CN110901382A - Protective device for preventing oil door from losing efficacy - Google Patents
Protective device for preventing oil door from losing efficacy Download PDFInfo
- Publication number
- CN110901382A CN110901382A CN201911236603.0A CN201911236603A CN110901382A CN 110901382 A CN110901382 A CN 110901382A CN 201911236603 A CN201911236603 A CN 201911236603A CN 110901382 A CN110901382 A CN 110901382A
- Authority
- CN
- China
- Prior art keywords
- sensor
- accelerator pedal
- fixing
- pressing
- pressing block
- Prior art date
- 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.)
- Pending
Links
- 230000001681 protective effect Effects 0.000 title abstract description 11
- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 239000004519 grease Substances 0.000 claims 1
- 230000008901 benefit Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 8
- 230000008859 change Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 230000006872 improvement Effects 0.000 description 4
- 230000002265 prevention Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 229910000639 Spring steel Inorganic materials 0.000 description 2
- 229920002635 polyurethane Polymers 0.000 description 2
- 239000004814 polyurethane Substances 0.000 description 2
- 238000005381 potential energy Methods 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K26/00—Arrangements or mounting of propulsion unit control devices in vehicles
- B60K26/02—Arrangements or mounting of propulsion unit control devices in vehicles of initiating means or elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K26/00—Arrangements or mounting of propulsion unit control devices in vehicles
- B60K26/02—Arrangements or mounting of propulsion unit control devices in vehicles of initiating means or elements
- B60K2026/025—Input devices for controlling electric drive motors
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Auxiliary Drives, Propulsion Controls, And Safety Devices (AREA)
Abstract
The invention discloses a protective device for preventing an accelerator from losing efficacy, which comprises a grounding base, a plug connector, a first sensor, a second sensor, a guide mechanism, a fixing sheet and a torsion spring.
Description
Technical Field
The invention relates to the field of electric multifunctional vehicles, in particular to a protective device for preventing an oil door from losing efficacy.
Background
The popularization of electric automobiles also drives the development of multi-function vehicle electromotion, so that the electric multi-function vehicles are also innovated continuously, and on the basis, the accelerator pedals used by a plurality of electric multi-function vehicles are single-way accelerator pedals, so that a plurality of potential safety hazards are caused.
Under present state, the throttle signal of vehicle is one way voltage signal, and the vehicle is through detecting voltage change to confirm the throttle and trample the degree of depth, under this state, when voltage signal goes wrong, can lead to the vehicle can't go, perhaps the state that the vehicle was gone at full speed all the time appears, potential safety hazard and personal safety accident can appear, and accelerator pedal can stimulate the wire when using, because the wire generally places fixed accelerator pedal at will, makes the wire wearing and tearing not hard up.
Disclosure of Invention
Accordingly, to address the above-mentioned deficiencies, the present invention provides a protective device against oil door failure.
The invention is realized in this way, construct a protective device for preventing the failure of an accelerator door, the device includes a grounding base, an accelerator pedal, a connecting axle pin, a connecting sheet, a pinch roller, a wire, a plug connector, a first sensor, a second sensor, a guide mechanism, a fixing sheet and a torsion spring, the grounding base is rotationally matched with the right lower end of the accelerator pedal through the connecting axle pin, the fixing sheet is fixed with the front and back sides of the bottom of the accelerator pedal into a whole, one end of the connecting sheet is rotationally connected with the inner side of the fixing sheet through an axle pin, the other end of the connecting sheet is rotationally connected with the pinch roller, the first sensor is fastened at the front end of the bottom of the;
the second sensor is connected with a bolt at the rear end of the bottom of the accelerator pedal, the lower ends of the first sensor and the second sensor are both fixed with a lead, one end of the lead, which is far away from the first sensor and the second sensor, is fixedly connected with the left end of the plug connector, and the lead penetrates through the inner side of the guide mechanism in a matching manner;
the guide mechanism comprises a fixed frame, a buffer spring, a pressing block and a guide wheel, the fixed frame is locked and fixed with the left side of the upper end of the grounding base through a screw, the buffer spring is oppositely arranged on the upper side and the lower side inside the fixed frame, the pressing block is elastically connected with the upper end inside the fixed frame through the buffer spring, the guide wheel is oppositely arranged on the left side and the right side of the lower end of the pressing block, and the guide wheel is movably connected with the inner side of the pressing;
the number of the buffer springs is eight, and four buffer springs form a group;
the upper end of the pressing block is provided with four fixing grooves, and the diameter of the fixing groove at the upper end of the pressing block is five millimeters larger than that of the buffer spring;
the top of the accelerator pedal is provided with anti-skid lugs which are symmetrically distributed along the left end and the right end of the top of the accelerator pedal;
the number of the pressing blocks is two, and the pressing blocks are symmetrically distributed along the upper end and the lower end of the inside of the fixing frame;
two the briquetting upper end all is provided with the leading wheel to the leading wheel surface is smooth form.
Preferably, the guide wheel is made of polyurethane, and the wear resistance is excellent.
Preferably, the buffer spring is made of spring steel and has excellent elastic potential energy.
The invention has the following advantages: the invention provides an oil door failure prevention protection device through improvement, compared with the same type of equipment, the oil door failure prevention protection device has the following improvement:
the method has the advantages that: according to the oil door failure prevention protection device, the first sensor and the second sensor are arranged at the bottom of the accelerator pedal, the second sensor is added on the basis of a single-path accelerator signal, the voltage range of the added second sensor is twice of that of the first sensor, voltage change curves are the same, a multiple relation is always kept in the process of accelerator pedal change, the stepping depth of the accelerator pedal is determined by a low voltage value, and therefore the speed of a vehicle is controlled, the safety of the vehicle and the human body is protected, and potential safety hazards brought by the accelerator pedal are eliminated.
The method has the advantages that: according to the protective device for preventing the oil door from losing efficacy, the guide mechanism is arranged at the top of the grounding base, so that the wire can drive the guide wheel to rotate at the upper end of the pressing block through friction force in the moving process of the wire, the wire can stably move, the pressing block can press the buffer spring to deform and contract, the vibration force at the upper end of the wire is absorbed, the wire can stably move, and the advantage of preventing the wire from being abraded and loosened is achieved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic front view of the protective device for preventing the oil door from failing;
FIG. 3 is an enlarged view of the connecting piece A of the present invention;
FIG. 4 is a schematic cross-sectional view of the guiding mechanism of the present invention;
fig. 5 is a graph of the signal variation of the present invention.
Wherein: the device comprises a grounding base-1, an accelerator pedal-2, a connecting shaft pin-3, a connecting sheet-4, a pinch roller-5, a lead-6, a plug connector-7, a first sensor-8, a second sensor-9, a guide mechanism-10, a fixing sheet-11, a torsion spring-12, a fixing frame-101, a buffer spring-102, a pressing block-103 and a guide wheel-104.
Detailed Description
The present invention will be described in detail with reference to fig. 1 to 5, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all 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.
The invention provides a protective device for preventing an oil door from losing efficacy by improvement, which comprises a grounding base 1, an accelerator pedal 2, a connecting shaft pin 3, a connecting sheet 4, a pressing wheel 5, a lead 6, a plug connector 7, a first sensor 8, a second sensor 9, a guide mechanism 10, a fixing sheet 11 and a torsion spring 12, wherein the grounding base 1 is in rotating fit with the right lower end of the accelerator pedal 2 through the connecting shaft pin 3, the fixing sheet 11 and the front side and the back side of the bottom of the accelerator pedal 2 are fixed into a whole, one end of the connecting sheet 4 is rotatably connected with the inner side of the fixing sheet 11 through a hinge shaft, the other end of the connecting sheet 4 is rotatably connected with the pressing wheel 5, the first sensor 8 is fastened at the front end of the bottom.
Further, second sensor 9 and 2 bottom rear end bolted connections of accelerator pedal, first sensor 8 and the 9 lower extremes of second sensor all are fixed with wire 6, wire 6 is kept away from first sensor 8 and 9 one end of second sensor and 7 left end fixed connection of plug connector, wire 6 adopts and carries out the mode of complex and runs through in guiding mechanism 10 inboardly.
Further, guiding mechanism 10 includes fixed frame 101, buffer spring 102, briquetting 103 and leading wheel 104, fixed frame 101 passes through the screw and is fixed with the locking of 1 upper end left side of ground connection base, both sides are provided with buffer spring 102 relatively about fixed frame 101 is inside, do benefit to and play the effect of carrying out the absorbing, briquetting 103 passes through buffer spring 102 and the inside upper end elastic connection of fixed frame 101, briquetting 103 lower extreme left and right sides is provided with leading wheel 104 relatively to leading wheel 104 and the inboard swing joint of briquetting 103 do benefit to and play the effect that makes 6 steadily moving of wire.
Furthermore, the total number of the buffer springs 102 is eight, and four buffer springs 102 form a group, which is beneficial to playing a role of buffering.
Furthermore, the upper end of the pressing block 103 is provided with four fixing grooves, and the diameter of the fixing groove at the upper end of the pressing block 103 is larger than the diameter of the buffer spring 102 by five millimeters, so that the buffer spring 102 is favorably fixed.
Further, 2 tops of accelerator pedal are provided with skid proof block to skid proof block is the symmetrical form along 2 tops of accelerator pedal and distributes, does benefit to and plays the effect of carrying on antiskid.
Further, the pressing blocks 103 are arranged in two, and the pressing blocks 103 are symmetrically distributed along the upper end and the lower end inside the fixing frame 101, so that the effect of fixing the lead 6 stably is facilitated.
Further, two briquetting 103 upper end all is provided with leading wheel 104 to leading wheel 104 surface is smooth form, does benefit to and plays the effect of stabilizing the fixed to wire 6.
Furthermore, the guide wheel 104 is made of polyurethane, and has excellent wear resistance.
Further, the buffer spring 102 is made of spring steel, and has excellent elastic potential energy.
The invention provides a protective device for preventing the oil door from losing efficacy through improvement, and the working principle is as follows;
firstly, before use, the oil door failure prevention protection device is horizontally placed, so that the grounding base 1 fixedly supports the device;
secondly, fixing the device at a proper position at the upper end of the electric vehicle, enabling a user to step on an accelerator pedal 2 by feet, enabling the accelerator pedal 2 to rotate at the upper end of a grounding base 1 through a connecting shaft pin 3, enabling the accelerator pedal 2 to drive a pressing wheel 5 to move towards the front end of the grounding base 1 through a connecting sheet 4, and enabling electric signals of stepping depths of the accelerator pedal 2 of a first sensor 8 and a second sensor 9 to be checked;
thirdly, the first sensor 8 and the second sensor 9 are arranged at the bottom of the accelerator pedal 2, the second sensor 9 is added on the basis of a single-path accelerator signal, the voltage range of the added second sensor 9 is twice of that of the first sensor 8, voltage change curves are the same, a multiple relation is always kept in the change process of the accelerator pedal 2, the tread depth of the accelerator pedal 2 is determined by a low voltage value, and therefore the vehicle speed is controlled, the basic voltage range of the first sensor 8 at the upper end of the accelerator pedal 2 is 0-5v, the voltage range of the accelerator pedal 2 with the added second sensor 9 is 0-10v, the vehicle and personal safety is protected, and potential safety hazards brought by the accelerator pedal are eliminated;
fourthly, simultaneously, through having set up guiding mechanism 10 at ground connection base 1 top, at wire 6 removal in-process, can make wire 6 drive leading wheel 104 through frictional force and rotate in briquetting 103 upper end, make wire 6 steady movement to briquetting 103 can press buffer spring 102 to produce the deformation shrink, absorbs the shaking force of wire 6 upper end, thereby makes wire 6 firm the removal, prevents wire wearing and tearing and not hard up.
The invention provides a protective device for preventing the failure of an accelerator, a first sensor 8 and a second sensor 9 are arranged at the bottom of an accelerator pedal 2, the second sensor 9 is added on the basis of a single-path accelerator signal, the voltage range of the added second sensor 9 is twice of that of the first sensor 8, the voltage change curves are the same, the multiple relation is always kept in the change process of the accelerator pedal 2, and the stepping depth of the accelerator pedal 2 is determined by a low voltage value, so that the speed of a vehicle is controlled, the vehicle and personal safety is protected, and the potential safety hazard caused by the accelerator pedal is eliminated; through having set up guiding mechanism 10 at ground connection base 1 top, at wire 6 removal in-process, can make wire 6 drive leading wheel 104 through frictional force and rotate in briquetting 103 upper end, make wire 6 steadily remove to briquetting 103 can press buffer spring 102 to produce the deformation shrink, absorbs the shaking force of wire 6 upper end, thereby makes wire 6 firm the removal, has reached the advantage that prevents wire wearing and tearing and not hard up.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described, and the standard parts used in the present invention are all available on the market, the special-shaped parts can be customized according to the description and the accompanying drawings, the specific connection mode of each part adopts the conventional means of bolt and rivet, welding and the like mature in the prior art, the machinery, parts and equipment adopt the conventional type in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, and the details are not described herein.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (3)
1. The utility model provides a grease proofing door failure protection device which characterized in that: the structure of the device comprises a grounding base (1), an accelerator pedal (2), a connecting shaft pin (3), a connecting sheet (4), a pressing wheel (5), a conducting wire (6), a plug connector (7), a first sensor (8), a second sensor (9), a guide mechanism (10), a fixing sheet (11) and a torsion spring (12), the grounding base (1) is in running fit with the right lower end of the accelerator pedal (2) through a connecting shaft pin (3), the fixing piece (11) is fixed with the front side and the rear side of the bottom of the accelerator pedal (2) into a whole, one end of the connecting sheet (4) is rotationally connected with the inner side of the fixing sheet (11) through a hinge shaft, the other end of the connecting sheet (4) is rotatably connected with the pressing wheel (5), the first sensor (8) is fastened at the front end of the bottom of the accelerator pedal (2) through a screw, and a torsion spring (12) is fixedly connected inside the fixing sheet (11);
the second sensor (9) is connected with the rear end of the bottom of the accelerator pedal (2) through a bolt, the lower ends of the first sensor (8) and the second sensor (9) are both fixed with a lead (6), one end of the lead (6), far away from the first sensor (8) and the second sensor (9), is fixedly connected with the left end of the plug connector (7), and the lead (6) penetrates through the inner side of the guide mechanism (10) in a matching mode;
the guide mechanism (10) comprises a fixed frame (101), a buffer spring (102), a pressing block (103) and a guide wheel (104), the fixed frame (101) is locked and fixed with the left side of the upper end of the grounding base (1) through a screw, the buffer spring (102) is oppositely arranged on the upper side and the lower side of the inside of the fixed frame (101), the pressing block (103) is elastically connected with the upper end of the inside of the fixed frame (101) through the buffer spring (102), the guide wheel (104) is oppositely arranged on the left side and the right side of the lower end of the pressing block (103), and the guide wheel (104) is movably connected with the inner side of;
the number of the buffer springs (102) is eight, and four buffer springs (102) form a group;
the upper end of the pressing block (103) is provided with four fixing grooves, and the diameter of the fixing groove at the upper end of the pressing block (103) is larger than the diameter of the buffer spring (102) by five millimeters;
the top of the accelerator pedal (2) is provided with anti-skid lugs which are symmetrically distributed along the left end and the right end of the top of the accelerator pedal (2).
2. The device for protecting against oil door failure of claim 3, wherein: the number of the pressing blocks (103) is two, and the pressing blocks (103) are symmetrically distributed along the upper end and the lower end inside the fixing frame (101).
3. The device for protecting against oil door failure of claim 7, wherein: the upper ends of the two pressing blocks (103) are provided with guide wheels (104), and the outer surfaces of the guide wheels (104) are smooth.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201911236603.0A CN110901382A (en) | 2019-12-05 | 2019-12-05 | Protective device for preventing oil door from losing efficacy |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201911236603.0A CN110901382A (en) | 2019-12-05 | 2019-12-05 | Protective device for preventing oil door from losing efficacy |
Publications (1)
Publication Number | Publication Date |
---|---|
CN110901382A true CN110901382A (en) | 2020-03-24 |
Family
ID=69823034
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201911236603.0A Pending CN110901382A (en) | 2019-12-05 | 2019-12-05 | Protective device for preventing oil door from losing efficacy |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110901382A (en) |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2662420Y (en) * | 2003-10-24 | 2004-12-08 | 田盛 | A variety of coil vertical-coiling device for welding transformer |
CN2775608Y (en) * | 2005-02-04 | 2006-04-26 | 南京奥联汽车电子电器有限公司 | Automobile accelerator pedal with non-contact type pedal angle displacement transmittor |
CN101638056A (en) * | 2009-08-28 | 2010-02-03 | 武汉理工大学 | Electronic accelerator pedal designed by adopting different physical principles for redundancy design |
CN203485766U (en) * | 2013-09-05 | 2014-03-19 | 济宁市生源节能动力设备有限公司 | Combined type electronic throttle pedal for electro-hydraulic hybrid electric automobile |
CN203752911U (en) * | 2014-03-04 | 2014-08-06 | 北京比特英泰动力技术有限公司 | Novel electronic accelerator pedal in redundancy design |
US20150328994A1 (en) * | 2014-05-13 | 2015-11-19 | Razor Usa Llc | Kart |
CN106114216A (en) * | 2016-09-05 | 2016-11-16 | 厦门丰泰国际新能源汽车有限公司 | Accelerator stepping misoperation preventing device |
CN107993772A (en) * | 2017-12-15 | 2018-05-04 | 徐州敏思机电科技有限公司 | A kind of adjustable conductor clamping device |
CN208617121U (en) * | 2018-06-22 | 2019-03-19 | 汉德制造(中国)有限公司 | A kind of yarn straightening device |
CN211390956U (en) * | 2019-12-05 | 2020-09-01 | 江苏悦达专用车有限公司 | Electric multifunctional accelerator failure prevention protection device |
-
2019
- 2019-12-05 CN CN201911236603.0A patent/CN110901382A/en active Pending
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2662420Y (en) * | 2003-10-24 | 2004-12-08 | 田盛 | A variety of coil vertical-coiling device for welding transformer |
CN2775608Y (en) * | 2005-02-04 | 2006-04-26 | 南京奥联汽车电子电器有限公司 | Automobile accelerator pedal with non-contact type pedal angle displacement transmittor |
CN101638056A (en) * | 2009-08-28 | 2010-02-03 | 武汉理工大学 | Electronic accelerator pedal designed by adopting different physical principles for redundancy design |
CN203485766U (en) * | 2013-09-05 | 2014-03-19 | 济宁市生源节能动力设备有限公司 | Combined type electronic throttle pedal for electro-hydraulic hybrid electric automobile |
CN203752911U (en) * | 2014-03-04 | 2014-08-06 | 北京比特英泰动力技术有限公司 | Novel electronic accelerator pedal in redundancy design |
US20150328994A1 (en) * | 2014-05-13 | 2015-11-19 | Razor Usa Llc | Kart |
CN106114216A (en) * | 2016-09-05 | 2016-11-16 | 厦门丰泰国际新能源汽车有限公司 | Accelerator stepping misoperation preventing device |
CN107993772A (en) * | 2017-12-15 | 2018-05-04 | 徐州敏思机电科技有限公司 | A kind of adjustable conductor clamping device |
CN208617121U (en) * | 2018-06-22 | 2019-03-19 | 汉德制造(中国)有限公司 | A kind of yarn straightening device |
CN211390956U (en) * | 2019-12-05 | 2020-09-01 | 江苏悦达专用车有限公司 | Electric multifunctional accelerator failure prevention protection device |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN211943615U (en) | Foot-controlled personal transport appliance | |
CN105947055A (en) | Electric self-balancing double-wheeled vehicle | |
CN211390956U (en) | Electric multifunctional accelerator failure prevention protection device | |
CA2366738A1 (en) | Vehicle for towing persons which move on rollers or gliding bodies | |
CN110901382A (en) | Protective device for preventing oil door from losing efficacy | |
CN205569068U (en) | Base is removed in shock attenuation of medical treatment shallow | |
CN105599838A (en) | Electric environment-friendly all-terrain vehicle | |
CN105381593A (en) | Gravity sensing scooter | |
CN205801281U (en) | Semi surrounding type electrocar | |
CN209988002U (en) | Adjustable electric agricultural vehicle chassis | |
CN211107821U (en) | High scooter of security | |
CN210707607U (en) | Steering mechanism for single-track walking mechanism | |
CN207773303U (en) | Has the safety protection robot of shock-absorbing function | |
CN208963233U (en) | A kind of integral type balance car | |
CN213534960U (en) | Novel steering beach buggy for children | |
CN206374902U (en) | Segway Human Transporter front wheel damping device | |
CN201558499U (en) | Multifunctional sliding plate | |
CN2156116Y (en) | Spring shock-damping handle for bicycle | |
CN205586525U (en) | Green convenient dolly of riding instead of walk | |
CN215971923U (en) | Special front fork of middle shock-absorbing bicycle and electric vehicle | |
CN205075964U (en) | Multi -functional toughness electric motor car | |
CN210473042U (en) | Pulley vehicle | |
CN212386623U (en) | Electric scooter for children | |
CN218806206U (en) | Crawler-type balance car | |
CN117002661A (en) | Electric scooter with shock-absorbing function |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20200324 |
|
WD01 | Invention patent application deemed withdrawn after publication |