CN212407904U - End face sealing tool joint - Google Patents
End face sealing tool joint Download PDFInfo
- Publication number
- CN212407904U CN212407904U CN202020978827.0U CN202020978827U CN212407904U CN 212407904 U CN212407904 U CN 212407904U CN 202020978827 U CN202020978827 U CN 202020978827U CN 212407904 U CN212407904 U CN 212407904U
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- nut
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Abstract
The utility model discloses an end face sealing tool joint, which comprises an upper joint, wherein a lower joint is arranged in the inner sleeve of the upper joint, an upper through hole is arranged at the center of the upper joint, a lower through hole is arranged at the center of the joint, the upper through hole and the lower through hole are communicated, the lower joint is fixedly connected with the upper joint through an upper nut, a thread surface is processed at the periphery of the upper joint, the upper nut is in threaded connection with the periphery of the upper joint, a first outer round platform is processed at the periphery of the upper part of the lower joint along the circumferential direction, the top surface of the first outer round platform is butted against the bottom of the upper joint, the bottom of the upper nut extends towards the center to form an inner round platform, the top surface of the inner round platform is butted against the bottom of the first outer round platform, a first annular groove is processed at a position close to the inner round platform on the inner wall of the upper nut, a first sealing ring is arranged, long service life and low cost.
Description
Technical Field
The utility model relates to a connect, in particular to end face seal frock connects.
Background
In the manufacturing process of the solar cell panel, silver paste needs to be printed on a positive electric field and aluminum paste needs to be printed on a back electric field. The screen printing has the characteristics of low cost, stable technology and the like and is widely applied to the printing of positive and negative electric fields of the solar cell panel. The uniformity of the silver and aluminum paste directly influences the quality of the front and back electric field printing of the solar cell, so the silver and aluminum paste is generally required to be uniformly stirred before the front and back electric field screen printing of the solar cell is carried out; the existing silver pulp machine joint adopts a subdata joint commonly used in the market, and has the defects that a spring reset mechanism is arranged in the subdata joint, and the silver pulp machine frequently needs to move quickly on a plane in the using process, so that the sealing failure of the position of an internal spring is easily caused by the quick movement, the service life of the silver pulp machine is greatly reduced, and the cost is increased.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a face seal frock connects, prolongs its life, reduce cost.
The purpose of the utility model is realized like this: an end face sealing tool joint comprises an upper joint, a lower joint is sleeved in the upper joint, an upper through hole is arranged in the center of the upper joint, a lower through hole is arranged in the center of the joint, the upper through hole is communicated with the lower through hole, the lower joint is fixedly connected with the upper joint through an upper nut, the periphery of the upper joint is provided with a thread surface, the upper nut is connected with the periphery of the upper joint in a threaded manner, a first outer round table is processed on the periphery of the upper part of the lower joint along the circumferential direction of the lower joint, the top surface of the first outer round table is abutted against the bottom of the upper joint, the bottom of the upper nut extends towards the center of the upper nut to form an inner round table, the top surface of the inner round table is abutted against the bottom of the first outer round table, a first annular groove is machined in the position, close to the inner circular table, on the inner wall of the upper nut, a first sealing ring is arranged in the first annular groove, and the first sealing ring forms end face sealing between the first outer circular table and the inner circular table.
Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model discloses a use outer nut cooperation top connection periphery's nut face with the lower clutch crimping in the top connection, remove the spring structure of inside in the past, strengthen the leakproofness, make it when following silver thick liquid machine fast migration, can not receive the influence, solve the material socle portion thick liquids dry and knot inflation when manual operation reloads, can't insert the problem of joint fast to prolong the life of joint, reduce cost; meanwhile, the sealing performance is further enhanced by the end face sealing mode.
In order to make the top connection more convenient with being connected of silver thick liquid machine, the leakproofness is better, go up the through-hole including first hole portion, second hole portion and the third hole portion of from top to bottom inequality, first hole portion and silver thick liquid machine welding, second hole portion and lower clutch intercommunication, the setting of third hole portion is inserted to the lower clutch upper end, and first hole portion diameter is greater than second hole portion diameter, and third hole portion diameter is greater than first hole portion diameter, third hole portion inner wall has the second ring channel with second hole portion junction processing, be provided with the second sealing washer in the second ring channel, the crimping of second sealing washer between second hole portion bottom surface and lower clutch top, the second sealing washer forms the end face seal between second hole portion bottom surface and the lower clutch top.
As the utility model discloses a further inject, the lower part periphery of lower clutch has the outer round platform of second along its circumference processing, and the lower clutch periphery below the second round platform is equipped with the frustum that is used for the cover to establish the hose, the outer round platform periphery processing of second has the screw thread face, and threaded connection has the lower nut that is used for compressing tightly the hose on the frustum. The adapter has been saved in this design, uses nimble convenience more.
Drawings
Fig. 1 is a schematic view of the three-dimensional structure of the present invention.
Fig. 2 is a cross-sectional view of the present invention.
Fig. 3 is a cross-sectional view of the middle upper joint of the present invention.
Fig. 4 is a usage state diagram of the present invention.
The sealing device comprises an upper joint 1, an upper through hole 11, a first hole 111, a second hole 112, a third hole 113, a second annular groove 12, an upper nut 2, an inner circular table 21, a first annular groove 22, a lower joint 3, a first outer circular table 31, a lower through hole 32, a second outer circular table 33, a cone table 34, a second sealing ring 4, a first sealing ring 5, a lower nut 6 and a hose 7.
Detailed Description
As shown in fig. 1-4, an end face sealing tool joint comprises an upper joint 1, a lower joint 3 is sleeved in the upper joint 1, an upper through hole 11 is formed in the center of the upper joint 1, a lower through hole 32 is formed in the center of the lower joint 3, the upper through hole 11 is communicated with the lower through hole 32, the lower joint 3 is fixedly connected with the upper joint 1 through an upper nut 2, a thread surface is formed on the periphery of the upper joint 1, the upper nut 2 is in threaded connection with the periphery of the upper joint 1, a first outer circular truncated cone 31 is formed on the periphery of the upper portion of the lower joint 3 along the circumferential direction of the upper portion of the lower joint, the top surface of the first outer circular truncated cone 31 abuts against the bottom of the upper joint 1, the bottom of the upper nut 2 extends towards the center to form an inner circular truncated cone 21, the top surface of the inner circular truncated cone 21 abuts against the bottom of the first outer circular truncated cone 31, a first annular groove 22, the first sealing ring 5 forms an end face seal between the first outer circular table 31 and the inner circular table 21.
The upper through hole 11 comprises a first hole part 111, a second hole part 112 and a third hole part 113 with different diameters from top to bottom, the first hole part 111 is welded with the silver paste machine, the second hole part 112 is communicated with the lower connector 3, the upper end of the lower connector 3 is inserted into the third hole part 113, the diameter of the first hole part 111 is larger than that of the second hole part 112, the diameter of the third hole part 113 is larger than that of the first hole part 111, a second annular groove 12 is processed at the joint of the inner wall of the third hole part 113 and the second hole part 112, a second sealing ring 4 is arranged in the second annular groove 12, the second sealing ring 4 is pressed between the bottom surface of the second hole part 112 and the top surface of the lower connector 3, the second sealing ring 4 forms an end surface seal between the bottom surface of the second hole part 112 and the top of the lower connector 3, a second outer circular table 33 is processed along the circumferential direction of the lower part of the lower connector 3, and a frustum, the second outer circular truncated cone 33 has a threaded surface formed on the outer periphery thereof, and a lower nut 6 for pressing the hose 7 against the truncated cone 34 is screwed thereto.
The present invention is not limited to the above embodiments, and based on the technical solutions disclosed in the present invention, those skilled in the art can make some replacements and transformations for some technical features without creative labor according to the disclosed technical contents, and these replacements and transformations are all within the protection scope of the present invention.
Claims (3)
1. The end face sealing tool joint is characterized by comprising an upper joint, wherein a lower joint is arranged in the upper joint in a sleeved mode, an upper through hole is formed in the center of the upper joint, a lower through hole is formed in the center of the lower joint, the upper through hole is communicated with the lower through hole, the lower joint is fixedly connected with the upper joint through an upper nut, a threaded surface is machined on the periphery of the upper joint, the upper nut is in threaded connection with the periphery of the upper joint, a first outer circular table is machined on the periphery of the upper portion of the lower joint along the circumferential direction of the lower joint, the top surface of the first outer circular table abuts against the bottom of the upper joint, the bottom of the upper nut extends towards the center of the upper nut to form an inner circular table, the top surface of the inner circular table abuts against the bottom of the first outer circular table, a first annular groove is machined on the inner wall of the upper nut and is close to the position, the first sealing ring forms end face sealing between the first outer circular table and the inner circular table.
2. The end face sealing tool joint according to claim 1, wherein the upper through hole comprises a first hole portion, a second hole portion and a third hole portion which are different in diameter from top to bottom, the first hole portion is welded with a silver paste machine, the second hole portion is communicated with the lower connector, the upper end of the lower connector is inserted into the third hole portion, the diameter of the first hole portion is larger than that of the second hole portion, the diameter of the third hole portion is larger than that of the first hole portion, a second annular groove is processed at the joint of the inner wall of the third hole portion and the second hole portion, a second sealing ring is arranged in the second annular groove, the second sealing ring is pressed between the bottom face of the second hole portion and the top face of the lower connector, and the second sealing ring forms end face sealing between the bottom face of the second hole portion and the top face of the lower.
3. The end face sealing tool joint according to claim 2, wherein a second outer circular truncated cone is machined on the periphery of the lower portion of the lower joint along the circumferential direction of the lower joint, a frustum for sleeving the hose is arranged on the periphery of the lower joint below the second circular truncated cone, a threaded surface is machined on the periphery of the second outer circular truncated cone, and a lower nut for pressing the hose on the frustum is in threaded connection with the threaded surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020978827.0U CN212407904U (en) | 2020-06-02 | 2020-06-02 | End face sealing tool joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020978827.0U CN212407904U (en) | 2020-06-02 | 2020-06-02 | End face sealing tool joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212407904U true CN212407904U (en) | 2021-01-26 |
Family
ID=74409252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020978827.0U Active CN212407904U (en) | 2020-06-02 | 2020-06-02 | End face sealing tool joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212407904U (en) |
-
2020
- 2020-06-02 CN CN202020978827.0U patent/CN212407904U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |