixed at the mounting hole, a bearing mounted between the bearing and the drive shaft 6, and a rubber seal mounted in the bearing housing.

When the cleaning device is used, the rotary hand wheel 9 drives the driving shaft 6 to rotate, the first bevel gear 7 on the driving shaft 6 is meshed with the second bevel gear 8 on the rotating shaft 4, the rotating shaft 4 is driven to rotate around the axis of the driving shaft 4, the rotating shaft 4 drives the cleaning knife 5 to rotate, impurities and sludge on the inner wall of the pipe 3 are cleaned, and the cleaned impurities and sludge are discharged through the blow-off pipe 11.

The top of one end of the pipe body 3 is provided with a water inlet pipe 10, and the bottom of the other end of the pipe body 3 is provided with a sewage discharge pipe 11. The water inlet pipe 10 is communicated with the pipe body 3, a first valve 13 is arranged on the water inlet pipe 10, the sewage discharge pipe 11 is communicated with the pipe body 3, and a second valve 14 is arranged on the sewage discharge pipe 11. Preferably, the first valve 13 and the second valve 14 are both hand valves.

When the impurities and the sludge are not easy to clean, the steam pipeline or the water pipe can be connected to the water inlet pipe 10, the pipe body 3 is washed, and the impurities and the sludge in the pipe body 3 are discharged from the sewage discharge pipe 11 in cooperation with the rotation of the cleaning knife 5 while washing.

Compared with the prior art, the embodiment has the beneficial effects that:

1. the installation is convenient, the nipple is connected with the liquid level meter 1 and the primary valve through flanges 12 at two ends, and the pressure level is consistent with the design;

2. when the liquid level meter 1 and the tank bottom primary valve are blocked, deposited impurities and sludge in the nipple can be cleaned by rotating the hand wheel 9 on the nipple at any time, and the impurities and the sludge are discharged through the sewage discharging valve, so that the whole process is simple, safe and efficient, the situation that people are poisoned and scalded due to splashing of materials caused by disassembling the flange 12 is avoided, and the process is more humanized.

In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may, for example, be fixedly connected, detachably connected, or be integrated; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

In the description of the present utility model, relational terms such as first and second, and the like may be 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 the element.

While 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 spirit and scope of the utility model as defined by the appended claims and their equivalents.

Claims

1. A nipple, characterized in that: the cleaning device comprises a pipe body, a rotating shaft is rotatably arranged in the pipe body, a cleaning knife used for cleaning the inner wall of the pipe body is arranged on the rotating shaft, a driving device used for driving the rotating shaft to rotate around the axis direction of the rotating shaft is arranged on the pipe body, a water inlet pipe is arranged at the top of one end of the pipe body, and a drain pipe is arranged at the bottom of the other end of the pipe body.

2. A nipple according to claim 1, wherein: the water inlet pipe is communicated with the pipe body, a first valve is arranged on the water inlet pipe, the sewage draining pipe is communicated with the pipe body, and a second valve is arranged on the sewage draining pipe.

3. A nipple according to claim 1, wherein: the driving device comprises a driving shaft penetrating through the pipe body, a first bevel gear is arranged at one end of the driving shaft, located in the pipe body, a hand wheel is arranged at one end of the driving shaft, located outside the pipe body, a second bevel gear matched with the first bevel gear is arranged at one end, close to the sewage draining pipe, of the rotating shaft, and the first bevel gear is meshed with the second bevel gear.

4. A nipple according to claim 1, wherein: the support is fixedly arranged at the two ends of the rotating shaft in the tube body, and the two ends of the rotating shaft are respectively arranged on the support through bearings.

5. A nipple according to claim 3, wherein: the pipe wall of the pipe body is provided with a mounting hole matched with the driving shaft, and the driving shaft is mounted in the mounting hole in a sealing way through a bearing sealing assembly.

6. A nipple according to claim 5, wherein: the bearing seal assembly includes a bearing housing fixed at the mounting hole, a bearing mounted between the bearing housing and the drive shaft, and a rubber seal mounted within the bearing housing.

7. A nipple according to claim 1, wherein: flanges are arranged at two ends of the pipe body, and the flanges at two ends of the pipe body are respectively connected with the liquid level meter and the primary valve.

8. A nipple according to claim 2, wherein: the first valve and the second valve are both hand valves.

9. A nipple according to any one of claims 1-8, wherein: the cleaning knife is of a rectangular frame structure matched with the inner wall of the pipe body, the outer edges of two cross beams of the rectangular frame form the cutting edge of the cleaning knife, and two longitudinal beams of the rectangular frame are fixed on the rotating shaft.