CN215154409U - New energy automobile power battery high pressure pencil's fastener - Google Patents
New energy automobile power battery high pressure pencil's fastener Download PDFInfo
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- CN215154409U CN215154409U CN202121247589.7U CN202121247589U CN215154409U CN 215154409 U CN215154409 U CN 215154409U CN 202121247589 U CN202121247589 U CN 202121247589U CN 215154409 U CN215154409 U CN 215154409U
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Abstract
The utility model provides a fastening device of new energy automobile power battery high pressure pencil, including lower fixing base and last fixing base, the one end of going up the fixing base links up with the one end of fixing base down mutually, and goes up the fixing base rotatable to merge together fixedly with lower fixing base, the first fixed logical groove of fixing base forms first fixed through-hole with the corresponding mergence in the fixed logical groove of third of last fixing base down, the fixed logical groove of second of fixing base and the corresponding mergence in the fixed logical groove of fourth of last fixing base form second fixed through-hole together down. The utility model discloses simple structure, convenient to use can prevent that the pencil is not hard up to drop, improves vehicle operation security.
Description
Technical Field
The utility model relates to a new energy automobile power battery high pressure pencil's fastening device.
Background
The matched control wiring harness of the new energy automobile power battery can be divided into a low-voltage (below DC 24V) control wiring harness and a high-voltage (between DC 300V and DC 700V) control wiring harness, and most of the high-voltage control wiring harnesses of the new energy automobile power battery are installed and fixed by adopting a traditional R-shaped wire clamp at present. Because the traditional R-shaped wire clamp is made of a metal sheet with the inner part of about 1-2 mm and a layer of rubber with the outer part of about 1-2 mm, the traditional R-shaped wire clamp has the advantages of poor mechanical strength, weather resistance and corrosion protection, easy aging of the outer rubber and poor insulating property and high voltage breakdown resistance. Therefore, the high-voltage control wire harness of the power battery is fastened by adopting the R-shaped wire clamp, the outer surface of the high-voltage control wire harness of the power battery is easily damaged in the long-term operation of a vehicle, so that the high-voltage wire harness is caused to have faults of short circuit, failure of insulating property, high-voltage electric leakage and the like, and serious potential safety hazards are generated.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a simple structure, convenient to use, can prevent that the pencil is not hard up to drop, improve the fastening device of new energy automobile power battery high pressure pencil of vehicle operation security.
The utility model discloses a following scheme realizes:
a fastening device for a high-voltage wire harness of a power battery of a new energy automobile comprises a lower fixing seat and an upper fixing seat, wherein one or two first fixing through grooves and one second fixing through groove are formed in the top of the lower fixing seat, the first fixing through groove and the second fixing through groove are parallel to two ends of the lower fixing seat in a certain distance mode, one or two third fixing through grooves and one fourth fixing through groove are formed in the bottom of the upper fixing seat, the number of the third fixing through grooves is the same as that of the first fixing through grooves, the third fixing through grooves and the fourth fixing through grooves are parallel to two ends of the upper fixing seat in a certain distance mode, the third fixing through grooves correspond to the first fixing through grooves, the fourth fixing through grooves correspond to the second fixing through grooves, one end of the upper fixing seat is connected with one end of the lower fixing seat, and the upper fixing seat can rotate to be combined with the lower fixing seat and fixed together, the first fixing through groove of the lower fixing seat and the third fixing through groove of the upper fixing seat are correspondingly combined together to form a first fixing through hole, and the second fixing through groove of the lower fixing seat and the fourth fixing through groove of the upper fixing seat are correspondingly combined together to form a second fixing through hole.
Furthermore, one end of the upper fixing seat is connected with one end of the lower fixing seat through a linking ring.
Furthermore, a clamping groove is formed in the top of the lower fixing seat, a buckle is arranged at the bottom of the upper fixing seat, and the buckle and the clamping groove are correspondingly matched and embedded together to achieve that the upper fixing seat and the lower fixing seat are fixed together. The arrangement positions, the number, the shapes and the sizes of the clamping grooves and the buckles can be adjusted and designed according to needs.
Furthermore, the other end of the top of the upper fixing seat is vertically provided with a handle. The arrangement of the handle can facilitate the downward movement (combined with the lower fixing seat) and the upward movement (separated from the lower fixing seat) of the upper fixing seat.
Further, when the number of the first fixed through grooves of the lower fixing base is two, the second fixed through groove is located between the two first fixed through grooves or the two first fixed through grooves are located on the same side of the second fixed through groove side by side.
Further, the first fixed logical groove of fixing base all is the arc with the fixed cross section that leads to the groove of second down, the diameter that first fixed logical groove is greater than the fixed diameter that leads to the groove of second, go up the fixed logical groove of third of fixing base and the fixed logical groove cross section of fourth and all be the arc, the diameter that the fixed logical groove of third equals with the diameter that leads to the groove of first fixed, the diameter that the fixed logical groove of fourth equals with the fixed diameter that leads to the groove of second. During actual manufacture, in order to facilitate fixing of the wire harness, the cross section arc length of the first fixed through groove and the second fixed through groove of the lower fixing base can be set to be greater than 1/2 circular arc girth and less than or equal to 3/4 circular arc girth, the cross section arc length of the third fixed through groove and the fourth fixed through groove of the upper fixing base is adjusted according to the corresponding size of the first fixed through groove and the second fixed through groove, so that the requirement of the corresponding matching of the first fixed through groove and the second fixed through groove can be met.
Furthermore, the two end surfaces of the lower fixing seat are respectively and vertically provided with a fixing plate near the bottom, the bottom of the fixing plate is parallel to the bottom of the lower fixing seat, and the fixing plate and the lower fixing seat are of an integrated structure. The fixing plate is arranged to facilitate the fixing and installation of the fastening device of the whole high-voltage wire harness of the power battery of the new energy automobile.
Furthermore, a bolt mounting through hole is formed in the fixing plate. The position, size and shape of the bolt mounting through hole can be adjusted and designed according to the requirement.
In actual manufacturing, in order to reduce the overall weight of the fastening device of the high-voltage wire harness of the power battery of the new energy automobile, through holes are generally formed in the upper fixing seat and the lower fixing seat, and the weight of the upper fixing seat and the weight of the lower fixing seat are reduced under the condition that the strength is not reduced. The materials of the upper fixing seat and the lower fixing seat can be selected according to the requirement, the flame-retardant nylon added with flame retardant and glass fiber is generally selected, and the nylon has high strength, high rigidity, high heat resistance and good performanceDimensional stabilityAnd the flame-retardant nylon has good temperature resistance, weather resistance, aging resistance, water vapor resistance, chemical medium resistance, electric insulation and other properties, and simultaneously has light weight, high mechanical strength after molding, Shore hardness more than or equal to 60 degrees, and better lightweight effect when applied to vehicles. After the flame retardant (halogen-free flame retardant) and the glass fiber are reasonably added into the nylon, the flame retardant grade of the nylon can reach the V-0 grade standard, and the high-pressure resistant grade can reach over 2 KV.
The utility model discloses a fastening device of new energy automobile power battery high pressure pencil, moreover, the steam generator is simple in structure, high pressure wire harness's fastening device is convenient for use, can solve the not hard up that appears when new energy automobile power battery high voltage pencil assembles, slide, the problem of droing, improve the fastening stability of new energy automobile power battery high pressure pencil, avoid leading to faults such as short circuit, high pressure pencil electric leakage, insulating properties inefficacy that new energy automobile power battery high pressure pencil damage arouses because of produced vibration, friction among the long-term operation of vehicle, thereby improve the security of vehicle operation.
Drawings
Fig. 1(a) is a schematic structural diagram of a fastening device (in an open state) of a high-voltage wire harness of a power battery of a new energy automobile in embodiment 1;
fig. 1(b) is a schematic structural diagram of a fastening device (closed state) of a high-voltage wire harness of a power battery of a new energy automobile in embodiment 1;
fig. 1(c) is a front view of a fastening device (closed state) of a high-voltage wire harness of a power battery of a new energy automobile in embodiment 1;
fig. 1(d) is a front view of a fastening device (open state) of a high-voltage wire harness of a power battery of a new energy automobile;
fig. 2 is a front view of a fastening device (closed state) of a high-voltage wire harness of a power battery of a new energy automobile in embodiment 2;
fig. 3 is a front view of a fastening device (closed state) of a high-voltage wire harness of a power battery of a new energy automobile in embodiment 3.
Detailed Description
The embodiment is only for illustrating one implementation of the present invention, and is not to be taken as a limiting illustration of the protection scope of the present invention.
Example 1
A fastening device for a high-voltage wire harness of a power battery of a new energy automobile comprises a lower fixing seat 1 and an upper fixing seat 2, wherein a first fixing through groove 11 with an arc-shaped cross section and a second fixing through groove 12 with an arc-shaped cross section are arranged on the top of the lower fixing seat 1, the first fixing through groove 11 and the second fixing through groove 12 are parallel to two ends of the lower fixing seat 1 at a certain distance, a clamping groove 13 is arranged on the top of the lower fixing seat 1, fixing plates 14 are respectively vertically arranged at positions close to the bottoms of two end surfaces of the lower fixing seat 1, the bottoms of the fixing plates 14 are flush with the bottom of the lower fixing seat 1, the fixing plates 14 and the lower fixing seat 1 are of an integral structure, and bolt mounting through holes 141 are formed in the fixing plates 14; the bottom of the upper fixing seat 2 is provided with a third fixing through groove 21 with an arc-shaped cross section and a fourth fixing through groove 22 with an arc-shaped cross section, the third fixing through groove 21 and the fourth fixing through groove 22 are parallel to two ends of the upper fixing seat 2 in a certain distance mode, the third fixing through groove 21 corresponds to the first fixing through groove 11, the fourth fixing through groove 22 corresponds to the second fixing through groove 12, the diameter of the third fixing through groove 21 is equal to that of the first fixing through groove 11, the diameter of the fourth fixing through groove 22 is equal to that of the second fixing through groove 12, the bottom of the upper fixing seat 2 is provided with a buckle 23, one end of the upper fixing seat 2 is connected with one end of the lower fixing seat 1 through a linking ring 3, the upper fixing seat 2 can rotate to be combined with the lower fixing seat 1, at the moment, the buckle 23 of the upper fixing seat 2 is correspondingly matched and embedded with the clamping groove 13 of the lower fixing seat 1 to realize that the upper fixing seat 2 is fixed with the lower fixing seat 1, the first fixed through groove 11 of lower fixing base 1 and the corresponding combination of the third through groove 21 of last fixing base 2 form first fixed through hole 4 together, and the second through groove 12 of the fixed through groove of second of lower fixing base 1 and the corresponding combination of the fourth through groove 22 of last fixing base 2 form second fixed through hole 5 together, and the other end at the top of last fixing base 2 is provided with handle 24 perpendicularly.
During the use, the fixed plate on the lower fixing base passes bolt installation through-hole through the bolt with the fixed plate on the fastener of new energy automobile power battery high pressure pencil and fixes the fixing base down on the power battery mount or on the transition assembly support that corresponds, later will go up the fixing base and separate and rotate to 90 up with lower fixing base, then block new energy automobile power battery high pressure pencil at the corresponding first fixed logical groove of fixing base down, the second is fixed logical inslot, last fixing base is rotatory down to merge with lower fixing base, the buckle of going up the fixing base at this moment and the corresponding supporting gomphosis of draw-in groove of lower fixing base realize that fixing base and lower fixing base are together fixed together, new energy automobile power battery high pressure pencil is fastened in corresponding first fixed through-hole, second fixed through-hole promptly this moment.
Example 2
The utility model provides a new energy automobile power battery high pressure pencil's fastener, its structure is similar with the fastener of new energy automobile power battery high pressure pencil's of embodiment 1 structure, and its difference lies in: the number of the first fixing through grooves of the lower fixing seat is two, and the second fixing through groove is positioned between the two first fixing through grooves; the number of the third fixed through grooves of the upper fixing base is two, the fourth fixed through groove is located between the two third fixed through grooves, and the front view of the fastening device of the high-voltage wire harness of the power battery of the new energy automobile is shown in fig. 2.
Example 3
The utility model provides a new energy automobile power battery high pressure pencil's fastener, its structure is similar with the fastener of new energy automobile power battery high pressure pencil's of embodiment 1 structure, and its difference lies in: the number of the first fixing through grooves of the lower fixing seat is two, and the two first fixing through grooves are arranged on the same side of the second fixing through groove side by side; the number of the third fixed through grooves of the upper fixing base is two, the two third fixed through grooves are located on the same side of the fourth fixed through groove side by side, and the front view of the fastening device of the high-voltage wire harness of the power battery of the new energy automobile is shown in fig. 3.
Claims (8)
1. The utility model provides a new energy automobile power battery high pressure pencil's fastener which characterized in that: the upper fixing base comprises a lower fixing base and an upper fixing base, wherein one or two first fixing through grooves and one second fixing through groove are formed in the top of the lower fixing base, the first fixing through grooves and the second fixing through grooves are parallel to the two ends of the lower fixing base in a mode of being separated by a certain distance, one or two third fixing through grooves and one fourth fixing through groove are formed in the bottom of the upper fixing base, the number of the third fixing through grooves is equal to that of the first fixing through grooves, the third fixing through grooves and the fourth fixing through grooves are parallel to the two ends of the upper fixing base in a mode of being separated by a certain distance, the third fixing through grooves correspond to the first fixing through grooves, the fourth fixing through grooves correspond to the second fixing through grooves, one end of the upper fixing base is connected with one end of the lower fixing base, the upper fixing base can rotate to be combined and fixed with the lower fixing base, the first fixing through grooves of the lower fixing base and the third fixing through grooves of the upper fixing base are combined together correspondingly to form a combined structure And the second fixing through groove of the lower fixing seat and the fourth fixing through groove of the upper fixing seat are correspondingly combined together to form a second fixing through hole.
2. The fastening device of the high-voltage wire harness of the power battery of the new energy automobile as claimed in claim 1, characterized in that: one end of the upper fixing seat is connected with one end of the lower fixing seat through a linking ring.
3. The fastening device of the high-voltage wire harness of the power battery of the new energy automobile as claimed in claim 1, characterized in that: the top of the lower fixing seat is provided with a clamping groove, the bottom of the upper fixing seat is provided with a buckle, and the buckle and the clamping groove are correspondingly matched and embedded together to realize that the upper fixing seat and the lower fixing seat are fixed together.
4. The fastening device of the high-voltage wire harness of the power battery of the new energy automobile as claimed in claim 2, characterized in that: the other end of the top of the upper fixing seat is vertically provided with a handle.
5. The fastening device of the high-voltage wire harness of the power battery of the new energy automobile as claimed in claim 1, characterized in that: when the number of the first fixed through grooves of the lower fixing seat is two, the second fixed through groove is positioned between the two first fixed through grooves or the two first fixed through grooves are positioned on the same side of the second fixed through groove side by side.
6. The fastening device of the high-voltage wire harness of the power battery of the new energy automobile as claimed in claim 1, characterized in that: the first fixed logical groove of fixing base all is the arc with the fixed cross section that leads to the groove of second down, the diameter that first fixed logical groove is greater than the fixed diameter that leads to the groove of second, the fixed logical groove of third that goes up the fixing base all is the arc with the fixed logical groove cross section of fourth, the diameter that the fixed logical groove of third equals with the diameter that leads to the groove of first fixed, the diameter that the fixed logical groove of fourth equals with the fixed diameter that leads to the groove of second.
7. The fastening device for the high-voltage wire harness of the power battery of the new energy automobile as claimed in any one of claims 1 to 6, characterized in that: the two end surfaces of the lower fixing seat are respectively and vertically provided with a fixing plate near the bottom, the bottom of the fixing plate is parallel and level with the bottom of the lower fixing seat, and the fixing plate and the lower fixing seat are of an integrated structure.
8. The fastening device for the high-voltage wire harness of the power battery of the new energy automobile as claimed in claim 7, characterized in that: and the fixed plate is provided with a bolt mounting through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121247589.7U CN215154409U (en) | 2021-06-04 | 2021-06-04 | New energy automobile power battery high pressure pencil's fastener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121247589.7U CN215154409U (en) | 2021-06-04 | 2021-06-04 | New energy automobile power battery high pressure pencil's fastener |
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| Publication Number | Publication Date |
|---|---|
| CN215154409U true CN215154409U (en) | 2021-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121247589.7U Active CN215154409U (en) | 2021-06-04 | 2021-06-04 | New energy automobile power battery high pressure pencil's fastener |
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| CN (1) | CN215154409U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114744454A (en) * | 2022-04-28 | 2022-07-12 | 芜湖侨云友星电气工业有限公司 | High-voltage wire harness assembly in new energy automobile |
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2021
- 2021-06-04 CN CN202121247589.7U patent/CN215154409U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114744454A (en) * | 2022-04-28 | 2022-07-12 | 芜湖侨云友星电气工业有限公司 | High-voltage wire harness assembly in new energy automobile |
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