CN215445417U - High-strength coating sealing hard tube fastener - Google Patents
High-strength coating sealing hard tube fastener Download PDFInfo
- Publication number
- CN215445417U CN215445417U CN202120704612.4U CN202120704612U CN215445417U CN 215445417 U CN215445417 U CN 215445417U CN 202120704612 U CN202120704612 U CN 202120704612U CN 215445417 U CN215445417 U CN 215445417U
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- CN
- China
- Prior art keywords
- connecting piece
- sealing
- channel
- groove
- nut sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 68
- 239000011248 coating agent Substances 0.000 title abstract description 5
- 238000000576 coating method Methods 0.000 title abstract description 5
- 229910052793 cadmium Inorganic materials 0.000 claims description 3
- 229910052725 zinc Inorganic materials 0.000 claims description 3
- 239000011701 zinc Substances 0.000 claims description 3
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 2
- 238000005253 cladding Methods 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 238000007747 plating Methods 0.000 description 4
- 229910001369 Brass Inorganic materials 0.000 description 2
- 239000010951 brass Substances 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
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Abstract
The utility model discloses a high-strength coating sealing hard tube fastener, which comprises a fastener body, wherein the fastener body comprises a first connecting piece and a second connecting piece with channels and a nut sleeve connected with the first connecting piece and the second connecting piece; one side of the first connecting piece is provided with a first threaded hole connected with the channel, the other side of the first connecting piece is provided with a limiting block and positioning grooves, the positioning grooves are annularly arranged on four sides of the channel, and the limiting block is positioned on the periphery of the outer side of the first connecting piece; one side of the second connecting piece is provided with a second threaded hole connected with the channel, the other side of the second connecting piece is provided with an external thread, a sealing groove and a positioning block, and the positioning block is arranged in the sealing groove. Compared with the prior art, the positioning block and the positioning groove can connect and position the first connecting piece and the second connecting piece, so that the nut sleeve is locked, and the influence on the connection between the first connecting piece and the second connecting piece caused by the rotation of the second connecting piece along with the nut sleeve is reduced.
Description
Technical Field
The utility model relates to the field of parts, in particular to a high-strength coating seal hard tube fastener.
Background
Fasteners are a very widely used class of mechanical parts for fastening connections. The fastener has wide application industries, including energy, electronics, electrical appliances, machinery, chemical industry, metallurgy, molds, hydraulic pressure and the like, and various fasteners can be seen on various machines, equipment, vehicles, ships, railways, bridges, buildings, structures, tools, instruments, chemical industry, instruments, supplies and the like, and are the most widely applied mechanical basic parts. It features various varieties and specifications, different functions and usages, and very high standardization, serialization and universalization degrees. Thus, one type of fastener that has a national standard is also referred to as a standard fastener, or simply a standard. At present, the existing fasteners for hard pipe have more defects, for example, when the pipe sealing joint is installed and fastened, the joint on one side of the pipe sealing joint is easy to rotate along with the tightening nut, which brings inconvenience to installation, in addition, leakage is easy to generate between the joints and at the joint with the pipe, the sealing effect is not good, and therefore, a high-strength plating layer hard pipe sealing fastener is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the problems in the prior art and provides a high-strength coating sealing hard tube fastener, which has the advantages of novel design, simple structure and convenient use, and compared with the prior art, the positioning block and the positioning groove arranged on the fastener can ensure that the first connecting piece and the second connecting piece are connected and positioned, so that the nut sleeve is locked, and the influence on the connection between the first connecting piece and the second connecting piece caused by the rotation of the second connecting piece along with the nut sleeve is reduced; and the sealing ring that sets up can increase the sealed between first connecting piece and the second connecting piece and with the pipeline between sealed, the seepage when reducing its use.
In order to achieve the technical purpose and achieve the technical effect, the utility model is realized by the following technical scheme:
a high-strength plating layer sealing hard tube fastener comprises a fastener body, wherein the fastener body comprises a first connecting piece and a second connecting piece with channels and a nut sleeve connected with the first connecting piece and the second connecting piece; one side of the first connecting piece is provided with a first threaded hole connected with the channel, the other side of the first connecting piece is provided with a limiting block and positioning grooves, the positioning grooves are annularly arranged on four sides of the channel, and the limiting block is positioned on the periphery of the outer side of the first connecting piece; a second threaded hole connected with the channel is formed in one side of the second connecting piece, an external thread, a sealing groove and a positioning block are arranged on the other side of the second connecting piece, the positioning block is arranged in the sealing groove and connected with the positioning groove, the sealing groove is formed in the periphery of the channel, and the external thread is arranged on the periphery of the outer side of the second connecting piece; one side of the nut sleeve is connected with the limiting block, and the other side of the nut sleeve is connected with the external threads. By adopting the technical scheme, the threaded holes on the first connecting piece and the second connecting piece are used for externally connecting pipelines; the nut sleeve is used for locking and fixing a first connecting piece and a second connecting piece which are externally connected; the joint of the first connecting piece and the second connecting piece is connected and positioned through the positioning block and the positioning groove, so that the second connecting piece can be effectively prevented from being followed when the nut sleeve is locked. Wherein the fastener body is made of high strength stainless steel or brass.
Preferably, first seal rings are arranged in the first threaded hole and the second threaded hole and are clamped around the bottoms of the first threaded hole and the second threaded hole; and a second sealing ring is arranged in the sealing groove, a clamping groove is arranged on the second sealing ring, and the clamping groove is connected with the positioning block. By adopting the technical scheme, the first sealing ring is used for screwing and sealing when the first threaded hole or the second threaded hole is externally connected with the pipe body; the second sealing ring is used for screwing and sealing the first connecting piece and the second connecting piece; the overall dimension of the second sealing ring is smaller than that of the sealing groove, so that the second sealing ring is convenient to screw and deform, and the clamping groove is mainly used for clamping the second sealing ring between the positioning blocks.
Preferably, a through hole is formed in the middle of the first sealing ring and the second sealing ring, and the diameter of the through hole is larger than that of the channel. By adopting the technical scheme, the through hole is deformed to block the channel when the pressing is performed.
Preferably, the surfaces of the first connecting piece, the second connecting piece and the nut sleeve are plated with a layer of electro-galvanized zinc or electro-cadmium. By adopting the technical scheme, the corrosion resistance of the connecting piece is improved.
Preferably, the first connecting piece, the second connecting piece and the nut sleeve are provided with hexagonal platforms. By adopting the technical scheme, the operation of the wrench is convenient.
The utility model has the beneficial effects that: compared with the prior art, the nut sleeve is convenient to lock, and the influence on the connection between the first connecting piece and the second connecting piece caused by the rotation of the second connecting piece along with the nut sleeve is reduced; and the sealing ring that sets up can increase the sealed between first connecting piece and the second connecting piece and with the pipeline between sealed, the seepage when reducing its use.
The foregoing is a summary of the present invention, and in order to provide a clear understanding of the technical means of the present invention and to be implemented in accordance with the present specification, the following is a detailed description of the preferred embodiments of the present invention with reference to the accompanying drawings. The detailed description of the present invention is given in detail by the following examples and the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the utility model without limiting the utility model. In the drawings:
FIG. 1 is a schematic view relating to the present invention;
FIG. 2 is a schematic view of a partial cross-sectional structure according to the present invention;
FIG. 3 is a side view of a first connector according to the present invention;
fig. 4 is a side view of a second connector according to the present invention.
In the figure: the structure comprises a first connecting piece 1, a second connecting piece 2, a nut sleeve 3, a first threaded hole 4, a limiting block 5, a positioning groove 6, a second threaded hole 7, an external thread 8, a sealing groove 9, a positioning block 10, a channel 11, a first sealing ring 12, a second sealing ring 13 and a hexagonal table 14.
Detailed Description
The utility model is further described with reference to the accompanying drawings in which:
referring to fig. 1 to 4, a high-strength plated sealing hard tube fastener comprises a fastener body, wherein the fastener body comprises a first connecting piece 1 and a second connecting piece 2 with a channel 11 and a nut sleeve 3 connected with the first connecting piece 1 and the second connecting piece 2; one side of the first connecting piece 1 is provided with a first threaded hole 4 connected with the channel 11, the other side of the first connecting piece 1 is provided with a limiting block 5 and a positioning groove 6, the positioning groove 6 is annularly arranged on four sides of the channel 11, and the limiting block 5 is positioned on the periphery of the outer side of the first connecting piece 1; a second threaded hole 7 connected with a channel 11 is formed in one side of the second connecting piece 2, an external thread 8, a sealing groove 9 and a positioning block 10 are formed in the other side of the second connecting piece, the positioning block 10 is arranged in the sealing groove 9 and connected with the positioning groove 6, the sealing groove 9 is arranged on the periphery of the channel 11, and the external thread 8 is arranged on the periphery of the outer side of the second connecting piece 2; one side of the nut sleeve 3 is connected with the limiting block 5, and the other side of the nut sleeve is connected with the external thread 8. By adopting the technical scheme, the threaded holes on the first connecting piece 1 and the second connecting piece 2 are used for externally connecting pipelines; the nut sleeve 3 is used for locking and fixing the first connecting piece 1 and the second connecting piece 2 which are externally connected; the joint of the first connecting piece 1 and the second connecting piece 2 is connected and positioned through the positioning block 10 and the positioning groove 6, so that the second connecting piece 2 can be effectively prevented from following when the nut sleeve 3 is locked. Wherein the fastener body is made of high strength stainless steel or brass.
Preferably, first seal rings 12 are arranged in the first threaded hole 4 and the second threaded hole 7, and the first seal rings 12 are clamped around the bottoms of the first threaded hole 4 and the second threaded hole 7; a second sealing ring 13 is arranged in the sealing groove 9, a clamping groove is formed in the second sealing ring 13, and the clamping groove is connected with the positioning block 10. By adopting the technical scheme, the first sealing ring 12 is used for screwing and sealing when the first threaded hole 4 or the second threaded hole 7 is externally connected with the pipe body; the second sealing ring 13 is used for screwing and sealing the first connecting piece 1 and the second connecting piece 2; the overall dimension of the second sealing ring 13 is smaller than that of the sealing groove 9, so that the second sealing ring is convenient to screw and deform, and the clamping groove is mainly used for clamping the second sealing ring 13 between the positioning blocks 10.
Preferably, a through hole is arranged between the first sealing ring 12 and the second sealing ring 13, and the diameter of the through hole is larger than that of the channel 11. By adopting the technical scheme, the through hole is deformed to block the channel 11 when the pressing is carried out.
Preferably, the surfaces of the first connecting piece 1, the second connecting piece 2 and the nut sleeve 3 are plated with a layer of electro-zinc plating or electro-cadmium plating. By adopting the technical scheme, the corrosion resistance of the connecting piece is improved.
Preferably, the first connector 1, the second connector 2 and the nut sleeve 3 are provided with a hexagonal table 14. By adopting the technical scheme, the operation of the wrench is convenient.
DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION
When the screw driver is used, the first sealing ring is firstly placed at the bottoms of the first screw hole and the second screw hole and is supported on the hole wall by the outer ring of the sealing ring; then, put into the seal groove with the second sealing washer, make the second sealing washer pass through the draw-in groove card on the locating piece. When the nut sleeve is used, the screw hole in the first connecting piece is locked on the pipeline on one side, then the screw hole in the second connecting piece is locked on the pipeline on the other side, then the positioning block in the second connecting piece is inserted into the positioning groove in the first connecting piece for positioning, and finally the nut sleeve pre-sleeved on the first connecting piece is screwed on the external thread of the second connecting piece, so that the first connecting piece and the second connecting piece are screwed, fixed and sealed.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (5)
1. The utility model provides a hard tube fastener is sealed to high strength cladding material, includes the fastener body, its characterized in that: the fastener body comprises a first connecting piece (1) and a second connecting piece (2) with a channel (11) and a nut sleeve (3) connected with the first connecting piece (1) and the second connecting piece (2); one side of the first connecting piece (1) is provided with a first threaded hole (4) connected with the channel (11), the other side of the first connecting piece is provided with a limiting block (5) and a positioning groove (6), the positioning groove (6) is annularly arranged on four sides of the channel (11), and the limiting block (5) is positioned on the periphery of the outer side of the first connecting piece (1); a second threaded hole (7) connected with the channel (11) is formed in one side of the second connecting piece (2), an external thread (8), a sealing groove (9) and a positioning block (10) are formed in the other side of the second connecting piece, the positioning block (10) is arranged in the sealing groove (9) and connected with the positioning groove (6), the sealing groove (9) is formed in the periphery of the channel (11), and the external thread (8) is formed in the periphery of the outer side of the second connecting piece (2); one side of the nut sleeve (3) is connected with the limiting block (5), and the other side of the nut sleeve is connected with the external thread (8).
2. The high strength coated hard tube sealing fastener as claimed in claim 1, wherein: a first sealing ring (12) is arranged in the first threaded hole (4) and the second threaded hole (7), and the first sealing ring (12) is clamped around the bottoms of the first threaded hole (4) and the second threaded hole (7); the sealing structure is characterized in that a second sealing ring (13) is arranged in the sealing groove (9), a clamping groove is formed in the second sealing ring (13), and the clamping groove is connected with the positioning block (10).
3. The high strength coated hard tube sealing fastener as claimed in claim 2, wherein: a through hole is formed in the middle of the first sealing ring (12) and the second sealing ring (13), and the diameter of the through hole is larger than that of the channel (11).
4. The high strength coated hard tube sealing fastener as claimed in claim 1, wherein: the surfaces of the first connecting piece (1), the second connecting piece (2) and the nut sleeve (3) are plated with a layer of electro-galvanized zinc or electro-cadmium.
5. The high strength coated hard tube sealing fastener as claimed in claim 1, wherein: and the first connecting piece (1), the second connecting piece (2) and the nut sleeve (3) are provided with a hexagonal table (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120704612.4U CN215445417U (en) | 2021-04-07 | 2021-04-07 | High-strength coating sealing hard tube fastener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120704612.4U CN215445417U (en) | 2021-04-07 | 2021-04-07 | High-strength coating sealing hard tube fastener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215445417U true CN215445417U (en) | 2022-01-07 |
Family
ID=79703942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120704612.4U Expired - Fee Related CN215445417U (en) | 2021-04-07 | 2021-04-07 | High-strength coating sealing hard tube fastener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215445417U (en) |
-
2021
- 2021-04-07 CN CN202120704612.4U patent/CN215445417U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220107 |