CN217682690U - Combined screw structure with sealing gasket - Google Patents
Combined screw structure with sealing gasket Download PDFInfo
- Publication number
- CN217682690U CN217682690U CN202123036978.8U CN202123036978U CN217682690U CN 217682690 U CN217682690 U CN 217682690U CN 202123036978 U CN202123036978 U CN 202123036978U CN 217682690 U CN217682690 U CN 217682690U
- Authority
- CN
- China
- Prior art keywords
- annular
- mounting groove
- sealing gasket
- fastening
- fixing 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.)
- Active
Links
Images
Landscapes
- Gasket Seals (AREA)
Abstract
The utility model relates to a combined screw structure with a sealing gasket, which comprises a fastening cap and a fastening rod, wherein one side of the fastening cap is fixedly connected with a fixing sleeve, one end of the fixing sleeve is opened, one end of the fastening rod is inserted into the fixing sleeve, a bar-shaped mounting groove is arranged on the end face of the other end of the fastening rod, and a drilling reinforcing plate is arranged in the bar-shaped mounting groove; a first annular mounting groove is formed in the fastening cap, a second annular mounting groove communicated with the first annular mounting groove is formed in one side of the first annular mounting groove, and the second annular mounting groove extends to the bottom surface of the fastening cap; a sealing gasket assembly is arranged at the bottom of the fastening cap, the sealing gasket assembly comprises a first annular sealing gasket and a second annular sealing gasket which are connected with each other, the first annular sealing gasket is clamped in the first annular mounting groove, the second annular sealing gasket is clamped in the second annular mounting groove, and one side of the second annular sealing gasket protrudes out of the bottom surface of the fastening cap; the sealing gasket assembly is firmly connected with the fastening cap, and the problem of losing the sealing gasket assembly cannot occur.
Description
Technical Field
The utility model belongs to the technical field of the fastener structure and specifically relates to a combination formula screw rod structure of sealed pad in area is related to.
Background
The fastener is a mechanical part which is used for fastening connection and has extremely wide application. The fastener has wide application industries, including energy, electronics, electrical appliances, machinery, chemical industry, metallurgy, dies, 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.
When the fastening piece is connected with a box body filled with high-pressure medium, the requirement on the sealing performance of the contact position of a fastening cap and the box body is very high, if a tiny gap exists, the high-pressure medium in the box body easily overflows from the contact gap, so that the medium leakage problem occurs, the conventional fastening piece generally directly sleeves a sealing ring on a fastening rod, and the sealing ring is lost when in actual use;
the fastener is according to the degree of depth of equipment casing, the anchorage bar that needs to select corresponding length, and present fastener generally is the specification of different length, and moreover, fastening cap and anchorage bar integrated into one piece are inconvenient to carry out specification transformation before the construction. In addition, the end of the prior art fastener is generally frustoconical, and such fasteners are only suitable for fixedly connecting with a threaded hole and have poor drilling or reaming capabilities.
Disclosure of Invention
The utility model aims at providing a combined screw rod structure with a sealing gasket for solving the defects existing in the prior art.
In order to realize the purpose, the utility model discloses a technical scheme as follows:
a combined screw structure with a sealing gasket comprises a fastening cap and a fastening rod, wherein one side of the fastening cap is fixedly connected with a fixing sleeve, one end of the fixing sleeve is open, one end of the fastening rod is inserted into the fixing sleeve, a strip-shaped mounting groove is formed in the end face of the other end of the fastening rod, and a drilling reinforcing plate is arranged in the strip-shaped mounting groove;
a first annular mounting groove is formed in the fastening cap, a second annular mounting groove communicated with the first annular mounting groove is formed in one side of the first annular mounting groove, and the second annular mounting groove extends to the bottom surface of the fastening cap;
the bottom installation sealing gasket subassembly of fastening cap, the sealed subassembly of filling up includes interconnect's first annular packing pad and second annular packing pad, and first annular packing pad block is in first annular mounting groove, and the second annular packing pad block is in second annular mounting groove, and the bottom surface protrusion of fastening cap is followed to one side of second annular packing pad.
Further, the thickness of the second annular sealing gasket is larger than the depth of the second annular mounting groove.
Further, the drilling reinforcing plate is arranged in the strip-shaped mounting groove and welded with the fastening rod.
Further, have the grafting section on the anchorage bar, in the grafting section of anchorage bar stretched into fixed cover, the anchorage bar welded with fixed cover, the global of anchorage bar flushed with fixed cover global.
Further, the first annular sealing gasket and the second annular sealing gasket are integrally formed, and the first annular sealing gasket and the second annular sealing gasket are made of rubber or metal.
Furthermore, the top of the fastening cap is provided with an inner hexagonal hole.
Further, the fastening cap and the fixing sleeve are integrally formed, and the inserting section and the fastening rod are integrally formed.
The utility model has the advantages that: the sealing gasket assembly of the fastener comprises a first annular sealing gasket and a second annular sealing gasket which are mutually connected, and the first annular sealing gasket is clamped in a first annular mounting groove of a fastening cap, so that the sealing gasket assembly is firmly connected with the fastening cap, the sealing gasket assembly cannot be lost, and after the fastener is mounted, the bottom surface of the second annular sealing gasket is in contact with the surface of external equipment, so that the sealing effect is achieved;
one side of a fastening cap of the structure is fixedly connected with a fixing sleeve, one end of the fixing sleeve is provided with an opening, an inserting section is arranged on a fastening rod, the inserting section of the fastening rod extends into the fixing sleeve, the fastening rod is welded with the fixing sleeve, the peripheral surface of the fastening rod is flush with the peripheral surface of the fixing sleeve, the depth of the fastening rod inserted into the fixing sleeve is controllable, and the inserting section is inserted into the fixing sleeve for welding and fixing;
in addition, be equipped with the bar mounting groove on the terminal surface of anchorage bar one end, be equipped with the drilling reinforcing plate in the bar mounting groove, drilling reinforcing plate and anchorage bar welding, the bottom surface of drilling reinforcing plate is the arcwall face, and when the fastener need drill or ream, directly at the tip installation drilling reinforcing plate of anchorage bar, the fastener is at the in-process of screwing, and the drilling reinforcing plate of anchorage bar tip has played fine drilling, reaming effect.
Drawings
FIG. 1 is a schematic view of the present invention;
fig. 2 is an assembly diagram of the present invention.
Detailed Description
As shown in fig. 1 and fig. 2, a combined screw rod structure with a sealing gasket comprises a fastening cap 1 and a fastening rod 2, wherein one side of the fastening cap 1 is fixedly connected with a fixing sleeve 3, one end of the fixing sleeve 3 is opened, a bar-shaped mounting groove 4 is formed in one end face of the fastening rod 2, a drilling reinforcing plate 5 is arranged in the bar-shaped mounting groove 4, the drilling reinforcing plate 5 is arranged in the bar-shaped mounting groove 4, and the drilling reinforcing plate 5 is welded with the fastening rod 2.
Further, have grafting section 6 on the anchorage bar 2, in the grafting section 6 of anchorage bar 2 stretched into fixed cover 3, anchorage bar 2 welded with fixed cover 3, the global of anchorage bar 2 flushed with fixed cover 3 global.
In this embodiment, the bottom surface of drilling reinforcing plate 5 is the arcwall face, and hexagonal hole 7 in being equipped with at the top of fastening cap 1, through hexagonal hole 7 convenient rotatory fastening cap 1 in, in addition, fastening cap 1 and fixed cover 3 integrated into one piece, grafting section 6 and anchorage bar 2 integrated into one piece.
As a further improvement of the present invention, a first annular mounting groove 8 is provided inside the fastening cap 1, a second annular mounting groove 9 communicated with the first annular mounting groove 8 is provided on one side of the first annular mounting groove 8, and the second annular mounting groove 9 extends to the bottom surface of the fastening cap 1;
fastening cap 1's bottom installation gasket subassembly, the gasket subassembly includes interconnect's first annular packing pad 10 and second annular packing pad 11, first annular packing pad 10 block is in first annular mounting groove 8, second annular packing pad 11 block is in second annular mounting groove 9, the thickness of second annular packing pad 11 is greater than the degree of depth of second annular mounting groove 9, the bottom surface protrusion of fastening cap 1 is followed to one side of second annular packing pad 11, first annular packing pad 10 and second annular packing pad 11 integrated into one piece, the material of first annular packing pad 10 and second annular packing pad 11 is rubber or metal, because first annular packing pad 10 block is in fastening cap 1's first annular mounting groove 8, the gasket subassembly is firm in connection with fastening cap 1, the problem that falls can not appear in the gasket subassembly, after the fastener is installed, the surface contact of second annular packing pad 11's bottom surface and external equipment, thereby play sealed effect.
To sum up, one side of the fastening cap 1 of the structure is fixedly connected with a fixing sleeve 3, one end of the fixing sleeve 3 is opened, the fastening rod 2 is provided with an inserting section 6, the inserting section 6 of the fastening rod 2 extends into the fixing sleeve 3, the fastening rod 2 is welded with the fixing sleeve 3, the peripheral surface of the fastening rod 2 is flush with the peripheral surface of the fixing sleeve 3, the depth of the fastening rod 2 inserted into the fixing sleeve 3 is controllable, and the inserting section 6 is inserted into the fixing sleeve 3 for welding and fixing, so that the combined structure is convenient for controlling the whole length of the fastener and is suitable for fastening requirements of different working conditions;
in addition, be equipped with bar mounting groove 4 on the terminal surface of 2 one ends of anchorage bar, be equipped with drilling reinforcing plate 5 in the bar mounting groove 4, drilling reinforcing plate 5 and 2 welding of anchorage bar, the bottom surface of drilling reinforcing plate 5 is the arcwall face, when the fastener need drill or ream, directly at the tip installation drilling reinforcing plate 5 of anchorage bar 2, the fastener is at the in-process of screwing, the drilling reinforcing plate 5 of 2 tip of anchorage bar has played fine drilling, reaming effect.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. A combined screw structure with a sealing gasket comprises a fastening cap and a fastening rod, and is characterized in that one side of the fastening cap is fixedly connected with a fixing sleeve, one end of the fixing sleeve is open, one end of the fastening rod is inserted into the fixing sleeve, a strip-shaped mounting groove is formed in the end face of the other end of the fastening rod, and a drilling reinforcing plate is arranged in the strip-shaped mounting groove;
a first annular mounting groove is formed in the fastening cap, a second annular mounting groove communicated with the first annular mounting groove is formed in one side of the first annular mounting groove, and the second annular mounting groove extends to the bottom surface of the fastening cap;
the bottom installation sealing gasket subassembly of fastening cap, the sealed subassembly of filling up includes interconnect's first annular packing pad and second annular packing pad, and first annular packing pad block is in first annular mounting groove, and the second annular packing pad block is in second annular mounting groove, and the bottom surface protrusion of fastening cap is followed to one side of second annular packing pad.
2. The gasket-equipped screw structure according to claim 1, wherein the thickness of the second annular gasket is larger than the depth of the second annular installation groove.
3. The gasket-equipped modular screw structure according to claim 1, wherein the drill reinforcing plate is installed in the strip-shaped installation groove, and the drill reinforcing plate is welded to the fastening rod.
4. The combined screw structure with a sealing gasket according to claim 1, wherein the fastening rod has an insertion section, the insertion section of the fastening rod extends into the fixing sleeve, the fastening rod is welded to the fixing sleeve, and the peripheral surface of the fastening rod is flush with the peripheral surface of the fixing sleeve.
5. The combined screw structure with the sealing gasket according to claim 4, wherein the first annular sealing gasket and the second annular sealing gasket are integrally formed, and the first annular sealing gasket and the second annular sealing gasket are made of rubber or metal.
6. The combined screw structure with a sealing gasket according to claim 4, wherein the top of the fastening cap is provided with a hexagon socket.
7. The screw structure with a packing according to claim 4, wherein the fastening cap is integrally formed with the fixing bushing, and the insertion section is integrally formed with the fastening rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123036978.8U CN217682690U (en) | 2021-12-06 | 2021-12-06 | Combined screw structure with sealing gasket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123036978.8U CN217682690U (en) | 2021-12-06 | 2021-12-06 | Combined screw structure with sealing gasket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217682690U true CN217682690U (en) | 2022-10-28 |
Family
ID=83702562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123036978.8U Active CN217682690U (en) | 2021-12-06 | 2021-12-06 | Combined screw structure with sealing gasket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217682690U (en) |
-
2021
- 2021-12-06 CN CN202123036978.8U patent/CN217682690U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111649052B (en) | Fastener convenient to change spare part | |
| CN217682690U (en) | Combined screw structure with sealing gasket | |
| CN217682691U (en) | Combined screw structure with sealing boss | |
| CN202001696U (en) | Complete welding ball valve with wedge-type multi-seal welding valve neck | |
| CN213870650U (en) | Bolt fastener with explosion-proof function | |
| CN208630327U (en) | A kind of tailgate strut mounting bracket and automobile | |
| CN212154700U (en) | Float valve special for over-drilling rod well logging | |
| CN215673103U (en) | Thin type leakage-proof fastener | |
| CN211202525U (en) | Fastening head for connecting environmental protection equipment | |
| CN218625010U (en) | High-wear-resistance antirust fastener | |
| CN220218254U (en) | Batch head assembly with wide application range | |
| CN216044929U (en) | Anti-loosening automobile fastener | |
| CN213498857U (en) | A auxiliary fixtures for fastener installation | |
| CN218217932U (en) | Electronic product fastener with sealing structure | |
| CN220533038U (en) | Inversion shaft of electric hand drill | |
| CN112502629B (en) | Straight flute drill bit | |
| CN220922292U (en) | Front cylinder assembly of large electric pick | |
| CN215804462U (en) | Grout stop plug assembly, grout stop plug set and anchor bolt supporting unit | |
| CN220622420U (en) | Steel construction building seals anticorrosive bolt | |
| CN218440194U (en) | High-stability connecting rod ball head | |
| CN210949446U (en) | Fastening device | |
| CN211649432U (en) | Pipe joint | |
| CN217682715U (en) | Double-sealing screw structure | |
| CN210949445U (en) | Fastening device | |
| CN212899325U (en) | Fastener for high-precision mechanical assembly |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |