Turn-over mechanism and vertical refrigeration equipment

Abstract

The utility model relates to the technical field of refrigeration equipment, and provides a gear turning mechanism, which comprises a baffle plate, a shaft seat, a transmission shaft and a transmission shaft, the two shaft seats are positioned on the same horizontal line; the baffle can rotate around the horizontal line to switch a horizontal posture or a vertical posture; the two limiting assemblies are arranged on the two sides of the baffle correspondingly. And when the baffle is in the vertical posture, the reverse rotation of the baffle is limited, so that the baffle is kept in the posture. Therefore, the horizontal posture or the vertical posture is switched through the rotating baffle, and the space is shielded or opened; the structure is simple, operation is convenient, and an open space can be effectively shielded. The utility model further provides vertical refrigeration equipment which is provided with the gear turning mechanism. And after the baffle is erected, the placing space above the shelf can be completely shielded, so that the loss of the cooling capacity is effectively avoided.

Description

Technical Field

[0001] The utility model belongs to the technical field of refrigeration equipment, and in particular relates to a turning mechanism and a vertical refrigeration equipment. Background Art

[0002] For example, the vertical refrigerator disclosed in Chinese patent CN218065469U has multiple layers of partitions inside the cabinet for storing articles in layers, and a storage space is formed above each layer of partitions.

[0003] However, upright freezers usually have only one door. When the door is opened to take out items, each layer of storage space loses cold air to the outside, causing large temperature fluctuations inside the cabinet and increasing refrigeration energy consumption.

[0004] In summary, the prior art obviously has inconveniences and defects in practical use, so it is necessary to improve it. Utility Model Content

[0005] In view of the above-mentioned defects, the utility model mainly provides a flipping mechanism to solve the technical problem that the coldness of the storage space formed above each layer of the shelf board is easily lost.

[0006] In order to solve the above problems, the utility model provides a flipping mechanism, comprising:

[0007] The baffle plate has lower parts of two sides thereof rotatably connected to a shaft seat respectively; the two shaft seats are located on the same horizontal line; the baffle plate can rotate around the horizontal line to switch between horizontal and vertical postures;

[0008] Two groups of limiting components are respectively arranged on both sides of the baffle; when the baffle is in a vertical posture, the reverse rotation of the baffle is limited to keep the posture.

[0009] According to the flipping mechanism of the utility model, the limit assembly includes a limit box and a limit head; the limit head has two states of extending and retracting relative to the limit box;

[0010] Push blocks are fixed on both sides of the baffle respectively; the push blocks are configured to abut against the limit head and press it as the baffle rotates, so that the limit head switches to an extended or retracted state;

[0011] The baffle is in a vertical posture: when the limit head is in an extended state, the reverse rotation of the baffle is restricted; when the limit head is in a retracted state, the restriction is released and the baffle can rotate.

[0012] According to the flipping mechanism of the utility model, two push blocks are fixedly arranged on each side of the baffle plate; when the baffle plate is in a vertical posture and the limit head is in an extended state, the two push blocks are respectively located on both sides of the limit head.

[0013] According to the turning block mechanism of the utility model, the limit head is provided with an inclined outer guide surface and an inner guide surface.

[0014] According to the turning gear mechanism of the utility model, the limit assembly further comprises a limit shaft, and at least three limit ribs arranged along the axial direction thereof are evenly arranged on the outer wall of the limit shaft, and the limit ribs form a rotating inclined surface toward one end of the limit head;

[0015] The side of the limit head facing the limit box is provided with a shaft sleeve movably connected to the limit shaft; the end surface of the shaft sleeve facing the limit box is formed with a plurality of driving inclined surfaces connected in a serrated shape in sequence and used to cooperate with the rotating inclined surface;

[0016] An axial hole is provided in the limit box, and a limit spring is provided in the axial hole; a plurality of track ribs are evenly arranged on the inner wall of the axial hole, and a stop groove for cooperating with the driving inclined surface is provided at the lower end of the track rib; an axial groove is formed between two adjacent track ribs.

[0017] According to the shifting mechanism of the utility model, a plurality of guide ribs are evenly arranged on the outer wall of the shaft sleeve, and each guide rib is slidably matched with the corresponding axial groove.

[0018] According to the tipping mechanism of the utility model, the limit head is fixedly connected to the guide column at one end facing the limit box, and a guide hole slidingly matched with the guide column is also provided in the limit box; an anti-disengagement hook is fixedly provided at the end of the guide column, and an anti-disengagement ring for abutting and matching with the anti-disengagement hook is provided at the opening position of the guide hole.

[0019] According to the flipping mechanism of the utility model, a rotating shaft is fixedly arranged on both sides of the baffle respectively; the rotating shaft is rotatably connected to the shaft seat.

[0020] According to the flipping mechanism of the utility model, it also includes a stopper assembly, and the stopper assembly is configured to: limit the baffle from further rotating after it reaches a vertical posture;

[0021] The stop assembly comprises a stop box and a stop block which are slidably sleeved with each other; a stop spring is arranged between the stop box and the stop block.

[0022] A vertical refrigeration device has the above-mentioned flipping mechanism; it includes an inner tank, in which at least one layer of shelf plates is provided, and a placement space is formed above the shelf plates; the shaft seat and the limit assembly of the flipping mechanism are fixed on the inner side wall of the inner tank; when the baffle is in a vertical posture, it can shield the placement space.

[0023] In summary, the flipping mechanism of the utility model can block or open the space by switching the horizontal or vertical posture of the rotating baffle plate; it has a simple structure and is easy to operate, and can effectively block the open space. The utility model also provides a vertical refrigeration device with the flipping mechanism; after the baffle plate is erected, the placement space above the shelf can be completely blocked, effectively preventing the loss of cold. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a structural schematic diagram of the turning gear mechanism of the utility model;

[0025] Figure 2 yes Figure 1 A schematic diagram of the structure of the middle baffle;

[0026] Figure 3 yes Figure 1 Schematic diagram of the explosion structure of the middle limit assembly;

[0027] Figure 4 yes Figure 1 A schematic diagram of the cross-sectional structure of the middle limit assembly;

[0028] Figure 5 yes Figure 1 Schematic diagram of the cross-sectional exploded structure of the middle limit assembly;

[0029] Figure 6 It is a cross-sectional structural schematic diagram of a limiting component in a working state;

[0030] Figure 7 It is a cross-sectional structural schematic diagram of a limiting component in a working state;

[0031] Figure 8 It is a cross-sectional structural schematic diagram of a limiting component in a working state;

[0032] Fig. 9 yes Figure 1 A schematic cross-sectional view of the stopper assembly;

[0033] Fig.10 It is a structural schematic diagram of the vertical refrigeration equipment of the utility model;

[0034] In the figure: 1-baffle, 11-axle seat, 12-rotating shaft, 13-push block, 14-guide hole; 2-limit box, 21-limit head, 211-outer guide surface, 212-inner guide surface; 22-limit spring, 23-limit shaft, 231-limit rib, 232-rotating inclined surface; 24-axle sleeve, 241-guide rib, 242-driving inclined surface; 25-guide column, 26-axle hole, 261-axial groove; 27-track rib, 271-stop groove; 3-stop box, 31-stop block, 32-stop spring, 33-guide rod, 34-spring seat tube, 35-guide sleeve; 100-shelf plate, 200-box. DETAILED DESCRIPTION

[0035] See also Figure 1 The utility model provides a flipping mechanism, comprising:

[0036] The baffle 1, the lower parts of the two sides of which are rotatably connected to a shaft seat 11 respectively; the two shaft seats 11 are located on the same horizontal line; the baffle 1 can rotate with the two shaft seats 11 as the center of the circle, switching between a horizontal and a vertical posture;

[0037] See also Figure 2 Optionally, a rotating shaft 12 is fixedly disposed on both sides of the baffle 1; the rotating shaft 12 is rotatably connected to the shaft seat 11.

[0038] Two sets of limit assemblies are respectively arranged on both sides of the baffle 1; when the baffle 1 is in a vertical posture, the baffle 1 is limited from rotating in the opposite direction so as to maintain the posture;

[0039] See also Figure 3 The limit assembly of the utility model includes a limit box 2 and a limit head 21; the limit head 21 has two states of extending and retracting relative to the limit box 2; combined with Figure 2 , push blocks 13 are fixed on both side surfaces of the baffle 1; the push blocks 13 are configured to abut against and press the limit head 21 as the baffle 1 rotates, so that the limit head 21 switches to the extended or retracted state;

[0040] The baffle 1 is in a vertical posture: when the limit head 21 is in an extended state, the reverse rotation of the baffle 1 is restricted; when the limit head 21 is in a retracted state, the restriction is released and the baffle 1 can rotate;

[0041] When the baffle 1 of the utility model is in a vertical posture, the limit head 21 can be retracted by manual pressing, thereby releasing the restriction;

[0042] See also Figure 6 As an embodiment, two push blocks 13 are fixed on each side of the baffle 1; when the baffle 1 is in a vertical position and the limit head 21 is in an extended state, the two push blocks 13 are respectively located on both sides of the limit head 21;

[0043] Furthermore, the limit head 21 is provided with an inclined outer guide surface 211 and an inner guide surface 212;

[0044] The process of baffle 1 switching from horizontal posture to vertical posture:

[0045] Combination Figure 6 , the limit head 21 is in the extended state, and as the baffle 1 rotates, the front push block 13 contacts the outer guide surface 211 of the limit head 21, and the limit head 21 is pressed to switch it to the retracted state; after the baffle 1 is in the vertical posture, it continues to move forward a small distance, so that the rear push block 13 contacts the outer guide surface 211, and the limit head 21 is pressed to switch it to the extended state; at this time, the two push blocks 13 are respectively located on both sides of the limit head 21, limiting the reverse rotation of the baffle 1, so that the baffle 1 maintains a vertical posture;

[0046] The process of baffle 1 switching from a vertical posture to a horizontal posture:

[0047] Combination Figure 7 , the baffle 1 moves forward a small distance, so that the rear push block 13 contacts the outer guide surface 211, pressing the limit head 21 to switch it to the retracted state;

[0048] See also Figure 8 , then the baffle 1 rotates in the opposite direction (moves backward), and the front push block 13 contacts the inner guide surface 212 of the limit head 21 during the backward movement, pressing the limit head 21 to switch it to the extended state;

[0049] The subsequent baffle 1 posture switching operation can repeat the above process cyclically, and the operation is convenient.

[0050] When the baffle 1 is in a vertical position, the space above the shelf 100 can be blocked and closed. When the baffle 1 is in a horizontal position, the space above the shelf 100 is open, and items can be taken in and out.

[0051] See also Figure 4 and Figure 5 As an embodiment of the limiting assembly of the utility model, the limiting assembly further comprises a limiting shaft 23, and at least three limiting ribs 231 are evenly arranged on the outer wall of the limiting shaft 23 along the axial direction thereof, and one end of the limiting rib 231 toward the limiting head 21 forms a rotating inclined surface 232;

[0052] The side of the limit head 21 facing the limit box 2 is provided with a shaft sleeve 24 movably connected to the limit shaft 23; the end surface of the shaft sleeve 24 facing the limit box 2 is formed with a plurality of driving inclined surfaces 242 connected in sequence in a serrated shape and used to cooperate with the rotating inclined surface 232; the driving inclined surface 242 fits closely with the rotating inclined surface 232, and pressing the limit head 21 can drive the limit shaft 23 to rotate.

[0053] The limit box 2 is provided with an axial hole 26, in which a limit spring 22 is provided; a plurality of track ribs 27 are evenly arranged on the inner wall of the axial hole 26, and a stop groove 271 for cooperating with the driving inclined surface 242 is provided at the lower end of the track rib 27; an axial groove 261 is formed between two adjacent track ribs 27;

[0054] Better yet, the number of the track ribs 27 of the present invention can be the same as the number of the limiting ribs 231 , or an integer multiple of the number of the limiting ribs 231 .

[0055] Press the limit head 21 to drive the limit shaft 23 to rotate a certain angle, so that the rotating inclined surface 232 of the limit rib 231 enters the stop groove 271; at this time, the limit head 21 is in a retracted state;

[0056] Press the limit head 21 again to drive the limit shaft 23 to rotate a certain angle, so that the limit rib 231 enters the axial groove 261, and the limit spring 22 releases its elastic energy to push the limit head 21 to switch to the extended state;

[0057] Furthermore, a plurality of guide ribs 241 are evenly arranged on the outer wall of the shaft sleeve 24, and each guide rib 241 is slidably matched with the corresponding axial groove 261; the reaction force generated by the limit shaft 23 is shared by the cooperation between the guide rib 241 and the axial groove 261, so as to avoid damage to the connection position between the shaft sleeve 24 and the limit head 21.

[0058] As an embodiment, the limit head 21 is fixedly connected to a guide column 25 at one end facing the limit box 2, and a guide hole 14 is also provided in the limit box 2 for sliding cooperation with the guide column 25; better, there are two guide columns 25, which are symmetrically arranged on both sides of the shaft sleeve 24; the two guide columns 25 can slide axially along the guide hole 14, so that the extension and retraction of the limit head 21 are smooth.

[0059] Furthermore, an anti-drop hook is fixedly provided at the end of the guide column 25, and an anti-drop ring for abutting and cooperating with the anti-drop hook is provided at the opening position of the guide hole 14; the cooperation between the two limits the extension stroke of the limit head 21 to prevent the limit head 21 from detaching from the limit box 2.

[0060] As an embodiment, the flap mechanism of the utility model further includes a stopper assembly, and the stopper assembly is configured to: restrict the baffle 1 from further rotating after it reaches a vertical posture;

[0061] See also Fig. 9 As an embodiment of the stop assembly, the stop assembly includes a stop box 3 and a stop block 31 which are slidably connected to each other; a stop spring 32 is provided between the stop box 3 and the stop block 31;

[0062] The baffle 1 is in a vertical position, and continues to push forward to squeeze the stop block 31, and the stop spring 32 contracts; after the external force is removed, the stop spring 32 returns to release elastic energy, pushing the baffle 1 to rotate in the opposite direction.

[0063] Furthermore, a spring seat 34 for placing a stop spring 32 is provided in the stop box 3; more preferably, in order to make the stop block 31 move smoothly, a guide rod 33 is fixedly connected to the side of the stop block 31 facing the stop box 3, and a guide sleeve 35 slidably sleeved with the guide rod 33 is also provided in the stop box 3;

[0064] There are preferably two guide rods 33 , which are symmetrically arranged on both sides of the stop spring 32 .

[0065] The flipping mechanism of the utility model realizes shielding or opening by setting a rotatable baffle plate 1 and switching its horizontal or vertical posture; when the baffle plate 1 is in a vertical posture, the space above the shelf plate 100 can be shielded and closed. When the baffle plate 1 is in a horizontal posture, the space above the shelf plate 100 is open and items can be taken in and out. The structure is simple, the operation is convenient, and the open space can be effectively shielded.

[0066] See also Fig.10 The utility model also provides a vertical refrigeration device, which has the above-mentioned turning-over mechanism; the vertical refrigeration device comprises an inner container, in which at least one layer of shelf board 100 is provided, and a placement space is formed above the shelf board 100; the shaft seat 11 and the limit assembly of the turning-over mechanism are fixedly arranged on the inner side wall of the inner container;

[0067] Preferably, the shaft seat 11 of the flipping mechanism is flush with the shelf 100; the limit assembly is arranged near the top of the placement space; after the baffle 1 is erected, the placement space can be completely shielded to effectively prevent the loss of cold. After the baffle 1 is lowered, items can be taken from the placement space.

[0068] Furthermore, the stop assembly of the flip mechanism is also fixed on the inner wall of the inner container.

[0069] The vertical refrigeration device of the utility model can be a refrigerator or a vertical freezer.

[0070] In summary, the utility model provides a flipping mechanism, which can block or open a space by rotating a baffle plate to switch its horizontal or vertical posture; it has a simple structure and is easy to operate, and can effectively block an open space. The utility model also provides a vertical refrigeration device, which has the flipping mechanism; after the baffle plate is erected, the placement space above the shelf can be completely blocked, effectively preventing the loss of cold.

[0071] 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 gear shifting mechanism, characterized in that: include: The baffle plate has lower parts of two sides thereof that are rotatably connected to a shaft seat respectively; the two shaft seats are located on the same horizontal line; the baffle plate can rotate around the horizontal line to switch between a horizontal and a vertical posture; Two groups of limiting components are respectively arranged on both sides of the baffle; when the baffle is in a vertical posture, the reverse rotation of the baffle is limited to keep the posture.

2. The flipping mechanism according to claim 1, characterized in that: The limit assembly includes a limit box and a limit head; the limit head has two states: extended and retracted relative to the limit box; Push blocks are fixed on both sides of the baffle respectively; the push blocks are configured to abut against the limit head and press it as the baffle rotates, so that the limit head switches to an extended or retracted state; The baffle is in a vertical posture: when the limit head is in an extended state, the reverse rotation of the baffle is restricted; when the limit head is in a retracted state, the restriction is released and the baffle can rotate.

3. The flipping mechanism according to claim 2, characterized in that: Two push blocks are fixedly arranged on each side of the baffle; when the baffle is in a vertical posture and the limit head is in an extended state, the two push blocks are respectively located on both sides of the limit head.

4. The flipping mechanism according to claim 3, characterized in that: The limit head is provided with an inclined outer guide surface and an inner guide surface.

5. The flipping mechanism according to claim 2, characterized in that: The limiting assembly further comprises a limiting shaft, and at least three limiting ribs arranged along the axial direction of the limiting shaft are evenly arranged on the outer wall of the limiting shaft, and the limiting ribs form a rotating inclined surface toward one end of the limiting head; The side of the limit head facing the limit box is provided with a shaft sleeve movably connected to the limit shaft; the end surface of the shaft sleeve facing the limit box is formed with a plurality of driving inclined surfaces connected in a serrated shape in sequence and used to cooperate with the rotating inclined surface; An axial hole is provided in the limit box, and a limit spring is provided in the axial hole; a plurality of track ribs are evenly arranged on the inner wall of the axial hole, and a stop groove for cooperating with the driving inclined surface is provided at the lower end of the track rib; an axial groove is formed between two adjacent track ribs.

6. The flipping mechanism according to claim 5, characterized in that: A plurality of guide ribs are evenly arranged on the outer wall of the shaft sleeve, and each guide rib is slidably matched with the corresponding axial groove.

7. The flipping mechanism according to claim 2, characterized in that: The limit head is fixedly connected to a guide column at one end facing the limit box, and a guide hole slidably matched with the guide column is also provided in the limit box; an anti-slip hook is fixedly provided at the end of the guide column, and an anti-slip ring for abutting and matching with the anti-slip hook is provided at the opening position of the guide hole.

8. The flipping mechanism according to claim 1, characterized in that: A rotating shaft is fixedly arranged on both sides of the baffle respectively; the rotating shaft is rotatably connected to the shaft seat.

9. The flipping mechanism according to claim 1, characterized in that: Also included is a stopper assembly, wherein the stopper assembly is configured to: limit the baffle from further rotating after the baffle reaches a vertical posture; The stop assembly comprises a stop box and a stop block which are slidably sleeved with each other; a stop spring is arranged between the stop box and the stop block.

10. A vertical refrigeration device, comprising a flap mechanism as claimed in any one of claims 1 to 9; characterized in that: It comprises an inner liner, wherein at least one layer of shelf plates is arranged in the inner liner, and a placement space is formed above the shelf plates; the shaft seat and the limit assembly of the flipping mechanism are fixed on the inner side wall of the inner liner; when the baffle is in a vertical posture, it can shield the placement space.

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