CN220607893U - Waist support structure for electric bed - Google Patents
Waist support structure for electric bed Download PDFInfo
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- CN220607893U CN220607893U CN202322197361.7U CN202322197361U CN220607893U CN 220607893 U CN220607893 U CN 220607893U CN 202322197361 U CN202322197361 U CN 202322197361U CN 220607893 U CN220607893 U CN 220607893U
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- 230000007246 mechanism Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 201000010099 disease Diseases 0.000 description 1
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- 230000007774 longterm Effects 0.000 description 1
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Abstract
The utility model relates to a waist support structure for an electric bed, which comprises a waist support plate, wherein the waist support plate is arranged on a waist support base and is driven by a lifting assembly arranged on the waist support base to lift up and down; the lifting assembly comprises two lifting plates arranged on the waist support base, the bottom ends of the lifting plates are movably connected with the waist support base, the top ends of the lifting plates are movably connected with the waist support plate, the lifting plates are driven by the lifting motor to swing and drive the waist support plate to lift up and down, and the swinging directions of the two lifting plates are opposite. The utility model has the advantages that: to the lift of waist layer board, adopt the cooperation of two lifter plates of swing opposite direction to realize for the action of waist layer board oscilaltion is more stable, avoids the phenomenon that the skew, the slope appear in waist layer board, has guaranteed the comfortable of user's use.
Description
Technical Field
The utility model relates to the field of electric beds, in particular to a waist support structure for an electric bed.
Background
Along with the improvement of the living standard of people, the electric bed is widely applied; whereas a typical electric bed is generally of unitary design, i.e. a large bed frame has a number of mechanical and electrical components fixedly mounted therein which are connected by wires and cables. More and more people like to lie on a bed to watch a mobile phone, the life habit causes waist damage, and the waist of part of long-term physical laborers also has a certain degree of diseases. The prior art has almost no waist support, and a user needs an extra bolster to support the waist, so that the use is very inconvenient.
The patent CN211380466U discloses a waist support mechanism of an electric bed, which comprises a waist support plate, the left and right ends of the waist support plate are movably connected with lifting components, the lifting components are connected through a linkage plate, a motor is connected to one of the lifting components, the lifting components comprises a fixed seat, sliding grooves are formed in the left and right sides of the fixed seat, sliding rods are connected in the sliding grooves in a sliding manner, a first connecting piece is connected to the sliding rod row, the upper end of the first connecting piece is rotationally connected to the waist support plate, a second connecting piece is rotationally connected to the first connecting piece, and the lower end of the second connecting piece is rotationally connected to the fixed seat.
The waist support mechanism in the above-mentioned patent is to the oscilaltion of waist layer board, and the swing that adopts the connecting piece of waist layer board both sides adjusts the height of waist layer board, and the swing direction of two connecting pieces is the same, when using this kind of swing mode to realize the oscilaltion of waist layer board, makes the unstable phenomenon appear in waist layer board easily, can shift to one side, the slope, especially when the user lies on the waist layer board, can apply to the certain pressure of waist layer board, the phenomenon of waist layer board skew, slope is more easily triggered, influence the comfort level that the user used.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a waist support structure for an electric bed, which can realize stable lifting of a waist support plate.
In order to solve the technical problems, the technical scheme of the utility model is as follows: the utility model provides a waist holds in palm structure for electric bed which innovation point lies in: comprising
The waist support plate is arranged on the waist support base and is driven by a lifting assembly arranged on the waist support base to lift up and down;
the lifting assembly comprises two lifting plates arranged on the waist support base, the bottom ends of the lifting plates are movably connected with the waist support base, the top ends of the lifting plates are movably connected with the waist support plate, the lifting plates are driven by the lifting motor to swing and drive the waist support plate to lift up and down, and the swinging directions of the two lifting plates are opposite.
Further, the two lifting plates are respectively a first lifting plate and a second lifting plate, and the middle position of the first lifting plate is hinged with the middle position of the second lifting plate, so that a scissor-fork structure is formed;
the bottom side of the first lifting plate is hinged with the waist support base, the top side of the first lifting plate is in sliding fit with the waist support plate, a first sliding seat is arranged on the bottom surface of the waist support plate, the first sliding seat is in an inverted U shape, two sides of the first sliding seat are respectively provided with a waist-shaped sliding hole, the sliding holes extend along the long axis direction of the waist support plate, the top end of the first lifting plate extends into the first sliding seat, the top end of the first lifting plate is also connected with a first connecting shaft, two sides of the first connecting shaft extend out of two sides of the first lifting plate respectively, and two sides of the first connecting shaft pass through the sliding holes respectively and slide back and forth along the sliding holes;
the top side of second lifter plate and waist support are articulated between the board, sliding fit between the bottom side of second lifter plate and the waist support base, install a lead screw on the waist support base, this lead screw extends along the major axis direction of waist support board, one side of lead screw links to each other with the motor of installing on the waist support base, still installs the screw nut rather than the complex on the lead screw, still installs down the gyro wheel in the downside position of second lifter plate, has the inclined plane of slope simultaneously on screw nut, the bottom surface of gyro wheel is laminated mutually with screw nut's inclined plane to roll along screw nut's inclined plane, the lead screw is rotated by motor drive, and drives the second lifter plate and swing.
Further, a roller is further arranged at two sides of the first connecting shaft, the roller is sleeved outside the first connecting shaft, the roller is located between the first lifting plate and the first sliding seat, and the upper side of the roller abuts against the upper inner side wall of the first sliding seat.
Further, a guide sliding sleeve matched with the screw rod is further installed at the bottom end of the second lifting plate, the guide sliding sleeve is sleeved on the outer wall of the screw rod, a guide rail is further installed below the screw rod on the waist support base, and meanwhile a sliding groove matched with the guide rail is further formed in the bottom end of the guide sliding sleeve.
Further, the waist support base comprises a waist support bottom plate, the periphery of the waist support bottom plate is respectively connected with a waist support side plate which is vertically arranged, and the waist support side plates and the waist support bottom plate are matched together to form an installation cavity.
Further, a supporting tube is also connected between the two waist support side plates in the width direction, and the supporting tube is in an inverted U shape.
The utility model has the advantages that: in the utility model, the lifting of the waist support plate is realized by adopting the cooperation of the two lifting plates with opposite swinging directions, so that the up-and-down lifting action of the waist support plate is more stable, the phenomena of deflection and inclination of the waist support plate are avoided, and the comfort of the user in use is ensured.
Through the outside suit gyro wheel at first connecting axle, when first connecting axle slides in the slide hole of first sliding seat, utilize the roll cooperation of gyro wheel to play an auxiliary movement's effect to first connecting axle, guarantee that first connecting axle can slide in the slide hole.
To the design of the inclined plane on the screw nut and the lower roller on the second lifting plate, the upper and lower swinging of the second lifting plate is supported through the rolling of the lower roller on the inclined plane of the screw nut, so that the second lifting plate starts more stably, the stress is small, and the second lifting plate can swing stably up and down.
To the design of the support tube of the shape of falling U between the side plates of the waist support, the connection structure between the side plates of the waist support and the bottom plate of the waist support plays a reinforcing role, and the structural strength of the whole waist support base is ensured.
According to the waist support structure, the waist support plates are integrated on the waist support base through the matching of the lifting plates, so that the waist support structure can be matched with a plurality of bed types.
Drawings
The utility model will be described in further detail with reference to the drawings and the detailed description.
Fig. 1 is a schematic view of a lumbar support structure for an electric bed according to the present utility model.
Fig. 2 is a schematic view of a lumbar support chassis according to the present utility model.
FIG. 3 is a schematic diagram of a driving assembly according to the present utility model.
Fig. 4 is a schematic diagram of the cooperation between the lumbar support structure and the electric bed according to the present utility model.
Description of the embodiments
The following examples will provide those skilled in the art with a more complete understanding of the present utility model and are not intended to limit the utility model to the embodiments described.
The waist support structure for electric bed as shown in fig. 1-4 comprises
The waist support plate 1, the waist support plate 1 is a long slat, and the waist support plate 1 is arranged on the waist support base 2 and is driven by a lifting component arranged on the waist support base 2 to lift up and down.
As shown in the schematic diagram of fig. 2, the waist support base 2 includes a waist support base 21, the waist support base 21 is a rectangular plate, the long axis direction of the waist support base 21 and the long axis direction of the waist support plate 1 are in the same direction, two vertically arranged waist support side plates are respectively connected around the waist support base 21, two first waist support side plates 23 located in the long axis direction of the waist support base 21 and two second waist support side plates 22 located in the width direction of the waist support base 21 are respectively connected around the waist support base 21, the first waist support side plates 23 and the second waist support side plates 22 are rectangular plates, and the first waist support side plates 23, the second waist support side plates 22 and the waist support base 21 are jointly matched to form an installation cavity. The waist support base 2 is formed by connecting a waist support bottom plate 21 and four waist support side plates, and on the basis of realizing the installation of the lifting plate, the weight of the whole waist support base 2 can be lightened, and a basis is provided for realizing the subsequent weight reduction.
A support tube 24 is also connected between the two second waist support side plates 22, the support tube 24 is in an inverted U shape, the bottom surface of the support tube 24 is welded and fixed with the waist support bottom plate 21, and two sides of the support tube 24 are welded and fixed with the two second waist support side plates 22. The design of the inverted U-shaped support tube 24 between the two second waist support side plates 22 has a reinforcing effect on the connection structure between the two second waist support side plates 22 and the waist support bottom plate 21, and also has a shaping effect on the relative position between the two second waist support side plates 22, so that the stability of the structure and the stability of the strength of the whole waist support base 2 are ensured.
As can be seen from the schematic diagram shown in fig. 3, the lifting assembly includes two lifting plates mounted on the waist support base, the two lifting plates are respectively a first lifting plate 3 and a second lifting plate 4, the first lifting plate 3 is a hollow square tube structure, the second lifting plate 4 is composed of two long lifting plate bodies, the two long plates are respectively located at two sides of the first lifting plate 3, and the middle position of the first lifting plate 3 is hinged with the middle position of the second lifting plate 4, so that the two lifting plates form a scissor structure.
The bottom side of the first lifting plate 3 is hinged with the waist support base 2, a U-shaped first hinge seat 31 is further fixed on the upper end face of the waist support base plate 21, a hinge shaft is further installed at the bottom end of the first lifting plate 3, through holes for allowing the hinge shaft to pass through are formed in two sides of the first hinge seat 31, and the hinge shaft at the bottom end of the first lifting plate 3 passes through the through holes in two sides of the first hinge seat 31 respectively to realize hinge between the first lifting plate 3 and the waist support base 2.
The top side of the first lifting plate 3 is in sliding fit with the waist supporting plate 1, a first sliding seat 32 is arranged on the bottom surface of the waist supporting plate 1, the top surface of the first sliding seat 32 is fixedly welded with the waist supporting plate 1, the first sliding seat 32 is of an inverted U-shaped structure formed by connecting a top plate and two side plates, two sides of the first sliding seat 32 are respectively provided with a waist-shaped sliding hole 33, the sliding holes 33 extend along the long axis direction of the waist supporting plate 1, the top end of the first lifting plate 3 stretches into the first sliding seat 32, a first connecting shaft 34 is connected to the top end of the first lifting plate 3, two sides of the first connecting shaft 34 stretch out from two sides of the first lifting plate 3 respectively, and two sides of the first connecting shaft 34 pass through the sliding holes 33 respectively and slide reciprocally along the sliding holes 33.
The two sides of the first connecting shaft 34 are respectively provided with a roller 35, the rollers 35 are sleeved on the circumference outer wall of the first connecting shaft 34, the rollers 35 are positioned between the first lifting plate 3 and the side plate of the first sliding seat 32, and the upper side of the rollers 35 is propped against the upper inner side wall of the top plate of the first sliding seat 32. By sleeving the roller 35 on the outer side of the first connecting shaft 34, when the first connecting shaft 34 slides in the sliding hole 33 of the first sliding seat 32, the roller 35 is utilized to perform an auxiliary movement function on the first connecting shaft 34, so that the first connecting shaft 34 can slide in the sliding hole 33, and finally, the upper end of the first lifting plate 3 can slide stably relative to the waist supporting plate 1.
The top side of the second lifting plate 4 is hinged with the waist supporting plate 1, the bottom end of the waist supporting plate 1 is also connected with a second hinge seat 41, the second hinge seat 41 is located above the first hinge seat 31, the second hinge seat 41 is of an inverted U-shaped structure formed by connecting a top plate and two side plates, the top end of the second lifting plate 4 is also connected with a second hinge shaft 42, two lifting plate bodies are provided with through holes for allowing the second hinge shaft 42 to penetrate and fix, the second hinge shaft 42 penetrates through the two side plates of the second hinge seat 41, and after penetrating through the two lifting plate bodies, the hinge between the second lifting plate 4 and the waist supporting plate 1 is realized, and the second hinge shaft 42 is fixed with the lifting plate bodies.
The bottom side of the second lifting plate 4 is in sliding fit with the waist support base 2, a lead screw 43 is arranged on the waist support base 2, the lead screw 43 is positioned between the two second waist support side plates 22, the lead screw 43 extends along the long axis direction of the waist support plate 1, one side of the lead screw 43 is connected with a motor 44 and is driven by the motor 44 to rotate, a lead screw nut 45 matched with the lead screw 43 is arranged on the other side of the lead screw 43, the lead screw nut 45 is positioned between the two lifting plate bodies, a sliding rail 46 is further arranged on the upper end face of the waist support base plate 21, the sliding rail 46 extends along the long axis direction of the waist support plate 1, a sliding groove matched with the sliding rail 46 is formed in the bottom end face of the lead screw nut 45, and the lead screw nut 45 can be driven to horizontally move along the sliding rail 46 while the lead screw 43 rotates.
The lower side of the second lifting plate 4 is also provided with two lower rollers 49, the lower rollers 49 are respectively arranged at the inner sides of the two lifting plate bodies, the lower rollers 49 are in rolling fit with the lifting plate bodies, simultaneously, two sides of the screw nut 45 are respectively provided with inclined planes 50 with which the lower rollers 49 are matched, the inclined directions of the inclined planes 50 are gradually upward inclined from one side of the screw nut 45 far away from the guide sliding sleeve 47 to the direction of the screw nut 45 close to the screw nut 47, the bottom surface of the lower rollers 49 is attached to the inclined planes 50 of the screw nut 45, the lower rollers 49 roll along the inclined planes 50 of the screw nut 45, and the lower rollers 49 roll back and forth on the inclined planes 50 through the round trip rolling of the lower rollers 49, so that the up-and-down swinging of the second lifting plate 4 is realized. For the design of the inclined plane 50 on the screw nut 45 and the lower roller 49 on the second lifting plate 4, the upper and lower swinging of the second lifting plate 4 is supported by the rolling of the lower roller 49 on the inclined plane 50 of the screw nut 45, so that the second lifting plate 4 starts more stably, the stress is small, and the second lifting plate 4 can swing stably up and down.
The bottom end of the second lifting plate 4 is also provided with a guide sliding sleeve 47, the guide sliding sleeve 47 is sleeved on the outer wall of the screw rod 43, a through hole for allowing the screw rod 43 to pass through and move is formed in the guide sliding sleeve 47, the guide sliding sleeve 47 is positioned between the two lifting plate bodies and hinged with the lifting plate bodies, a guide rail 48 is further arranged below the screw rod 43 on the waist support bottom plate 1, the guide rail 48 is directly arranged on the upper end face of the guide rail 46, and the width of the guide rail 48 is smaller than that of the guide rail 46, so that the guide rail 48 and the guide rail 46 form an inverted T-shaped structure, in the embodiment, the guide rail 48 and the guide rail 46 are integrally formed, and a chute matched with the guide rail 48 is formed in the bottom end of the guide sliding sleeve 47. The design of the matching of the guiding sliding sleeve 47 and the guiding rail 48 is used for guiding the up-and-down swing of the second lifting plate 4, so that the bottom end of the second lifting plate 4 can realize stable translation, the phenomenon of deviation when the lower roller 49 rolls on the inclined plane 50 is avoided, and the subsequent stable up-and-down swing of the second lifting plate 4 is ensured.
Working principle: when the up-down height of the waist support plate 1 is driven and adjusted, the motor 44 drives the screw rod 43 to rotate, the screw rod 43 rotates to drive the screw rod nut 45 to translate along the sliding rail 46, the translation of the bottom side of the second lifting plate 4 is realized, the translation of the screw rod nut 45 drives the lower roller 49 to roll on the inclined plane 50, the second lifting plate 4 is further converted into swinging by translation, and the swinging of the second lifting plate 4 drives the first lifting plate 3 to swing due to the hinging of the bottom side of the first lifting plate 3, the hinging of the top side of the second lifting plate 4 and the hinging between the first lifting plate 3 and the second lifting plate 4, so that the waist support plate 1 is driven to swing up and down, and the height adjustment of the waist support plate 1 is realized.
According to the waist support structure, the waist support plate 1 is integrated on the waist support base 2 through the matching of the lifting plates, so that the waist support structure can be matched with a plurality of bed types, as shown in fig. 4, when the waist support structure is matched with an electric bed, the waist support plate 1 and the lifting plates penetrate through and move through holes at the position where the electric bed needs to be provided with the waist support structure, the waist support base 2 is placed below a bed frame of the electric bed, and the waist support structure and the electric bed can be matched through the fixing of bolts.
It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a waist holds in palm structure for electric bed which characterized in that: comprising
The waist support plate is arranged on the waist support base and is driven by a lifting assembly arranged on the waist support base to lift up and down;
the lifting assembly comprises two lifting plates arranged on the waist support base, the bottom ends of the lifting plates are movably connected with the waist support base, the top ends of the lifting plates are movably connected with the waist support plate, the lifting plates are driven by the lifting motor to swing and drive the waist support plate to lift up and down, and the swinging directions of the two lifting plates are opposite.
2. The lumbar support structure for an electric bed according to claim 1, wherein: the two lifting plates are respectively a first lifting plate and a second lifting plate, and the middle position of the first lifting plate is hinged with the middle position of the second lifting plate, so that a scissor-fork structure is formed;
the bottom side of the first lifting plate is hinged with the waist support base, the top side of the first lifting plate is in sliding fit with the waist support plate, a first sliding seat is arranged on the bottom surface of the waist support plate, the first sliding seat is in an inverted U shape, two sides of the first sliding seat are respectively provided with a waist-shaped sliding hole, the sliding holes extend along the long axis direction of the waist support plate, the top end of the first lifting plate extends into the first sliding seat, the top end of the first lifting plate is also connected with a first connecting shaft, two sides of the first connecting shaft extend out of two sides of the first lifting plate respectively, and two sides of the first connecting shaft pass through the sliding holes respectively and slide back and forth along the sliding holes;
the top side of second lifter plate and waist support are articulated between the board, sliding fit between the bottom side of second lifter plate and the waist support base, install a lead screw on the waist support base, this lead screw extends along the major axis direction of waist support board, one side of lead screw links to each other with the motor of installing on the waist support base, still installs the screw nut rather than the complex on the lead screw, still installs down the gyro wheel in the downside position of second lifter plate, has the inclined plane of slope simultaneously on screw nut, the bottom surface of gyro wheel is laminated mutually with screw nut's inclined plane to roll along screw nut's inclined plane, the lead screw is rotated by motor drive, and drives the second lifter plate and swing.
3. The lumbar support structure for an electric bed according to claim 2, wherein: the two sides of the first connecting shaft are also respectively provided with a roller, the rollers are sleeved outside the first connecting shaft, the rollers are positioned between the first lifting plate and the first sliding seat, and the upper sides of the rollers are propped against the upper inner side wall of the first sliding seat.
4. The lumbar support structure for an electric bed according to claim 2, wherein: the bottom of the second lifting plate is also provided with a guide sliding sleeve matched with the screw rod, the guide sliding sleeve is sleeved on the outer wall of the screw rod, a guide rail is also arranged below the screw rod on the waist support base, and meanwhile, the bottom of the guide sliding sleeve is also provided with a chute matched with the guide rail.
5. The lumbar support structure for an electric bed according to claim 1, wherein: the waist support base comprises a waist support bottom plate, a waist support side plate which is vertically arranged is connected to the periphery of the waist support bottom plate respectively, and the waist support side plate and the waist support bottom plate are matched together to form an installation cavity.
6. The lumbar support structure for an electric bed according to claim 5, wherein: a supporting tube is also connected between the two waist support side plates in the width direction, and the supporting tube is in an inverted U shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322197361.7U CN220607893U (en) | 2023-08-16 | 2023-08-16 | Waist support structure for electric bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322197361.7U CN220607893U (en) | 2023-08-16 | 2023-08-16 | Waist support structure for electric bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220607893U true CN220607893U (en) | 2024-03-19 |
Family
ID=90213967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322197361.7U Active CN220607893U (en) | 2023-08-16 | 2023-08-16 | Waist support structure for electric bed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220607893U (en) |
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2023
- 2023-08-16 CN CN202322197361.7U patent/CN220607893U/en active Active
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