CN205603132U - Sliding block set spare that lift post was used - Google Patents
Sliding block set spare that lift post was used Download PDFInfo
- Publication number
- CN205603132U CN205603132U CN201620271583.6U CN201620271583U CN205603132U CN 205603132 U CN205603132 U CN 205603132U CN 201620271583 U CN201620271583 U CN 201620271583U CN 205603132 U CN205603132 U CN 205603132U
- Authority
- CN
- China
- Prior art keywords
- slide block
- wall
- inner tube
- slider
- lifting column
- 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
Links
Landscapes
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The utility model discloses a sliding block set spare that lift post was used, the lift post is cup jointed by at least two sleeve pipes each other to be constituteed, including inner tube and outer tube in per two sleeve pipes that cup joint each other, be equipped with first slider and second slider between inner tube and the outer tube, first slider fix the inner wall bottom of outer tube and with inner tube sliding fit, the second slider fix the outer wall top of inner tube and with outer tube sliding fit, first slider and second slider are the loop configuration, one of them terminal surface of first slider extends towards the second slider has first clamping part, be equipped with the ring groove who uses with first clamping part lock joint on the inner wall of outer tube, be equipped with second buckle group on the inner wall of second slider, be equipped with the buckle hole of using with second clamping part lock joint on the outer wall of inner tube, be equipped with on the inner wall of first slider and reduce between first slider and the outer wall of the inner tube falling of frictional force and hinder the mechanism, easy installation, and its inside slider structural stability is good, and the frictional force between slider and the sleeve pipe has been reduced.
Description
[technical field]
This utility model relates to the slide block assembly of a kind of lifting column.
[background technology]
Lifting assembly is widely used on the adjustable for height article such as bed, chair, desk, and main function is the flexible movement that load is made straight line by self.
Existing lifting assembly the most all has the sleeve pipe of some mutual sockets, and lifting assembly drives to be mutually shifted between sleeve pipe by actuating device and realizes the flexible of lifting assembly.The Chinese patent of such as Publication No. CN104254264A discloses a kind of lifting column being preferably used to Height Adjustable table, this lifting column is mainly made up of guiding piece, mandrel unit and motor unit, its guiding piece is formed by first component, second component, the 3rd parts three parts intussusceptions each other exactly totally, motor unit mainly provides power, and mandrel unit (being equivalent to actuating device) connects guiding piece and motor unit the power of motor unit to pass to guiding piece and then realizes driving guiding piece to stretch.And the Chinese patent that Authorization Notice No. is CN203095510U discloses a kind of lifting assembly, the guiding piece of this lifting assembly is then formed by outer tube and two parts intussusceptions of inner tube.But no matter being to be formed by two parts intussusceptions or formed by three parts or more multi-part intussusception each other, adjacent two parts will certainly produce friction during relatively sliding.For reducing friction, therefore it is accomplished by between adjacent two parts, arranging slide block so that adjacent two parts slide relatively.
Therefore, the structure of slide block is extremely important for whole lifting assembly, and to consider the installation portability of slide block simultaneously, and slide block also exists installation inconvenience in prior art, connect unstable problem, additionally the frictional force between slide block with sleeve pipe also compares crucial, there is the problem that lubricity is bad in prior art between slide block and sleeve pipe.
[utility model content]
Problem to be solved in the utility model is just to provide the slide block assembly of a kind of lifting column, easy for installation, and its internal slide block structure good stability, and reduce the frictional force between slide block and sleeve pipe.
For solving above-mentioned technical problem, this utility model adopts the following technical scheme that
nullA kind of slide block assembly of lifting column，Described lifting column is mutually socketed by least two sleeve pipe and forms，The sleeve pipe that each two is mutually socketed includes inner and outer tubes，The first slide block and the second slide block it is provided with between inner and outer tubes，Described first slide block is fixed on the inwall bottom of outer tube and is slidably matched with inner tube，Described second slide block is fixed on the outer wall top of inner tube and is slidably matched with outer tube，Described first slide block and the second slide block are loop configuration，Described first slide block wherein end face is extended with the first clamping part towards the second slide block，The inwall of described outer tube is provided with and the annular slot of the first clamping part snapping，The inwall of described second slide block is provided with the second buckle group，The outer wall of said inner tube is provided with and the block button hole of the second clamping part snapping，The inwall of described first slide block is provided with and reduces the Jiang Zu mechanism of frictional force between the first slide block and outer wall of inner tube.
Preferably, described second buckle group is at least distributed two groups along the second slide block inwall circumference, and often organizing the second buckle group has two the second clamping parts along the second slide block axial directional distribution.
Preferably, described second slide block is externally provided with separating tank at the profile of each second clamping part.
Preferably, the outer wall of described second slide block is extending radially outward rectilinear draw runner, and draw runner is parallel with the second slide block axial direction, and described outer tube wall is provided with the chute matched with draw runner.
Preferably, described draw runner is provided with at least 2 balls.
Preferably, described Jiang Zu mechanism includes the annular oil storage tank being located on the inwall of the first slide block,
Preferably, in described first slide block towards the second slide block direction end face and annular oil storage tank between be provided with oil-feed tank.
Preferably, described Jiang Zu mechanism includes the multiple balls being located on the inwall of described first slide block.
Preferably, described first slide block is extending radially outward on the end face away from the second slide block annular flange flange, and the outer wall of described first slide block is provided with the positioning strip preventing the first slide block from rotating, and described positioning strip inserts in described chute.
Preferably, the outer wall of said inner tube is provided with provides the relief portion dodging space when mounted for the first slide block clamping part, and described relief portion is the blind hole or through hole being located on outer wall of inner tube.
The beneficial effects of the utility model: in the elevating mechanism in this utility model, the first slide block and the second slide block are loop configuration, during installation, the first slide block directly packs into from the bottom of inner tube, then the first clamping part on the first slide block is utilized to realize snapping with outer tube, second slide block is then that the top from inner tube packs into, the second buckle group on the second slide block inwall is utilized to realize snapping with the block button hole on the outer wall of inner tube, two slide blocks are all that the mode being socketed carries out assembling and utilize the connected mode of buckle to fix, install very convenient, loop configuration also makes two slide blocks be connected more stable with inner tube simultaneously, degree of deformation is little, additionally, this utility model is provided with on the inwall of the first slide block the Jiang Zu mechanism for reducing frictional force between the first slide block and inner tube, it is effectively reduced frictional resistance.Increase the service life of lifting column.
These features of the present utility model and advantage will be detailed in following detailed description of the invention, accompanying drawing exposure.
[accompanying drawing explanation]
Below in conjunction with the accompanying drawings this utility model is described further:
Fig. 1 is the structural representation of whole elevating mechanism embodiment 1；
Fig. 2 is the exploded perspective view of lifting column in whole elevating mechanism embodiment 1；
Fig. 3 is the assembling schematic diagram of lifting column in whole elevating mechanism embodiment 1；
Fig. 4 is the structural representation of the first slide block in whole elevating mechanism embodiment 2.
[detailed description of the invention]
The technical scheme of this utility model embodiment is explained and illustrated by the accompanying drawing below in conjunction with this utility model embodiment, but following embodiment is only preferred embodiment of the present utility model, and not all.Based on the embodiment in embodiment, those skilled in the art are obtained other embodiments on the premise of not making creative work, broadly fall into protection domain of the present utility model.
nullWith reference to Fig. 1～3，A kind of slide block assembly of lifting column，Whole elevating mechanism includes base 1，On base 1, lifting column is installed，Actuating device for driving lifting column to stretch is installed in base 1，Actuating device includes motor 11，Motor 11 outfan connecting worm，Worm engaging has worm gear 12，Worm gear 12 coaxial transmission connects screw mandrel 10，It is to drive screw mandrel 10 to rotate that motor 11 rotates，Screw mandrel 10 is provided with feed screw nut 13，Feed screw nut 13 oscilaltion is driven when screw mandrel 10 rotates，Described lifting column is mutually socketed by least two sleeve pipe and forms，Nut drives sleeve pipe oscilaltion，According to actual needs，Multiple nuts can be set to realize Multi-stage sleeve lifting，The present embodiment has three sleeve pipes，First sleeve it is respectively outward by interior、Second sleeve pipe、3rd sleeve pipe，The sleeve pipe that each two is mutually socketed includes inner tube 2 and outer tube 3，As a example by the combination of first sleeve and the second sleeve pipe，First sleeve is inner tube 2，Second sleeve pipe is outer tube 3，The first slide block 4 and the second slide block 5 it is provided with between inner tube 2 and outer tube 3，Described first slide block 4 is fixed on bottom the inwall of outer tube 3 and is slidably matched with inner tube 2，I.e. first slide block 4 is relative with inner tube 2 to slide，Described second slide block 5 is fixed on the outer wall top of inner tube 2 and is slidably matched with outer tube 3，Second slide block 5 is slides relative with outer tube 3，Wherein in order to easy for installation，Described in the present embodiment, the first slide block 4 is loop configuration，Described first slide block 4 wherein end face is extended with the first clamping part 41 towards the second slide block 5，In the present embodiment, the first clamping part 41 has 4，It is uniformly distributed along the first slide block 4 circumference，The inwall of described outer tube 3 is provided with and the annular slot 31 of the first clamping part 41 snapping，During installation, the first slide block 4 is inserted in from the bottom of outer tube 3，First clamping part 41 realizes snapping in being embedded just below annular slot 31，Install very convenient，And outer tube 3 surface does not haves eyelet yet，Outward appearance is more preferable，Second slide block 5 is also loop configuration，For split type slide block，All-in-one-piece loop configuration is installed more convenient，And firmness is more preferable，The slide block of monomer is easily deformed，The inwall of described second slide block 5 is provided with the second buckle group，Described second buckle group is at least distributed two groups along the second slide block 5 inwall circumference，In the present embodiment, the second buckle group has four groups，The most often organize the second buckle group and have two the second clamping parts 51 along the second slide block 5 axial directional distribution，In the present embodiment, two the second clamping parts 51 in axial direction set relatively，The outer wall of said inner tube 2 is provided with and the block button hole 22 of the second clamping part 51 snapping，Block button hole 22 and the position of the second clamping part 51、Quantity is corresponding，In the present embodiment, the axial length of the second slide block 5 is greater than the axial length of the first slide block 4，Because the second slide block 5 primarily serves the effect being to guide or guide，Axial direction relative contact is long-pending bigger，And the first slide block 4 primarily serves phorogenesis，Axial direction contact area is little.So that install during the second slide block 5 more laborsaving, described second slide block 5 is externally provided with separating tank 52 at the profile of each second clamping part 51, as shown in FIG., the second clamping part 51 in the present embodiment is substantially in kidney-shaped shape, and separating tank 52 is the most substantially in kidney-shaped shape, when second slide block 5 is inserted in inner tube 2, the second clamping part 51 is by the elastic deformation of the gap generation radial direction of separating tank 52, until the second clamping part 51 successfully embeds in block button hole 22.For the first slide block 4, when first slide block 4 snaps in outer tube 3, first clamping part 41 is also to need certain elastic space, the outer wall of inner tube 2 described in the present embodiment is provided with the first clamping part for the first slide block 4 and provides the relief portion 23 dodging space when mounted, when first slide block 4 assembles, first clamping part 41 can produce elastic deformation in the space of relief portion 23, relief portion 23 arranges the bottom of inner tube 2, the top that can avoid inner tube 2 arranges too much hole, inner tube 2 top intensity is caused to reduce, described relief portion 23 is to be located at the blind hole on inner tube 2 outer wall or through hole.
In the present embodiment, the problem having some setbacks of sliding is caused in order to prevent dust etc. from adhering on inner tube 2 outer wall, the present embodiment is cased with undulatory dust-proof sheath 7 outside described outer tube 3, and undulatory dust-proof sheath 7 can be according to the flexible situation generation elastic deformation of lifting column.
nullAdditionally，During in order to avoid outer tube 3 and inner tube 2 to slide into ultimate range，There is rigid collision in the first slide block 4 and the second slide block 5，Inner tube 2 described in the present embodiment is provided with limited ring groove 21 between the first slide block 4 and the second slide block 5，It is provided with elastic spacing circle 20 in described limited ring groove 21，Elastic spacing circle 20 is preferably rubber ring，The present embodiment Elastic spacing collar 20 is located at position near the second slide block 5，In traditional elevating mechanism when outer tube 3 up moves，First slide block 4 and then up slides，When sliding into close to ultimate range，Directly there is rigid collision with the second slide block 5 in the first slide block 4，Owing to the form that the first slide block 4 and the second slide block 5 are buckles is fixed，As easy as rolling off a log abjection under rigid collision，The first slide block 4 or the second slide block 5 is caused to come off，Once slide block comes off，Elevating mechanism just cannot work on，In order to reduce the generation of this phenomenon，The present embodiment adds elastic spacing circle 20，When outer tube 3 up slides，First slide block 4 can preferentially contact with elastic spacing circle 20，The active force to the first slide block 4 of elastic spacing circle 20 is relatively small，The first clamping part 41 that cannot be easily caused in the first slide block 4 comes off，After elastic spacing circle 20 is set simultaneously，Second slide block 5 will not be again by the collision of the first slide block 4，Stability is more preferable，The service life that can allow upgrading mechanism is greatly increased.
In order to strengthen the guide effect of the second slide block 5, the outer wall of described second slide block 5 is extending radially outward rectilinear draw runner 53, in the present embodiment, draw runner 53 has 4, circumference is evenly distributed on the outer wall of the second slide block 5, draw runner 53 is parallel with the second slide block 5 axial direction, described outer tube 3 inwall is provided with the chute 32 matched with draw runner 53, when there is relative slip with inner tube 2 in outer tube 3, draw runner 53 slides in chute 32, in order to reduce the coefficient of friction between draw runner 53 and chute 32, described draw runner 53 is provided with at least 2 balls 6, thus change the sliding friction between draw runner 53 and chute 32 into rolling friction, reduce frictional force, alleviate the wear intensity of draw runner 53.In like manner, in order to reduce the coefficient of friction between the first slide block 4 and inner tube 2 outer wall, the inwall of the present embodiment the first slide block 4 is provided with and reduces the Jiang Zu mechanism of frictional force between the first slide block and inner tube, the present embodiment Zhong Jiangzu mechanism is the multiple balls 6 being located on the first slide block inwall, thus change the sliding friction between the first slide block 4 and inner tube 2 outer wall into rolling friction, reduce frictional force, alleviate the wear intensity of the first slide block 4.Those skilled in the art, it is also contemplated that arrange axial mounting groove on draw runner 53, it is provided with the ball mounting bar being provided with multiple ball 6 in mounting groove, ball 6 is so installed more convenient, directly the ball mounting bar being provided with ball 6 is directly snapped in mounting groove.
nullAdditionally，Due in the present embodiment with the first clamping part 41 snapping be annular slot 31，In the case of the most spacing，First slide block 4 is rotary，But under practical situation，This rotation easily causes generation abrasion between the first clamping part 41 and annular slot 31，It is easily caused the first clamping part 41 size distortion for a long time in the past thus departs from annular slot 31，In order to avoid the first slide block 4 is improved by this situation the present embodiment，Described first slide block 4 is extending radially outward on the end face away from the second slide block 5 annular flange flange 42，Annular flange flange 42 is the most spacing, and first slide block 4 positions with the axial of outer tube 3，The micro-displacement making its axial direction is less，The outer wall of the most described first slide block 4 is provided with the positioning strip 43 preventing the first slide block 4 from rotating，Described positioning strip 43 inserts in described chute 32，After positioning strip 43 inserts chute 32，First slide block 4 cannot be rotated，First clamping part 41 can not be rotated in annular slot 31，Alleviate wear intensity.Additionally, for casting aside the present embodiment, in the case of elevating mechanism does not has elastic spacing circle 20, when the first slide block 4 slides near the second slide block 5, the first clamping part 41 in first slide block 4 easily produces physical interference with draw runner 53, so being also intended to the first clamping part 41 is carried out rotary spacing, so in the case of not design flexibility spacing collar 20, positioning strip 43 is utilized to position with chute 32, then the first clamping part 41 and draw runner 53 are mutually staggered setting, be also a kind of scheme avoiding the first slide block 4 to collide with the second slide block 5.
nullEmbodiment 2: the difference with embodiment 1 is，Jiang Zu mechanism in the present embodiment is the annular oil storage tank 45 being located on the inwall of the first slide block 4，After design annular oil storage tank 45，Lubricating oil can be stored temporarily in annular oil storage tank 45，When first slide block 4 slides with inner tube 2 outer wall，The lubricating oil being stored in annular oil storage tank 45 can play lubrication，Reduce the frictional force between the first slide block 4 and inner tube 2，Annular oil storage tank 45 can also reduce the loss of lubricating oil，Waste rate is low，So that lubricating oil can preferably enter in annular oil storage tank 45，In described first slide block 4 towards the second slide block 5 direction end face and annular oil storage tank 45 between be provided with oil-feed tank 46，User only need to smear certain lubricating oil on the outer wall of inner tube 2，When the first slide block 4 slides on inner tube 2 outer wall，Lubricating oil can enter in annular oil storage tank 45 along oil-feed tank 46 automatically.
The above, detailed description of the invention the most of the present utility model, but protection domain of the present utility model is not limited thereto, it is familiar with this those skilled in the art and should be understood that this utility model includes but not limited to accompanying drawing and content described in detailed description of the invention above.Any amendment without departing from function of the present utility model and structural principle is intended to be included in the scope of claims.
Claims (10)
- null1. the slide block assembly of a lifting column，Described lifting column is mutually socketed by least two sleeve pipe and forms，The sleeve pipe that each two is mutually socketed includes inner and outer tubes，The first slide block and the second slide block it is provided with between inner and outer tubes，Described first slide block is fixed on the inwall bottom of outer tube and is slidably matched with inner tube，Described second slide block is fixed on the outer wall top of inner tube and is slidably matched with outer tube，It is characterized in that: described first slide block and the second slide block are loop configuration，Described first slide block wherein end face is extended with the first clamping part towards the second slide block，The inwall of described outer tube is provided with and the annular slot of the first clamping part snapping，The inwall of described second slide block is provided with the second buckle group，The outer wall of said inner tube is provided with and the block button hole of the second clamping part snapping，The inwall of described first slide block is provided with and reduces the Jiang Zu mechanism of frictional force between the first slide block and outer wall of inner tube.
- The slide block assembly of a kind of lifting column the most as claimed in claim 1, it is characterised in that: described second buckle group is at least distributed two groups along the second slide block inwall circumference, and often organizing the second buckle group has two the second clamping parts along the second slide block axial directional distribution.
- The slide block assembly of a kind of lifting column the most as claimed in claim 2, it is characterised in that: described second slide block is externally provided with separating tank at the profile of each second clamping part.
- The slide block assembly of a kind of lifting column the most as claimed in claim 1, it is characterized in that: the outer wall of described second slide block is extending radially outward rectilinear draw runner, draw runner is parallel with the second slide block axial direction, and described outer tube wall is provided with the chute matched with draw runner.
- The slide block assembly of a kind of lifting column the most as claimed in claim 4, it is characterised in that: described draw runner is provided with at least 2 balls.
- The slide block assembly of a kind of lifting column the most as claimed in claim 1, it is characterised in that: described Jiang Zu mechanism includes the annular oil storage tank being located on the inwall of the first slide block.
- The slide block assembly of a kind of lifting column the most as claimed in claim 6, it is characterised in that: described first slide block is provided with oil-feed tank towards between the end face and annular oil storage tank in the second slide block direction.
- The slide block assembly of a kind of lifting column the most as claimed in claim 1, it is characterised in that: described Jiang Zu mechanism includes the multiple balls being located on the inwall of described first slide block.
- The slide block assembly of a kind of lifting column the most as claimed in claim 4, it is characterized in that: described first slide block is extending radially outward on the end face away from the second slide block annular flange flange, the outer wall of described first slide block is provided with the positioning strip preventing the first slide block from rotating, and described positioning strip inserts in described chute.
- The slide block assembly of a kind of lifting column the most as claimed in claim 1, it is characterized in that: the outer wall of said inner tube is provided with provides the relief portion dodging space when mounted for the first slide block clamping part, described relief portion is the blind hole or through hole being located on outer wall of inner tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620271583.6U CN205603132U (en) | 2016-04-01 | 2016-04-01 | Sliding block set spare that lift post was used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620271583.6U CN205603132U (en) | 2016-04-01 | 2016-04-01 | Sliding block set spare that lift post was used |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205603132U true CN205603132U (en) | 2016-09-28 |
Family
ID=56965384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620271583.6U Active CN205603132U (en) | 2016-04-01 | 2016-04-01 | Sliding block set spare that lift post was used |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205603132U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107928235A (en) * | 2017-10-16 | 2018-04-20 | 广东劳卡家具有限公司 | A kind of small-sized crane of hybrid power type |
| CN114451656A (en) * | 2021-11-29 | 2022-05-10 | 浙江印天健康科技有限公司 | Lifting upright post |
| CN115012949A (en) * | 2022-06-06 | 2022-09-06 | 浙江大学 | Modular assembly type self-drilling freezing drilling tool |
-
2016
- 2016-04-01 CN CN201620271583.6U patent/CN205603132U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107928235A (en) * | 2017-10-16 | 2018-04-20 | 广东劳卡家具有限公司 | A kind of small-sized crane of hybrid power type |
| CN114451656A (en) * | 2021-11-29 | 2022-05-10 | 浙江印天健康科技有限公司 | Lifting upright post |
| CN115012949A (en) * | 2022-06-06 | 2022-09-06 | 浙江大学 | Modular assembly type self-drilling freezing drilling tool |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105645301B (en) | A kind of elevating mechanism that the service life is longer | |
| CN205603132U (en) | Sliding block set spare that lift post was used | |
| CN205802847U (en) | A kind of slim slide block structure on lifting column | |
| CN210190958U (en) | But angle regulation's drawing board for landscape design | |
| CN205603134U (en) | Improvement of short slider structure for lift post | |
| CN2927825Y (en) | Lifting device for furniture support leg | |
| CN205603133U (en) | Longer elevating system of life | |
| CN207563494U (en) | Bending machine shaft nested structure | |
| CN205760283U (en) | A kind of filter element lowering or hoisting gear | |
| CN203456981U (en) | Motor push rod device with adjustable strokes | |
| CN113229651B (en) | Supporting structure and furniture with same | |
| CN208392693U (en) | Novel feeding device | |
| CN209270415U (en) | A kind of endocrine hydrops drawing mechanism adjusting positioning component | |
| CN110932463A (en) | Electric push rod capable of pushing only and not pulling | |
| CN202914523U (en) | Bearing | |
| CN207194385U (en) | Splice type plastic floor | |
| CN207326213U (en) | A kind of tube material supporting device of plate pipe one laser cutting machine | |
| CN110507247A (en) | A kind of furniture cleaning device | |
| CN110203657B (en) | Automatic steering mechanism for lipstick tube production line | |
| CN205834018U (en) | A kind of metal tube necking machine | |
| CN209925547U (en) | Split-type rolling ring block of lifting type stand column | |
| CN217837907U (en) | Guide wheel structure with adjustable size for cable production | |
| CN215685992U (en) | Supporting structure and furniture with same | |
| CN218457753U (en) | Iron frame bending bed with drawer | |
| CN217031116U (en) | Adjustable LED lamp heat dissipation aluminium alloy |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |