CN112009187B - Automatic ejection hook for electric automobile - Google Patents
Automatic ejection hook for electric automobile Download PDFInfo
- Publication number
- CN112009187B CN112009187B CN202010917795.8A CN202010917795A CN112009187B CN 112009187 B CN112009187 B CN 112009187B CN 202010917795 A CN202010917795 A CN 202010917795A CN 112009187 B CN112009187 B CN 112009187B
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- wall
- fixedly connected
- groove
- ejection
- plate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60D—VEHICLE CONNECTIONS
- B60D1/00—Traction couplings; Hitches; Draw-gear; Towing devices
- B60D1/24—Traction couplings; Hitches; Draw-gear; Towing devices characterised by arrangements for particular functions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60D—VEHICLE CONNECTIONS
- B60D1/00—Traction couplings; Hitches; Draw-gear; Towing devices
- B60D1/58—Auxiliary devices
Abstract
The invention relates to the technical field of automobile hooks and discloses an automatic ejection hook for an electric automobile, which comprises a thermal bimetallic plate, the hot bimetallic plate is heated to bend rightwards to push the trigger rod to move rightwards, the trigger rod moves rightwards to be inserted into the pressing groove, the locking rod is pushed to move downwards under the action of the inclined plane of the bottom wall in the pressure groove, the locking rod moves downwards to drive the lug boss to move downwards, the locking of the lug boss on the ejection block is released, at the moment, the ejection block can impact rightwards under the action of the elastic force of the ejection spring, thereby driving the plunger to impact rightwards to eject the movable block and the hook out, facilitating the fire fighter to hook the hook, the self-ignition trailer is more convenient to pull away, the safety of the trailer is improved, and the economic loss is reduced.
Description
Technical Field
The invention relates to the technical field of automobile hooks, in particular to an automatic ejection hook for an electric automobile.
Background
The electric automobile is a vehicle which takes a vehicle-mounted power supply as power and drives wheels to run by using a motor, and meets various requirements of road traffic and safety regulations. The electric automobile has a small influence on the environment, so that the prospect of the electric automobile is widely seen, but the current technology related to the electric automobile is not mature, wherein the important point is that the battery of the electric automobile has certain spontaneous combustion risk, especially a ternary lithium new energy automobile.
When the automobile is spontaneously combusted, in some cases, in order to reduce loss, the accident vehicle needs to be quickly separated from the original position to prevent fire or casualties. However, the flame of the automobile is large when the automobile is spontaneously combusted, fire fighters are difficult to approach the automobile, and the fire fighters are more difficult to hook the trailer hook of the automobile, so that the automobile is greatly hindered from moving, and serious economic loss is caused.
Based on this, we propose an automatic ejection hook for electric vehicles, and hopefully solve the disadvantages in the prior art.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the automatic ejection hook for the electric automobile, which has the advantage of automatically ejecting the trailer hook when the automobile spontaneously ignites.
(II) technical scheme
In order to realize the purpose of automatically ejecting the trailer hook when the vehicle is spontaneously combusted, the invention provides the following technical scheme: an automatic ejection hook for an electric automobile comprises an outer barrel, wherein an inner barrel is arranged inside the outer barrel, an ejection cavity is formed in the right side inside the inner barrel, and a control cavity is formed in the left side inside the inner barrel;
the inner wall of the ejection cavity is movably connected with a movable block, the right side of the movable block is fixedly connected with a hook, the left side of the movable block is fixedly connected with a traction rope, the traction rope is wound on the outer wall of a rope collecting disc, and the rope collecting disc is arranged inside the accommodating box;
the inner wall of the control cavity is provided with a sliding chute, the inner wall of the sliding chute is connected with a sliding block in a sliding mode, the sliding block is fixedly connected to the right end of the moving cylinder, a pull rod is inserted into the moving cylinder, an ejection spring is arranged on the outer wall of the pull rod, an ejection block is fixedly connected to the right end of the pull rod, a punch rod is fixedly connected to the right side of the ejection block, and the punch rod extends into the ejection cavity;
the outer wall of the ejection block is movably connected with a boss which is fixedly connected to the right side of the top of the locking rod, the left side of the top of the locking rod is also provided with a limiting part, the bottom of the locking rod is fixedly connected with a supporting spring, the supporting spring is fixedly connected to the inner bottom wall of the supporting box, and the outer wall of the supporting box is also provided with a through groove;
the inner wall of the through groove is movably connected with a trigger rod, the outer wall of the trigger rod is movably connected with a guide ring, the guide ring is fixedly connected to the bottom of the inner barrel, the left end of the trigger rod is movably connected with a thermal bimetallic plate, two ends of the thermal bimetallic plate are fixedly connected with fixing seats, the fixing seats are fixedly connected to the inner wall of a heated groove, and the heated groove is formed in the movable plate;
the outer wall of the trigger rod is fixedly connected with a fixed plate, the right side of the fixed plate is fixedly connected with a return spring, the right end of the return spring is fixedly connected with a positioning plate, and the positioning plate is fixedly connected to the inner wall of the heated groove;
the movable plate is fixedly connected to the left end of the movable barrel, a reset spring is further arranged on the outer wall of the movable barrel, and the reset spring is arranged between the movable plate and the inner barrel.
As a preferred technical scheme, the top of the movable block is provided with a limiting groove, the inner wall of the limiting groove is movably connected with a limiting block, the top of the limiting block is fixedly connected with a pressing plate, the top of the pressing plate is fixedly connected with a limiting spring, a vertical groove is further formed in the inner barrel, and the limiting spring is fixedly connected to the inner wall of the vertical groove.
As a preferred technical scheme of the invention, the inner wall of the limiting groove is an arc surface, and the bottom of the limiting block is an arc surface matched with the inner wall of the limiting groove.
As a preferable technical scheme of the invention, the tail end of the traction rope is fixedly connected to the outer wall of the rope collecting disc, a rotating shaft is arranged at the center of the rope collecting disc, one end of the rotating shaft is movably connected to the inner wall of the accommodating box, and the other end of the rotating shaft penetrates through the outer wall of the accommodating box and is fixedly connected with a knob.
As a preferable technical solution of the present invention, the ejection block is shaped as a truncated cone, and an inclined surface of the truncated cone is an arc surface, and the left side of the protrusion is a flat surface and the right side is an inclined surface.
As a preferable technical solution of the present invention, the outer wall of the locking lever is further provided with a pressure groove, the position of the pressure groove corresponds to the position of the through groove, and the inner bottom wall of the pressure groove is an inclined upward slope.
As a preferred embodiment of the present invention, the thermal bimetal plate is composed of a left metal plate and a right metal plate, and the thermal expansion coefficient of the left metal plate is greater than that of the right metal plate.
As a preferable technical scheme of the invention, an electric push rod is further arranged inside the outer cylinder, and the top of an output shaft of the electric push rod is fixedly connected to the inner wall of the moving plate.
As a preferred technical scheme of the present invention, an input end of the electric push rod is electrically connected to a central processing unit, an input end of the central processing unit is electrically connected to a temperature sensor, and the central processing unit is further integrated with a signal receiving unit.
(III) advantageous effects
Compared with the prior art, the invention provides an automatic ejection hook for an electric automobile, which has the following beneficial effects:
1. this an automatic couple that launches for electric automobile, when the vehicle spontaneous combustion, the crooked promotion trigger bar that is heated of hot bimetallic strip moves right, the trigger bar moves right and promotes the locking lever downwards through the indent, make the locking lever relieve the locking to launching the piece, launch the piece this moment and can strike right under the spring action who launches the spring, and then drive the jumper bar and strike right, launch away movable block and couple, make things convenient for the fire fighter to collude the couple, and then drag the spontaneous combustion vehicle away, the trailer is more convenient, the security of trailer has not only been increased, economic loss has also been reduced.
2. This an automatic couple that launches for electric automobile, electric putter's input electric connection has central processing unit, and central processing unit's input electric connection has temperature sensor, and temperature sensor can respond to the inside and outside temperature of car, and when the high temperature, temperature sensor is signal transmission to central processing unit, and central processing unit controls electric putter's output shaft again and contracts, also can make the couple launch away, conveniently drags the car away.
3. This an automatic couple that launches for electric automobile, electric putter's input electric connection has central processing unit, and the last signal receiving unit that still integrates of central processing unit, and signal receiving unit can with mobile terminal signal connection, and when the vehicle spontaneous combustion, the car owner also can control electric putter's output shaft through mobile terminal and retract, launches the couple away.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1 according to the present invention;
FIG. 3 is a partial front view of the containment box of the present invention;
FIG. 4 is an enlarged schematic view of a portion of the ejector block of the present invention;
FIG. 5 is an enlarged schematic view of a portion of the lock rod of the present invention;
FIG. 6 is an enlarged view of portion B of FIG. 1 according to the present invention.
In the figure: 1-outer cylinder body, 2-inner cylinder body, 3-ejection cavity, 4-control cavity, 5-movable block, 6-limit groove, 7-limit block, 8-pressure plate, 9-limit spring, 10-vertical groove, 11-traction rope, 12-rope-collecting disk, 13-containing box, 14-rotating shaft, 15-knob, 16-sliding groove, 17-sliding block, 18-moving cylinder, 19-pull rod, 20-ejection spring, 21-ejection block, 22-impact rod, 23-locking rod, 24-limit part, 25-bulge, 26-support spring, 27-support box, 28-pressure groove, 29-through groove, 30-trigger rod, 31-guide ring, 32-thermal bimetallic plate, 33-fixing seat, 34-a heated groove, 35-a fixed plate, 36-a positioning plate, 37-a return spring, 38-an electric push rod, 39-a return spring, 40-a moving plate and 41-a hook.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 1-6, an automatic ejection hook for an electric vehicle comprises an outer cylinder 1, an inner cylinder 2 is arranged inside the outer cylinder 1, an ejection cavity 3 is formed on the right side inside the inner cylinder 2, and a control cavity 4 is formed on the left side inside the inner cylinder 2;
the inner wall of the ejection cavity 3 is movably connected with a movable block 5, the right side of the movable block 5 is fixedly connected with a hook 41, the left side of the movable block 5 is fixedly connected with a traction rope 11, the traction rope 11 is wound on the outer wall of a rope collecting disc 12, and the rope collecting disc 12 is arranged inside an accommodating box 13;
a sliding groove 16 is formed in the inner wall of the control cavity 4, a sliding block 17 is connected to the inner wall of the sliding groove 16 in a sliding mode, the sliding block 17 is fixedly connected to the right end of a moving cylinder 18, a pull rod 19 is inserted into the moving cylinder 18, an ejection spring 20 is arranged on the outer wall of the pull rod 19, an ejection block 21 is fixedly connected to the right end of the pull rod 19, a punch rod 22 is fixedly connected to the right side of the ejection block 21, and the punch rod 22 extends into the ejection cavity 3;
the outer wall of the ejection block 21 is movably connected with a boss 25, the boss 25 is fixedly connected to the right side of the top of the locking rod 23, the left side of the top of the locking rod 23 is also provided with a limiting part 24, the bottom of the locking rod 23 is fixedly connected with a supporting spring 26, the supporting spring 26 is fixedly connected to the inner bottom wall of a supporting box 27, and the outer wall of the supporting box 27 is also provided with a through groove 29;
the inner wall of the through groove 29 is movably connected with a trigger rod 30, the outer wall of the trigger rod 30 is movably connected with a guide ring 31, the guide ring 31 is fixedly connected to the bottom of the inner cylinder 2, the left end of the trigger rod 30 is movably connected with a thermal bimetallic plate 32, two ends of the thermal bimetallic plate 32 are fixedly connected with fixing seats 33, the fixing seats 33 are fixedly connected to the inner wall of a heated groove 34, and the heated groove 34 is arranged inside the movable plate 40;
a fixing plate 35 is fixedly connected to the outer wall of the trigger rod 30, a return spring 37 is fixedly connected to the right side of the fixing plate 35, a positioning plate 36 is fixedly connected to the right end of the return spring 37, and the positioning plate 36 is fixedly connected to the inner wall of the heat receiving groove 34;
the moving plate 40 is fixedly connected to the left end of the moving cylinder 18, the outer wall of the moving cylinder 18 is also provided with a return spring 39, and the return spring 39 is arranged between the moving plate 40 and the inner cylinder 2.
In this embodiment, spacing groove 6 has been seted up at the top of movable block 5, and the inner wall swing joint of spacing groove 6 has stopper 7, and stopper 7's top fixedly connected with clamp plate 8, clamp plate 8's top fixedly connected with spacing spring 9, perpendicular groove 10 has still been seted up to the inside of interior barrel 2, and spacing spring 9 fixed connection is on the inner wall of perpendicular groove 10, and under the normal condition, stopper 7 can block in the spacing groove 6 of movable block 5, prevents to remove about movable block 5.
In this embodiment, the inner wall of spacing groove 6 is the cambered surface, and the bottom of stopper 7 is the inner wall assorted cambered surface with spacing groove 6, and stopper 7 can not lock the position of dead movable block 5 completely, and movable block 5 can be rapid when receiving the impact force of jumper bar 22, breaks away from stopper 7.
In this embodiment, the terminal fixed connection of haulage rope 11 is on the outer wall of receipts rope dish 12, and the center department of receiving rope dish 12 is provided with pivot 14, the one end swing joint of pivot 14 is on the inner wall that holds box 13, the other end runs through the outer wall that holds box 13 and fixedly connected with knob 15, couple 41 takes haulage rope 11 to launch away, conveniently drag the car away, when accomodating haulage rope 11, it can make pivot 14 rotatory to twist knob 15, it is rotatory that the rope dish 12 is received in the rotatory drive of pivot 14, can make haulage rope 11 twine again on receiving rope dish 12, convenient next use.
In this embodiment, the ejection block 21 is shaped as a circular truncated cone, the inclined surface of the circular truncated cone is an arc surface, the left side of the protrusion 25 is a flat surface, and the right side of the protrusion is an inclined surface, when the ejection block 21 moves leftward, the protrusion 25 can move downward through the arc surface of the outer wall of the ejection block and the inclined surface on the right side of the protrusion 25, and when the ejection block 21 is located on the left side of the protrusion 25, the ejection block 21 cannot return under the action of the left flat surface of the protrusion 25, so as to lock the position of the ejection block 21.
In this embodiment, the outer wall of the locking lever 23 is further provided with a pressing groove 28, the position of the pressing groove 28 corresponds to the position of the through groove 29, the inner bottom wall of the pressing groove 28 is an inclined plane, the trigger rod 30 is inserted into the pressing groove 28 when moving rightwards, and the locking lever 23 is pushed to move downwards under the action of the inclined plane of the inner bottom wall of the pressing groove 28, so as to drive the protrusion 25 to move downwards, thereby facilitating the release of the locking of the ejection block 21.
In this embodiment, the thermal bimetal 32 is composed of a left metal plate and a right metal plate, the thermal expansion coefficient of the left metal plate is greater than that of the right metal plate, and when the thermal bimetal 32 is heated, the thermal bimetal bends to the right, thereby pushing the trigger rod 30 to move to the right.
In this embodiment, the electric push rod 38 is further disposed inside the outer cylinder 1, the top of the output shaft of the electric push rod 38 is fixedly connected to the inner wall of the moving plate 40, and the retraction of the output shaft of the electric push rod 38 also enables the trigger rod 30 to move rightwards, so that the movable block 5 and the hook 41 are ejected out.
In this embodiment, electric putter 38's input electric connection has central processing unit, central processing unit's input electric connection has temperature sensor, the last signal reception unit that still integrates of central processing unit, temperature sensor sets up on the automobile body, can monitor the inside and outside temperature of car, when the high temperature, temperature sensor transmits signal to central processing unit, central processing unit again controls electric putter 38's output shaft and contracts, launch away couple 41, signal reception unit signal connection has mobile terminal, when the vehicle spontaneous combustion, the car owner also can control electric putter 38's output shaft and contract through mobile terminal, launch away couple 41.
The working principle and the using process of the invention are as follows:
in a common state, the movable block 5 and the hook 41 are positioned in the ejection cavity 3, the position of the movable block 5 is locked by the limiting block 7, the ejection block 21 is positioned on the left side of the protruding part 25, the protruding part 25 limits the ejection block 21 to move rightwards, and the ejection spring 20 is also compressed;
when the vehicle is spontaneously combusted, the thermal bimetallic plate 32 is heated to bend rightwards to push the trigger rod 30 to move rightwards, the trigger rod 30 moves rightwards to be inserted into the pressing groove 28, the locking rod 23 is pushed to move downwards under the action of the inclined plane of the inner bottom wall of the pressing groove 28, the locking rod 23 moves downwards to drive the protruding part 25 to move downwards, the locking of the ejection block 21 is released, at the moment, the ejection block 21 can impact rightwards under the action of the elastic force of the ejection spring 20, the punching rod 22 is driven to impact rightwards, the movable block 5 and the hook 41 are ejected out, the hook 41 is convenient for firemen to hook, the spontaneously combusted vehicle is dragged away, the trailer is more convenient, the safety of the trailer is improved, and the economic loss is also reduced;
the ejection block 21 can move leftwards by pulling the pull rod 19 leftwards, so that the ejection block 21 is positioned at the left side of the protruding part 25 again, the ejection block 21 is reset, and the ejection block 21 can be reused;
the top of an output shaft of the electric push rod 38 is fixedly connected to the inner wall of the movable plate 40, the input end of the electric push rod 38 is electrically connected with a central processing unit, the input end of the central processing unit is electrically connected with a temperature sensor, the temperature sensor can sense the temperature inside and outside the vehicle, when the temperature is too high, the temperature sensor transmits a signal to the central processing unit, the central processing unit controls the output shaft of the electric push rod 38 to retract, the hook 41 can be ejected out, and the vehicle can be conveniently dragged away;
the input end of the electric push rod 38 is electrically connected with a central processing unit, a signal receiving unit is further integrated on the central processing unit, the signal receiving unit can be in signal connection with the mobile terminal, and when the vehicle spontaneously ignites, a vehicle owner can also control the retraction of the output shaft of the electric push rod 38 through the mobile terminal to eject the hook 41.
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 (7)
1. The utility model provides an automatic ejection couple for electric automobile, includes outer barrel (1), its characterized in that: an inner barrel (2) is arranged inside the outer barrel (1), an ejection cavity (3) is formed in the right side inside the inner barrel (2), and a control cavity (4) is formed in the left side inside the inner barrel (2);
the inner wall of the ejection cavity (3) is movably connected with a movable block (5), the right side of the movable block (5) is fixedly connected with a hook (41), the left side of the movable block (5) is fixedly connected with a traction rope (11), the traction rope (11) is wound on the outer wall of a rope collecting disc (12), and the rope collecting disc (12) is arranged inside the accommodating box (13);
a sliding groove (16) is formed in the inner wall of the control cavity (4), a sliding block (17) is connected to the inner wall of the sliding groove (16) in a sliding mode, the sliding block (17) is fixedly connected to the right end of a moving cylinder (18), a pull rod (19) is inserted into the moving cylinder (18), an ejection spring (20) is arranged on the outer wall of the pull rod (19), an ejection block (21) is fixedly connected to the right end of the pull rod (19), a punch rod (22) is fixedly connected to the right side of the ejection block (21), and the punch rod (22) extends into the ejection cavity (3);
the ejection device comprises an ejection block (21), and is characterized in that a boss (25) is movably connected to the outer wall of the ejection block (21), the boss (25) is fixedly connected to the right side of the top of a locking rod (23), a limiting part (24) is further arranged on the left side of the top of the locking rod (23), a supporting spring (26) is fixedly connected to the bottom of the locking rod (23), the supporting spring (26) is fixedly connected to the inner bottom wall of a supporting box (27), and a through groove (29) is further formed in the outer wall of the supporting box (27);
the outer wall of the locking rod (23) is further provided with a pressing groove (28), the position of the pressing groove (28) corresponds to the position of the through groove (29), and the inner bottom wall of the pressing groove (28) is an inclined upward inclined surface;
the inner wall of the through groove (29) is movably connected with a trigger rod (30), the outer wall of the trigger rod (30) is movably connected with a guide ring (31), the guide ring (31) is fixedly connected to the bottom of the inner barrel (2), the left end of the trigger rod (30) is movably connected with a thermal bimetallic plate (32), two ends of the thermal bimetallic plate (32) are fixedly connected with fixing seats (33), the fixing seats (33) are fixedly connected to the inner wall of a heated groove (34), and the heated groove (34) is arranged in the movable plate (40);
the thermal bimetallic plate (32) consists of a left metal plate and a right metal plate, the thermal expansion coefficient of the left metal plate is larger than that of the right metal plate, and when the vehicle spontaneously ignites, the thermal bimetallic plate (32) is heated and bent rightwards to push the trigger rod (30) to move rightwards;
the outer wall of the trigger rod (30) is fixedly connected with a fixing plate (35), the right side of the fixing plate (35) is fixedly connected with a return spring (37), the right end of the return spring (37) is fixedly connected with a positioning plate (36), and the positioning plate (36) is fixedly connected to the inner wall of the heated groove (34);
the movable plate (40) is fixedly connected to the left end of the movable barrel (18), a return spring (39) is further arranged on the outer wall of the movable barrel (18), and the return spring (39) is arranged between the movable plate (40) and the inner barrel (2).
2. The automatic ejection hook for the electric automobile as claimed in claim 1, wherein: spacing groove (6) have been seted up at the top of movable block (5), the inner wall swing joint of spacing groove (6) has stopper (7), the top fixedly connected with clamp plate (8) of stopper (7), the spacing spring (9) of top fixedly connected with of clamp plate (8), perpendicular groove (10) have still been seted up to the inside of interior barrel (2), spacing spring (9) fixed connection is on the inner wall of perpendicular groove (10).
3. The automatic ejection hook for the electric automobile as claimed in claim 2, wherein: the inner wall of the limiting groove (6) is an arc surface, and the bottom of the limiting block (7) is the arc surface matched with the inner wall of the limiting groove (6).
4. The automatic ejection hook for the electric automobile as claimed in claim 1, wherein: the tail end of the traction rope (11) is fixedly connected to the outer wall of the rope collecting disc (12), a rotating shaft (14) is arranged at the center of the rope collecting disc (12), one end of the rotating shaft (14) is movably connected to the inner wall of the accommodating box (13), and the other end of the rotating shaft penetrates through the outer wall of the accommodating box (13) and is fixedly connected with a knob (15).
5. The automatic ejection hook for the electric automobile as claimed in claim 1, wherein: the ejection block (21) is in the shape of a truncated cone, the inclined surface of the truncated cone is an arc surface, the left side of the protruding portion (25) is a plane, and the right side of the protruding portion is an inclined surface.
6. The automatic ejection hook for the electric automobile as claimed in claim 1, wherein: an electric push rod (38) is further arranged inside the outer cylinder body (1), and the top of an output shaft of the electric push rod (38) is fixedly connected to the inner wall of the moving plate (40).
7. The automatic ejection hook for the electric automobile as claimed in claim 6, wherein: the input end of the electric push rod (38) is electrically connected with a central processing unit, the input end of the central processing unit is electrically connected with a temperature sensor, and a signal receiving unit is further integrated on the central processing unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010917795.8A CN112009187B (en) | 2020-09-03 | 2020-09-03 | Automatic ejection hook for electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010917795.8A CN112009187B (en) | 2020-09-03 | 2020-09-03 | Automatic ejection hook for electric automobile |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112009187A CN112009187A (en) | 2020-12-01 |
| CN112009187B true CN112009187B (en) | 2021-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010917795.8A Active CN112009187B (en) | 2020-09-03 | 2020-09-03 | Automatic ejection hook for electric automobile |
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| CN (1) | CN112009187B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113628361B (en) * | 2021-07-05 | 2023-06-09 | 宁波如意股份有限公司 | Non-contact forklift data recorder |
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| US10202009B2 (en) * | 2016-07-18 | 2019-02-12 | Ford Global Technologies, Llc | Trailer hitch architecture adaptable to multiple conventional drawbar sizes having drawbar adaptor size-reducing sleeve for attachment pin |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2587684Y (en) * | 2002-09-19 | 2003-11-26 | 郭广顺 | Self-locking retractable drawbar |
| US6971661B1 (en) * | 2004-07-20 | 2005-12-06 | Mackarvich Charles J | Trailer hitch with safety cable cartridge |
| CN201573502U (en) * | 2009-12-10 | 2010-09-08 | 奇瑞汽车股份有限公司 | Automobile tow hook |
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| Publication number | Publication date |
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| CN112009187A (en) | 2020-12-01 |
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