CN215398270U - One-way non-return anti-loosening wedge-shaped mechanism - Google Patents
One-way non-return anti-loosening wedge-shaped mechanism Download PDFInfo
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- CN215398270U CN215398270U CN202121733524.3U CN202121733524U CN215398270U CN 215398270 U CN215398270 U CN 215398270U CN 202121733524 U CN202121733524 U CN 202121733524U CN 215398270 U CN215398270 U CN 215398270U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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Abstract
The utility model provides a one-way non-return anti-loosening wedge-shaped mechanism which is provided with a vehicle-mounted base and a bearing main beam, wherein the bearing main beam is fixedly connected with the vehicle-mounted base through a limiting pin shaft; the anti-loosening mechanism is further arranged, a fixed wedge block of the anti-loosening mechanism is fixed with the vertical support frame, a bracket of the anti-loosening mechanism is fixed with the bearing girder, and a sliding wedge block is arranged between the fixed wedge block and the bracket of the anti-loosening mechanism. The eccentric shaft is arranged above the sliding wedge-shaped block, and the outer circular surface of the eccentric shaft is tangent to the top surface of the sliding wedge-shaped block; two ends of the eccentric shaft penetrate through the vertical supporting frame and the anti-loosening mechanism bracket to be connected with the one-way check bearing, and one end of the eccentric shaft is also connected with the heavy hammer. When the automobile runs on a bumpy road surface, the heavy hammer swings downwards along with bumping by taking the eccentric shaft as a circle center under the action of self weight to drive the eccentric shaft to rotate, and the outer circular surface of the eccentric shaft downwards extrudes the sliding wedge block; due to the action of the one-way check bearing, the eccentric shaft can only rotate along one direction, so that the vehicle-mounted base and the bearing main beam are firmly locked in the vertical direction.
Description
Technical Field
The utility model relates to all mechanical anti-loosening mechanisms applied to bumpy working conditions, such as the technical field of automobile manufacturing and assembling, in particular to a one-way non-return anti-loosening wedge-shaped mechanism.
Background
With the development of economy and science and technology and the proposal of strategic targets at the national level of carbon neutralization and carbon peak reaching, new energy automobiles are more and more widely applied, and particularly heavy truck battery replacement becomes the main trend of heavy truck development. The battery box vehicle-mounted base and the bearing main beam which are used for replacing the battery by the heavy truck are usually fixed together in a bolting mode. The vehicle-mounted base can not only slide in the horizontal direction relative to the bearing main beam, but also be affected by the bumping amplitude and frequency, and can vibrate along the vertical upper direction, so that the bolt is easy to loosen, the vehicle-mounted base is loosened, potential safety hazards are formed on the vehicle-mounted battery, and the driving safety of the automobile is further affected.
Disclosure of Invention
The utility model aims to solve the technical defects and provides a one-way non-return anti-loosening wedge-shaped mechanism which locks a vehicle-mounted base and a bearing main beam (schematic) in the vertical direction.
Therefore, the utility model provides a one-way non-return anti-loosening wedge-shaped mechanism which is provided with a vehicle-mounted base and a bearing girder, wherein the vehicle-mounted base is connected with the bearing girder through a limiting pin shaft, and the one-way non-return anti-loosening wedge-shaped mechanism is also provided with a loosening prevention mechanism which ensures that the vehicle-mounted base tightly holds the bearing girder and prevents the vehicle-mounted base from loosening in the vertical direction of the bearing girder.
Preferably, the anti-loosening mechanism comprises a heavy hammer, an eccentric shaft connecting rod, an eccentric shaft, a wedge-shaped block pair and an anti-loosening mechanism bracket; the vehicle-mounted base comprises a main support frame and a vertical support frame which are fixedly connected together, the vertical support frame is U-shaped, and the wedge block pair is arranged in a U-shaped groove of the vertical support frame. The wedge block pair comprises a fixed wedge block and a sliding wedge block, and the fixed wedge block is fixedly connected with the vertical support frame through a screw; the anti-loosening mechanism bracket is fixedly connected with the bearing main beam through a screw; the sliding wedge block is clamped between the fixed wedge block and the anti-loosening mechanism bracket. The eccentric shaft is arranged above the sliding wedge-shaped block, and the outer circular surface of the eccentric shaft is tangent to the top surface (namely the big end) of the sliding wedge-shaped block; two ends of the eccentric shaft sequentially penetrate through the vertical support frame and two ends of the anti-loosening mechanism bracket and are connected with the one-way check bearing; the one-way non-return bearing is fixedly arranged in the bearing chamber at the outer sides of the two ends of the bracket of the anti-loosening mechanism. One end of the eccentric shaft extends out of the one-way check bearing and is connected with the eccentric shaft connecting rod; the tail end of the eccentric shaft connecting rod is connected with a heavy hammer.
Preferably, the anti-loosening mechanism bracket comprises a bracket back plate, the bracket back plate is fixedly connected with the bearing main beam through a screw and a base plate, the head end of the screw is arranged on the outer side of the bracket back plate, and the tail end of the screw is in threaded connection with the base plate; the two ends of the bracket back plate are provided with connecting lug plates, the vertical support frame is arranged between the two connecting lug plates, and the one-way non-return bearing is fixed in a bearing chamber outside the connecting lug plates.
Preferably, screw locking pads are arranged between the screw and the vertical support frame and between the screw and the locking mechanism bracket, folded edges are arranged at two ends of each screw locking pad, and the folded edges are arranged on the outer side of the head of the screw to prevent the screw from reversely loosening.
Preferably, a reinforcing rib is further arranged between the main support frame and the vertical support frame.
Preferably, the middle parts of the fixed wedge-shaped block and the sliding wedge-shaped block are provided with corresponding positioning mounting holes.
Preferably, on-vehicle base still includes the connection ear frame, and the both sides that the connection ear frame located on-vehicle base pass through screw and bear girder fixed connection.
The utility model provides a one-way non-return anti-loosening wedge-shaped mechanism which has the following beneficial effects:
the utility model is provided with a vehicle-mounted base and a bearing main beam (indication), wherein the vehicle-mounted base and the bearing main beam (indication) are fixedly connected in the horizontal direction through a limiting pin shaft, so that the vehicle-mounted base is prevented from sliding along the horizontal direction of the bearing main beam (indication). When the automobile runs on a bumpy road surface, a heavy hammer of the anti-loosening mechanism swings downwards along with bumping by taking the eccentric shaft as a circle center under the action of self weight to drive the eccentric shaft to rotate, and the outer circular surface of the eccentric shaft downwards extrudes the sliding wedge block to move downwards, so that the vehicle-mounted base and the bearing main beam (indication) are further fixed. Due to the arrangement of the one-way check bearing, the eccentric shaft can only rotate along one direction, and the corresponding sliding wedge block can only move downwards, so that the vehicle-mounted base and the bearing main beam (indication) are firmly locked in the vertical direction.
The utility model has simple structure, the sliding wedge-shaped block is locked more and more tightly by utilizing the rotary extrusion of the eccentric shaft, and the arrangement of the one-way check bearing avoids the reverse rotation of the eccentric shaft to firmly fix the vehicle-mounted base and the bearing main beam (indication) in the vertical direction, thus the utility model can be widely applied to the technical field of automobile manufacturing and assembling.
Drawings
FIG. 1 is a schematic structural view of an assembled perspective view of the present invention;
FIG. 2 is a schematic structural view of the truck mount of the present invention;
FIG. 3 is a schematic structural view of the anti-loosening mechanism of the present invention;
FIG. 4 is a schematic structural view of the anti-loosening mechanism bracket of the present invention;
fig. 5 is a schematic structural diagram of the wedge block pair of the present invention.
The labels in the figure are: 1. the anti-reverse-rotation vehicle-mounted device comprises a vehicle-mounted base, 11 a connecting lug frame, 12 a main support frame, 13 a vertical support frame, 14 reinforcing ribs, 15 limiting pin shafts, 2 a bearing main beam (shown), 3 a locking mechanism, 31 a heavy hammer, 32 an eccentric shaft, 33 a fixed wedge block, 331 a positioning installation hole, 34 a sliding wedge block, 35 a locking mechanism bracket, 351 a bracket back plate, 352 a connecting lug plate, 36 a one-way check bearing, 37 an eccentric shaft connecting rod, 38 a backing plate, 39 a screw anti-reverse-rotation U-shaped plate and 391 folding edges.
Detailed Description
The utility model is further described below in conjunction with the drawings and the specific embodiments to assist in understanding the contents of the utility model. The method used in the utility model is a conventional method if no special provisions are made; the raw materials and the apparatus used are, unless otherwise specified, conventional commercially available products.
As shown in fig. 1 to 5, the utility model provides a one-way check anti-loosening wedge-shaped mechanism, which is provided with a vehicle-mounted base 1 and two bearing main beams 2 (shown) by taking heavy truck power exchange of a new energy automobile as an example, the vehicle-mounted base is respectively arranged at two ends of the vehicle-mounted base 1 and fixedly connected with connecting lug frames 11 at two sides of the vehicle-mounted base 1 through limiting pin shafts 15, and the vehicle-mounted base 1 and the bearing main beams 2 (shown) are fixed in the horizontal direction by the limiting pin shafts 15 to prevent the vehicle-mounted base 1 from sliding along the horizontal direction of the bearing main beams 2 (shown). The anti-loosening device is further provided with four anti-loosening mechanisms 3, the four anti-loosening mechanisms 3 are symmetrically arranged below the vehicle-mounted base 1, the anti-loosening mechanisms 3 guarantee that the vehicle-mounted base 1 tightly holds the bearing main beam 2 (schematic), and the vehicle-mounted base 1 is prevented from loosening in the vertical direction of the bearing main beam 2 (schematic).
Specifically, the anti-loosening mechanism 3 includes a weight 31, an eccentric shaft connecting rod 37, an eccentric shaft 32, a wedge pair and an anti-loosening mechanism bracket 35. The vehicle-mounted base 1 comprises a main support frame 12 and a vertical support frame 13 which are fixedly connected together, the vertical support frame 13 is in a U shape, a wedge block pair is arranged in a U-shaped groove of the vertical support frame 13 and comprises a fixed wedge block 33 and a sliding wedge block 34, the fixed wedge block 33 and the sliding wedge block 34 are provided with adaptive and inclined wedge surfaces, and the fixed wedge block 33 and the sliding wedge block 34 are connected in a sliding mode. The large cross section end of the fixed wedge block 33 faces downwards and is fixedly connected with the vertical support frame 13 through a screw; the anti-loosening mechanism bracket 35 is fixedly connected with the bearing main beam 2 (shown) through a screw; the large cross section end of the sliding wedge block 34 faces upwards, and the sliding wedge block is clamped between the fixed wedge block 33 and the anti-loosening mechanism bracket 35 and can move downwards along the wedge surface. The eccentric shaft 32 is arranged above the sliding wedge block 34, the outer circular surface of the eccentric shaft is tangent to the top surface (namely the big end) of the sliding wedge block 34, two ends of the eccentric shaft 32 sequentially penetrate through the vertical support frame 13 and two ends of the anti-loosening mechanism bracket 35 to be connected with the one-way non-return bearing 36, and the one-way non-return bearing 36 is fixedly arranged in the bearing chamber outside the two ends of the anti-loosening mechanism bracket 35; one end of the eccentric shaft 32 extends out of the one-way check bearing 36 to connect with the eccentric shaft connecting rod 37, the extending direction of the eccentric shaft connecting rod 37 is perpendicular to the extending direction of the eccentric shaft 32, and the end of the eccentric shaft connecting rod 37 is connected with the weight 31.
When the automobile runs on a bumpy road, the heavy hammer 31 swings downwards along with bumps by taking the eccentric shaft 32 as a circle center under the action of self weight, the torque is transmitted to the eccentric shaft 32 through the eccentric shaft connecting rod 37 to drive the eccentric shaft 32 to rotate, and the outer circle surface of the eccentric shaft 32 downwards extrudes the sliding wedge block 34. Due to the arrangement of the one-way check bearing 36, the eccentric shaft 32 can only rotate along one direction, and the corresponding sliding wedge block 34 can only move downwards, so that the vehicle-mounted base 1 and the main bearing beam 2 (indicated) are in a locked state in the vertical direction and are only tightened more and more.
Further, the locking mechanism bracket 35 includes a bracket back plate 351, the bracket back plate 351 is fixedly connected with the bearing main beam (indication) 2 through a screw and a backing plate 38, the bracket back plate 351 and the backing plate 38 are arranged on the front side and the rear side of the bearing main beam (indication) 2, the head end of the screw is arranged on the outer side of the bracket back plate 351, and the tail end of the screw is in threaded connection with the backing plate 38 to fix the locking mechanism bracket 35 and the bearing main beam 2 (indication). The two ends of the bracket back plate 351 are provided with connecting lug plates 352, the vertical support frame 13 is arranged between the two connecting lug plates 352, and the one-way check bearing 36 is fixed in a bearing chamber on the outer side of the connecting lug plates 352, so that the eccentric shaft 32 can be conveniently installed and fixed.
Screw anti-loosening pads 39 are arranged between the screw and the vertical support frame 13 and between the screw and the anti-loosening mechanism bracket 35, folded edges 391 are arranged at two ends of the screw anti-loosening pads 39, and the folded edges 391 are arranged on the outer side of the head of the screw and are in contact with or close to one side face of the head of the screw, so that the screw is prevented from being reversely loosened. During assembly, the screw anti-loosening pad 39 can be a straight plate, and after the screw is screwed down, the two ends of the screw anti-loosening pad 39 are bent to form the folded edges 391, so that the operation is convenient.
Further, reinforcing ribs 14 are arranged between the main supporting frame 12 and the vertical supporting frame 13, so that the strength of the vehicle-mounted base 1 is enhanced.
The fixed wedge block 33 and the sliding wedge block 34 are provided with corresponding positioning and mounting holes 331 in the middle. During assembly, the fixed wedge block 33 and the sliding wedge block 34 are fixed together by using the positioning screw and the positioning mounting hole 331, and the positioning screw is taken out after the whole anti-loosening mechanism 3 is assembled.
The working principle of the utility model is as follows:
after the anti-loosening mechanism 3 is assembled, the sliding wedge block 34 is clamped between the fixed wedge block 33 and the anti-loosening mechanism bracket 35, and the positioning screw for fixing the sliding wedge block 34 is pulled out.
When the automobile runs on a bumpy road, the heavy hammer 31 moves downwards along with bumps by taking the eccentric shaft 32 as a circle center under the action of self weight, the moment is transmitted to the eccentric shaft 32 through the eccentric shaft connecting rod 37 to drive the eccentric shaft 32 to rotate, and the outer circle surface of the eccentric shaft 32 downwards extrudes the sliding wedge block 34 to move downwards. Due to the arrangement of the one-way check bearing 36, the eccentric shaft 32 can only rotate along one direction, and the corresponding sliding wedge block 34 can only move downwards, so that the vehicle-mounted base 1 and the bearing main beam 2 (indicated) can be firmly locked in the vertical direction, and potential safety hazards caused by screw loosening due to road jolt can be avoided.
The utility model has simple structure, the sliding wedge block 34 is locked more and more tightly by utilizing the rotary extrusion of the eccentric shaft 32, and the arrangement of the one-way check bearing 36 avoids the reverse rotation of the eccentric shaft 32 to firmly fix the vehicle-mounted base 1 and the main bearing beam 2 (schematic) in the vertical direction.
In the description of the present invention, it is to be understood that the terms "left", "right", "upper", "lower", "top", "bottom", "front", "rear", "inner", "outer", "back", "middle", and the like, indicate orientations and positional relationships based on those shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
However, the above description is only exemplary of the present invention, and the scope of the present invention should not be limited thereby, and the replacement of the equivalent components or the equivalent changes and modifications made according to the protection scope of the present invention should be covered by the claims of the present invention.
Claims (7)
1. The anti-loosening wedge-shaped mechanism is characterized in that the vehicle-mounted base is connected with the bearing girder through a limiting pin shaft, and the anti-loosening mechanism is further arranged and used for ensuring that the vehicle-mounted base tightly holds the bearing girder and preventing the vehicle-mounted base from loosening in the vertical direction of the bearing girder.
2. The unidirectional non-return anti-loosening wedge mechanism of claim 1, wherein the anti-loosening mechanism comprises a heavy hammer, an eccentric shaft connecting rod, an eccentric shaft, a wedge pair and an anti-loosening mechanism bracket; the vehicle-mounted base comprises a main support frame and a vertical support frame which are fixedly connected together, the vertical support frame is U-shaped, and the wedge-shaped block pair is arranged in a U-shaped groove of the vertical support frame; the wedge block pair comprises a fixed wedge block and a sliding wedge block, and the fixed wedge block is fixedly connected with the vertical support frame through a screw; the anti-loosening mechanism bracket is fixedly connected with the bearing main beam through a screw; the sliding wedge block is clamped between the fixed wedge block and the anti-loosening mechanism bracket; the eccentric shaft is arranged above the sliding wedge-shaped block, and the outer circular surface of the eccentric shaft is tangent to the top surface of the sliding wedge-shaped block; two ends of the eccentric shaft sequentially penetrate through the vertical support frame and two ends of the anti-loosening mechanism bracket and are connected with the one-way check bearing; the one-way non-return bearing is fixedly arranged in the bearing chambers at the outer sides of the two ends of the anti-loosening mechanism bracket; one end of the eccentric shaft extends out of the one-way check bearing and is connected with the eccentric shaft connecting rod; the tail end of the eccentric shaft connecting rod is connected with the heavy hammer.
3. The one-way non-return anti-loosening wedge-shaped mechanism according to claim 2, wherein the anti-loosening mechanism bracket comprises a bracket back plate, the bracket back plate is fixedly connected with the bearing main beam through a screw and a backing plate, the head end of the screw is arranged on the outer side of the bracket back plate, and the tail end of the screw is in threaded connection with the backing plate; the two ends of the bracket back plate are provided with connecting lug plates, the vertical supporting frames are arranged between the connecting lug plates, and the one-way check bearing is fixed in a bearing chamber outside the connecting lug plates.
4. The unidirectional non-return anti-loosening wedge mechanism according to claim 2, wherein screw anti-loosening pads are arranged between the screw and the vertical support frame and between the screw and the anti-loosening mechanism bracket, and folded edges are arranged at two ends of each screw anti-loosening pad and arranged on the outer side of the head of the screw to prevent the screw from being loosened in a reverse direction.
5. The unidirectional non-return anti-loosening wedge mechanism of claim 2, further comprising a reinforcing rib between the main support frame and the vertical support frame.
6. The unidirectional non-return anti-loosening wedge mechanism of claim 2, wherein corresponding positioning mounting holes are formed in the middle of the fixed wedge block and the sliding wedge block.
7. The unidirectional non-return anti-loosening wedge-shaped mechanism according to claim 1, wherein the vehicle-mounted base further comprises connecting lug frames, and the connecting lug frames are arranged on two sides of the vehicle-mounted base and fixedly connected with the main bearing beam through screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121733524.3U CN215398270U (en) | 2021-07-28 | 2021-07-28 | One-way non-return anti-loosening wedge-shaped mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121733524.3U CN215398270U (en) | 2021-07-28 | 2021-07-28 | One-way non-return anti-loosening wedge-shaped mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215398270U true CN215398270U (en) | 2022-01-04 |
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ID=79653790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121733524.3U Active CN215398270U (en) | 2021-07-28 | 2021-07-28 | One-way non-return anti-loosening wedge-shaped mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215398270U (en) |
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2021
- 2021-07-28 CN CN202121733524.3U patent/CN215398270U/en active Active
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