CN216306993U - Special polytetrafluoroethylene steel lining straight tube of chemical industry - Google Patents

Special polytetrafluoroethylene steel lining straight tube of chemical industry Download PDF

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Publication number
CN216306993U
CN216306993U CN202123004827.4U CN202123004827U CN216306993U CN 216306993 U CN216306993 U CN 216306993U CN 202123004827 U CN202123004827 U CN 202123004827U CN 216306993 U CN216306993 U CN 216306993U
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steel lining
straight pipe
lining straight
grooves
arc
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CN202123004827.4U
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Chinese (zh)
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丁文一
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Jiangsu Tianfulong Anti Corrosion Equipment Co ltd
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Jiangsu Tianfulong Anti Corrosion Equipment Co ltd
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Abstract

The utility model provides a polytetrafluoroethylene steel lining straight pipe special for chemical engineering, and relates to the technical field of absorption towers. According to the utility model, under the matching of the first cylindrical block, the cylindrical groove, the first groove, the second groove, the first arc-shaped block, the second arc-shaped block, the clamping block and the first fixing bolt, the two straight pipe bodies can be quickly butted and connected, namely, the working efficiency of workers is improved, under the matching of the first cylindrical block and the cylindrical groove, the butting and dislocation of the two polytetrafluoroethylene steel lining straight pipe bodies can be prevented, under the matching of the clamping block, the first arc-shaped block, the second arc-shaped block and the first fixing bolt, the butting and separation of the two polytetrafluoroethylene steel lining straight pipe bodies can be prevented, and under the magnetic action of heteropolar attraction of the first magnet and the second magnet, the clamping block placed between the inner parts of each group of first grooves can not be separated.

Description

Special polytetrafluoroethylene steel lining straight tube of chemical industry
Technical Field
The utility model relates to the technical field of absorption towers, in particular to a polytetrafluoroethylene steel lining straight pipe special for chemical engineering.
Background
The absorption tower is a device for realizing absorption operation, and the flow modes of gas phase and liquid phase in the tower can be countercurrent or cocurrent. Usually, a countercurrent operation is adopted, the absorbent flows from top to bottom in the tower top, and contacts with the gas flowing from bottom to top, the liquid absorbed with the absorbent is discharged from the bottom of the tower, and the purified gas is discharged from the top of the tower.
The existing polytetrafluoroethylene steel lining straight pipe for the chemical engineering of the absorption tower adopts a bolt fixing mode when butt joint connection is carried out between two pipes, although the fixing mode can achieve the required effect, the number of bolts used for butt joint connection between every two pipes is large, the bolts are twisted to be time-consuming and labor-consuming, the work efficiency of workers is reduced, and therefore the novel polytetrafluoroethylene steel lining straight pipe special for the chemical engineering needs to be provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems that in the prior art, although the required effect can be achieved by adopting a bolt fixing mode for two polytetrafluoroethylene steel lining straight pipes, the number of bolts used for butt joint connection between every two pipes is large, and the bolts are time-consuming and labor-consuming to twist, namely the working efficiency of workers is reduced, and provides the polytetrafluoroethylene steel lining straight pipe special for chemical engineering.
In order to achieve the purpose, the utility model adopts the following technical scheme: a polytetrafluoroethylene steel lining straight pipe special for chemical engineering comprises two steel lining straight pipe bodies, ten first grooves are distributed on the outer walls of the two steel lining straight pipe bodies at equal intervals, a first magnet is embedded in the inner wall of each first groove, the twenty first grooves are divided into ten groups, a fixture block is movably clamped between the inner parts of the first grooves of each group, a second groove is formed in one side, away from the center of a pipe orifice of the steel lining straight pipe body, of each fixture block, the ten second grooves are divided into two groups, a first arc-shaped block is arranged between the inner parts of one group of the second grooves, a second arc-shaped block is arranged between the inner parts of the other group of the second grooves, two first fixing bolts penetrate through the bottom threads of the second arc-shaped block, and a second magnet is embedded in one side, close to the center of the pipe orifice of the steel lining straight pipe body, of each fixture block, cylindrical grooves are formed in the front surface of one steel lining straight pipe body in an equidistant distribution mode, and three first cylindrical blocks are fixed to the rear surface of the other steel lining straight pipe body in an equidistant distribution mode.
Preferably, the top ends of the two first fixing bolts penetrate through the bottom of the first arc-shaped block in a threaded mode.
Preferably, the diameter of the first cylindrical block is the same as the diameter of the inner wall of the cylindrical groove.
Preferably, four second cylindrical blocks are distributed and fixed on the rear surface of one of the steel lining straight pipe bodies at equal intervals, and two first semicircular blocks are arranged on the rear surface of one of the steel lining straight pipe bodies.
Preferably, the rear surfaces of the two first semicircular blocks are threaded through with second fixing bolts, and the same ends of the four second fixing bolts are respectively in threaded connection with the same sides of the four second cylindrical blocks.
Preferably, the front surfaces of the two first semicircular blocks are both fixed with semicircular protective shells, and the front surfaces of the two semicircular protective shells are both fixed with second semicircular blocks.
Preferably, the inner wall of one of the semicircular protective shells is provided with vent holes in an equidistant distribution manner.
Compared with the prior art, the utility model has the advantages and positive effects that,
1. according to the utility model, under the matching of the first cylindrical block, the cylindrical groove, the first groove, the second groove, the first arc-shaped block, the second arc-shaped block, the fixture block and the first fixing bolt, the two polytetrafluoroethylene steel lining straight pipe bodies can be quickly connected in a butt joint manner, namely, the working efficiency of workers is improved.
2. According to the utility model, the first semicircular block can be tightly fixed by the matching of the second fixing bolt and the second cylindrical block, the first fixing bolt, the first arc-shaped block, the clamping block and the second arc-shaped block can be protected by the matching of the semicircular protective shell, the first semicircular block and the second semicircular block, and external air can conveniently enter a space formed by the semicircular protective shell, the first semicircular block and the second semicircular block under the action of the vent hole, so that the surfaces of the first fixing bolt, the first arc-shaped block, the clamping block and the second arc-shaped block can be kept dry.
Drawings
FIG. 1 is a perspective view of a polytetrafluoroethylene steel-lined straight pipe specially used for chemical engineering according to the present invention;
FIG. 2 is a partial perspective view of a polytetrafluoroethylene steel-lined straight pipe specially used for chemical engineering according to the present invention;
FIG. 3 is a perspective view of another angle portion of a polytetrafluoroethylene steel-lined straight pipe specially used for chemical engineering according to the present invention;
FIG. 4 is a schematic diagram showing a three-dimensional structure of a fixture block, a second groove and a second magnet of a polytetrafluoroethylene steel-lined straight pipe specially used for chemical engineering according to the present invention;
FIG. 5 is a schematic view of a separated three-dimensional structure of two steel-lined straight pipes of the polytetrafluoroethylene steel-lined straight pipe specially used for chemical engineering according to the utility model;
FIG. 6 is a schematic view of a separated three-dimensional structure of two steel-lined straight pipes at another angle of the polytetrafluoroethylene steel-lined straight pipe special for chemical engineering provided by the utility model.
Illustration of the drawings: 1. a steel-lined straight pipe body; 2. a first groove; 3. a first magnet; 4. a clamping block; 5. a second groove; 6. a first arc-shaped block; 7. a second arc-shaped block; 8. a first fixing bolt; 9. a first cylindrical block; 10. a first semicircular block; 11. a second fixing bolt; 12. a semicircular protective shell; 13. a second semicircular block; 14. a vent hole; 15. a second magnet; 16. a second cylindrical block; 17. a cylindrical groove.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments of the present disclosure.
Embodiment 1, as shown in fig. 1 to 6, the utility model provides a polytetrafluoroethylene steel-lined straight pipe special for chemical engineering, which includes two steel-lined straight pipe bodies 1, ten first grooves 2 are distributed on the outer walls of the two steel-lined straight pipe bodies 1 at equal intervals, a first magnet 3 is embedded in the inner wall of each first groove 2, the twenty first grooves 2 are divided into ten groups, a fixture block 4 is movably clamped between the inner parts of each group of first grooves 2, a second groove 5 is arranged on one side of each fixture block 4 away from the center position of a pipe orifice of the steel-lined straight pipe body 1, the ten second grooves 5 are divided into two groups, a first arc block 6 is arranged between the inner parts of one group of second grooves 5, a second arc block 7 is arranged between the inner parts of the other group of second grooves 5, two first fixing bolts 8 are threaded through the bottom of the second arc block 7, the top ends of the two first fixing bolts 8 are threaded through the bottom of the first arc block 6, one side of each clamping block 4, which is close to the center of the pipe orifice of the steel-lined straight pipe body 1, is embedded with a second magnet 15, the front surface of one steel-lined straight pipe body 1 is equidistantly distributed and provided with a cylindrical groove 17, the rear surface of the other steel-lined straight pipe body 1 is equidistantly distributed and fixed with three first cylindrical blocks 9, and the diameters of the first cylindrical blocks 9 are the same as the diameter of the inner wall of the cylindrical groove 17.
The whole embodiment 1 has the effects that when two steel lining straight pipe bodies 1 need to be in butt joint connection, one of the steel lining straight pipe bodies 1 is firstly rotated, at the moment, the rotated steel lining straight pipe body 1 drives the three cylindrical grooves 17 to rotate, when the steel lining straight pipe body 1 rotates to a proper position, the centers of the cylindrical holes of the three cylindrical grooves 17 are just in the same horizontal line with the centers of the three first cylindrical blocks 9 on the other steel lining straight pipe body 1 respectively, at the moment, one of the steel lining straight pipe bodies 1 is slowly moved, when the moved steel lining straight pipe body 1 is in butt joint contact with the other steel lining straight pipe body 1, at the moment, the three first cylindrical blocks 9 are just in butt joint with the three cylindrical grooves 17 respectively, at the moment, one clamping block 4 is placed between the insides of one group of the first grooves 2, and when the clamping block 4 is completely placed between the insides of the group of the first grooves 2, at this moment, under the action of the magnetic principle that the heteropolarity of the first magnet 3 and the second magnet 15 is attracted mutually, the fixture block 4 placed between the insides of a group of first grooves 2 will not move, the rest fixture blocks 4 are also sequentially placed between the insides of corresponding groups of first grooves 2 respectively in the same way, when all fixture blocks 4 are placed and operated, the first arc-shaped blocks 6 are placed between the insides of one group of second grooves 5, the second arc-shaped blocks 7 are also placed between the insides of the other group of second grooves 5 in the same way, when the first arc-shaped blocks 6 and the second arc-shaped blocks 7 are placed and operated, the two first fixing bolts 8 are directly used for fixing at the moment, the butt joint connection of the two steel lining straight pipe bodies 1 can be completed, the operation is simple, the time is saved, and the working efficiency of workers is effectively improved.
Embodiment 2, as shown in fig. 1, fig. 2, and fig. 5, four second cylindrical blocks 16 are equidistantly distributed and fixed on the rear surface of one of the steel lining straight pipe bodies 1, two first semicircular blocks 10 are disposed on the rear surface of one of the steel lining straight pipe bodies 1, second fixing bolts 11 are respectively threaded through the rear surfaces of the two first semicircular blocks 10, the same ends of the four second fixing bolts 11 are respectively threaded on the same sides of the four second cylindrical blocks 16, semicircular protective cases 12 are respectively fixed on the front surfaces of the two first semicircular blocks 10, second semicircular blocks 13 are respectively fixed on the front surfaces of the two semicircular protective cases 12, and vent holes 14 are equidistantly distributed on the inner wall of one of the semicircular protective cases 12.
The whole embodiment 2 achieves the effect that when the two steel lining straight pipe bodies 1 are in butt joint connection, in order to reduce the situation that the fixing structure used for fixing the two steel lining straight pipe bodies 1 is too much rained and rusted in the later period, at this time, the protection sleeve composed of the first semicircular block 10, the semicircular protection shell 12 and the second semicircular block 13 is directly fixed by the cooperation of the second cylindrical block 16 and the second fixing bolt 11, and after the two protection sleeves are fixed, the first fixing bolt 8, the first arc-shaped block 6, the fixture block 4 and the second arc-shaped block 7 can be protected, meanwhile, under the action of the vent hole 14, outside air can conveniently enter a space formed by the semicircular protective shell 12, the first semicircular block 10 and the second semicircular block 13, and the surfaces of the first fixing bolt 8, the first arc-shaped block 6, the fixture block 4 and the second arc-shaped block 7 can be kept dry conveniently.
The working principle is as follows: when two steel lining straight pipe bodies 1 need to be in butt joint connection, one of the steel lining straight pipe bodies 1 is rotated firstly, at the moment, the rotated steel lining straight pipe body 1 drives the three cylindrical grooves 17 to rotate, when the steel lining straight pipe body 1 rotates to a proper position, the centers of cylindrical holes of the three cylindrical grooves 17 are just positioned on the same horizontal line with the centers of the three first cylindrical blocks 9 on the other steel lining straight pipe body 1 respectively, at the moment, one of the steel lining straight pipe bodies 1 is slowly moved, when the moved steel lining straight pipe body 1 is in butt joint contact with the other steel lining straight pipe body 1, at the moment, the three first cylindrical blocks 9 are just in butt joint with the three cylindrical grooves 17 respectively, at the moment, one clamping block 4 is placed between the insides of one group of the first grooves 2, when the clamping block 4 is completely placed between the insides of one group of the first grooves 2, at the moment, under the magnetic principle that the heteropoles of the first magnet 3 and the second magnet 15 are attracted mutually, when all the fixture blocks 4 are placed in the corresponding groups of the first grooves 2, the first arc-shaped blocks 6 are placed between the inner parts of one group of the second grooves 5, and when the placing operation is finished for all the fixture blocks 4, the second arc-shaped blocks 7 are also placed between the inner parts of the other group of the second grooves 5, when the placing operation is finished for both the first arc-shaped blocks 6 and the second arc-shaped blocks 7, the two steel lining straight pipe bodies 1 can be connected in a butt joint mode by directly fixing the two first fixing bolts 8, so that the operation is simple, the time is saved, the working efficiency of workers is effectively improved, after the two steel lining straight pipe bodies 1 are connected in a butt joint mode, excessive rain of a fixing structure for fixing the two steel lining straight pipe bodies 1 in a later period is reduced, the rusty condition takes place, utilize the cooperation of second cylinder piece 16 and second fixing bolt 11 this moment, it is direct will be fixed by first semicircular block 10, the protective sheath that semicircular protective housing 12 and second semicircular block 13 are constituteed, after two protective sheaths are fixed, can realize first fixing bolt 8, first arc piece 6, fixture block 4 and second arc piece 7 protect, simultaneously under the effect of air vent 14, make things convenient for the outside air to get into by semicircular protective housing 12, the space that first semicircular block 10 and second semicircular block 13 are constituteed, be convenient for keep first fixing bolt 8, first arc piece 6, the drying on fixture block 4 and second arc piece 7 surface.
The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention in other forms, and any person skilled in the art may apply the above modifications or changes to the equivalent embodiments with equivalent changes, without departing from the technical spirit of the present invention, and any simple modification, equivalent change and change made to the above embodiments according to the technical spirit of the present invention still belong to the protection scope of the technical spirit of the present invention.

Claims (7)

1. The utility model provides a special polytetrafluoroethylene steel lining straight tube of chemical industry, includes two steel lining straight tube bodies, its characterized in that: ten first grooves are distributed on the outer wall of each steel lining straight pipe body at equal intervals, a first magnet is embedded in the inner wall of each first groove, twenty first grooves are divided into ten groups, a clamping block is movably clamped between the inner parts of the first grooves of each group, a second groove is formed in one side, away from the central position of the pipe orifice of each steel lining straight pipe body, of each clamping block, ten second grooves are divided into two groups, a first arc-shaped block is arranged between the inner parts of one group of second grooves, a second arc-shaped block is arranged between the inner parts of the other group of second grooves, two first fixing bolts penetrate through the bottom threads of each second arc-shaped block, a second magnet is embedded in one side, close to the central position of the pipe orifice of each steel lining straight pipe body, of the clamping blocks, cylindrical grooves are distributed on the front surface of one steel lining straight pipe body at equal intervals, and three first cylindrical blocks are distributed and fixed on the rear surface of the other steel lining straight pipe body at equal intervals.
2. The special polytetrafluoroethylene steel lining straight pipe for chemical engineering according to claim 1, wherein: the top end of each first fixing bolt penetrates through the bottom of the corresponding first arc-shaped block in a threaded mode.
3. The special polytetrafluoroethylene steel lining straight pipe for chemical engineering according to claim 1, wherein: the diameter of the first cylindrical block is the same as the diameter of the inner wall of the cylindrical groove.
4. The special polytetrafluoroethylene steel lining straight pipe for chemical engineering according to claim 1, wherein: four second cylindrical blocks are distributed and fixed on the rear surface of one of the steel lining straight pipe bodies at equal intervals, and two first semicircular blocks are arranged on the rear surface of one of the steel lining straight pipe bodies.
5. The special polytetrafluoroethylene steel lining straight pipe for chemical engineering according to claim 4, wherein: and the rear surfaces of the two first semicircular blocks are threaded through with second fixing bolts, and the same ends of the four second fixing bolts are respectively in threaded connection with the same sides of the four second cylindrical blocks.
6. The special polytetrafluoroethylene steel lining straight pipe for chemical engineering according to claim 4, wherein: the front surfaces of the two first semicircular blocks are both fixed with semicircular protective cases, and the front surfaces of the two semicircular protective cases are both fixed with second semicircular blocks.
7. The special polytetrafluoroethylene steel lining straight pipe for chemical engineering according to claim 6, wherein: the inner wall of one of the semicircular protective shells is provided with vent holes in an equidistant distribution mode.
CN202123004827.4U 2021-12-02 2021-12-02 Special polytetrafluoroethylene steel lining straight tube of chemical industry Active CN216306993U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202123004827.4U CN216306993U (en) 2021-12-02 2021-12-02 Special polytetrafluoroethylene steel lining straight tube of chemical industry

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202123004827.4U CN216306993U (en) 2021-12-02 2021-12-02 Special polytetrafluoroethylene steel lining straight tube of chemical industry

Publications (1)

Publication Number Publication Date
CN216306993U true CN216306993U (en) 2022-04-15

Family

ID=81083031

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202123004827.4U Active CN216306993U (en) 2021-12-02 2021-12-02 Special polytetrafluoroethylene steel lining straight tube of chemical industry

Country Status (1)

Country Link
CN (1) CN216306993U (en)

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