CN104791584A - Height adjustable rack wheel - Google Patents
Height adjustable rack wheel Download PDFInfo
- Publication number
- CN104791584A CN104791584A CN201510186243.3A CN201510186243A CN104791584A CN 104791584 A CN104791584 A CN 104791584A CN 201510186243 A CN201510186243 A CN 201510186243A CN 104791584 A CN104791584 A CN 104791584A
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- CN
- China
- Prior art keywords
- frame
- screw rod
- roller
- height adjustable
- wheel
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- 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.)
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Abstract
The invention discloses a height adjustable rack wheel. The height adjustable rack wheel comprises a rack, a plurality of wheel bodies arranged on the lower portion of the rack, and a plurality of control mechanisms connected with the wheel bodies. The wheel bodies are correspondingly arranged on the rack. Each control mechanism comprises a screw rod, a hand wheel which is fixedly connected with the screw rod and a sliding block which is connected with the screw rod in a sleeving mode. The screw rods are vertically arranged on the rack and are movably connected with the rack, the sliding blocks are provided with threaded through holes matched with the screw rods, the ends of wheel shafts of the wheel bodies are hinged to the rack, and the middle parts of the wheel shafts of the wheel bodies are connected with the sliding blocks through connecting rods. According to the height adjustable rack wheel, the heights of the wheel bodies can be adjusted by rotating the hand wheels so that machines or equipment on the rack can be moved or height adjustment can be conducted, and therefore the height adjustable rack wheel has the advantages of being convenient to adjust and high in practicability.
Description
Technical field
The invention belongs to mechanical field, it relates to a kind of frame roller, is related specifically to a kind of Height Adjustable frame roller.
Background technique
In actual life, for the ease of the movement of machine, equipment etc., often all roller is provided with in the below of the frame of machine or equipment etc., this roller is generally multiple, and correspondence is located at the below of frame, by the support of roller, can to facilitate and labour-saving promotes whole machine or equipment, thus with user-friendly.
The Chinese invention patent being 201210426120.9 as the patent No. discloses a kind of movable lifting frame, belongs to field of mechanical technique.This movable lifting frame comprises universal wheels, bracket and leading screw; Wherein universal wheels is arranged on below bracket, and screw mandrel is arranged on bracket side.Although this movable lifting frame can by nut and leading screw bracket height, drive bracket to move by universal wheels, the height of universal wheels is also unadjustable, therefore there is and regulate inconvenient, universal wheels height to adjust and the shortcoming of poor practicability.
In addition, the patent No. is that 201110410400.6 Chinese invention patents disclose a kind of lifting type stretcher, comprise a body and folding footpost, lifting joint is provided with in the middle part of footpost, bottom is provided with Universal pulley, the two ends of described bed body are provided with handle and hi/local crank, and the side of bed body is provided with folding guardrail.Although this lifting type stretcher can regulate the height of landing, it still also exists the shortcoming regulating inconvenient and poor practicability.
Summary of the invention
The object of this invention is to provide a kind of easy to adjust, practical and Height Adjustable frame roller.
According to an aspect of the present invention, provide a kind of Height Adjustable frame roller, comprise frame, the multiple control mechanisms be located at the multiple roller below frame and be connected with roller, described multiple pairs of rollers should be located in frame, described control mechanism comprises screw rod, the handwheel be fixedly linked with screw rod and the slide block be socketed with screw rod, described screw rod is vertically located in frame, and be flexibly connected with frame, described slide block offers the tapped through hole matched with screw rod, end and the frame of the roller shaft of described roller are hinged, middle part is connected with slide block by connecting rod.
Wherein, in above-mentioned a kind of Height Adjustable frame roller, one end and the roller shaft of described connecting rod are hinged, the other end and slide block hinged.
Wherein, in above-mentioned a kind of Height Adjustable frame roller, one end of described connecting rod and roller shaft offer the first corresponding jack, is provided with the first latch in described first jack, it is hinged that described connecting rod and roller shaft pass through the first latch.
Wherein, in above-mentioned a kind of Height Adjustable frame roller, the other end of described connecting rod and slide block offer the second corresponding jack, is provided with the second latch in described second jack, it is hinged that described connecting rod and slide block pass through the second latch.
Wherein, in above-mentioned a kind of Height Adjustable frame roller, the end at the two ends of described screw rod is equipped with bearing pin, described frame offers the axis hole matched with bearing pin.
Wherein, in above-mentioned a kind of Height Adjustable frame roller, described screw rod and handwheel offer corresponding attachment hole, and be provided with connecting pin in described attachment hole, described screw rod and handwheel are fixedly linked by connecting pin.
Wherein, in above-mentioned a kind of Height Adjustable frame roller, the quantity of described roller is four, and described four rolling is located on four angles of frame respectively.
The invention has the beneficial effects as follows: by the end of the roller shaft by roller and frame hinged, middle part is connected with slide block by connecting rod, simultaneously by rotating handwheel, just can realize allowing slide block move along screw rod in the vertical direction, thus pull roller shaft around gantry rotation, the height adjusting roller can be realized thus, to move the machine in frame or equipment, or carry out the adjustment of height, therefore the present invention has easy to adjust and practical advantage.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of roller in the present invention;
Fig. 3 is the exploded view of roller in Fig. 2.
Wherein:
1 is frame; 11 is axis hole; 2 is roller; 21 is roller shaft; 3 is screw rod; 31 is bearing pin; 4 is handwheel; 5 is slide block; 51 is tapped through hole; 6 is connecting rod; 71 is the first jack; 72 is the first latch, and 81 is the second jack; 82 is the second latch; 91 is attachment hole; 92 is connecting pin.
Embodiment
For making the object, technical solutions and advantages of the present invention clearly understand, below in conjunction with embodiment also with reference to accompanying drawing, the present invention is described in more detail.Should be appreciated that, these describe just exemplary, and do not really want to limit the scope of the invention.In addition, in the following description, the description to known features and technology is eliminated, to avoid unnecessarily obscuring concept of the present invention.
Embodiment one:
As shown in Figure 1 to Figure 3: a kind of Height Adjustable frame roller, the multiple control mechanisms comprising frame 1, be located at the multiple rollers 2 below frame 1 and be connected with roller 2, described multiple rollers 2 correspondence is located in frame 1, in particular, the quantity of described roller 2 is four, and described four rolling 2 is located on four angles of frame 1 respectively, thus can moving frame 1 or regulate frame 1 apart from the height on ground more easily.
The handwheel 4 that this control mechanism comprises screw rod 3, be fixedly linked with screw rod 3 and the slide block 5 be socketed with screw rod 3, described screw rod 3 is vertically located in frame 1, the end at the two ends of described screw rod 3 is equipped with bearing pin 31, described frame 1 offers the axis hole 11 matched with bearing pin 31, i.e. screw rod 3 and being flexibly connected with frame 1, and screw rod 3 can rotate centered by its axis.Described screw rod 3 and handwheel 4 offer corresponding attachment hole 91, is provided with connecting pin 92 in described attachment hole 91, described screw rod 3 is fixedly linked by connecting pin 92 with handwheel 4, namely just can realize controlling screw rod 3 by rotation handwheel 4 and rotate.Described slide block 5 offers the tapped through hole 51 matched with screw rod 3, and slide block 5 is sheathed on screw rod 3, therefore when screw rod 3 rotates, slide block 5 can slide along screw rod 3, also i.e. in the vertical direction motion.
End and the frame 1 of the roller shaft 21 of roller 2 are hinged, namely roller shaft 21 can rotate around frame 1 in the vertical direction, the middle part of roller shaft 21 is connected with slide block 5 by connecting rod 6, when being controlled the motion of slide block 5 in the vertical direction by handwheel 4, slide block 5 can pull roller shaft 21 to rotate around frame 1 by connecting rod 6, thus make the height of the roller 2 be located on roller shaft 21 can along with changing, therefore the present invention has easy to adjust, practical and Height Adjustable advantage.
In order to ensure that connecting rod 6 connects practicability and the reliability of roller shaft 21 and slide block 5, one end and the roller shaft 21 of described connecting rod 6 are hinged, the other end and slide block 5 hinged, in particular, one end of described connecting rod 6 and roller shaft 21 offer the first corresponding jack 71, be provided with the first latch 72 in described first jack 71, described connecting rod 6 is hinged by the first latch 72 with roller shaft 21; The other end of described connecting rod 6 and slide block 5 offer the second corresponding jack 81, is provided with the second latch 82 in described second jack 81, it is hinged that described connecting rod 6 and slide block 5 pass through the second latch 82.
Embodiment two:
In the present embodiment, identical all with above-described embodiment one of the structure of frame 1, axis hole 11, roller 2, roller shaft 21, screw rod 3, bearing pin 31, handwheel 4, slide block 5, tapped through hole 51, connecting rod 6, first jack 71, first latch 72, second jack 81 and the second latch 82, it has above-mentioned technique effect equally.
With above-described embodiment one unlike, in the present embodiment, the quantity of roller 2 is three, and three roller 2 belows being distributed in frame 1 triangular in shape, design it thus can realize equally moving the machine in frame 1 or equipment, or carry out the adjustment of height.Certainly in not inventing, the quantity of roller 2 is not limited to three or four, meets it for multiple, and is enough to support frame 1 stably.
In addition, in the present embodiment, screw rod 3 and handwheel 4 adopt the mode of welding to be fixed together, and it can reach the technique effect nearly arrived in above-described embodiment one equally.
Should be understood that, above-mentioned embodiment of the present invention only for exemplary illustration or explain principle of the present invention, and is not construed as limiting the invention.Therefore, any amendment made when without departing from the spirit and scope of the present invention, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.In addition, claims of the present invention be intended to contain fall into claims scope and border or this scope and border equivalents in whole change and modification.
Claims (7)
1. a Height Adjustable frame roller, it is characterized in that, comprise frame (1), the multiple rollers (2) being located at frame (1) below and the multiple control mechanisms be connected with roller (2), described multiple rollers (2) correspondence is located in frame (1), described control mechanism comprises screw rod (3), the handwheel (4) be fixedly linked with screw rod (3) and the slide block (5) be socketed with screw rod (3), described screw rod (3) is vertically located in frame (1), and be flexibly connected with frame (1), described slide block (5) offers the tapped through hole (51) matched with screw rod (3), end and the frame (1) of the roller shaft (21) of described roller (2) are hinged, middle part is connected with slide block (5) by connecting rod (6).
2. a kind of Height Adjustable frame roller according to claim 1, is characterized in that, one end and the roller shaft (21) of described connecting rod (6) are hinged, the other end and slide block (5) hinged.
3. a kind of Height Adjustable frame roller according to claim 2, it is characterized in that, one end of described connecting rod (6) and roller shaft (21) offer corresponding the first jack (71), be provided with the first latch (72) in described first jack (71), described connecting rod (6) is hinged by the first latch (72) with roller shaft (21).
4. a kind of Height Adjustable frame roller according to claim 2, it is characterized in that, the other end of described connecting rod (6) and slide block (5) offer corresponding the second jack (81), be provided with the second latch (82) in described second jack (81), described connecting rod (6) and slide block (5) hinged by the second latch (82).
5. a kind of Height Adjustable frame roller according to claim 1, it is characterized in that, the end at the two ends of described screw rod (3) is equipped with bearing pin (31), described frame (1) offers the axis hole (11) matched with bearing pin (31).
6. a kind of Height Adjustable frame roller according to claim 5, it is characterized in that, described screw rod (3) and handwheel (4) offer corresponding attachment hole (91), be provided with connecting pin (92) in described attachment hole (91), described screw rod (3) and handwheel (4) are fixedly linked by connecting pin (92).
7. a kind of Height Adjustable frame roller according to any one of claim 1 ~ 6, it is characterized in that, the quantity of described roller (2) is four, and described four rolling (2) is located on four angles of frame (1) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510186243.3A CN104791584A (en) | 2015-04-17 | 2015-04-17 | Height adjustable rack wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510186243.3A CN104791584A (en) | 2015-04-17 | 2015-04-17 | Height adjustable rack wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104791584A true CN104791584A (en) | 2015-07-22 |
Family
ID=53556623
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510186243.3A Pending CN104791584A (en) | 2015-04-17 | 2015-04-17 | Height adjustable rack wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104791584A (en) |
-
2015
- 2015-04-17 CN CN201510186243.3A patent/CN104791584A/en active Pending
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150722 |