Vertical lifting type cold storage heat preservation door structure

Abstract

The utility model discloses a vertical lifting type cold storage heat preservation door structure, and relates to the technical field of cold storage heat preservation doors, the vertical lifting type cold storage heat preservation door structure comprises a movable door plate, movable grooves are formed in the left side and the right side of the upper end of the movable door plate, and insertion blocks are arranged on the inner sides of the movable grooves. According to the vertical lifting type cold storage heat preservation door structure, an output shaft is controlled by a motor to rotate, a third bevel gear drives a fourth bevel gear and a reciprocating lead screw to rotate, two mounting bases drive a movable door plate to stably ascend and descend, and opening and closing of a cold storage door are achieved; a rotary knob is rotated to drive a bevel gear II and a bevel gear I to rotate, so that a two-way lead screw can drive two inserting blocks to slide to be separated from a mounting groove, the fixing of the mounting seat on the movable door plate is relieved, the quick disassembly and assembly of the movable door plate are realized, and the practicability is high. And overhaul and maintenance are facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of cold storage insulation doors, and particularly relates to a vertical lifting cold storage insulation door structure. Background Technique

[0002] A cold storage is a type of refrigeration equipment, usually located near transportation ports or the place of origin. Compared with a refrigerator, it has a larger refrigeration area and the same refrigeration principle. To facilitate the entry and exit of the cold storage and heat preservation, a suitable cold storage insulation door needs to be installed at the inlet and outlet of the cold storage.

[0003] For example, the patent number CN219840547U discloses a vertical lifting cold storage door structure, which relates to the technical field of cold storage door structures. The utility model includes a door frame, in which a lower door panel is slidably arranged. A first anti-collision strip is fixed on the top surface of the lower door panel. A threaded rod is rotatably connected in the door frame. Threaded blocks are fixed on both sides of the lower door panel, and the threaded blocks are threadedly sleeved on the surface of the threaded rod. A fixed frame is fixed in the door frame, and a sleeve is fixed in the fixed frame. A plug rod is movably inserted into the sleeve. When the lower door panel is lifted and opened, the first anti-collision strip and the second anti-collision strip are attached, so that the connecting plate moves in the fixed frame, and then the plug rod rises, causing the limit ring to compress the spring. Thus, when rising, it can play a buffering role, and further prevent the lower door panel from colliding with the door frame, avoiding the shape change of the lower door panel and preventing cold air from overflowing through the gap, and not affecting the refrigeration effect of the cold storage.

[0004] The vertical lifting cold storage insulation door structure in this patent lacks a locking structure for the lower door panel, resulting in a large burden on its lifting mechanism when the lower door panel hovers, affecting the service life of its lifting mechanism, and there are certain safety hazards. At the same time, it lacks a quick disassembly and assembly structure for the door panel, making the maintenance and repair of the door body more difficult. Content of the Utility Model

[0005] Aiming at the deficiencies of the prior art, the utility model provides a vertical lifting cold storage insulation door structure, which solves the problems that the vertical lifting cold storage insulation door structure lacks a locking structure for the lower door panel, resulting in a large burden on its lifting mechanism when the lower door panel hovers, affecting the service life of its lifting mechanism, and there are certain safety hazards. At the same time, it lacks a quick disassembly and assembly structure for the door panel, making the maintenance and repair of the door body more difficult.

[0006] The cam is provided with a plurality of movable grooves on the top of the movable door panel, and an insert block is provided on the inner side of the movable groove, and a two-way screw screw is provided on the inner side of the upper end of the movable door panel. The front side of the movable door panel is rotatably connected to the left and right sides of the upper end of the movable door panel, and a mounting seat is provided on the left and right sides of the upper end of the movable door panel. A fixed door panel is provided above the movable door panel, and a fixed seat is fixedly installed on the upper end of the fixed door panel, and an output shaft is provided inside the fixed seat, and a door frame is fixedly installed on the left and right sides of the lower end of the fixed seat, and a lifting groove is provided on the side of the door frame, and a reciprocating screw rod is provided on the inner side of the lifting groove, and an anti-collision strip is provided on the lower end of the fixed seat, and a positioning groove is provided on the lower end of the rear side of the movable door panel, and a sliding groove is provided on the lower end of the front side of the fixed door panel, and a positioning block is provided on the inner side of the sliding groove.

[0007] Preferably, the bidirectional lead screw is rotatably connected to the inner side of the movable door panel, the left and right ends of the bidirectional lead screw extend to the inner side of the movable groove and are threadedly connected to the inner side of the insert block, the insert block and the inner side of the movable groove are slidably connected, a bevel gear 1 is fixedly installed on the surface of the bidirectional lead screw, the rear end of the knob extends to the inner side of the movable door panel and is connected to the bevel gear 1 through a bevel gear 2, thereby realizing the transmission of the bidirectional lead screw by the knob.

[0008] Preferably, one end of the plug block extends to the outside of the movable groove, and is slidably connected to the mounting seat through the mounting groove. The end of the mounting seat away from the plug block is slidably connected to the inner side of the lifting groove, and is threadedly connected to the surface of the reciprocating screw rod, which facilitates the disassembly and assembly of the movable door panel and controls the lifting and lowering of the movable door panel.

[0009] Preferably, the output shaft is rotatably connected to the inner side of the fixed seat, bevel gear three is fixedly installed on the left and right ends of the output shaft, the upper end of the reciprocating screw extends to the inner side of the fixed seat, and is connected to bevel gear three through bevel gear four, which facilitates the control of the rotation of the reciprocating screw.

[0010] Preferably, the door frame and the fixed door panel are fixedly connected on the left and right sides, the lifting slot is located on the side of the door frame close to the fixed door panel, and two lifting slots and reciprocating screw rods are symmetrically arranged on the left and right to facilitate the control of stable lifting and lowering of the movable door panel.

[0011] Preferably, the anti-collision strip and the upper end of the movable door panel are adapted to each other, a groove is provided at the lower end of the fixing seat, the anti-collision strip and the inner side of the groove are adapted to each other, and are elastically connected to the inner side of the groove through a spring rod, so as to facilitate buffering of the upper end of the movable door panel.

[0012] Preferably, the positioning block is slidably connected to the inner side of the chute. The front end of the positioning block is adapted to the inner side of the positioning groove. An electric push rod is fixedly installed at the rear side of the fixed door panel. The output end of the electric push rod extends to the inner side of the chute and is fixedly connected to the rear end of the positioning block, which facilitates the hovering and locking of the moving door panel.

[0013] Beneficial effects

[0014] The utility model provides a vertical lifting cold storage insulation door structure. Compared with the prior art, the following beneficial effects are achieved:

[0015] 1. For the vertical lifting cold storage insulation door structure, by setting a moving door panel, an output shaft, bevel gear three, a reciprocating lead screw, bevel gear four, a positioning groove, a positioning block, and an electric push rod, the output shaft is rotated by a motor to drive bevel gear three to drive bevel gear four and the reciprocating lead screw to rotate, so that two mounting seats drive the moving door panel to stably lift and lower, realizing the opening and closing of the cold storage door. When the moving door panel rises to the highest position, the electric push rod extends to push the positioning block into the positioning groove, realizing the hovering and locking of the moving door panel, reducing the burden on the lifting structure and thus improving the service life.

[0016] 2. For the vertical lifting cold storage insulation door structure, by setting a moving door panel, insertion blocks, a bidirectional lead screw, bevel gear one, a knob, bevel gear two, mounting seats, and mounting grooves, by rotating the knob to drive bevel gear two and bevel gear one to rotate, the bidirectional lead screw can drive the two insertion blocks to slide out of the mounting grooves, thereby releasing the fixation of the mounting seats on the moving door panel and realizing the quick disassembly and assembly of the moving door panel, facilitating its maintenance and repair. Description of the drawings

[0017] Figure 1 is a schematic three-dimensional structure diagram of the utility model Figure 1 ;

[0018] Figure 2 is a schematic three-dimensional structure diagram of the utility model Figure 2 ;

[0019] Figure 3 is a schematic right-view half-sectional structure diagram of the utility model;

[0020] Figure 4 is a schematic A-A direction half-sectional structure diagram of the utility model.

[0021] In the figure: 1. movable door panel; 2. movable slot; 3. plug-in block; 4. bidirectional screw; 41. bevel gear one; 5. knob; 51. bevel gear two; 6. mounting seat; 61. mounting slot; 7. fixed door panel; 8. fixed seat; 9. output shaft; 91. bevel gear three; 10. door frame; 11. lifting slot; 12. reciprocating screw; 121. bevel gear four; 13. anti-collision strip; 131. groove; 132. spring rod; 14. positioning slot; 15. slide slot; 16. positioning block; 161. electric push rod. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figures 1-4 The utility model provides a technical solution: a vertical lifting cold storage insulation door structure, including a movable door panel 1, a movable groove 2 is opened on the left and right sides of the upper end of the movable door panel 1, an insert block 3 is arranged on the inner side of the movable groove 2, a bidirectional screw 4 is arranged on the inner side of the upper end of the movable door panel 1, a knob 5 is rotatably connected to the front side of the movable door panel 1, the bidirectional screw 4 is rotatably connected to the inner side of the movable door panel 1, the left and right ends of the bidirectional screw 4 extend to the inner side of the movable groove 2, and are threadedly connected to the inner side of the insert block 3, the insert block 3 is slidably connected to the inner side of the movable groove 2, and the surface of the bidirectional screw 4 A bevel gear 1 41 is fixedly installed, the rear end of the knob 5 extends to the inner side of the movable door panel 1 and is connected to the bevel gear 1 41 through the bevel gear 2 51, and a mounting seat 6 is arranged on the left and right sides of the upper end of the movable door panel 1, one end of the plug block 3 extends to the outer side of the movable slot 2, and is slidably sleeved with the mounting seat 6 through the mounting slot 61, and by rotating the knob 5 to drive the bevel gear 2 51 and the bevel gear 1 41 to rotate, the bidirectional lead screw 4 can drive the two plug blocks 3 to slide out of the mounting slot 61, thereby releasing the fixing of the mounting seat 6 to the movable door panel 1, and realizing the rapid disassembly and assembly of the movable door panel 1;

[0024] A fixed door panel 7 is arranged above the movable door panel 1, a fixed seat 8 is fixedly installed on the upper end of the fixed door panel 7, an output shaft 9 is arranged inside the fixed seat 8, door frames 10 are fixedly installed on the left and right sides of the lower end of the fixed seat 8, a lifting groove 11 is opened on the side of the door frame 10, a reciprocating screw rod 12 is arranged on the inner side of the lifting groove 11, one end of the mounting seat 6 away from the plug block 3 is slidably connected to the inner side of the lifting groove 11, and is threadedly connected to the surface of the reciprocating screw rod 12, the output shaft 9 is rotatably connected to the inner side of the fixed seat 8, and the left and right ends of the output shaft 9 are fixedly installed with bevel gears Wheel three 91, the upper end of the reciprocating screw rod 12 extends to the inner side of the fixed seat 8, and is connected to the bevel gear three 91 through the bevel gear four 121. The door frame 10 is fixedly connected to the left and right sides of the fixed door panel 7. The lifting groove 11 is located on the side of the door frame 10 close to the fixed door panel 7. The lifting groove 11 and the reciprocating screw rod 12 are both symmetrically arranged. The output shaft 9 is controlled by the motor to rotate, so that the bevel gear three 91 drives the bevel gear four 121 and the reciprocating screw rod 12 to rotate, so that the two mounting seats 6 drive the movable door panel 1 to stably lift and lower, thereby realizing the opening and closing of the cold storage door;

[0025] The lower end of the fixed seat 8 is provided with an anti-collision strip 13, and the anti-collision strip 13 and the upper end of the movable door panel 1 are adapted to each other. The lower end of the fixed seat 8 is provided with a groove 131, and the inner side of the anti-collision strip 13 and the groove 131 are adapted to each other, and are elastically connected to the inner side of the groove 131 through a spring rod 132. A positioning groove 14 is provided at the lower end of the rear side of the movable door panel 1, and a slide groove 15 is provided at the lower end of the front side of the fixed door panel 7. A positioning block 16 is provided inside the slide groove 15, and the positioning block 16 is slidably connected to the inner side of the slide groove 15, and the front end of the positioning block 16 and the inner side of the positioning groove 14 are adapted to each other. The rear of the fixed door panel 7 An electric push rod 161 is fixedly installed on the side, and the output end of the electric push rod 161 extends to the inner side of the slide groove 15 and is fixedly connected to the rear end of the positioning block 16, wherein an infrared detector electrically connected to the electric push rod 161 may be provided on the inner side of the groove 131. When the movable door panel 1 rises to the highest point, the anti-collision strip 13 buffers its upper end, and detects that the movable door panel 1 has risen to the highest point through the infrared detector, controls the electric push rod 161 to extend, and pushes the positioning block 16 into the positioning groove 14, thereby realizing the hovering locking of the movable door panel 1, reducing the burden on the lifting structure and thus improving the service life.

[0026] In use, by rotating the knob 5 to drive the second bevel gear 51 and the first bevel gear 41 to rotate, the bidirectional lead screw 4 can drive the two insertion blocks 3 to slide out of the installation groove 61, thereby releasing the fixation of the mounting seat 6 on the moving door panel 1, realizing the quick disassembly and assembly of the moving door panel 1, facilitating its maintenance and repair, and dealing with emergencies. By controlling the rotation of the output shaft 9 of the motor, the third bevel gear 91 drives the fourth bevel gear 121 and the reciprocating lead screw 12 to rotate, so that the two mounting seats 6 drive the moving door panel 1 to lift and lower stably, realizing the opening and closing of the cold storage door. When the moving door panel 1 rises to the highest position, the anti-collision strip 13 buffers its upper end. When the infrared detector detects that the moving door panel 1 rises to the highest position, it controls the electric push rod 161 to extend, pushing the positioning block 16 into the positioning groove 14 to realize the hovering and locking of the moving door panel 1, reducing the burden on the lifting structure and thus improving the service life.

[0027] Meanwhile, the content not detailedly described in this specification belongs to the prior art well-known to those skilled in the art.

[0028] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A vertical lifting cold storage insulation door structure, including a movable door panel (1), characterized in that: The movable door panel (1) has movable grooves (2) on both sides of the upper end thereof, an insert block (3) is arranged on the inner side of the movable groove (2), a bidirectional lead screw (4) is arranged on the inner side of the upper end thereof, a knob (5) is rotatably connected to the front side of the movable door panel (1), mounting seats (6) are arranged on both sides of the upper end thereof, a fixed door panel (7) is arranged above the movable door panel (1), a fixed seat (8) is fixedly mounted on the upper end of the fixed door panel (7), and the fixed seat (8) is An output shaft (9) is arranged inside, door frames (10) are fixedly installed on the left and right sides of the lower end of the fixed seat (8), a lifting groove (11) is arranged on the side of the door frame (10), a reciprocating screw rod (12) is arranged on the inner side of the lifting groove (11), an anti-collision strip (13) is arranged on the lower end of the fixed seat (8), a positioning groove (14) is arranged on the lower end of the rear side of the movable door panel (1), a sliding groove (15) is arranged on the lower end of the front side of the fixed door panel (7), and a positioning block (16) is arranged on the inner side of the sliding groove (15).

2. The structure of a vertical lifting cold storage insulation door according to claim 1, characterized in that: The bidirectional lead screw (4) is rotatably connected to the inner side of the movable door panel (1); the left and right ends of the bidirectional lead screw (4) extend to the inner side of the movable groove (2) and are threadedly connected to the inner side of the insert block (3); the insert block (3) is slidably connected to the inner side of the movable groove (2); a bevel gear 1 (41) is fixedly mounted on the surface of the bidirectional lead screw (4); the rear end of the knob (5) extends to the inner side of the movable door panel (1) and is transmission-connected to the bevel gear 1 (41) via a bevel gear 2 (51).

3. The structure of a vertical lifting cold storage insulation door according to claim 1, wherein: One end of the insert block (3) extends to the outside of the movable groove (2) and is slidably connected to the mounting seat (6) through the mounting groove (61); one end of the mounting seat (6) away from the insert block (3) is slidably connected to the inside of the lifting groove (11) and is threadedly connected to the surface of the reciprocating screw rod (12).

4. The structure of a vertical lifting cold storage insulation door according to claim 1, characterized in that: The output shaft (9) is rotatably connected to the inner side of the fixed seat (8), bevel gear three (91) is fixedly mounted on the left and right ends of the output shaft (9), the upper end of the reciprocating screw rod (12) extends to the inner side of the fixed seat (8), and is transmission-connected to bevel gear three (91) via bevel gear four (121).

5. The structure of a vertical lifting cold storage insulation door according to claim 1, characterized in that: The door frame (10) and the fixed door panel (7) are fixedly connected on the left and right sides; the lifting slot (11) is located on the side of the door frame (10) close to the fixed door panel (7); and two lifting slots (11) and two reciprocating screw rods (12) are symmetrically arranged on the left and right sides.

6. The structure of a vertical lifting cold storage insulation door according to claim 1, characterized in that: The upper ends of the anti-collision strip (13) and the movable door panel (1) are adapted to each other, a groove (131) is provided at the lower end of the fixing seat (8), the anti-collision strip (13) and the inner side of the groove (131) are adapted to each other, and are elastically connected to the inner side of the groove (131) via a spring rod (132).

7. The structure of a vertically liftable cold storage insulation door according to claim 1, characterized in that: The positioning block (16) is slidably connected to the inner side of the sliding groove (15), the front end of the positioning block (16) is adapted to the inner side of the positioning groove (14), an electric push rod (161) is fixedly installed on the rear side of the fixed door panel (7), the output end of the electric push rod (161) extends to the inner side of the sliding groove (15) and is fixedly connected to the rear end of the positioning block (16).

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