CN219177163U

CN219177163U - Groove connection angle type reducing flexible rubber joint

Info

Publication number: CN219177163U
Application number: CN202320062894.1U
Authority: CN
Inventors: 王俊杰
Original assignee: Ningbo Tianhu Valve Technology Co ltd
Current assignee: Ningbo Tianhu Valve Technology Co ltd
Priority date: 2023-01-10
Filing date: 2023-01-10
Publication date: 2023-06-13
Anticipated expiration: 2033-01-10

Abstract

The utility model discloses a groove connection angle type reducing flexible rubber joint, which comprises a rubber pipe body, a groove connection head and the like, wherein a locking ring of a release-stopping sleeve is arranged at the end part of the rubber pipe body, and a loose-joint lock sleeve of the release-stopping sleeve is arranged at the end part of the groove connection head; therefore, the groove connector and the end part of the rubber pipe body can be clamped and sealed by only matching the end part of the rubber pipe body into the loose joint lock sleeve and screwing the loose joint lock sleeve to connect the locking ring. Therefore, the connecting structure for clamping and sealing by installing the groove connector at the end part of the rubber pipe body and by screwing the locking ring and the loose joint lock sleeve has the structural advantages of convenience in installation, maintenance and disassembly, low labor intensity, high working efficiency, simplification of the pipe installation procedure, optimization of the pipe installation space, guarantee of the pipe connection quality and the like; meanwhile, the special water line design on the groove connector improves the connection sealing performance, and the unique angle-type reducing rubber pipe body has wider application occasions.

Description

Groove connection angle type reducing flexible rubber joint

Technical Field

The utility model relates to a rubber joint, in particular to a groove connection angle type reducing flexible rubber joint.

Background

At present, the flexible rubber joint is mainly applied to a fire-fighting pipeline system and is connected with the fire-fighting pipeline in a flange connection mode, so that a plurality of defects exist in actual use: 1. the flange structure is connected through a plurality of bolts, so that the installation, maintenance and disassembly are more troublesome, the labor intensity is high, and the efficiency is low; 2. the galvanized steel pipe is adopted in the arrangement of the fire-fighting pipeline, the tool is used for directly rolling the groove on the galvanized steel pipe during the field installation, if the flexible rubber joint adopts a flange connection mode, after the groove is rolled on the galvanized steel pipe, a flange piece which is converted into a flange by connecting the groove is also needed to be connected with the flexible rubber joint, so that the time and the labor are wasted, and accessories are added to increase the cost; 3. the flange external diameter is big, bolted connection is more, so need leave sufficient installation space, this can occupy limited fire control pipeline installation space to still can cause the messy unsightly of pipeline arrangement, reduced the connection quality of pipeline.

Disclosure of Invention

The technical problem to be solved by the utility model is to overcome the defects of the prior art and provide the groove connection angle-type flexible rubber joint which is convenient to install, maintain and disassemble, reduces labor intensity, improves working efficiency, simplifies pipeline installation procedures, optimizes pipeline installation space and ensures pipeline connection quality.

The technical problems of the utility model are realized by the following technical scheme:

the utility model provides a flexible rubber joint of slot connection angle formula reducing, includes rubber body and connector, the tip of rubber body be equipped with the locking ring that the cover was taken off to the end, the connector be the slot connector, the tip of this slot connector is equipped with the loose joint lock sleeve that the cover was taken off to the end, the tip of rubber body join in marriage and pack into the loose joint lock sleeve in to by this loose joint lock sleeve screw connect the locking ring and with the tip of slot connector and the tip of rubber body form and press from both sides tight sealing connection.

The end part of the rubber pipe body is provided with a rubber convex ring, and the locking ring is sleeved outside the end part of the rubber pipe body and abuts against the outer shoulder part of the rubber convex ring to form a locking.

The end part of the groove connector is provided with a connecting convex ring, the loose joint lock sleeve is movably sleeved outside the end part of the groove connector, and the connecting convex ring blocks the check ring in the loose joint lock sleeve to form a locking device.

The rubber convex ring and the end face of the connecting convex ring are mutually clamped and clung to form sealing connection.

The end face of the connecting convex ring is provided with a plurality of water lines.

The locking ring is a stepped ring formed by a large ring and a small ring, the large ring of the locking ring is connected with the loose joint lock sleeve in a screwed mode, and the small ring of the locking ring extends out of the loose joint lock sleeve to be exposed.

The loose joint lock sleeve and the large circular ring of the locking ring are screwed and connected in a way of matching internal and external threads, and the rubber convex ring and the connecting convex ring are hidden in the loose joint lock sleeve together.

The rubber pipe body is an angle reducing pipe body.

Compared with the prior art, the utility model mainly has the advantages that the end part of the rubber pipe body is provided with the locking ring of the anti-disengaging sleeve, the connector matched with the rubber pipe body is also provided with the groove connector, and the end part of the groove connector is provided with the loose joint lock sleeve of the anti-disengaging sleeve; therefore, the end part of the groove connector and the end part of the rubber tube body can be in clamping and sealing connection only by matching the end part of the rubber tube body into the loose joint lock sleeve and screwing the loose joint lock sleeve to connect the locking ring. Therefore, the groove connector is arranged at the end part of the rubber pipe body, and the connecting structure for clamping and sealing is realized by means of the screwing fit of the locking ring and the loose joint lock sleeve, so that compared with the flange connection mode adopted by the traditional flexible rubber connector, the structure has the advantages of being more convenient to install, maintain and disassemble, reducing labor intensity, improving working efficiency, simplifying pipe installation procedures, optimizing pipe installation space, guaranteeing pipe connection quality and the like; meanwhile, the special water line design can also improve the connection sealing performance between the rubber pipe body and the groove connector, and the unique angle-type reducing rubber pipe body also has wider application occasions.

Drawings

Fig. 1 is a schematic cross-sectional view of the present utility model.

Fig. 2 is an enlarged view at a of fig. 1.

Figure 3 is a cross-sectional view of the locking ring.

Fig. 4 is a cross-sectional view of a groove joint.

Fig. 5 is an enlarged view at B of fig. 4.

Fig. 6 is a cross-sectional view of a loose-joint lock sleeve.

Detailed Description

Embodiments of the present utility model will be described in detail below with reference to the drawings.

As shown in figures 1-6, 1 a rubber pipe body, 11 a rubber convex ring, 2 a locking ring, 21 a small circular ring, 22 a large circular ring, 3 a loose joint lock sleeve, 31 a retainer ring, 4 a groove connector, 41 a connecting convex ring and 42 a water line.

A groove connection angle type reducing flexible rubber joint is shown in figure 1, is mainly applied to a fire-fighting pipeline system, and structurally comprises a rubber pipe body, a connector and the like, wherein the connector mainly refers to a groove connector 4, and the size of the groove connector is required to be in accordance with the 11 th part groove pipe connector of a standard GB 5135.11-2006 automatic water-spraying fire-extinguishing system.

The framework layer in the rubber tube body 1 can be provided with high-strength cord fabric, so that the cord fabric can bear huge pressure, impact load and strong vibration, the rubber tube body 1 adopts an angle-type reducing tube body, namely, the appearance of the rubber tube body is bent at 90 degrees, the calibers of the two ends of the rubber tube body are different, the end parts of each rubber tube body 1 are provided with groove connectors 4, and the mounting structures of the two end parts are identical, so that the embodiment only uses the mounting structure of one end part as an example for the detailed description.

The end part of the rubber pipe body 1 is provided with a rubber convex ring 11 and a locking ring 2 sleeved by a locking sleeve, namely the locking ring is sleeved outside the end part of the rubber pipe body 1 and abuts against the outer shoulder part of the rubber convex ring 11 to form a locking, and the locking ring 2 is a step ring formed by a large ring 22 and a small ring 21.

The end of the groove connector 4 is provided with a connecting convex ring 41 and a loose-locking sleeve 3 sleeved on the loose-locking sleeve, namely the loose-locking sleeve is movably sleeved outside the end of the groove connector 4, and the connecting convex ring 41 blocks a retainer ring 31 in the loose-locking sleeve 3 to form the loose-locking.

In this way, only the end of the rubber tube body 1 is assembled into the loose joint lock sleeve 3, and then the loose joint lock sleeve is screwed to connect the locking ring 2, so that the end of the groove connector 4 and the end of the rubber tube body 1 are in clamping and sealing connection, specifically, the end surfaces of the rubber convex ring 11 and the connecting convex ring 41 are mutually clamped and tightly adhered to form sealing connection.

The loose-joint lock sleeve 3 is mainly in screwed connection with the large ring 22 of the locking ring 2, usually, the loose-joint lock sleeve 3 and the large ring 22 of the locking ring 2 are in screwed connection with each other by matching internal and external threads, and after the connection is completed, the loose-joint lock sleeve 3 just hides the rubber convex ring 11 and the connection convex ring 41 together, and the small ring 21 of the locking ring 2 extends out of the loose-joint lock sleeve 3 to be exposed.

In addition, a plurality of water lines 42 are required to be arranged on the end face of the connecting convex ring 41, and the effect is that the rubber material on the end face of the rubber convex ring 11 can be sunk into the water lines 42 on the end face of the connecting convex ring 41 by means of the design of the water lines 42 while the compression is realized through the connection mode of screwing the internal and external threads between the loose joint lock sleeve 3 and the locking ring 2, so that a better sealing effect is achieved.

In practice, a clamping force is formed between the locking ring 2 and the retainer ring 31, and the clamping force is applied to the rubber flange 11 and the connecting flange 41 to enable the end surfaces between the two to be clamped tightly and clung to each other by means of the water thread 42, so that the sealing performance between the end surface of the rubber tube body 1 and the end surface of the groove connector 4 is ensured, leakage can not occur under the condition of high-pressure impact, and the reliability of the sealing performance is ensured.

Therefore, this kind of through installing slot connector 4 at the end of rubber body 1 to and carry out the tight connection structure of clamp seal with the help of locking ring 2 and the internal and external screw thread cooperation of loose joint lock sleeve 3, compare the flange joint form that traditional flexible rubber joint adopted, still have following structural advantage:

1. the production cost of the product is reduced;

2. the installation, maintenance and disassembly are more convenient, the installation accessories are reduced, the pipeline installation procedure is simplified, the labor intensity is effectively reduced, and the construction efficiency is greatly improved;

3. after the grooves are rolled on the galvanized steel pipe, the galvanized steel pipe can be directly connected with the galvanized steel pipe without other auxiliary parts, so that the galvanized steel pipe has fewer pipe connectors, simpler pipelines and fewer leakage points, and the quality of the pipelines is effectively improved;

4. the groove connector with smaller outer diameter is adopted, so that the pipeline can be installed against the wall as much as possible, the effective utilization space of installation is increased, and the pipeline arrangement is tidier and more attractive.

The utility model adopts the special water line 42 design to improve the connection sealing performance between the rubber pipe body 1 and the groove connector 4, and adopts the unique angle-shaped reducing structure to lead the application occasions of products to be wider, and the connection of the reducing pipelines at the corner turning part also leads customers to have better selection, and can save a plurality of conversion auxiliary parts by only one connector, and simultaneously can be perfectly applied to the arrangement of fire-fighting pipelines by combining the groove connection mode.

In addition, the groove connection angle type different-diameter flexible rubber joint has small volume, light weight, good fluid form in the joint, almost zero flow resistance, stable performance and long service life, can be used for vibration absorption and isolation of a pipeline system, reduces noise and displacement compensation, and is also a pipeline joint with high elasticity, high air tightness, medium resistance and weather resistance, so that the groove connection angle type different-diameter flexible rubber joint can be widely applied to various hydraulic engineering, fire engineering and the like.

The foregoing is merely a specific embodiment of the present utility model, and it should be understood by those skilled in the art that any structural design equivalent to the embodiment is included in the scope of the present utility model.

Claims

1. The utility model provides a flexible rubber joint of slot connection angle formula reducing, includes rubber body (1) and connector, its characterized in that the tip of rubber body (1) be equipped with locking ring (2) of the cover that ends to take off, the connector be slot connector (4), the tip of this slot connector is equipped with the loose joint lock sleeve (3) of the cover that ends to take off, the tip of rubber body (1) join in and pack into loose joint lock sleeve (3) to by this loose joint lock sleeve screw connect locking ring (2) and will the tip of slot connector (4) and the tip of rubber body (1) form clamping sealing connection.

2. The groove connection angle type flexible rubber joint according to claim 1, wherein the end part of the rubber pipe body (1) is provided with a rubber convex ring (11), and the locking ring (2) is sleeved outside the end part of the rubber pipe body (1) and abuts against the outer shoulder part of the rubber convex ring (11) to form a locking.

3. The groove connection angle type flexible rubber joint with different diameters according to claim 2, wherein the end part of the groove connection head (4) is provided with a connection convex ring (41), the loose joint lock sleeve (3) is movably sleeved outside the end part of the groove connection head (4), and the connection convex ring (41) blocks a check ring (31) in the loose joint lock sleeve (3) to form a locking.

4. A groove connection angle type flexible rubber joint according to claim 3, wherein the rubber bead (11) and the end face of the connection bead (41) are tightly clamped to each other to form a sealing connection.

5. A groove connection angle type different-diameter flexible rubber joint according to claim 3, characterized in that a plurality of water lines (42) are arranged on the end face of the connection convex ring (41).

6. The groove connection angle type different-diameter flexible rubber joint according to claim 1, wherein the locking ring (2) is a stepped ring formed by a large ring (22) and a small ring (21), the large ring (22) of the locking ring (2) and the loose joint lock sleeve (3) form screwing connection, and the small ring (21) of the locking ring (2) extends out of the loose joint lock sleeve (3).

7. The groove connection angle type flexible rubber joint with different diameters as claimed in claim 6, wherein the loose joint lock sleeve (3) and the large circular ring (22) of the locking ring (2) are screwed and connected by matching internal and external threads, and the loose joint lock sleeve (3) conceals the rubber convex ring (11) and the connection convex ring (41) together.

8. The groove connection angle-type reducing flexible rubber joint according to claim 1, wherein the rubber pipe body (1) is an angle-type reducing pipe body.