CN217815581U

CN217815581U - Rotatable anti-drop's interior knot connection structure

Info

Publication number: CN217815581U
Application number: CN202220178755.0U
Authority: CN
Inventors: 陈士山; 田明生
Original assignee: Yangzhou Mingdi Fire Equipment Manufacturing Co ltd
Current assignee: Yangzhou Mingdi Fire Equipment Manufacturing Co ltd
Priority date: 2022-01-21
Filing date: 2022-01-21
Publication date: 2022-11-15
Anticipated expiration: 2032-01-21

Abstract

The utility model discloses a rotatable anti-drop inner buckle connecting structure, which comprises an inner buckle and a water hose joint, wherein the water hose joint is embedded in the middle of the inner buckle, and the water hose joint and the inner buckle are movably connected; semicircular grooves are uniformly formed in the inner wall of the inner buckle and the outer wall of one end of the water hose joint, and the positions of the semicircular grooves in the inner buckle correspond to the positions of the semicircular grooves in the outer wall of the water hose joint; and bearing steel balls are uniformly arranged in the semicircular grooves. This rotatable anti-drop's interior knot connection structure's hosepipe connects and interior knot is connected through bearing steel ball and half slot, guarantees on the one hand that the hosepipe connects and can not drop from interior knot, and on the other hand can guarantee that the hosepipe connects can freely rotate in interior knot, and the condition that the easy rotation of hosepipe was knoed in the perfect solution background art guarantees hosepipe normal use.

Description

Rotatable anti-drop's interior knot connection structure

Technical Field

The utility model belongs to hosepipe connection structure field specifically is a rotatable anti-drop's interior knot connection structure.

Background

The hosepipe is often used for carrying the water of water source department to the target area, for reducing the cost that the hosepipe damaged the back and changed to and make things convenient for accomodating of hosepipe, the length of hosepipe is comparatively fixed, at the fire rescue in-process, uses interface connection usually between the hosepipe, thereby prolongs the length of hosepipe. The joint of the fire hose and the inner buckle joint should not leak, explode or slip. At present, the fire hose connects and interior knot interface is connected through the pipe tooth, no matter under low pressure or experimental pressure condition, the seepage all can take place for the fire hose connects and interior knot interface, take place the blasting problem even, and the long-term wearing and tearing of kneck moreover, long-term the use drops easily, because the hose connects and interior knot passes through pipe tooth or iron wire fixed connection, the hose connects can not rotate, the hosepipe just can not rotate yet, in the in-service use process, the hosepipe is rotatory knot easily, influence normal use.

Disclosure of Invention

The above-mentioned problem to prior art exists, the utility model aims to solve the technical problem that a rotatable anti-drop's interior knot connection structure is provided to solve present hosepipe joint and interior knot and can not rotate, make the hosepipe knot easily and the problem that drops easily.

In order to solve the technical problem, the utility model discloses a technical scheme be:

a rotatable anti-drop inner buckle connecting structure comprises an inner buckle and a water hose joint, wherein the water hose joint is embedded in the middle of the inner buckle and is movably connected with the inner buckle; semicircular grooves are uniformly formed in the inner wall of the inner buckle and the outer wall of one end of the water hose joint, and the positions of the semicircular grooves in the inner buckle correspond to the positions of the semicircular grooves in the outer wall of the water hose joint; and bearing steel balls are uniformly arranged in the semicircular grooves.

Furthermore, the inner buckle is provided with a jack, the jack is divided into a first jack and a second jack, and the diameter of the first jack is larger than that of the second jack.

Furthermore, the lock also comprises a locking structure, the locking structure is movably connected with the inner buckle, the locking structure comprises lock pins and springs, the lock pins comprise first lock pins and second lock pins, and the diameter of the first lock pins is larger than that of the second lock pins.

Furthermore, the first lock pin and the second lock pin are respectively matched with the first jack and the second jack, and a spring is arranged between the bottom end of the first lock pin and the bottom end of the first jack.

Furthermore, a sealing ring groove is formed in the inner wall of the inner buckle and corresponds to one end of the water hose joint, and a sealing ring is arranged in the sealing ring groove.

Has the beneficial effects that: compared with the prior art, the method has the following advantages:

1. this rotatable anti-drop's interior knot connection structure's hosepipe connects and interior knot is connected through bearing steel ball and half slot, guarantees on the one hand that the hosepipe connects and can not drop from interior knot, and on the other hand can guarantee that the hosepipe connects can freely rotate in interior knot, and the condition that the easy rotation of hosepipe was knoed in the perfect solution background art guarantees hosepipe normal use.

2. This rotatable anti-drop's interior knot connection structure's interior knot and other installation are detained and can be fixed through locking the dead structure, and the user can be taken out as required and install the dead structure of lock, and the knot is rotatory by oneself in preventing, and the operation improves the stability of using.

Drawings

FIG. 1 is a schematic view of a rotatable anti-drop inner buckle connection structure;

fig. 2 is an enlarged schematic view of a part of the rotatable anti-dropping inner buckle connection structure.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

As shown in fig. 1 and 2, the rotatable anti-drop inner buckle connection structure comprises an inner buckle 1 and a water hose joint 2, the inner buckle 1 is connected with the water hose joint 2 through a locking structure 3, the inner buckle 1 and the water hose joint 2 are movably connected, the locking structure can be drawn out and installed as required, and is used for controlling the rotation of the water hose joint 2, so that the whole operation is more flexible and convenient, the structure is simple, a water hose, a tightening nut and the like can be installed on the water hose joint 2, normal use is guaranteed, the water hose joint 2 is embedded in the middle of the inner buckle 1 and is movably connected with the inner buckle 1, the water hose joint 2 and the inner buckle 1 are connected through a bearing steel ball and a semicircular groove 4, on one hand, the water hose joint 2 is guaranteed not to drop from the inner buckle 1, the bearing steel ball can prevent the water hose joint 2 from moving back and forth, sufficient stability is guaranteed, on the other hand, the water hose joint 2 can be guaranteed to rotate freely in the inner buckle 1, when the water hose rotates, the situation that the water hose is perfectly solved, and the situation that the water hose is easy to rotate and use is normally tied is guaranteed.

Be provided with the jack on interior knot 1, the jack divide into first jack 101 and second jack 102, and first jack 101 and second jack 102 cooperate with first lockpin 301 and second lockpin 302 respectively, and the diameter of first jack 101 is greater than the diameter of second jack 102, prevents that first lockpin 301 from droing in the interior knot 1 completely, also makes things convenient for spring 6's setting simultaneously.

Dead lock structure 3 includes lockpin and spring 6, and the lockpin includes first lockpin 301 and second lockpin 302, and first lockpin 301 and second lockpin 302 fixed connection improve joint strength and stability, and the diameter of first lockpin 301 is greater than the diameter of second lockpin 302, prevents that first lockpin 301 excessively shifts, prevents unexpected the coming off, and the afterbody of second lockpin 302 is provided with handle or rope, conveniently pulls the dead lock structure.

The diameter of first lockpin 301 is greater than second lockpin 302, first lockpin 301 and second lockpin 302 cooperate with first jack 101 and second jack 102 respectively, and be provided with spring 6 between the bottom of first lockpin 301 and the bottom of first jack 101, after interior knot 1 is installed with other installation knot, under spring 6's effect, first lockpin 301 stretches out from interior knot 1's first jack 101, the card is in external installation knot preformed groove, prevent interior knot 1 rotation by oneself, when needing to dismantle, directly pull second lockpin 302, make the external installation of first lockpin 301 detain the preformed groove in, the operation improves the stability in use.

Evenly be provided with semicircular groove 4 on the inner wall of interior knot 1 and on the outer wall of hosepipe joint 2 one end, semicircular groove 4 is around the hosepipe joint 2 circles, also is the circle on the inner wall of interior knot 1, guarantees the rotation of steel ball, and the principle is like the bearing, and the position of the semicircular groove 4 on the interior knot 1 corresponds with the position of the semicircular groove 4 on the hosepipe joint 2 outer wall, guarantees the motion of steel ball, also can guarantee the rotation of hosepipe joint 2.

The bearing steel balls are uniformly arranged in the semicircular grooves 4, and other structures can be placed to ensure the normal rotation of the water hose connector 2.

The inner wall of the inner buckle 1 is provided with a sealing ring groove, the sealing ring groove corresponds to one end of the water hose connector 2, a sealing ring 5 is arranged in the sealing ring groove, the sealing performance of the sealing ring is improved, and water is prevented from flowing outwards.

The utility model provides a rotatable anti-drop's interior knot connection structure's thinking and implementation method, the concrete application way is many, only above the utility model discloses an optimal implementation mode should point out, to this technical field's ordinary skilled person, does not deviate from the utility model discloses under the prerequisite of principle, can also make a plurality of improvements, these improvements also should regard as the utility model discloses a protection scope.

Claims

1. The utility model provides a rotatable anti-drop's interior knot connection structure which characterized in that: the water hose comprises an inner buckle (1) and a water hose joint (2), wherein the water hose joint (2) is embedded in the middle of the inner buckle (1), and the water hose joint (2) is movably connected with the inner buckle (1); semicircular grooves (4) are uniformly formed in the inner wall of the inner buckle (1) and the outer wall of one end of the water hose joint (2), and the positions of the semicircular grooves (4) in the inner buckle (1) correspond to the positions of the semicircular grooves (4) in the outer wall of the water hose joint (2); and bearing steel balls are uniformly arranged in the semicircular grooves (4).

2. The rotatable anti-drop inside buckle connection structure of claim 1, wherein: be provided with the jack on interior knot (1), the jack divide into first jack (101) and second jack (102), and the diameter of first jack (101) is greater than the diameter of second jack (102).

3. The rotatable anti-drop inside buckle connection structure of claim 2, wherein: the anti-theft lock is characterized by further comprising a locking structure, the locking structure (3) is movably connected with the inner buckle (1), the locking structure (3) comprises a lock pin and a spring (6), the lock pin comprises a first lock pin (301) and a second lock pin (302), and the diameter of the first lock pin (301) is larger than that of the second lock pin (302).

4. The rotatable anti-drop inside buckle connection structure of claim 3, characterized in that: the first lock pin (301) and the second lock pin (302) are respectively matched with the first jack (101) and the second jack (102), and a spring (6) is arranged between the bottom end of the first lock pin (301) and the bottom end of the first jack (101).

5. The rotatable anti-drop inside buckle connection structure of claim 1, wherein: and a sealing ring groove is formed in the inner wall of the inner buckle (1), corresponds to one end of the water hose joint (2), and is internally provided with a sealing ring (5).