CN223004637U - Multi-head rotary hydraulic joint - Google Patents
Multi-head rotary hydraulic joint Download PDFInfo
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- CN223004637U CN223004637U CN202422196537.1U CN202422196537U CN223004637U CN 223004637 U CN223004637 U CN 223004637U CN 202422196537 U CN202422196537 U CN 202422196537U CN 223004637 U CN223004637 U CN 223004637U
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- positioning
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- outer sleeve
- rotary hydraulic
- hydraulic joint
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Abstract
The utility model discloses a multi-head rotary hydraulic joint, which belongs to the field of hydraulic joints and comprises an outer sleeve, wherein the outer sleeve is provided with a first outer interface and a second outer interface, and the second outer interface is positioned below the first outer interface. According to the multi-head rotary hydraulic joint, the situation that the oil body leaks due to poor sealing can be effectively prevented through the upper connecting gaskets and the lower connecting gaskets which are arranged, the second positioning semi-ring is pushed to move towards the first positioning semi-ring through the arranged positioning members, the second positioning semi-ring and the first positioning semi-ring are attached to the mounting columns on the machine table, the positioning bolts sequentially penetrate through the first positioning lug plate and the second positioning lug plate, the positioning nuts are screwed to enable the second positioning semi-ring to be positioned on the first positioning semi-ring, the whole installation of the outer sleeve is completed, and the stability of the whole outer sleeve in operation can be improved.
Description
Technical Field
The utility model belongs to the field of hydraulic connectors, and particularly relates to a multi-head rotary hydraulic connector.
Background
The movable joints between the hydraulic cylinders are mainly used for propping up respective valve cores against each other under the action of external force to ensure smoothness of pipelines, the oil paths are closed under the action of respective return springs in a mutually time-sharing manner, when the tightness of the joint between the plug head and the external cylinder is not high, and when the hydraulic joints rotate, leakage easily occurs at the joint of the plug head and the external cylinder, when the hydraulic joints are integrally connected with the machine mounting column, the hydraulic joints are always directly penetrated into the openings of the machine mounting column, the integral stability of the hydraulic joints is weaker, and a chassis of one hydraulic joint only corresponds to the openings of one machine mounting column, so that the adaptation range is smaller, and improvement is needed.
The present utility model seeks to mitigate or at least alleviate such problems or disadvantages by providing a new or otherwise improved hydraulic fitting.
Disclosure of utility model
Aiming at one or more of the defects or improvement demands of the prior art, the utility model provides a multi-head rotary hydraulic joint, which has the advantages that the tightness of the joint of a plug head and an external oil cylinder is improved, and the hydraulic joint can be connected with a plurality of machine mounting columns with different sizes and the adaptation range is improved.
In order to achieve the above-mentioned objective, the present utility model provides a multi-head rotary hydraulic joint, which comprises an outer sleeve, a first outer joint and a second outer joint, wherein the second outer joint is positioned below the first outer joint, and an upper sealing cover and a lower sealing cover are respectively and removably arranged at two tail ends of the second outer joint;
An inner sleeve, an upper rotary table and a lower rotary table are respectively and removably arranged at two tail ends of the inner sleeve, the upper rotary table and the lower rotary table are rotatably arranged in the outer sleeve, a flow area for bearing fluid is formed between the inner sleeve and the outer sleeve, and the fluid in the flow area can flow out from the first outer interface and the second outer interface;
The plurality of groups of connecting pipes are detachably arranged on the inner sleeve and are communicated with the flowing area;
the upper connecting plug head is detachably arranged in the first outer interface;
a lower connecting plug which is detachably arranged in the second external interface, and
And the positioning member is detachably arranged at the bottom of the outer sleeve.
As a further development of the utility model, the connecting tube is formed by a vertical section and a curved section connected to the vertical section, wherein the curved section is detachably connected to the inner sleeve and the curved section communicates with the vertical section.
As a further improvement of the utility model, the connecting pipe has a vertical section with a screw thread opening, the screw thread opening is distributed from top to bottom along the vertical section of the connecting pipe, and the size of the screw thread opening is mutually matched with the size of the vertical section of the connecting pipe.
As a further improvement of the utility model, a plurality of groups of sealing screws are also removably arranged on the outer wall surface of the outer sleeve in a penetrating way, each group of sealing screws is provided with a sealing ring, and the size of the sealing ring is matched with the size of the sealing screws.
As a further improvement of the utility model, an upper connecting pad is removably arranged on one end of the upper connecting plug head away from the first outer interface, and the size of the upper connecting pad is matched with the size of the upper connecting plug head.
As a further improvement of the utility model, a lower connecting pad is removably arranged on one end of the lower connecting plug away from the second external interface, and the size of the lower connecting pad is mutually matched with that of the lower connecting plug.
As a further improvement of the present utility model, the positioning member includes
The first positioning semi-ring is detachably arranged at the bottom of the outer sleeve, and a first positioning lug plate is integrally formed on the side surface of the first positioning semi-ring;
The second positioning semi-ring is adjacent to one side of the first positioning semi-ring, a clamping area is formed between the second positioning semi-ring and the first positioning semi-ring, and a second positioning lug plate is integrally formed on the side surface of the second positioning semi-ring;
A positioning bolt passing through the first positioning lug plate and the second positioning lug plate in sequence, and
And the positioning nut is rotatably arranged on the positioning bolt.
As a further improvement of the utility model, a first anti-slip rubber pad is detachably arranged on the inner circumferential surface of the first positioning semi-ring, and a second anti-slip rubber pad is detachably arranged on the inner circumferential surface of the second positioning semi-ring.
In general, the above technical solutions conceived by the present utility model have the beneficial effects compared with the prior art including:
According to the multi-head rotary hydraulic joint, the multi-group connecting pipes are arranged, the multi-head rotary hydraulic joint can be communicated with an external total oil pipe, an oil body is injected into a flowing area, after an upper connecting plug head and a lower connecting plug head are respectively connected with an external oil cylinder, the oil body flows into the oil cylinder from the upper connecting plug head and the lower connecting plug head respectively, leakage of the oil body due to poor sealing can be effectively prevented through the upper connecting gasket and the lower connecting gasket which are arranged, meanwhile, the second positioning semi-ring is pushed to move towards the first positioning semi-ring through the positioning member which is arranged, so that the second positioning semi-ring and the first positioning semi-ring are attached to mounting columns on a machine table, positioning bolts sequentially penetrate through the first positioning lug plate and the second positioning lug plate, and the positioning nuts are screwed to position the second positioning semi-ring on the first positioning semi-ring, so that integral mounting of the outer sleeve is completed, and the stability of the whole outer sleeve in running can be improved.
Drawings
FIG. 1 is a schematic view of the overall structure of a multi-head rotary hydraulic joint of the present utility model;
FIG. 2 is a split view of a multi-headed rotary hydraulic joint of the present utility model;
FIG. 3 is a schematic view of the outer sleeve of the present utility model;
FIG. 4 is a schematic view of the overall structure of the positioning member of the present utility model;
FIG. 5 is a top view of the outer sleeve and inner sleeve of the present utility model in connection;
FIG. 6 is a schematic view of the overall structure of the lower connecting plug of the present utility model;
Fig. 7 is a schematic view of the structure of the multi-head rotary hydraulic joint of the present utility model when the positioning member is replaced with a flange.
In all the drawings, the same reference numerals refer to the same technical characteristics, and the technical characteristics comprise 1, an outer sleeve, 11, an upper sealing cover, 12, a lower sealing cover, 2, an inner sleeve, 21, an upper turntable, 22, a lower turntable, 3, a connecting pipe, 4, an upper connecting plug, 41, an upper connecting gasket, 5, a lower connecting plug, 51, a lower connecting gasket, 6, a sealing screw, 7, a positioning member, 71, a first positioning half ring, 72, a first positioning lug plate, 73, a second positioning half ring, 74, a second positioning lug plate, 75, a positioning bolt, 76 and a positioning nut.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The terms "comprises," "comprising," and/or the like, as used herein, specify the presence of stated features, steps, operations, and/or components, but do not preclude the presence or addition of one or more other features, steps, operations, or components.
All terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art unless otherwise defined. It should be noted that the terms used herein should be construed to have meanings consistent with the context of the present specification and should not be construed in an idealized or overly formal manner.
In the embodiment, a multi-head rotary hydraulic joint is shown in fig. 1-7, wherein fig. 1 is a schematic structural diagram of the whole multi-head rotary hydraulic joint of the utility model, fig. 2 is a split view of the multi-head rotary hydraulic joint of the utility model, fig. 3 is a schematic structural diagram of the whole outer sleeve of the utility model, fig. 4 is a schematic structural diagram of the whole positioning member of the utility model, fig. 5 is a top view of the outer sleeve and the inner sleeve when connected, fig. 6 is a schematic structural diagram of the whole lower connecting plug of the utility model, which comprises an outer sleeve 1, which is provided with a first outer interface and a second outer interface, the second outer interface is arranged below the first outer interface, an upper sealing cover 11 and a lower sealing cover 12 are respectively and removably arranged at two tail ends of the second outer interface, an upper turntable 21 and a lower turntable 22 are respectively and removably arranged at two tail ends of the inner sleeve 2, which are rotatably arranged in the outer sleeve 1, a flow area for bearing fluid is formed between the inner sleeve and the outer sleeve 1, the fluid in the flow area can flow out from the first outer interface and the second outer interface, a plurality of groups 3 are detachably arranged on the inner sleeve 2, which is provided with a first outer interface and a second outer interface, a plurality of groups 3 are detachably arranged on the inner sleeve 2, and a plurality of outer connecting pipes are detachably arranged on the inner sleeve 1, and a plurality of outer connecting plugs are detachably arranged on the outer interfaces, and are detachably arranged on the inner sleeve 4, and a plurality of outer connecting plug and a first outer connecting plug and a lower connector is detachably arranged.
The utility model is based on an integral thought that through a plurality of groups of connecting pipes 3 which are arranged, the connecting pipes can be communicated with an external connecting main oil pipe, and oil bodies are injected into a flowing area, after an upper connecting plug 4 and a lower connecting plug 5 are respectively connected with an external connecting oil cylinder, the oil bodies respectively flow into the oil cylinder from the upper connecting plug 4 and the lower connecting plug 5, through an upper connecting gasket 41 and a lower connecting gasket 51 which are arranged, the condition that the oil bodies leak due to poor sealing can be effectively prevented, meanwhile, through a positioning member 7 which is arranged, the second positioning semi-ring 73 is pushed to move towards the first positioning semi-ring 71, so that the second positioning semi-ring 73 and a mounting column on a machine table are attached, and after positioning bolts 75 pass through a first positioning lug plate 72 and a second positioning lug plate 74 in sequence, the second positioning semi-ring 73 is positioned on the first positioning semi-ring 71, so that the integral installation of the outer sleeve 1 is completed, the stability of the whole outer sleeve 1 can be effectively improved when in operation, and a sealing ring 22 is arranged below an upper rotary disc 21, and a sealing ring 22 is also arranged on the rotary disc or a sealing ring can not leak oil, and a sealing ring can be prevented from being rotated, and the service life of the hydraulic oil can be prolonged.
In some embodiments, more specifically, in order to facilitate the connection between the connecting tube 3 and the inner sleeve 2, the connecting tube 3 is composed of a vertical section and a curved section connected to the vertical section, wherein the curved section is detachably connected to the inner sleeve 2, and the curved section is mutually communicated with the vertical section.
In some embodiments, more specifically, in order to facilitate the connection of the whole connecting pipe 3 with the external main oil pipe, a threaded opening is further provided on the vertical section of the connecting pipe 3, the threaded opening is arranged from top to bottom along the vertical section of the connecting pipe 3, and the size of the threaded opening is mutually matched with the size of the vertical section of the connecting pipe 3.
In some embodiments, in order to facilitate further increasing the plugging effect of the outer wall surface of the outer sleeve 1 on the outer sleeve 1, multiple groups of sealing screws 6 are further removably threaded on the outer wall surface of the outer sleeve 1, each group of sealing screws 6 is provided with a sealing ring, and the size of the sealing ring is matched with the size of the sealing screw 6.
In some embodiments, more specifically, in order to further increase the tightness of the upper connection plug 4 when connected to the external cylinder and to prevent oil leakage when the upper connection plug 4 is connected to the external cylinder, an upper connection pad 41 is removably disposed at an end of the upper connection plug 4 away from the first external port, and the size of the upper connection pad 41 is adapted to the size of the upper connection plug 4.
In some embodiments, more specifically, in order to further increase the tightness of the connection between the lower connection plug 5 and the external cylinder and to prevent oil leakage when the lower connection plug 5 is connected to the external cylinder, a lower connection pad 51 is removably disposed at an end of the lower connection plug 5 away from the second external port, and the size of the lower connection pad 51 is mutually matched with the size of the lower connection plug 5.
Next, a more specific structure and construction are given to the whole positioning member 7 for further explanation, the positioning member 7 includes a first positioning half ring 71 detachably arranged at the bottom of the outer sleeve 1, a first positioning lug 72 integrally formed on the side surface thereof, a second positioning half ring 73 adjacent to one side of the first positioning half ring 71, forming a clamping area with the first positioning half ring 71, a second positioning lug 74 integrally formed on the side surface thereof, a positioning bolt 75 passing through the first positioning lug 72 and the second positioning lug 74 in sequence, and a positioning nut 76 rotatably arranged on the positioning bolt 75;
Next, the use principle of the whole positioning member 7 is further explained, the second positioning half ring 73 is pushed to move towards the first positioning half ring 71, so that the second positioning half ring 73 and the first positioning half ring 71 are attached to the mounting posts on the machine, and the positioning bolts 75 sequentially pass through the first positioning ear plates 72 and the second positioning ear plates 74, and the positioning nuts 76 are screwed to position the second positioning half ring 73 on the first positioning half ring 71, so that the whole installation of the outer sleeve 1 is completed.
In some embodiments, in order to further enhance the connection tightness between the whole positioning member 7 and the mounting post on the machine, a first anti-slip rubber pad is detachably disposed on the inner circumferential surface of the first positioning half ring 71, and a second anti-slip rubber pad is detachably disposed on the inner circumferential surface of the second positioning half ring 73.
As shown in fig. 7, in the present utility model, the positioning member 7 may be a flange, and the upper end surface of the flange is provided with a plurality of groups of positioning holes from top to bottom, and after the bolts pass through the positioning holes, the bolts are positioned on the mounting posts, so that the multi-head rotary hydraulic joint can be mounted on the fixing posts, and can be stably and fixedly mounted to adapt to different mounting situations.
In summary, can be linked together with external total oil pipe through the multiunit connecting pipe 3 that lays, and make the oil body pour into the flow region, be connected with external hydro-cylinder respectively at last connecting plug 4 and lower connecting plug 5 back, the oil body flows into the hydro-cylinder from last connecting plug 4 and lower connecting plug 5 again respectively, through last connecting pad 41 and lower connecting pad 51 that lays, can effectually prevent the oil body because the condition that the leak appears not good of sealing, simultaneously through the locating component 7 that lays, move towards first locating semi-ring 71 at promotion second locating semi-ring 73, so that second locating semi-ring 73 and first locating semi-ring 71 all laminate with the erection column on the board, pass in proper order from first locating otic placode 72 and second locating otic placode 74 with the locating bolt 75, twist the locating nut 76 so that second locating semi-ring 73 is located on first locating semi-ring 71, in order to accomplish the holistic installation of outer sleeve 1, can make the whole stability of outer sleeve 1 obtain when moving.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 (8)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422196537.1U CN223004637U (en) | 2024-09-09 | 2024-09-09 | Multi-head rotary hydraulic joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422196537.1U CN223004637U (en) | 2024-09-09 | 2024-09-09 | Multi-head rotary hydraulic joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223004637U true CN223004637U (en) | 2025-06-20 |
Family
ID=96053644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202422196537.1U Active CN223004637U (en) | 2024-09-09 | 2024-09-09 | Multi-head rotary hydraulic joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223004637U (en) |
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- 2024-09-09 CN CN202422196537.1U patent/CN223004637U/en active Active
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