Shelf continuous lifting adjusting mechanism and refrigerator

Abstract

The utility model relates to the technical field of refrigeration equipment, and provides a shelf continuous lifting adjusting mechanism which comprises two vertically-arranged sliding rods. The two sliding rods are respectively connected with a supporting plate frame for supporting a partition plate in a sliding manner; the supporting plate frame is connected with the sliding rod through the sliding sleeve assembly. The sliding sleeve assembly comprises a sliding sleeve seat which sleeves the sliding rod in a sliding manner; the sliding sleeve seat is connected with a supporting plate frame; a locking plate is arranged in the sliding sleeve seat; when the locking plate is configured to be in contact with the sliding rod, static friction force is generated, and the position of the sliding sleeve seat on the sliding rod is locked; an unlocking piece is further arranged on the sliding sleeve seat; and the unlocking piece is configured to drive the locking plate to be separated from the sliding rod, so that the sliding sleeve seat can move relative to the sliding rod. Therefore, the position of the partition plate is locked through friction force generated by contact between the locking plate and the sliding rod; through unlocking of the unlocking rod, the height of the partition plate can be adjusted at will. The overall structure is simple, the size is small, operation is convenient, the height of the partition can be continuously adjusted, and universality is high. The utility model further provides the refrigerator which is provided with the lifting adjusting mechanism.

Description

Technical Field

[0001] The utility model belongs to the technical field of refrigeration equipment, and in particular relates to a shelf continuous lifting and lowering adjustment mechanism and a refrigerator. Background Art

[0002] In order to make full use of the space in the refrigerator and store items of different sizes, the height of the shelf needs to be adjusted. Currently, the disclosed adjustment solutions such as Chinese patents CN102209872A and CN219640514U all use electric methods to adjust the height of the shelf. Although the existing technology is easy to operate, the overall structure is complex, occupies more storage space, and increases the cost of the whole machine, which is not suitable for promotion.

[0003] In summary, the prior art obviously has inconveniences and defects in practical use, so it is necessary to improve it. Utility Model Content

[0004] In view of the above-mentioned defects, the utility model mainly provides a continuous lifting and adjusting mechanism for a shelf to solve the technical problems of complex lifting and adjusting structure of a shelf and high cost.

[0005] In order to solve the above problems, the utility model provides a shelf continuous lifting and adjusting mechanism, comprising two vertically arranged sliding rods; the two sliding rods are respectively slidably connected to a support frame for supporting the partition; the support frame is connected to the sliding rod through a sliding sleeve assembly;

[0006] The sliding sleeve assembly comprises a sliding sleeve seat that is slidably sleeved with a sliding rod; the sliding sleeve seat is connected to a support frame; a locking plate is arranged inside the sliding sleeve seat; the locking plate is configured to generate a static friction force when in contact with the sliding rod, thereby locking the position of the sliding sleeve seat on the sliding rod;

[0007] The sliding sleeve seat is also provided with an unlocking member; the unlocking member is configured to drive the locking plate to disengage from the sliding rod, so that the sliding sleeve seat can move relative to the sliding rod.

[0008] According to the shelf continuous lifting and adjusting mechanism of the utility model, the locking plate is rotatably arranged in the sliding sleeve seat, and the locking plate is configured to switch the contact state between the locking plate and the sliding rod by rotation.

[0009] According to the shelf continuous lifting and adjusting mechanism of the utility model, a locking hole for movably sleeved the sliding rod is opened on the locking plate; the locking hole is configured as follows: when the inner wall of the hole contacts the sliding rod, static friction is generated to lock the position of the sliding sleeve seat on the sliding rod; when the inner wall of the hole is out of contact with the sliding rod, the sliding sleeve seat can move relative to the sliding rod.

[0010] According to the shelf continuous lifting and adjusting mechanism of the utility model, a tightening spring is provided in the sliding sleeve seat, and the tightening spring is configured to apply a tightening force to the locking plate so that the locking plate maintains contact with the sliding rod.

[0011] According to the shelf continuous lifting and adjusting mechanism of the utility model, the cross-sectional shape of the slide rod and the shape of the locking hole are both rectangular.

[0012] According to the shelf continuous lifting adjustment mechanism of the utility model, a sleeve member is respectively provided at the upper and lower ends of the sliding sleeve seat; the sleeve member has a sleeve hole for sleeve-connecting the sliding rod, and the inner wall of the sleeve hole is provided with a plurality of rolling columns that roll against the outer wall of the sliding rod.

[0013] According to the shelf continuous lifting and adjusting mechanism of the utility model, the unlocking member is an unlocking rod movably connected to the sliding sleeve seat; and the locking plate is provided with an unlocking column for contacting with the unlocking rod.

[0014] According to the shelf continuous lifting adjustment mechanism of the utility model, the sliding sleeve seat is provided with an unlocking socket for inserting the unlocking rod; the unlocking rod is sleeved with a return spring; the end of the unlocking rod is provided with an unlocking paddle for contacting the unlocking column.

[0015] According to the shelf continuous lifting and adjusting mechanism of the utility model, the support frame is connected to the auxiliary support frame; and a cross bar is connected between the auxiliary support frames of the two support frames.

[0016] A refrigerator comprises a box body; the box body comprises at least one storage compartment; the storage compartment is provided with the shelf continuous lifting and lowering adjustment mechanism.

[0017] In summary, the utility model generates friction force by contact between the locking plate and the slide rod to lock the position of the partition; the height of the partition can be adjusted at will by unlocking the unlocking rod. The overall structure is simple, the components are small in size, do not occupy storage space, are easy to operate, the height of the partition can be continuously adjusted, and the versatility is strong. The utility model also provides a refrigerator with a storage compartment; a shelf continuous lifting and adjusting mechanism is provided in the storage compartment. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural schematic diagram of the shelf continuous lifting and lowering adjustment mechanism of the utility model;

[0019] Figure 2 yes Figure 1 Schematic diagram of the structure of the middle A area;

[0020] Figure 3 It is a schematic diagram of the exploded structure of the sliding sleeve assembly of the utility model;

[0021] Figure 4 It is a structural schematic diagram of the sleeve member of the utility model;

[0022] Figure 5 It is a structural schematic diagram of a refrigerator of the utility model;

[0023] In the figure: 1-slide rod, 11-mounting joint; 2-partition plate, 3-support plate frame, 31-cross bar, 32-auxiliary bracket, 33-limit block, 34-clearance hole; 4-sleeve seat, 41-locking plate, 411-locking hole, 412-unlocking column; 42-tensioning spring, 43-unlocking jack, 44-locking plate mounting hole, 45-sleeve piece, 451-rolling column; 5-unlocking rod, 51-reset spring, 52-unlocking paddle; 6-box body. DETAILED DESCRIPTION

[0024] See also Figure 1 The utility model provides a shelf continuous lifting and adjusting mechanism, comprising two vertically arranged sliding rods 1; the two sliding rods 1 are respectively slidably connected to a support frame 3 for supporting a partition 2; the support frame 3 is connected to the sliding rod 1 through a sliding sleeve assembly;

[0025] See also Figure 2 The sliding sleeve assembly includes a sliding sleeve seat 4 that is slidably sleeved with the sliding rod 1; the sliding sleeve seat 4 is connected to the support frame 3; a locking plate 41 is provided in the sliding sleeve seat 4; the locking plate 41 is configured to generate static friction when in contact with the sliding rod 1, thereby locking the position of the sliding sleeve seat 4 on the sliding rod 1;

[0026] The sliding sleeve seat 4 is also provided with an unlocking member; the unlocking member is configured to drive the locking plate 41 to disengage from the sliding rod 1, so that the sliding sleeve seat 4 can move relative to the sliding rod 1;

[0027] The utility model generates friction force by contacting the locking plate 41 with the slide bar 1 to lock the position of the partition 2; the unlocking rod 5 is unlocked to adjust the height of the partition 2 at will. The overall structure is simple, the components are small, the storage space is not occupied, the operation is convenient, the height of the partition 2 can be continuously adjusted, and the versatility is strong.

[0028] See also Figure 3 As an embodiment of the locking plate 41, the locking plate 41 of the utility model is provided with a locking hole 411 for movably sleeved on the sliding rod 1; there is an appropriate amount of clearance between the locking hole 411 and the sliding rod 1; the locking hole 411 is configured as follows: when the inner wall of the hole contacts the sliding rod 1, static friction is generated to lock the position of the sliding sleeve seat 4 on the sliding rod 1; when the inner wall of the hole is out of contact with the sliding rod 1, the sliding sleeve seat 4 can move relative to the sliding rod 1.

[0029] Furthermore, in order to increase the contact area between the inner wall of the locking hole 411 and the slide bar 1 and improve the friction force, the cross-sectional shape of the slide bar 1 and the shape of the locking hole 411 are both rectangular;

[0030] As an embodiment of the locking method, the locking plate 41 is rotatably disposed in the sliding sleeve seat 4, and the locking plate 41 is configured to switch the contact state between the inner wall of the locking hole 411 and the sliding rod 1 by rotation;

[0031] When the locking plate 41 rotates a certain angle relative to the horizontal plane, the inner wall of the locking hole 411 contacts the slide bar 1, generating static friction force to lock the position of the sliding sleeve seat 4 on the slide bar 1;

[0032] Unlocking posture: the locking plate 41 is in a horizontal posture or forms a small angle with the horizontal plane, so that the inner wall of the locking hole 411 is out of contact with the slide rod 1, and the sliding sleeve seat 4 can move relative to the slide rod 1;

[0033] Better yet, a tightening spring 42 is provided in the sliding sleeve seat 4, and the tightening spring 42 is configured to apply a tightening force to the locking plate 41, so that the inner wall of the locking hole 411 of the locking plate 41 maintains contact with the sliding rod 1; the sliding sleeve seat 4 is in a normally locked state, and the locking force is large, thereby preventing the partition 2 from sliding down by itself when loaded with objects for a long time.

[0034] As a preferred solution, the tension spring 42 of the utility model is arranged below the locking plate 41; it is pre-compressed and applies an elastic tension force to the locking plate 41;

[0035] Combination Figure 4 As an embodiment, the upper and lower ends of the sliding sleeve seat 4 are respectively provided with a sleeve member 45; the sleeve member 45 has a sleeve hole for sleeve-connecting the sliding rod 1, and a plurality of rolling columns 451 are provided on the inner wall of the sleeve hole; the rolling columns 451 roll against the outer wall of the sliding rod 1, reducing the matching gap between the two, and also reducing the resistance between the two, so that smooth sliding is possible. In the unlocked state, the sliding stability is improved, the height adjustment operation is convenient, and the height adjustment is realized accurately.

[0036] See also Figure 3 As an implementation mode, the unlocking member is an unlocking rod 5 movably connected to the sliding sleeve seat 4; the locking plate 41 is provided with an unlocking column 412 for contacting the unlocking rod 5; pressing the unlocking rod 5 to make it contact with the unlocking column 412 drives the locking plate 41 to rotate, so that the locking hole 411 is out of contact with the sliding rod 1 and is in an unlocked state.

[0037] The unlocking rod 5 is out of contact with the unlocking column 412, and the tensioning spring 42 pushes the locking plate 41 to rotate and return to the locked state.

[0038] Furthermore, an unlocking paddle 52 for contacting the unlocking column 412 is provided at the end of the unlocking rod 5; by twisting the unlocking rod 5 to rotate it around the central axis, the unlocking paddle 52 is rotated to press down the unlocking column 412, and the rotation angle of the locking plate 41 is fine-tuned, so that the unlocking state can be accurately controlled to avoid the locking plate 41 from rotating too much, resulting in a reverse locking condition.

[0039] As an embodiment, an unlocking socket 43 for inserting the unlocking rod 5 is provided on the sliding sleeve seat 4; a return spring 51 is sleeved on the unlocking rod 5 to prevent the locking plate 41 from being unlocked by accident; at this time, the unlocking paddle 52 also plays a limiting role to prevent the unlocking rod 5 from falling out of the unlocking socket 43.

[0040] The sliding sleeve seat 4 is also provided with a lock plate mounting hole 44 , and the locking plate 41 is rotatably disposed in the lock plate mounting hole 44 .

[0041] Furthermore, a limit stopper 33 is provided on the support frame 3 to limit the partition 2 and prevent the partition 2 from contacting the slide bar 1.

[0042] More preferably, the support frame 3 is also provided with a plurality of clearance holes 34, so that the operator can use fingers to hold the clearance holes 34 to complete the height adjustment operation.

[0043] As an embodiment, a cross bar 31 is further connected between the two pallet racks 3 to facilitate synchronous height adjustment of the two pallet racks 3 .

[0044] Furthermore, in order to increase the contact area of ​​the partition 2, the support frame 3 is connected to the auxiliary support frame 32; the cross bar 31 is connected between the auxiliary support frames 32 of the two support frames 3; and assembly and disassembly are convenient.

[0045] See also Figure 5 The utility model also provides a refrigerator, which has a box body 6; the box body 6 has at least one storage compartment; the storage compartment is provided with the shelf continuous lifting and lowering adjustment mechanism;

[0046] Preferably, both ends of the slide rod 1 are provided with a mounting joint 11 for fixing with the inner wall of the box body 6 to fix the adjustment mechanism in the box body 6 .

[0047] In summary, the utility model provides a continuous lifting and adjusting mechanism for a shelf, which generates friction force by contacting a locking plate with a sliding rod to lock the position of the partition; the height of the partition can be adjusted at will by unlocking the unlocking rod. The overall structure is simple, the components are small in size, do not occupy storage space, are easy to operate, the height of the partition can be continuously adjusted, and the versatility is strong. The utility model also provides a refrigerator with a storage compartment; the storage compartment is provided with a continuous lifting and adjusting mechanism for a shelf.

[0048] Of course, the present invention may have many other embodiments. Without departing from the spirit and essence of the present invention, technicians familiar with the field can make various corresponding changes and deformations based on the present invention, but these corresponding changes and deformations should all fall within the scope of protection of the claims attached to the present invention.

Claims

1. A shelf continuous lifting and adjusting mechanism, characterized in that: It comprises two vertically arranged sliding rods; the two sliding rods are respectively slidably connected to a support frame for supporting the partition; the support frame is connected to the sliding rod through a sliding sleeve assembly; The sliding sleeve assembly comprises a sliding sleeve seat that is slidably sleeved with a sliding rod; the sliding sleeve seat is connected to a support frame; a locking plate is arranged inside the sliding sleeve seat; the locking plate is configured to generate a static friction force when in contact with the sliding rod, thereby locking the position of the sliding sleeve seat on the sliding rod; The sliding sleeve seat is also provided with an unlocking member; the unlocking member is configured to drive the locking plate to disengage from the sliding rod, so that the sliding sleeve seat can move relative to the sliding rod.

2. The shelf continuous lifting and adjusting mechanism according to claim 1, characterized in that: The locking plate is rotatably arranged in the sliding sleeve seat, and the locking plate is configured to switch the contact state between the locking plate and the sliding rod by rotating.

3. The shelf continuous lifting and adjusting mechanism according to claim 2, characterized in that: The locking plate is provided with a locking hole for movably sleeved the sliding rod; the locking hole is configured such that: when the inner wall of the hole contacts the sliding rod, static friction is generated to lock the position of the sliding sleeve seat on the sliding rod; when the inner wall of the hole is out of contact with the sliding rod, the sliding sleeve seat can move relative to the sliding rod.

4. The shelf continuous lifting and adjusting mechanism according to claim 2, characterized in that: A tension spring is arranged in the sliding sleeve seat, and the tension spring is configured to apply a tension force to the locking plate so that the locking plate maintains contact with the sliding rod.

5. The shelf continuous lifting and adjusting mechanism according to claim 2, characterized in that: The cross-sectional shape of the slide bar and the shape of the locking hole are both rectangular.

6. The shelf continuous lifting and adjusting mechanism according to claim 1, characterized in that: A sleeve member is respectively arranged at the upper and lower ends of the sliding sleeve seat; the sleeve member has a sleeve hole for sleeve-connecting the sliding rod, and a plurality of rolling columns rollingly abutting against the outer side wall of the sliding rod are arranged on the inner wall of the sleeve hole.

7. The shelf continuous lifting and adjusting mechanism according to claim 1, characterized in that: The unlocking member is an unlocking rod movably connected to the sliding sleeve seat; the locking plate is provided with an unlocking column for contacting with the unlocking rod.

8. The shelf continuous lifting and adjusting mechanism according to claim 7, characterized in that: The sliding sleeve seat is provided with an unlocking socket for inserting an unlocking rod; the unlocking rod is sleeved with a return spring; the end of the unlocking rod is provided with an unlocking paddle for contacting with the unlocking column.

9. The shelf continuous lifting and adjusting mechanism according to claim 1, characterized in that: The support frame is connected to the auxiliary support frame; a cross bar is connected between the auxiliary support frames of the two support frames.

10. A refrigerator, comprising a box body; the box body having at least one storage compartment; characterized in that: The storage room is provided with a shelf continuous lifting and adjusting mechanism as described in any one of claims 1 to 9.

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