CN210912740U - High-strength precision casting for front fork of electric vehicle - Google Patents
High-strength precision casting for front fork of electric vehicle Download PDFInfo
- Publication number
- CN210912740U CN210912740U CN201921166872.XU CN201921166872U CN210912740U CN 210912740 U CN210912740 U CN 210912740U CN 201921166872 U CN201921166872 U CN 201921166872U CN 210912740 U CN210912740 U CN 210912740U
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- China
- Prior art keywords
- frame
- damping spring
- inner end
- front fork
- sleeve shaft
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000005495 investment casting Methods 0.000 title claims abstract description 14
- 238000013016 damping Methods 0.000 claims abstract description 42
- 230000001681 protective effect Effects 0.000 claims description 15
- 238000001125 extrusion Methods 0.000 claims description 12
- 238000005266 casting Methods 0.000 claims description 7
- 238000003466 welding Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 5
- 230000003139 buffering effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000008602 contraction Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a high strength electric motor car front fork precision casting, including the foundry goods main part, the inner top of foundry goods main part is equipped with the roof-rack, the side position of roof-rack has cup jointed the protection frame, the inner center of roof-rack is equipped with U type inserted frame, the top position threaded connection of U type inserted frame has the link, the lower extreme position of U type inserted frame is equipped with first damping spring and second damping spring, first damping spring and second damping spring's lower extreme position is equipped with the protection cover shell, the bottom threaded connection of protection cover shell has the fastening to twist soon, the fastening is twisted soon the lower extreme and is equipped with the inserted bar, the inner of protection frame is equipped with first sleeve axle and second sleeve axle, the front end position fixed welding of first sleeve axle and second sleeve axle has the backup pad, the front end position of backup pad is through crash bar fixedly connected with annular frame. The utility model discloses a high strength electric motor car front fork precision casting through the setting of protection frame, realizes the purpose of front position protection.
Description
Technical Field
The utility model relates to the technical field of mechanical equipment, specifically be high strength electric motor car front fork precision casting.
Background
The electric motor car front fork is used for carrying out the connection of electric motor car front end wheel body, plays the effect of shock attenuation and support, conveniently carries out operating personnel's handheld operation, turns to for the wheel body of front wheel and provides the support, conveniently installs simultaneously, can realize connecting through the fastening of screw, but present electric motor car front fork has following problem, has the phenomenon of being not convenient for carry out the protection of front position, can cause certain inconvenience, needs improve.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high strength electric motor car front fork precision casting to solve the problem that provides in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: high strength electric motor car front fork precision casting, including the foundry goods main part, the inner top of foundry goods main part is equipped with the roof-rack, the protection frame has been cup jointed to the side position of roof-rack, the inner center of roof-rack is equipped with the U type and inserts the frame, the top position threaded connection of U type inserted frame has the link, the lower extreme position of U type inserted frame is equipped with first damping spring and second damping spring, first damping spring and second damping spring's lower extreme position is equipped with the protection cover shell, the bottom threaded connection of protection cover shell has the fastening to twist soon, the fastening is twisted soon the lower extreme and is equipped with the inserted bar, the inner of protection frame is equipped with first sleeve axle and second sleeve axle, the front end position fixed welding of first sleeve axle and second sleeve axle has the backup pad, the front end position of backup pad is through crash bar fixedly connected with annular frame.
Preferably, the first sleeve shaft and the second sleeve shaft at the inner end of the protection frame are sleeved on the periphery of the protection casing.
Preferably, the inserted bar at the inner end of the top frame is inserted at the inner end of the protective casing.
Preferably, the first damping spring and the second damping spring at the inner end of the top frame are elastically connected to the upper end of the protection casing, and the bottom ends of the first damping spring and the second damping spring are fixed to the inserted rod.
Preferably, the top frame at the inner end of the casting main body is connected with an external connecting piece through a connecting frame.
Preferably, the fastening screw at the inner end of the top frame is in limiting extrusion with the first sleeve shaft and the second sleeve shaft.
Compared with the prior art, the beneficial effects of the utility model are that:
1. through the installation roof-rack, the inner first damping spring and the second damping spring of roof-rack can carry out buffer function, when the inserted bar of bottom position extrudeed, are used in first damping spring and second damping spring's upper end, realize the buffering, and help U type is inserted the frame and is carried out the effect that reduces the impact, and the U type is inserted the frame and is adopted the U type setting, can conveniently carry out the connection work at lower extreme position.
2. Through the installation protection frame, the safeguard function of outer terminal surface is realized to the protection frame, when outer terminal surface received the striking, annular frame and crash bar can receive the extrusion force, realize inner shrink, carry out the extrusion work of backup pad, make the backup pad bear a large amount of extrusion forces, thereby prevent that the extrusion force from directly reaching the upper end of roof-rack, realize the holistic safeguard function of roof-rack, and the setting that the protection frame adopted and cup jointed, when damage appears in the protection frame, can change work, only need to overlap the protection cover shell outer end with the first sleeve axle and the second sleeve axle of protection frame inner, twist the fastening that realizes the protection frame through the fastening, can realize the installation work of roof-rack and protection frame.
Drawings
FIG. 1 is a schematic view of the main structure of the present invention;
FIG. 2 is a schematic view of the top frame structure of the present invention;
fig. 3 is a schematic view of the structure of the protection frame of the present invention.
In the figure: 1-a casting body; 2-a top frame; 3-a protective frame; 4-a connecting frame; 5-U-shaped inserting frames; 6-a first damping spring; 7-a protective cover case; 8, fastening and screwing; 9-inserting a rod; 10-a second damping spring; 11-a first sleeve shaft; 12-a support plate; 13-an annular frame; 14-crash bars; 15-second sleeve shaft.
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. 1-3, the present invention provides a technical solution: a high-strength precision casting for an electric vehicle front fork comprises a casting main body 1, wherein an upper frame 2 is arranged at the top of the inner end of the casting main body 1, a protective frame 3 is sleeved at the side end position of the upper frame 2, a U-shaped inserting frame 5 is arranged at the center of the inner end of the upper frame 2, a connecting frame 4 is in threaded connection with the top end position of the U-shaped inserting frame 5, a first damping spring 6 and a second damping spring 10 are arranged at the lower end position of the U-shaped inserting frame 5, a protective sleeve 7 is arranged at the lower end position of the first damping spring 6 and the second damping spring 10, a fastening screwing 8 is in threaded connection with the bottom end of the protective sleeve 7, an inserting rod 9 is arranged at the lower end of the fastening screwing 8, a first sleeve shaft 11 and a second sleeve shaft 15 are arranged at the inner end of the protective frame 3, a support plate 12 is fixedly welded at the front end positions of the first sleeve shaft 11 and the second sleeve, first damping spring 6 and second damping spring 10 of roof-rack 2 inner can carry out buffer function, and when the inserted bar 9 of bottom position extrudeed, the effect was used in first damping spring 6 and second damping spring 10's upper end, realizes the buffering, and the help U type is inserted frame 5 and is reduced the effect of assaulting, and the U type is inserted frame 5 and is adopted the U type setting, can conveniently carry out the connection work at lower extreme position.
The inner end of the protection frame 3 is sleeved with a first sleeve shaft 11 and a second sleeve shaft 15 at the periphery of the protection casing 7, an inserted rod 9 at the inner end of the top frame 2 is inserted at the inner end of the protection casing 7, a first damping spring 6 and a second damping spring 10 at the inner end of the top frame 2 are elastically connected at the upper end position of the protection casing 7, the bottom ends of the first damping spring 6 and the second damping spring 10 are fixed with the inserted rod 9, the top frame 2 at the inner end of the casting main body 1 is connected with an external connecting piece through a connecting frame 4, the fastening screwing 8 at the inner end of the top frame 2 is limited and extruded with the first sleeve shaft 11 and the second sleeve shaft 15, the protection frame 3 realizes the protection function of the outer end surface by installing the protection frame 3, when the outer end surface is impacted, the annular frame 13 and the anti-collision rod 14 can be subjected to extrusion force to realize the contraction of the inner end, the extrusion work of the support plate 12 is carried out, so that the support plate, realize 2 holistic protect function of roof-rack, and protection frame 3 adopts the setting that cup joints, when damage appears in protection frame 3, can change work, only need to embolia protection cover 7 outer ends with the first sleeve shaft 11 and the second sleeve shaft 15 of protection frame 3 the inner, revolves the fastening that 8 realization protection frame 3 were twisted to the spiral shell through the fastening, can realize roof-rack 2 and the installation work of protection frame 3.
The working principle is as follows: when the device needs to work, the top frame 2 is installed, the first damping spring 6 and the second damping spring 10 at the inner end of the top frame 2 can perform a buffering function, when the inserted rod 9 at the bottom position is extruded, the buffering function is realized by acting on the upper ends of the first damping spring 6 and the second damping spring 10, the U-shaped inserted frame 5 is helped to reduce impact, the U-shaped inserted frame 5 adopts a U-shaped arrangement, the connection work of the lower end part can be conveniently performed, the protection frame 3 is installed to realize the protection function of the outer end face, when the outer end face is impacted, the annular frame 13 and the anti-impact rod 14 can be subjected to extrusion force to realize the contraction of the inner end, the extrusion work of the support plate 12 is performed, the support plate 12 is subjected to a large amount of extrusion force, the extrusion force is prevented from being directly transmitted to the upper end of the top frame 2, the whole protection function of the top frame 2 is realized, and the protection frame 3 adopts, when damage appears in protection frame 3, can change work, only need to embolia protection cover 7 outer ends with first sleeve shaft 11 and the second sleeve shaft 15 of protection frame 3 the inner, revolve the fastening that 8 realization protection frame 3 were twisted to the screw through the fastening, can realize roof-rack 2 and the installation work of protection frame 3, accomplish work.
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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. High strength electric motor car front fork precision casting, including foundry goods main part (1), its characterized in that: the top of the inner end of the casting main body (1) is provided with a top frame (2), the side end position of the top frame (2) is sleeved with a protective frame (3), the center of the inner end of the top frame (2) is provided with a U-shaped inserting frame (5), the top end position of the U-shaped inserting frame (5) is in threaded connection with a connecting frame (4), the lower end position of the U-shaped inserting frame (5) is provided with a first damping spring (6) and a second damping spring (10), the lower end positions of the first damping spring (6) and the second damping spring (10) are provided with a protective casing (7), the bottom end of the protective casing (7) is in threaded connection with a fastening screwing piece (8), the lower end of the fastening screwing piece (8) is provided with an inserting rod (9), the inner end of the protective frame (3) is provided with a first sleeve shaft (11) and a second sleeve shaft (15), the front end positions of the first sleeve shaft (11) and the second sleeve shaft (15) are welded with, the front end position of the supporting plate (12) is fixedly connected with an annular frame (13) through an anti-collision rod (14).
2. The precision casting of the high-strength electric vehicle front fork of claim 1, wherein: the first sleeve shaft (11) and the second sleeve shaft (15) at the inner end of the protective frame (3) are sleeved on the periphery of the protective casing (7).
3. The precision casting of the high-strength electric vehicle front fork of claim 1, wherein: the inserted bar (9) at the inner end of the top frame (2) is inserted at the inner end of the protective casing (7).
4. The precision casting of the high-strength electric vehicle front fork of claim 1, wherein: the first damping spring (6) and the second damping spring (10) at the inner end of the top frame (2) are elastically connected to the upper end of the protective casing (7), and the bottom ends of the first damping spring (6) and the second damping spring (10) are fixed to the inserted rod (9).
5. The precision casting of the high-strength electric vehicle front fork of claim 1, wherein: the top frame (2) at the inner end of the casting main body (1) is connected with an external connecting piece through a connecting frame (4).
6. The precision casting of the high-strength electric vehicle front fork of claim 1, wherein: the fastening screw (8) at the inner end of the top frame (2) is in limited extrusion with the first sleeve shaft (11) and the second sleeve shaft (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921166872.XU CN210912740U (en) | 2019-07-24 | 2019-07-24 | High-strength precision casting for front fork of electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921166872.XU CN210912740U (en) | 2019-07-24 | 2019-07-24 | High-strength precision casting for front fork of electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210912740U true CN210912740U (en) | 2020-07-03 |
Family
ID=71365591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921166872.XU Expired - Fee Related CN210912740U (en) | 2019-07-24 | 2019-07-24 | High-strength precision casting for front fork of electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210912740U (en) |
-
2019
- 2019-07-24 CN CN201921166872.XU patent/CN210912740U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200703 |