CN220415378U - Landing leg device for adjusting trolley height - Google Patents
Landing leg device for adjusting trolley height Download PDFInfo
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- CN220415378U CN220415378U CN202321922973.1U CN202321922973U CN220415378U CN 220415378 U CN220415378 U CN 220415378U CN 202321922973 U CN202321922973 U CN 202321922973U CN 220415378 U CN220415378 U CN 220415378U
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- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 239000002131 composite material Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of trolley structure assembly, and discloses a supporting leg device for adjusting the trolley height, which comprises a bearing plate, wherein the left side and the right side of the bottom surface of the bearing plate are fixedly provided with a sleeve shell, the inner wall of the sleeve shell is rotationally connected with a threaded column, the outer surface of the threaded column is sleeved with an upper layering plate and a lower layering plate, the left side and the right side of the bottom surface of the two layering plates are fixedly provided with the sleeve shell in the same vertical line, the top surface of the layering plates is fixedly provided with a bottom frame, the top of the bottom frame is provided with a sliding groove, the inner wall of the sliding groove is slidably provided with a relative pulley, the inner wall of the bottom frame is fixedly provided with a push plate, the bottom of the layering plate is fixedly provided with a push plate, and the opposite surfaces of the two push plates are rotationally provided with four supporting rods. According to the landing leg device for adjusting the height of the trolley, the supporting rods are opened and closed by sliding the relative pulleys in the inner cavity of the sliding groove, so that the supporting plates are pushed by the push plates, and the labor-saving effect of adjusting the height is achieved.
Description
Technical Field
The utility model relates to the technical field of trolley structure assembly, in particular to a supporting leg device for adjusting the height of a trolley.
Background
The utility model provides a platform truck, full scale lining cutting platform truck, mainly used tunnel, drainage hole and secondary lining cutting concrete placement use, the platform truck divide into two kinds of structures again and is another kind of needle beam type, and the platform truck mainly comprises portal frame and template, and the main bearing of portal frame, template are according to tunnel shape design, and it has the advantage of automatic walking, hydraulic pressure automatic positioning drawing of patterns (can realize, from top to bottom, left and right movement).
The landing leg of most of the current trolleys adopts a common supporting rod structure, the supporting is not firm enough, the supporting is easy to collapse after long supporting time, the gap is formed by concrete pouring, the concrete structure is not stable enough, and potential safety hazards are easy to cause, so a landing leg device for adjusting the height of the trolley is provided.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides the supporting leg device for adjusting the height of the trolley, which has the advantages of stable threaded support and the like, and solves the problem that the pouring of the trolley is unstable in gap.
(II) technical scheme
In order to achieve the purpose of stabilizing the thread support, the utility model provides the following technical scheme: the supporting leg device for adjusting the height of the trolley comprises a bearing plate, the left side and the right side of the bottom surface of the bearing plate are fixedly provided with a casing, the inner wall of the casing is rotationally connected with a threaded column, the outer surface of the threaded column is sleeved with an upper layering plate and a lower layering plate, the left side and the right side of the bottom surface of the layering plate are fixedly provided with the casing in the same vertical line, the top surface of the layering plate is fixedly provided with a bottom frame, the top of the bottom frame is provided with a sliding groove, the inner wall of the sliding groove is slidably provided with a relative pulley, the inner wall of the bottom frame is fixedly provided with a push plate, the bottom of the layering plate is fixedly provided with a push plate, two push plate opposite faces are rotationally provided with four supporting rods, and one ends, far away from the push plate, of the four supporting rods are rotationally arranged on the upper side and the lower side of the relative pulley in a two-phase manner.
As a preferable technical scheme of the utility model, the bearing plate is divided into an upper part and a lower part, four sloping plates fixedly arranged on the bottom surface of the bearing plate are arranged at four equally divided points of the outer wall of the casing, the inner wall of the casing is provided with a thread groove, and the size of the inner cavity is the same as that of the thread column, so that the transmission is convenient.
As a preferable technical scheme of the utility model, the left and right sides of the layering plate are fixedly provided with side baffles, the two ends of the side baffles are provided with buffer layers, the left and right ends of the bottom surface of the upper bearing plate are fixedly provided with side baffles, and the left and right ends of the top surface of the lower bearing plate are fixedly provided with side baffles.
As a preferable technical scheme of the utility model, grooves are formed on opposite surfaces of two pushing plates, rotating shafts are fixedly arranged in the grooves, and the pushing plates are rotatably arranged on the outer surfaces of the rotating shafts.
As a preferable technical scheme of the utility model, the upper side and the lower side of the two laminated plates are provided with thread grooves at concentric circles of the two casings, and the thread grooves penetrate through the upper side and the lower side of the laminated plates.
As a preferable technical scheme of the utility model, the two threaded columns are provided with lower bearing plates through penetrating through the layered plates in a transmission way, the tops of the two threaded columns are fixedly provided with upper bearing plates, and the two bearing plates are made of steel.
As a preferable technical scheme of the utility model, the four supporting rods are divided into an upper symmetrical part and a lower symmetrical part, and the supporting rods at the lower part adopt small telescopic rods so as to facilitate the relative movement of the pulleys.
(III) beneficial effects
Compared with the prior art, the utility model provides the supporting leg device for adjusting the height of the trolley, which has the following beneficial effects:
1. this a landing leg device for adjusting platform truck height makes the cover shell rise or reduce and drives the loading board and come control platform truck height through rotating the screw thread post, because screw thread that screw thread post surface was provided with, the steady support of being convenient for makes it be difficult for the gliding, makes the platform truck possess stability, does benefit to pouring work.
2. According to the landing leg device for adjusting the height of the trolley, the supporting rods are opened and closed by sliding the relative pulleys in the inner cavity of the sliding groove, so that the supporting plates are pushed by the push plates, and the labor-saving effect of adjusting the height is achieved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of a partially enlarged structure of a chute and a strut according to the present utility model;
fig. 3 is a schematic diagram of a sleeving top view structure of the present utility model.
In the figure: 1. a carrying plate; 2. a threaded column; 3. a casing; 4. a laminated plate; 5. a push plate; 6. a chassis; 7. a chute; 8. an opposing pulley; 9. a support rod; 10. side baffles.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-3, a leg device for adjusting the height of a trolley comprises a bearing plate 1, wherein the left side and the right side of the bottom surface of the bearing plate 1 are fixedly provided with a sleeve shell 3, the inner wall of the sleeve shell 3 is rotationally connected with a threaded column 2, the outer surface of the threaded column 2 is sleeved with an upper layering plate and a lower layering plate 4, the left side and the right side of the bottom surface of the two layering plates 4 are fixedly provided with the sleeve shell 3 in the same vertical line, the top surface of the layering plates 4 is fixedly provided with a bottom frame 6, the top of the bottom frame 6 is provided with a sliding groove 7, the inner wall of the sliding groove 7 is slidingly provided with a relative pulley 8, the inner wall of the bottom frame 6 is fixedly provided with a push plate 5, the bottom of the layering plates 4 is fixedly provided with push plates 5, the opposite surfaces of the two push plates 5 are rotationally provided with four support rods 9, and one ends, far away from the push plates 5, of the four support rods 9 are rotationally arranged on the upper side and the lower side of the relative pulley 8 in a two-phase connection manner.
In this embodiment, the loading board 1 is divided into two upper and lower parts, four equally dividing points of the outer wall of the casing 3 are provided with four sloping boards fixedly installed on the bottom surface of the loading board 1, the inner wall of the casing 3 is provided with a thread groove, and the size of the inner cavity is the same as that of the thread column 2, so that the transmission is facilitated.
In this embodiment, the side baffles 10 are fixedly installed on the left and right sides of the layered board 4, buffer layers are respectively provided at the two ends of the side baffles 10, the side baffles 10 are fixedly installed at the left and right ends of the bottom surface of the upper bearing board 1, and the side baffles 10 are fixedly installed at the left and right ends of the top surface of the lower bearing board 1.
In this embodiment, the opposite surfaces of the two push plates 5 are provided with grooves, the grooves are fixedly provided with rotating shafts, and the push plates 5 are rotatably arranged on the outer surfaces of the rotating shafts.
In this embodiment, the upper and lower sides of the two layered plates 4 are located at concentric circles of the two sleeves 3 and are provided with thread grooves, and the thread grooves penetrate through the upper and lower sides of the layered plates 4.
The layering plate 4 is made of steel plates, is not easy to break, and plays a supporting role.
In this embodiment, the two threaded columns 2 are driven by the through-laminated plate 4 to install the lower bearing plate 1, the tops of the two threaded columns 2 are fixedly installed with the upper bearing plate 1, and both bearing plates 1 are made of steel.
In this embodiment, the four struts 9 are divided into two symmetrical parts, i.e. upper and lower, and the struts 9 in the lower part are small telescopic rods, so that the relative movement of the pulleys 8 is facilitated.
The working principle of the embodiment is as follows:
through the rotatory screw thread post 2 of electric control, with the cover shell 3 upward movement of switching at screw thread post surface, promote cover shell 3 top fixed mounting's layering board 4 or loading board 1, make relative pulley 8 drive branch 9 at spout 7 relative slip simultaneously to prop up the push pedal 5 that branch 9 top is connected, be convenient for laborsaving rising loading board 1 and layering board 4.
The beneficial effects of the embodiment are as follows:
through rotating screw thread post 2, make sleeve shell 3 rise or reduce and drive loading board 1 and come the control trolley height, owing to the screw thread that screw thread post 2 surface was provided with, be convenient for stabilize the support and make it be difficult for the gliding, make the trolley possess stability, do benefit to pouring work.
The supporting rod 9 is opened and closed by sliding the relative pulleys 8 in the inner cavity of the chute 7, so that the supporting plate 1 is pushed by the push plate 5, and the labor-saving effect of adjusting the height is achieved.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. Support leg device for adjusting trolley height, including loading board (1), its characterized in that: the utility model discloses a novel structure of a composite material bearing plate, including a base plate (6), a plurality of support rods (9), a plurality of sliding grooves (7), a plurality of push plates (5), a plurality of support rods (5), a plurality of sliding grooves (7), a plurality of sliding blocks (8), a plurality of push plates (5), a plurality of sliding blocks (5), a plurality of sliding grooves (7), a plurality of sliding blocks (6) and a plurality of sliding blocks (8), wherein the sliding blocks (3) are fixedly installed on the left side and the right side of the bottom of the base plate, the sliding blocks (3) are fixedly installed on the left side and the right side of the bottom of the base plate (1), the inner walls of the sliding blocks (3) are fixedly connected with threaded columns (2) in a rotating mode, the outer surfaces of the threaded columns (2) are sleeved with upper and lower two support rods (4), one ends of the four support rods (9), which are far away from the push plates (5), are rotatably installed on the upper side and the lower side of the corresponding sliding blocks (8) in a two-phase-by two-phase connection mode.
2. The leg device for adjusting the height of a trolley according to claim 1, wherein: the bearing plate (1) is divided into an upper part and a lower part, four equally dividing points of the outer wall of the casing (3) are provided with four inclined plates fixedly installed on the bottom surface of the bearing plate (1), the inner wall of the casing (3) is provided with a thread groove, and the size of the inner cavity of the casing is the same as that of the thread column (2), so that the transmission is facilitated.
3. The leg device for adjusting the height of the trolley according to claim 2, wherein: the left side and the right side of the layering plate (4) are fixedly provided with side baffles (10), the two ends of the side baffles (10) are provided with buffer layers, the left end and the right end of the bottom surface of the bearing plate (1) above the side baffles (10) are fixedly arranged, and the left end and the right end of the top surface of the bearing plate (1) below the side baffles (10) are fixedly arranged.
4. The leg device for adjusting the height of a trolley according to claim 1, wherein: the opposite surfaces of the two pushing plates (5) are provided with grooves, rotating shafts are fixedly arranged in the grooves, and the pushing plates (5) are rotatably arranged on the outer surfaces of the rotating shafts.
5. The leg device for adjusting the height of a trolley according to claim 1, wherein: screw thread grooves are formed in the concentric circles of the two casings (3) on the upper side and the lower side of the laminated plate (4), and penetrate through the upper side and the lower side of the laminated plate (4).
6. The leg device for adjusting the height of the trolley according to claim 2, wherein: the two threaded columns (2) are driven by the penetrating laminated plate (4) to be provided with the bearing plate (1) below, the tops of the two threaded columns (2) are fixedly provided with the bearing plate (1) above, and the two bearing plates (1) are made of steel.
7. The leg device for adjusting the height of the trolley according to claim 2, wherein: the four supporting rods (9) are divided into an upper symmetrical part and a lower symmetrical part, and the supporting rods (9) of the lower part adopt small telescopic rods so as to facilitate the relative movement of the pulleys (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321922973.1U CN220415378U (en) | 2023-07-20 | 2023-07-20 | Landing leg device for adjusting trolley height |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321922973.1U CN220415378U (en) | 2023-07-20 | 2023-07-20 | Landing leg device for adjusting trolley height |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220415378U true CN220415378U (en) | 2024-01-30 |
Family
ID=89657323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321922973.1U Active CN220415378U (en) | 2023-07-20 | 2023-07-20 | Landing leg device for adjusting trolley height |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220415378U (en) |
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2023
- 2023-07-20 CN CN202321922973.1U patent/CN220415378U/en active Active
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