CN214022442U

CN214022442U - Adjustable pipeline inner wall cleaning device

Info

Publication number: CN214022442U
Application number: CN202022867882.5U
Authority: CN
Inventors: 李新和; 赵建平; 薛剑; 王志洋
Original assignee: Shaanxi Yanchang Chinacoal Yulin Energy Chemical Co ltd
Current assignee: Shaanxi Yanchang Zhongmei Yulin Energy And Chemical Co ltd
Priority date: 2020-12-03
Filing date: 2020-12-03
Publication date: 2021-08-24
Anticipated expiration: 2030-12-03

Abstract

The utility model discloses a pipeline inner wall cleaning device with adjustable, include round steel flange and the support frame of arranging along the transmission shaft, be connected with the bowl type steel brush of 8 equipartitions and connect the fixed plate through welding process with the bolt form on the round steel flange, fixed plate central authorities link together with the one end of transmission shaft with the screw thread form, and the other end of transmission shaft connects the shaft coupling with the welding form to connect the electric hammer and be used for power transmission. The support frame comprises three support tubes distributed in a Y shape and a screw rod capable of freely spirally extending. The utility model is simple in operation, convenient and practical, labour saving and time saving does not have the damage to the pipeline moreover, does benefit to and implements at the polyolefin pipeline scene.

Description

Adjustable pipeline inner wall cleaning device

Technical Field

The utility model relates to a polyolefin production pipeline overhauls equipment, concretely relates to inner wall of pipeline cleaning device with adjustable.

Background

In the case of long operating times of polyolefin production plants, the polyolefin powder in the pipes can agglomerate and adhere to the pipe walls. In order to avoid the polyolefin production process from being stopped due to a failure and ensure the production safety and economic benefits, the inner wall of the pipeline needs to be cleaned irregularly, in particular to remove attachments on the inner wall of the pipeline. The existing pipeline inner wall cleaning modes mainly comprise three types: 1) high-pressure water cleaning, which can strip the attachments on the inner surface of the pipeline by using high-pressure water jet; 2) chemical cleaning, which can utilize a circulating pump station to pump chemical agents into the pipeline for circulation and dissolve attachments on the inner surface of the pipeline; 3) the oxyacetylene method is capable of burning off the deposits on the inner surface of the pipe. In these clearance modes, the oxygen acetylene method actual operation degree of difficulty is big, clears away the inefficiency of attachment, leads to the structural property of pipeline to change easily, and chemical cleaning is fast, wash thoroughly, nevertheless need carry out interim transformation to the pipeline, has certain corruption destruction effect to the pipeline, washs the difficult processing of sewage simultaneously. The high-pressure water cleaning has the advantages of no damage to pipelines, environmental friendliness and the like, but the cleaning effect is not ideal.

Chinese patent CN210497514U discloses a diameter-adjustable coal bed gas pipeline cleaning device, which combines the mechanical scraping action with the cleaning and wetting action of the sprayed water, and on the other hand, realizes the size matching of the cleaning component to the pipeline through the cooperation of a spring and a thread, thereby completing the pipe wall cleaning in the traction movement. However, the cleaning components of the patent act on the tangential direction of the pipe wall through rotation, the traction movement of the cleaning components is unidirectional, the pipe wall with more attachments is difficult to clean in a targeted manner, and the cleaning components are not suitable for cleaning the inner wall of the pipeline of the polyolefin production pipeline.

Disclosure of Invention

For the shortcoming and the deficiency that solve above-mentioned prior art existence, the utility model provides a pipeline inner wall cleaning device with adjustable.

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

the cleaning device comprises an electric hammer, a transmission shaft, a round steel flange, a plurality of bowl-shaped steel wire brushes which are arranged on the side surface of the round steel flange and can radially stretch out and draw back along the round steel flange, and a fixed plate arranged on the end surface of the round steel flange, wherein the transmission shaft is respectively connected with the electric hammer and the fixed plate.

Preferably, one end of the transmission shaft is provided with a coupler, and the other end of the transmission shaft is provided with an external thread matched with a nut arranged on the fixing plate.

Preferably, the coupling comprises a handle body for being in plug fit with the output end of the electric hammer.

Preferably, the arrangement position of the nut on the fixing plate corresponds to the center of the round steel flange.

Preferably, the bowl-shaped wire brush is connected to the round steel flange in a bolt manner.

Preferably, the interval is provided with 2 ~ 8 through-holes and is located the nut in the through-hole outside on the side of round steel flange, runs through the bolt that has continuous with this nut in the through-hole, and the bolt stretches out the outer one end of round steel flange and links to each other with corresponding a bowl type steel brush.

Preferably, cleaning device still includes the support frame, and the support frame includes the holding ring that supplies the transmission shaft to run through and the bracing piece that links to each other with the holding ring of a plurality of adjustable length.

Preferably, the support rod comprises a support tube and a screw rod, one end of the support tube is connected with the side face of the positioning ring, the other end of the support tube is provided with a nut, the screw rod is connected with the nut, and the screw rod is in nested fit with the support tube.

Preferably, the support rod is arranged along the radial direction of the positioning ring in a Y shape.

The beneficial effects of the utility model are embodied in:

the utility model discloses a rotatory and reciprocal translation's of electric hammer as bowl type steel brush power input, bowl type steel brush on the rigid connection support round steel flange through transmission shaft and fixed plate accomplishes the operation action, both convenient and practical has improved the work efficiency of polyolefin production pipeline inner wall clearance again.

Further, the utility model discloses a rotatory regulation that carries out the flexible volume of bowl type steel brush of screw thread of bolt makes flexible length and the pipeline internal diameter phase-match of treating the clearance to convenient, quick, accurate messenger bowl type steel brush with treat the laminating of clearance pipeline inner wall.

Further, the utility model discloses be fixed in the bolt terminal surface with bowl type wire brush through the nut, make cleaning device remain stable when removing in the pipeline to guarantee that bowl type wire brush has sufficient flexible adjustment range.

Further, the utility model discloses a but the screw rod of spiral extension is adopted to the support frame, the length that stretches out of regulation support frame that can be convenient to the position of quick location transmission shaft.

Further, the utility model discloses a support frame adopts the (three) stay tubes that the Y style of calligraphy distributes, can be with the stable fixing of support frame in the pipeline.

Drawings

FIG. 1 is a schematic structural diagram of an adjustable pipeline inner wall cleaning device;

FIG. 2 is a schematic view of the assembly of the fixing plate, the round steel flange and the bowl-shaped wire brush shown in FIG. 1;

FIG. 3 is a schematic structural view of the support frame shown in FIG. 1;

in the figure: 1. the novel steel wire brush comprises a coupler, 2 parts of a transmission shaft, 3 parts of a support pipe, 4 parts of a screw rod, 5 parts of a nut, 6 parts of a fixing plate, 7 parts of a round steel flange, 8 parts of a bolt, 9 parts of a bowl-shaped steel wire brush and 10 parts of a nut.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. The examples are given solely for the purpose of illustration and are not intended as limitations on the scope of the invention.

Referring to fig. 1, 2 and 3, the adjustable pipeline inner wall cleaning device of the present invention comprises a special coupling 1, a transmission shaft 2, a support frame, a round steel flange 7 and a bowl-shaped steel brush 9. The special coupling 1 is of a handle body structure that a drill bit is inserted into the electric hammer (the special coupling 1 is used for connecting the electric hammer). The transmission shaft 2 adopts

Processing a steel pipe, wherein the length of the steel pipe is less than 15m, one end of the transmission shaft 2 is fixed with the special coupling 1 in a welding mode, and the other end of the transmission shaft 2 is turnedM36 external thread, used for connecting round steel flange 7. The support frame includes the holding ring, three M12 screw rods 4 and three edges the radial interval of holding ring is the stay tube 3 that the Y style of calligraphy was arranged, the holding ring can supply transmission shaft 2 to freely pass through, stay tube 3 adopts D34X 4 steel pipe to make, 3 one end welding of stay tube are on the holding ring lateral surface, 3 other end welding of stay tube have with the M12 nut that this end mouth of pipe link up (be the stay tube tip nut promptly), every M12 screw rod 4 passes through stay tube tip nut and links to each other with a corresponding stay tube 3, thereby it is flexible in stay tube 3 to make M12 screw rod 4 can be with screw-thread fit form, conveniently adjust the extension length of support frame. Eight phi 12 through holes which are uniformly distributed along the circumference are radially processed on the round steel flange 7, and M12 screw caps 10 (namely screw caps on the outer side surface of the round steel flange) which are communicated with the phi 12 through holes are welded on the outer side surface of the round steel flange 7; the middle part welding on the round steel flange 7 side end face has fixed plate 6 (for example, adopt and span round steel flange 7 center and with the isometric style of calligraphy steel sheet of round steel flange 7 diameter, a style of calligraphy steel sheet both sides are connected to round steel flange 7 medial surface to a side end face of protruding round steel flange 7 slightly), and fixed plate 6 central authorities (correspond with round steel flange 7 central point) weld have an M36 nut 5, can make transmission shaft 2 connect in round steel flange 7 center with screw-thread fit form through fixed plate 6. Bowl type steel brush 9 adopts the standard component, link to each other with the mode at brush face dorsad round steel flange 7 center with round steel flange lateral surface nut through M12 bolt 8, thereby make eight bowl type steel brush 9 of equipartition on round steel flange 7 can stretch out and draw back in the round steel flange 7 outside with screw-thread fit form, pass phi 12 through-hole through adjustment M12 bolt 8 and to the distance (keep away from or be close to round steel flange center, correspond bowl type steel brush and stretch out or retract) back of round steel flange 7 center removal, can be by going into an M12 nut again on the side direction M12 bolt 8 in the round steel flange 7, and with this M12 bolt 8 locking, can fix bowl type steel brush 9 positions.

The specific use method of the adjustable pipeline inner wall cleaning device is as follows:

before the cleaning operation of the attachments on the inner wall of the pipeline is carried out, the M12 bolt 8 is rotated to adjust the telescopic amount of the bowl-shaped steel wire brush 9, so that the bowl-shaped steel wire brush is matched with the inner diameter of the pipeline to be cleaned, the bowl-shaped steel wire brush 9 can be fully contacted with the inner wall of the pipeline after being pushed into the pipeline cleaning initial position (for example, a pipeline inlet) through the transmission shaft 2, the support frame is conveyed into the pipeline along the transmission shaft 2 (the transmission shaft 2 penetrates through a support frame center positioning ring) and keeps a certain interval with a round steel flange, the extension length of the support frame is adjusted by rotating the M12 screw rod 4 according to the inner diameter of the pipeline, so that the support frame is reliably fixed near the pipeline cleaning initial position, and after the support frame 3 and the round steel flange 7 with the bowl-shaped steel wire brush 9 are arranged in place along the pipeline cleaning direction, the electric hammer can be connected with the transmission shaft 2 through the special coupling 1.

Start the electric hammer and carry out power transmission when beginning the clearance operation, the electric hammer still makes it produce along 2 axial quick reciprocating motion of transmission shaft when making 2 pivoted of transmission shaft, two kinds of motion modes all transmit to round steel flange 7 through transmission shaft 2, thereby realized the quick rotation and the reciprocating translation of bowl type steel brush 9, scrape simultaneously along pipeline tangential and axial to pipeline inner wall attachment, and by the speed that operating personnel controlled propelling movement electric hammer to remove according to actual conditions, thereby get rid of the attachment of pipeline inner wall different positions department along the pipeline, support frame 3 is used for providing the reference for the electric hammer propelling movement when the electric hammer is far away from the pipeline, in order to ensure that 2 both ends of transmission shaft basically keep the position parallel and level (being in same horizontal plane).

Pipeline inner wall cleaning device with adjustable characteristics as follows:

1) the cleaning device is simple to operate, convenient, practical, time-saving and labor-saving, and avoids damage to the inner wall of the pipeline caused by cleaning.

2) Aiming at pipelines with different inner diameters, good inner wall cleaning effect can be achieved.

3) Is particularly suitable for cleaning the polyolefin powder attachments in the inner wall of the pipeline and is beneficial to being implemented on site.

Claims

1. The utility model provides a pipeline inner wall cleaning device with adjustable which characterized in that: this cleaning device includes electric hammer, transmission shaft (2), round steel flange (7), sets up a plurality of bowl type steel brush (9) that can radially stretch out and draw back along round steel flange (7) and set up fixed plate (6) on round steel flange (7) terminal surface on round steel flange (7) side, transmission shaft (2) link to each other with electric hammer and fixed plate (6) respectively.

2. The adjustable pipeline inner wall cleaning device according to claim 1, wherein: one end of the transmission shaft (2) is provided with a coupler (1), and the other end of the transmission shaft is provided with an external thread matched with a nut (5) arranged on the fixing plate (6).

3. The adjustable pipeline inner wall cleaning device according to claim 2, wherein: the coupling (1) comprises a handle body which is used for being matched with the output end of the electric hammer in an inserting mode.

4. The adjustable pipeline inner wall cleaning device according to claim 2, wherein: the arrangement position of the nut (5) on the fixing plate (6) corresponds to the center of the round steel flange (7).

5. The adjustable pipeline inner wall cleaning device according to claim 1, wherein: the bowl-shaped steel wire brush (9) is connected to the round steel flange (7) in a bolt mode.

6. The adjustable pipeline inner wall cleaning device according to claim 5, wherein: the side of round steel flange (7) is gone up the interval and is provided with 2 ~ 8 through-holes and is located nut (10) in the through-hole outside, runs through in the through-hole and has bolt (8) that link to each other with this nut (10), and bolt (8) stretch out the outer one end of round steel flange (7) and link to each other with bowl type steel brush (9).

7. The adjustable pipeline inner wall cleaning device according to claim 1, wherein: the cleaning device further comprises a support frame, and the support frame comprises a positioning ring for penetrating through the transmission shaft (2) and a plurality of length-adjustable support rods connected with the positioning ring.

8. The adjustable pipeline inner wall cleaning device according to claim 7, wherein: the supporting rod comprises a supporting tube (3) and a screw rod (4), one end of the supporting tube (3) is connected with the side face of the positioning ring, a nut is arranged at the other end of the supporting tube, and the screw rod (4) is connected with the nut and is matched with the supporting tube (3) in a nested mode.

9. The adjustable pipeline inner wall cleaning device according to claim 7, wherein: the support rod is arranged along the radial direction of the positioning ring in a Y shape.