CN217804875U - Pull rod device with telescopic pull rod on pull rod base - Google Patents
Pull rod device with telescopic pull rod on pull rod base Download PDFInfo
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- CN217804875U CN217804875U CN202221936552.XU CN202221936552U CN217804875U CN 217804875 U CN217804875 U CN 217804875U CN 202221936552 U CN202221936552 U CN 202221936552U CN 217804875 U CN217804875 U CN 217804875U
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- pull rod
- buckle
- link
- support frame
- groove
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Abstract
The utility model discloses a pull rod is scalable in pull rod base's pull rod device relates to flexible pull rod technical field. The utility model discloses a loading board, link and flexible pull rod set up connecting seat and draw-in groove on the loading board, and articulated link is provided with bearing and support frame in the connecting seat on the link, and articulated pulley yoke and auxiliary wheel set up fixed orifices and elasticity rope on the support frame, and elasticity rope free end and loading board fixed connection are provided with the connecting piece around the link, are provided with flexible pull rod on the connecting piece. The utility model is matched with the support frame in a clamping way, so that the state of the pull rod device can be flexibly adjusted according to the actual use condition, and the pull rod device can move on the flat ground and climb stairs; the buckle groove and the buckle are clamped and matched, so that the flexible switching of folding and opening of the pull rod device is conveniently met; the limit column and the limit hole are clamped and matched, so that flexible switching of extension or shortening of the pull rod device is facilitated.
Description
Technical Field
The utility model belongs to the technical field of flexible pull rod, especially, relate to a pull rod is scalable in pull rod base's pull rod device.
Background
Along with the increasing demands of people on traveling, carrying goods and the like, people use cloth boxes, PC boxes, aluminum boxes, pet boxes, tool boxes and the like, 8230, the frequency of 8230, the requirements on the equipment are also higher and higher, such as convenience in traveling, carrying goods and the like, occupied space and the like, the occupied space of the conventional draw bar device of the equipment is still larger after the conventional draw bar device is folded or contracted, the conventional draw bar device is generally only used on the flat ground, and cannot be flexibly adjusted according to actual use conditions, so that the conventional draw bar device can climb stairs, and the overall space structure of the conventional draw bar device cannot meet the ideal requirements of people when the conventional draw bar device is stored, so that the draw bar device with the draw bar retractable in the draw bar base is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a pull rod is scalable in pull rod base's pull rod device solves the problem that provides among the background art.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
the utility model relates to a pull rod is scalable in pull rod base's pull rod device, including loading board and link and flexible pull rod, be provided with the connecting seat on two angles of loading board upper surface one side respectively, the connecting seat upper surface is provided with the draw-in groove, it has the link to articulate in the connecting seat, the link is "U" shape columnar structure, link both ends week side is provided with the bearing, the bearing inner race is provided with the support frame, it has pulley yoke to articulate on the support frame, pulley yoke is "Y" shape structure, be provided with a plurality of auxiliary wheels on the pulley yoke, a support frame side is provided with the fixed orifices, be provided with the elasticity rope in the fixed orifices, elasticity rope free end and loading board fixed connection, link week side is provided with the connecting piece, connecting piece week side is provided with the buckle board, a buckle board surface is provided with the buckle groove, be provided with flexible pull rod on the connecting piece, flexible pull rod comprises two flexible pipes and U type pull rod.
Further, loading board upper surface one side is provided with the card strip, card strip upper surface articulates there is the buckle, a loading board side is provided with the bandage hole, the downthehole fixing bandage that is provided with of bandage, the loading board lower surface is provided with the universal wheel.
Furthermore, the shape and the size of the buckle groove are matched with the buckle, and the buckle groove and the buckle are clamped and matched, so that the flexible switching of folding and opening of the pull rod device is facilitated.
Furthermore, the shape and the size of the clamping groove are matched with the support frame, the clamping groove is matched with the support frame in a clamping mode, the state of the pull rod device can be flexibly adjusted according to actual use conditions, and therefore the pull rod device can move on the flat ground and can climb stairs.
Furthermore, a plurality of limiting holes are formed in the peripheral side face of the telescopic pipe, grooves are formed in the peripheral side faces of two ends of the U-shaped pull rod, springs are arranged in the grooves, and limiting columns are arranged at one ends of the springs.
Furthermore, the shape and size of the limiting column are matched with the limiting hole, and the limiting column is clamped and matched with the limiting hole, so that flexible switching of extension or shortening of the pull rod device is facilitated.
The utility model discloses following beneficial effect has:
the utility model is clamped and matched with the supporting frame, so that the state of the pull rod device can be flexibly adjusted according to the actual use condition, and the pull rod device can move on the flat ground and climb stairs; the buckle groove and the buckle are clamped and matched, so that the flexible switching of folding and opening of the pull rod device is conveniently met; the limit column is clamped and matched with the limit hole, so that the flexible switching of extension or shortening of the pull rod device is facilitated.
Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of an overall structure of a drawbar arrangement having a drawbar extending from a drawbar base;
FIG. 2 is a front view of a drawbar arrangement having a drawbar extending from a drawbar base;
FIG. 3 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 2;
fig. 4 is an enlarged view of a portion B of fig. 3.
In the drawings, the components represented by the respective reference numerals are listed below:
1-bearing plate, 2-connecting frame, 3-telescopic pull rod, 101-connecting seat, 1011-clamping groove, 102-clamping strip, 1021-buckle, 1022-tie-hole, 103-universal wheel, 201-bearing, 2011-supporting frame, 2012-pulley frame, 2013-auxiliary wheel, 2014-fixing hole, 2015-elastic rope, 202-connecting piece, 2021-buckle plate, 2022-buckle groove, 301-telescopic pipe, 302-U-shaped pull rod, 3011-limiting hole, 3021-groove, 3022-spring and 3023-limiting column.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "middle", "outer", "inner", and the like, indicate positional or positional relationships, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Please refer to fig. 1-4, the utility model relates to a telescopic pull rod device of pull rod in pull rod base, including loading board 1, and link 2 and telescopic pull rod 3, be provided with connecting seat 101 on two angles of loading board 1 upper surface one side respectively, connecting seat 101 upper surface is provided with draw-in groove 1011, it has link 2 to articulate in the connecting seat 101, link 2 is "U" shape columnar structure, link 2 both ends week side is provided with bearing 201, bearing 201 outer lane is provided with support frame 2011, it has pulley yoke 2012 to articulate on the support frame 2011, pulley yoke 2012 is "Y" shape structure, be provided with a plurality of auxiliary wheels 2013 on the pulley yoke 2012, a support frame 2011 side is provided with fixed orifices 2014, be provided with elasticity rope 2015 in the fixed orifices 2014, elasticity rope 2015 free end and loading board 1 fixed connection, link 2 week side is provided with connecting piece 202, connecting piece 202 week side is provided with buckle plate 2021, buckle plate 2021 one surface is provided with buckle groove 2022, be provided with telescopic pull rod 3 on connecting piece 202, telescopic pull rod 3 comprises two flexible pipes 301 and U type pull rod 302.
Wherein, loading board 1 upper surface one side is provided with card strip 102, and card strip 102 upper surface articulates there is buckle 1021, and 1 side of loading board is provided with bandage hole 1022, is provided with fixed bandage in bandage hole 1022, and 1 lower surface of loading board is provided with universal wheel 103.
The shape and size of the fastening groove 2022 are adapted to the fastener 1021, and the fastening groove 2022 and the fastener 1021 are fastened and matched, so that the flexible switching between folding and unfolding of the pull rod device is facilitated.
Wherein, the shape and the size of draw-in groove 1011 all suit with support frame 2011, clamp the cooperation between draw-in groove 1011 and the support frame 2011, are convenient for adjust the state of pull rod device in a flexible way according to the actual use condition, make it both can move on the level land, can climb stair again.
Wherein, the peripheral side of the extension tube 301 is provided with a plurality of limit holes 3011, the peripheral side of both ends of the U-shaped pull rod 302 is provided with a groove 3021, a spring 3022 is arranged in the groove 3021, one end of the spring 3022 is provided with a limit post 3023, the shape and size of the limit post 3023 are adapted to the limit hole 3011, and the limit post 3023 is matched with the limit hole 3011 in a clamping manner, so as to meet the flexible switching of extension or shortening of the pull rod device.
Referring to fig. 1 to 4, the present embodiment is a method for using a pull rod device with a pull rod retractable on a pull rod base, comprising: during the use, rotatory buckle 1021 extracts buckle groove 2022 with card strip 102, then open loading board 1, open the in-process as loading board 1, pull open support frame 2011 to both sides, make draw-in groove 1011 on the connecting seat 101 with the support frame 2011 card, make it fixed, then place the article that need the transportation on loading board 1, then pass the bandage through bandage hole 1022, fix the article on loading board 1, then press spacing post 3023 and pull out suitable length with U type pull rod 302, then hold the pull handle on the U type pull rod 302 and remove it to suitable position, after the use is accomplished, fold loading board 1 upwards, support frame 2011 receives the pulling force inward folding of elastic rope 2015, draw-in groove 1011 ground connection this moment, can be with the vertical placement of draw bar device, reduce the occupation of land space.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (6)
1. The utility model provides a pull rod is scalable in pull rod base's pull rod device, includes loading board (1), and link (2) and flexible pull rod (3), its characterized in that: bearing board (1) upper surface one side is provided with connecting seat (101) on two angles respectively, connecting seat (101) upper surface is provided with draw-in groove (1011), articulated in connecting seat (101) have link (2), link (2) are "U" shape column structure, link (2) both ends week side is provided with bearing (201), bearing (201) outer lane is provided with support frame (2011), it has pulley yoke (2012) to articulate on support frame (2011), pulley yoke (2012) is "Y" shape structure, be provided with a plurality of auxiliary wheels (2013) on pulley yoke (2012), support frame (2011) one side is provided with fixed orifices (2014), be provided with elasticity rope (2015) in fixed orifices (2014), elasticity rope (2015) free end and bearing board (1) fixed connection, link (2) week side is provided with connecting piece (202), connecting piece (202) side is provided with buckle board (2021), buckle board (2021) a buckle surface is provided with a groove (2022), connecting piece (2021) side is provided with telescopic pull rod (3) on connecting piece (202), telescopic pull rod (301) and pull rod (301) are constituteed in U week side.
2. The pull rod device with the telescopic pull rod on the pull rod base as claimed in claim 1 is characterized in that a clamping strip (102) is arranged on one side of the upper surface of the bearing plate (1), a buckle (1021) is hinged to the upper surface of the clamping strip (102), a strap hole (1022) is arranged on one side surface of the bearing plate (1), a fixing strap is arranged in the strap hole (1022), and a universal wheel (103) is arranged on the lower surface of the bearing plate (1).
3. The draw bar device with the draw bar retractable on the draw bar base according to claim 2, wherein the shape and size of the buckle groove (2022) are adapted to the buckle (1021), and the buckle groove (2022) and the buckle (1021) are in clamping fit.
4. The pull rod device with the telescopic pull rod on the pull rod base as claimed in claim 1, wherein the shape and size of the slot (1011) are both adapted to the support frame (2011), and the slot (1011) and the support frame (2011) are in clamping fit.
5. The pull rod device with the telescopic pull rod base as claimed in claim 1, wherein a plurality of limiting holes (3011) are formed in the peripheral side of the telescopic pipe (301), grooves (3021) are formed in the peripheral side of each of two ends of the U-shaped pull rod (302), a spring (3022) is arranged in each groove (3021), and a limiting column (3023) is arranged at one end of each spring (3022).
6. The pull rod device with the pull rod retractable on the pull rod base as claimed in claim 5, wherein the shape and size of the limiting column (3023) are adapted to the limiting hole (3011), and the limiting column (3023) is in clamping fit with the limiting hole (3011).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221936552.XU CN217804875U (en) | 2022-07-26 | 2022-07-26 | Pull rod device with telescopic pull rod on pull rod base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221936552.XU CN217804875U (en) | 2022-07-26 | 2022-07-26 | Pull rod device with telescopic pull rod on pull rod base |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217804875U true CN217804875U (en) | 2022-11-15 |
Family
ID=83969157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221936552.XU Active CN217804875U (en) | 2022-07-26 | 2022-07-26 | Pull rod device with telescopic pull rod on pull rod base |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217804875U (en) |
-
2022
- 2022-07-26 CN CN202221936552.XU patent/CN217804875U/en active Active
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