CN218999934U - Lifter and lifting bed - Google Patents
Lifter and lifting bed Download PDFInfo
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- CN218999934U CN218999934U CN202223500110.3U CN202223500110U CN218999934U CN 218999934 U CN218999934 U CN 218999934U CN 202223500110 U CN202223500110 U CN 202223500110U CN 218999934 U CN218999934 U CN 218999934U
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- connecting rod
- hinged
- rocker
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- rocker arm
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Abstract
The utility model provides a lifter and a lifting bed, which relate to the technical field of household beds and comprise a connecting rod lifting mechanism and a fixed plate, wherein the connecting rod lifting mechanism comprises a parallel connecting rod, the parallel connecting rod is hinged with one end of a supporting connecting rod, the other end of the supporting connecting rod is hinged with the fixed plate, the parallel connecting rod is hinged with one end of a first rocker arm connecting rod, the other end of the first rocker arm connecting rod is hinged with one end of a second rocker arm connecting rod, the other end of the second rocker arm connecting rod is hinged with one end of a third rocker arm connecting rod, and the other end of the third rocker arm connecting rod is hinged with the fixed plate. The folding bed frame has the advantages that when the connecting rod lifting mechanism is folded, the locating plate plays a role in locating and supporting the hinged position of the third rocker connecting rod and the second rocker connecting rod, and the first rocker connecting rod and the second rocker connecting rod form an obtuse angle to play a role in supporting and shrinking the bed frame, so that the folding bed frame is more flexible and more convenient to fold.
Description
Technical Field
The utility model relates to the technical field of household beds, in particular to a lifter and a lifting bed.
Background
In order to fully utilize the space at the lower part of the bed body to store objects, the use function of the bed is expanded, the bed frame or the bed board is required to realize the lifting and falling functions, and the liftable bed frame produced in the market is mainly divided into an electric lifting bed frame and a bed frame lifted by an elastic lifter.
In the prior art, the technical proposal of Chinese patent literature (patent number: CN110301779A, patent name: a lifting bed) discloses that' two groups of lifting devices for the lifting bed are arranged on two sides of the bed body respectively; an anti-shake mechanism is arranged between the two groups of lifting devices for lifting beds; at least one bearing mechanism is arranged below the fixed plate, and the bottom end of the bearing mechanism is supported on the ground. By arranging the anti-shake mechanism between the two groups of lifters, the stability between the two lifters is improved, and the bed frame can not shake in the parallel lifting process.
As a result, the first rocker link is not flexible enough to collapse when viewed from the specification and drawings of the patent document.
Disclosure of Invention
The utility model overcomes the defects in the prior art, and provides the lifter and the lifting bed, which can overcome the defects in the prior art in the background art.
In order to solve the technical problems, the utility model is realized by the following technical scheme:
the utility model provides a lifter, includes connecting rod lifting mechanism and fixed plate, connecting rod lifting mechanism includes parallel connecting rod, parallel connecting rod is articulated with the one end of supporting the connecting rod, the other end of supporting the connecting rod with the fixed plate is articulated, parallel connecting rod is articulated with the one end of first rocking arm connecting rod, the other end of first rocking arm connecting rod is articulated with the one end of second rocking arm connecting rod, the other end of second rocking arm connecting rod with the one end of third rocking arm connecting rod is articulated, the other end of third rocking arm connecting rod with the fixed plate is articulated.
Still further, include double-end gas spring, double-end gas spring includes the cylinder and connects the piston rod in the cylinder both sides, one side the piston rod with the fixed plate articulates, the opposite side the piston rod with parallel connecting rod articulates.
Further, a positioning plate is arranged at the end part of the fixing plate, and the positioning plate corresponds to the end part of the third rocker arm connecting rod.
Further, the number of the connecting rod lifting mechanisms is two; a cross rod is connected between the two parallel connecting rods.
Still further, the fixed plate is provided with spacing post, spacing post is located the medial surface of fixed plate.
Further, the fixed plate is connected with supporting feet.
A lifting bed comprising a lift as claimed in any one of the preceding claims.
Further, one end of the cross rod is welded on a third rocker arm connecting rod of the connecting rod lifting mechanism, and the other end of the cross rod is welded on a third rocker arm connecting rod of another connecting rod lifting mechanism.
Further, the fixed plate is fixedly arranged on the bed body, and a bed frame is arranged above the parallel connecting rod
Compared with the prior art, the utility model has the beneficial effects that:
when the connecting rod lifting mechanism contracts, the piston rod of the double-head gas spring extends out by lifting one end of the bedstead, the first rocker connecting rod moves downwards to form a reverse obtuse angle with the parallel connecting rod, the first rocker connecting rod and the second rocker connecting rod form an obtuse angle to support the bed frame, the hinged part of the third rocker connecting rod and the second rocker connecting rod falls onto the positioning plate, the parallel connecting rod is put down to enable the piston rod of the double-head gas spring and the pressure tube to retract to achieve the folding effect, and the folding device is more flexible and convenient to fold during contraction.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, in which:
FIG. 1 is a general view of a lift;
FIG. 2 is a schematic view of a lift up condition;
FIG. 3 is a schematic view showing a state in which the lift is tilted up;
FIG. 4 is a schematic view of a folded state of the lift;
FIG. 5 is a schematic view of the lifting bed and lift in a raised condition;
FIG. 6 is a general view of another embodiment of a lift.
In the figure: the lifting device comprises a 1-connecting rod lifting mechanism, 101-parallel connecting rods, 102-first rocker connecting rods, 103-supporting connecting rods, 104-second rocker connecting rods, 105-third rocker connecting rods, 2-fixing plates, 3-double-head gas springs, 301-cylinder barrels, 302-piston rods, 4-positioning plates, 5-bed bodies, 6-bed frames, 7-cross rods, 8-limiting columns and 9-supporting feet.
Detailed Description
The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.
Example 1
As shown in fig. 1 to 4, a lifter comprises a link lifting mechanism 1 and a fixed plate 2, wherein the link lifting mechanism 1 comprises a parallel link 101, the parallel link 101 is hinged with one end of a supporting link 103, the other end of the supporting link 103 is hinged with the fixed plate 2, the parallel link 101 is hinged with one end of a first rocker link 102, the other end of the first rocker link 102 is hinged with one end of a second rocker link 104, the other end of the second rocker link 104 is hinged with one end of a third rocker link 105, the other end of the third rocker link 105 is hinged with the fixed plate 2, the first rocker link 102 and the second rocker link 104 enable contraction to be more flexible, the lifter comprises a double-end gas spring 3, the double-end gas spring 3 comprises a cylinder 301 and piston rods 302 connected to two sides of the cylinder 301, one side piston rod 302 is hinged with the fixed plate 2, and the other side piston rod 302 is hinged with the parallel link 101; the double-headed air spring 3 is a part capable of realizing functions of supporting, buffering, braking, height adjustment, angle adjustment and the like.
The end part of the fixed plate 2 is provided with a positioning plate 4, the positioning plate 4 plays a role in positioning and supporting, the positioning plate 4 corresponds to the end part of the third rocker connecting rod 105, and the hinge part of the third rocker connecting rod 105 and the second rocker connecting rod 104 plays a role in positioning and supporting when the connecting rod lifting mechanism 1 is folded; the parallel connecting rod 101, the first rocker connecting rod 102, the supporting connecting rod 103, the second rocker connecting rod 104 and the third rocker connecting rod 105 are arranged on the inner side surface of the fixed plate 2, the positioning plate 4 is also arranged on the inner side surface of the fixed plate 2 in a protruding mode, and the positioning plate 4 has the functions of limiting and supporting the hinge joint of the third rocker connecting rod 105 and the second rocker connecting rod 104, so that further downward rotation is avoided; the fixed plate 2 is provided with spacing post 8, and spacing post 8 is located the medial surface of fixed plate 2, avoids connecting rod elevating system 1 to excessively expand.
A lifting bed comprising a lifting device according to any one of the preceding claims, the lifting device having lifting and folding functions.
Example two
As shown in fig. 1 to 5, this embodiment is an improvement on the basis of the first embodiment, and the improvement of this embodiment is that: the number of the connecting rod lifting mechanisms 1 is two; a cross rod 7 is connected between the two parallel connecting rods 101, one end of the cross rod 7 is welded on a third rocker connecting rod 105 of the connecting rod lifting mechanism 1, the other end of the cross rod 7 is welded on a third rocker connecting rod 105 of another connecting rod lifting mechanism 1, so that the two connecting rod lifting mechanisms 1 are synchronous, the fixed plate 2 is fixedly arranged on the bed body 5, and a bed frame 6 is arranged above the parallel connecting rods 101.
As shown in fig. 3, when the link lifting mechanism 1 is unfolded, one end of the parallel link 101 is lifted to extend the piston rods 302 on both sides of the double-ended gas spring 3, the first rocker link 102 forms an obtuse angle with the parallel link 101, so that the lift is in a state of inclined lifting, and at this time, the weight of the parallel link 101 is mainly supported by the piston rod 302 under the double-ended gas spring 3; when the front end of the handheld parallel link 101 is pulled forward to the state shown in fig. 2, the first rocker link 102 is lifted up to enable the second rocker link 104 to drive the third rocker link 105 to be lifted up, so that the parallel link 101 is in a state parallel to the fixed plate 2, at the moment, the angle between the straight line where the piston rods 302 on both sides of the double-ended gas spring 3 are positioned after being unfolded and the fixed plate 2 is an obtuse angle, so that the parallel link 101 is limited and kept, and cannot turn back by itself.
When the connecting rod lifting mechanism 1 contracts, one end of the bedstead 6 is lifted to enable the piston rod 302 of the double-end gas spring 3 to extend, the first rocker connecting rod 102 moves downwards to form an opposite obtuse angle with the parallel connecting rod 101, the first rocker connecting rod 102 and the second rocker connecting rod 104 form an obtuse angle to support the bedstead 6, then the hinged position of the third rocker connecting rod 105 and the second rocker connecting rod 104 falls onto the positioning plate 4, and the parallel connecting rod 101 is put down to enable the piston rod 302 of the double-end gas spring 3 and the pressure pipe to retract to achieve a folding effect.
As shown in fig. 6, the only difference between this embodiment is that the fixing plate 2 is connected with supporting legs 9, the lower ends of the supporting legs 9 are extended to the ground, and the stability can be enhanced due to the support of the supporting legs 9 when the lift is mounted to the bed 5.
Finally, it should be noted that: although the present utility model has been described in detail with reference to the embodiments, it should be understood that the utility model is not limited to the preferred embodiments, but is capable of modification and equivalents to some of the features described in the foregoing embodiments, but is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (9)
1. The lifter is characterized by comprising a connecting rod lifting mechanism and a fixed plate, wherein the connecting rod lifting mechanism comprises a parallel connecting rod, the parallel connecting rod is hinged with one end of a supporting connecting rod, the other end of the supporting connecting rod is hinged with the fixed plate, the parallel connecting rod is hinged with one end of a first rocker arm connecting rod, the other end of the first rocker arm connecting rod is hinged with one end of a second rocker arm connecting rod, the other end of the second rocker arm connecting rod is hinged with one end of a third rocker arm connecting rod, and the other end of the third rocker arm connecting rod is hinged with the fixed plate.
2. A lifter according to claim 1, comprising a double-ended gas spring comprising a cylinder and piston rods connected to both sides of the cylinder, one side of the piston rods being hinged to the fixed plate and the other side of the piston rods being hinged to the parallel links.
3. A lifter according to claim 1, characterized in that the end of the fixing plate is provided with a locating plate, which corresponds to the end of the third rocker link.
4. A lifter according to claim 1, wherein the number of link lifting mechanisms is two; a cross rod is connected between the two parallel connecting rods.
5. A lifter according to claim 4, wherein the fixing plate is provided with a limit post, the limit post being located on the inner side of the fixing plate.
6. A lifter according to claim 4, wherein the fixing plate is connected with supporting feet.
7. A lifting bed comprising a lift as claimed in any one of claims 4 to 6.
8. A lifting bed according to claim 7, wherein one end of the cross bar is welded to a third rocker link of the link lifting mechanism and the other end of the cross bar is welded to a third rocker link of another link lifting mechanism.
9. The lifting bed according to claim 7, wherein the fixing plate is fixedly arranged on the bed body, and a bed frame is arranged above the parallel connecting rods.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223500110.3U CN218999934U (en) | 2022-12-27 | 2022-12-27 | Lifter and lifting bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223500110.3U CN218999934U (en) | 2022-12-27 | 2022-12-27 | Lifter and lifting bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218999934U true CN218999934U (en) | 2023-05-12 |
Family
ID=86238961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223500110.3U Active CN218999934U (en) | 2022-12-27 | 2022-12-27 | Lifter and lifting bed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218999934U (en) |
-
2022
- 2022-12-27 CN CN202223500110.3U patent/CN218999934U/en active Active
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