CN104085820B - A kind of car jack of safe handling - Google Patents
A kind of car jack of safe handling Download PDFInfo
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- CN104085820B CN104085820B CN201410313782.4A CN201410313782A CN104085820B CN 104085820 B CN104085820 B CN 104085820B CN 201410313782 A CN201410313782 A CN 201410313782A CN 104085820 B CN104085820 B CN 104085820B
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- conduit
- jack
- height
- permanent magnet
- alarm
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Abstract
The invention discloses the car jack of a kind of safe handling, including jack system, jack system is located at base end face, jack system includes electric magnet, for providing the electromotor permanent magnet identical with electromagnet pole and the conduit of electric energy to electric magnet, electromotor is fixed on base end face, and one end of conduit is connected with base, and electric magnet is positioned at one end that conduit is connected with base, conduit interpolation mounted permanent magnet, permanent magnet away from electric magnet one end connect metal support.Conduit is embedded with LED, alarm and elevation carrection module near one end of base, and electromotor provides electric energy to LED, alarm and elevation carrection module, and elevation carrection module by signal connects LED and alarm.The present invention compared with prior art, has the advantages that this car jack can facilitate the operation to jack, it is to avoid the height of jack stand is exceeded normal value and causes vehicle turning.
Description
Technical field
The invention belongs to mechanical manufacturing field, relate to a kind of jack, the car jack of a kind of safe handling.
Background technology
Jack is the simplest crane gear that a kind of lifting is the least.Jack is divided into mechanic jacks and hydraulic jack two kinds, and principle is had nothing in common with each other.For from principle, hydraulic jack the principle on which is pascal's principle, that is: liquid pressure everywhere is consistent, so, in the system of balance, the pressure that smaller piston upper applies is smaller, and the pressure applied on big piston is the biggest, so can keep the static of liquid.So by the transmission of liquid, the different pressure on different end can be obtained, thus can reach the purpose of a conversion.We common to hydraulic jack be exactly the transmission that make use of this principle to reach power.The existing hydraulic jack in market has manual type, pneumatic type and hydraulic pump type three kinds now.Manual hydraulic jack, simple to operate, but relatively elaborate；Pneumatic type hydraulic jack, jacking thrust is limited, is equipped with sufficiently high pressure source of the gas due to needs again, and field of employment is restricted, and energy use efficiency is the highest；Using the motor-driven jack of electric hydraulic pump, often require that power of motor is big, volume is compared with big and pressure is not high enough, expensive.
Mechanic jacks uses theory of mechanics, and back and forth to pull handle, pusher dog i.e. arranges the revolution of ratchet gap, and cone pinion drives large bevel gear, makes weight lifting screw rod rotate, and hoists so that jacking sleeve obtains or declines, and reaching the function of lifting pulling force.But be not as simple as hydraulic jack.Mechanical jack have again rack type with spiral two kinds, owing to lifting capacity is little, operation is laborious, is normally only used for flight-line maintenance work, inapplicable during Xiu Qiao.Hydraulic jack compact conformation, stable working, there is self-locking action, therefore use extensively.Its shortcoming is lifting limited height, and lifting velocity is slow.Rack-jack: lifted weight thing by lever and gear driven tooth bar top by manpower.Weight can be supported for a long time, the place being used primarily in operating condition inconvenience or the occasion of the claw lifting heavy needing to utilize bottom.Screw jack: lifted part by screw pair transmission, screw rod or ut socket as top by manpower.Normal spiral jack supports weight, simple structure by screw thread self-locking effect, but transmission efficiency is low, and return is slow.From the screw thread of fall screw jack without self-locking action, but loosen brake equipped with brake, weight can rapid decrease voluntarily, shorten return trip time, but this jack structure be more complicated.Screw jack can support weight for a long time, applies wider.After horizontal screw bolt is loaded onto in bottom, moreover it is possible to make weight do small distance traversing.
In sum, current jack is respectively arranged with quality, but common feature is, required part is more, and manufacturing cost is higher.And, the user that arm strength is inadequate, particularly some Mies, it may appear that the awkward situation of jack cannot be used.The height of jack stand is held bad by the user of the most rarely needed jack, and serious meeting causes a serious accident.
Summary of the invention
The present invention is directed to prior art not enough, the car jack of a kind of safe handling is provided, this car jack can facilitate the user operation to jack, avoid the height of jack stand being exceeded normal value and causing vehicle turning, cause the accident, the most this car jack simple in construction, uses leicht fallen D/A, and volume is little.
In order to solve above-mentioned technical problem, the present invention is addressed by following technical proposals: the car jack of a kind of safe handling, including jack system, described jack system is located at described base end face, the control knob of described jack system is located on the bridge of car body, described jack system includes electric magnet, for providing the electromotor of electric energy to described electric magnet, permanent magnet and conduit, described electromotor is fixed on described base end face, repel each other with permanent magnet after the energising of described electric magnet, one end of described conduit is connected with described base, described electric magnet is positioned at one end that described conduit is connected with described base, permanent magnet described in plug-in mounting in described conduit.Beneficial effect: this car jack can facilitate the user operation to jack, uses leicht fallen D/A, and volume is little.
In technique scheme, preferably, described conduit is embedded with LED, alarm and elevation carrection module near one end of described base, described electromotor provides electric energy to described LED, described alarm and described elevation carrection module, and described elevation carrection module by signal connects described LED and described alarm.Beneficial effect: this car jack can facilitate the user operation to jack, it is to avoid the height of jack stand is exceeded normal value and causes vehicle turning, cause the accident.
In technique scheme, it is preferred that described elevation carrection module includes indicating module and the height-gauge providing corresponding instruction based on height to the comparison of marginal value, and described height-gauge signal connects described indicating module.
In technique scheme, it is preferred that described conduit and described base junction are provided with steering structure, connecting metal support at described permanent magnet away from one end of described electric magnet, the cross-sectional area of described metal support is more than the cross-sectional area of described conduit.
The present invention is compared with prior art, have the advantages that this car jack of the present invention can facilitate the user operation to jack, avoid the height of jack stand being exceeded normal value and causing vehicle turning, cause the accident, the most this car jack simple in construction, using leicht fallen D/A, volume is little.
Accompanying drawing explanation
Fig. 1 is the structural representation of the installation site of the embodiment of the present invention.
Fig. 2 is the structural representation of the catheter interior of the embodiment of the present invention.
Fig. 3 is the structural representation of the elevation carrection module of the embodiment of the present invention.
Detailed description of the invention
nullWith detailed description of the invention, the present invention is described in further detail below in conjunction with the accompanying drawings: see Fig. 1 ~ Fig. 3，A kind of car jack of safe handling，Including jack system，Described jack system is located at described base 1 bottom surface，The control knob of described jack system is located on the bridge of car body，Described jack system includes electric magnet 2、For providing the electromotor 3 of electric energy to described electric magnet 2、The permanent magnet 4 identical with described electromagnet pole and conduit 5，Described electromotor 3 is fixed on described base 1 bottom surface，One end of described conduit 5 is connected with described base 1，Described electric magnet 2 is positioned at one end that described conduit 5 is connected with described base 1，Permanent magnet 4 described in plug-in mounting in described conduit 5，Described permanent magnet 4 away from described electric magnet 2 one end connect metal support 9，The cross-sectional area of described metal support 9 is more than the cross-sectional area of described conduit 5.Described conduit 5 is embedded with LED 6, alarm 7 and elevation carrection module 8 near one end of described base 1, described electromotor 3 provides electric energy to described LED 6, described alarm 7 and described elevation carrection module 8, and described elevation carrection module 8 signal connects described LED 6 and described alarm 7.Described elevation carrection module 8 includes indicating module 81 and the height-gauge 82 providing corresponding instruction based on height to the comparison of marginal value, and described height-gauge 82 signal connects described indicating module 81.Described conduit 5 is provided with steering structure 10 with described base 1 junction.
During use, user by perpendicular to the ground for conduit 5, opens control knob by steering structure 10, electromotor 3 provides electric energy to electric magnet 2, due to the effect of magnetic force, permanent magnet 4 drives metal support 9 to be subjected to displacement downwards, until car body is supported by metal support 9.When height-gauge 82 records height value, then by data transfer to indicating module 81, indicating module 81 is by the comparison of height value Yu marginal value, when height value reaches marginal value, elevation carrection module 8 controls LED 6 luminescence and alarm 7 is reported to the police, and reminds user to avoid the height of jack stand being exceeded normal value and causing vehicle turning.When height value is less than marginal value, elevation carrection module 8 controls LED 6 and stops luminous and alarm 7 stop alarm.
When user closing control button, electromotor 3 stops providing electric energy to electric magnet 2, owing to the effect permanent magnet 4 of magnetic force drives metal support 9 to be the most upwards subjected to displacement, until metal support 9 is away from ground, then user passes through steering structure 10 by parallel to the ground for conduit 5.
The present invention is compared with prior art, have the advantages that this car jack of the present invention can facilitate the user operation to jack, avoid the height of jack stand being exceeded normal value and causing vehicle turning, cause the accident, the most this car jack simple in construction, using leicht fallen D/A, volume is little.
Claims (1)
- null1. the car jack of a safe handling，Including jack system，Described jack system is located at underbody car (1) bottom surface，The control knob of described jack system is located on the bridge of car body，It is characterized in that: described jack system includes electric magnet (2)、For providing the electromotor (3) of electric energy to described electric magnet (2)、Permanent magnet (4) and conduit (5)，Described electromotor (3) is fixed on described base (1) bottom surface，Repel each other with permanent magnet (4) after described electric magnet (2) energising，One end of described conduit (5) is connected with described base (1)，Described electric magnet (2) is positioned at one end that described conduit (5) is connected with described base (1)，Permanent magnet (4) described in described conduit (5) interior plug-in mounting，Described conduit (5) is embedded with LED (6) near one end of described base (1)、Alarm (7) and elevation carrection module (8)，Described electromotor (3) is to described LED (6)、Described alarm (7) and described elevation carrection module (8) provide electric energy，Described elevation carrection module (8) signal connects described LED (6) and described alarm (7)，Described elevation carrection module (8) includes indicating module (81) and the height-gauge (82) providing corresponding instruction based on height to the comparison of marginal value，Described height-gauge (82) signal connects described indicating module (81)，Described conduit (5) and described base (1) junction are provided with steering structure (10)，On described permanent magnet (4), the one end away from described electric magnet (2) connects metal support (9)，The cross-sectional area of described metal support (9) is more than the cross-sectional area of described conduit (5)，By steering structure (10) by perpendicular to the ground for conduit (5)，Open control knob，Electromotor (3) provides electric energy to electric magnet (2)，Effect due to magnetic force，Permanent magnet (4) drives metal support (9) to be subjected to displacement downwards，Until car body is supported by metal support (9)，When height-gauge (82) records height value，Then by data transfer to indicating module (81)，Indicating module (81) is by the comparison of height value Yu marginal value，When height value reaches marginal value，Elevation carrection module (8) controls LED (6) luminescence and alarm (7) is reported to the police.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410313782.4A CN104085820B (en) | 2014-07-03 | 2014-07-03 | A kind of car jack of safe handling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410313782.4A CN104085820B (en) | 2014-07-03 | 2014-07-03 | A kind of car jack of safe handling |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104085820A CN104085820A (en) | 2014-10-08 |
| CN104085820B true CN104085820B (en) | 2016-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410313782.4A Active CN104085820B (en) | 2014-07-03 | 2014-07-03 | A kind of car jack of safe handling |
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| CN (1) | CN104085820B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108190779A (en) * | 2018-03-13 | 2018-06-22 | 浙江耀欧汽车零部件有限公司 | One kind is based on principal characteristic single leg support type recreational vehicle electric jack stand |
| CN113264472B (en) * | 2021-06-11 | 2022-09-16 | 苏州艾沃意特汽车设备有限公司 | Vehicle lifter height control method and system and lifter |
| CN116902113A (en) * | 2023-09-11 | 2023-10-20 | 南京工业职业技术大学 | Mecanum wheel trolley with cross-country getting rid of poverty function and control system thereof |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6966542B2 (en) * | 2004-02-28 | 2005-11-22 | Eastway Fair Company Limited | Motorcycle lift |
| CN2937077Y (en) * | 2005-12-20 | 2007-08-22 | 谢家� | Electric magnetic jack |
| CN101391729A (en) * | 2007-09-20 | 2009-03-25 | 郑强 | Magnetic force hoisting roof |
| CN204022381U (en) * | 2014-07-03 | 2014-12-17 | 宁波天益齿轴齿轮有限公司 | A kind of car jack of safe handling |
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| Publication number | Publication date |
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| CN104085820A (en) | 2014-10-08 |
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