CN220014941U

CN220014941U - Airtight door of granary

Info

Publication number: CN220014941U
Application number: CN202321176627.3U
Authority: CN
Inventors: 贺成启; 贺磊; 黄余; 曾红领
Original assignee: Shangqiu Qingyuan Machinery Equipment Co ltd
Current assignee: Shangqiu Qingyuan Machinery Equipment Co ltd
Priority date: 2023-05-16
Filing date: 2023-05-16
Publication date: 2023-11-14
Anticipated expiration: 2033-05-16

Abstract

The utility model discloses a granary airtight door, which comprises a door frame and a sealing mechanism; door frame: the left end of the front side face of the door frame is rotationally connected with a door plate, the right side of the front end of the door plate is fixedly connected with a door handle, the lower end of the front side of the door plate is provided with a lock hole, the inner walls of the upper end and the lower end of the door frame are respectively provided with a first seal groove corresponding to the positions, the inner walls of the left end and the right end of the door frame are respectively provided with a second seal groove corresponding to the positions, the left end and the right end of the door frame are respectively fixedly connected with a mounting plate, the inside of the mounting plate is respectively provided with uniformly distributed mounting holes, and the upper end and the lower end of the inside of the door frame are respectively provided with four seal rubber blocks; sealing mechanism: the sealing mechanism comprises a sealing block II, a connecting rod and a rotating frame, the sealing mechanism can enable the outer side face of the door plate to be matched with the door frame to be sealed through one-time rotation, the operation is simple, the tightness of the granary sealing door is effectively improved, and the sealing service life of the granary sealing door is greatly prolonged.

Description

Airtight door of granary

Technical Field

The utility model relates to the technical field of airtight doors, in particular to a granary airtight door.

Background

The airtight door is a door capable of completely closing a doorway, is usually used for preventing leakage or entry of gas, liquid or other substances, is usually made of materials such as metal, plastic and glass, has good sealing performance, can effectively isolate indoor and outdoor environments, is widely applied to the fields such as chemical industry, pharmacy, food processing and biological laboratories and the like so as to ensure safety and sanitation of working environments, and is used for ensuring the dryness of a granary, so that the grain is prevented from being damaged due to moisture, the existing part of the granary airtight door is driven to rotate by rotating a hand wheel, so that a sealing block is oppositely far away from a door plate and is inserted into a butt joint groove on a door frame, the airtight door plate is realized, but the upper end and the lower end of the door plate are sealed with the door frame by sealing rubber pads, so that the sealing performance of the upper end and the lower end of the door plate is not better than that of the left end and the lower end of the door plate, and the rubber pads are gradually corroded and lost after long-time use, and the sealing performance of the granary door is further rapidly reduced.

Disclosure of Invention

The utility model aims to overcome the existing defects, and provides the granary airtight door, the outer side surface of the door plate can be matched with the door frame to finish sealing through one-time rotation of the sealing mechanism, the operation is simple, the airtight performance of the granary airtight door is effectively improved, the airtight service life of the granary airtight door is greatly prolonged, and the problems in the background technology can be effectively solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a granary airtight door comprises a door frame and a sealing mechanism;

door frame: the left end of the front side face of the door frame is rotationally connected with a door plate, the right side of the front end of the door plate is fixedly connected with a door handle, the lower end of the front side of the door plate is provided with a lock hole, the inner walls of the upper end and the lower end of the door frame are respectively provided with a first seal groove corresponding to the positions, the inner walls of the left end and the right end of the door frame are respectively provided with a second seal groove corresponding to the positions, the left end and the right end of the door frame are respectively fixedly connected with a mounting plate, the inside of the mounting plate is respectively provided with uniformly distributed mounting holes, and the upper end and the lower end of the inside of the door frame are respectively provided with four seal rubber blocks;

sealing mechanism: the sealing mechanism is arranged in the door plate, the outer side face of the door plate can be matched with the door frame to finish sealing through one-time rotation of the sealing mechanism, the operation is simple, the tightness of the granary sealing door is effectively improved, and the sealing service life of the granary sealing door is greatly prolonged.

Further, sealing mechanism includes sealing block two, connecting rod and rotating turret, the equal sliding connection of rotating turret is in the sliding tray that the door plant rear side inner wall was seted up, and the inside of rotating turret all rotates and is connected with the connecting rod, and two upper and lower adjacent connecting rod middle parts are through round pin axle swivelling joint, and the guiding groove that door plant left and right sides was seted up is in the first, and in the sealing block respectively with adjacent sealing groove two cooperation installations, the equal sliding connection of relative medial surface of sealing block two has the rotating seat, and the connecting rod is kept away from the one end of rotating turret and is rotated with adjacent rotating seat inside through the round pin axle two respectively and is connected, realizes airtight about the airtight door of granary.

Further, the sealing mechanism further comprises vertical plates and two-way screw rods, wherein the vertical plates are respectively and fixedly connected to the inner wall of the rear side of the door plate, the two vertical plates are rotatably connected with the two-way screw rods through bearings, and the rotating frame is respectively and correspondingly connected with the upper end and the lower end of the two-way screw rods in a threaded manner, so that the airtight door of the granary is closed left and right.

Further, the sealing mechanism further comprises a first sealing block which is respectively connected in a guide groove II formed in the upper and lower parts of the door plate in a sliding mode, and the first sealing block is respectively matched with an adjacent first sealing groove to realize the up and down sealing of the airtight door of the granary.

Further, the sealing mechanism further comprises screw rods which are respectively connected to the opposite outer side surfaces of the vertical plates through bearings in a rotating mode, the screw threads of the two screw rods are opposite in direction, and the first sealing block is respectively in threaded connection with the adjacent screw rods, so that the airtight door of the granary can be sealed up and down.

Further, the sealing mechanism further comprises a worm, the worm is rotationally connected to the inside of the door plate through a bearing, a turbine is fixedly sleeved in the middle of the extrados surface of the bidirectional screw rod, and the turbine is in meshed connection with the worm to realize airtight driving of the airtight door of the granary.

Furthermore, the front end of the worm is fixedly connected with a hand wheel, so that personnel can conveniently seal the granary sealing door.

Compared with the prior art, the utility model has the beneficial effects that: the granary airtight door has the following advantages:

after personnel install the suitable position through the mounting hole on the mounting panel, when need carry out airtight to the granary, personnel clockwise rotation hand wheel drives the worm rotatory, and then drive the turbine rotation of meshing with it, and then make the rotating turret on the two-way lead screw be close to in opposite directions, make both sides connecting rod turn round with the round pin axle rotation of center and turn about, and then make the rolling seat on the connecting rod slide, the outside expansion of sealing block on the driving both sides rolling seat inserts to seal groove two and accomplish airtight door's left and right sides airtight, in the pivoted of two-way lead screw, the lead screw of both sides also begins to rotate, make the sealing block of both sides keep away from in opposite directions and insert to seal groove one's inside, accomplish airtight door's upper and lower airtight, when need remove airtight door's airtight, personnel anticlockwise rotation hand wheel, make sealing block of both sides and sealing block two keep away from seal groove one and seal groove two's inside, contact airtight door's airtight, personnel's accessible pulling the door handle, make the door plant rotate the inside that leaves the granary, personnel just can get into the inside of granary at this moment, the sealing mechanism's once has just can make the lateral surface and door frame cooperation accomplish airtight door, easy operation, the airtight door's efficiency is improved greatly, granary airtight door's life.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of an explosive structure according to the present utility model;

FIG. 3 is a schematic cross-sectional view of a door panel according to the present utility model.

In the figure: 1 door frame, 2 sealing mechanism, 21 sealing block one, 22 lead screw, 23 riser, 24 rotating frame, 25 two-way lead screw, 26 sealing block two, 27 connecting rod, 28 worm, 3 door plant, 4 mounting panel, 5 hand wheels, 6 door handle, 7 sealing rubber piece.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present embodiment provides a technical solution: a granary airtight door comprises a door frame 1 and a sealing mechanism 2;

door frame 1: the left end of the front side face of the door frame is rotationally connected with a door plate 3, the right side of the front end of the door plate 3 is fixedly connected with a door handle 6, the lower end of the front side of the door plate 3 is provided with a lock hole, the inner walls of the upper end and the lower end of the door frame 1 are respectively provided with a first seal groove corresponding to the position, the inner walls of the left end and the right end of the door frame 1 are respectively provided with a second seal groove corresponding to the position, the left end and the right end of the door frame 1 are respectively fixedly connected with a mounting plate 4, the inside of the mounting plate 4 is respectively provided with uniformly distributed mounting holes, and the upper end and the lower end of the inside of the door frame 1 are respectively provided with four seal rubber blocks 7;

sealing mechanism 2: the sealing mechanism 2 comprises a second sealing block 26, a connecting rod 27 and a rotating frame 24, wherein the rotating frame 24 is in sliding connection with a sliding groove formed in the inner wall of the rear side of the door plate 3, the connecting rod 27 is in rotating connection with the inner part of the rotating frame 24, the middle parts of two connecting rods 27 which are adjacent up and down are in rotating connection through a pin shaft, a second sealing block 26 is in sliding connection with a first guiding groove formed in the left side and the right side of the door plate 3, the second sealing block 26 is respectively matched and installed with the second adjacent sealing groove, the opposite inner side surfaces of the second sealing block 26 are respectively in sliding connection with a rotating seat, one end of the connecting rod 27, which is far away from the rotating frame 24, is respectively in rotating connection with the inner part of the adjacent rotating seat through the second pin shaft, the sealing mechanism 2 further comprises a vertical plate 23 and a bidirectional screw rod 25, the vertical plate 23 is respectively fixedly connected with the inner wall of the rear side of the door plate 3, the two vertical plates 23 are in rotating connection with the bidirectional screw rod 25 through bearings, the rotating frame 24 is respectively in threaded connection with the upper and lower corresponding ends of the bidirectional screw rod 25, the sealing mechanism 2 further comprises a first sealing block 21, the first sealing block 21 is respectively and slidably connected in a second guide groove formed in the upper and lower parts of the door plate 3, the first sealing block 21 is respectively and cooperatively installed with an adjacent first sealing groove, the sealing mechanism 2 further comprises screw rods 22, the screw rods 22 are respectively and rotatably connected on opposite outer side surfaces of the vertical plate 23 through bearings, the two screw rods 22 are in opposite threaded directions, the first sealing block 21 is respectively and rotatably connected with the adjacent screw rods 22, the sealing mechanism 2 further comprises a worm 28, the worm 28 is rotatably connected in the door plate 3 through bearings, a turbine is fixedly sleeved in the middle of an extrados surface of the bidirectional screw rod 25, the turbine is in meshed connection with the worm 28, the front end of the worm 28 is fixedly connected with a hand wheel 5, and after a person installs the door frame 1 at a proper position through a mounting hole on the mounting plate 4, when the granary needs to be sealed, a person rotates the hand wheel 5 clockwise to drive the worm 28 to rotate, and then drives the turbine meshed with the worm to rotate, and then the rotating frame 24 on the two-way screw rod 25 is made to approach each other, so that the two side connecting rods 27 rotate and fold by a pin shaft at the center, and then the rotating seat on the connecting rods 27 slides, the second sealing blocks 26 on the two side rotating seats are driven to expand outwards and insert into the second sealing grooves to finish the left and right sealing of the sealing door, when the two-way screw rod 25 rotates, the screw rods 22 on the two sides also start to rotate, the first sealing blocks 21 on the two sides are made to move away from the inner parts of the first sealing grooves to finish the up and down sealing of the sealing door, when the sealing of the sealing door needs to be released, the person rotates the hand wheel 5 anticlockwise, the first sealing blocks 21 and the second sealing blocks 26 are made to move away from the inner parts of the first sealing grooves to contact the sealing door, and then the person can rotate the door handle 6 to enable the door plate 3 to rotate away from the inner parts of the door frame 1, at the moment, the person can enter the inner parts of the sealing groove to finish the left and right sealing of the sealing door, the sealing door frame 3 can be matched with the inner parts of the sealing door frame through one rotation of the sealing mechanism 2, the sealing mechanism 2 can finish the upper and lower sealing door and the sealing door, the sealing door is greatly improved, and the sealing efficiency of the sealing door is improved.

The utility model provides a granary airtight door, which has the following working principle: after a person installs the door frame 1 at a proper position through the mounting hole on the mounting plate 4, when the granary needs to be sealed, the person rotates the hand wheel 5 clockwise to drive the worm 28 to rotate, and then drives the turbine meshed with the worm to rotate, and then the rotating frame 24 on the two-way screw rod 25 is close to each other, so that the two-side connecting rods 27 are folded by rotating the central pin shafts, and then the rotating seats on the connecting rods 27 slide, the sealing blocks II 26 on the two-side rotating seats are driven to expand outwards and insert into the sealing grooves II to finish the left and right sealing of the sealing door, when the two-way screw rod 25 rotates, the screw rods 22 on the two sides also start to rotate, so that the sealing blocks 21 on the two sides are far away from the inner part of the sealing grooves I, the sealing blocks 21 on the two sides are far away from the inner part of the sealing grooves II, and then the person can rotate the door plate 3 by pulling the door handle 6, at the moment, the person can enter the inner part of the granary, the sealing door plate 2 can be matched with the sealing door plate 3 at the moment, the sealing service life of the granary is greatly prolonged, and the sealing performance of the granary is greatly improved.

The foregoing is only illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, and all equivalent structures or equivalent flow modifications which may be made by the teachings of the present utility model and the accompanying drawings or which may be directly or indirectly employed in other related art are within the scope of the utility model.

Claims

1. A granary sealing door, characterized in that: comprises a door frame (1) and a sealing mechanism (2);

door frame (1): the left end of the front side face of the door frame is rotationally connected with a door plate (3), the right side of the front end of the door plate (3) is fixedly connected with a door handle (6), the lower end of the front side of the door plate (3) is provided with a lock hole, the inner walls of the upper end and the lower end of the door frame (1) are provided with sealing grooves I corresponding to positions, the inner walls of the left end and the right end of the door frame (1) are provided with sealing grooves II corresponding to positions, the left end and the right end of the door frame (1) are fixedly connected with mounting plates (4), the inside of each mounting plate (4) is provided with uniformly distributed mounting holes, and the upper end and the lower end of the inside of the door frame (1) are respectively provided with four sealing rubber blocks (7);

sealing mechanism (2): which is arranged inside the door plate (3).

2. The grain bin closing door of claim 1, wherein: sealing mechanism (2) are including sealing block two (26), connecting rod (27) and rotating turret (24), in the sliding tray that the equal sliding connection of rotating turret (24) was offered in door plant (3) rear side inner wall, the inside of rotating turret (24) is all rotated and is connected with connecting rod (27), upper and lower adjacent two connecting rod (27) middle parts are rotated through the round pin axle and are connected, the guiding groove that door plant (3) left and right sides was offered in one is in the other sliding connection have sealing block two (26), sealing block two (26) respectively with adjacent sealing groove two cooperation installation, the equal sliding connection of relative medial surface of sealing block two (26) has the rolling seat, the one end that rotating turret (24) were kept away from to connecting rod (27) is rotated with adjacent rolling seat inside through the round pin axle respectively and is connected.

3. The grain bin closing door of claim 2, wherein: the sealing mechanism (2) further comprises vertical plates (23) and two-way screw rods (25), the vertical plates (23) are respectively and fixedly connected to the inner wall of the rear side of the door plate (3), the two vertical plates (23) are rotatably connected with the two-way screw rods (25) through bearings, and the rotating frame (24) is respectively in threaded connection with the upper and lower corresponding ends of the two-way screw rods (25).

4. A grain bin closing door according to claim 3, wherein: the sealing mechanism (2) further comprises first sealing blocks (21), the first sealing blocks (21) are respectively connected in guide grooves II formed in the upper and lower portions of the door plate (3) in a sliding mode, and the first sealing blocks (21) are respectively matched with the first adjacent sealing grooves.

5. The grain bin closing door according to claim 4, wherein: the sealing mechanism (2) further comprises screw rods (22), the screw rods (22) are respectively connected to opposite outer side surfaces of the vertical plate (23) through bearings in a rotating mode, the screw threads of the two screw rods (22) are opposite in direction, and the first sealing block (21) is respectively in threaded connection with the adjacent screw rods (22).

6. A grain bin closing door according to claim 3, wherein: the sealing mechanism (2) further comprises a worm (28), the worm (28) is rotatably connected to the inside of the door plate (3) through a bearing, a turbine is fixedly sleeved in the middle of the outer cambered surface of the bidirectional screw rod (25), and the turbine is meshed with the worm (28).

7. The grain bin closing door of claim 6, wherein: the front end of the worm (28) is fixedly connected with a hand wheel (5).