CN103144075A - Device for disassembling pump cover of electric fuel pump of automobile - Google Patents
Device for disassembling pump cover of electric fuel pump of automobile Download PDFInfo
- Publication number
- CN103144075A CN103144075A CN2013100756546A CN201310075654A CN103144075A CN 103144075 A CN103144075 A CN 103144075A CN 2013100756546 A CN2013100756546 A CN 2013100756546A CN 201310075654 A CN201310075654 A CN 201310075654A CN 103144075 A CN103144075 A CN 103144075A
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- pump cover
- driving gear
- pump
- driven gear
- gear
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Abstract
The invention discloses a device for disassembling a pump cover of an electric fuel pump of an automobile, which is suitable for disassembling pump covers of various sizes. The device comprises a base body, wherein a driving gear is mounted on the base body; at least two driven gears meshed with the driving gear are distributed uniformly in the circumferential direction of the driving gear and mounted on the base body; each driven gear is connected with a grabbing rod; each grabbing rod comprises a connecting part connected with the corresponding driven gear and a pump cover grabbing part positioned on the outer side of the base body and connected with the connecting part; and the driving gear drives each pump cover grabbing part to move synchronously through each driven gear, so that the distance between each pump cover grabbing part and the axial line of the driving gear still maintains the same. The pump cover grabbing part of each grabbing rod is driven by each driven gear to gradually get close to the driving gear and gradually depart from the driving gear, so that the grabbing rods can form pump disassembling tool of different sizes, and the device is suitable for disassembling the pump covers of different sizes. Adjustment is performed by the gears, so the adjustment precision is high.
Description
Technical field
The present invention relates to a kind of provision for disengagement, relate in particular to a kind of device of the pump cover for dismantling automobile electric fuel pump.
Background technology
In prior art, the pump cover of automobile electric fuel pump has special-purpose extracting tool in when dismounting, and this extracting tool generally has a plurality of bars of grabbing, by this extracting tool can with the body portion of pump cover and electric fuel punp from.But existing extracting tool can only be suitable for a kind of pump cover of size, need to use the extracting tool of different size to dismantle for the pump cover of different size.And the kind of the pump cover extracting tool that most of Auto repair shop is equipped with is very limited, and this makes troubles with regard to the repairing of giving automobile.
Summary of the invention
The technical problem that the present invention solves is to provide a kind of device for the pump cover of dismantling automobile electric fuel pump applicable to the sizes pump cover.
the technical solution adopted for the present invention to solve the technical problems is: the device that is used for the pump cover of dismounting automobile electric fuel pump, comprise matrix, driving gear is installed on matrix, circumferentially being evenly equipped with at least 2 and being arranged on matrix and driven gear driving gear engagement along driving gear, each driven gear all is connected with grabs bar, the described bar of grabbing comprises the connecting portion that is connected with corresponding driven gear and the pump cover grasping part that is connected with connecting portion that is positioned at the matrix outside, described driving gear drives each pump cover grasping part by each driven gear and is synchronized with the movement and makes each pump cover grasping part remain identical apart from the distance of the axial line of driving gear.
Be further: described driving gear is connected with drive unit.
Be further: described connecting portion comprises the telescopic adjusting section of edge and the axial line vertical direction of driving gear.
Be further: described connecting portion also comprises the supporting section that the axis parallel direction of the edge that is connected with the pump cover grasping part and driving gear arranges, and an end and the supporting section of described adjusting section are rotatably assorted.
Be further: the number of described driven gear is 3.
The invention has the beneficial effects as follows: by the drive of driven gear, each pump cover grasping part of grabbing bar can be gradually near driving gear, also can be gradually away from driving gear, so just can make each grab the pump cover extracting tool that bar forms different size, thereby applicable to the pump cover of dismantling multiple different size.And adjust by gear, it is higher that it adjusts precision.
Description of drawings
Fig. 1 is that driving gear coordinates schematic diagram with 3 driven gears;
Fig. 2 is the schematic diagram of grabbing bar;
Fig. 3 is the schematic diagram with the connecting portion of grabbing bar of regulating section;
Fig. 4 is the schematic diagram that coordinates of grabbing bar and pump cover floor;
Be labeled as in figure: driving gear 1, driven gear 2 is grabbed bar 3, matrix 4, connecting portion 5, section 7 is regulated, floor 8, supporting section 9 in pump cover grasping part 6.
The specific embodiment
The present invention is further described below in conjunction with the drawings and specific embodiments.
as shown in Figure 1 to Figure 3, the device of the pump cover for dismantling automobile electric fuel pump of the present invention, comprise matrix 4, driving gear 1 is installed on matrix 4, circumferentially being evenly equipped with at least 2 and being arranged on matrix and driven gear 2 driving gear engagement along driving gear 1, each driven gear 2 all is connected with grabs bar 3, describedly grab the pump cover grasping part that is connected with connecting portion 56 that bar 3 comprises the connecting portion 5 that is connected with corresponding driven gear 2 and is positioned at the matrix outside, described driving gear 1 drives each pump cover grasping part 6 by each driven gear and is synchronized with the movement and makes each pump cover grasping part 6 remain identical apart from the distance of the axial line of driving gear.When arranging, the type of each driven gear of selecting and size are all identical, and each pump cover grasping part is circumferentially uniform along driving gear.During use, by rotating driving gear 1, can drive simultaneously each driven gear 2 synchronously rotates, and then can drive each pump cover grasping part 6 and be synchronized with the movement, pump cover grasping part 6 can be gradually near driving gear under the drive of driven gear 2, also can be gradually away from driving gear, namely pump cover grasping part 6 can become greatly gradually apart from the distance of the axial line of driving gear, also can diminish gradually.And, adopt said apparatus, each pump cover grasping part 6 moves to any position can guarantee that all each pump cover grasping part 6 is positioned on a circumference.Pump cover grasping part 6 can be determined according to the size of the pump cover of automobile electric fuel pump apart from the distance of the axial line of driving gear.Adjust apart from the distance of the axial line of driving gear when pump cover grasping part 6 and can form an extracting tool that is fit to the above-mentioned pump cover of dismounting after complete.When above-mentioned matrix 4 arranges, preferably be arranged to circle.Be convenient to like this to observe each pump cover grasping part 6 far and near apart from the distance of driving gear.Thereby be convenient to confirm the size of the final extracting tool that forms.
The present invention in use, can be first each grabs the position of bar 3 according to the adjusted size of pump cover, make the size of device of the present invention and pump cover adaptive.Then syndeton corresponding on the pump cover grasping part 6 that will grab bar 3 and pump cover is connected, the embodiment of above-mentioned pump cover grasping part 6 has multiple, and is for example shown in Figure 4, and pump cover grasping part 6 comprises a draw-in groove, be provided with corresponding floor 8 on pump cover, draw-in groove and floor 8 clampings are got final product.Then by rotating driving gear 1, can drive driven gear 2 and rotate, driven gear 2 can drive corresponding pump cover grasping part 6 pump cover is unscrewed, and then pump cover can be dismantled.
Rotate although can directly drive driving gear 1 by the gear teeth of stirring driving gear 1, adjust like this driving gear 1 convenient not.For the ease of adjusting driving gear 1, namely be convenient to adjust the pump cover extracting tool that device of the present invention makes it to form required size, described driving gear 1 is connected with drive unit.This drive unit can be a handle that is connected with the driving shaft of driving gear, by turning handle, can drive driving gear 1 and rotate.This drive unit can be also one with the device of motor.Drive the rotating shaft of driving gear 1 by motor, and then drive driving gear 1 rotation.Like this can be more laborsaving, and it is faster to regulate the speed.
On the basis of the above, in order further to increase the scope of application of device of the present invention, also in order can to finely tune apart from the distance of the axial line of driving gear each pump cover grasping part 6, described connecting portion comprise along and telescopic adjustings of the axial line vertical direction of driving gear sections 7.Above-mentioned adjusting section 7 can be one section telescopic sleeve, can limit by locking mechanism is set the distance of stretch out and draw back of sleeve on sleeve.Above-mentioned adjusting section 7 also can be the mechanisms such as expansion link of air cylinder driven.Due to the reasons such as wear error that produce after alignment error or long-term the use, may cause certain pump cover grasping part 6 can not synchronize apart from the distance of the axial line of driving gear apart from the distance of the axial line of driving gear and other pump cover grasping part 6 adjusts, at this moment can finely tune apart from the distance of the axial line of driving gear by this pump cover of 7 pairs of above-mentioned adjusting sections grasping part 6, thereby can guarantee accuracy and the reliability that device of the present invention uses.On the basis of the above, as shown in Figure 3, described connecting portion also comprises the supporting section 9 that the axis parallel direction of the edge that is connected with pump cover grasping part 6 and driving gear 1 arranges, and a described end and the supporting section 9 of regulating section 7 is rotatably assorted.Be convenient to like this adjustment of floor angle on the draw-in groove of pump cover grasping part 6 and pump cover.Similarly, in order to further facilitate adjusting, described connecting portion also can comprise the telescopic vertical adjusting section of edge and the axis parallel direction of driving gear.
The number of above-mentioned driven gear can be 2, and 3,4 etc.Found through experiments, when the number of described driven gear 2 was 3, dependability was higher, and whole apparatus structure is simple, was convenient to dismounting and maintenance.
Claims (5)
1. the device that is used for the pump cover of dismounting automobile electric fuel pump, it is characterized in that: comprise matrix (4), driving gear (1) is installed on matrix (4), circumferentially being evenly equipped with at least 2 and being arranged on matrix and driven gear (2) driving gear engagement along driving gear (1), each driven gear (2) all is connected with grabs bar (3), the described bar (3) of grabbing comprises the connecting portion (5) that is connected with corresponding driven gear (2) and the pump cover grasping part (6) that is connected with connecting portion (5) that is positioned at the matrix outside, described driving gear (1) drives each pump cover grasping part (6) by each driven gear and is synchronized with the movement and makes each pump cover grasping part (6) remain identical apart from the distance of the axial line of driving gear.
2. the device of pump cover for the dismounting automobile electric fuel pump as claimed in claim 1, it is characterized in that: described driving gear (1) is connected with drive unit.
3. the device of pump cover for the dismounting automobile electric fuel pump as claimed in claim 1 is characterized in that: described connecting portion comprise along and telescopic adjustings of the axial line vertical direction of driving gear section (7).
4. the device of pump cover for the dismounting automobile electric fuel pump as claimed in claim 3, it is characterized in that: described connecting portion also comprises the supporting section (9) that the axis parallel direction of the edge that is connected with pump cover grasping part (6) and driving gear (1) arranges, and a described end and the supporting section (9) of regulating section (7) is rotatably assorted.
5. the device of pump cover for the dismounting automobile electric fuel pump as claimed in claim 1, it is characterized in that: the number of described driven gear (2) is 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310075654.6A CN103144075B (en) | 2013-03-11 | 2013-03-11 | For dismantling the device of the pump cover of automobile electric fuel pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310075654.6A CN103144075B (en) | 2013-03-11 | 2013-03-11 | For dismantling the device of the pump cover of automobile electric fuel pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103144075A true CN103144075A (en) | 2013-06-12 |
| CN103144075B CN103144075B (en) | 2016-02-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310075654.6A Active CN103144075B (en) | 2013-03-11 | 2013-03-11 | For dismantling the device of the pump cover of automobile electric fuel pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103144075B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107803773A (en) * | 2017-09-28 | 2018-03-16 | 中车长春轨道客车股份有限公司 | Multifunctional rotary technique spanner |
| CN108406671A (en) * | 2018-04-28 | 2018-08-17 | 山东丽鱼家具有限公司 | A kind of motor vehicle repair cylindrical type part provision for disengagement |
| CN114473898A (en) * | 2020-10-23 | 2022-05-13 | 长春设备工艺研究所 | Planetary gear set centering device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5729881A (en) * | 1996-09-17 | 1998-03-24 | Kent; Fred Mitchell | Hydraulic disassembly tool |
| CN201092018Y (en) * | 2007-10-19 | 2008-07-30 | 贾树伟 | Adjustable spanner for plastic cover switch of automobile fuel-tank |
| CN201455892U (en) * | 2009-07-29 | 2010-05-12 | 济南吉利汽车有限公司 | Gear type adjustable plastic fuel tank cap assembling and disassembling tool |
| CN201816028U (en) * | 2010-09-20 | 2011-05-04 | 浙江吉利汽车研究院有限公司 | Tool for tightening automobile fuel tank cover |
| CN201934309U (en) * | 2011-01-05 | 2011-08-17 | 山东交通学院海运学院 | Gear pump with four gears |
| CN201960533U (en) * | 2010-12-28 | 2011-09-07 | 上海英伦帝华汽车部件有限公司 | Fuel tank cover dismounting device |
| CN202012421U (en) * | 2011-03-15 | 2011-10-19 | 重庆程顺汽车配件制造有限公司 | Detachable type pump cover structure for automobile electric fuel pump |
| CN202412199U (en) * | 2011-12-22 | 2012-09-05 | 湖南吉利汽车部件有限公司 | Tool for screwing down automobile fuel tank cap |
-
2013
- 2013-03-11 CN CN201310075654.6A patent/CN103144075B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5729881A (en) * | 1996-09-17 | 1998-03-24 | Kent; Fred Mitchell | Hydraulic disassembly tool |
| CN201092018Y (en) * | 2007-10-19 | 2008-07-30 | 贾树伟 | Adjustable spanner for plastic cover switch of automobile fuel-tank |
| CN201455892U (en) * | 2009-07-29 | 2010-05-12 | 济南吉利汽车有限公司 | Gear type adjustable plastic fuel tank cap assembling and disassembling tool |
| CN201816028U (en) * | 2010-09-20 | 2011-05-04 | 浙江吉利汽车研究院有限公司 | Tool for tightening automobile fuel tank cover |
| CN201960533U (en) * | 2010-12-28 | 2011-09-07 | 上海英伦帝华汽车部件有限公司 | Fuel tank cover dismounting device |
| CN201934309U (en) * | 2011-01-05 | 2011-08-17 | 山东交通学院海运学院 | Gear pump with four gears |
| CN202012421U (en) * | 2011-03-15 | 2011-10-19 | 重庆程顺汽车配件制造有限公司 | Detachable type pump cover structure for automobile electric fuel pump |
| CN202412199U (en) * | 2011-12-22 | 2012-09-05 | 湖南吉利汽车部件有限公司 | Tool for screwing down automobile fuel tank cap |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107803773A (en) * | 2017-09-28 | 2018-03-16 | 中车长春轨道客车股份有限公司 | Multifunctional rotary technique spanner |
| CN108406671A (en) * | 2018-04-28 | 2018-08-17 | 山东丽鱼家具有限公司 | A kind of motor vehicle repair cylindrical type part provision for disengagement |
| CN114473898A (en) * | 2020-10-23 | 2022-05-13 | 长春设备工艺研究所 | Planetary gear set centering device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103144075B (en) | 2016-02-03 |
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