CN218494455U - Polytetrafluoroethylene steel lining straight pipe - Google Patents
Polytetrafluoroethylene steel lining straight pipe Download PDFInfo
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- CN218494455U CN218494455U CN202222581231.9U CN202222581231U CN218494455U CN 218494455 U CN218494455 U CN 218494455U CN 202222581231 U CN202222581231 U CN 202222581231U CN 218494455 U CN218494455 U CN 218494455U
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- steel lining
- polytetrafluoroethylene
- ring
- lining straight
- straight tube
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Abstract
The utility model provides a polytetrafluoroethylene steel lining straight tube, including first polytetrafluoroethylene steel lining straight tube, second polytetrafluoroethylene steel lining straight tube and sealing rubber ring, first polytetrafluoroethylene steel lining straight tube right-hand member offsets with second polytetrafluoroethylene steel lining straight tube left end, first ring channel has been seted up to first polytetrafluoroethylene steel lining straight tube right-hand member, the second ring channel has been seted up to second polytetrafluoroethylene steel lining straight tube left end, the inside left end of first ring channel is fixed with first annular installation piece, the inside right-hand member of second ring channel is fixed with second annular installation piece, this design has solved original device and can not strengthen the leakproofness between two polytetrafluoroethylene steel lining straight tubes, and then easily makes the problem of emergence leakage phenomenon between two polytetrafluoroethylene steel lining straight tubes, the utility model discloses rational in infrastructure, simple structure, the practicality is strong, can guarantee the good leakproofness between two polytetrafluoroethylene steel lining straight tubes, and then can not make the emergence leakage phenomenon between two polytetrafluoroethylene steel lining straight tubes.
Description
Technical Field
The utility model relates to a polytetrafluoroethylene steel lining straight tube belongs to steel lining tetrafluoro pipe technical field.
Background
The steel-lined polytetrafluoroethylene PTFE pipe and the fittings thereof enjoy the reputation of 'plastic king', have excellent temperature resistance and corrosion resistance, and are ideal conveying equipment for organic solvents such as nitric acid, sulfuric acid, hydrofluoric acid, phosgene, chlorine, aqua regia, mixed acid, bromide and the like and other strongly corrosive media. The straight pipe with the polytetrafluoroethylene steel lining on the current market adopts a bolt fixing mode when two pipes are in butt joint connection.
Chinese patent No.: CN216306993U mentions a special polytetrafluoroethylene steel lining straight tube for chemical industry, and the device can carry out rapid butt joint connection on two polytetrafluoroethylene steel lining straight tube bodies by matching 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, namely, the working efficiency of workers is improved; however, the device can not enhance the sealing performance between two polytetrafluoroethylene steel lining straight pipes, so that the leakage phenomenon is easy to occur between the two polytetrafluoroethylene steel lining straight pipes, and a polytetrafluoroethylene steel lining straight pipe is urgently needed to solve the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a not enough to prior art exists, the utility model discloses the purpose provides a polytetrafluoroethylene steel lining straight tube to solve the problem that proposes in the above-mentioned background art, the utility model discloses rational in infrastructure, simple structure, the practicality is strong, can guarantee the good leakproofness between two polytetrafluoroethylene steel lining straight tubes, and then can not make and take place the leakage phenomenon between two polytetrafluoroethylene steel lining straight tubes.
In order to achieve the above purpose, the present invention is realized by the following technical solution: the utility model provides a polytetrafluoroethylene steel lining straight tube, includes first polytetrafluoroethylene steel lining straight tube, second polytetrafluoroethylene steel lining straight tube and sealing rubber ring, first polytetrafluoroethylene steel lining straight tube right-hand member offsets with second polytetrafluoroethylene steel lining straight tube left end, first ring channel has been seted up to first polytetrafluoroethylene steel lining straight tube right-hand member, the second ring channel has been seted up to second polytetrafluoroethylene steel lining straight tube left end, the inside left end of first ring channel is fixed with first annular installation piece, the inside right-hand member of second ring channel is fixed with second annular installation piece, first annular installation piece right-hand member is fixed with a plurality of first springs with the same angle, second annular installation piece left end is fixed with a plurality of second springs with the same angle, both ends are blocked respectively and are established in first ring channel and second ring channel about the sealing rubber ring, both ends are seted up first cock ring draw-in groove and second cock ring draw-in groove respectively about the sealing rubber ring, the activity card is equipped with first cock in the first cock ring draw-in groove, the second cock draw-in groove.
Furthermore, the first polytetrafluoroethylene steel lining straight pipe and the second polytetrafluoroethylene steel lining straight pipe are fixedly connected through a plurality of bolts and flanged nuts.
Furthermore, a plurality of first spring right-hand members are fixed with first connection piece, and a plurality of second spring left-hand members are fixed with the second connection piece.
Further, the first connecting piece is fixed with the left end of the first plug ring.
Furthermore, the second connecting piece is fixed with the right end of the second plug ring.
The utility model has the advantages that: the utility model discloses a polytetrafluoroethylene steel lining straight tube, because of the utility model discloses added first annular installation piece, second annular installation piece, first spring, second spring, first connection piece, second connection piece, first stopper ring, second stopper ring and sealing rubber ring, used through our design improvement and actual test for the sealing performance of being connected between first polytetrafluoroethylene steel lining straight tube and the second polytetrafluoroethylene steel lining straight tube is better, and can not make and take place the leakage phenomenon between two polytetrafluoroethylene steel lining straight tubes.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic perspective view of the overall structure of a straight pipe lined with PTFE steel according to the present invention;
FIG. 2 is a schematic cross-sectional view of a straight pipe lined with PTFE steel according to the present invention;
FIG. 3 is a schematic view of the inside of a sealing rubber ring of a PTFE steel-lined straight pipe of the present invention;
in the figure: the plug comprises 1-a first polytetrafluoroethylene steel lining straight pipe, 2-a second polytetrafluoroethylene steel lining straight pipe, 3-a first annular groove, 4-a second annular groove, 5-a first annular mounting plate, 6-a second annular mounting plate, 7-a first spring, 8-a second spring, 9-a first connecting plate, 10-a second connecting plate, 11-a first plug ring, 12-a second plug ring, 13-a sealing rubber ring, 14-a first plug ring clamping groove and 15-a second plug ring clamping groove.
Detailed Description
In order to make the utility model realize, the technical means, the creation characteristics, the achievement purpose and the efficacy are easy to understand and understand, the utility model is further explained by combining the specific implementation mode.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a polytetrafluoroethylene steel lining straight tube, including first polytetrafluoroethylene steel lining straight tube 1, second polytetrafluoroethylene steel lining straight tube 2 and sealing rubber ring 13, first polytetrafluoroethylene steel lining straight tube 1 right-hand member offsets with 2 left ends of second polytetrafluoroethylene steel lining straight tube, first ring channel 3 has been seted up to 1 right-hand member of first polytetrafluoroethylene steel lining straight tube, second ring channel 4 has been seted up to 2 left ends of second polytetrafluoroethylene steel lining straight tube, 3 inside left ends of first ring channel are fixed with first annular mounting piece 5, 4 inside right-hand members of second ring channel are fixed with second annular mounting piece 6, 5 right-hand members of first annular mounting piece are fixed with a plurality of first springs 7 with equal angle, 6 left ends of second annular mounting piece are fixed with a plurality of second springs 8 with equal angle, sealing rubber ring 13 is controlled both ends and is established respectively in first ring channel 3 and second ring channel 4, sealing rubber ring 13 is controlled both ends and has been seted up first ring channel 14 and second ring channel 15 respectively, the interior activity card of first ring channel 14 is equipped with first ring channel 11, the second ring channel 15 is equipped with the interior activity card and then the sealed the easy lining straight tube of taking place leakage problem of two polytetrafluoroethylene steel lining devices between the design.
Through a plurality of bolts and flanged nut fixed connection between first polytetrafluoroethylene steel lining straight tube 1 and the second polytetrafluoroethylene steel lining straight tube 2, through a plurality of bolts and flanged nut that add for can install together fixedly between first polytetrafluoroethylene steel lining straight tube 1 and the second polytetrafluoroethylene steel lining straight tube 2.
A plurality of first spring 7 right-hand members are fixed with first connection piece 9, a plurality of second spring 8 left ends are fixed with second connection piece 10, through a plurality of first spring 7 and a plurality of second spring 8 that add, can indirectly promote first cock ring 11 and second cock ring 12 and remove in opposite directions, and then can prop up sealing rubber ring 13 left and right ends, so that both ends sealing card is in first ring channel 3 and second ring channel 4 about it, first connection piece 9 is fixed mutually with first cock ring 11 left end, through the first connection piece 9 that adds, make first cock ring 11 can be connected with a plurality of first spring 7, second connection piece 10 is fixed mutually with second cock ring 12 right-hand member, through the second connection piece 10 that adds, make second cock ring 12 can be connected with a plurality of second spring 8.
As an embodiment of the present invention: when needing to carry out seal installation between first polytetrafluoroethylene steel lining straight tube 1 and the second polytetrafluoroethylene steel lining straight tube 2, place sealing rubber ring 13 between first polytetrafluoroethylene steel lining straight tube 1 and the second polytetrafluoroethylene steel lining straight tube 2, and make sealing rubber ring 13 left end be located first ring channel 3, its right-hand member is located second ring channel 4, then can support first polytetrafluoroethylene steel lining straight tube 1 and second polytetrafluoroethylene steel lining straight tube 2 tightly (in this process, first stopper ring 11 can block establishes in first stopper ring draw-in groove 14, second stopper ring 12 can block establishes in second stopper ring draw-in groove 15, a plurality of first springs 7 and a plurality of second springs 8 all are compressed, a plurality of first springs 7 can release the compressive force right simultaneously and promote first stopper ring 11, and then make first stopper ring 11 can prop sealing rubber ring 13 left end big in first stopper ring draw-in groove 14, make sealing rubber ring 13 left end can extrude first ring channel 3 and then just can strengthen between its and the second polytetrafluoroethylene steel lining straight tube 2 and promote the second annular ring 12 in the first stopper ring draw-in groove 14, thereby make first stopper ring 13 can promote the second ring 13 left end of second ring and the second ring 12 can promote the second ring 4, thereby make the sealing rubber ring 13 can promote the second ring 12 and promote the second ring 12 in the sealing rubber ring 4 left end of second ring.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. The utility model provides a polytetrafluoroethylene steel lining straight tube, includes first polytetrafluoroethylene steel lining straight tube (1), second polytetrafluoroethylene steel lining straight tube (2) and sealing rubber ring (13), its characterized in that: the right end of the first polytetrafluoroethylene steel lining straight pipe (1) abuts against the left end of the second polytetrafluoroethylene steel lining straight pipe (2), a first annular groove (3) is formed in the right end of the first polytetrafluoroethylene steel lining straight pipe (1), and a second annular groove (4) is formed in the left end of the second polytetrafluoroethylene steel lining straight pipe (2);
a first annular mounting piece (5) is fixed at the left end inside the first annular groove (3), a second annular mounting piece (6) is fixed at the right end inside the second annular groove (4), a plurality of first springs (7) are fixed at the right end of the first annular mounting piece (5) at equal angles, and a plurality of second springs (8) are fixed at the left end of the second annular mounting piece (6) at equal angles;
both ends are blocked respectively and are established in first ring channel (3) and second ring channel (4) about sealing rubber ring (13), first ring channel groove (14) and second ring channel groove (15) have been seted up respectively at both ends about sealing rubber ring (13), the activity card is equipped with first ring (11) in first ring channel groove (14), the activity card is equipped with second ring (12) in second ring channel groove (15).
2. A teflon lined steel straight pipe according to claim 1, wherein: the first polytetrafluoroethylene steel lining straight pipe (1) and the second polytetrafluoroethylene steel lining straight pipe (2) are fixedly connected through a plurality of bolts and nuts with flanges.
3. A polytetrafluoroethylene steel lined straight pipe according to claim 1, wherein: a first connecting piece (9) is fixed at the right end of the first springs (7), and a second connecting piece (10) is fixed at the left end of the second springs (8).
4. A polytetrafluoroethylene steel lined straight pipe according to claim 3, wherein: the first connecting piece (9) is fixed with the left end of the first plug ring (11).
5. A polytetrafluoroethylene steel lined straight pipe according to claim 3, wherein: the second connecting piece (10) is fixed with the right end of the second plug ring (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222581231.9U CN218494455U (en) | 2022-09-29 | 2022-09-29 | Polytetrafluoroethylene steel lining straight pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222581231.9U CN218494455U (en) | 2022-09-29 | 2022-09-29 | Polytetrafluoroethylene steel lining straight pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218494455U true CN218494455U (en) | 2023-02-17 |
Family
ID=85192181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222581231.9U Active CN218494455U (en) | 2022-09-29 | 2022-09-29 | Polytetrafluoroethylene steel lining straight pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218494455U (en) |
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2022
- 2022-09-29 CN CN202222581231.9U patent/CN218494455U/en active Active
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