CN220538754U - Support assembly assembling structure of central revolving body and collecting ring - Google Patents
Support assembly assembling structure of central revolving body and collecting ring Download PDFInfo
- Publication number
- CN220538754U CN220538754U CN202321730829.8U CN202321730829U CN220538754U CN 220538754 U CN220538754 U CN 220538754U CN 202321730829 U CN202321730829 U CN 202321730829U CN 220538754 U CN220538754 U CN 220538754U
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- mounting plate
- collecting ring
- revolving body
- bracket
- mounting
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- 230000001360 synchronised effect Effects 0.000 claims abstract description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 238000009434 installation Methods 0.000 description 7
- 238000004891 communication Methods 0.000 description 4
- 238000003754 machining Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a bracket assembly structure of a central revolving body and a collecting ring, which comprises a bearing bracket and an assembly bracket; the cable is inserted into the centers of the assembly bracket, the bearing bracket, the collecting ring and the central revolving body; the assembly bracket comprises a first mounting plate and a second mounting plate; the lifting appliance is detachably connected to the first mounting plate; the bearing bracket is provided with a through hole for being matched with the first mounting plate to pass through; the first mounting plate and the second mounting plate are fixedly connected through a connecting pipe and are clamped on the bearing bracket; the stator of the collecting ring is connected with the second mounting plate, the stator of the central revolving body is connected with the bearing bracket through the first mounting plate, and the rotor of the central revolving body is connected with the rotor of the collecting ring, so that synchronous rotation of the two rotors is realized. The utility model can make the assembly of the central revolving body and the collecting ring more convenient, safer and faster.
Description
Technical Field
The utility model relates to the technical field of engineering machinery structures, in particular to a bracket assembly assembling structure of a central revolving body and a collecting ring.
Background
Compared with the traditional excavator, the electric excavator is more energy-saving, environment-friendly and economical, the electric excavator not only needs a central revolving body to realize the hydraulic pipeline communication between the boarding platform and the chassis, but also needs a collecting ring to realize the power cable communication between the chassis and the boarding platform; the central revolving body-also called a central revolving joint-is used for pipeline installation in a hydraulic machine with revolving motion and is mainly used for connecting a hydraulic pipeline of a relatively fixed part and a rotating part, so that the pipeline is prevented from intertwining during the rotating motion; the collecting ring, which is also called a conducting ring, a slip ring, a collecting ring and the like, is used for transmitting power and signals from a fixed position to a rotating position during rotating movement, and avoids the strain of a wire in the rotating process.
The assembly of the central revolving body and the collecting ring of the existing electric excavator is mainly divided into two modes, wherein the first mode is to design a matched mounting end face according to the collecting ring and the central revolving body, firstly, the collecting ring and the central revolving body are assembled into an integral structure, and then the integral structure after the assembly is mounted on a mounting end face of a middle bracket; however, in this installation mode, after the collecting ring and the central revolving body are assembled into an integral structure, the collecting ring and the central revolving body need to be integrally hoisted from top to bottom, the assembly difficulty is high, and when the collecting ring and the central revolving body are installed, any part has quality problems, all the installed collecting ring and the installed central revolving body need to be detached, and the maintainability is poor. The second mode is to use an integrated mounting bracket of the central revolving body and the collecting ring, and the upper and lower mounting planes of the integrated mounting bracket are respectively machined through an integrated mounting bracket structure which is welded integrally, so that the assembly precision requirement of the mounting planes of the central revolving body and the collecting ring is ensured; the central revolving body is arranged on the upper plane of the bracket in the installation mode, and the collecting ring is arranged on the lower plane of the bracket, so that the problem that the first installation mode needs integral hoisting is avoided, but the collecting ring needs to be manually fastened on the bottom from bottom to top, and potential safety hazards exist; in addition, the integrated mounting bracket of the central revolving body and the collecting ring needs to be machined on an upper mounting plane and a lower mounting plane, the clamping and machining processes of the bending plate structure of the integrated mounting bracket are complex, and the manufacturability is poor.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provides a bracket assembly structure of a central revolving body and a collecting ring, which can enable the assembly of the central revolving body and the collecting ring to be more convenient, safer and faster.
In order to achieve the above purpose, the utility model is realized by adopting the following technical scheme:
the utility model provides a bracket assembly structure of a central revolving body and a collecting ring, which comprises a bearing bracket and an assembly bracket; the cable is inserted into the centers of the assembly bracket, the bearing bracket, the collecting ring and the central revolving body;
the assembly bracket comprises a first mounting plate and a second mounting plate; the lifting appliance is detachably connected to the first mounting plate; the bearing bracket is provided with a through hole for being matched with the first mounting plate to pass through; the first mounting plate and the second mounting plate are fixedly connected through a connecting pipe and are clamped on the bearing bracket; the stator of the collecting ring is connected with the second mounting plate, the stator of the central revolving body is connected with the bearing bracket through the first mounting plate, and the rotor of the central revolving body is connected with the rotor of the collecting ring, so that synchronous rotation of the two rotors is realized.
Optionally, the bearing bracket is mounted on the top plate of the chassis.
Optionally, a plurality of threaded holes are formed in the second mounting plate and the stator mounting seat of the collecting ring; and the collecting ring is in threaded connection with the second mounting plate through a second mounting bolt.
Optionally, the first mounting plate and the second mounting plate are both fan-shaped structures; the fan-shaped structure comprises a circular plate and fan blades, wherein the fan blades are distributed on the outer circumference of the circular plate in a circumferential array around the circle center of the circular plate.
Optionally, the threaded holes on the second mounting plate are all formed in the fan pages of the second mounting plate.
Optionally, two third threaded holes which are symmetrical with the center of the circle are formed in the annular plate of the first mounting plate; the lifting appliance is provided with a screw rod which is matched and screwed with the third threaded hole; the lifting appliance is connected with the first mounting plate through screwing the screw rod into the third threaded hole.
Optionally, the fan pages of the first mounting plate are provided with mounting holes; the bearing bracket is provided with a first threaded hole which is respectively matched and communicated with each mounting hole; the stator mounting seat of the central revolving body is provided with second mounting holes which are respectively matched and communicated with the first threaded holes; the first mounting bolts sequentially penetrate through the second mounting holes and the mounting holes and then are screwed on the first threaded holes, so that the stator of the central revolving body is connected with the first mounting plate.
Optionally, the shape of the through hole formed on the bearing bracket is the same as the shape of the periphery of the first mounting plate.
Optionally, the connecting pipe is a welded steel pipe; the first mounting plate and the second mounting plate are respectively welded at two ends of the welded steel pipe.
Compared with the prior art, the utility model has the following beneficial effects:
the bearing bracket and the assembly bracket designed by the utility model realize independent up-down installation of the central revolving body and the collecting ring, and improve the assembly property of the central revolving body and the collecting ring; the assembly bracket and the collecting ring are integrally hoisted after being assembled, so that potential safety hazards existing in the prior art when the collecting ring is independently installed at the bottom of the whole vehicle for hoisting and screwing bolts are effectively avoided; the central revolving body and the collecting ring can be detached separately, so that the maintainability of the revolving device is enhanced, and the hoisting and the disassembly are convenient and quick;
in addition, the central revolving body and the collector ring are assembled in a matched manner through positioning pins and holes, the requirements on parallelism and roughness of the upper mounting surface and the lower mounting surface are high, and machining treatment is needed on the two mounting surfaces; according to the utility model, the first mounting plate and the second mounting plate of the assembly bracket are used for respectively mounting the central revolving body and the collecting ring, only the mounting planes of the first mounting plate and the second mounting plate are required to be processed, the assembly bracket has a compact structure, the assembly is simple and convenient, the processing amount is less, the manufacturability of the bracket assembly is enhanced, and the assembly bracket is suitable for popularization and use.
Drawings
FIG. 1 is an exploded view of an assembly structure of a bracket assembly of a central rotor and a slip ring according to an embodiment of the present utility model;
FIG. 2 is a schematic view of the structure of the fitting channel of the fitting bracket and the bearing bracket according to the embodiment of the present utility model;
FIG. 3 is a schematic view of a mounting bracket according to an embodiment of the present utility model;
FIG. 4 is an assembly schematic of a slip ring according to an embodiment of the present utility model mounted on an assembly bracket;
fig. 5 is an assembly schematic of a spreader according to an embodiment of the present utility model lifting a first mounting plate through a through hole in a carrier bracket;
FIG. 6 is an assembly schematic of a slip ring and an assembly bracket according to an embodiment of the present utility model mounted on a carrier bracket;
FIG. 7 is a schematic view of the overall structure of the center revolving body and the collector ring assembled on the bracket assembly according to the embodiment of the utility model;
fig. 8 is a schematic diagram of a connection between a chassis and a bracket assembly of a central revolving body and a slip ring according to an embodiment of the present utility model.
In the figure: 1. a load bearing bracket; 2. assembling a bracket; 201. a first mounting plate; 202. a connecting pipe; 203. a second mounting plate; 3. a collecting ring; 4. a lifting appliance; 5, a first mounting bolt; 6. a center revolving body; 7. a second mounting bolt; 8. a cable; 9. a chassis; A. a mounting hole; B. a first threaded hole; C. a second mounting hole; D. and a third threaded hole.
Detailed Description
The utility model is further described below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and are not intended to limit the scope of the present utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.
As shown in fig. 1, the bracket assembly structure of a central revolving body and a collecting ring provided by the embodiment of the utility model comprises a bearing bracket 1 and an assembly bracket 2; the cable 8 is inserted in the centers of the assembly bracket 2, the bearing bracket 1, the collecting ring 3 and the central revolving body 6; the bearing bracket 1 is an engineering machinery type central revolving body mounting bracket, the middle position of a mounting plane of the bearing bracket 1 is provided with a matching channel according to the outline dimension of the assembly bracket 2, as shown in fig. 8, two ends of the bearing bracket 1 are respectively arranged on two sides of a top plate of the chassis 9.
As an embodiment of the present utility model, as shown in fig. 3, the mounting bracket 2 includes a first mounting plate 201 and a second mounting plate 203; the lifting appliance 4 is detachably connected to the first mounting plate 201; the lifting appliance (4) can be a lifting ring, a lifting hook or a handle, and the lifting appliance (4) of the embodiment is preferably a lifting ring. Referring to fig. 2, the shape of the through hole formed on the bearing bracket 1 is the same as the shape of the periphery of the first mounting plate 201; the lifting appliance 4 is used for rotatably placing the first mounting plate 201 on the top surface of the bearing bracket 1 after lifting the first mounting plate 201 to pass through the through hole of the bearing bracket 1; the first mounting plate 201 and the second mounting plate 203 are clamped on the bearing bracket 1 through the connecting pipe 202; preferably, the connecting pipe 202 provided in this embodiment is a welded steel pipe, the first mounting plate 201 and the second mounting plate 203 are welded at two ends of the welded steel pipe, and the first mounting plate 201, the welded steel pipe and the second mounting plate 203 form a welding assembly.
Further, the stator of the collecting ring 3 is connected with the second mounting plate 203, the stator of the central revolving body 6 is connected with the bearing bracket 1 through the first mounting plate 201, wherein through holes with the same size as the connecting pipe 202 are formed in the first mounting plate 201 and the second mounting plate 203, a connecting space is provided for the rotors of the central revolving body and the collecting ring, the rotors of the central revolving body 6 are connected with the rotors of the collecting ring 3 to synchronously rotate, and communication between a revolving boarding platform and a chassis of hydraulic oil and a power supply is achieved.
As an embodiment of the present utility model, the first mounting plate 201 and the second mounting plate 203 are both fan-shaped structures; the fan-shaped structure comprises a circular plate and fan pages, wherein each fan page is distributed on the outer circumference of the circular plate in a circumferential array around the circle center of the circular plate; the number of the fan blades of the first mounting plate 201 and the second mounting plate 203 provided in this embodiment is preferably 4, and different numbers of fan blades can be set according to actual requirements, so as to meet the installation requirements of the central revolving body 6 and the collecting ring 3 and can be assembled in a matched manner with the bearing bracket 1.
Referring to fig. 4, two third threaded holes D which are symmetrical with respect to the center of the circle are formed in the annular plate of the first mounting plate 201, and the third threaded holes D are used for mounting the lifting appliance 4; the lifting appliance 4 is provided with a screw rod which is screwed with the third threaded hole D in a matched mode, and the lifting appliance 4 is connected with the first mounting plate 201 through screwing of the screw rod into the third threaded hole D. In addition, a plurality of threaded holes are formed in the fan blades of the second mounting plate 203 and the stator mounting seats of the collector ring 3, and the collector ring 3 is in threaded connection with the second mounting plate 203 through the second mounting bolts 7.
As an embodiment of the present utility model, the fan pages of the first mounting plate 201 are all provided with mounting holes a; the bearing bracket 1 is provided with a first threaded hole B which is respectively matched and communicated with each mounting hole A; a stator mounting seat of the central revolving body 6 is provided with a second mounting hole C which is respectively matched and communicated with each first threaded hole B; the first mounting bolts 5 sequentially pass through the second mounting holes C and the mounting holes A and then are screwed on the first threaded holes B so as to realize the connection between the stator of the central revolving body 6 and the first mounting plate 201.
When assembled, the lifting appliance 4 is mounted on the first mounting plate 201; mounting the slip ring 3 on the second mounting plate 203 using the second mounting bolts 7; as shown in fig. 5, the assembly bracket 2 and the collecting ring 3 are integrally hoisted from bottom to top through the channel of the bearing bracket 1; the assembly bracket 2 and the collecting ring 3 are integrally rotated by a certain angle, so that the mounting hole A on the first mounting plate 201 is overlapped with the first threaded hole B on the bearing bracket 1 (shown by referring to FIG. 6) for mounting the central revolving body 6; the assembly structure that this embodiment provided has solved the collecting ring 3 among the prior art and need hoist and mount in whole car bottom, has avoided the operation risk of whole car bottom. After the assembly bracket 2 and the collecting ring 3 are hoisted, the lifting appliance 4 is disassembled; the cable 8 passes through the middle channel of the central revolving body 6, the central revolving body 6 is independently hoisted, and the rotor of the central revolving body 6 is connected with the rotor of the collector ring 3 through a locating pin; the central revolving body 6, the assembly bracket 2 and the bearing bracket 1 are integrally assembled by using a first mounting bolt 5; referring to fig. 7, the independent installation of the central rotation body 6 and the slip ring 3 is completed.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and variations could be made by those skilled in the art without departing from the technical principles of the present utility model, and such modifications and variations should also be regarded as being within the scope of the utility model.
Claims (9)
1. The bracket assembly assembling structure of the central revolving body and the collecting ring is characterized by comprising a bearing bracket (1) and an assembling bracket (2); the cable (8) is inserted into the centers of the assembly bracket (2), the bearing bracket (1), the collecting ring (3) and the central revolving body (6);
the assembly bracket (2) comprises a first mounting plate (201) and a second mounting plate (203); the first mounting plate (201) is detachably connected with a lifting appliance (4); the bearing bracket (1) is provided with a through hole for being matched with the first mounting plate (201) to pass through; the first mounting plate (201) and the second mounting plate (203) are fixedly connected and clamped on the bearing bracket (1) through a connecting pipe (202); the stator of the collecting ring (3) is connected with the second mounting plate (203), the stator of the central revolving body (6) is connected with the bearing bracket (1) through the first mounting plate (201), and the rotor of the central revolving body (6) is connected with the rotor of the collecting ring (3) so as to realize synchronous rotation of the two rotors.
2. The bracket assembly structure of the central revolving body and the collecting ring according to claim 1, wherein the bearing bracket (1) is arranged on a top plate of the chassis (9).
3. The bracket assembly structure of the central revolving body and the collecting ring according to claim 1, wherein a plurality of threaded holes are formed in the second mounting plate (203) and the stator mounting seat of the collecting ring (3); the collecting ring (3) is in threaded connection with the second mounting plate (203) through a second mounting bolt (7).
4. A bracket assembly structure of a central revolution body and a collecting ring according to any one of claims 1 to 3, wherein the first mounting plate (201) and the second mounting plate (203) are both fan-shaped structures; the fan-shaped structure comprises a circular plate and fan blades, wherein the fan blades are distributed on the outer circumference of the circular plate in a circumferential array around the circle center of the circular plate.
5. The bracket assembly assembling structure of the central revolving body and the collecting ring according to claim 4, wherein the threaded holes on the second mounting plate (203) are all formed on the leaf of the second mounting plate (203).
6. The bracket assembly assembling structure of the central revolving body and the collecting ring according to claim 4, wherein the annular plate of the first mounting plate (201) is provided with two third threaded holes (D) which are symmetrical with the center of the circle; a screw rod which is matched and screwed with the third threaded hole (D) is arranged on the lifting appliance (4); the lifting appliance (4) is connected with the first mounting plate (201) through screwing the screw into the third threaded hole (D).
7. The bracket assembly structure of the central revolving body and the collecting ring according to claim 6, wherein the fan pages of the first mounting plate (201) are provided with mounting holes (a); the bearing bracket (1) is provided with a first threaded hole (B) which is respectively matched and communicated with each mounting hole (A); a stator mounting seat of the central revolving body (6) is provided with second mounting holes (C) which are respectively matched and communicated with the first threaded holes (B); the first mounting bolts (5) sequentially penetrate through the second mounting holes (C) and the mounting holes (A) and then are screwed on the first threaded holes (B) so as to realize connection between the stator of the central revolving body (6) and the first mounting plate (201).
8. The bracket assembly assembling structure of the central revolution body and the collecting ring according to claim 4, wherein the shape of the through hole formed on the bearing bracket (1) is the same as the shape of the periphery of the first mounting plate (201).
9. The bracket assembly structure of the central revolution body and the collecting ring according to claim 1, wherein the connecting pipe (202) is a welded steel pipe; the first mounting plate (201) and the second mounting plate (203) are respectively welded at two ends of the welded steel pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321730829.8U CN220538754U (en) | 2023-07-04 | 2023-07-04 | Support assembly assembling structure of central revolving body and collecting ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321730829.8U CN220538754U (en) | 2023-07-04 | 2023-07-04 | Support assembly assembling structure of central revolving body and collecting ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220538754U true CN220538754U (en) | 2024-02-27 |
Family
ID=89968117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321730829.8U Active CN220538754U (en) | 2023-07-04 | 2023-07-04 | Support assembly assembling structure of central revolving body and collecting ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220538754U (en) |
-
2023
- 2023-07-04 CN CN202321730829.8U patent/CN220538754U/en active Active
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