CN217074014U - Hook type fixing and locking mechanism for battery box of electric heavy truck - Google Patents
Hook type fixing and locking mechanism for battery box of electric heavy truck Download PDFInfo
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- CN217074014U CN217074014U CN202220347526.7U CN202220347526U CN217074014U CN 217074014 U CN217074014 U CN 217074014U CN 202220347526 U CN202220347526 U CN 202220347526U CN 217074014 U CN217074014 U CN 217074014U
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- rotating shaft
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Abstract
The utility model relates to a new energy vehicle technical field. A hook type fixed locking mechanism of an electric heavy truck battery box comprises a locking hook, wherein an upper rotating shaft is installed at the top of the locking hook; the locking hook supporting mechanism comprises two supporting frames, a lower rotating shaft mounting hole for inserting a lower rotating shaft is formed in each supporting frame, and each supporting frame is rotatably connected with the lower part of the locking hook through the lower rotating shaft; a height adjusting mechanism for driving the lower rotating shaft to lift is arranged on the supporting frame; still include the telescoping cylinder, the telescopic link and the transmission of last pivot of telescoping cylinder are connected, and the telescoping cylinder drives the locking hook and swings round the pivot down. The utility model discloses a switching between locking and unblock is realized in the reciprocal upset swing of locking hook. Through height adjustment mechanism, be convenient for realize the lift of pivot down, and then the fine setting of adjusting the height of locking hook has realized that the locking hook has the allowance of adjusting from top to bottom, guarantees the locking effect.
Description
Technical Field
The utility model relates to a new energy vehicle technical field specifically is electronic heavily block battery box locking mechanism.
Background
At present, under the background of carbon neutralization and carbon peak reaching, a large number of pure electric vehicles as new energy vehicles are put into use, the pure electric vehicles are environment-friendly and energy-saving, a heavy-duty pure electric truck is one of a plurality of electric vehicles, the electric heavy truck is divided into a charging type and a power exchanging type, the charging type electric heavy truck is limited in application and popularization due to long charging time, the power exchanging type electric heavy truck can quickly complete power exchanging, the power exchanging scheme is continuously perfect, the power exchanging time is shortened and is approved by market customers, and after the electric heavy truck exchanges power, a battery box (also called as a battery pack) needs to be locked on a battery base.
The existing heavy truck battery pack locking mechanism in the market at present drives a bolt to be inserted into a locking hole of a battery box for locking through the stretching of an electric cylinder. Such a locking mechanism has a small adjustment margin during mounting, and a locking mechanism is required to ensure reliable locking, which is an unavoidable research subject.
SUMMERY OF THE UTILITY MODEL
Problem to prior art existence, the utility model provides an electronic heavily block battery box couple fixed locking mechanism of formula to at least one technical problem more than solving.
In order to achieve the purpose, the utility model provides a hook type fixed locking mechanism of an electric heavy truck battery box, which is characterized by comprising a locking hook, wherein the upper end part of the locking hook is provided with a limiting part for locking, and the top of the locking hook is provided with an upper rotating shaft;
the locking hook support mechanism comprises two support frames which are oppositely arranged, a lower rotating shaft mounting hole for inserting a lower rotating shaft is formed in each support frame, and the support frames are rotatably connected with the lower portion of the locking hook through the lower rotating shaft;
the supporting frame is provided with a height adjusting mechanism for driving the lower rotating shaft to lift;
still include the telescoping cylinder, the telescopic link of telescoping cylinder with go up the pivot transmission and be connected, the telescoping cylinder drives the locking hook is round the swing of lower pivot.
The utility model discloses a switching between locking and unblock is realized in the reciprocal upset swing of locking hook. The operation is simple, and the locking is firm. And compared with the traditional alignment mode of the bolt and the bolt hole, the alignment performance is improved. Through height adjustment mechanism, be convenient for realize the lift of pivot down, and then the fine setting of adjusting the height of locking hook has realized that the locking hook has the allowance of adjusting from top to bottom, guarantees the locking effect.
Further preferably, the height adjustment mechanism comprises a bolt;
both ends of the lower rotating shaft are provided with threaded holes in threaded connection with the bolts;
a nut in threaded connection with the bolt is fixed on the supporting frame;
and the support frame is also provided with a guide groove for guiding the lower rotating shaft to move up and down.
Through bolt screw motion, can realize the adjustment of the upper and lower position of upper rotating shaft, be convenient for provide the support of bolt through the nut.
Preferably, the supporting frame is provided with a round hole inserted into the lower rotating shaft, and the round hole is communicated with the guide groove;
the lower rotating shaft is provided with a vertically conducted clamping groove, and the lower rotating shaft is provided with a clamping groove embedded into the guide groove.
During installation, after the lower rotating shaft is inserted into the round hole, the clamping groove is clamped into the guide groove, and the lower rotating shaft is prevented from being twisted.
Further preferably, the supporting frame comprises a top plate, a bottom plate and a vertical plate which is vertically arranged;
the top plate and the bottom plate are fixedly connected with the vertical plate;
the nut is fixed on the top plate, and a through hole through which the bolt passes is formed in the top plate;
the vertical plate is provided with the guide groove.
Further preferably, the support frame further comprises a reinforcement rib, the top plate and the top plate are connected through the reinforcement rib, and the reinforcement rib is fixedly connected with the riser.
Preferably, the telescopic rod of the telescopic cylinder is connected with an extension rod, and the center of the extension rod is provided with a through hole penetrating through the upper rotating shaft;
the extension rod is sleeved with a spring, and a limiting protrusion abutting against the spring is arranged on the extension rod;
the telescopic rod is provided with a spring limiting part, and two ends of the spring in the axial direction respectively abut against the spring limiting part and the limiting protrusion.
When being convenient for realize that the telescoping cylinder is unpowered, make the locking hook be in the locking state through the spring.
Further preferably, the telescopic cylinder is a cylinder.
Preferably, the spring limiting part comprises a base plate, the base plate is detachably mounted on the cylinder body of the telescopic cylinder through a screw, and an opening for extending the telescopic rod of the telescopic cylinder is formed in the base plate;
a limiting sleeve is fixed on the backing plate, and the spring is arranged in the limiting sleeve.
Limiting of the spring is convenient to realize.
Further preferably, the locking hook comprises two vertically arranged hook vertical plates, and the two vertically arranged hook vertical plates are connected through a connecting plate.
Further preferably, a first base is mounted on the cylinder body of the telescopic cylinder, and the first base is hinged with a second base through a base rotating shaft;
the second base is used for being installed on the battery box installation base.
The support frame is mounted on the battery box mounting base.
Compared with the prior art, the utility model discloses following beneficial effect has:
drive the actuating cylinder motion through on-vehicle air supply, promote the locking hook convenient and reliable with heavily block the battery box fixed, when needing to be changed the battery box, drive actuating cylinder withdrawal cylinder axle through on-vehicle air supply, drive the locking hook withdrawal, remove the locking of heavily blocking the battery box fast, this locking mechanism simple structure, simple to operate, it is with low costs. Meanwhile, the device also has the function of proper vertical adjustment, and has low requirement on the precision in the installation height direction.
The locking effect of this device is excellent, guarantees still to guarantee the locking effect under multiple road conditions such as scram, jolt.
Drawings
Fig. 1 is a front view of a locking mechanism according to a preferred embodiment of the present invention;
FIG. 2 is a view taken along direction A of FIG. 1 according to the present invention;
FIG. 3 is a view of the present invention taken along the line B in FIG. 1;
FIG. 4 is a side view of the shaft C of FIG. 2 according to the present invention;
fig. 5 is an exploded view of the present invention;
fig. 6 is an illustration of an installation example of the present invention.
Wherein: the structure comprises a vertical plate 1, a circular hole 1a, a guide groove 1b, a top plate 2, a bottom plate 3, a reinforcing rib plate 4, a nut 5, a bolt 6, a lower rotating shaft 7, a threaded hole 7a, a clamping groove 7b, a hook vertical plate 8, a lower rotating shaft hole 8a, an upper rotating shaft hole 8b, a first connecting plate 9, a second connecting plate 10, a third connecting plate 11, a fourth connecting plate 12, an upper rotating shaft 13, an upper rotating shaft sleeve 14, an extension rod 15, a limiting protrusion 15a, an extension rod hole 15b, a spring 16, a screw 17, a limiting sleeve 18, a base plate 19, an expansion cylinder 20, an expansion rod 21, a first base 22, a base bolt 23, a base rotating shaft 24, a second base 25, a first frame beam 26, a second frame beam 27 and a third frame beam 28.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
Referring to fig. 1 to 6, embodiment 1: the utility model provides an electronic heavily block battery box couple fixed locking mechanism of formula, includes the locking hook, and the upper end of locking hook is equipped with the spacing portion that is used for the locking, and pivot 13 is installed at the top of locking hook.
Still include locking hook supporting mechanism, locking hook supporting mechanism includes the braced frame of two relative settings, offers the 7 mounting holes of lower pivot that are used for inserting pivot 7 down on the braced frame, and braced frame rotates with the lower part of locking hook through pivot 7 down and is connected.
The supporting frame is provided with a height adjusting mechanism which drives the lower rotating shaft 7 to lift. The height adjusting mechanism comprises a bolt 6; two ends of the lower rotating shaft 7 are provided with threaded holes 7a for connecting the bolts 6 in a threaded manner; a nut 5 of a threaded connecting bolt 6 is fixed on the supporting frame; the supporting frame is also provided with a guide groove 1b for guiding the lower rotating shaft 7 to move up and down. The bolt 6 moves spirally, so that the up-and-down position of the upper rotating shaft 13 can be adjusted, and the nut 5 is convenient for supporting the bolt. A round hole 1a inserted into the lower rotating shaft 7 is formed in the supporting frame, and the round hole 1a is communicated with the guide groove 1 b; the lower rotating shaft 7 is provided with a longitudinally conducted clamping groove 7b, and the lower rotating shaft 7 is provided with a clamping groove 7b which is embedded into the guide groove 1 b. During installation, after the lower rotating shaft 7 is inserted into the round hole 1a, the clamping groove 7b is clamped into the guide groove 1b, and torsion of the lower rotating shaft 7 is avoided. Two oppositely arranged clamping grooves are arranged on the same side of the lower rotating shaft. The rotation prevention of the lower rotating shaft in the guide groove is realized. The lower rotating shaft mounting hole is formed by mutually communicating a round hole 1a and a guide groove 1 b.
The telescopic hook further comprises a telescopic cylinder 20, a telescopic rod 21 of the telescopic cylinder 20 is in transmission connection with the upper rotating shaft 13, and the telescopic cylinder drives the locking hook to swing around the lower rotating shaft 7. An upper rotating shaft sleeve 14 is mounted at both ends of the upper rotating shaft.
The supporting frame comprises a top plate 2, a bottom plate 3 and a vertical plate 1 which is vertically arranged; the top plate 2 and the bottom plate 3 are fixedly connected with the vertical plate 1; a nut 5 is fixed on the top plate 2, and a through hole through which a bolt 6 passes is formed in the top plate 2; the vertical plate 1 is provided with a guide groove 1 b. The supporting framework further comprises a reinforcing rib plate 4, the top plate 2 and the top plate 2 are connected through the reinforcing rib plate 4, and the reinforcing rib plate 4 is fixedly connected with the vertical plate 1. The bottom plate is provided with a through hole through which the bolt passes. One side that the piston cylinder was kept away from to the riser includes from last to spacing face to the forward spigot surface of slope and vertical setting down. The battery box is convenient for pre-guiding when being placed from top to bottom. The horizontal limiting of the battery box is realized through the limiting surface.
The telescoping cylinder is a cylinder. An extension rod 15 is connected to an extension rod of the telescopic cylinder, and an extension rod through hole 15b penetrating through the upper rotating shaft 13 is formed in the center of the extension rod 15; the extension rod 15 is sleeved with a spring 16, and the extension rod 15 is provided with a limiting protrusion 15a which is propped against the spring 16; the telescopic rod is provided with a spring limiting part, and two axial ends of the spring 16 respectively abut against the spring limiting part and the limiting protrusion. When the telescopic cylinder is convenient to realize unpowered, the locking hook is in a locking state through the spring 16. The spring limiting part comprises a base plate 19, the base plate 19 is detachably mounted on a cylinder body of the telescopic cylinder through a screw 17, and an opening for extending the telescopic rod of the telescopic cylinder is formed in the base plate; a limiting sleeve 18 is fixed on the backing plate 19, and the spring 16 is arranged in the limiting sleeve 18. Limiting of the spring 16 is facilitated.
The locking hook comprises two vertically arranged hook vertical plates 8 and two vertically arranged hook vertical plates 8 which are connected through a connecting plate. The connecting plates include a first connecting plate 9, a second connecting plate 10, a third connecting plate 11 and a fourth connecting plate 12. The first and second connection plates 9, 10 are perpendicular to each other. The first connecting plate and the second connecting plate are fixed on the inner side of the hook vertical plate. The third connecting plate and the fourth connecting plate are fixed on the outer side of the hook vertical plate. The outer edges of the two hook vertical plates are connected through a connecting plate.
An upper rotating shaft hole 8b through which the upper rotating shaft 13 passes and a lower rotating shaft hole 8a through which the lower rotating shaft 7 passes are formed in the hook vertical plate 8.
The first base 22 is installed on the cylinder body of the telescopic cylinder, and the first base 22 is hinged with the second base 252 through the base rotating shaft 24; the second base 25 is for mounting on a battery box mounting base. The first base is mounted on the cylinder body of the telescopic cylinder by a base bolt 23.
As shown in fig. 6, for the utility model discloses an electronic heavily block battery box couple fixed locking mechanism implementation drawing, the locking mechanism front end is passed through the riser and is connected with the first frame roof beam 26 and the second frame roof beam 27 of battery box base, and the locking mechanism afterbody passes through second base 25 and is connected with third frame roof beam 28, through connecting around, fixes locking mechanism on battery box installation base, and the drawing is for implementing a condition of drawing, the utility model discloses do not limit to this kind of embodiment. The utility model discloses a fixed locking mechanism can install on front side, rear side, left side, the right side frame of battery box installation base, also can install other positions at battery box installation base.
The utility model discloses above-mentioned embodiment during operation, the cylinder begins the during operation, and when telescopic link 21 stretched out the motion, the supreme pivot 13 of thrust was applyed to the telescopic link, drove couple riser 8 around pivot 7 forward side motion down, and 8 chucking of couple riser are fixed the battery box on the frame of battery box (also called heavily block the battery package), prevent the battery box upward movement. The vertical plate 1 prevents the heavy truck battery pack from moving horizontally, and a locking effect is achieved.
When telescopic link 21 carries out the retracting movement, telescopic link 21 applies pulling force to supreme pivot 13, drives couple riser 8 around pivot 7 motion to the rear side down, and extension rod 15 and backing plate 19 common effort to spring 16 make the spring compression, and the battery package frame is loosened to the locking hook, plays the unblock effect, and the battery box of being convenient for breaks away from the battery base in vertical direction, carries out quick replacement battery box.
When lacking gas in the cylinder, the cylinder can't during operation, because spring 16 passes extension rod 15 with elasticity under the elasticity effect to pass spring 16, pass last pivot 13 again, drive couple riser 8 around pivot 7 forward side motion down, make couple riser 8 stretch out always, be in and keep the locking state, guarantee that the battery is in safe locking state.
The features of the preferred embodiments described above may be used alone in any embodiment, or may be used in combination in any embodiment without conflict.
In the drawings of the above embodiments, the same reference numerals are used for the same components or components having the same functions, and the terms such as "upper", "lower", "front", "rear", "left", "right", and the like used in the description are only used for convenience of description of the present invention with respect to the drawings.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (9)
1. A hook type fixed locking mechanism of an electric heavy truck battery box is characterized by comprising a locking hook, wherein the upper end part of the locking hook is provided with a limiting part which protrudes outwards and is used for locking, and the top of the locking hook is provided with an upper rotating shaft;
the locking hook support mechanism comprises two support frames which are oppositely arranged, a lower rotating shaft mounting hole for inserting a lower rotating shaft is formed in each support frame, and the support frames are rotatably connected with the lower portion of the locking hook through the lower rotating shaft;
the supporting frame is provided with a height adjusting mechanism for driving the lower rotating shaft to lift;
still include the telescoping cylinder, the telescopic link of telescoping cylinder with go up the pivot transmission and be connected, the telescoping cylinder drives the locking hook is round the swing of lower pivot.
2. The battery box hook type fixing and locking mechanism of the electric heavy truck as claimed in claim 1, characterized in that: the height adjustment mechanism comprises a bolt;
both ends of the lower rotating shaft are provided with threaded holes in threaded connection with the bolts;
a nut in threaded connection with the bolt is fixed on the supporting frame;
and the support frame is also provided with a guide groove for guiding the lower rotating shaft to move up and down.
3. The battery box hook type fixing and locking mechanism of the electric heavy truck as claimed in claim 2, characterized in that: a round hole inserted into the lower rotating shaft is formed in the supporting frame and communicated with the guide groove;
the lower rotating shaft is provided with a vertically conducted clamping groove, and the lower rotating shaft is provided with a clamping groove embedded into the guide groove.
4. The battery box hook type fixing and locking mechanism of the electric heavy truck as claimed in claim 2, characterized in that: the supporting frame comprises a top plate, a bottom plate and a vertical plate which is vertically arranged;
the top plate and the bottom plate are fixedly connected with the vertical plate;
the nut is fixed on the top plate, and a through hole through which the bolt passes is formed in the top plate;
the vertical plate is provided with the guide groove.
5. The battery box hook type fixing and locking mechanism of the electric heavy truck as claimed in claim 4, characterized in that: the supporting frame further comprises a reinforcing rib plate, the top plate and the top plate are connected through the reinforcing rib plate, and the reinforcing rib plate is fixedly connected with the vertical plate.
6. The battery box hook type fixing and locking mechanism of the electric heavy truck as claimed in claim 1, characterized in that: the telescopic rod of the telescopic cylinder is connected with an extension rod, and the center of the extension rod is provided with a through hole penetrating through the upper rotating shaft;
the extension rod is sleeved with a spring, and a limiting protrusion abutting against the spring is arranged on the extension rod;
the telescopic rod is provided with a spring limiting part, and two ends of the spring in the axial direction respectively abut against the spring limiting part and the limiting protrusion.
7. The battery box hook type fixing and locking mechanism of the electric heavy truck as claimed in claim 1, characterized in that: the telescopic cylinder is a cylinder.
8. The battery box hook type fixing and locking mechanism of the electric heavy truck as claimed in claim 6, characterized in that: the spring limiting part comprises a base plate, the base plate is detachably mounted on a cylinder body of the telescopic cylinder through a screw, and an opening for extending a telescopic rod of the telescopic cylinder is formed in the base plate;
a limiting sleeve is fixed on the backing plate, and the spring is arranged in the limiting sleeve.
9. The battery box hook type fixing and locking mechanism of the electric heavy truck as claimed in claim 1, characterized in that: the locking hook comprises two vertically arranged hook vertical plates, and the two vertically arranged hook vertical plates are connected through a connecting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220347526.7U CN217074014U (en) | 2022-02-21 | 2022-02-21 | Hook type fixing and locking mechanism for battery box of electric heavy truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220347526.7U CN217074014U (en) | 2022-02-21 | 2022-02-21 | Hook type fixing and locking mechanism for battery box of electric heavy truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217074014U true CN217074014U (en) | 2022-07-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220347526.7U Active CN217074014U (en) | 2022-02-21 | 2022-02-21 | Hook type fixing and locking mechanism for battery box of electric heavy truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217074014U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115626045A (en) * | 2022-10-24 | 2023-01-20 | 江苏众如金属科技有限公司 | Electronic heavily block battery box locking means assembly |
-
2022
- 2022-02-21 CN CN202220347526.7U patent/CN217074014U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115626045A (en) * | 2022-10-24 | 2023-01-20 | 江苏众如金属科技有限公司 | Electronic heavily block battery box locking means assembly |
| CN115626045B (en) * | 2022-10-24 | 2023-10-20 | 江苏众如金属科技有限公司 | Locking device assembly of electric heavy-duty truck battery box |
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