CN212213142U - A reclining lounge chair - Google Patents

Abstract

The utility model discloses a leisure chaise longue that can lie flat, including seat support, the back of the chair, still include: the rear end of the chair seat is hinged to the base mechanism; the first turnover mechanism is connected with the chair seat and the chair back and can drive the chair back to turn over and reset; and the second turnover mechanism is arranged on the base mechanism and acts on the middle front part of the chair seat to drive the chair seat to turn over, the first turnover mechanism and the second turnover mechanism are linked to enable the chair back and the chair seat to synchronously turn over in the same direction, and the turning amplitude of the first turnover mechanism is larger than that of the second turnover mechanism. The beneficial effects of the utility model reside in that, its structure is comparatively retrencied, can be rapidly adjusted by the position of sitting when the user controls for the appearance of lying to the appearance of lying accords with ergonomic, has splendid comfort level.

Description

A reclining lounge chair

technical field

The utility model relates to a reclining leisure chair, which is mainly used in the technical field of chairs.

Background technique

There are many types of leisure chairs. Users focus on the comfort and ease of operation of the leisure chair. For the reclining type of leisure chairs, the comfort is mainly reflected in whether it is ergonomic, and the ease of control is mainly reflected in whether it can quickly change from the sitting position. Adjust to a lying position.

The prior art publication number CN104886964B discloses a leisure seat structure, which includes a base, a seat, a back, a joint seat, a foot pad unit, and an adjustment unit, wherein the seat is arranged above the base ; And the seat back is pivotally connected with the seat; and the joint seat is arranged between the base and the seat, and has a lower joint, two pivot rod groups, and an upper joint, and the lower joint is combined with the base support, The upper joint part is combined with the seat; the two pivot rod groups are pivotally connected to the two sides of the lower joint part respectively, and can correspond to the offset action of the lower joint part; and the upper joint part is pivotally connected with the two pivot rod groups, and the side is set. the joint part; the foot pad unit is composed of two connecting rods and can be unfolded and folded, and the rear end of the two connecting rods is pivotally connected with the upper joint; and the adjustment unit includes a control rod, two swing rods, two first Spring, a drive rod, a pneumatic rod, a pull rod, a second spring, and a third spring. This kind of leisure chair is still flawed: firstly, the back of the chair is controlled by the same joystick and the footrest unit is deployed, and the operation to adjust from the sitting position to the lying position needs to be operated twice, which is slightly cumbersome; secondly, the leisure chair cannot face the legs It is not ergonomic, especially for the legs, the effect of eliminating the fatigue of the legs is average, and the user's comfort experience is flawed; moreover, this leisure The mechanical structure of the chair is too complicated, and it is relatively easy to fail during operation.

Utility model content

The technical problem to be solved by the utility model is to provide a reclining leisure chair, which has a simpler structure, can be quickly adjusted from a sitting posture to a lying posture when manipulated by a user, and the lying posture conforms to ergonomics and has excellent comfort.

The utility model is realized by the following technical solutions.

A reclining leisure chair, comprising a seat, a seat back, and further comprising:

a base mechanism located under the seat, the rear end of the seat is hinged to the base mechanism;

a first turning mechanism connecting the seat and the seat back, which can drive the seat back to turn over and reset; and

The second turning mechanism installed on the base mechanism acts on the middle and front part of the seat to drive the seat to turn over. The turning range is greater than that of the second turning mechanism.

The principle of the present invention is that, through the linkage between the first turning mechanism and the second turning mechanism, the user only needs to lean back against the seat back and lean back with a certain force, so that the seat back and the seat seat can be turned backward at the same time, and the seat back and the seat can be turned backward at the same time. For the lying position, the user only needs to sit up directly from the lying position, and the chair back and seat can be reset and flipped forward. For the user, both the ease of manipulation and the speed of posture conversion have certain advantages compared to the prior art. In addition, when manipulating to the lying position, because the seat is also turned backward to a certain extent, the user is not in a lying state, the legs and the torso are at a certain angle, and the waist is supported to avoid the tension of the waist muscles caused by being suspended in the air. Uncomfortable, ergonomic.

As a further improvement of the present invention, the first turning mechanism has two and is symmetrically arranged on both sides of the seat, which includes a hinged fixed arm, a swing arm and a return spring connecting the two. The end of the fixed arm is Fixed on the side of the seat, the swing arm is fixed with the side of the seat back at least two places. The first turning mechanism is positioned and fixed by the fixed arm, the swing arm is hinged to drive the seat back to turn over, and the recovery spring drives the seat back to reset, realizing the simple and effective two-way turning function of the seat back. The error rate of the mechanical structure is low.

As a further improvement of the present invention, the side part of the seat is provided with a fixing plate under the seat, the fixing arm has two ends, and the other end is fixed on the fixing plate, and the swing arm has two ends. Hinged in the middle of the fixed arm. The fixed arm and the swing arm form a three-pronged overall structure, so that the overall mechanism has good structural strength. In addition, the two ends of the fixed arm are respectively fixed on the side of the seat and the fixed plate, so that the The installation firmness is good, and the operation of the seat back is more stable.

As a further improvement of the present invention, the end of the fixed arm located on the fixed plate is hinged with one end of the first linkage telescopic rod and one end of the second linkage telescopic rod. The first linkage telescopic rod and the second linkage telescopic rod are hinged. The other end of the rod is hinged to the swing arm and the second turning mechanism respectively, and a tension spring is connected between the first linkage telescopic rod and the second linkage telescopic rod. The user controls the back of the chair to turn over, which drives the first linkage telescopic rod to rotate backward. Due to the stretching action of the tension spring, the second linkage telescopic rod also rotates, but its rotation angle is smaller than that of the first linkage telescopic rod, so that the chair The rotation of the seat is smaller than that of the seat back, so that the user can avoid lifting the legs too much upwards and affecting their comfort after adjusting to the lying position.

As a further improvement of the present invention, the second turning mechanism has two and is symmetrically arranged on both sides of the base mechanism. It includes a fixed seat and a telescopic rod. The fixed seat is fixed on the side of the base mechanism, and the telescopic rod The bottom end of the telescopic rod is fixedly connected to the fixed seat, the top end is hinged to the side of the bottom surface of the front part of the seat seat, and the upper part of the telescopic rod has a hinge piece that is hinged with the second linkage telescopic rod. The second overturning mechanism controls the overturning of the seat by the telescopic adjustment of the telescopic rod. This backward tilting mechanism is relatively simple, and at the same time, the linkage speed with the first overturning mechanism is fast.

As a further improvement of the present invention, the telescopic rod is sleeved and fixed with a telescopic sleeve, and the telescopic part of the telescopic rod is located in the telescopic sleeve. The telescopic sleeve mainly plays a protective role on the telescopic part.

As a further improvement of the present invention, the top surface of the seat includes a thigh bearing portion and a calf bearing portion that allow the legs to naturally bend. The legs are bent to a certain extent through the separate arrangement of the thigh bearing part and the calf bearing part, so that the comfort of the legs is better.

As a further improvement of the present invention, the middle part of the lower leg carrying part is provided with a lower leg partition. The calf divider separates the two calfs of the user and cooperates with the side part of the seat, so that the calf can have better wrapping property.

As a further improvement of the present invention, the base mechanism includes a base and a connecting piece, the connecting piece is inclined and the rear end is higher than the front end, the rear end of the connecting piece is hinged with the rear end of the seat, and the front end is connected with the top end of the base Fixed connection. The base is used as the base of the entire leisure chair, and the connecting piece is used to connect the base and the seat, the structure is simplified and the space distribution is reasonable, providing sufficient installation space for the second turning mechanism.

As a further improvement of the present invention, symmetrical brackets are hinged on the top ends of the two side parts of the base, and adjustment plates are provided at the hinge joints. The adjustment plates have a plurality of adjustment holes arranged around the hinge point. A pin is inserted into the adjustment hole, and a foot lever is connected between the two brackets. The foot bar provides the user with a foot rest, and the position of the foot bar can be adjusted whether the user is in a sitting position or a lying position, so as to obtain better foot comfort.

The beneficial effects of the present utility model:

(1) The present utility model realizes that the leisure chair can be quickly adjusted from the sitting position to the lying position by means of the linkage between the first turning mechanism and the second turning mechanism and driving the synchronous turning in the same direction, and the user only needs to use a certain strength to lean against the back of the chair or sit down. It can be controlled from the beginning, which is more convenient;

(2) The lying posture provided to the user by the present invention is not the flat lay in the prior art. The mechanism that the back of the chair is turned larger than the seat makes a certain angle between the user's torso and the legs, and the user's waist is supported and better comfort;

(3) The first overturning mechanism of the present utility model is a trident structure, which has better overall strength and better installation firmness on the side of the seat, ensuring that the operation of the seatback overturning is relatively stable;

(4) The structure and the inversion mechanism of the second inversion mechanism of the present invention are relatively simple, the linkage speed with the first inversion mechanism is fast, and better protection measures are provided to maintain stable operation;

(5) The seat of the present utility model is provided with a thigh bearing part and a calf bearing part, so that the user's legs are naturally bent. When the user is adjusted to the lying position, the human body is naturally bent in three sections, which is ergonomic and has excellent comfort. and relaxation effects;

(6) In the present invention, the calf spacer is arranged on the calf bearing part, so that the calf has a good wrapping property, and can apply pressure and massage to the calf;

(7) The utility model enables the user to freely adjust and place the feet through the adjustable foot lever, which can improve the comfort of the sitting or lying posture.

Description of drawings

1 is a schematic front view of a reclining lounge chair;

Figure 2 is a schematic structural diagram of a seat and a seat back;

FIG. 3 is a schematic structural diagram of the base mechanism.

Detailed ways

The utility model will be described in further detail below according to the accompanying drawings and embodiments.

Referring to Figures 1 to 3, the present embodiment, a reclining lounge chair, includes a seat 1, a seat back 2, a base mechanism, a first flipping mechanism, and a second flipping mechanism, wherein the base mechanism is located in the seat. Below 1, the rear end of the seat 1 is hinged to the base mechanism. The first turning mechanism is used as a mechanism for performing the turning of the seat back 2, which can drive the seat back 2 to turn over and has a tendency to reset and rotate. As a mechanism for the overturning of the seat 1, the turning mechanism acts on the front part of the seat 1 to drive the seat 1 to turn over. The inversion range of the first inversion mechanism is greater than that of the second inversion mechanism. The user sits on the seat 1. When the user needs to adjust the sitting position to the lying position, the user adjusts the sitting position so that the back and waist are close to the seat back 2, and the back 2 can be turned backward by simply leaning back with a certain force. The linkage between the first turning mechanism and the second turning mechanism causes the seat 1 to be turned backward correspondingly, so that the user changes from the sitting position to the lying position, which has certain advantages compared with the prior art in terms of the ease of manipulation and the conversion speed of the posture; When in this lying position, the user is not in a lying state, and the legs and the torso form a certain angle, so that the user's buttocks fall into the concave area at the junction of the seat 1 and the seat back 2, and the wrapping of the buttocks is good. The user is particularly comfortable. In addition, the waist of the user in this lying position can be supported by the chair back 2, avoiding the tightness of the waist muscles caused by being in the air, which is conducive to the relaxation of the waist and back muscles, and is ergonomic. The posture is extremely suitable for users with lumbar spine strain.

For the first inversion mechanism, the first inversion mechanism has two and is located symmetrically on both sides of the seat 1, so the structure and mechanical action of the two first inversion mechanisms are the same, and the first inversion mechanism includes a fixed arm 31. , a swing arm 32 and a connecting return spring 33, the fixed arm 31 is bent at a certain angle from the middle, and two ends of the fixed arm 31 are respectively provided with a fixed plate 31-1, and the bottom end of the swing arm 32 is hinged on the fixed At the bending part of the middle part of the arm 31, the swing arm 32 is provided with two fixed points, and the fixed point is provided with a connecting shaft 32-1 perpendicular to the swing arm 32, connecting the connecting shaft 32-1 to the seat back side The seat back 2 can be firmly connected to the swing arm 32 through the two connecting shafts 32-1, so that it can remain stable whether it is turned backward or forward, and the seat side portion 1-A A fixing plate 11 is provided under the seat 1 , and the fixing plates 31 - 1 at the two ends of the fixing arm 31 are respectively fixed and installed on the side portion 1 -A of the seat and the fixing plate 11 .

The user leans back against the seat back 2 and uses a certain force to lean back, then the seat 1 and the swing arm 32 can be pushed backwards around the hinge of the fixed arm 31 to quickly adjust from the sitting position to the lying position. The recovery spring drives the rapid reset, and quickly adjusts from the lying position to the sitting position. When the user needs to adjust from the lying position to the sitting position, he can directly sit up, and can be reset under the action of the reset spring 33. The control is relatively simple and the response speed is also relatively fast. , so that users have a better experience.

From the perspective of the overall structure, first of all, the structure of the first turning mechanism is simpler than the existing technology, but its function of completing the two-way turning is sound, so the probability of failure during use will be much lower than the existing technology. It has better practicability and enables users to have a better experience. Secondly, the first turning mechanism uses the fixed arm 31 and the swing arm 32 to form a three-pronged overall structure, so that the overall structure has better structural strength. In addition, the fixed arm 31 is respectively fixed by the fixing plates 31-1 at the two ends. On the seat side portion 1-A and the fixing plate 11, the installation firmness of the first turning mechanism is better. In addition, the solution can be further optimized. In order to make the installation firmness of the fixing arm 31 on the fixing plate 11 more reliable, a reinforcing rib can be arranged on the inner end surface of the fixing plate 11 to be fixedly connected to the bottom surface of the seat 1, which can improve the stability of the fixing plate 11. The structural strength makes it less prone to bending deformation in the left and right directions, so that the fixing plate 31-1 fixed there can be installed more firmly.

The fixed arm 31 is located at the end of the fixed plate 11 and is hinged with one end of the first linked telescopic rod 34 and one end of the second linked telescopic rod 35 . The other end is hinged to the swing arm 32 and the second flipping mechanism respectively, a tension spring 36 is connected between the first linkage telescopic rod 34 and the second linkage telescopic rod 35 , and the first linkage telescopic rod 34 And the second linkage telescopic rod 35 is the linkage part of the first flipping mechanism and the second flipping mechanism. When the user is in a sitting position, the tension spring 36 is in a natural state and does not deform. 2 Turn over, the swing arm 32 rotates backwards to drive the first linkage telescopic rod 34 to rotate backwards, the angle between the first linkage telescopic rod 34 and the second linkage telescopic rod 35 becomes larger, and the tension spring 36 is stretched and at its Under the action of the stretching elastic force, the second linkage telescopic rod 35 also rotates in the same direction, but obviously, the rotation angle of the second linkage telescopic rod 35 is smaller than that of the first linkage telescopic rod 34, so that the rotation range of the seat 1 is smaller than that of the chair. Back 2, after adjusting to the lying position, the user's torso is adjusted from a generally vertical sitting state to a flat lying state, and the user's legs are adjusted from the sitting state to a state that is slightly inclined upward at a certain angle, even if the user adjusts to After the lying position, the legs can be prevented from being lifted up too much and thus affecting the comfort. In fact, the pressure exerted by the user's legs on the seat 1 also adjusts the turning range of the seat 1. It can also be controlled by adjusting the center of gravity of the legs, which is more user-friendly.

The second inversion mechanism has two and is located symmetrically on both sides of the base mechanism. Therefore, the two second inversion mechanisms have the same structure and the same mechanical action. The second inversion mechanism includes a fixed seat 41 and a telescopic rod 42. The said The fixed seat 41 is fixed on the side of the base mechanism, the bottom end of the telescopic rod 42 is fixedly connected to the fixed seat 41, and the top end is hinged on the side of the bottom surface of the front part of the seat 1, and the upper part of the telescopic rod 42 has The hinge 43 is hinged with the second linkage telescopic rod 35 . The second overturning mechanism controls the overturning of the seat 1 by the telescopic adjustment of the telescopic rod. This backward tilting mechanism is relatively simple, and at the same time, the linkage speed with the first overturning mechanism is fast.

The telescopic rod 42 is sleeved and fixed with a telescopic sleeve 44, and the telescopic part of the telescopic rod 42 is located in the telescopic sleeve 44. The manufacturer can choose the plastic material of the telescopic sleeve 44 as the lowest model during production, and can also choose a leather material as the high-end model. The telescopic sleeve 44 mainly protects the telescopic part. On the one hand, it avoids damage to this part. On the other hand, the telescopic sleeve 44 has a dust-proof function to prevent dust or debris from accumulating in the telescopic part and affecting its performance.

The top surface of the seat 1 includes a thigh bearing portion 1-a and a calf bearing portion 1-b for naturally bending the legs. The legs are bent to a certain extent through the separate arrangement of the thigh bearing part 1-a and the calf bearing part 1-b, so that the fatigue of the legs is greatly relieved. The user's lying posture is naturally curved in three segments of the calf, the thigh and the torso, which is ergonomic and makes the user extremely comfortable and relieves the fatigue of the whole body.

In addition, the middle part of the lower leg carrying part 1-b is provided with a lower leg partition 1-c. The lower leg partition 1-c separates the two lower legs of the user and cooperates with the seat side part 1-A, so that the lower leg can have a better shape. Wrapping, and can also produce a certain degree of squeezing effect on the calf, which is conducive to the relaxation of the calf muscles.

The base mechanism includes a base 51 and a connecting piece 52. The connecting piece 52 is a rectangular structure formed by continuous bending of reinforcing plate pieces. The stability is good, the connecting member 52 is inclined and the rear end is higher than the front end, the rear end of the connecting member 52 is hinged with the rear end of the seat 1, and the front end is fixedly connected with the top end of the base 51. The structure of the base mechanism is such that The leisure chair has good bottom stability. The top ends of the two sides of the base 51 are hinged with symmetrical brackets 61, and the hinges are provided with adjustment plates 62. The adjustment plates 62 have a plurality of adjustment plates arranged around the hinge point. A hole 62-a, the bracket 61 is provided with a latch 63 inserted into the adjustment hole 62-a, and a pedal rod 64 is connected between the two brackets 61. The foot bar 64 provides the user with a foot rest, and the position of the foot bar 64 can be adjusted regardless of whether the user is in a sitting or lying position, so as to obtain better foot comfort.

The above-mentioned embodiments are only intended to illustrate the technical concept and characteristics of the present invention, and the purpose thereof is to enable those skilled in the art to understand the content of the present invention and implement it, and cannot limit the protection scope of the present invention. All equivalent changes or modifications made according to the spirit of the present invention shall be covered within the protection scope of the present invention.

Claims (10)

1. The utility model provides a leisure chaise longue that can lie flat, includes seat support (1), back of the chair (2), its characterized in that still includes:

the base mechanism is positioned below the seat (1), and the rear end of the seat (1) is hinged to the base mechanism;

the first turnover mechanism is connected with the chair seat (1) and the chair back (2) and can drive the chair back (2) to turn over and reset; and

install the second tilting mechanism at base mechanism, the effect is anterior in order to drive seat support (1) upset in seat support (1), and first tilting mechanism and the linkage of second tilting mechanism make back of the chair (2) and the synchronous syntropy upset of seat support (1) to the upset range of first tilting mechanism is greater than second tilting mechanism.

2. The lounge chair with the lying function according to claim 1, wherein the first tilting mechanism has two parts symmetrically arranged on both sides of the seat (1), and comprises a hinged fixed arm (31), a swing arm (32) and a return spring (33) connecting the two parts, the end of the fixed arm (31) is fixed on the side part (1-A) of the seat, and the swing arm (32) is fixed on the side part (2-A) of the back at least two positions.

3. Lying leisure chair according to claim 2 characterized in that the seat side (1-a) is provided with a fixed plate (11) under the seat (1), the fixed arm (31) has two ends and the other end is fixed to the fixed plate (11), the swing arm (32) is hinged in the middle of the fixed arm (31).

4. The lounge chair for lying on back of claim 3, wherein the fixed arm (31) is located at one end of the fixed plate (11) where a first linkage telescopic rod (34) and one end of a second linkage telescopic rod (35) are hinged, the other ends of the first linkage telescopic rod (34) and the second linkage telescopic rod (35) are respectively hinged at the swing arm (32) and the second turnover mechanism, and a tension spring (36) is connected between the first linkage telescopic rod (34) and the second linkage telescopic rod (35).

5. Lying leisure chair according to claim 4 characterized in that the second tilting mechanism has two and two bilaterally symmetrical arrangements of the base mechanism, and comprises a fixed base (41) and a telescopic rod (42), wherein the fixed base (41) is fixed on the side of the base mechanism, the telescopic rod (42) is fixedly connected with the fixed base (41) at the bottom end and hinged with the side of the bottom surface of the front part in the chair seat (1) at the top end, and the upper part of the telescopic rod (42) is provided with a hinge (43) hinged with the second linkage telescopic rod (35).

6. The lounge chair with the lying function according to claim 5, wherein the telescopic rod (42) is sleeved with a telescopic sleeve (44), and the telescopic part of the telescopic rod (42) is located in the telescopic sleeve (44).

7. Lying leisure chair according to claim 1 characterized in that the top surface of the seat (1) comprises thigh carrying parts (1-a) and lower leg carrying parts (1-b) which naturally bend the legs.

8. Lying leisure chair according to claim 7 characterized in that the middle of the lower leg carrier (1-b) is provided with a lower leg partition (1-c).

9. Lying leisure chair according to claim 1 characterized in that the base mechanism comprises a base (51), a connecting piece (52) which is arranged obliquely and has a rear end higher than a front end, the connecting piece (52) has a rear end hinged with the rear end of the chair seat (1) and a front end fixedly connected with the top end of the base.

10. The lounge chair for lying on back according to claim 9, wherein the top ends of the two side portions of the base (51) are hinged to symmetrical brackets (61), each hinge is provided with an adjusting plate (62), the adjusting plates (62) are provided with a plurality of adjusting holes (62-a) arranged around the circumference of the hinge, the brackets (61) are provided with bolts (63) inserted into the adjusting holes, and a foot lever (64) is connected between the two brackets (61).

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