CN208106904U - A kind of electric telescopic rod - Google Patents

A kind of electric telescopic rod Download PDF

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Publication number
CN208106904U
CN208106904U CN201820395577.0U CN201820395577U CN208106904U CN 208106904 U CN208106904 U CN 208106904U CN 201820395577 U CN201820395577 U CN 201820395577U CN 208106904 U CN208106904 U CN 208106904U
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CN
China
Prior art keywords
telescoping tube
gear
screw rod
nut
fixedly connected
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.)
Active
Application number
CN201820395577.0U
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Chinese (zh)
Inventor
陈立民
赵蓬飞
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Jinge Intelligent Technology Co.,Ltd.
Original Assignee
Zhongshan Jincheng Hardware Electromechanical Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Zhongshan Jincheng Hardware Electromechanical Co Ltd filed Critical Zhongshan Jincheng Hardware Electromechanical Co Ltd
Priority to CN201820395577.0U priority Critical patent/CN208106904U/en
Application granted granted Critical
Publication of CN208106904U publication Critical patent/CN208106904U/en
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Abstract

The utility model discloses a kind of electric telescopic rods,The outer tube being successively socketed including motor and from outside to inside,First telescoping tube,Second telescoping tube and third telescoping tube,Motor is mounted in outer tube,First telescoping tube,Second telescoping tube and third telescoping tube have been respectively fixedly connected with the first nut,Second nut and third nut,Motor controls the movement of the first telescoping tube by the first nut and the first screw rod,Then by the engagement conduction of first gear and second gear,The movement of the second telescoping tube is controlled by the second nut and the second screw rod,And third gear,The engagement conduction of 4th gear and the 5th gear,The movement of third telescoping tube is controlled by third nut and third screw rod,Whole device structure is simple,Components do not need Precision Machining,And the mode of the more existing electric machine external of volume greatly reduces,Suitable for the various fields applied to narrow space.

Description

A kind of electric telescopic rod
Technical field
The utility model relates to a kind of electric tool, especially a kind of electric telescopic rod.
Background technique
Electric telescopic rod is to show a kind of auxiliary tool common in life, the mechanical devices for being equipped with flexible requirement more On, there is a kind of telescopic rod in the prior art as shown in Figure 1, it forms a set of tube assembly 1 by three pipe nestings of different sizes, often The internal spline for being internally provided with the screw rod being mutually matched He being arranged on the inside of pipe of root canal, then screw rod is by being mounted on outer motor 2 are driven by gear, are widely used, but the requirement on machining accuracy of internal spline is very high, so production cost is also high, in addition by It is in electric machine external so sufficiently bulky, the field of narrow space can not be applied to.
Utility model content
For overcome the deficiencies in the prior art, the utility model provide it is a kind of it is simple and compact for structure, production cost is low stretches Contracting bar.
Technical solution adopted by the utility model to solve its technical problems is:
A kind of electric telescopic rod, the outer tube being successively socketed including motor and from outside to inside, the first telescoping tube, second stretch The draw and third telescoping tube, first telescoping tube, the second telescoping tube and the equal Telescopic sliding of third telescoping tube, the motor peace In the outer tube, first telescoping tube, the second telescoping tube and third telescoping tube be respectively fixedly connected with the first nut, Second nut and third nut, first nut, the second nut and third nut are threaded with the first screw rod, second respectively Screw rod and third screw rod, the shaft of the motor are fixedly connected and rotate synchronously with first screw rod, the shaft of the motor It is also fixedly connected with first gear, the lower end of first screw rod is fixedly connected with the second tooth engaged with the first gear Wheel, the second gear are fixedly connected with second screw rod, and second screw rod, third screw rod have been respectively fixedly connected with synchronization Third gear, the 5th gear of rotation, the third gear and the 5th gear are engaged with one the 4th gear simultaneously.
First nut is fixedly connected with one first sliding block, and first telescoping tube is shelved on first sliding block.
The first screw rod set is nested and fixed in the lower end of first screw rod, and the first gear is sleeved and fixed described first Screw rod is put on, and is equipped with first bearing between first sliding block and first screw rod set.
Second nut is fixedly connected with one second sliding block, and second telescoping tube is shelved on second sliding block.
The lower end of second screw rod is provided with the second drive rod, and the second gear is sleeved and fixed in second transmission On bar, second bearing is installed between first sliding block and second drive rod.
The third nut is fixedly connected with a third sliding block, and the third telescoping tube is shelved on the third sliding block.
The lower end of the third screw rod is provided with third drive rod, pacifies between second sliding block and the third drive rod Equipped with 3rd bearing.
The utility model has the beneficial effects that:The motor of the utility model is mounted in outer tube, and motor passes through the first spiral shell Female and the first screw rod controls the movement of the first telescoping tube, then by the engagement conduction of first gear and second gear, leads to Cross the second nut and the control movement of the second telescoping tube of the second screw rod and nibbling for third gear, the 4th gear and the 5th gear Conduction is closed, the movement of third telescoping tube is controlled by third nut and third screw rod, whole device structure is simple, components Precision Machining is not needed, and the mode of the more existing electric machine external of volume greatly reduces, suitable for various applied to narrow space Field.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is the structural schematic diagram of telescopic rod in background technique;
Fig. 2 is the structural schematic diagram of the utility model.
Specific embodiment
Referring to Fig. 2, a kind of electric telescopic rod, the outer tube 3 being successively socketed including motor 2 and from outside to inside, first stretch The draw 4, the second telescoping tube 5 and third telescoping tube 6, first telescoping tube 4, the second telescoping tube 5 and third telescoping tube 6 can be stretched Contracting sliding, the motor 2 are mounted in the outer tube 3, first telescoping tube 4, the second telescoping tube 5 and third telescoping tube 6 It has been respectively fixedly connected with the first nut 41, the second nut 51 and third nut 61, first nut 41, the second nut 51 and Three nuts 61 are threaded with the first screw rod 42, the second screw rod 52 and third screw rod 62 respectively, the shaft of the motor 2 with it is described First screw rod 42 is fixedly connected and rotates synchronously, and the shaft of the motor 2 is also fixedly connected with first gear 43, first spiral shell The lower end of bar 42 is fixedly connected with the second gear 58 engaged with the first gear 43, the second gear 58 and described second Screw rod 52 is fixedly connected, and second screw rod 52, third screw rod 62 are respectively fixedly connected with the third gear 53 of synchronous rotation, Five gears 63, the third gear 53 and the 5th gear 63 are engaged with one the 4th gear simultaneously(Wherein the 4th gear is not in figure Mark), when motor Positive work, motor drives the rotation of the first screw rod 42, simultaneously because first gear 43 and second gear 58 Engagement, third gear 53, the 5th gear 63 and the engagement of the 4th gear, so the second screw rod of synchronous drive 52,62 turns of third screw rod Dynamic, such first screw rod 42, the second screw rod 52 and third screw rod 62 just push the first telescoping tube 4, the second telescoping tube 5 and the respectively Three telescoping tubes 6 stretch out, and when motor antiport, the first screw rod 42, the second screw rod 52 and third screw rod 62 just pull respectively First telescoping tube 4, the second telescoping tube 5 and third telescoping tube 6 are shunk, and structure is simple, and components do not need Precision Machining, and volume The mode of more existing electric machine external greatly reduces, suitable for the various fields applied to narrow space.
In order to guarantee that the present apparatus is stretched firm and smooth, in the present embodiment, first nut 41 is fixedly connected with One first sliding block 44, first telescoping tube 4 are shelved on first sliding block 44, and the lower end socket of first screw rod 42 is solid There is the first screw rod to cover 45 surely, the first gear 43 is sleeved and fixed on first screw rod set 45, first sliding block 44 with First bearing 46 is installed between the first screw rod set 45, second nut 51 is fixedly connected with one second sliding block 54, institute It states the second telescoping tube 5 to be shelved on second sliding block 54, the lower end of second screw rod 52 is provided with the second drive rod 55, institute It states second gear 58 to be sleeved and fixed on second drive rod 55, between first sliding block 44 and second drive rod 55 Second bearing 56 is installed, the third nut 61 is fixedly connected with a third sliding block 64, and the third telescoping tube 6 is shelved on institute It states 64 on third sliding block, the lower end of the third screw rod 62 is provided with third drive rod 65, second sliding block 54 and described the 3rd bearing 66 is installed between three drive rods 65, the motor 2 be fixed on the lower end of the outer tube 3 and be mounted on institute A fixed disk 7 connection in outer tube 3 is stated, is provided with fourth bearing 71 between the shaft and the fixed disk 7 of the motor 2.
Finally it should be noted that:The above descriptions are merely preferred embodiments of the present invention, is not limited to this Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on, It should be included within the scope of protection of this utility model.

Claims (7)

1. a kind of electric telescopic rod, including motor(2)And the outer tube being successively socketed from outside to inside(3), the first telescoping tube (4), the second telescoping tube(5)With third telescoping tube(6), first telescoping tube(4), the second telescoping tube(5)With third telescoping tube (6)Equal Telescopic sliding, it is characterised in that the motor(2)It is mounted on the outer tube(3)It is interior, first telescoping tube(4), Second telescoping tube(5)With third telescoping tube(6)It has been respectively fixedly connected with the first nut(41), the second nut(51)With third nut (61), first nut(41), the second nut(51)With third nut(61)It is threaded with the first screw rod respectively(42), Two screw rods(52)With third screw rod(62), the motor(2)Shaft and first screw rod(42)It is fixedly connected and synchronizes and turn It is dynamic, the motor(2)Shaft be also fixedly connected with first gear(43), first screw rod(42)Lower end be fixedly connected with With the first gear(43)The second gear of engagement(58), the second gear(58)With second screw rod(52)It is fixed to connect It connects, second screw rod(52), third screw rod(62)It is respectively fixedly connected with the third gear of synchronous rotation(53), the 5th gear (63), the third gear(53)With the 5th gear(63)It is engaged with one the 4th gear simultaneously.
2. electric telescopic rod according to claim 1, it is characterised in that first nut(41)It is fixedly connected with one One sliding block(44), first telescoping tube(4)It is shelved on first sliding block(44)On.
3. electric telescopic rod according to claim 2, it is characterised in that first screw rod(42)Lower end be sleeved and fixed There is the first screw rod set(45), the first gear(43)It is sleeved and fixed in the first screw rod set(45)On, first sliding block (44)With the first screw rod set(45)Between first bearing is installed(46).
4. electric telescopic rod according to claim 1, it is characterised in that second nut(51)It is fixedly connected with one Two sliding blocks(54), second telescoping tube(5)It is shelved on second sliding block(54)On.
5. electric telescopic rod according to claim 2 or 3, it is characterised in that second screw rod(52)Lower end be provided with Second drive rod(55), the second gear(58)It is sleeved and fixed in second drive rod(55)On, first sliding block (44)With second drive rod(55)Between second bearing is installed(56).
6. electric telescopic rod according to claim 1, it is characterised in that the third nut(61)It is fixedly connected with one Three sliding blocks(64), the third telescoping tube(6)It is shelved on the third sliding block(64)On.
7. electric telescopic rod according to claim 4, it is characterised in that the third screw rod(62)Lower end be provided with Three drive rods(65), second sliding block(54)With the third drive rod(65)Between 3rd bearing is installed(66).
CN201820395577.0U 2018-03-22 2018-03-22 A kind of electric telescopic rod Active CN208106904U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820395577.0U CN208106904U (en) 2018-03-22 2018-03-22 A kind of electric telescopic rod

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820395577.0U CN208106904U (en) 2018-03-22 2018-03-22 A kind of electric telescopic rod

Publications (1)

Publication Number Publication Date
CN208106904U true CN208106904U (en) 2018-11-16

Family

ID=64122230

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201820395577.0U Active CN208106904U (en) 2018-03-22 2018-03-22 A kind of electric telescopic rod

Country Status (1)

Country Link
CN (1) CN208106904U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110436355A (en) * 2019-08-27 2019-11-12 山东劳动职业技术学院(山东劳动技师学院) A kind of mechanical engineering Multi-functional suspension equipment
CN111886980A (en) * 2020-08-17 2020-11-06 宋鹏威 Rice planting equipment

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110436355A (en) * 2019-08-27 2019-11-12 山东劳动职业技术学院(山东劳动技师学院) A kind of mechanical engineering Multi-functional suspension equipment
CN111886980A (en) * 2020-08-17 2020-11-06 宋鹏威 Rice planting equipment

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Date Code Title Description
GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20210118

Address after: 3 / F, No.1, Xingtang 1st Road, Baishi Village, San Township, Zhongshan City, Guangdong Province 528400

Patentee after: Guangdong Jinge Intelligent Technology Co.,Ltd.

Address before: 2 / F, No.1, Xingtang 1st Road, Baishi Village, San Township, Zhongshan City, Guangdong Province 528400

Patentee before: ZHONGSHAN JINGE HARDWARE & ELECTRICAL Co.,Ltd.

TR01 Transfer of patent right