CN219473051U - High sealing performance tetrafluoro screwed joint - Google Patents

Abstract

The utility model discloses a high-sealing-performance tetrafluoro threaded joint which comprises a male joint and a protruding block, wherein the lower end of the male joint is provided with a protruding ring, the lower end of the protruding ring is provided with a connecting cylinder, the inner wall of the connecting cylinder is provided with internal threads, the inner side of the internal threads is provided with an external thread head, the top end of the external thread head is externally provided with a first sealing ring, the protruding block is positioned at the upper end of the first sealing ring, the lower side of the connecting cylinder is provided with a second sealing ring, the left side and the right side of the second sealing ring are provided with limiting components for limiting and fixing the connected tetrafluoro threaded joint, the lower side of the limiting components is provided with a female joint, and the surface of the female joint is provided with a sliding groove. This high leakproofness can improve tetrafluoro screwed joint junction's leakproofness through adopting the setting of first sealing washer and second sealing washer, prevents that it from appearing leaking the phenomenon in the in-process of using.

Description

High sealing performance tetrafluoro screwed joint

Technical Field

The utility model relates to the technical field of tetrafluoro threaded joints, in particular to a tetrafluoro threaded joint with high sealing performance.

Background

The polytetrafluoroethylene joint is widely applied to the fields of machinery, chemical industry, aviation, electric and electronic industry, national defense industry, advanced technology, medical and health, electric insulation and the like.

The tetrafluoro threaded joint in the market has poor sealing performance in the use process, so that the problem of leakage at the joint of the joint is caused.

In view of the above, research and improvement have been made to solve the problems of the prior art, and a tetrafluoro threaded joint having high sealing performance has been proposed to achieve the purpose of more practical value.

Disclosure of Invention

The utility model aims to provide a tetrafluoro threaded joint with high sealing performance, so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a high sealing performance tetrafluoro screwed joint, includes male joint and protruding piece, the lower extreme of male joint is provided with protruding ring, and the lower extreme of protruding ring installs the connecting cylinder, the inner wall of connecting cylinder is provided with the internal thread, the external screw thread head is installed to the inboard of internal thread, the top externally mounted of external screw thread head has first sealing washer, protruding piece is located the upper end of first sealing washer, the downside of connecting cylinder is provided with the second sealing washer, and the spacing subassembly that is used for spacing fixed to the tetrafluoro screwed joint after connecting is installed to the left and right sides of second sealing washer, the downside of spacing subassembly is provided with female joint, and the spout has been seted up on female joint's surface.

Further, the limiting assembly comprises a fixing ring and a first mounting seat, and the first mounting seat is arranged at the left end and the right end of the fixing ring.

Further, spacing subassembly still includes second mount pad and bolt, the top of first mount pad is provided with the second mount pad, and the inside of first mount pad and second mount pad is run through there is the bolt.

Further, a positioning block is arranged in the middle of the lower end of the fixing ring, and auxiliary components for conveniently fastening the male connector and the female connector are arranged on the left side and the right side of the lower end of the fixing ring.

Further, the auxiliary assembly comprises a fixed block and a thread groove, and the thread groove is formed in the surface of the fixed block.

Further, the auxiliary assembly further comprises a threaded column and a connecting rod, the threaded column is arranged in the threaded groove, and the connecting rod is installed at the end part of the threaded column.

Further, the silicon carbide layer is arranged on the outer surface of the male connector, and the vertical central axis of the male connector coincides with the vertical central axis of the protruding ring.

The utility model provides a high-sealing-performance tetrafluoro threaded joint, which has the following beneficial effects: this high leakproofness can improve the leakproofness of tetrafluoro screwed joint junction through the setting that adopts first sealing washer and second sealing washer, prevents that it from leaking the phenomenon in the in-process that uses, and the phenomenon that the tetrafluoro screwed joint junction takes place to become flexible after spacing subassembly's installation can avoid connecting to influence its result of use, and auxiliary assembly's setting facilitates the user to fix male joint and female joint together, can save certain strength through its structure and trouble when installing.

1. According to the utility model, the arrangement of the first sealing ring and the second sealing ring can utilize the threaded connection structure of the internal thread and the external thread head, so that the sealing property of the joint of the tetrafluoro threaded joint can be improved, the leakage phenomenon can be prevented, the limit component can be mounted by utilizing the connection structure of the bolt, the first mounting seat and the second mounting seat, and the connected male joint and female joint can be limited and fixed, so that the loosening phenomenon of the tetrafluoro threaded joint in the use process can be avoided, and the sealing property can be influenced.

2. According to the utility model, the fixing ring is conveniently installed and fixed or detached through the arrangement of the sliding groove and the positioning block, so that the flexibility of the structure is improved, the auxiliary assembly can be installed by utilizing the threaded connection of the threaded groove and the threaded column, and the connecting rod can be connected with the fixing block, so that a user can conveniently connect the male joint with the female joint to provide an application point for the male joint and the female joint, the trouble in fixing is reduced, the arrangement of the silicon carbide layer can improve the wear resistance of the tetrafluoro threaded joint, the abrasion caused by external factors can be reduced, and the service life of the tetrafluoro threaded joint is prolonged.

Drawings

FIG. 1 is a schematic diagram of the overall front view of a high-tightness tetrafluoro threaded joint according to the present utility model;

FIG. 2 is a schematic diagram of a female joint partially side-looking configuration of a high-tightness tetrafluoro threaded joint according to the present utility model;

fig. 3 is a schematic top view of a male joint of the high-sealing-performance tetrafluoro threaded joint according to the present utility model.

In the figure: 1. a male connector; 2. a protruding ring; 3. a connecting cylinder; 4. an internal thread; 5. a female joint; 6. an external thread head; 7. a first seal ring; 8. a protruding block; 9. a limit component; 901. a fixing ring; 902. a first mount; 903. a second mounting base; 904. a bolt; 10. a second seal ring; 11. a chute; 12. a positioning block; 13. an auxiliary component; 1301. a fixed block; 1302. a thread groove; 1303. a threaded column; 1304. a connecting rod; 14. a silicon carbide layer.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

As shown in fig. 1, a high sealing performance tetrafluoro screwed joint, including pin 1 and bulge block 8, pin 1's lower extreme is provided with bulge loop 2, and the connecting cylinder 3 is installed to bulge loop 2's lower extreme, the inner wall of connecting cylinder 3 is provided with internal thread 4, the external screw thread head 6 is installed to the inboard of internal thread 4, the top external mounting of external screw thread head 6 has first sealing washer 7, bulge block 8 is located the upper end of first sealing washer 7, the downside of connecting cylinder 3 is provided with second sealing washer 10, the setting up of first sealing washer 7 and second sealing washer 10 can utilize the screwed connection structure of internal thread 4 and external screw thread head 6, make the sealing washer can receive the compression deformation, can improve the leakproofness of tetrafluoro screwed joint junction like this, prevent its phenomenon of leakage, and the limit component 9 that is used for spacing fixed to tetrafluoro screwed joint after connecting is installed to the left and right sides of second sealing washer 10, the downside of limit component 9 is provided with female joint 5, and female joint 5's surface opening has spout 11, limit component 9 includes retainer ring and first mount 903, the left and right side retainer ring 901 is provided with second mount 903, can be fixed with the limit bolt 904 in the second mount 903, the second mount 903 and the second mount base 904 is installed to the second mount base 904, can be used for the effect on the second mount base 904, can be fixed with the second mount base 904, the effect is easy to install the plug 904, and the plug is installed in the second mount base 903, can be used to install the plug mount joint 904, can be used in the plug mount joint is easy.

As shown in fig. 2-3, the middle part of the lower end of the fixing ring 901 is provided with a positioning block 12, the sliding groove 11 and the positioning block 12 are arranged to facilitate the installation and the disassembly of the fixing ring 901, so that the flexibility of the structure is improved, the left side and the right side of the lower end of the fixing ring 901 are provided with auxiliary components 13 for conveniently fastening the male connector 1 and the female connector 5, the auxiliary components 13 comprise a fixing block 1301 and a thread groove 1302, the surface of the fixing block 1301 is provided with the thread groove 1302, the auxiliary components 13 further comprise a thread column 1303 and a connecting rod 1304, the inside of the thread groove 1302 is provided with the thread column 1303, the end part of the thread column 1303 is provided with the connecting rod 1304, the installation of the auxiliary components 13 can utilize the thread groove 1302 to be connected with the thread of the thread column 1303, the connecting rod 1304 can be connected with the fixing block 1301, so that a user can connect the male connector 1 and the female connector 5 together, the trouble in fastening is reduced, the external surface of the male connector 1 is provided with a silicon carbide layer 14, the vertical axis of the male connector 1 coincides with the vertical axis of the male connector 2, the silicon carbide layer 14 can improve the tetrafluoro thread performance, the wear resistance of the four-resistant joint can be reduced, and the service life of the external thread is prolonged.

In summary, according to the structure shown in fig. 1-3, when in use, the female joint 5 is threaded into the male joint 1 from the end with the protruding ring 2, then one end of the female joint 5 is exposed from the other end of the male joint 1, the positioning block 12 on the fixing ring 901 can be aligned with the sliding groove 11 on the female joint 5, the fixing ring 901 can be sleeved outside the female joint 5, the connecting rod 1304 can be fixed on the fixing block 1301 of the fixing ring 901 by using the threaded connection of the threaded groove 1302 and the threaded column 1303 after the fixing ring is sleeved, then one hand can hold the male joint 1 to be fixed, the other hand can hold the connecting rod 1304 and rotate the connecting rod 1304, the external threaded head 6 on the female joint 5 can be in threaded connection with the internal threads 4 in the connecting cylinder 3 on the male joint 1 through rotation, so that the two can be fixed together, through the structure, a certain strength and trouble in installation can be saved, when the male connector is screwed fast, the protruding block 8 on the external thread head 6 can enter the protruding ring 2 of the male connector 1, at the moment, the first sealing ring 7 can better contact with the inside of the protruding ring 2 under the action of the protruding ring 2, so that the tightness of the tetrafluoro thread connector can be improved, when the male connector 1 and the female connector 5 are completely fixed together, the fixing ring 901 can also move on the sliding groove 11 in the screwing process, so that the first mounting seat 902 can be correspondingly connected with the second mounting seat 903 on the connecting cylinder 3, then a user can connect the first mounting seat 902 with the second mounting seat 903 through the bolt 904, when the first mounting seat 902 and the second mounting seat 903 are connected together, the second sealing ring 10 can further improve the tightness of the connecting position, and prevent the tetrafluoro thread connector from leaking in the use process, meanwhile, the loosening phenomenon of the male connector 1 and the female connector 5 in the using process can be avoided under the action of the structures of the first mounting seat 902 and the second mounting seat 903, so that the using effect of the tetrafluoro threaded connector is affected.

The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Claims (7)

1. The utility model provides a high sealing performance tetrafluoro screwed joint, includes public joint (1) and protruding piece (8), its characterized in that, the lower extreme of public joint (1) is provided with protruding ring (2), and the lower extreme of protruding ring (2) is installed connecting cylinder (3), the inner wall of connecting cylinder (3) is provided with internal thread (4), external screw thread head (6) are installed to the inboard of internal thread (4), the top external mounting of external screw thread head (6) has first sealing washer (7), protruding piece (8) are located the upper end of first sealing washer (7), the downside of connecting cylinder (3) is provided with second sealing washer (10), and the left and right sides of second sealing washer (10) is installed and is used for carrying out spacing fixed spacing subassembly (9) to the tetrafluoro screwed joint after connecting, the downside of spacing subassembly (9) is provided with female joint (5), and spout (11) have been seted up on the surface of female joint (5).

2. The high-sealing-performance tetrafluoro threaded joint according to claim 1, wherein the limiting assembly (9) comprises a fixed ring (901) and first mounting seats (902), and the left and right ends of the fixed ring (901) are provided with the first mounting seats (902).

3. The high-sealing-performance tetrafluoro threaded joint according to claim 2, wherein the limiting assembly (9) further comprises a second mounting seat (903) and a bolt (904), the second mounting seat (903) is arranged above the first mounting seat (902), and the bolt (904) penetrates through the first mounting seat (902) and the second mounting seat (903).

4. The high-sealing-performance tetrafluoro threaded joint according to claim 2, wherein a positioning block (12) is arranged in the middle of the lower end of the fixing ring (901), and auxiliary components (13) for conveniently fastening the male joint (1) and the female joint (5) are arranged on the left side and the right side of the lower end of the fixing ring (901).

5. The high-sealing-performance tetrafluoro threaded joint as claimed in claim 4, wherein the auxiliary assembly (13) comprises a fixing block (1301) and a thread groove (1302), and the surface of the fixing block (1301) is provided with the thread groove (1302).

6. The high-sealing-performance tetrafluoro threaded joint according to claim 5, wherein the auxiliary assembly (13) further comprises a threaded post (1303) and a connecting rod (1304), the threaded post (1303) is provided inside the threaded groove (1302), and the connecting rod (1304) is mounted to an end of the threaded post (1303).

7. A high tightness tetrafluoro threaded joint according to claim 1, characterized in that the external surface of the male joint (1) is provided with a silicon carbide layer (14) and the vertical central axis of the male joint (1) coincides with the vertical central axis of the projecting ring (2).