CN217899169U

CN217899169U - Sealing joint for hydraulic hose assembly

Info

Publication number: CN217899169U
Application number: CN202221590941.1U
Authority: CN
Inventors: 王克俊
Original assignee: Yangzhou Tangsheng Hydraulic Equipment Co ltd
Current assignee: Yangzhou Tangsheng Hydraulic Equipment Co ltd
Priority date: 2022-06-24
Filing date: 2022-06-24
Publication date: 2022-11-25
Anticipated expiration: 2032-06-24

Abstract

The utility model relates to a sealing joint field especially relates to a sealing joint for hydraulic hose assembly, including adapter sleeve, top cover and lock sleeve, adapter sleeve, top cover and lock sleeve communicate the setting in proper order, and integrated into one piece, slide in the top cover and be provided with the top clamping ring, and the top clamping ring outside end is provided with the rubber sleeve, and the connection of the medial extremity of top clamping ring is fixed with the ejector pin, and it is provided with the locking ring to slide in the lock sleeve, and one side and the ejector pin of locking ring are connected, and the opposite side of locking ring is connected and is fixed with hydraulic hose, and hydraulic hose stretches out the lock sleeve. When the connecting sleeves are connected, the connecting heads are embedded into the rubber sleeves, sealing is achieved, the inner sides of the jacking ring can be pushed to move, the jacking rod drives the locking ring to tightly press the sealing ring, sealing can be kept in the hydraulic hose and the locking sleeve, and oil leakage at the connecting ends of the hydraulic hose is avoided.

Description

Sealing joint for hydraulic hose assembly

Technical Field

The utility model relates to a sealing joint technical field especially relates to a sealing joint for hydraulic hose assembly.

Background

In the hydraulic oil return circuit, hydraulic hose and hydraulic pressure pipe sealing joint all bear very big oil pressure, because the texture of hydraulic hose is soft, when receiving the hydraulic oil impact, produce the vibration easily, long-term after using, hydraulic hose and hydraulic pressure pipe sealing joint's be connected and produce the not hard up easily, hydraulic hose and hydraulic pressure pipe sealing joint's leakproofness weakens to hydraulic oil leaks easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects in the prior art and providing a sealing joint for a hydraulic hose assembly.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a sealing joint for hydraulic hose assembly, includes adapter sleeve, top and pressing cover and lock sleeve, adapter sleeve, top and pressing cover and lock sleeve communicate the setting in proper order, and integrated into one piece, and the slip is provided with the top clamping ring in the top clamping ring, and the top clamping ring outside end is provided with the rubber sleeve, and the medial extremity of top clamping ring is connected and is fixed with the roof pressure pole, and the slip is provided with the locking ring in the lock sleeve, and one side and the roof pressure pole of locking ring are connected, and the opposite side of locking ring is connected and is fixed with hydraulic hose, and hydraulic hose stretches out the lock sleeve.

Preferably, a spring is horizontally arranged between the inner wall of the jacking sleeve and the jacking ring.

Preferably, one end of the inner side wall of the locking sleeve is provided with a sealing ring, and the sealing ring is matched with the locking ring.

Preferably, the connecting sleeve is an internal thread type connecting sleeve or an internal snap-fit type connecting sleeve.

Preferably, the inner wall of the locking sleeve is provided with a limiting ring, and the jacking rod is inserted in the limiting ring in a sliding manner.

Preferably, the rubber sleeve is close to the connecting sleeve, and the rubber sleeve is communicated with the inner ring of the jacking ring in an aligning manner.

The utility model has the advantages that:

1. the utility model discloses in, when the adapter sleeve is connected, in connector embedding rubber sleeve, can promote the inboard removal of roof pressure ring when realizing sealing, drive the locking ring through the roof pressure pole and compress tightly when the sealing ring for can keep sealed in hydraulic hose and the locking sleeve, avoid hydraulic hose's link oil impregnate.

2. The utility model discloses in, when not connecting, locking ring and sealing ring separation can avoid the sealing ring to be in the state that compresses tightly always, can avoid the sealing ring transition fatigue and scrap, prolongs the life of sealing ring.

Drawings

Fig. 1 is a schematic external structural view of a sealing joint for a hydraulic hose assembly according to the present invention;

fig. 2 is a schematic diagram of an internal structure of a sealing joint for a hydraulic hose assembly according to the present invention;

fig. 3 is a schematic diagram of the internal structure of the connection sleeve, the top pressure sleeve and the locking sleeve of the sealing joint for the hydraulic hose assembly according to the present invention.

In the figure: the device comprises a connecting sleeve 1, a jacking sleeve 2, a locking sleeve 3, a hydraulic hose 4, a jacking ring 21, a rubber sleeve 22, a spring 23, a locking ring 31, a sealing ring 32 and a jacking rod 33.

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 for simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-3, a sealing joint for a hydraulic hose assembly comprises a connecting sleeve 1, a jacking sleeve 2 and a locking sleeve 3, wherein the connecting sleeve 1, the jacking sleeve 2 and the locking sleeve 3 are sequentially communicated and integrally formed, a jacking ring 21 is slidably arranged in the jacking sleeve 2, a rubber sleeve 22 is arranged at the outer side end of the jacking ring 21, the rubber sleeve 22 is close to the connecting sleeve 1, and the rubber sleeve 22 is aligned and communicated with an inner ring of the jacking ring 21.

The inner side end of the top pressure ring 21 is fixedly connected with a top pressure rod 33, a locking ring 31 is arranged in the locking sleeve 3 in a sliding mode, one side of the locking ring 31 is connected with the top pressure rod 33, a limiting ring is arranged on the inner wall of the locking sleeve 3, the top pressure rod 33 is inserted in the limiting ring in a sliding mode, the other side of the locking ring 31 is fixedly connected with a hydraulic hose 4, and the hydraulic hose 4 extends out of the locking sleeve 3.

Wherein, a spring 23 is horizontally arranged between the inner wall of the top pressure sleeve 2 and the top pressure ring 21, and when the connecting sleeve 1 is internally provided with an inserting connector, the top pressure ring 21 is reset under the action of the spring 23.

And, the one end of the inside wall of lock sleeve 3 is provided with sealing ring 32, and sealing ring 32 is fit with locking ring 31, and locking ring 31 compresses tightly to laminate with sealing ring 32 and seals after receiving the extrusion.

The connecting sleeve 1 is an internal thread type connecting sleeve or an internal snap-fit type connecting sleeve and is used for connection.

In this embodiment, when the sealing joint of the hydraulic hose is used, locking connection is performed through the connecting sleeve 1 during connection, when the connecting head is inserted into the connecting sleeve 1, the connecting head is embedded into the rubber sleeve 22, sealing is achieved while the inner side of the top pressing ring 21 is pushed to move, the spring 23 is compressed, the top pressing ring 21 drives the top pressing rod 33 to move towards the inner side, and when the top pressing rod 33 drives the locking ring 31 to tightly press against the sealing ring 32, sealing can be kept between the hydraulic hose 4 and the locking sleeve 3, and oil leakage at the connecting end of the hydraulic hose 4 is avoided.

When the connection is not performed, under the action of the restoring force of the spring 23, the top pressing ring 21 and the top pressing rod 33 are reset, and the locking ring 31 is separated from the sealing ring 32, so that the sealing ring 32 is prevented from being in a pressing state all the time, the sealing ring 32 is prevented from being scrapped due to transition fatigue, and the service life of the sealing ring 32 is prolonged.

The utility model discloses in, when adapter sleeve 1 connects, in connector embedding rubber sleeve 22, can promote the inboard removal of top clamping ring 21 when realizing sealing, drive locking ring 31 through top pressure pole 33 and compress tightly when sealing ring 32, make and to keep sealed in hydraulic hose 4 and the lock sleeve 3, avoid hydraulic hose 4's link oil impregnate, and when not connecting, locking ring 31 separates with sealing ring 32, can avoid sealing ring 32 to be in the state of compressing tightly always, can avoid sealing ring 32 transition fatigue and scrap, prolong sealing ring 32's life.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a sealing joint for hydraulic hose assembly, includes adapter sleeve (1), roof pressure cover (2) and lock sleeve (3), a serial communication port, adapter sleeve (1), roof pressure cover (2) and lock sleeve (3) communicate the setting in proper order, and integrated into one piece, it has roof pressure ring (21) to slide in roof pressure cover (2), roof pressure ring (21) outside end is provided with rubber sleeve (22), the medial extremity of roof pressure ring (21) is connected and is fixed with roof pressure pole (33), it is provided with locking ring (31) to slide in lock sleeve (3), one side and roof pressure pole (33) of locking ring (31) are connected, the opposite side of locking ring (31) is connected and is fixed with hydraulic hose (4), hydraulic hose (4) stretch out lock sleeve (3).

2. The sealing joint for a hydraulic hose assembly according to claim 1, characterized in that a spring (23) is horizontally installed between the inner wall of the pressing sleeve (2) and the pressing ring (21).

3. A sealing joint for a hydraulic hose assembly according to claim 1, characterised in that the locking sleeve (3) is provided with a sealing ring (32) at one end of its inner side wall, the sealing ring (32) being adapted to the locking ring (31).

4. Sealing joint for a hydraulic hose assembly according to claim 1, characterised in that the connecting sleeve (1) is an internally threaded connecting sleeve or an internally snap-in connecting sleeve.

5. The sealing joint for a hydraulic hose assembly according to claim 1, wherein a limiting ring is mounted on the inner wall of the locking sleeve (3), and the top pressure rod (33) is slidably inserted into the limiting ring.

6. Sealing joint for a hydraulic hose assembly according to claim 1, characterised in that the rubber sleeve (22) is adjacent to the nipple (1) and that the rubber sleeve (22) is in aligned communication with the inner ring of the pressure ring (21).