CN219587465U

CN219587465U - Low-temperature grain storage heat-preservation airtight electric door

Info

Publication number: CN219587465U
Application number: CN202320579578.1U
Authority: CN
Inventors: 李波; 辜海全; 殷作均; 吴剑
Original assignee: Sichuan Sanhui Yongxing Technology Co ltd
Current assignee: Sichuan Sanhui Yongxing Technology Co ltd
Priority date: 2023-03-22
Filing date: 2023-03-22
Publication date: 2023-08-25
Anticipated expiration: 2033-03-22

Abstract

The utility model relates to a low-temperature grain storage heat-preservation airtight electric door, and belongs to the technical field of grain depot doors. The low-temperature grain storage heat-preservation airtight electric door comprises a door frame, a door body, a driving piece, a rotating shaft and a hinge block. A limiting block is arranged at the top of the inner side of the door frame. One side of the door body is rotatably arranged on the inner side surface of the door frame, the inside of the door body is provided with a mounting groove, and the mounting groove is positioned on one side of the door body away from the door frame. The driving piece is installed in the installation groove. One end of the rotating shaft is connected with the driving piece, and the other end extends towards the direction of the limiting block. The hinge block is installed in the one end that the pivot is close to the stopper, and driving piece drive pivot rotates so that hinge block and stopper looks butt in order to lock the door body. The low-temperature grain storage heat-preservation airtight electric door can reduce gaps between a door frame and a door body and between the door body and the door body as far as possible, thereby solving the technical problems of poor sealing property and poor heat-preservation and heat-insulation performance of a grain depot door.

Description

Low-temperature grain storage heat-preservation airtight electric door

Technical Field

The utility model belongs to the technical field of grain depot doors, and particularly relates to a low-temperature grain storage heat-preservation airtight electric door.

Background

In the process of grain storage and preservation, the temperature and humidity are important factors influencing the safe storage of grain and oil. Biological components such as pests, microorganisms, grains and the like in the grain pile can perform normal life activities under proper conditions of moisture and oxygen. If the grain is not frozen, the temperature of the stored grain is reduced, so that the vigorous life activities of various biological components in the grain pile can be inhibited, the loss of substances in the grain during storage is reduced, the original quality of the grain is maintained to the maximum extent, and the aging speed of the stored grain is delayed. So the requirements for heat preservation, heat insulation and air tightness of doors and windows in storage are very high. The existing grain depot door is manually opened and closed, so that gaps exist between the door frame and the door body and between the door body and the door body, and the sealing performance and the heat insulation performance of the whole grain depot door are poor.

Disclosure of Invention

The utility model provides a low-temperature grain storage heat-preservation airtight electric door which is used for solving the technical problems of poor sealing property and poor heat-preservation and heat-insulation performance of a grain depot door.

In order to achieve the above purpose, the present utility model is realized by the following technical scheme: the low-temperature grain storage heat-preservation airtight electric door comprises a door frame, a door body, a driving piece, a rotating shaft and a hinge block. A limiting block is arranged at the top of the inner side of the door frame. One side of the door body is rotatably arranged on the inner side surface of the door frame, the inside of the door body is provided with a mounting groove, and the mounting groove is positioned on one side of the door body away from the door frame. The driving piece is installed in the installation groove. One end of the rotating shaft is connected with the driving piece, and the other end extends towards the direction of the limiting block. The hinge block is installed in the one end that the pivot is close to the stopper, and driving piece drive pivot rotates so that hinge block and stopper looks butt in order to lock the door body.

When the low-temperature grain storage heat-preservation airtight electric door provided by the utility model is used, the door body is rotated firstly to enable the door body to be attached to the door frame, and the driving piece drives the rotating shaft to rotate, so that the hinge block is abutted with the limiting block to lock the door body.

Optionally, the drive member comprises a drive motor, a worm gear, and a drive shaft. The driving motor is installed in the installation groove. One end of the worm is connected with an output shaft of the driving motor. The worm wheel is meshed with the worm. One end of the transmission shaft is connected with the worm wheel, the other end of the transmission shaft is connected with the rotating shaft, and the driving motor drives the transmission shaft to rotate, so that the hinge block is abutted with the limiting block to lock the door body.

Optionally, the drive further comprises a mounting housing and a base. The installation casing is located the mounting groove, has seted up the through-hole on the opposite side of installation casing, and the one end of pivot passes the through-hole to stretch into in the installation casing and be connected with the transmission shaft. The base is installed on the installation casing, and driving motor installs on the base, has the curb plate on the base, and the axis direction mutually perpendicular of curb plate and transmission shaft to be close to the side setting of worm wheel, the curb plate is passed to the one end of transmission shaft.

Optionally, the driving member further comprises a limit adjuster and a limit switch. The limit adjuster is arranged on the transmission shaft and is positioned on one side of the side plate away from the worm wheel. The limit switch is installed on the side that the curb plate is close to limit regulator, and the transmission shaft rotates so that limit regulator triggers limit switch when, driving motor stops rotating.

Optionally, the stopper is installed respectively on the opposite side of door frame, and transmission shaft, pivot and hinge piece's quantity is two, and the worm wheel rotates so that two hinge pieces respectively with two stopper looks butt.

Optionally, two door bodies are arranged and are symmetrically arranged along the door frame, and the two door bodies are provided with mounting grooves.

Optionally, the low-temperature grain storage heat-preservation airtight electric door further comprises a sealing strip. The door body is provided with a groove, the groove is positioned at the joint surface of the door body and the door frame, and the sealing strip is arranged in the groove and is abutted against the door frame.

Optionally, the low-temperature grain storage heat-preservation airtight electric door further comprises a hinge. The side of the door body is hinged with the side of the door frame through a plurality of hinges.

According to the technical scheme, the low-temperature grain storage heat-preservation airtight electric door provided by the utility model has the beneficial effects that: according to the utility model, the door body is rotated to be attached to the door frame, the rotating shaft is driven to rotate through the driving piece, so that the hinge block is abutted against the limiting block to lock the door body, and the hinge block is abutted against the limiting block to reduce the gap between the door body and the door frame, so that the technical problems of poor sealing property and poor heat insulation performance of the grain depot door in the prior art are solved, the grain depot can be kept at a low temperature under the condition of not freezing the grains, the vigorous life activities of various biological components in the grain depot are restrained, the loss of substances during storage of the grains is reduced, the original quality of the grains is kept to the maximum extent, and the grain storage aging speed is delayed.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic structural view of a low-temperature grain storage heat-preserving airtight electric door provided by an embodiment of the utility model;

fig. 2 is a schematic diagram of an internal structure of a door body according to an embodiment of the present utility model;

FIG. 3 is a schematic view illustrating assembly of a driving member, a rotating shaft and a hinge block according to an embodiment of the present utility model;

FIG. 4 is a schematic structural view of a driving member according to an embodiment of the present utility model;

fig. 5 is a schematic plan view of fig. 4 in the direction indicated by the arrow.

In the figure: 1-a door frame; 2-door body; 3-a driving member; 31-a drive motor; 32-worm; 33-worm wheel; 34-a drive shaft; 35-a mounting housing; 36-a base; 37-limit adjuster; 38-limit switch; 4-rotating shaft; 5-hinging blocks; 6-hinge; 7-limiting blocks.

Detailed Description

Embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.

In the description of the present utility model, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

The terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Examples

In order to solve the technical problems of poor tightness and poor heat preservation and insulation performance of the grain depot door, referring to fig. 2, the embodiment provides a low-temperature grain storage heat preservation airtight electric door which can comprise a door frame 1, a door body 2, a driving piece 3, a rotating shaft 4 and a hinging block 5. A limiting block 7 is arranged at the top of the inner side of the door frame 1. One side of the door body 2 is rotatably arranged on the inner side surface of the door frame 1, and a mounting groove is formed in the door body 2 and is positioned on one side of the door body 2 away from the door frame 1. The driving member 3 is mounted in the mounting groove. One end of the rotating shaft 4 is connected with the driving piece 3, and the other end extends towards the direction of the limiting block 7. The hinge block 5 is installed in the one end that is close to stopper 7 of pivot 4, and driving piece 3 adopts electronic mode drive pivot 4 to rotate so that hinge block 5 and stopper 7 butt in order to lock door body 2. Referring to fig. 2 and 3, the stopper 7 may have a cylindrical shape, and the side surface of the hinge block 5 may have a circular arc shape to reduce wear at the contact point of the hinge block 5 and the stopper 7.

Through above-mentioned structure, the airtight electrically operated gate of low temperature grain storage heat preservation that this embodiment provided, when using, earlier rotate the door body 2 so that the door body 2 is laminated mutually with door frame 1, drive pivot 4 through driving piece 3 rotates to make articulated piece 5 and stopper 7 looks butt in order to lock the door body 2. The hinge block 5 is driven to be abutted with the limiting block 7 in an electric mode, so that gaps between the door frame 1 and the door body 2 are reduced, and the technical problems of poor sealing property and poor heat preservation and heat insulation performance of the grain depot door in the prior art are solved.

On the basis of the above, in order to facilitate the rotation of the driving shaft 4, referring to fig. 5, the driving member 3 may include a driving motor 31, a worm 32, a worm wheel 33, and a driving shaft 34. The driving motor 31 is installed in the installation groove. One end of the worm 32 is connected to an output shaft of the driving motor 31. The worm wheel 33 is engaged with the worm 32. One end of the transmission shaft 34 is connected with the worm wheel 33, the other end is connected with the rotating shaft 4, and the driving motor 31 drives the transmission shaft 34 to rotate, so that the rotating shaft 4 is driven to rotate, and the hinge block 5 is abutted with the limiting block 7 to lock the door body 2. The driving motor 31 adopts a gear motor, and carries out secondary speed reduction through the worm 32 and the worm wheel 33, and adopts a worm and gear structure to bear larger torque so as to reduce the gap between the door body 2 and the door frame 1, and meanwhile, the worm and gear mechanism also has good wear resistance.

On the basis of the above, in order to facilitate the fixation of the driving motor 31, the worm 32 and the worm wheel 33, referring to fig. 4, the driving member 3 may further include a mounting housing 35 and a base 36. The installation shell 35 is positioned in the installation groove, through holes are formed in opposite side surfaces of the installation shell 35, and one end of the rotating shaft 4 penetrates through the through holes and stretches into the installation shell 35 to be connected with the transmission shaft 34. The base 36 is mounted on the mounting housing 35, the driving motor 31 is mounted on the base 36, the base 36 is provided with a side plate, the side plate is perpendicular to the axial direction of the transmission shaft 34, and is arranged close to the side face of the worm wheel 33, and one end of the transmission shaft 34 passes through the side plate. The side plates may be provided in two pieces and located on both sides of the worm wheel 33, respectively.

On the basis of the above, in order to facilitate the abutment of the hinge block 5 with the stopper 7, the driving motor is not rotated any more, and as shown in fig. 4, the driving member 3 may further include a limit adjuster 37 and a limit switch 38. The limit adjuster 37 is mounted on the drive shaft 34 and located on a side of the side plate away from the worm wheel 33, and a projection is provided on a circumferential outer side wall of the limit adjuster 37. The limit switch 38 is mounted on the side of the side plate near the limit adjuster 37, and the transmission shaft 34 rotates so that the driving motor 31 stops rotating when the bump on the limit adjuster 37 triggers the limit switch 38. The number of the limit adjusters 37 and the limit switches 38 may be two, and the protruding blocks of the two limit adjusters 37 are staggered, so that the driving motor 31 can stop rotating when the transmission shaft 34 rotates forward or backward until the protruding blocks on the two limit adjusters 37 are abutted against the two limit switches 38.

On the basis of the above, in order to further reduce the gap between the door body 2 and the door frame 1, referring to fig. 2, the limiting blocks 7 are respectively mounted on opposite sides of the door frame 1, the number of the transmission shaft 34, the rotation shaft 4 and the hinge blocks 5 is two, and the worm wheel 33 rotates to enable the two hinge blocks 5 to respectively abut against the two limiting blocks 7, so that the gap between the door body 2 and the door frame 1 is further reduced.

On the basis of the above, referring to fig. 2, two door bodies 2 may be provided and symmetrically arranged along the door frame 1, and the two door bodies 2 are provided with mounting grooves. Handles can also be installed on the two door bodies 2, and when the driving motor 31 drives the rotating shaft 4 to rotate so that the hinge block 5 rotates along the direction away from the limiting block 7, the handles are pulled to open the door bodies 2.

On the basis, the low-temperature grain storage heat-preservation airtight electric door can further comprise a sealing strip. The door body 2 is provided with a groove, the groove is positioned at the joint surface of the door body 2 and the door frame 1, and the sealing strip is arranged in the groove and is abutted against the door frame 1. Sealing strips can also be installed between the two door bodies 2, so that the gap between the door bodies 2 and the door frame 1 is reduced.

On the basis of the above, in order to facilitate the installation of the door body 2, referring to fig. 1, the low-temperature grain storage heat-preserving airtight electric door may further comprise a hinge 6. The side of the door body 2 is hinged with the side of the door frame 1 through a plurality of hinges 6.

In summary, in the use of the airtight electrically operated door of low temperature grain storage heat preservation, at first, pulling the handle makes two door bodies 2 laminate with door frame 1 mutually, and driving motor 31 drive worm 32 rotates so that worm wheel 33 rotates to make transmission shaft 34 drive pivot 4 rotate, and then make articulated piece 5 and stopper 7 butt in order to lock door body 2, and transmission shaft 34 rotates so that limit regulator 37 triggers limit switch 38 when, driving motor 31 stops rotating. The hinge block 5 is abutted against the limiting block 7 through the driving motor 31, so that the door body 2 can be prevented from swinging relative to the door frame 1 as much as possible, and a gap between the door body 2 and the door frame 1 is reduced. The sealing strip is arranged at the joint surface of the door body 2 and the door frame 1 and between the two door bodies 2, so that the gap between the door bodies 2 and the door frame 1 and the gap between the two door bodies 2 are further reduced.

The above description is merely an embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art can easily think about changes or substitutions within the technical scope of the present utility model, and it is intended to cover the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a airtight electrically operated gate of low temperature grain storage heat preservation which characterized in that includes:

the door comprises a door frame (1), wherein a limiting block (7) is arranged at the top of the inner side of the door frame (1);

the door body (2) is rotatably arranged on the inner side surface of the door frame (1) at one side, a mounting groove is formed in the door body (2), and the mounting groove is positioned at one side, far away from the door frame (1), of the door body (2);

a driving member (3) mounted in the mounting groove;

one end of the rotating shaft (4) is connected with the driving piece (3), and the other end extends towards the direction of the limiting block (7); and

the hinge block (5) is arranged at one end, close to the limiting block (7), of the rotating shaft (4), and the driving piece (3) drives the rotating shaft (4) to rotate so that the hinge block (5) is abutted with the limiting block (7) to lock the door body (2).

2. The low-temperature grain-storage heat-preservation airtight electric door according to claim 1, characterized in that the driving member (3) comprises:

a drive motor (31) mounted in the mounting groove;

one end of the worm (32) is connected with the output shaft of the driving motor (31);

a worm wheel (33) engaged with the worm (32); and

one end of a transmission shaft (34) is connected with the worm wheel (33), the other end of the transmission shaft is connected with the rotating shaft (4), the driving motor (31) drives the transmission shaft (34) to rotate, so that the rotating shaft (4) is driven to rotate, the hinge block (5) is abutted with the limiting block (7) to lock the door body (2).

3. The low-temperature grain-storage heat-preservation airtight electric door according to claim 2, characterized in that the driving member (3) further comprises:

the installation shell (35) is positioned in the installation groove, through holes are formed in opposite side surfaces of the installation shell (35), and one end of the rotating shaft (4) penetrates through the through holes and stretches into the installation shell (35) to be connected with the transmission shaft (34);

the base (36) is installed on the installation shell (35), the driving motor (31) is installed on the base (36), a side plate is arranged on the base (36), the side plate is perpendicular to the axis direction of the transmission shaft (34) and is close to the side face of the worm wheel (33), and one end of the transmission shaft (34) penetrates through the side plate.

4. A cold grain storage insulated airtight electrically operated door according to claim 3, wherein the driving member (3) further comprises:

a limit adjuster (37) mounted on the drive shaft (34) and located on a side of the side plate remote from the worm wheel (33);

and the limit switch (38) is arranged on the side surface of the side plate, which is close to the limit regulator (37), and the transmission shaft (34) rotates so that the driving motor (31) stops rotating when the limit regulator (37) triggers the limit switch (38).

5. The low-temperature grain storage heat preservation airtight electrically operated gate according to claim 4, wherein limiting blocks (7) are respectively installed on opposite side surfaces of the door frame (1), the number of the transmission shaft (34), the number of the rotating shaft (4) and the number of the hinge blocks (5) are two, and the worm wheel (33) rotates to enable the two hinge blocks (5) to be respectively abutted against the two limiting blocks (7).

6. The low-temperature grain storage heat preservation airtight electric door according to claim 1, wherein two door bodies (2) are arranged and are symmetrically arranged along the door frame (1), and mounting grooves are formed in the two door bodies (2).

7. The low temperature grain storage thermal insulation airtight electric door of claim 6, further comprising:

the sealing strip is arranged in the groove and is abutted to the door frame (1), and the groove is formed in the joint surface of the door body (2) and the door frame (1).

8. The low temperature grain storage thermal insulation airtight electric door of claim 7, further comprising:

the hinge (6), the side of the door body (2) with the side of door frame (1) is through a plurality of hinge (6) looks articulated.