CN207647350U - A kind of electric tail gate strut guide pipe spline structure - Google Patents
A kind of electric tail gate strut guide pipe spline structure Download PDFInfo
- Publication number
- CN207647350U CN207647350U CN201721645896.4U CN201721645896U CN207647350U CN 207647350 U CN207647350 U CN 207647350U CN 201721645896 U CN201721645896 U CN 201721645896U CN 207647350 U CN207647350 U CN 207647350U
- Authority
- CN
- China
- Prior art keywords
- guide pipe
- bearing chamber
- integral piece
- tail gate
- bearing
- 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.)
- Expired - Fee Related
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- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model is related to a kind of electric tail gate strut guide pipe spline structures, guide pipe integral piece includes guide pipe and bearing chamber, one end of guide pipe and one end of bearing chamber connect, the other end of bearing chamber is equipped with convex block, reduction box output end is equipped with groove, and reduction box is realized and connect with guide pipe integral piece by groove and convex block cooperation；U-shaped block and bearing are equipped in bearing chamber, and the side wall of bearing chamber is equipped with block bore, the bipod of U-shaped block can be embedded in the block bore of bearing chamber；The guide pipe integral piece of the utility model electric tail gate strut uses integrated injection molding, the concentricity of guide pipe and bearing chamber has been effectively ensured, the connection type of bearing chamber and reduction box prevents the two to twist simultaneously, and then ensure that the concentricity of lead screw and guide pipe, and spline structure assembly simply substantially increases production efficiency.
Description
Technical field
The utility model is related to a kind of spline structure, especially a kind of electric tail gate strut guide rod spline structure belongs to
Automobile power back door strut manufacturing technology field.
Background technology
In existing automobile power back door strut system metal tube structure, this pipe fitting knot are typically belonged to using to guide pipe
Tail door supporting rod, which may be implemented, using riveting in structure prevents from rotating, and fitting structure is simple, but metal tube cost is very high, aggravates simultaneously
The weight of tail door supporting rod.Lead screw is connect generally by rolling bearing by metal bearing room with decelerating motor output end, intensity
It meets the requirement of tail door supporting rod, but because guide pipe from bearing chamber is that two different components rivet, is also easy to produce decentraction, can produce
Raw abnormal sound, while being the weight that metalwork increases tail-gate, cost increases.
Invention content
The purpose of this utility model is to be directed to problem of the prior art, it is proposed that a kind of electric tail gate strut guide pipe rotation stop
Structure, the spline structure can effectively improve concentricity between guide pipe and bearing chamber, prevent guide pipe integral piece and motor
The rotation of reduction box, and then concentricity between lead screw and guide pipe is improved, the cost of product is reduced, improves production efficiency, together
When ensure electronic strut performance stablize.
For the above technical purpose of realization, the technical solution of the utility model is：A kind of electric tail gate strut guide pipe rotation stop
Structure, including bulb, outer tube, inner tube, spring, guide rod, guide pipe integral piece, lead screw and motor, the motor pass through reduction box
It is connect with lead screw, guide rod is cased with outside the lead screw, be cased with guide pipe integral piece outside the guide rod, outside the guide pipe integral piece
Surface cover has spring, and inner tube is cased with outside spring, outer tube is cased with outside said inner tube, and the end of the outer tube is connect with bulb,
It is characterized in that, the guide pipe integral piece includes guide pipe and bearing chamber, and one end of the guide pipe and one end of bearing chamber connect
It connects, the other end of the bearing chamber is equipped with convex block, and the reduction box output end is equipped with groove, and the reduction box passes through groove and convex
Block cooperation is realized to be connect with guide pipe integral piece；It is equipped with U-shaped block and bearing in the bearing chamber, and is set on the side wall of bearing chamber
There are block bore, the bipod of the U-shaped block that can be embedded in the block bore of bearing chamber.
Further, one end of the guide rod is riveted with feed screw nut, and one end and the feed screw nut of the lead screw coordinate
It moves in guide rod, and is packed into together from the other end of guide pipe, and the other end of lead screw may pass through the indoor bearing of bearing and electricity
The shaft of machine connects.
Further, further include PC parts, the PC parts are arranged between guide rod and the guide pipe of guide pipe integral piece, are used for
Prevent the abrasion between guide rod and guide pipe.
Further, the guide pipe integral piece uses integrated injection molding, guide pipe and bearing chamber is molded integral.
Compared with prior art, the utility model has the following advantages：
1）The utility model guide pipe integral piece material uses plastic part, and increases a certain amount of glass, ensure that
Intensity；
2）The utility model guide pipe integral piece is to utilize grinding tool injection molding, is integrally formed, by guide pipe and bearing chamber
It does together, the production efficiency and processing cost of raising, while being effectively guaranteed the concentricity of strut guide pipe and bearing chamber,
Advanced optimize the structure of electric tail gate strut；
3）The spline structure of the utility model guide pipe integral piece and reduction box can ensure that the performance of electronic strut is stablized, and carry
High product safety.
Description of the drawings
Fig. 1 is the schematic cross-sectional view of the utility model.
Fig. 2 is the decomposition texture schematic diagram of the utility model.
Reference sign：1- bulbs, 2- reduction boxes, 21- grooves, 3- outer tubes, 4-U types block, 5- inner tubes, 6- springs,
7- guide rods, 8- guide pipes integral piece, 81- guide pipes, 82- bearing chambers, 83- block bores, 84- convex blocks, 9- lead screws, 91- lead screw spiral shells
Mother, 10- motors, 11- bearings and 12-PC parts.
Specific implementation mode
With reference to specific drawings and examples, the utility model is described in further detail.
As shown in Figure 1 and Figure 2, a kind of electric tail gate strut guide pipe spline structure, including bulb 1, outer tube 3, inner tube
5, spring 6, guide rod 7, guide pipe integral piece 8, lead screw 9 and motor 10, the motor 10 are connect across reduction box 2 with lead screw 9,
Guide rod 7 is cased with outside the lead screw 9,7 outside of the guide rod is cased with guide pipe integral piece 8, and 8 outside of the guide pipe integral piece is cased with
Spring 6,6 outside of spring are cased with inner tube 5, and 5 outside of said inner tube is cased with outer tube 3, and the end of the outer tube 3 is connect with bulb 1,
It is characterized in that, the guide pipe integral piece 8 includes guide pipe 81 and bearing chamber 82, one end and the bearing chamber 82 of the guide pipe 81
One end connection, the other end of the bearing chamber 82 is equipped with convex block 84, and 2 output end of the reduction box is equipped with groove 21, described to subtract
Fast case 2 is realized and is connect with guide pipe integral piece 8 by groove 21 and the cooperation of convex block 84；U-shaped block 4 is equipped in the bearing chamber 82
With bearing 11, and the side wall of bearing chamber 82 is equipped with block bore 83, and the bipod of the U-shaped block 4 can be embedded in the gear of bearing chamber 82
In block hole 83；One end of the guide rod 7 is riveted with feed screw nut 91, and one end and the cooperation of feed screw nut 91 of the lead screw 9 are being led
It moves in bar 7, and is packed into together from the other end of guide pipe 81, and the other end of lead screw 9 may pass through the bearing in bearing chamber 82
11 connect with the shaft of motor 10.
Further include PC parts 12, the PC parts 12 are arranged between guide rod 7 and the guide pipe 81 of guide pipe integral piece 8, are used for
Prevent the abrasion between metal guide rod 7 and plastics guide pipe 81.
Utility model works process is, when motor 10 works, the rotation of motor 10 drives lead screw 9 being led along guide rod 7
It is moved left and right into pipe integral piece 8, and then spring 6 is driven to shrink or stretch, spring 6 stretches the tail-gate for making bulb 1 open automobile
Lock, when spring 6 is shunk, automobile tail gate lock is closed；
The guide pipe integral piece 8 of the utility model electric tail gate strut uses integrated injection molding, by guide pipe 81 and axis
It holds room 82 to be molded integrally, is effectively guaranteed the concentricity of guide pipe 81 and bearing chamber 82, while passing through convex block 84 and groove
21 cooperations, U-shaped block 4 and block bore 83 coordinate, and can prevent from twisting between bearing chamber 82 and reduction box 2, and then ensure that
The concentricity of lead screw 9 and guide pipe 81；Guide pipe integral piece 8 is plastic part simultaneously, greatly reduces processing cost, and the rotation stop
Standard simply substantially increases production efficiency.
Claims (4)
1. a kind of electric tail gate strut guide pipe spline structure, including bulb（1）, outer tube（3）, inner tube（5）, spring（6）, guide rod
（7）, guide pipe integral piece（8）, lead screw（9）And motor（10）, the motor（10）Across reduction box（2）With lead screw（9）Even
It connects, the lead screw（9）It is cased with guide rod outside（7）, the guide rod（7）Outside is cased with guide pipe integral piece（8）, the guide pipe one
Part（8）Outside is cased with spring（6）, spring（6）Outside is cased with inner tube（5）, said inner tube（5）Outside is cased with outer tube（3）, described outer
Pipe（3）End and bulb（1）Connection, which is characterized in that the guide pipe integral piece（8）Including guide pipe（81）And bearing chamber
（82）, the guide pipe（81）One end and bearing chamber（82）One end connection, the bearing chamber（82）The other end be equipped with it is convex
Block（84）, the reduction box（2）Output end is equipped with groove（21）, the reduction box（2）Pass through groove（21）And convex block（84）Match
It closes and realizes and guide pipe integral piece（8）Connection；The bearing chamber（82）It is interior to be equipped with U-shaped block（4）And bearing（11）, and bearing chamber
（82）Side wall be equipped with block bore（83）, the U-shaped block（4）Bipod can be embedded in bearing chamber（82）Block bore（83）
It is interior.
2. a kind of electric tail gate strut guide pipe spline structure according to claim 1, it is characterised in that：The guide rod
（7）One end and feed screw nut（91）Riveting, the lead screw（9）One end pass through feed screw nut（91）Cooperation is in guide rod（7）It is interior
It is mobile, and together from guide pipe（81）The other end be packed into, and lead screw（9）The other end may pass through bearing chamber（82）Interior bearing
（11）With motor（10）Shaft connection.
3. a kind of electric tail gate strut guide pipe spline structure according to claim 1, it is characterised in that：Further include PC parts
（12）, the PC parts（12）It is arranged in guide rod（7）With guide pipe integral piece（8）Guide pipe（81）Between, for preventing guide rod
（7）With guide pipe（81）Between abrasion.
4. a kind of electric tail gate strut guide pipe spline structure according to claim 1, it is characterised in that：The guide pipe
Integral piece（8）Using integrated injection molding, by guide pipe（81）And bearing chamber（82）Injection molding is integral.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721645896.4U CN207647350U (en) | 2017-11-30 | 2017-11-30 | A kind of electric tail gate strut guide pipe spline structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721645896.4U CN207647350U (en) | 2017-11-30 | 2017-11-30 | A kind of electric tail gate strut guide pipe spline structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207647350U true CN207647350U (en) | 2018-07-24 |
Family
ID=62882125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721645896.4U Expired - Fee Related CN207647350U (en) | 2017-11-30 | 2017-11-30 | A kind of electric tail gate strut guide pipe spline structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207647350U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107780752A (en) * | 2017-11-30 | 2018-03-09 | 无锡典聚科技有限公司 | A kind of electric tail gate strut guide pipe spline structure |
-
2017
- 2017-11-30 CN CN201721645896.4U patent/CN207647350U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107780752A (en) * | 2017-11-30 | 2018-03-09 | 无锡典聚科技有限公司 | A kind of electric tail gate strut guide pipe spline structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180724 Termination date: 20181130 |