CN208845664U - A kind of lubrication system for electric pushrod - Google Patents
A kind of lubrication system for electric pushrod Download PDFInfo
- Publication number
- CN208845664U CN208845664U CN201821514614.1U CN201821514614U CN208845664U CN 208845664 U CN208845664 U CN 208845664U CN 201821514614 U CN201821514614 U CN 201821514614U CN 208845664 U CN208845664 U CN 208845664U
- Authority
- CN
- China
- Prior art keywords
- nut
- electric pushrod
- feed screw
- lubrication system
- interconnecting piece
- 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 discloses a kind of lubrication system for electric pushrod, including screw rod, the feed screw nut being threaded on screw rod, the inner cylinder being threaded in outside feed screw nut, the feed screw nut is connected with the oil jacket out for lubricating screw rod and feed screw nut far from the side of inner cylinder, the oil jacket out covers outside screw rod, and the shoe cream room for placing lubricant grease is equipped in the oil jacket out.The utility model has the beneficial effects that improving the storage capacity of lubricating oil, enhance greasy property, extends lubrication time.
Description
Technical field
The utility model discloses a kind of lubrication system for electric pushrod, belongs to putting technique field.
Background technique
Electric pushrod is that a kind of straight reciprocating motion that the rotary motion of motor is changed into push rod is driven by electricity dress
Set, can in various simple or complicated process flow as execute it is mechanical using with realize far distance control, centralized control or
It automatically controls, is combined with feed screw nut on the screw rod in existing electric pushrod, screw rod and feed screw nut are inevitable during the motion
Certain frictional resistance can be generated, this frictional resistance can cause abrasion so as to cause screw rod and screw rod spiral shell to screw rod and feed screw nut
Female service life reduces, there are also being used to store grease in feed screw nut's internal recessing, but due to feed screw nut's intensity etc.
Reason, fluting size is limited, so that the grease of storage is limited, influences lubricity and lubrication time.
Utility model content
The purpose of this utility model is just providing a kind of lubrication knot for electric pushrod to solve the problem above-mentioned
Structure.
The utility model is achieved through the following technical solutions above-mentioned purpose, a kind of lubrication system for electric pushrod,
Including screw rod, the feed screw nut being threaded on screw rod, the inner cylinder being threaded in outside feed screw nut, the feed screw nut is remote
Side from inner cylinder is connected with the oil jacket out for lubricating screw rod and feed screw nut, is equipped in the oil jacket out and lubricates for placement
The shoe cream room of grease.
Preferably, the oil jacket out is equipped with far from the side of feed screw nut passes through for screw rod and is connected to wearing for shoe cream room
Hole, the feed screw nut are equipped with the interconnecting piece for connecting out oil jacket close to the side for going out oil jacket.
Preferably, the feed screw nut includes copper nut and plastic nut, and the interconnecting piece is arranged on copper nut, described
Interconnecting piece is an integral structure with copper nut.
Preferably, the interconnecting piece is connect with fuel-displaced external threading, and the interconnecting piece is annular structure.
Preferably, the interconnecting piece is equipped with several notches.
Preferably, the contact position of the copper nut and plastic nut is equipped with the oil storage tank for placing lubricant grease.
Preferably, the oil storage tank is provided on copper nut.
Preferably, the oil storage tank is provided on plastic nut.
Preferably, the oil storage tank is provided on copper nut and plastic nut.
Preferably, the outside of the copper nut be equipped with guide sleeve, the copper nut include for connect the threaded portion of inner cylinder and
For fixing the fixed part of guide sleeve, the interconnecting piece is arranged on fixed part, and the side of the fixed part is equipped with no less than two
Annular groove, the straight trough for being connected to annular groove is equipped between two annular grooves, close to the side wall of the annular groove of the interconnecting piece
Offer arc groove.
Compared with prior art, the utility model has the beneficial effects that
1, the utility model places lubricant grease in the shoe cream room of oil jacket out, due to going out oil jacket by the way that oil jacket is provided
Side of the feed screw nut far from inner cylinder is set, and the part that screw rod is located in shoe cream room speckles with lubricant grease, when screw rod and screw rod
When nut generates relative motion and feed screw nut's forward movement, oil jacket also follows feed screw nut to move forward out, lubricant grease
It can be coated in screw rod surface with the movement of oil jacket out, so that feed screw nut forms one layer of lubricating oil between screw rod during the motion
Rouge layer enhances greasy property to reduce the frictional resistance between screw rod and feed screw nut, extends making for screw rod and feed screw nut
Use the service life.
2, the utility model is by the way that the oil storage for placing lubricant grease is arranged in the contact position of copper nut and plastic nut
Slot, plastic nut itself have certain lubricity, since oil storage tank is to cooperate oil jacket out positioned at the centre of feed screw nut, make
Copper nut is located at oil storage tank and out between oil jacket, thus copper nut can be moistened in screw forward or backward
It is sliding, further enhance lubricant effect.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the lubrication system for electric pushrod of the utility model；
Fig. 2 is the structural schematic diagram for going out oil jacket in a kind of lubrication system for electric pushrod of the utility model；
Fig. 3 is the top view of feed screw nut in a kind of lubrication system for electric pushrod of the utility model；
Fig. 4 is the structural schematic diagram of embodiment one in a kind of lubrication system for electric pushrod of the utility model；
Fig. 5 is the structural schematic diagram of embodiment two in a kind of lubrication system for electric pushrod of the utility model；
Fig. 6 is the structural schematic diagram of embodiment three in a kind of lubrication system for electric pushrod of the utility model；
Fig. 7 is the main view of copper nut in a kind of lubrication system for electric pushrod of the utility model.
Appended drawing reference: 1, go out oil jacket；2, screw rod；3, guide sleeve；4, feed screw nut；5, copper nut；6, plastic nut；7, interior
Cylinder；8, it perforates；9, shoe cream room；10, interconnecting piece；11, oil storage tank；12, arc groove；13, fixed part；14, straight trough；15, annular groove；
16, threaded portion.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
It please refers to shown in Fig. 1 to Fig. 7, a kind of lubrication system for electric pushrod, including screw rod 2, is threaded in silk
Feed screw nut 4 on bar 2, the inner cylinder 7 being threaded in outside feed screw nut 4, feed screw nut 4 are connected with far from the side of inner cylinder 7
For lubricating the shoe cream room 9 for going out oil jacket 1, being equipped with for placing lubricant grease in oil jacket 1 out of screw rod 2 and feed screw nut 4, pass through
Oil jacket 1 is provided, places lubricant grease in the shoe cream room 9 of oil jacket 1 out, due to going out the setting of oil jacket 1 in feed screw nut 4 far from interior
The side of cylinder 7, the part that screw rod 2 is located in shoe cream room 9 speckle with lubricant grease, when screw rod 2 and feed screw nut 4 generate relative motion
And when feed screw nut 4 moves forward, oil jacket 1 also follows feed screw nut 4 to move forward out, and lubricant grease can be with oil jacket 1 out
Movement is coated in 2 surface of screw rod, so that feed screw nut 4 forms one layer of lubricant grease layer between screw rod 2 during the motion, thus
Frictional resistance between reduction screw rod 2 and feed screw nut 4, enhancing greasy property, extension screw rod 2 and feed screw nut's 4 uses the longevity
Life.
Oil jacket 1 is equipped with far from the side of feed screw nut 4 out passes through for screw rod 2 and is connected to the perforation 8 of shoe cream room 9, screw rod
Nut 4 is equipped with the interconnecting piece 10 for connecting out oil jacket 1 close to the side for going out oil jacket 1, and feed screw nut 4 includes copper nut 5 and modeling
Expect that nut 6, interconnecting piece 10 are arranged on copper nut 5, interconnecting piece 10 is an integral structure with copper nut 5, manufactures more convenient, increasing
Strong integral strength, interconnecting piece 10 are threadedly coupled with oil jacket 1 out, interconnecting piece 10 be annular structure, facilitate interconnecting piece 10 with it is fuel-displaced
The connection of set 1 can be in this gap and since there are gaps between the outer diameter of 5 internal whorl of interconnecting piece 10 and copper nut
More lubricant greases are placed, to enhance lubricant effect.
Interconnecting piece 10 is equipped with several notches, enables the interconnecting piece 10 to form multi-segment structure, is not influencing interconnecting piece
10 with the use that can greatly reduce copper material while 1 bonding strength of oil jacket out, save material, reduce cost.
The outside of copper nut 5 is equipped with guide sleeve 3, and copper nut 5 includes threaded portion 16 for connecting inner cylinder 7 and leads for fixation
The fixed part 13 of set 3, interconnecting piece 10 are arranged on fixed part 13, and the side of fixed part 13 is equipped with no less than two annular grooves 15,
The straight trough 14 for being connected to annular groove 15 is equipped between two annular grooves 15, the side wall close to the annular groove 15 of interconnecting piece 10 offers
Arc groove 12, by setting annular groove 15, straight trough 14 and arc groove 12, since guide sleeve 3 is the fixed part 13 for being moulded in copper nut 5
On, so that can be filled in each slot in injection molding, thus certain clamping is formed between guide sleeve 3 and fixed part 13, can enhance two
Connectivity and bonding strength between person.
The contact position of copper nut 5 and plastic nut 6 is equipped with oil storage tank 11 for placing lubricant grease, and plastic nut 6
There is body certain lubricity to cooperate oil jacket 1 out since oil storage tank 11 is located at the centre of feed screw nut 4, so that copper nut 5
Between oil storage tank 11 and out oil jacket 1, thus copper nut 5 can be lubricated in screw forward or backward, into
One step enhances lubricant effect.
Embodiment one: oil storage tank 11 is provided on copper nut 5, can be reduced the loss of copper material, mitigate the weight of copper nut 5 from
And mitigate the overall weight of push rod, it is lighter, and compared to plastics price, it saves copper material and has more economic benefit, store up simultaneously
Oil groove 11 is provided on copper nut 5, can be reduced the contact area between copper nut 5 and screw rod 2, reduces frictional resistance.
Embodiment two: oil storage tank 11 is provided on plastic nut 6, and since plastic nut 6 is usually to be molded, production is more
Add simple and convenient, raising working efficiency.
Embodiment three: oil storage tank 11 is provided on copper nut 5 and plastic nut 6, can adjust oil storage according to required intensity
Groove depth of the slot 11 on copper nut 5 and plastic nut 6 can save certain copper material and in the grooving of copper nut 5
Between, it is alternative higher.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (10)
1. a kind of lubrication system for electric pushrod, including screw rod (2), the feed screw nut being threaded on screw rod (2)
(4), it is threaded in the inner cylinder (7) of feed screw nut (4) outside, it is characterised in that: the feed screw nut (4) is far from inner cylinder (7)
Side, which is connected with, goes out oil jacket (1) for lubricate screw rod (2) and feed screw nut (4), it is described go out oil jacket (1) in be equipped with for placing
The shoe cream room (9) of lubricant grease.
2. a kind of lubrication system for electric pushrod according to claim 1, it is characterised in that: it is described go out oil jacket (1)
Side far from feed screw nut (4), which is equipped with, to be passed through for screw rod (2) and is connected to the perforation (8) of shoe cream room (9), the feed screw nut
(4) interconnecting piece (10) for connecting out oil jacket (1) is equipped with close to the side for going out oil jacket (1).
3. a kind of lubrication system for electric pushrod according to claim 2, it is characterised in that: the feed screw nut
It (4) include copper nut (5) and plastic nut (6), the interconnecting piece (10) is arranged on copper nut (5), the interconnecting piece (10)
It is an integral structure with copper nut (5).
4. a kind of lubrication system for electric pushrod according to claim 2, it is characterised in that: the interconnecting piece (10)
It is threadedly coupled with oil jacket out (1), the interconnecting piece (10) is annular structure.
5. a kind of lubrication system for electric pushrod according to claim 4, it is characterised in that: the interconnecting piece (10)
It is equipped with several notches.
6. a kind of lubrication system for electric pushrod according to claim 3, it is characterised in that: the copper nut (5)
The oil storage tank (11) for placing lubricant grease is equipped with the contact position of plastic nut (6).
7. a kind of lubrication system for electric pushrod according to claim 6, it is characterised in that: the oil storage tank (11)
It is provided on copper nut (5).
8. a kind of lubrication system for electric pushrod according to claim 6, it is characterised in that: the oil storage tank (11)
It is provided on plastic nut (6).
9. a kind of lubrication system for electric pushrod according to claim 6, it is characterised in that: the oil storage tank (11)
It is provided on copper nut (5) and plastic nut (6).
10. a kind of lubrication system for electric pushrod according to claim 3, it is characterised in that: the copper nut (5)
Outside be equipped with guide sleeve (3), the copper nut (5) includes for connecting the threaded portion of inner cylinder (7) (16) and for fixing guide sleeve
(3) fixed part (13), the interconnecting piece (10) are arranged on fixed part (13), and the side of the fixed part (13) is equipped with many
The straight trough (14) for being connected to annular groove (15) is equipped between two annular grooves (15), two annular grooves (15), close to described
The side wall of the annular groove (15) of interconnecting piece (10) offers arc groove (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821514614.1U CN208845664U (en) | 2018-09-17 | 2018-09-17 | A kind of lubrication system for electric pushrod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821514614.1U CN208845664U (en) | 2018-09-17 | 2018-09-17 | A kind of lubrication system for electric pushrod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208845664U true CN208845664U (en) | 2019-05-10 |
Family
ID=66373093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821514614.1U Expired - Fee Related CN208845664U (en) | 2018-09-17 | 2018-09-17 | A kind of lubrication system for electric pushrod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208845664U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023061495A1 (en) * | 2021-10-17 | 2023-04-20 | 常州姆驰机电有限公司 | Slotted pushrod device using plastic nut, and method for machining same |
-
2018
- 2018-09-17 CN CN201821514614.1U patent/CN208845664U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023061495A1 (en) * | 2021-10-17 | 2023-04-20 | 常州姆驰机电有限公司 | Slotted pushrod device using plastic nut, and method for machining same |
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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 |
Granted publication date: 20190510 Termination date: 20210917 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |