CN213982424U

CN213982424U - Sealing and leakage-proof fastener

Info

Publication number: CN213982424U
Application number: CN202023067410.8U
Authority: CN
Inventors: 储利民
Original assignee: Guangdong Shengjing Fastener Co ltd
Current assignee: Guangdong Shengjing Fastener Co ltd
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-08-17
Anticipated expiration: 2030-12-18

Abstract

The utility model discloses a sealed leak-proof fastener, including the adapter sleeve, the material of adapter sleeve is the ABS resin, the gomphosis groove has all been seted up to the both ends edge of adapter sleeve, two the equal fixedly connected with of the interior diapire of gomphosis groove seals the cushion, and seals the cushion by outer and interior bodiness gradually, two the inside groove has all been seted up to the lateral wall in gomphosis groove, two the inside groove all imbeds sliding connection and binds up the piece, two the equal fixed connection of one end of binding up the piece has spacing head, two the internal surface of binding up the piece all is provided with a plurality of first locating teeth, the piece export of binding up has all been seted up to the position that the surface of adapter sleeve corresponds the inner tank. The utility model discloses in, this fastener simple structure, connection and sealed effectual can not increase too big pressure for the junction of hose when stabilizing coupling hose, and then is favorable to avoiding the junction emergence fracture of hose, is favorable to prolonging the life of hose.

Description

Sealing and leakage-proof fastener

Technical Field

The utility model relates to a hose seals leak protection technical field, especially relates to a sealed leak protection fastener.

Background

The rubber tube is a tube for gas transmission, is commonly used for gas welding, gas cutting, various gas shielded welding, plasma arc welding, cutting and the like, has two types, is an oxygen tube according to the national standard blue tube, and has the maximum use pressure of 1.5 MPa; the red tube or the black tube is an acetylene tube, the allowable use pressure is 0.5-I.OMPa, and the rubber tube has the characteristics of physiological inertia, ultraviolet ray resistance, ozone resistance, high and low temperature resistance (minus 80-300 ℃), high transparency, strong resilience, compression permanent deformation resistance, oil resistance, stamping resistance, acid and alkali resistance, wear resistance, flame resistance, voltage resistance, electric conduction and the like;

at present, most of the existing rubber pipes are metal joints when being assembled, and the traditional metal threaded connector is heavier and can increase pressure for the joint of the rubber pipes, so that the connection of some light and thin hoses with poor bearing capacity can be broken after being used for a long time.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a sealing and leakage-proof fastener.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a sealing and leakage-proof fastener comprises a connecting sleeve, wherein the connecting sleeve is made of ABS resin, embedded grooves are formed in the edges of two ends of the connecting sleeve, sealing rubber pads are fixedly connected to the inner bottom walls of the two embedded grooves, the sealing rubber pads are gradually thickened from outside to inside, inner grooves are formed in the outer side walls of the two embedded grooves, binding sheets are embedded into the two inner grooves and are connected in a sliding mode, one ends of the two binding sheets are fixedly connected with limiting heads, a plurality of first positioning teeth are arranged on the inner surfaces of the two binding sheets, binding sheet outlets are formed in the positions, corresponding to the inner grooves, of the outer surface of the connecting sleeve, rubber films are fixedly connected to one ends, close to the inner grooves, of the two embedded grooves, a plurality of second positioning teeth are arranged on the inner bottom sides of the two limiting heads, a plurality of limiting clamping teeth are arranged on one sides, close to the sealing rubber pads, of the two rubber films, and the volume of the plurality of limiting clamping teeth is increased from outside to inside in sequence.

As a further description of the above technical solution:

the tooth tips of the first positioning teeth face the limiting head.

As a further description of the above technical solution:

the tips of a plurality of said second positioning teeth are all directed towards the binding plate.

As a further description of the above technical solution:

the tooth tip directions of the limiting clamping teeth face towards the inner side of the connecting sleeve.

As a further description of the above technical solution:

and the positions of the two binding pieces corresponding to the middle sides of the inner grooves are provided with positioning piece grooves.

As a further description of the above technical solution:

and the outer surface of the connecting sleeve and the groove wall of the embedded groove are provided with a plurality of positioning screw grooves corresponding to the positions of the middle sides of the inner grooves.

The utility model discloses following beneficial effect has:

1. this sealed leak-proof fastener, this fastener simple structure, connection and sealed effectual can not increase too big pressure for the junction of hose when stabilizing coupling hose, and then be favorable to avoiding the junction emergence fracture of hose, are favorable to prolonging the life of hose.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the binding sheet and the connecting sleeve of the present invention;

fig. 3 is the schematic diagram of the internal structure of the limiting head and the connecting sleeve of the present invention.

Illustration of the drawings: 1. connecting sleeves; 2. a fitting groove; 3. a rubber film; 4. sealing the rubber gasket; 5. an inner tank; 6. binding sheets; 7. a positioning sheet groove; 8. a limiting head; 9. a first positioning tooth; 10. a second positioning tooth; 11. binding a sheet outlet; 12. positioning a screw groove; 13. and limiting latch.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: a sealing and leakage-proof fastener comprises a connecting sleeve 1, the connecting sleeve 1 is made of ABS resin, the edges of two ends of the connecting sleeve 1 are respectively provided with an embedding groove 2, the inner bottom walls of the two embedding grooves 2 are respectively and fixedly connected with a sealing rubber pad 4, the sealing rubber pads 4 are gradually thickened from outside to inside, the outer side walls of the two embedding grooves 2 are respectively provided with an inner groove 5, the two inner grooves 5 are respectively embedded and slidably connected with binding sheets 6, one end of each binding sheet 6 is respectively and fixedly connected with a limiting head 8, the inner surfaces of the two binding sheets 6 are respectively provided with a plurality of first positioning teeth 9, the outer surface of the connecting sleeve 1 is respectively provided with a binding sheet outlet 11 corresponding to the position of the inner groove 5, one end of each embedding groove 2 close to the inner groove 5 is respectively and fixedly connected with a rubber film 3, the inner bottom sides of the two limiting heads 8 are respectively provided with a plurality of second positioning teeth 10, one side of each rubber film 3 close to the sealing rubber pad 4 is respectively provided with a plurality of limiting teeth 13, and the volume of a plurality of spacing latch 13 increases from outside to inside in proper order, and this fastener simple structure, connection and sealed effectual can not increase too big pressure for the junction of hose when stablizing the coupling hose, and then be favorable to avoiding the junction of hose to break off, are favorable to prolonging the life of hose.

The tooth tips of the first positioning teeth 9 face the limiting head 8, so that the binding pieces 6 can be embedded into the limiting head 8 conveniently, and in the process, the first positioning teeth 9 embedded into the limiting head 8 are meshed with the second positioning teeth 10 in the limiting head 8, so that the effect of limiting the binding pieces 6 is achieved conveniently, and the binding pieces 6 are matched with the limiting head 8 to bind the hose embedded in the connecting sleeve 1 tightly; the tooth tops of the second positioning teeth 10 face the binding pieces 6, so that the binding pieces 6 are conveniently embedded into the inner sides of the limiting heads 8, in the process, the first positioning teeth 9 embedded into the limiting heads 8 are meshed with the second positioning teeth 10 in the limiting heads 8, the effect of limiting the binding pieces 6 is conveniently achieved, and the binding pieces 6 and the limiting heads 8 are matched with each other to tightly bind the hoses embedded in the connecting sleeves 1; the tooth tip directions of the limiting latch teeth 13 face the inner side of the connecting sleeve 1, and the embedding directions of the limiting latch teeth 13 and the hose are opposite, so that the limiting latch teeth 13 limit the hose after the hose is embedded into the embedding groove 2, and the hose is prevented from sliding out of the embedding groove 2; the two binding pieces 6 are provided with positioning piece grooves 7 corresponding to the positions of the middle sides of the inner grooves 5, so that when a user wants to screw bolts into the positioning screw grooves 12 of the connecting sleeve 1 to further reinforce the hose, the positioning piece grooves 7 can facilitate the screwing of the bolts and the positioning screw grooves 12 in the embedding grooves 2; the outer surface of adapter sleeve 1 and the position that the cell wall of gomphosis groove 2 corresponds the interior groove 5 medial side all seted up a plurality of location spiral grooves 12, and the person of being convenient for uses further strengthens the hose as required through the screw bolt of twisting in the location spiral groove 12 of adapter sleeve 1.

The working principle is as follows: when the sealing and leakage-proof fastener is used, the hose ends at two sides are respectively embedded into the embedding grooves 2 at two sides of the connecting sleeve 1, meanwhile, the limiting latch 13 can limit the hose after the hose is embedded into the embedding groove 2, the hose is favorably prevented from sliding out of the embedding groove 2, the limiting latch 13 at the innermost side is larger than the limiting latch 13 at the outermost side, the inner side of the sealing rubber cushion 4 is thicker than the outer side of the sealing rubber cushion 4, so that the hose is clamped in the embedding groove 2 more tightly, then, the binding piece 6 at one side of the binding piece outlet 11 is embedded into the limiting head 8, the first positioning teeth 9 in the limiting head 8 are meshed with the second positioning teeth 10 in the limiting head 8 by pulling the end of the binding piece 6 outwards, so that the effect of limiting the binding piece 6 is achieved, the binding piece 6 is matched with the limiting head 8 to bind the hose under the rubber film 3 tightly, and the hose is clamped on the inner side of the connecting sleeve 1 tightly, this fastener simple structure, connection and sealed effectual can not increase too big pressure for the junction of hose when stabilizing coupling hose, and then be favorable to avoiding the junction of hose to break off, are favorable to prolonging the life of hose, have certain practicality.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the principles of the present invention.

Claims

1. The utility model provides a sealed leak-proof fastener, includes adapter sleeve (1), its characterized in that: the connecting sleeve (1) is made of ABS resin, the edges of two ends of the connecting sleeve (1) are respectively provided with an embedding groove (2), the inner bottom walls of the two embedding grooves (2) are respectively and fixedly connected with a sealing rubber pad (4), the sealing rubber pads (4) gradually thicken from outside to inside, the outer side walls of the two embedding grooves (2) are respectively provided with an inner groove (5), the two inner grooves (5) are respectively embedded with a binding sheet (6) in a sliding connection manner, one end of each binding sheet (6) is respectively and fixedly connected with a limiting head (8), the inner surfaces of the two binding sheets (6) are respectively provided with a plurality of first positioning teeth (9), the outer surface of the connecting sleeve (1) is respectively provided with a binding sheet outlet (11) corresponding to the position of the inner groove (5), one end of each embedding groove (2) close to the inner groove (5) is respectively and fixedly connected with a rubber film (3), the inner bottom sides of the two limiting heads (8) are respectively provided with a plurality of second positioning teeth (10), two one side that rubber membrane (3) are close to sealed cushion (4) all is provided with a plurality of spacing latch (13), and the volume of a plurality of spacing latch (13) increases in proper order from outside to inside.

2. A seal-leak resistant fastener, as defined in claim 1, wherein: the tooth tips of the first positioning teeth (9) face the limiting head (8).

3. A seal-leak resistant fastener, as defined in claim 1, wherein: the tips of a plurality of said second positioning teeth (10) are all directed towards the binding plate (6).

4. A seal-leak resistant fastener, as defined in claim 1, wherein: the tooth tip directions of the limiting clamping teeth (13) face the inner side of the connecting sleeve (1).

5. A seal-leak resistant fastener, as defined in claim 1, wherein: and the two binding sheets (6) are provided with positioning sheet grooves (7) corresponding to the positions of the middle sides of the inner grooves (5).

6. A seal-leak resistant fastener, as defined in claim 1, wherein: the outer surface of the connecting sleeve (1) and the groove wall of the embedding groove (2) are provided with a plurality of positioning screw grooves (12) corresponding to the middle side of the inner groove (5).