CN211040073U - Wear-resisting type elbow pipe fitting - Google Patents
Wear-resisting type elbow pipe fitting Download PDFInfo
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- CN211040073U CN211040073U CN201921676858.4U CN201921676858U CN211040073U CN 211040073 U CN211040073 U CN 211040073U CN 201921676858 U CN201921676858 U CN 201921676858U CN 211040073 U CN211040073 U CN 211040073U
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- elbow
- pipe fitting
- pipe
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- bolt
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Abstract
The utility model discloses a wear-resisting type elbow pipe fitting, including the elbow, elbow left side and bottom all communicate and are provided with direct pipe, the one end inner wall that the elbow was kept away from to direct pipe has seted up flutedly, the recess embeds there is the annular piece, annular piece inner wall is seted up flutedly, the inner that the recess is close to the annular piece is provided with the sealing washer, the screw has all been seted up to the annular piece left and right sides, direct pipe has been close to the outside of screw and has been put the bolt. The utility model discloses an install annular piece and bolt, in the long-term use of elbow pipe fitting, connect the intercommunication soon with external connecting pipe by the internal thread of annular piece, when smooth silk situation appears in the internal thread, can separate through bolt and screw, can change annular piece and internal thread alone, can solve the smooth silk of elbow pipe fitting connecting thread and need change whole group's elbow pipe fitting problem, the cost is with low costs, the dismouting of being convenient for, and can reduce the pipe fitting and overhaul the maintenance cost, be fit for extensively promoting and using.
Description
Technical Field
The utility model relates to an elbow pipe fitting technical field specifically is a wear-resisting type elbow pipe fitting.
Background
At present, along with the increasing development of the pipeline conveying industry and the rapid advance of scientific technology, the requirements on the quality and the bearing pressure of wear-resistant elbow pipe fittings required by pipeline connection are higher and higher, and the demand is larger and larger.
According to the patent CN201710244602.5, a wear-resistant alloy composite elbow is known, which comprises a bending section (1) and a straight pipe section (2), wherein the elbow body is a hot-pressing elbow without a welding line; be provided with rubber adhesive linkage (4) on crooked section (1) inner wall, be provided with potsherd laminating layer (5) on the internal surface of rubber adhesive linkage (4), crooked section (1), rubber adhesive linkage (4), potsherd laminating layer (5) vulcanize the bonding shaping through the heating. The invention has the advantages that the defects in the prior art can be overcome, and the structural design is reasonable and novel.
The wear-resistant elbow pipe also has some defects, such as: this wear-resisting type elbow pipe fitting adopts the corrosion resistance of multiunit tie coat in order to realize elbow opening inner wall, but this kind of scheme does not make wear-resisting measure by the hickey of elbow pipe fitting, in case the internal thread connects the smooth silk of wearing and tearing soon, need change the whole equipment and put, has increased maintenance cost scheduling problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a wear-resisting type elbow pipe fitting, through installing annular piece and bolt, in the long-term use of elbow pipe fitting, connect the intercommunication soon with external connecting pipe by the internal thread of annular piece, when smooth silk situation appears in the internal thread, can separate through bolt and screw, can change annular piece and internal thread alone, can solve elbow pipe fitting connecting thread smooth silk and need change whole group's elbow pipe fitting problem, the cost is with low costs, the dismouting of being convenient for, and can reduce the pipe fitting and overhaul maintenance cost, the problem of proposing in the background art has been solved.
In order to achieve the above object, the utility model provides a following technical scheme: a wear-resistant elbow pipe fitting comprises an elbow;
a straight-through pipe is communicated with the left side and the bottom of the elbow, a groove is formed in the inner wall of one end, far away from the elbow, of the straight-through pipe and is an annular groove body, an annular block is arranged in the groove, internal threads are formed in the inner wall of the annular block, a sealing ring is arranged at the inner end, close to the annular block, of the groove, screw holes are formed in the left side and the right side of the annular block, a bolt is arranged on the outer side, close to the screw holes, of the straight-through pipe, penetrates through the straight-through pipe;
the outer side of the outer end face of the straight-through pipe, which is close to the annular block, is provided with a sealing groove, and the sealing groove is an annular groove body.
As a preferred embodiment of the present invention, the inner diameter of the ring block is the same as the inner diameter of the through hole of the straight pipe.
As a preferred embodiment of the present invention, the inner walls of the elbow, the straight-through pipe and the annular block are coated with an anti-corrosion coating, and the anti-corrosion coating is made of an epoxy resin material.
As an optimized embodiment of the utility model, the outer side that the direct pipe outer wall is close to the bolt has been seted up and has been put the thing groove and the bolt is located and puts the thing inslot.
As a preferred embodiment of the present invention, the groove profile matches with the outer shape of the ring block.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model relates to a wear-resisting type elbow pipe fitting, through installing annular piece and bolt, in the long-term use of elbow pipe fitting, connect the intercommunication soon with external connecting pipe by the internal thread of annular piece, when smooth silk situation appears in the internal thread, can separate through bolt and screw, can change annular piece and internal thread alone, can solve the smooth silk of elbow pipe fitting connecting thread and need change whole group's elbow pipe fitting problem, the cost is with low costs, the dismouting of being convenient for, and can reduce the pipe fitting and overhaul the maintenance cost.
2. The utility model relates to a wear-resisting type elbow pipe fitting, through installing the seal groove, when elbow pipe fitting and external connecting pipe screwed joint are connected, arrange the sealed pad of external connecting pipe in the seal groove, fixed back that finishes in will sealing up in pad pressfitting and the seal groove to the connecting pipe to increase sealed contact surface who fills up for promote the sealed effect of connecting portion.
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 view of an overall cross-sectional structure of a wear-resistant elbow pipe fitting of the present invention;
fig. 2 is a schematic view of the cross-sectional structure of the connection portion between the ring block and the straight pipe of the wear-resistant elbow pipe fitting of the present invention.
In the figure: 1. bending the pipe; 2. a straight-through pipe; 3. a seal ring; 4. a ring block; 5. a groove; 6. an internal thread; 7. a sealing groove; 8. a screw hole; 9. a bolt; 10. a storage groove.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
Referring to fig. 1-2, the present invention provides a technical solution: a wear-resistant elbow pipe fitting comprises an elbow 1;
a straight-through pipe 2 is communicated with the left side and the bottom of the elbow 1, a groove 5 is formed in the inner wall of one end, far away from the elbow 1, of the straight-through pipe 2, the groove 5 is an annular groove body, an annular block 4 is arranged in the groove 5, an internal thread 6 is formed in the inner wall of the annular block 4, a sealing ring 3 is arranged at the inner end, close to the annular block 4, of the groove 5, screw holes 8 are formed in the left side and the right side of the annular block 4, a bolt 9 is arranged on the outer side, close to the screw hole 8, of the straight-through pipe 2, the bolt 9 penetrates through the straight-through;
the outer end face of the straight-through pipe 2 close to the outer side of the annular block 4 is provided with a sealing groove 7, and the sealing groove 7 is an annular groove body.
In this embodiment (as shown in fig. 1 and fig. 2), by installing the sealing groove 7, when the elbow pipe fitting is connected with the external connecting pipe threaded joint, the sealing gasket of the external connecting pipe is arranged in the sealing groove 7, after the fixing is finished, the connecting pipe presses the sealing gasket into the sealing groove 7, thereby increasing the contact surface of the sealing gasket, and being used for improving the sealing effect of the connecting part, by installing the ring block 4 and the bolt 9, in the long-term use process of the elbow pipe fitting, the internal thread 6 of the ring block 4 is screwed and communicated with the external connecting pipe, when the internal thread 6 has a thread slipping condition, the internal thread can be separated from the screw hole 8 through the bolt 9, the ring block 4 and the internal thread 6 can be replaced independently, the problem that the thread slipping of the elbow pipe fitting connection needs to replace the whole set of elbow pipe fitting can be.
Wherein, the inner diameter of the annular block 4 is consistent with the inner diameter of the through opening of the straight-through pipe 2.
In this embodiment (as shown in fig. 1), the inner diameter of the annular block 4 is consistent with the inner diameter of the through opening of the straight-through pipe 2, so that the annular block 4 can be prevented from blocking materials, and the material inlet and outlet amount of the pipe fitting can be ensured.
The inner walls of the elbow 1, the straight-through pipe 2 and the annular block 4 are coated with anti-corrosion coatings, and the anti-corrosion coatings are made of epoxy resin materials.
In this embodiment (as shown in fig. 1 and fig. 2), the inner wall of the pipe fitting has high strength and corrosion resistance by coating the corrosion-resistant coating, so that the service life of the pipe fitting is prolonged.
Wherein, the outer side of the outer wall of the straight-through pipe 2, which is close to the bolt 9, is provided with a storage groove 10, and the bolt 9 is positioned in the storage groove 10.
In this embodiment (as shown in fig. 2), by installing the storage slot 10, the bolt 9 can be prevented from protruding through the storage slot 10, so that the appearance of the pipe fitting is improved.
Wherein the contour of the groove 10 matches the contour of the ring block 4.
In the embodiment (as shown in fig. 1 and 2), the contour of the groove 10 is matched with the shape of the ring block 4, so that the generation of a gap can be avoided, and the shaking condition of the ring block 4 can be prevented.
The working principle is as follows: it should be noted that the utility model relates to a wear-resistant elbow pipe fitting, including elbow 1, straight pipe 2, sealing washer 3, annular block 4, recess 5, internal thread 6, seal groove 7, screw 8, bolt 9, put thing groove 10, the part is the component that general standard component or the skilled person in the art knows, its structure and principle all can be known through the technical manual or through the conventional test method to this technical staff, when a wear-resistant elbow pipe fitting uses, through installing seal groove 7, when elbow pipe fitting and external connecting pipe screwed joint are connected, place the sealed pad of external connecting pipe in seal groove 7, after fixing, the connecting pipe will seal the sealed pad pressfitting and seal in groove 7, thereby increase the contact surface of sealed pad, be used for promoting the sealed effect of connecting portion, through installing annular block 4 and bolt 9, in the long-term use of elbow pipe fitting, the internal thread 6 by the annular block 4 connects the intercommunication with external connecting pipe soon, when smooth silk situation appears in internal thread 6, can separate through bolt 9 and screw 8, can change annular block 4 and internal thread 6 alone, can solve elbow pipe fitting connecting thread smooth silk and need change whole group elbow pipe fitting problem, the cost is with low costs, the dismouting of being convenient for, and can reduce the pipe fitting and overhaul maintenance cost, the result of use is comparatively ideal.
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 wear-resisting type elbow pipe fitting which characterized in that: comprises an elbow (1);
the left side and the bottom of the elbow (1) are both provided with a straight-through pipe (2) in a communicated manner, the inner wall of one end, far away from the elbow (1), of the straight-through pipe (2) is provided with a groove (5), the groove (5) is an annular groove body, an annular block (4) is arranged in the groove (5), the inner wall of the annular block (4) is provided with an internal thread (6), the inner end, close to the annular block (4), of the groove (5) is provided with a sealing ring (3), the left side and the right side of the annular block (4) are both provided with screw holes (8), the outer side, close to the screw holes (8), of the straight-through pipe (2) is provided with a bolt (9), the bolt (9) penetrates through the straight-through pipe (2), and the;
the outer side of the outer end face of the straight-through pipe (2) close to the annular block (4) is provided with a sealing groove (7), and the sealing groove (7) is an annular groove body.
2. A wear-resistant elbow pipe fitting according to claim 1, wherein: the inner diameter of the annular block (4) is consistent with the inner diameter of the through opening of the straight-through pipe (2).
3. A wear-resistant elbow pipe fitting according to claim 1, wherein: the inner walls of the elbow (1), the straight-through pipe (2) and the annular block (4) are coated with anti-corrosion coatings, and the anti-corrosion coatings are made of epoxy resin materials.
4. A wear-resistant elbow pipe fitting according to claim 1, wherein: the outer side of the outer wall of the straight-through pipe (2) close to the bolt (9) is provided with a storage groove (10), and the bolt (9) is positioned in the storage groove (10).
5. A wear-resistant elbow pipe fitting according to claim 1, wherein: the outline of the groove (5) is matched with the outline of the annular block (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921676858.4U CN211040073U (en) | 2019-10-09 | 2019-10-09 | Wear-resisting type elbow pipe fitting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921676858.4U CN211040073U (en) | 2019-10-09 | 2019-10-09 | Wear-resisting type elbow pipe fitting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211040073U true CN211040073U (en) | 2020-07-17 |
Family
ID=71538548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921676858.4U Active CN211040073U (en) | 2019-10-09 | 2019-10-09 | Wear-resisting type elbow pipe fitting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211040073U (en) |
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2019
- 2019-10-09 CN CN201921676858.4U patent/CN211040073U/en active Active
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