CN219699446U - Waist support adjusting device and waist support with adjustable height - Google Patents
Waist support adjusting device and waist support with adjustable height Download PDFInfo
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- CN219699446U CN219699446U CN202320915322.3U CN202320915322U CN219699446U CN 219699446 U CN219699446 U CN 219699446U CN 202320915322 U CN202320915322 U CN 202320915322U CN 219699446 U CN219699446 U CN 219699446U
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- lumbar support
- clamping
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- 210000001503 joint Anatomy 0.000 claims 1
- 238000000034 method Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- 206010050296 Intervertebral disc protrusion Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000276 sedentary effect Effects 0.000 description 1
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- Chair Legs, Seat Parts, And Backrests (AREA)
Abstract
The utility model relates to the technical field of lumbar support, in particular to an adjusting device of lumbar support and a lumbar support with adjustable height, which comprises a base and a cover plate covered on the base, wherein a connecting piece capable of moving relative to the base is arranged outside the cover plate, the connecting piece is connected with an adjusting mechanism arranged between the cover plate and the base, the base is provided with a clamping part capable of being locked with the adjusting mechanism in a one-way, and the connecting piece can drive the adjusting mechanism to be far away from the clamping part so as to unlock the connecting piece and the base. The waist support device effectively solves the technical problem that the existing waist support device is complicated in operation when the abutting height of the waist support device is adjusted.
Description
Technical Field
The utility model relates to the technical field of lumbar support, in particular to an adjusting device of lumbar support and a lumbar support with adjustable height.
Background
The lumbar support is a device which is arranged on the backrest and is used for supporting the waist of a human body, can better maintain the lumbar in a physiological forward protruding posture, relieves the excessive stretching of lumbar muscle caused by fatigue due to sedentary fatigue, ensures the relaxation of lumbar muscle, relieves the fatigue and prevents lumbar disc herniation.
The existing lumbar support needs to be relatively fixed with a backrest to realize stable abutting with the waist of a human body when in use, and is usually fixed with the seat by using a binding belt, a buckle and the like. However, when the user needs to adjust the position where the lumbar support is abutted against the waist of the user, the adjustment can only be achieved by adjusting the position where the lumbar support is fixed on the seat back, however, the adjustment is unstable and cumbersome, and the use experience is poor.
Disclosure of Invention
The embodiment of the utility model provides an adjusting device of a lumbar support and a lumbar support with adjustable height, which at least solve the technical problem of complicated operation when adjusting the abutting position of the lumbar support and the lumbar in the related art.
In order to achieve the above object, in a first aspect, the present utility model provides an adjusting device for a lumbar support, including a base and a cover plate covered on the base, wherein a connecting piece capable of moving relative to the base is disposed outside the cover plate, the connecting piece is connected with an adjusting mechanism disposed between the cover plate and the base, a clamping portion capable of being locked with the adjusting mechanism in a unidirectional manner is disposed on the base, and the connecting piece can drive the adjusting mechanism to be far away from the clamping portion, so as to unlock the connecting piece and the base.
In some embodiments, the adjusting mechanism comprises a clamping part matched with the clamping part, the connecting part is provided with a connecting part extending towards the clamping part and connected with the clamping part, and the connecting part can drive the clamping part to be far away from the clamping part through the connecting part.
In some embodiments, the clamping part is a tooth channel extending along the length direction of the base, and the clamping part are respectively provided with ratchet teeth matched with each other.
In some embodiments, the clamping parts are symmetrically arranged on the base, and the clamping pieces are extended and provided with ratchets which can be respectively clamped with the two rows of clamping parts.
In some embodiments, a first travel groove is formed between the two rows of clamping parts, a second travel groove corresponding to the first travel groove is formed on the cover plate, and the adjusting mechanism moves in the first travel groove and the second travel groove.
In some embodiments, the adjusting mechanism further comprises a first limiting member and a second limiting member, the first limiting member is disposed in the first travel groove, the second limiting member is disposed in the second travel groove, and the first limiting member is fixedly connected with the second limiting member.
In some embodiments, a through hole is formed in the middle of the second limiting member, the connecting portion passes through the through hole and is connected with the clamping member, the clamping member is disposed between the first limiting member and the second limiting member, and an avoidance space for enabling the clamping member to be far away from the clamping portion is formed between the first limiting member and the second limiting member.
In some embodiments, the second limiting member is provided with limiting portions extending towards two sides of the second travel groove in a direction close to the first limiting member, and the limiting portions are matched with the second travel groove to enable the second limiting member to be limited between the cover plate and the base.
In some embodiments, the connector has a support fixedly attached thereto in a direction away from the base.
In a second aspect, the present utility model further provides a lumbar support with adjustable height, including the lumbar support adjusting device according to any one of the above claims, and further including a lumbar support main body, where the lumbar support adjusting device is disposed in the lumbar support main body, lateral wings for wrapping the waist of the human body extend from the left and right sides of the lumbar support main body, and an abutment member for abutting against the waist of the human body is disposed in the middle of the lumbar support main body, and the abutment member is connected with the lumbar support adjusting device, and the abutment member can move up and down relative to the lumbar support main body through the lumbar support adjusting device.
According to the above, the technical scheme of the utility model has the following beneficial effects compared with the prior art: the adjusting device is arranged in the waist rest main body, an adjusting mechanism capable of being locked in one way is arranged in the adjusting device, the adjusting mechanism is connected with the abutting piece outside the waist rest main body through a connecting piece, when the abutting piece is adjusted upwards, the abutting piece is only required to be pushed upwards, and when the abutting piece is required to be adjusted downwards, the abutting piece is required to be pulled outwards to unlock the adjusting mechanism. The waist support and waist support position can be changed by simple operation, and the waist support and waist support position can not be changed randomly through the locking structure.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:
FIG. 1 is a schematic view of the overall structure of an adjusting device for lumbar support according to an embodiment of the present utility model;
FIG. 2 is a schematic view showing an internal structure of the lumbar support adjusting device according to the embodiment of the present utility model;
FIG. 3 is a schematic diagram illustrating the cooperation of the second limiting member and the second travel slot according to the embodiment of the present utility model;
FIG. 4 is a cross-sectional view of an adjustment device for a lumbar support in accordance with an embodiment of the present utility model;
FIG. 5 is a schematic view showing the internal structure of the base according to the embodiment of the present utility model;
FIG. 6 is an exploded view of the lumbar support adjustment device in accordance with an embodiment of the present utility model;
figure 7 is a schematic view of the overall construction of a height adjustable lumbar support according to an embodiment of the present utility model;
figure 8 is a cross-sectional view of a lumbar support with height adjustment in accordance with an embodiment of the present utility model.
Reference numerals illustrate: a base 1; a clamping part 1.1; a first travel slot 1.2; a cover plate 2; a second travel groove 2.1; a connecting member 3; a connection 3.1; a clamping piece 4.1; a first stop 4.2; a second limiting member 4.3; a limit part 4.3.1; the avoidance space is 4.4; a support 5; a lumbar support body 6; a side flap 6.1; and an abutment 7.
Detailed Description
The present utility model will be described and illustrated with reference to the accompanying drawings and examples in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model. All other embodiments, which can be made by a person of ordinary skill in the art based on the embodiments provided by the present utility model without making any inventive effort, are intended to fall within the scope of the present utility model. Moreover, it should be appreciated that while such a development effort might be complex and lengthy, it would nevertheless be a routine undertaking of design, fabrication, or manufacture for those of ordinary skill having the benefit of this disclosure, and thus should not be construed as having the benefit of this disclosure.
Reference in the specification to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the utility model. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is to be expressly and implicitly understood by those of ordinary skill in the art that the described embodiments of the utility model can be combined with other embodiments without conflict.
Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs. The terms "a," "an," "the," and similar referents in the context of the utility model are not to be construed as limiting the quantity, but rather as singular or plural. The terms "comprising," "including," "having," and any variations thereof, are intended to cover a non-exclusive inclusion; for example, a process, method, system, article, or apparatus that comprises a list of steps or modules (elements) is not limited to only those steps or elements but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus. The terms "connected," "coupled," and the like in connection with the present utility model are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. The term "plurality" as used herein means greater than or equal to two. "and/or" describes an association relationship of an association object, meaning that there may be three relationships, e.g., "a and/or B" may mean: a exists alone, A and B exist together, and B exists alone. The terms "first," "second," "third," and the like, as used herein, are merely distinguishing between similar objects and not representing a particular ordering of objects.
The embodiment is shown in fig. 1 to 6, and the waist rest adjusting device comprises a base 1 and a cover plate 2 covered on the base 1, an adjusting mechanism is arranged between the base 1 and the cover plate 2, a connecting piece 3 connected with the adjusting mechanism is arranged outside the cover plate 2, and the connecting piece 3 can move up and down along the length direction relative to the base 1 and the cover plate 2 through the adjusting mechanism.
Wherein, adjustment mechanism includes joint spare 4.1, first locating part 4.2 and second locating part 4.3, and first locating part 4.2 and second locating part 4.3 fixed connection, and is formed with between first locating part 4.2 and the second locating part 4.3 and dodges space 4.4, and joint spare 4.1 mobilizable setting is dodging in space 4.4. The middle part of the second limiting piece 4.3 is provided with a through hole, and the connecting piece 3 is provided with a connecting part 3.1 which can extend towards the clamping piece 4.1 through the through hole and is connected with the clamping piece 4.1.
Further, be provided with on the base 1 with joint spare 4.1 cooperation make the unidirectional locking joint portion 1.1 of adjustment mechanism, joint portion 1.1 is for extending the tooth way that sets up along base 1 length direction, is provided with the ratchet of mutually supporting on joint spare 4.1 and the joint portion 1.1 respectively, makes joint spare 4.1 only can follow the tooth way upward movement, and the trend of joint spare 4.1 downward movement is locked. Pulling the connecting piece 3 can drive the clamping piece 4.1 to move in the avoidance space 4.4 through the connecting part 3.1, so that the clamping piece 4.1 is far away from ratchets on the clamping part 1.1, and the connecting piece 3 which is locked with the base 1 in a one-way is unlocked.
Specifically, the clamping part 1.1 is provided with two rows of tooth channels symmetrically arranged on the base 1, and ratchets which can be respectively clamped with the two rows of tooth channels are arranged on the left side and the right side of the clamping piece 4.1 in an extending manner.
Further, a first travel groove 1.2 is formed between the two rows of tooth paths, a second travel groove 2.1 corresponding to the first travel groove 1.2 is arranged on the cover plate 2, and the adjusting mechanism is limited to move within the length range of the first travel groove 1.2 and the second travel groove 2.1.
Specifically, the first limiting member 4.2 is disposed in the first travel groove 1.2, and the second limiting member 4.3 is disposed in the second travel groove 2.1. The second limiting piece 4.3 is provided with limiting parts 4.3.1 extending towards two sides of the second travel groove 2.1 in the direction close to the first limiting piece 4.2, the limiting parts 4.3.1 are abutted with the inner side of the cover plate 2 to enable the second limiting piece 4.3 to be limited between the cover plate 2 and the base 1, and the first limiting piece 4.2 is fixedly connected with the second limiting piece 4.3, so that the first limiting piece 4.2 can only move in the first travel groove 1.2, and the second limiting piece 4.3 can only move in the second travel groove 2.1.
Further, the connecting member 3 is fixedly connected with a supporting member 5 in a direction away from the base 1.
The utility model also provides a waist rest with adjustable height, as shown in fig. 7-8, the waist rest comprises a waist rest main body 6 and the waist rest adjusting device in fig. 1-6, the waist rest adjusting device is arranged in the waist rest main body 6, an abutting piece 7 for abutting against the waist of a human body is arranged in the middle of the waist rest main body 6, the adjusting device is provided with a supporting piece 5 matched with the abutting piece 7 in shape, the abutting piece 7 is connected with the adjusting device through the supporting piece 5, and the abutting piece 7 can move up and down relative to the waist rest main body 6 through the adjusting device.
Further, the left and right sides of the lumbar support body 6 are respectively extended with side wings 6.1 for wrapping the waist of the human body.
Further, the ratchet teeth between the engaging member 4.1 and the engaging portion 1.1 in the adjusting device can be only configured such that the engaging member 7 is movable upward but is locked when moved downward. Because the user applies a downward biasing force to the lumbar support when using the lumbar support, the abutment 7 will be pushed down and slid during use if there is no downward locking structure, affecting use.
The working method and the principle are as follows: in use, the lumbar support body 6 is placed at the seat back, and then the abutment 7 provided on the lumbar support body 6 to abut against the waist of the human body is adjusted according to the user's needs. Because inside joint spare 4.1 of adjusting device and joint portion 1.1 are unidirectional locking structure setting, when needs upward adjustment butt spare 7, only need directly upwards promote butt spare 7 can, when needs downward adjustment butt spare 7, earlier outwards pull butt spare 7, make joint spare 4.1 keep away from the ratchet of joint portion 1.1, can downward adjustment butt spare 7.
It should be understood by those skilled in the art that the technical features of the above-described embodiments may be combined in any manner, and for brevity, all of the possible combinations of the technical features of the above-described embodiments are not described, however, they should be considered as being within the scope of the description provided herein, as long as there is no contradiction between the combinations of the technical features.
The above examples merely represent a few embodiments of the present utility model, which are described in more detail and are not to be construed as limiting the scope of the patent. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.
Claims (10)
1. The utility model provides an adjusting device that waist leans on, includes base and lid that closes on the base, its characterized in that: the connecting piece that can move relative to the base is arranged outside the cover plate, the connecting piece is connected with an adjusting mechanism arranged between the cover plate and the base, a clamping part which can be locked with the adjusting mechanism in a one-way is arranged on the base, and the connecting piece can drive the adjusting mechanism to be far away from the clamping part, so that the connecting piece and the base are unlocked.
2. The lumbar support adjustment device of claim 1, wherein: the adjusting mechanism comprises a clamping part matched with the clamping part, the connecting part is provided with a connecting part which extends towards the clamping part and is connected with the clamping part, and the connecting part can drive the clamping part to be far away from the clamping part through the connecting part.
3. The lumbar support adjustment device of claim 2, wherein: the clamping part is a tooth channel extending along the length direction of the base, and the clamping piece and the clamping part are respectively provided with ratchet teeth matched with each other.
4. A lumbar support adjustment according to claim 3, wherein: the clamping parts are symmetrically provided with two rows of base seats, and the clamping parts are extended and provided with ratchets which can be respectively clamped with the two rows of clamping parts.
5. The lumbar support adjustment according to claim 4, wherein: a first travel groove is formed between the two rows of clamping parts, a second travel groove corresponding to the first travel groove is formed in the cover plate, and the adjusting mechanism moves in the first travel groove and the second travel groove.
6. The lumbar support adjustment according to claim 5, wherein: the adjusting mechanism further comprises a first limiting piece and a second limiting piece, the first limiting piece is arranged in the first travel groove, the second limiting piece is arranged in the second travel groove, and the first limiting piece is fixedly connected with the second limiting piece.
7. The lumbar support adjustment according to claim 6, wherein: the middle part of the second limiting part is provided with a through hole, the connecting part penetrates through the through hole and is connected with the clamping part, the clamping part is arranged between the first limiting part and the second limiting part, and an avoidance space which enables the clamping part to be far away from the clamping part is formed between the first limiting part and the second limiting part.
8. The lumbar support adjustment according to claim 6, wherein: the second limiting part is provided with limiting parts extending towards two sides of the second stroke groove in the direction close to the first limiting part, and the limiting parts are matched with the second stroke groove to enable the second limiting part to be limited between the cover plate and the base.
9. The lumbar support adjustment device of claim 1, wherein: the connecting piece is fixedly connected with a supporting piece in a direction away from the base.
10. A lumbar support with adjustable height comprising an adjustment device according to any one of claims 1 to 9, characterized in that: the waist rest is characterized by further comprising a waist rest main body, the adjusting device of the waist rest is arranged in the waist rest main body, the left side and the right side of the waist rest main body are respectively extended with side wings for wrapping the waist of a human body, the middle part of the waist rest main body is provided with a butt piece for butt joint with the waist of the human body, the butt piece is connected with the adjusting device of the waist rest, and the butt piece can pass through the adjusting device of the waist rest relatively to the waist rest main body to move up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320915322.3U CN219699446U (en) | 2023-04-21 | 2023-04-21 | Waist support adjusting device and waist support with adjustable height |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320915322.3U CN219699446U (en) | 2023-04-21 | 2023-04-21 | Waist support adjusting device and waist support with adjustable height |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219699446U true CN219699446U (en) | 2023-09-19 |
Family
ID=88001728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320915322.3U Active CN219699446U (en) | 2023-04-21 | 2023-04-21 | Waist support adjusting device and waist support with adjustable height |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219699446U (en) |
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2023
- 2023-04-21 CN CN202320915322.3U patent/CN219699446U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |