CN216555880U

CN216555880U - Center revolving body joint

Info

Publication number: CN216555880U
Application number: CN202122777652.4U
Authority: CN
Inventors: 严浩; 陈昌峰
Original assignee: Jianhu Tejia Hydraulic Pipe Fittings Co ltd
Current assignee: Jianhu Tejia Hydraulic Pipe Fittings Co ltd
Priority date: 2021-11-15
Filing date: 2021-11-15
Publication date: 2022-05-17
Anticipated expiration: 2031-11-15

Abstract

The utility model discloses a central revolving body joint, which comprises a sleeving connection section, wherein a chassis connection section is fixedly connected on the sleeving connection section, a through groove is arranged in the sleeving section, a plurality of groups of oil sealing plates are fixedly arranged on the sleeving section, oil passages are formed among the oil sealing plates, a plurality of groups of oil passages are provided with a plurality of upper radial oil holes, a plurality of lower radial oil holes are arranged on the side edge of the chassis connecting section, a plurality of first axial oil holes are arranged on the upper end of the chassis connecting section, the lower end of the sleeve joint section is provided with a plurality of second axial oil holes, the outer side of the sleeve joint section is fixedly connected with an outer sleeve body, the lower end of the outer sleeve body is fixedly connected with a connecting ring, the central revolving body joint is provided with a plurality of oil channels for facilitating oil transportation, the central revolving body joint is convenient for oil transportation operation, and the plurality of upper radial oil holes and the plurality of lower radial oil holes form a plurality of oil passages for oil transportation, so that the oil quantity requirement can be met on the premise of small size.

Description

Center revolving body joint

Technical Field

The utility model relates to the technical field of central revolving joints, in particular to a central revolving joint.

Background

In the application of engineering machinery, the upper mounting part is rotationally movable, the lower mounting part is fixed, a rotary joint body which is connected up and down is needed, the hydraulic power system for getting off the engineering machinery is used, and the electric control system is connected with the control system corresponding to the getting on engineering machinery, so that the control requirement on the engineering machinery is met. However, in the application process, due to the defects and defects of various designs and the interference of water vapor on the electrical control, the electrical control system is often easily damaged or fails to control in the application process, so that the vehicle cannot be used.

Referring to the prior chinese patent with publication number CN201606321U, a central swivel joint is disclosed, which comprises a fixed body and a swivel body, wherein the swivel body is sleeved outside the fixed body and can rotate, the inner cavity of the fixed body is provided with more than one flow guide channel, the outer side wall of the fixed body is provided with more than one flow guide hole, and each flow guide channel is communicated with one flow guide hole; the inner side surface of the revolving body is provided with more than one annular groove, the outer side wall of the revolving body is provided with more than one outlet, and each annular groove is communicated with one outlet.

The center rotary joint has the advantages of simple and compact structure, low cost, simple assembly, long service life and high reliability. However, the above-mentioned central swivel joint still has some disadvantages, such as: the volume is not small enough and convenient, the oil transportation channel is less, and the oil transportation is inconvenient.

SUMMERY OF THE UTILITY MODEL

In view of the problems noted in the background, it is an object of the present invention to provide a center of rotation body joint that solves the problems noted in the background.

The technical purpose of the utility model is realized by the following technical scheme:

the utility model provides a center solid of revolution connects, includes the section of cup jointing, cup joint section upper end fixedly connected with chassis linkage segment, it has logical groove to open in the section to cup joint, cup joint the section and go up fixed a plurality of groups oil shrouding that are equipped with, a plurality of groups form the oil duct between the oil shrouding, a plurality of groups set up a plurality of radial oilholes on the oil duct, a plurality of radial oilholes down have been seted up to chassis linkage segment side, a plurality of first axial oilholes have been seted up to chassis linkage segment upper end, cup joint the section lower extreme and seted up a plurality of second axial oilholes, cup joint section outside fixedly connected with overcoat body, overcoat body lower extreme fixedly connected with go-between.

Through adopting above-mentioned technical scheme, this center solid of revolution connects has the oil transfer of being convenient for of multiple oil ducts, and small durability is good, and this center solid of revolution connects and is equipped with cup joints section and chassis linkage segment, and forms the oil duct between the oil seal board, is convenient for carry out the oil transfer operation, has seted up a plurality of radial oilholes on the oil duct, and a plurality of radial oilholes down have been seted up to chassis linkage segment side, forms multiple oil ducts oil transfer and can satisfy the oil mass demand under small prerequisite, and the overcoat body can protect the cup joint section.

Preferably, one side of the outer sleeve body is fixedly connected with a stop block.

Through adopting above-mentioned technical scheme, the external sleeve body of being convenient for of dog is installed the location.

Preferably, the outer sleeve body is provided with a plurality of external oil holes, and the plurality of external oil holes correspond to the plurality of upper radial oil holes.

Through adopting above-mentioned technical scheme, external oilhole can be realized buffering the oil of carrying, prevents that the impact of oil pressure is too big.

Preferably, the connecting ring is provided with a plurality of first threaded connecting holes.

By adopting the technical scheme, the connecting ring is convenient to install and fix.

Preferably, the upper end of the chassis connecting section is provided with a plurality of second threaded connecting holes, and the plurality of second threaded connecting holes are arranged on the outer side of the first axial oil hole.

Through adopting above-mentioned technical scheme, be convenient for install the chassis linkage segment fixed.

Preferably, the lower end of the sleeving connection section is provided with two groups of third threaded connection holes.

Through adopting above-mentioned technical scheme, be convenient for install fixedly to cup jointing the section.

Preferably, the sleeving section, the chassis connecting section and the connecting ring are of an integrated structure.

By adopting the technical scheme, the revolving body has no welding stress.

In summary, the utility model mainly has the following beneficial effects:

this center solid of revolution connects has the oil transfer of being convenient for of many oil ducts, and small durability is good, and this center solid of revolution connects and is equipped with cup joints section and chassis linkage segment, and forms the oil duct between the oil seal board, is convenient for carry out the oil transfer operation, has seted up a plurality of radial oilholes on the oil duct, and a plurality of radial oilholes down have been seted up to chassis linkage segment side, forms many oil ducts oil transfer and can satisfy the oil mass demand under small prerequisite, and the overcoat body can protect the cup joint section.

Drawings

FIG. 1 is one of the schematic structural diagrams of the present invention;

FIG. 2 is a second schematic structural diagram of the present invention;

FIG. 3 is one of the partial structural schematics of the present invention;

fig. 4 is a second partial schematic structural diagram of the present invention.

Reference numerals: 1. a sleeving section; 2. a chassis connection section; 3. a through groove; 4. an oil seal plate; 5. an oil passage; 6. an upper radial oil hole; 7. a lower radial oil hole; 8. a first axial oil hole; 9. a second axial oil hole; 10. an outer casing; 11. a connecting ring; 12. a stopper; 13. an external oil hole; 14. a first threaded connection hole; 15. a second threaded connection hole; 16. and a third threaded connection hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1 to 4, a center solid of revolution connects, including cup jointing section 1, fixedly connected with chassis linkage segment 2 on the section of cup jointing 1, logical groove 3 has been seted up in the section of cup jointing 1, the section of cup jointing 1 is gone up to fix and is equipped with a plurality of groups oil shrouding 4, form oil duct 5 between a plurality of groups oil shrouding 4, a plurality of radial oilhole 6 of going up have been seted up on a plurality of groups oil duct 5, a plurality of radial oilhole 7 down have been seted up to 2 sides of chassis linkage segment, a plurality of first axial oilhole 8 have been seted up to 2 upper ends of chassis linkage segment, a plurality of second axial oilholes 9 have been seted up to 1 lower extreme of the section of cup jointing, 1 outside fixedly connected with outer casing 10 of cup jointing, outer casing 10 lower extreme fixedly connected with go-between 11.

Referring to fig. 2, since the stopper 12 is fixedly connected to one side of the outer casing 10, the stopper 12 facilitates the installation and positioning of the outer casing 10.

Referring to fig. 2, since the outer sleeve 10 is provided with a plurality of external oil holes 13, and the plurality of external oil holes 13 correspond to the plurality of upper radial oil holes 6, the external oil holes 13 can buffer the oil to be conveyed, thereby preventing the oil pressure from being impacted too much.

Referring to fig. 1, the connection ring 11 is provided with a plurality of first threaded connection holes 14, so that the connection ring 11 is convenient to mount and fix.

Referring to fig. 3, the chassis connection section 2 is conveniently installed and fixed because the upper end of the chassis connection section 2 is provided with the plurality of second threaded connection holes 15, and the plurality of second threaded connection holes 15 are arranged outside the first axial oil hole 8.

Referring to fig. 1, two sets of third threaded connection holes 16 are formed at the lower end of the socket joint section 1, so that the socket joint section 1 is convenient to mount and fix.

Referring to fig. 1, the socket joint section 1, the chassis connection section 2 and the connection ring 11 are of an integral structure, so that the rotator has no welding stress.

The use principle and the advantages are as follows:

this center revolving body connects has many oil ducts 5 and is convenient for the oil delivery, and small durability is good, and this center revolving body connects and is equipped with cup joints section 1 and chassis linkage segment 2, and forms oil duct 5 between the oil seal board 4, is convenient for carry out the oil delivery operation, has seted up a plurality of radial oilholes 6 on the oil duct 5, and a plurality of radial oilholes 7 down have been seted up to chassis linkage segment 2 side, forms 5 oil deliveries of many oil ducts and can satisfy the oil mass demand under the small prerequisite, and outer cover body 10 can protect cup jointing section 1.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a center solid of revolution connects, includes cup joint section (1), its characterized in that: fixedly connected with chassis linkage segment (2) on cup jointing section (1), logical groove (3) have been seted up in cup jointing section (1), cup joint section (1) and go up fixed a plurality of groups oil shrouding (4) that are equipped with, a plurality of groups form oil duct (5), a plurality of groups set up a plurality of radial oilhole (6) on oil duct (5), a plurality of radial oilhole (7) down have been seted up to chassis linkage segment (2) side, a plurality of first axial oilhole (8) have been seted up to chassis linkage segment (2) upper end, a plurality of second axial oilhole (9) have been seted up to cup joint section (1) lower extreme, cup joint section (1) outside fixedly connected with outer cover body (10), outer cover body (10) lower extreme fixedly connected with connecting ring (11).

2. A central body of rotation joint as claimed in claim 1, wherein: one side of the outer sleeve body (10) is fixedly connected with a stop block (12).

3. A central body of rotation joint as claimed in claim 1, wherein: a plurality of external oil holes (13) are formed in the outer sleeve body (10), and the external oil holes (13) correspond to the upper radial oil holes (6).

4. A central body of rotation joint as claimed in claim 1, wherein: the connecting ring (11) is provided with a plurality of first threaded connecting holes (14).

5. A central body of rotation joint as claimed in claim 1, wherein: a plurality of second threaded connecting holes (15) are formed in the upper end of the chassis connecting section (2), and the second threaded connecting holes (15) are formed in the outer side of the first axial oil hole (8).

6. A central body of rotation joint as claimed in claim 1, wherein: two groups of third threaded connecting holes (16) are formed in the lower end of the sleeving section (1).

7. A central body of rotation joint as claimed in claim 1, wherein: the sleeving connection section (1), the chassis connection section (2) and the connecting ring (11) are of an integrated structure.