CN211145646U

CN211145646U - Connect stable lifting cylinder rubber tube assembly

Info

Publication number: CN211145646U
Application number: CN201922213957.5U
Authority: CN
Inventors: 蒋国栋
Original assignee: Ningbo Longhaiao Precision Machinery Manufacturing Co ltd
Current assignee: Ningbo Longhaiao Precision Machinery Manufacturing Co ltd
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2020-07-31
Anticipated expiration: 2029-12-11

Abstract

The utility model discloses a connect stable hydro-cylinder rubber tube assembly that lifts, the female joint comprises an outer tube, the fixedly connected with inner tube in the outer tube, be provided with the spring between outer tube and inner tube, both ends outside fixedly connected with connector about the outer tube, connector outside swing joint has swing joint spare, connector outside fixedly connected with sealing washer. This connect stable lift cylinder rubber tube assembly, design through countersunk head bolt, fix connector and swing joint spare, improve the fastness of position, avoid causing the connection between the screw thread to become flexible under the effect of external force, design through spacing groove and spacing ring, ensure the accuracy of the relative position between connector and the swing joint spare, avoid connector or swing joint spare's position slope, cause the connection unstable, or the part damages, use through the lantern ring and the arm of force that receives, when inconvenient instrument uses sometimes, fasten swing joint spare, and convenient for operation, reduce the installation degree of difficulty.

Description

Connect stable lifting cylinder rubber tube assembly

Technical Field

The utility model relates to a rubber tube technical field specifically is a connect stable lift cylinder rubber tube assembly.

Background

The rubber hose is a tubular rubber product for conveying gas, liquid, slurry or granular materials, and compared with a rubber hose formed by extrusion molding of high-molecular chemical raw materials through processes such as vulcanization and the like, the rubber hose is named in a unified way by different materials, structures and purposes.

Along with the lift cylinder obtains extensive application in the hydraulic system of various machinery, the rubber tube of lift cylinder is indispensable, but the connection between current rubber tube assembly and the lift cylinder generally only relies on the screw thread on the connecting piece, and the stability of connection is poor, and the use of inconvenient instrument under the angle of a bit can not ensure the shortcoming of the fastness of being connected between rubber tube and the lift cylinder.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a connect stable lift cylinder rubber tube assembly to the screw thread on the connecting piece is only relied on in solving the connection between the general and lift cylinder of the rubber tube assembly that provides current among the above-mentioned background art, the poor stability of connection, and the use of inconvenient instrument under the angle a bit, the problem of the fastness of being connected between rubber tube and lift cylinder can not be ensured.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a connect stable hydro-cylinder rubber tube assembly that lifts, includes the outer tube, fixedly connected with inner tube in the outer tube, be provided with the spring between outer tube and inner tube, both ends outside fixedly connected with connector about the outer tube, connector outside swing joint has swing joint spare, connector outside fixedly connected with sealing washer.

Preferably, first threaded holes are symmetrically formed in the outer side of the connector, counter bores matched with the first threaded holes are formed in the movable connecting piece, counter bores and the first threaded holes are connected with counter bolts in an internal thread mode, and sealing plugs are connected in the counter bores in a clamping mode.

Preferably, the inner side of the movable connecting piece is provided with a limit groove with an annular structure, the inner side of the connector is fixedly connected with a limit ring in sliding connection with the limit groove, and the connector, the movable connecting piece, the limit groove and the limit ring are of concentric circle structures.

Preferably, the outer side of the movable connecting piece is fixedly connected with fixing blocks which are arranged in an up-down symmetrical mode, a second threaded hole is formed in each fixing block, and a fastening bolt is connected to the inner thread of each second threaded hole in a threaded mode.

Preferably, the outer side of the outer pipe is movably connected with a lantern ring, and the upper end and the lower end of the lantern ring are fixedly connected with a stressed arm.

Preferably, the movable connecting piece is of a regular hexagon structure, the shape of the inner side of the lantern ring corresponds to that of the movable connecting piece, and the movable connecting piece is connected with the lantern ring in a clamping mode.

Compared with the prior art, the beneficial effects of the utility model are that:

1. according to the lifting oil cylinder rubber tube assembly with stable connection, the connector and the movable connecting piece are fixed through the design of the countersunk head bolt, so that the position firmness is improved, and the connection looseness between threads under the action of external force is avoided;

2. according to the lifting oil cylinder rubber tube assembly with stable connection, the accuracy of the relative position between the connector and the movable connecting piece is ensured through the design of the limiting groove and the limiting ring, and the connection instability or part damage caused by the inclination of the position of the connector or the movable connecting piece is avoided;

3. this connect stable lifting cylinder rubber tube assembly, through the use of the lantern ring with the arm of force that receives, when inconvenient instrument uses in some times, receive the arm of force through rotating, fasten swing joint spare, convenient operation reduces the installation degree of difficulty.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic side view of the present invention;

fig. 4 is an enlarged schematic structural diagram of a in fig. 2 according to the present invention.

In the figure: 1. an outer tube; 2. an inner tube; 3. a spring; 4. a connector; 5. a movable connecting piece; 6. a seal ring; 7. a first threaded hole; 8. a counter bore; 9. a countersunk bolt; 10. a sealing plug; 11. a limiting groove; 12. a limiting ring; 13. a fixed block; 14. a second threaded hole; 15. fastening a bolt; 16. a collar; 17. a force bearing arm.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a lifting oil cylinder rubber tube assembly with stable connection comprises an outer tube 1, an inner tube 2, a spring 3, a connector 4, a movable connector 5, a sealing ring 6, a first threaded hole 7, a counter bore 8, a counter bore bolt 9, a sealing plug 10, a limiting groove 11, a limiting ring 12, a fixing block 13, a second threaded hole 14, a fastening bolt 15, a lantern ring 16 and a stress arm 17, wherein the inner tube 2 is fixedly connected in the outer tube 1, the spring 3 is arranged between the outer tube 1 and the inner tube 2, the connectors 4 are fixedly connected to the outer sides of the left end and the right end of the outer tube 1, the movable connector 5 is movably connected to the outer side of the connector 4, and the sealing ring 6;

furthermore, first threaded holes 7 which are symmetrically arranged are formed in the outer side of the connector 4, counter bores 8 which are matched with the first threaded holes 7 are formed in the movable connecting piece 5, countersunk head bolts 9 are connected with the counter bores 8 and the first threaded holes 7 in an internal thread mode, sealing plugs 10 are connected in the counter bores 8 in a clamping mode, firmness between the connector 4 and the movable connecting piece 5 is improved, and the countersunk head bolts 9 are prevented from rusting due to the arrangement of the sealing plugs 10;

furthermore, a limit groove 11 with an annular structure is formed in the inner side of the movable connecting piece 5, a limit ring 12 is fixedly connected to the inner side of the connecting head 4 and is connected with the limit groove 11 in a sliding manner, the connecting head 4, the movable connecting piece 5, the limit groove 11 and the limit ring 12 are of concentric circle structures, the accuracy of the positions of the movable connecting piece 5 and the connecting head 4 is ensured, and the rubber pipe assembly is prevented from being incapable of being connected due to inclination of parts;

furthermore, fixed blocks 13 which are symmetrically arranged up and down are fixedly connected to the outer side of the movable connecting piece 5, second threaded holes 14 are formed in the fixed blocks 13, fastening bolts 15 are connected to the second threaded holes 14 in an internal thread mode, and firmness of connection between the rubber tube assembly and the lifting oil cylinder is enhanced through the fastening bolts 15;

furthermore, the outer side of the outer pipe 1 is movably connected with a lantern ring 16, the upper end and the lower end of the lantern ring 16 are fixedly connected with a force receiving arm 17, and the movable connecting piece 5 is convenient to fasten and use through the design of the force receiving arm 17;

furthermore, the movable connecting piece 5 is of a regular hexagon structure, the shape of the inner side of the lantern ring 16 corresponds to that of the movable connecting piece 5, the movable connecting piece 5 is connected with the lantern ring 16 in a clamping mode, connection between the movable connecting piece 5 and the lantern ring 16 is guaranteed, and therefore the movable connecting piece 5 is connected with the lifting oil cylinder.

The working principle is as follows: firstly, sleeving a movable connecting piece 5 at the joint on a lifting oil cylinder, adjusting the position of a connector 4 to enable a limiting ring 12 to be in a limiting groove 11, then taking out a wrench or other tools, rotating the movable connecting piece 5 to connect the movable connecting piece 5 with the lifting oil cylinder, when the mounting position is inconvenient to use the tools, sliding a lantern ring 16 on the outer side of an outer pipe 1, sleeving the lantern ring 16 on the outer side of the movable connecting piece 5, then rotating a force receiving arm 17, driving the lantern ring 16 to rotate by the force receiving arm 17, synchronously rotating the movable connecting piece 5 on the inner side of the lantern ring 16 to connect the movable connecting piece 5 with the lifting oil cylinder, then aligning a first threaded hole 7 with a counter bore 8, then inserting a counter bolt 9 into the first threaded hole 7 and the counter bore 8 and screwing, finally inserting a counter bore 10 into the counter bore 8, rotating a fastening bolt 15 in a second threaded hole 14 on a fixing block 13 to enable the fastening bolt, thereby increasing the friction force and improving the firmness of the connection between the movable connecting piece 5 and the lifting oil cylinder.

It should be finally noted that the above only serves to illustrate the technical solution of the present invention, and not to limit the scope of the present invention, and that simple modifications or equivalent replacements performed by those skilled in the art to the technical solution of the present invention do not depart from the spirit and scope of the technical solution of the present invention.

Claims

1. The utility model provides a connect stable lift cylinder rubber tube assembly, includes the outer tube, its characterized in that: the improved sealing device is characterized in that an inner pipe is fixedly connected in the outer pipe, a spring is arranged between the outer pipe and the inner pipe, connectors are fixedly connected to the outer sides of the left end and the right end of the outer pipe, movable connecting pieces are movably connected to the outer sides of the connectors, and sealing rings are fixedly connected to the outer sides of the connectors.

2. The stably connected lifting oil cylinder rubber pipe assembly of claim 1, which is characterized in that: first screw holes are formed in the outer side of the connector symmetrically, counter bores matched with the first screw holes are formed in the movable connecting piece, counter bores and the first screw holes are connected with counter bolts in an internal thread mode, and sealing plugs are connected in the counter bores in a clamping mode.

3. The stably connected lifting oil cylinder rubber pipe assembly of claim 1, which is characterized in that: the limiting groove of loop configuration is seted up to the swing joint spare inboard, the inboard fixedly connected with of connector has the spacing ring with spacing groove sliding connection, connector, swing joint spare, spacing groove and spacing ring are concentric circle structure.

4. The stably connected lifting oil cylinder rubber pipe assembly of claim 1, which is characterized in that: the movable connecting piece is characterized in that fixed blocks which are arranged in an up-down symmetrical mode are fixedly connected to the outer side of the movable connecting piece, a second threaded hole is formed in each fixed block, and a fastening bolt is connected to the inner thread of each second threaded hole in an internal thread mode.

5. The stably connected lifting oil cylinder rubber pipe assembly of claim 1, which is characterized in that: the outer side of the outer pipe is movably connected with a lantern ring, and the upper end and the lower end of the lantern ring are fixedly connected with a force bearing arm.

6. The stably connected lifting oil cylinder rubber pipe assembly of claim 5, which is characterized in that: the movable connecting piece is of a regular hexagon structure, the shape of the inner side of the lantern ring corresponds to that of the movable connecting piece, and the movable connecting piece is connected with the lantern ring in a clamping mode.