CN203813589U - An electric push rod with a guide pulley sleeve - Google Patents
An electric push rod with a guide pulley sleeve Download PDFInfo
- Publication number
- CN203813589U CN203813589U CN201420069851.7U CN201420069851U CN203813589U CN 203813589 U CN203813589 U CN 203813589U CN 201420069851 U CN201420069851 U CN 201420069851U CN 203813589 U CN203813589 U CN 203813589U
- Authority
- CN
- China
- Prior art keywords
- guide wheel
- wheel cover
- push rod
- anchor ear
- guide pulley
- 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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Abstract
The utility model relates to the technical field of motors, and more specifically relates to an electric push rod with a guide pulley sleeve. The electric push rod with the guide pulley sleeve comprises a rack and a power member arranged inside the rack. The electric push rod with the guide pulley sleeve also comprises a screw rod which can rotate when the screw rod is driven by the power member and a push rod in bolt joint with the screw rod. One end of the push rod is a guide pulley, of which the inner wall is provided with screw threads, and the other end of the push rod is an O-shaped pipe. The external surface of the guide pulley is covered by the guide pulley sleeve. The guide pulley sleeve is of an anchor ear structure composed of a left half piece of the anchor ear and a right half piece of the anchor ear. A guiding projection is arranged on the external surface of the guide pulley sleeve. A guiding sleeve pipe is arranged on the external surface of the guide pulley sleeve. A guiding groove, corresponding to the guiding projection, is arranged in the interior surface of the guiding sleeve pipe. One end of the guiding sleeve pipe is in fixed connection with the rack. According to the electric push rod of the utility model, the O-shaped pipe can rotate to be at any angle when the electric push rod is assembled with other parts; an effect of adjusting angles can be realized; the flexibility degree of the electric push rod can be enhanced; and assembling of the electric push rod with the other parts is facilitated.
Description
Technical field
The utility model relates to technical field of motors, is specifically related to a kind of electric pushrod with guide wheel cover.
Background technology
Electric pushrod is that the conventional drive source of linear drives is provided for equipment, it conventionally has and pushes away and draw two kinds of actions, can provide the bidirectional-movement in rectilinear direction to equipment, existing electric pushrod unreasonable structure, unstable can not the assurance of motion of push rod point-blank moved.
Utility model content
For solving the defect existing in above-mentioned prior art, the utility model provides a kind of electric pushrod with guide wheel cover, and it has more stable structure, guarantees the rectilinear motion of push rod, and push rod can rotate and is convenient to assembling.
The technical solution of the utility model is for providing a kind of electric pushrod with guide wheel cover, comprise frame and be arranged on the force piece in frame, also comprise the screw mandrel that can rotate under force piece drives and with the push rod of screw mandrel bolt, one end of described push rod is the threaded guide wheel of inwall tool, the other end is O type pipe, and described screw mandrel rotarily drives guide wheel along screw mandrel axial motion;
Described O type pipe one end is connected with guide wheel, the other end is provided with the hole that is in transmission connection radially, the outer surface of described guide wheel is coated with guide wheel cover, described guide wheel cover is the hooping structure that left half sheet anchor ear and right half sheet anchor ear are combined into, described guide wheel cover outer surface is provided with guide protrusions, the outer surface of described guide wheel cover is provided with guide thimble, described guide thimble inner surface is provided with the corresponding gathering sill of guide protrusions, described guide protrusions is along screw mandrel axial motion in gathering sill, and described guide thimble one end is fixedly connected with frame.
Preferably, in the above-mentioned electric pushrod with guide wheel cover, described guide wheel cover outer surface is provided with on the excircle that is arranged on guide wheel cover of four guide protrusions symmetry, and what described gathering sill was corresponding is provided with four.
Preferably, in the above-mentioned electric pushrod with guide wheel cover, described left and right two halves sheet anchor ear is all semi-annular shape, and described semicircular ring two ends outward respectively forms a mounting ear, and described two relative mounting ears form guide protrusions.
Preferably, in the above-mentioned electric pushrod with guide wheel cover, on the mounting ear of described half sheet anchor ear one end, a left side, have caulking groove, on the mounting ear of the right side half sheet anchor ear respective end matching with it, be provided with bearing pin, the bearing pin on described right half sheet anchor ear one end mounting ear embeds the caulking groove on left half sheet anchor ear one end mounting ear.
Preferably, in the above-mentioned electric pushrod with guide wheel cover, described guide wheel cover inwall is provided with the installation projection of a circle.
The utility model beneficial effect: in the electric pushrod with guide wheel cover of the present utility model, when guide wheel and guide wheel cover are during along screw axis to operation, four corner angle of guide wheel cover are to coordinate and play the guiding role for guide thimble, guarantee that push rod carries out stable rectilinear motion; Guide wheel and guide wheel cover is detachable, makes when rotation O type aluminum pipe (sleeve pipe that is radially directed to of guide wheel cover is fixed, can only axial motion) and then rotation of guide wheel cover.Thereby replaced guide wheel and four corner angle in the past, be integrated, O type pipe cannot rotate.The utility model electric pushrod O type pipe when assembling with miscellaneous part can rotate arbitrarily angled, plays the effect of adjusting angle.Strengthen the flexibility ratio of electric pushrod, be conducive to the assembling of electric pushrod and miscellaneous part.
Accompanying drawing explanation
Fig. 1 is the structural representation with the electric pushrod of guide wheel cover of the present utility model;
Fig. 2 is the structural representation that screw mandrel of the present utility model and guide wheel cooperatively interact;
Fig. 3 is the structural representation that guide wheel cover of the present utility model and guide wheel sleeve pipe cooperatively interact;
Fig. 4 is the structural representation of left half sheet anchor ear of the present utility model;
1, force piece; 2, frame; 3, screw mandrel;
4, push rod; 41, guide wheel; 42, O type pipe; 421, the hole that is in transmission connection;
5, guide wheel cover; 51, guide protrusions; 52, left half sheet anchor ear; 53, projection is installed;
6, guide thimble.
Embodiment
By describing technology contents of the present utility model, structural feature in detail, being realized object and effect, below in conjunction with execution mode and coordinate accompanying drawing to be explained in detail.
Refer to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the utility model provides a kind of electric pushrod 4 with guide wheel cover, comprise frame 2 and be arranged on the force piece 1 in frame, also comprise the screw mandrel 3 that can rotate under force piece 1 drives and with the push rod 4 of screw mandrel bolt, one end of described push rod 4 is the threaded guide wheel 41 of inwall tool, the other end is O type pipe 42, and described screw mandrel 3 rotarily drives guide wheel makes push rod along screw mandrel axial motion;
Described O type pipe 42 one end are connected with guide wheel 41, the other end is provided with the hole 421 that is in transmission connection radially, the outer surface of described guide wheel 41 is coated with guide wheel cover 5, described guide wheel cover 5 is the hooping structure that left half sheet anchor ear 52 and right half sheet anchor ear are combined into, described guide wheel overlaps 5 outer surfaces and is provided with guide protrusions 51, the outer surface of described guide wheel cover 5 is provided with guide thimble 6, described guide thimble 6 inner surfaces are provided with the corresponding gathering sill of guide protrusions 51, described guide protrusions 51 is along screw mandrel 3 axial motions in gathering sill, and described guide thimble 6 one end are fixedly connected with frame 2.
The electric pushrod of difference and prior art, guide wheel of the present utility model is provided with guide wheel cover.When guide wheel and guide wheel cover are during along screw axis to operation, four corner angle of guide wheel cover are for coordinating and play the guiding role with guide wheel sleeve pipe, guide wheel and guide wheel cover are mating parts, make when rotation O type aluminum pipe (radially being fixed by guide wheel sleeve pipe of guide wheel cover, can only axial motion) guide wheel cover not rotate.Thereby replaced guide wheel and four corner angle in the past, be integrated the problem that O type pipe cannot rotate.The utility model electric pushrod O type pipe when assembling with miscellaneous part can rotate arbitrarily angled, plays the effect of adjusting angle.Strengthen the flexibility ratio of electric pushrod, be conducive to the assembling of electric pushrod and miscellaneous part.
In a specific embodiment of the present utility model, in the above-mentioned electric pushrod with guide wheel cover, described guide wheel overlaps 5 outer surfaces and is provided with on four guide protrusions 51 the symmetrical excircle that is arranged on guide wheel cover 5, and what described gathering sill was corresponding is provided with four.
In a specific embodiment of the present utility model, in the above-mentioned electric pushrod with guide wheel cover, described left and right two halves sheet anchor ear is all semi-annular shape, and described semicircular ring two ends outward respectively forms a mounting ear, and described two relative mounting ears form guide protrusions 51.
In a specific embodiment of the present utility model, in the above-mentioned electric pushrod with guide wheel cover, on the mounting ear of described half sheet anchor ear 52 one end, a left side, have caulking groove, on the mounting ear of the right side half sheet anchor ear respective end matching with it, be provided with bearing pin, the bearing pin on described right half sheet anchor ear one end mounting ear embeds the caulking groove on left half sheet anchor ear 52 one end mounting ears.
In a specific embodiment of the present utility model, described guide wheel overlaps the installation projection 53 that 5 inwalls are provided with a circle.This structure makes more firm being combined on guide wheel of guide wheel cover.
The foregoing is only embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure or conversion of equivalent flow process that utilizes the utility model specification and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (5)
1. one kind has the electric pushrod that guide wheel overlaps, comprise frame and be arranged on the force piece in frame, it is characterized in that, also comprise the screw mandrel that can rotate under force piece drives and with the push rod of screw mandrel bolt, one end of described push rod is the threaded guide wheel of inwall tool, the other end is O type pipe, and described screw mandrel rotarily drives guide wheel along screw mandrel axial motion;
Described O type pipe one end is connected with guide wheel, the other end is provided with the hole that is in transmission connection radially, the outer surface of described guide wheel is coated with guide wheel cover, described guide wheel cover is the hooping structure that left half sheet anchor ear and right half sheet anchor ear are combined into, described guide wheel cover outer surface is provided with guide protrusions, the outer surface of described guide wheel cover is provided with guide thimble, described guide thimble inner surface is provided with the corresponding gathering sill of guide protrusions, described guide protrusions is along screw mandrel axial motion in gathering sill, and described guide thimble one end is fixedly connected with frame.
2. the electric pushrod with guide wheel cover according to claim 1, is characterized in that, described guide wheel cover outer surface is provided with on the excircle that is arranged on guide wheel cover of four guide protrusions symmetry, and what described gathering sill was corresponding is provided with four.
3. the electric pushrod with guide wheel cover according to claim 1, is characterized in that, described left and right two halves sheet anchor ear is all semi-annular shape, and described semicircular ring two ends outward respectively forms a mounting ear, and described two relative mounting ears form guide protrusions.
4. the electric pushrod with guide wheel cover according to claim 1, it is characterized in that, on the mounting ear of described half sheet anchor ear one end, a left side, have caulking groove, on the mounting ear of the right side half sheet anchor ear respective end matching with it, be provided with bearing pin, the bearing pin on described right half sheet anchor ear one end mounting ear embeds the caulking groove on left half sheet anchor ear one end mounting ear.
5. the electric pushrod with guide wheel cover according to claim 1, is characterized in that, described guide wheel cover inwall is provided with the installation projection of a circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420069851.7U CN203813589U (en) | 2014-02-18 | 2014-02-18 | An electric push rod with a guide pulley sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420069851.7U CN203813589U (en) | 2014-02-18 | 2014-02-18 | An electric push rod with a guide pulley sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203813589U true CN203813589U (en) | 2014-09-03 |
Family
ID=51452290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420069851.7U Expired - Fee Related CN203813589U (en) | 2014-02-18 | 2014-02-18 | An electric push rod with a guide pulley sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203813589U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107830137A (en) * | 2017-10-17 | 2018-03-23 | 兰州飞行控制有限责任公司 | A kind of straight line leading screw actuator roller rotation-preventing mechanism |
| CN109756066A (en) * | 2019-02-27 | 2019-05-14 | 浙江百缔传动科技有限公司 | Electric pushrod |
-
2014
- 2014-02-18 CN CN201420069851.7U patent/CN203813589U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107830137A (en) * | 2017-10-17 | 2018-03-23 | 兰州飞行控制有限责任公司 | A kind of straight line leading screw actuator roller rotation-preventing mechanism |
| CN109756066A (en) * | 2019-02-27 | 2019-05-14 | 浙江百缔传动科技有限公司 | Electric pushrod |
| CN109756066B (en) * | 2019-02-27 | 2024-06-25 | 浙江百缔传动科技有限公司 | Electric push rod |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20140903 Termination date: 20160218 |